| Status | Response Date |
Operator | Type | Title/Synopsis | ID |
|---|---|---|---|---|---|
| Pressure | |||||
| Not Required | 04/13/2009 | Energy Transfer Company | Pressure | Pressure reduction to exceed 365 days Final repair of identified anomalies will be by replacement and rerouting. Pressure reduction will remain in place until the replacement is completed. |
183 |
| Program | |||||
| Acknowledged | Crosstex Energy Services, LTD | Program | Pipeline system sold Notifies PHMSA that a pipeline system with no HCAs has been sold to another operator. |
164 | |
| No Objection | 03/29/2005 | El Paso Field Services, L.P. | Program | Change in Program Scope due to Acquired Assets Operator reports that it has acquired pipeline of another operator, which will be included in its IM Program |
5 |
| Acknowledged | 07/13/2005 | CenterPoint Energy | Program | Change in Method for Determining HCA The operator revised its method for determining HCAs from method 1 to method 2, and also reviewed certain previously identified HCA locations. Resulting changes reduced HCA miles by 32%. |
14 |
| Acknowledged | 08/31/2005 | Southern California Gas Company & San Diego Gas & Electric | Program | Change in method for identifying HCA Operator changed from a combination of method 1 and 2 to method 2 only for identifying HCAs, |
15 |
| Acknowledged | 09/22/2005 | Southern Natural Gas Company | Program | Sale of Pipeline Including HCAs Operator reported a significant change in its IM program owing to sale of pipeline including 61 HCAs totalling over 22 miles. |
16 |
| Acknowledged | 10/31/2005 | Atlanta Gas Light Company | Program | Additional HCA mileage due to purchase of pipeline assets The operator reported a change to its program adding 62 miles of high consequence area as a result of a purchase of pipeline assets from another operator. |
29 |
| Not Required | 12/16/2005 | We Energies | Program | Corrections to submitted performance measure data Clerical error and change in criteria for when a direct assessment is "complete" let to a need to change data previously submitted in semi-annual performance measure report. |
30 |
| Acknowledged | 01/06/2006 | PECO Energy Company | Program | Removal of line reclassified as non-transmission (20% SMYS) Review of operational records identified that a line with MAOP of 250 psig (20.1% SMYS) had never operated above 235 psig (18.9% SMYS). MAOP was reduced. Valve changes were made at the pressure reducing station. The line was removed from the IM program. |
31 |
| Acknowledged | 02/15/2006 | Kern River Gas Transmission Company | Program | Change in Risk Calculation Method Implementation of GeoFields Risk Frame Modeler. |
33 |
| Acknowledged | 02/20/2006 | ConocoPhillips | Program | Sale of Intrastate Pipeline Assets Gas IM program changed due to sale of intrastate pipelines in CA subject to Subpart O. Limited remaining pipeline subject to the rule is in LA. |
35 |
| Acknowledged | 02/20/2006 | Laclede Gas | Program | Change in Method for Determining HCA Operator changed from Method 1 to Method 2 for determining HCAs. Resulted in 26% recduction in HCA mileage. |
36 |
| Acknowledged | 02/27/2006 | MIDAMERICAN ENERGY COMPANY | Program | Change in Baseline Assessment Schedule Changes in detailed schedule for performing assessments. 50% and 100% deadlines not affected. |
34 |
| Acknowledged | 03/08/2006 | Portland Natural Gas Transmission System | Program | Consolidation of IM Programs, HCA method IM programs for Portland Natural Gas Transmission System, Gas Transmission Northwest Corporation, and North Baja Pipeline have been combined. Method for determining HCAs changed from method 1 to method 2. |
40 |
| Acknowledged | 03/08/2006 | Gas Transmission Northwest | Program | Consolidation of IM Programs, HCA method IM programs for Portland Natural Gas Transmission System, Gas Transmission Northwest Corporation, and North Baja Pipeline have been combined. Method for determining HCAs changed from method 1 to method 2. |
41 |
| Acknowledged | 03/08/2006 | North Baja Pipeline | Program | Consolidation of IM Programs, HCA method IM programs for Portland Natural Gas Transmission System, Gas Transmission Northwest Corporation, and North Baja Pipeline have been combined. Method for determining HCAs changed from method 1 to method 2. |
42 |
| Acknowledged | 05/05/2006 | South Carolina Pipeline Corporation | Program | Transfer of pipeline assets Operator transferred a total of 551 miles of pipeline to other pipeline operators. |
48 |
| Acknowledged | 07/25/2006 | Gas Transmission Northwest | Program | Change from Individual to Societal risk measure, update of HCAs New IMP plan implemented. Revises risk assessment methodology from use of individual risk measure to societal measure for prioritizing segments. HCAs revised through annual update. |
51 |
| Acknowledged | 07/25/2006 | North Baja Pipeline | Program | Change from Individual to Societal risk measure, update of HCAs New IMP plan implemented. Revises risk assessment methodology from use of individual risk measure to societal measure for prioritizing segments. HCAs revised through annual update. |
52 |
| Acknowledged | 07/25/2006 | Portland Natural Gas Transmission System | Program | Change from Individual to Societal risk measure, update of HCAs New IMP plan implemented. Revises risk assessment methodology from use of individual risk measure to societal measure for prioritizing segments. HCAs revised through annual update. |
53 |
| Acknowledged | 09/25/2006 | Eastern Shore Natural Gas Company | Program | Change in risk assessment method and BAP Operator has implemented a change in the method by which it evaluates risk. The new risk evaluation resulted in creation of a revised baseline assessment plan. |
58 |
| Acknowledged | 10/09/2006 | Eastern Shore Natural Gas Company | Program | Implementation of ICAM Operator has implemented the Integrity Compliance Activity Manager platform (ICAM) to serve as its Integrity Management Program. |
59 |
| Acknowledged | 10/09/2006 | Florida Gas Transmission Company | Program | Implementation of ICAM Operator has implemented the Integrity Compliance Activity Manager (ICAM) platform as its IM program. |
60 |
| Acknowledged | 10/09/2006 | Transwestern Pipeline | Program | Implementation of ICAM Operator has implemented the Integrity Compliance Activity Manager (ICAM) platform as its IM program. |
61 |
| Acknowledged | 10/09/2006 | Panhandle Eastern Pipeline Company | Program | Implementation of ICAM Operator has implemented the Integrity Compliance Activity Manager (ICAM) platform as its IM program. |
62 |
| Acknowledged | 10/09/2006 | Trunkline Gas Company | Program | Implementation of ICAM Operator has implemented the Integrity Compliance Activity Manager (ICAM) platform as its IM program. |
63 |
| Acknowledged | 10/09/2006 | Sea Robin Pipeline Company | Program | Implementation of ICAM Operator has implemented the Integrity Compliance Activity Manager (ICAM) platform as its IM program. |
64 |
| Acknowledged | 10/09/2006 | Lee 8 Gas Storage | Program | Implementation of ICAM Operator has implemented the Integrity Compliance Activity Manager (ICAM) platform as its IM program. |
65 |
| Acknowledged | 10/31/2006 | ALASKA PIPELINE COMPANY | Program | Change in risk-rank basis The operator's baseline assessment schedule is revised to risk rank by HCA vs. by pipeline. |
66 |
| Acknowledged | 10/31/2006 | Duke Energy Field Services, Inc. | Program | HCA mileage reduced due to sale of assets and change to method 2 Major reductions in HCA miles occurred as a result of selling pipelines containing HCAs and changing from method 1 to method 2 for defining HCAs on remaining pipeline. |
68 |
| Acknowledged | 10/31/2006 | Chevron Pipe Line Company | Program | Rewrite of IM program as a result of internal audit findings The IM manual was revised as a result of internal audit findings and to allow the gas transmission and hazardous liquid IM programs to be managed from a common document. |
69 |
| Acknowledged | 12/18/2006 | ANR Pipeline Co | Program | Change in risk prioritization process Change in treatment of manufacturing defect threat (to better reflect stable conditions) and model weighting factors. |
71 |
| Acknowledged | 12/18/2006 | Colorado Interstate Gas Co | Program | Change in risk prioritization process Change in treatment of manufacturing defect threat (to better reflect stable conditions) and model weighting factors. |
72 |
| Acknowledged | 12/18/2006 | El Paso Natural Gas Co | Program | Change in risk prioritization process Change in treatment of manufacturing defect threat (to better reflect stable conditions) and model weighting factors. |
73 |
| Acknowledged | 12/18/2006 | Southern Natural Gas Company | Program | Change in risk prioritization process Change in treatment of manufacturing defect threat (to better reflect stable conditions) and model weighting factors. |
74 |
| Acknowledged | 12/18/2006 | Tennessee Gas Pipeline Co | Program | Change in risk prioritization process Change in treatment of manufacturing defect threat (to better reflect stable conditions) and model weighting factors. |
75 |
| Acknowledged | 01/16/2007 | Vectren Energy Delivery of Ohio | Program | Change from Method 1 to Method 2 for HCA identification Change to use of potential impact circles resulted in 53% reduction in HCA miles. |
76 |
| Acknowledged | 01/16/2007 | Vectren Energy Delivery of Indiana, North | Program | Change from Method 1 to Method 2 for identifying HCAs The change to use of potential impact circles resulted in 55% reduction in HCA miles. |
77 |
| Acknowledged | 01/16/2007 | Vectren Energy Delivery of Indiana, South | Program | Change from Method 1 to Method 2 for identifying HCAs The change to use of potential impact circles resulted in a 67% reduction in HCA miles. |
78 |
| Acknowledged | 01/16/2007 | Equitrans L.P. | Program | Change from Method 2 to Method 1 for identifying HCAs Change to method 1 for one pipeline, increasing HCA mileage as a result. HCA identification continues to be by Method 2 for the remainder of the system. |
79 |
| Acknowledged | 01/16/2007 | Hutchinson Utilities Commission | Program | Reduction in MAOP reduces potential impact radius The MAOP of the pipeline system has been reduced, reducing the size of the potential impact radius |
80 |
| Acknowledged | 01/31/2007 | South Carolina Electric & Gas Company | Program | Purchase of pipeline assets adds HCA mileage to IM program Approximately 6 miles of HCA were added as a result of purchasing other pipeline. The 50% completion deadline will not be affected. |
83 |
| Acknowledged | 01/31/2007 | Dominion East Ohio | Program | MAOP downrating results in reduction in HCA mileage Downrating MAOP resulted in elmination of HCA mileage. Affected segments have been removed from the IM program. |
84 |
| Acknowledged | 02/26/2007 | PPL Gas Utilities Corporation | Program | Reclassification to distribution reduces HCA mileage Operator conducted further research on pipe properties to demonstrate that pipe operated below 20% SMYS. The lines were reclassified to distribution, removing them from the transmission IM program. |
86 |
| Acknowledged | 02/26/2007 | Crosstex Energy Services, LTD | Program | Field review removes identified sites and related HCAs from IM program Field reviews including detailed measurements and interviews with facility personnel resulted in elimination of some identified sites and removal of related HCAs from the IM program. |
87 |
| Acknowledged | 02/28/2007 | DominionPeoples | Program | Pipeline determined susceptible to SCC Assessment procedures have been modified to include assessement for SCC wherever disbonded coating is observed, regardless of temperature and %SMYS. |
88 |
| Acknowledged | 03/16/2007 | MIDAMERICAN ENERGY COMPANY | Program | 89 | |
| Acknowledged | 03/16/2007 | Enterprise Products Operating L.P. | Program | Consolidation of IM programs for 3 operators IM programs for Enterprise Products L.P., GulfTerra L. P. and TEPPCO have been combined. |
90 |
| Acknowledged | 04/25/2007 | ANR Pipeline Co | Program | Change in program due to sale of assets Sale of one pipeline previously subject to the operator's IM plan results in a change in scope. |
91 |
| Acknowledged | 05/03/2007 | ExxonMobil USProduction Company, a division of ExxonMobil Corporation | Program | Removal of covered segments from IMP A pipeline of approximately 6 miles that had been considered an HCA over its entire length was sold. Another 1-mile covered segment was removed from the IMP since on-site house count with accurate measurements identified less than 20 houses within the PIR. |
97 |
| Acknowledged | 05/22/2007 | Crosstex Mississippi Pipeline L.P. | Program | Reduction in HCA miles due to detailed survey of identified sites Change in IMP program involving reduction in covered mileage due to completion of detailed field evaluation of potential identified sites. |
101 |
| Acknowledged | 05/22/2007 | Crosstex Industrial Gas Sales L.P. | Program | Addition of HCA miles due to detailed survey of identified sites Change in IMP program involving addition of covered mileage due to completion of detailed field evaluation of potential identified sites. |
102 |
| Acknowledged | 05/22/2007 | ANR Pipeline Company | Program | Change in program due to procurement of pipeline assets Change to parent company IMP program due to purchase of this pipeline. Transition to parent IMP plan to be made over time. |
104 |
| Acknowledged | 05/22/2007 | Dominion East Ohio | Program | 107 | |
| Acknowledged | 05/31/2007 | Northern Border Pipeline Company | Program | Change in program due to procurement of pipeline assets Change to parent company IMP program due to purchase of n this pipeline. Transition to parent IMP plan to be made over time. |
103 |
| Acknowledged | 05/31/2007 | Great Lakes Gas Transmission System | Program | Change in program due to procurement of pipeline assets Change to parent company IMP program due to purchase of an interest in this pipeline. Transition to parent IMP plan to be made over time. |
105 |
| Acknowledged | 05/31/2007 | Tuscarora Gas Transmaission Company | Program | Change in program due to procurement of pipeline assets Change to parent company IMP program due to purchase of an interest in this pipeline. Transition to parent IMP plan to be made over time. |
106 |
| Acknowledged | 06/11/2007 | Florida Gas Transmission | Program | Program modification to include ECDA Operator has modified its IM program to include ECDA as an acceptable assessment method. Procedures for use of ECDA have been drafted. |
108 |
| Acknowledged | 06/11/2007 | Panhandle Eastern Pipeline Company | Program | Program modification to include ECDA Operator has modified its IM program to include ECDA as an acceptable assessment method. Procedures for use of ECDA have been drafted. |
109 |
| Acknowledged | 06/11/2007 | Trunkline Gas Company | Program | Program Modification to include ECDA Operator has modified its IM program to include ECDA as an acceptable assessment method. Procedures for use of ECDA have been drafted. |
110 |
| Acknowledged | 06/11/2007 | Sea Robin Pipeline Company | Program | Program modification to include ECDA Operator has modified its IM program to include ECDA as an acceptable assessment method. Procedures for use of ECDA have been drafted. |
111 |
| Acknowledged | 06/11/2007 | Lee 8 Storage Partnership | Program | Program modification to include ECDA Operator has modified its IM program to include ECDA as an acceptable assessment method. Procedures for use of ECDA have been drafted. |
112 |
| Acknowledged | 07/06/2007 | Elizabeth Town Gas Company | Program | 114 | |
| Acknowledged | 07/13/2007 | Dominion East Ohio | Program | Reduction in HCA mileage due to MAOP reductions |
115 |
| Acknowledged | 07/13/2007 | Penn Jersey Pipeline Company | Program | Acquisition and conversion to distribution system removes system from IM Operator has been acquired and the system will henceforth be operated as a distribution system. As such, its IM program has been terminated. |
116 |
| Acknowledged | 07/13/2007 | Southern Star Central Gas Pipeline, Inc. | Program | Change in risk model The operator is revising its program to use a more-detailed risk model. |
118 |
| Acknowledged | 07/31/2007 | Crosstex Energy Gulf Coast Transmission, LTD | Program | Reclassification of lines to gathering reduces HCA mileage The new gathering rule and API-RP-80 resulted in reclassification of pipeline previously considered transmission. A significant reduction in HCA miles covered under the transmission IM program resulted. |
119 |
| Acknowledged | 07/31/2007 | Air Products and Chemicals, Inc | Program | Update in IM program based on experience Operator has updated several processes that are part of its IM program and will discuss changes with PHMSA. |
120 |
| Acknowledged | 09/12/2007 | Dominion East Ohio | Program | 125 | |
| Acknowledged | 10/15/2007 | Energen Resources Corporation | Program | New gathering line definition eliminates previous transmission line The new definition of gathering lines resulted in reclassification of the only transmission line subject to IM to a gathering line. The company's IM program is discontinued. |
127 |
| Acknowledged | 10/15/2007 | Tennessee Gas Pipeline Co | Program | Addition of buffer to PIR Operator has added a 25' buffer to its Potential Impact Radius calculations to account for geographical uncertainties in locating pipeline/structures. |
131 |
| Acknowledged | 10/15/2007 | Colorado Interstate Gas Co | Program | Addition of buffer to PIR Operator has added a 25' buffer to its Potential Impact Radius calculations to account for geographical uncertainties in locating pipeline/structures. |
134 |
| Acknowledged | 10/15/2007 | El Paso Natural Gas Co | Program | Change from Method 1 to Method 2 for identifying HCAs Operator has revised its program to use potential impact circles (method 2) to identify HCAs instead of class location (method 1). |
135 |
| Acknowledged | 10/15/2007 | Mojave Pipeline Operating Company | Program | Addition of buffer to PIR Operator has added a 25' buffer to its Potential Impact Radius calculations to account for geographical uncertainties in locating pipeline/structures. |
136 |
| Acknowledged | 10/15/2007 | Southern Natural Gas Co | Program | Addition of buffer to PIR Operator has added a 25' buffer to its Potential Impact Radius calculations to account for geographical uncertainties in locating pipeline/structures. |
137 |
| Acknowledged | 10/15/2007 | Bear Creek Storage Co | Program | Addition of buffer to PIR Operator has added a 25' buffer to its Potential Impact Radius calculations to account for geographical uncertainties in locating pipeline/structures. |
138 |
| Acknowledged | 10/15/2007 | ANR Pipeline Company | Program | Changes to method for identifying HCA The operator has changed from method 1 to method 2 and will include a 25-ft buffer in its calculation of potential impact radius to account for uncertainties in the location of the pipeline and nearby structures. |
139 |
| Acknowledged | 10/29/2007 | Chevron Pipe Line Company | Program | Including ECDA in integrity management program Operator is revising its program to include use of ECDA as an assessment method. |
141 |
| Acknowledged | 10/31/2007 | Tuscarora Gas Transmission Company | Program | Purchased pipeline will be part of new owners IM Pipeline will be treated under the IM plan of its new owner subsequent to change in ownership. |
142 |
| No Objection | 12/07/2007 | Northern Utilities, Inc. | Program | Reduction in MAOP removes line from IM scope A reduction in MAOP results in a reclassification from transmission to distribution affecting all pipeline within Maine formerly subject to IM. |
144 |
| Acknowledged | 12/15/2007 | Dominion East Ohio | Program | 143 | |
| No Objection | 12/15/2007 | Pacific Gas & Electric Company | Program | Rescheduling of high-risk assessments Several high-risk segments/stations will not be assessed by 12/17/2007 as previously planned. |
145 |
| Acknowledged | 12/31/2007 | Dominion Peoples | Program | Downrates reduce HCA mileage MAOP downratings resulted in reclassification of pipeline from transmission to distribution and reduction in HCA mileage in the transmission IM program. |
146 |
| Acknowledged | 12/31/2007 | PPL Gas Utilities Corporation | Program | Change from Method 1 to Method 2 Change from method 1 (class locations) to method 2 (impact circles) reduced HCA mile from 15 to 4 miles |
147 |
| Acknowledged | 12/31/2007 | Dominion Hope | Program | Pipeline removed from IM program after downrating Downrates resulted in reclassifying pipe as distribution. The mileage was removed from the IM program. |
148 |
| Acknowledged | 12/31/2007 | Dominion East Ohio | Program | MAOP Downrates result in removing pipe from IM program MAOP downrates resulted in reclassifying pipeline and reducing mileage and HCAs under the IM program. |
149 |
| Acknowledged | 01/31/2008 | Public Service Company of North Carolina | Program | Reduction in HCA mileage due to improved analysis and MAOP reductions HCA mileage has been reduced approximatetly 50% due to improvements in the original analysis and reductions of MAOP that resulted in reclassifying some segments from transmission to distribution. |
151 |
| Acknowledged | 01/31/2008 | Atmos Energy | Program | Reduction in IM program mileage due to reduced MAOP Reduction of MAOP resulted in reclassification of a line to distribution and corresponding reduction of the mileage in the IM program. |
153 |
| Acknowledged | 02/29/2008 | USG Interiors Inc. | Program | Line removed from IM program due to reduction in MAOP Reduction in MAOP results in reclassification of line from transmission to distribution. Line is accordingly dropped from IM plan. |
154 |
| Acknowledged | 04/08/2008 | Crosstex LIG LLC | Program | Reduction in HCA miles due to field verification Field verification of nearby structures and improving accuracy of pipeline location determination resulted in significant reduction in HCA mileage |
156 |
| Acknowledged | 05/30/2008 | Orange and Rockland Utilities | Program | Elimination of IM program by reduction in pressure and use of Method 2 Operator will reduce pressure to reclassify some pipelines as non-transmission and will apply method 2 to remaining pipelines to determine HCAs. Preliminary evaluations indicate no HCAs will remain. |
163 |
| Acknowledged | 05/30/2008 | Crosstex Energy L.P. | Program | Gathering line definition leads to classification as transmission line Application of new gathering line definition has resulted in a line previously treated as gathering being classified as transmission. No HCAs have been identified. |
166 |
| Acknowledged | 06/30/2008 | Dominion East Ohio | Program | Sale of pipelines in IM program Operator reports sale of some pipelines included in its IM program. Operator will continue to operate the lines for a specified period, and they will remain in the IM program over that period. |
167 |
| Acknowledged | 08/14/2008 | Sacramento Municipal Utility District | Program | Addition of new HCA segment to IM program Additional pipeline segment identified as HCA by population density survey. |
168 |
| No Objection | 08/27/2008 | Air Liquide Large Industries U.S. LP | Program | Three-month extension of baseline assessments Operator has requested from the jurisdictional regulatory authority (TX RRC) a 3-month extension of the deadline for conducting baseline assessments to accommodate customer needs. |
159 |
| No Objection | 11/06/2008 | Northern Illinois Gas | Program | Conversion of line from transmission to distribution 20" line converted from transmission to distribution status, removing HCAs from transmission IM program. |
175 |
| No Objection | 12/23/2008 | El Paso CGP Gas Transmission Company | Program | Delay in reassessment Reassessment under Texas IM rule will be delayed due to need to modify line for pigging. |
176 |
| Acknowledged | 03/31/2009 | Dominion East Ohio | Program | Pipeline reclassification reduces HCA mileage Reclassification resulted in pipeline no longer treated as transmission. Pipeline was removed from IM program, reducing total covered mileage. |
182 |
| No Objection | 04/13/2009 | Crosstex Gulf Coast Transmission LTD. | Program | Lease expires, line returns to IM program Lease expired on line leased to another operator. Reponsibility returns to owning operator. No HCAs on line. |
169 |
| Acknowledged | 06/04/2009 | Dominion East Ohio | Program | Sold assets removed from IM program Pipeline was sold to another operator but continued to be operated by the original operator under agreement. The agreement has been terminated and the pipelines are being removed from the original operator's IM program. |
185 |
| Acknowledged | 06/22/2009 | Texas Gas Transmission, LLC. | Program | IM program to be combined under common parent company program Operator's IM program to be combined with other subsidiaries into a single program of the parent company. |
187 |
| Acknowledged | 06/30/2009 | GULF SOUTH PIPELINE COMPANY, LP | Program | IM program to be combined under common parent company program Operator's IM program to be combined with other subsidiaries into a single program of the parent company. |
186 |
| Acknowledged | 07/28/2009 | SMUD | Program | Changes in physical assets at regulating station Operator has changed meter and pipe diameter at a regulating station. |
200 |
| Not Required | 09/04/2009 | Entergy New Orleans, Inc. | Program | Change in IM plan - ILI for pressure test/DA Operator will modify a pipeline to allow ILI vs performing assessment using a combinaton of pressure test and DA. |
205 |
| Acknowledged | 09/10/2009 | Crosstex Alabama Gathering System L.P. | Program | Pipelines sold Operator sold pipelines formerly included in its IM program. |
209 |
| Acknowledged | 10/19/2009 | Texas Gas Transmission, LLC. | Program | Addition of Direct Assessment as routine assessment method Operator reports that it has modified its program to include procedures for use of direct assessment (ECDA, ICDA, SCCDA) for IM assessment. |
201 |
| Acknowledged | 10/19/2009 | Cheniere Creole Trail Pipeline, L.P. | Program | Change in risk model Operator has implemented a new risk model integrated with its GIS. |
202 |
| Acknowledged | 10/19/2009 | Marathon Pipe Line | Program | Consolidation of ownership Operator reports that it has assumed ownership of pipelines previously under other operators. |
207 |
| Acknowledged | 10/19/2009 | Crosstex Mississippi Pipeline, L.P. | Program | Pipelines sold Operator sold pipelines formerly included in its IM plan. |
208 |
| Acknowledged | 10/19/2009 | Crosstex Gulf Coast Transmission Ltd. | Program | Pipelines sold Operator sold pipelines formerly included in its IM program. |
210 |
| Acknowledged | 10/19/2009 | Crosstex CCNG Transmission Ltd. | Program | Pipelines sold Operator sold pipelines formerly included in its IM program. |
211 |
| Acknowledged | 10/19/2009 | Crosstex CCNG Gathering Ltd. | Program | Pipelines sold Operator sold pipelines formerly in its IM program. |
212 |
| Acknowledged | 10/19/2009 | Mid-Continent Market Center | Program | Subsidiary IM program incorporated into Parent The IM program of a wholly-owned subsidiary have been incorporated into that of the parent operator. |
214 |
| Acknowledged | 11/18/2009 | Kern River Gas Transmission Co | Program | HCA identificaton method changed HCA identification method changed to reduce manual review and modification of HCAs determined by software tool |
218 |
| Acknowledged | 11/19/2009 | SMUD | Program | Pipeline Reroute in HCA Operator reports it has re-routed pipeline within an HCA. |
216 |
| Acknowledged | 11/19/2009 | SMUD | Program | Reroute of pipeline within HCA Operator reports it has re-routed a portion of a pipeline in an HCA. |
217 |
| Repair | |||||
| Not Required | 12/16/2005 | Union Oil Company of California | Repair | Delay in repair of immediate anomaly outside HCA; permits needed Anomaly meeting immediate repair criteria was identified outside HCA in an inaccessible area of National Wildlife Refuge. Permits are required to excavate and are being obtained. |
23 |
| No Objection | 04/30/2008 | Energy Transfer Company | Repair | Inability to repair immediate conditions in 5 days Ten immediate conditions were identified by ILI. Operator was unable to excavate all ten within 5 days. Pressure reduction taken. |
158 |
| No Objection | 12/23/2008 | BP Pipelines (North America), Inc. | Repair | Assessment deferred until 2011 Assessment will not be conducted until 2011 |
174 |
| Not Required | 11/18/2009 | Redding Electric Utility | Repair | Operator will not meet 50% assessment deadline Operator will not meet regulatory deadline for assessing 50% of covered pipe. |
184 |
| Technology | |||||
| Under Review | Florida Gas Transmission | Technology | Use of guided wave ultrasound for pipe in casing and under parking lot Guided wave ultrasound will be used in a go/no-go mode for pipe in casing and under parking lot pavement. |
98 | |
| Under Review | Florida Gas Transmission | Technology | Use of guided wave to assess pipe in casing Long-range guided wave ultrasound will be used to assess cased pipe on a go/no-go basis. |
99 | |
| Under Review | Atmos Energy | Technology | Use of guided wave for cased pipe (Intrastate: GA) Operator plans to use standard procedures, submitted for review, to conduct assessments using guided wave ultrasound on pipe in casings. |
188 | |
| Under Review | Atmos Energy | Technology | Use of guided wave for cased pipe (Intrastate: MO) Operator plans to use standard procedures, submitted for review, to conduct assessments using guided wave ultrasound on pipe in casings. |
191 | |
| Under Review | Atmos Energy | Technology | Use of guided wave for cased pipe (Intrastate: TN) Operator plans to use standard procedures, submitted for review, to conduct assessments using guided wave ultrasound on pipe in casings. |
192 | |
| Under Review | Atmos Energy Corporation - West Texas | Technology | Use of guided wave for cased pipe (Intrastate: TX) Operator plans to use standard procedures, submitted for review, to conduct assessments using guided wave ultrasound on pipe in casings. |
194 | |
| Under Review | Atmos Energy Corporation - Colorado/Kansas | Technology | Use of guided wave for cased pipe (Intrastate: CO) Operator plans to use standard procedures, submitted for review, to conduct assessments using guided wave ultrasound on pipe in casings. |
195 | |
| Under Review | Atmos Energy Corporation - Mississippi | Technology | Use of guided wave for cased pipe (Intrastate: MS) Operator plans to use standard procedures, submitted for review, to conduct assessments using guided wave ultrasound on pipe in casings. |
198 | |
| Under Review | Atmos Energy | Technology | Use of guided wave for cased pipe (Intrastate: KY) Operator plans to use standard procedures, submitted for review, to conduct assessments using guided wave ultrasound on pipe in casings. |
199 | |
| Under Review | Gulf South Pipeline Company, LP | Technology | Use of guided wave for cased pipe assessed otherwise by ECDA Operator has developed ECDA procedures that include use of Guided Wave ultrasound for cased crossings. |
203 | |
| Under Review | Texas Gas Transmission, LLC | Technology | Use of guided wave for cased pipe assessed otherwise by ECDA Operator has developed ECDA procedures that include use of Guided Wave ultrasound for cased crossings. |
204 | |
| Under Review | Northern Natural Gas Co | Technology | Use of GWUT for cased crossings Guided wave ultrasound will be used to assess cased crossings in pipe otherwise assessed using direct assessment. |
206 | |
| Under Review | Targa Resources Operating, LP | Technology | Use of Guided Wave for Cased Crossing Guided wave ultrasound will be used for 100 ft. cased crossing. |
215 | |
| Objections Noted | 04/19/2005 | Atmos Energy | Technology | Use of Guided Ultrasonic Technology Proposal to use guided ultrasonic technology "in situation appropriate circumstances". |
6 |
| Objections Noted | 04/26/2005 | Williston Basin Interstate Pipeline Company | Technology | Plan to use Guided Wave Ultrasound for Cased Crossings (12 Plan to use Guided Wave Ultrasonic Testing to assess four cased railroad crossings on interstate pipeline in Montana. |
7 |
| Objections Noted | 06/08/2005 | Air Products and Chemicals, Inc. | Technology | Use of Guided Wave Ultrasound for hydrogen pipeline in casings Operator proposes to use a standard procedure to emply guided wave ultrasound to assess cased pipe carrying hydrogen gas. |
4 |
| No Objection | 06/15/2005 | Laclede Gas Company | Technology | Proposed use of Guided Wave Ultrasound Operator proposes to use guided wave ultrasound to assess 13 ft pipe segment in casing. |
3 |
| Objections Noted | 06/24/2005 | East Tennessee Natural Gas, LLC | Technology | Use of Guided Wave Ultrasound for assessment in casing Intent to use guided wave ulatrasound to assess a 22" pipeline in casing, 76 feet in length. |
12 |
| Objections Noted | 06/24/2005 | East Tennessee Natural Gas, LLC | Technology | Use of Guided Wave Ultrasound on Cased pipeline - 3 locations Intent to use long-range guided wave ultrasound on three portions of cased pipeline (206', 114', and 47') in a section otherwise to be assessed using ECDA. |
13 |
| Objections Noted | 08/31/2005 | Southern Star Central Gas Pipeline, Inc. | Technology | Use of Electrical Surveys and DCVG/ACVG to screen pipe in casings Use of electrical surveys and Pipeline Current Mapper to screen pipe in casings for holidays. Cased pipe determined likely to exhibit holidays, or which is shorted, will be examined using guided wave ultrasound. |
11 |
| Objections Noted | 10/13/2005 | National Fuel Gas Supply Corporation | Technology | Use of Teletest torsional or linear guided wave ultrasound in casings Plan to use guided wave when casing is shorted. |
18 |
| Objections Noted | 10/13/2005 | National Fuel Gas Supply Corporation | Technology | Use of Teletest linear or torsional guided wave for casings Plans to use when casing is shorted. |
19 |
| Objections Noted | 10/13/2005 | National Fuel Gas Supply Corpooration | Technology | Use of Teletest linear or torsional guided wave ultrasound in casings Plans to use where casings are shorted. |
20 |
| Objections Noted | 10/13/2005 | National Fuel Gas Supply Corporation | Technology | Use of Teletest linear or torsional guided wave ultrasound in casings Plans to use where casing is shorted. |
21 |
| Objections Noted | 10/13/2005 | National Fuel Gas Distribution Corporation | Technology | Use of Teletest linear or torsional guided wave ultrasound in casings Plans to use where casing is shorted. |
22 |
| No Objection | 01/10/2006 | Southern Star Central Gas Pipeline, Inc. | Technology | Use of Guided Wave Ultrasound for Casings Corrosion leak occurred on line previously assessed by pressure testing. Operator intends to use ECDA and to use guided wave ultrasound for pipeline in casings |
17 |
| No Objection | 03/28/2006 | Northern Illinois Gas | Technology | Use of long-range guided wave ultrasound for 15 cased crossings Use of long-range guided wave ultrasound based on GTI/AGA study. |
45 |
| No Objection | 03/28/2006 | Northwest Natural Gas Company | Technology | Use of Teletest Guided Wave on Cased Segment Use of Teletest guided wave to assess 16" transmission pipeline segment in 20" casing under railroad track. |
46 |
| No Objection | 05/10/2006 | Laclede Gas Company | Technology | Use of Guided Wave for cased pipe and ICDA Use of long-range guided wave ultrasound to assess cased pipe that cannot be assessed by other methods. Based on methods validated by GTI study. |
44 |
| No Objection | 06/13/2006 | Northern Illinois Gas | Technology | Use of long-range guided wave -- additional locations Additional locations, 2 cased and one un-cased, to be addressed by guided wave in addition to those described in earlier notification (#45) |
55 |
| Objections Noted | 07/26/2006 | East Tennessee Natural Gas, LLC | Technology | Use of Guided Wave Ultrasound in Casings Use of guided wave ultrasound for pipe in casings on line otherwise to be assessed with ECDA. Identical to other notifications submitted at the same time except for location and details of affected pipe. |
39 |
| Objections Noted | 07/26/2006 | East Tennessee Natural Gas, LLC | Technology | Use of Guided Wave Ultrasound where ICDA is impractical Two HCAs, 1307 and 579 feet in length will be assessed using long-range guided wave ultrasound and ECDA. ICDA is impractical, because required dig locations are not accessible. |
49 |
| Objections Noted | 07/28/2006 | Algonquin Gas Transmission, LLC | Technology | Use of Guided Wave Ultrasound on Cased pipe Planned use of guided wave ultrasound for 75' casing on line otherwise to be assessed using ECDA. |
37 |
| Objections Noted | 07/28/2006 | Algonquin Gas Transmission, LLC | Technology | Use of Guided Wave Ultrasound on Casings Use of Guided Wave ultrasound for casing on pipeline otherwise to be assessed by ECDA. Identical to similar notifications submitted at the same time except for location and details of affected pipe. |
38 |
| Objections Noted | 10/05/2006 | CenterPoint Energy Gas Transmission | Technology | Use of Guided Wave Ultrasound on Cased Crossings Use of Guided Wave Ultrasound on 14 cased crossings in AR and LA. |
47 |
| Not Required | 12/18/2006 | Duke Energy Field Services, LLP | Technology | Use of Guided Wave Ultrasound to Assess a 2-in. lateral Operator proposes to use guided wave ultrasound technology to assess a 434 ft., 2-in., pipeline segment. |
1 |
| Not Required | 12/18/2006 | Duke Energy Field Services | Technology | Use of Guided Wave Ultrasound on Delivery Lateral Proposed use of guided wave ultrasound to assess an 887 ft., 12-in, lateral |
2 |
| No Objection | 12/19/2006 | Southern California Gas Company | Technology | Use of guided wave for Guided wave ultrasound to be used to assess segments not suitable for ILI, pressure test, or DA provided equivalency is demonstrated in ability to detect a defect that would fail a hydro test meeting Subpart O requirements. |
50 |
| Objections Noted | 02/27/2007 | Air Products and Chemicals, Inc. | Technology | Use of long-range guided wave ultrasound for pipe in casings Use of long-range guided wave ultrasound for pipe in casings where 1) there is evidence of metal to metal short, or 2)Where there is evidence of an electrolytic short and an operating history which points to a likelihood of atmospheric corrosion within the casing, or 3)Where the casing is found to have an electrolytic short and inadequate CP. |
57 |
| Objections Noted | 04/02/2007 | Paiute Pipeline Corp | Technology | Use of LRGW UT for inaccessible pipe (e.g., casings) Operator plans to use long range guided wave UT to assess pipe that is not accessible for indirect inspection tools used with DA |
82 |
| Objections Noted | 04/10/2007 | MichCon (parent company is DTE Energy) | Technology | Use of long-range ultrasonic for cased segments Operator plans to use long-range ultrasonic testing as the assessment method for 22 cased pipeline segments. |
70 |
| No Objection | 05/10/2007 | Chevron Pipe Line Company | Technology | Use of guided wave ultrasound for casings Assessment of cased pipe in HCA (class 3) using long-range guided wave per submitted procedure. |
95 |
| No Objection | 06/06/2007 | Southeast Alabama Gas District | Technology | Use of Guided Wave at casings in conjunction with PCM/ACVG ECDA Use of long range guided wave UT to confirm indications in casings from ECDA using pipeline current mapper and ACVG conducted on either side of the casing. |
32 |
| Objections Noted | 06/14/2007 | Western Farmers Electric Cooperative | Technology | Use of guided wave ultrasound Use of long-range guided wave ultrasound for limited HCAs |
93 |
| Not Required | 08/20/2007 | Western Farmers Electric Cooperative | Technology | Use of Guided Wave on uncased pipe Use of guided wave on uncased pipe |
123 |
| Objections Noted | 10/16/2007 | Gas Transmission Northwest | Technology | Use of SCCDA for near-neutral SCC Operator plans to use SCCDA methods to address the threat of near-neutral pH SCC |
113 |
| Objections Noted | 12/19/2007 | CenterPoint Energy � Mississippi River Transmission Company | Technology | Use of SCCDA for near-neutral pH SCC Operator plans to use SCCDA for near-neutral pH SCC on line segments that have been assessed by ILI |
121 |
| No Objection | 01/23/2008 | Northern Illinois Gas | Technology | 152 | |
| No Objection | 01/29/2008 | CenterPoint Energy Gas Transmission and Mississippi River Transmission | Technology | Use of long-range guided wave for cased crossings Operator will use long-range guided wave ultrasound to assess pipe in casings. |
150 |
| No Objection | 03/03/2008 | Praxair, Inc. | Technology | Use of GUL-3 guided wave for cased pipe on Hydrogen line |
124 |
| No Objection | 03/13/2008 | Northern Indiana Public Service Company - NIPSCo | Technology | Use of guided wave to assess pipe in casings Use of long-range guided wave to assess cased pipe in HCA. |
96 |
| No Objection | 04/04/2008 | Consumers Energy | Technology | Use of Guided Wave Ultrasound Operator proposes to use guided wave ultrasound using procedures it developed consistent with PHMSA review checklist. |
160 |
| Objections Noted | 04/07/2008 | Eastern Shore Natural Gas | Technology | Use of long-range guided wave in casings Long-range guided wave will be used to assess cased pipe where other methods are infeasible. |
85 |
| Objections Noted | 04/15/2008 | Dominion Transmission, Inc. | Technology | Use of SCCDA for near-neutral pH SCC Operator intends to use SCCDA to assess for near-neutral pH SCC |
140 |
| Objections Noted | 04/18/2008 | Cascade Natural Gas Corporation | Technology | Use of GWUT to assess cased pipe Operator plans to use long-range guided wave to assess all cased pipe in HCA based on a procedure submitted with the notification. |
92 |
| No Objection | 04/18/2008 | Great Lakes Gas Transmission | Technology | Use of SCCDA for near-neutral SCC Operator intends to use SCCDA, augmented by a risk analysis designed to identify likelihood of SCC, for near-neutral SCC. |
155 |
| No Objection | 04/29/2008 | Northern Illinois Gas | Technology | Use of Guided wave ultrasound to assess pipe in 2 casings Long-range guided wave ultrasound will be used to assess pipe in 2 casings. |
161 |
| No Objection | 06/11/2008 | Tennessee Gas Pipeline Co | Technology | Use of NDE methods to assess manufacturing threat on small segments Operator intends to use Magnetic Particle Examination (MT), Ultrasonic Examination(UT) and Radiographic Examination (RT) to assess the manufacturing threat for small segments not amenable to pressure testing. |
157 |
| No Objection | 08/14/2008 | East Tennessee Natural Gas, LLC | Technology | Use of long-range guided wave on non-piggable segments Operator intends to use guided wave to assess various pipeline segments that can not be inspected using ILI. |
165 |
| Objections Noted | 08/18/2008 | Southwest Gas Corporation | Technology | Use of LRGW UT for inaccessible pipe (e.g., casings) Operator plans to use long range guided wave UT to assess pipe that is not accessible for indirect inspection tools used with DA |
81 |
| No Objection | 08/18/2008 | Pacific Gas & Electric Company | Technology | Use of TFI for Long-seam threats Operator proposes to use a TFI ILI tool to assess threats relevant to longitudinal seams. |
122 |
| No Objection | 10/16/2008 | CenterPoint Energy – Mississippi River Transmission Company (12576),Cent | Technology | Extended use of guided wave Extends operator's use of guided wave procedures addressed in prior notification to all cased crossings where DA would otherwise be assessment method and entire length of cased crossing can be effectively examined with guided wave. |
172 |
| No Objection | 11/26/2008 | CenterPoint Energy Gas Transmission, Mississippi River Transmission, IGT | Technology | Extended use of guided wave Extends operator's use of guided wave procedures addressed in prior notification to all cased crossings where DA would otherwise be assessment method and entire length of cased crossing can be effectively examined with guided wave. |
171 |
| Not Required | 12/23/2008 | Praxair, Inc. | Technology | Use of GUL-3 guided wave for cased pipe on Hydrogen line |
126 |
| No Objection | 01/14/2009 | Northern Illinois Gas | Technology | Use of Guided Wave for cased piping Operator plans to use guided wave to assess cased pipe at 3 locations. |
181 |
| No Objection | 01/15/2009 | Pacific Gas & Electric Company | Technology | Use of TFI tool to assess long-seam threats Pipeline system has experienced seam failures and thus requires assessment for this threat. TFI tool to be used. |
173 |
| No Objection | 03/02/2009 | Oklahoma Natural Gas Company | Technology | Use of Guided Wave for cased piping Operator plans to use Guided wave ultrasound to assess cased piping, using procedures based on PHMSA guidelines. |
177 |
| No Objection | 03/27/2009 | Southern Star Central Gas Pipeline, Inc. | Technology | Plan to use SCCDA as assessment method Operator plans to use SCCDA to assess HCA segments for which SCC has been identified as a potential threat. |
170 |
| No Objection | 03/31/2009 | Questar Pipeline Company | Technology | Near-neutral pH SCCDA Operator plans to use SCCDA, based on detailed procedures, to assess potential sites for near-neutral SCC. |
117 |
| No Objection | 03/31/2009 | Tennessee Gas Pipeline Co. | Technology | Use of NDT methods to assess manufacturing threat in long seam Operator will use magnetic particle, ultrasonic, and radiographic examinations to supplement ILI for assessment of long seam. |
180 |
| No Objection | 06/22/2009 | Atmos Energy Corporation - Colorado/Kansas | Technology | Use of guided wave for cased pipe (Intrastate: KS) Operator plans to use standard procedures, submitted for review, to conduct assessments using guided wave ultrasound on pipe in casings. |
196 |
| No Objection | 06/29/2009 | Atmos Energy | Technology | Use of guided wave for cased pipe (Intrastate: IA) Operator plans to use standard procedures, submitted for review, to conduct assessments using guided wave ultrasound on pipe in casings. |
189 |
| No Objection | 07/01/2009 | Atmos Energy | Technology | Use of guided wave for cased pipe (Intrastate: IL) Operator plans to use standard procedures, submitted for review, to conduct assessments using guided wave ultrasound on pipe in casings. |
190 |
| No Objection | 07/17/2009 | Atmos Energy | Technology | Use of guided wave for cased pipe (Intrastate: VA) Operator plans to use standard procedures, submitted for review, to conduct assessments using guided wave ultrasound on pipe in casings. |
193 |
| No Objection | 09/04/2009 | Atmos Energy | Technology | Use of guided wave for cased pipe (Intrastate: LA) Operator plans to use standard procedures, submitted for review, to conduct assessments using guided wave ultrasound on pipe in casings. |
197 |
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