GTG incident on 2023-10-04 — TX

Operator
Enterprise Products Operating Llc
Cause
Corrosion Failure
Commodity
Natural Gas
Program
GTG
Damage and Injuries
0 fatalities 0 injuries
Property damage (nominal)
$68,000
Incident datetime
2023-10-04 00:00 UTC
Report number
Location
TX
Narrative
On 9-9-2023 at 13:36 ct, the controller observed a scada pressure drop and at 13:40 pm, enterprise was notified of a potential pipeline release and fire in eddy county, nm. The controller notified operations to investigate. At 14:00 ct, enterprise personnel arrived onsite to confirm the leak location and proceeded to isolate the ruptured segment. Local first responders (eddy county sheriff department, eddy county fire department and carlsbad police department) were also present to assist. At 20:09 ct, all connecting pipelines to line a-18 were isolated. On 9-9-2023, the pipeline fire self-extinguished. On 9-15-2023, line a-18 was repaired and returned into service. The pipe was transported to the laboratory for metallurgical analysis. Laboratory analysis determined that the pipeline rupture occurred at approximately the 7:00 o'clock orientation due to internal corrosion at erw long seam.
Detailed record list
Report Received Date
2023-10-04 00:00:00
Iyear
2023
Report Number
20230093
Supplemental Number
39067
Report Type
Supplemental Final
Operator Id
31618
PHMSA Enforcement
Name
Enterprise Products Operating Llc
Operator Street Address
1100 Louisiana Street
Operator City Name
Houston
Operator State Abbreviation
TX
Operator Postal Code
77002
Time Zone
Central
Daylight Savings Ind
Yes
Location Latitude
32.46677
Google Maps OpenStreetMap
Location Longitude
-104.302272
Google Maps OpenStreetMap
Nrc Rpt Num
1378634
NRC Report How to search
Additional Nrc Report Numbers
1378716, 1378748
Commodity Released Type
Natural Gas
Unintentional Release
17000
Intentional Release
0
Accompanying Liquid
0
Fatality Ind
No
Fatal
0
Injury Ind
No
Injure
0
Status When Identified
Normal Operation, Includes Pauses During Maintenance
Shutdown Due Accident Ind
Yes
Communication State Fed Ind
Yes
Party Initiated Communication
Local/state/federal Emergency Responder
Ignite Ind
Yes
How Extinguished
Allowed To Burn Out
Gas Consumed By Fire In Mcf
17000
Explode Ind
No
Upstream Action Taken
Valve Closure
Downstream Action Taken
Valve Closure
Num Pub Evacuated
0
On Off Shore
Onshore
Onshore State Abbreviation
Nm
Onshore Postal Code
88220
Onshore City Name
Not Within A Municipality
Onshore County Name
Eddy
Designated Location
Not Applicable
Pipe Fac Name
A-18 Lateral
Segment Name
A-18
Federal
No
Location Type
Pipeline Right-Of-Way
Incident Area Type
Underground
Incident Area Subtype
Under Soil
Depth Of Cover
48
Other Underground Facilities
No
Crossing
No
Pipe Facility Type
Intrastate
System Part Involved
Onshore Pipeline, Including Valve Sites
Item Involved
Pipe
Pipe Type
Pipe Seam
Pipe Diameter
12
Pipe Wall Thickness
0.25
Pipe Smys
42000
Pipe Specification
Api 5lx
Pipe Seam Type
Other
Pipe Seam Details
Long Seam Electric Resistance Weld (Erw)
Pipe Manufacturer
Unknown
Pipe Coating Type
Coal Tar
Coating Applied Ind
No
Installation Year
Unknown
Manufactured Year
Unknown
Material Involved
Carbon Steel
Release Type
Rupture
Rupture Orient
Longitudinal
Rupture Length
10
Rupture Width
40
Class Location Type
Class 1 Location
Could Be Hca
No
Pir Radius
248
Heat Damage Ind
No
Non Heat Damage Ind
No
Did Occur In Mca Ind
No
Est Cost Oper Paid
0
Est Cost Unintentional Release
61880
Est Cost Intentional Release
0
Est Cost Prop Damage
68000
Est Cost Emergency
5000
Est Cost Other
24000
Est Cost Other Details
Laboratory
Gas Cost In Mcf
3.64
Prpty
158880
Num Persons Hosp Not Ovnght
0
Num Injured Treated By Emt
0
Num Resident Building Affctd
0
Num Business Building Affctd
0
Wildlife Impact Ind
No
Accident Psig
853
Gas Flow In Pipe In Mcf
50
Mop Psig
900
Mop Cfr Section
Other
View CFR 49 §192
Mop Cfr Section Details
No Maop Established Due To 12 Inch Diameter, Type C Gathering Pipeline
Maop Established Date
1900-01-01 00:00:00
Maop Reversal Flow Ind
No
Accident Pressure
Pressure Did Not Exceed Maop
Pressure Restriction Ind
No
Gas Required Odorized Ind
No
Upstream Valve Type Ind
Manual
Downstream Valve Type Ind
Manual
Length Segment Isolated
81312
Internal Inspection Ind
Yes
Operation Complications Ind
No
Pipeline Function
Type C Gathering
Scada In Place Ind
Yes
Scada Operating Ind
Yes
Scada Functional Ind
Yes
Scada Detection Ind
Yes
Scada Conf Ind
Yes
Accident Identifier
Scada-Based Information (Such As Alarm(S), Alert(S), Event(S), And/or Volume Or Pack Calculations)
Investigation Status
Yes, specify investigation result(s): (select all that apply)
Invest No Control Room Ind
Yes
Employee Drug Test Ind
Yes
Contractor Drug Test Ind
No
Num Employees Tested
1
Num Employees Failed
0
Cause
Corrosion Failure
Cause Details
Internal Corrosion
Internal External
Internal Corrosion
Int Visual Exam Results
General Corrosion
Int Water Acid Ind
Yes
Int Metallurgical Basis Ind
Yes
Int Low Point Pipe Loc Ind
Yes
Corrosion Inhibitors
Yes
Corrosion Lining
No
Cleaning Dewatering
No
Corrosion Coupons
No
Collected Data Ind
No
Has Hydrtst Conduc Before Ind
No
Direct Asmnt Conducted
No
Non Destructive Exam Ind
No
Preparer Name
G***** W*******
Preparer Title
Senior Engineer - Compliance
Preparer Email
G*********@e****.com
Preparer Telephone
832-252-7446
Local Contact Name
G***** W*******
Local Contact Email
G*********@e****.com
Local Contact Telephone
832-252-7446
Authorizer Name
G***** W*******
Authorizer Title
Senior Engineer - Compliance
Authorizer Telephone
832-252-7446
Authorizer Email
G*********@e****.com
Narrative
On 9-9-2023 at 13:36 ct, the controller observed a scada pressure drop and at 13:40 pm, enterprise was notified of a potential pipeline release and fire in eddy county, nm. The controller notified operations to investigate. At 14:00 ct, enterprise personnel arrived onsite to confirm the leak location and proceeded to isolate the ruptured segment. Local first responders (eddy county sheriff department, eddy county fire department and carlsbad police department) were also present to assist. At 20:09 ct, all connecting pipelines to line a-18 were isolated. On 9-9-2023, the pipeline fire self-extinguished. On 9-15-2023, line a-18 was repaired and returned into service. The pipe was transported to the laboratory for metallurgical analysis. Laboratory analysis determined that the pipeline rupture occurred at approximately the 7:00 o'clock orientation due to internal corrosion at erw long seam.
Report Received Date 2023-10-04 00:00:00
Iyear 2023
Report Number 20230093
Supplemental Number 39067
Report Type Supplemental Final
Operator Id 31618 PHMSA Enforcement
Name Enterprise Products Operating Llc
Operator Street Address 1100 Louisiana Street
Operator City Name Houston
Operator State Abbreviation TX
Operator Postal Code 77002
Time Zone Central
Daylight Savings Ind Yes
Location Latitude 32.46677 Google Maps OpenStreetMap
Location Longitude -104.302272 Google Maps OpenStreetMap
Nrc Rpt Num 1378634 NRC Report How to search
Additional Nrc Report Numbers 1378716, 1378748
Commodity Released Type Natural Gas
Unintentional Release 17000
Intentional Release 0
Accompanying Liquid 0
Fatality Ind No
Fatal 0
Injury Ind No
Injure 0
Status When Identified Normal Operation, Includes Pauses During Maintenance
Shutdown Due Accident Ind Yes
Communication State Fed Ind Yes
Party Initiated Communication Local/state/federal Emergency Responder
Ignite Ind Yes
How Extinguished Allowed To Burn Out
Gas Consumed By Fire In Mcf 17000
Explode Ind No
Upstream Action Taken Valve Closure
Downstream Action Taken Valve Closure
Num Pub Evacuated 0
On Off Shore Onshore
Onshore State Abbreviation Nm
Onshore Postal Code 88220
Onshore City Name Not Within A Municipality
Onshore County Name Eddy
Designated Location Not Applicable
Pipe Fac Name A-18 Lateral
Segment Name A-18
Federal No
Location Type Pipeline Right-Of-Way
Incident Area Type Underground
Incident Area Subtype Under Soil
Depth Of Cover 48
Other Underground Facilities No
Crossing No
Pipe Facility Type Intrastate
System Part Involved Onshore Pipeline, Including Valve Sites
Item Involved Pipe
Pipe Type Pipe Seam
Pipe Diameter 12
Pipe Wall Thickness 0.25
Pipe Smys 42000
Pipe Specification Api 5lx
Pipe Seam Type Other
Pipe Seam Details Long Seam Electric Resistance Weld (Erw)
Pipe Manufacturer Unknown
Pipe Coating Type Coal Tar
Coating Applied Ind No
Installation Year Unknown
Manufactured Year Unknown
Material Involved Carbon Steel
Release Type Rupture
Rupture Orient Longitudinal
Rupture Length 10
Rupture Width 40
Class Location Type Class 1 Location
Could Be Hca No
Pir Radius 248
Heat Damage Ind No
Non Heat Damage Ind No
Did Occur In Mca Ind No
Est Cost Oper Paid 0
Est Cost Unintentional Release 61880
Est Cost Intentional Release 0
Est Cost Prop Damage 68000
Est Cost Emergency 5000
Est Cost Other 24000
Est Cost Other Details Laboratory
Gas Cost In Mcf 3.64
Prpty 158880
Num Persons Hosp Not Ovnght 0
Num Injured Treated By Emt 0
Num Resident Building Affctd 0
Num Business Building Affctd 0
Wildlife Impact Ind No
Accident Psig 853
Gas Flow In Pipe In Mcf 50
Mop Psig 900
Mop Cfr Section Other View CFR 49 §192
Mop Cfr Section Details No Maop Established Due To 12 Inch Diameter, Type C Gathering Pipeline
Maop Established Date 1900-01-01 00:00:00
Maop Reversal Flow Ind No
Accident Pressure Pressure Did Not Exceed Maop
Pressure Restriction Ind No
Gas Required Odorized Ind No
Upstream Valve Type Ind Manual
Downstream Valve Type Ind Manual
Length Segment Isolated 81312
Internal Inspection Ind Yes
Operation Complications Ind No
Pipeline Function Type C Gathering
Scada In Place Ind Yes
Scada Operating Ind Yes
Scada Functional Ind Yes
Scada Detection Ind Yes
Scada Conf Ind Yes
Accident Identifier Scada-Based Information (Such As Alarm(S), Alert(S), Event(S), And/or Volume Or Pack Calculations)
Investigation Status Yes, specify investigation result(s): (select all that apply)
Invest No Control Room Ind Yes
Employee Drug Test Ind Yes
Contractor Drug Test Ind No
Num Employees Tested 1
Num Employees Failed 0
Cause Corrosion Failure
Cause Details Internal Corrosion
Internal External Internal Corrosion
Int Visual Exam Results General Corrosion
Int Water Acid Ind Yes
Int Metallurgical Basis Ind Yes
Int Low Point Pipe Loc Ind Yes
Corrosion Inhibitors Yes
Corrosion Lining No
Cleaning Dewatering No
Corrosion Coupons No
Collected Data Ind No
Has Hydrtst Conduc Before Ind No
Direct Asmnt Conducted No
Non Destructive Exam Ind No
Preparer Name G***** W*******
Preparer Title Senior Engineer - Compliance
Preparer Email G*********@e****.com
Preparer Telephone 832-252-7446
Local Contact Name G***** W*******
Local Contact Email G*********@e****.com
Local Contact Telephone 832-252-7446
Authorizer Name G***** W*******
Authorizer Title Senior Engineer - Compliance
Authorizer Telephone 832-252-7446
Authorizer Email G*********@e****.com
Narrative On 9-9-2023 at 13:36 ct, the controller observed a scada pressure drop and at 13:40 pm, enterprise was notified of a potential pipeline release and fire in eddy county, nm. The controller notified operations to investigate. At 14:00 ct, enterprise personnel arrived onsite to confirm the leak location and proceeded to isolate the ruptured segment. Local first responders (eddy county sheriff department, eddy county fire department and carlsbad police department) were also present to assist. At 20:09 ct, all connecting pipelines to line a-18 were isolated. On 9-9-2023, the pipeline fire self-extinguished. On 9-15-2023, line a-18 was repaired and returned into service. The pipe was transported to the laboratory for metallurgical analysis. Laboratory analysis determined that the pipeline rupture occurred at approximately the 7:00 o'clock orientation due to internal corrosion at erw long seam.
External Resources
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