HL incident on 2011-06-03 — TX

Operator
Enterprise Crude Pipeline Llc
Cause
Corrosion Failure
Commodity
Crude Oil
Program
HL
Damage and Injuries
0 fatalities 0 injuries
Property damage (nominal)
$0
Incident datetime
2011-06-03 12:30
Report number
Location
TX
Narrative
7/12/2011 - the leak occurred on a 6" relief line connected to a costumer. A pinhole leak was discovered. The line was dugout - pinhole leak clamped off. The relief line was purged of remaining crude oil with nitrogen. The line was left in place but capped on both ends filled with nitrogen. Incoming line from customer still has overpressure protection with other relief valve in manifold area. 2/7/2012 - final cost received today - final report - nb
Detailed record list
Report Received Date
2011-07-13 00:00:00
Iyear
2011
Report Number
20110241
Supplemental Number
17509
Report Type
Supplemental Final
Operator Id
Name
Enterprise Crude Pipeline Llc
Operator Street Address
1100 Louisiana Street
Operator City Name
Houston
Operator State Abbreviation
TX
Operator Postal Code
77002
Local Datetime
2011-06-03 12:30:00
Location Latitude
Location Longitude
Commodity Released Type
Crude Oil
Unintentional Release Bbls
6
Recovered Bbls
5
Fatality Ind
No
Fatal
0
Injury Ind
No
Injure
0
Accident Identifier
Local Operating Personnel, Including Contractors
Operator Type
Operator Employee
System Part Involved
Onshore Terminal/tank Farm Equipment And Piping
On Off Shore
Onshore
Shutdown Due Accident Ind
No
Shutdown Explain
6" Relief Line Connected To Plains Incoming Meter Run - Line Was Already
Ignite Ind
No
Explode Ind
No
Num Pub Evacuated
0
Pipe Fac Name
Midland Station
Onshore State Abbreviation
Tx
Onshore Postal Code
79706
Onshore City Name
Midland
Onshore County Name
Midland
Federal
No
Location Type
Totally Contained On Operator-Controlled Property
Incident Area Type
Underground
Incident Area Subtype
Under Soil
Crossing
No
Pipe Facility Type
Intrastate
Item Involved
Relief Line And Relief Equipment
Material Involved
Carbon Steel
Release Type
Leak
Leak Type
Pinhole
Wildlife Impact Ind
No
Soil Contamination
Yes
Long Term Assessment
No
Remediation Ind
Yes
Soil Remed Ind
Yes
Water Contam Ind
No
Could Be Hca
No
Commodity Reached Hca
No
Est Cost Oper Paid
0
Est Cost Gas Released
600
Est Cost Prop Damage
0
Est Cost Emergency
0
Est Cost Environmental
51720
Est Cost Other
0
Prpty
52320
Accident Psig
25
Mop Psig
150
Accident Pressure
Pressure Did Not Exceed Mop
Pressure Restriction Ind
No
Pipeline Function
> 20% Smys Regulated Transmission
Scada In Place Ind
No
Cpm In Place Ind
No
Investigation Status
No, the facility was not monitored by a controller(s) at the time of the accident
Employee Drug Test Ind
No
Contractor Drug Test Ind
No
Cause
Corrosion Failure
Cause Details
Internal Corrosion
Internal External
Internal Corrosion
Int Visual Exam Results
Not Cut Open
Int Microbiological Ind
Yes
Int Other Basis Ind
Yes
Int Corrosion Basis Details
The Pipe Was Not Cut Open For Inspection. From Past Experience, Corrosion Tech Suspects That The Leak Was Caused From Internal Corrosion (This Portion Of Pipe Was Essentially A Dead Leg). The Pipe Was Clamped, Purged With Nitrogen, And Capped/blinded At Both Ends. This Section Of Pipe Is No Longer In Service.
Int Low Point Pipe Loc Ind
Yes
Corrosion Inhibitors
No
Corrosion Lining
No
Cleaning Dewatering
Not Applicable - Not Mainline Pipe
Corrosion Coupons
Not Applicable - Not Mainline Pipe
Preparer Name
N*** B******
Preparer Title
Sr. Pipeline Compliance Specialist
Preparer Email
W********@e****.com
Preparer Telephone
713-381-3536
Preparer Fax
713-803-1354
Prepared Date
2013-03-14 00:00:00
Authorizer Name
N*** B******
Authorizer Telephone
713-381-3536
Authorizer Title
Sr. Pipeline Compliance Specialist
Authorizer Email
W********@e****.com
Narrative
7/12/2011 - the leak occurred on a 6" relief line connected to a costumer. A pinhole leak was discovered. The line was dugout - pinhole leak clamped off. The relief line was purged of remaining crude oil with nitrogen. The line was left in place but capped on both ends filled with nitrogen. Incoming line from customer still has overpressure protection with other relief valve in manifold area. 2/7/2012 - final cost received today - final report - nb
Report Received Date 2011-07-13 00:00:00
Iyear 2011
Report Number 20110241
Supplemental Number 17509
Report Type Supplemental Final
Operator Id 30829 PHMSA Enforcement
Name Enterprise Crude Pipeline Llc
Operator Street Address 1100 Louisiana Street
Operator City Name Houston
Operator State Abbreviation TX
Operator Postal Code 77002
Local Datetime 2011-06-03 12:30:00
Location Latitude 32.004805 Google Maps OpenStreetMap
Location Longitude -102.005505 Google Maps OpenStreetMap
Commodity Released Type Crude Oil
Unintentional Release Bbls 6
Recovered Bbls 5
Fatality Ind No
Fatal 0
Injury Ind No
Injure 0
Accident Identifier Local Operating Personnel, Including Contractors
Operator Type Operator Employee
System Part Involved Onshore Terminal/tank Farm Equipment And Piping
On Off Shore Onshore
Shutdown Due Accident Ind No
Shutdown Explain 6" Relief Line Connected To Plains Incoming Meter Run - Line Was Already
Ignite Ind No
Explode Ind No
Num Pub Evacuated 0
Pipe Fac Name Midland Station
Onshore State Abbreviation Tx
Onshore Postal Code 79706
Onshore City Name Midland
Onshore County Name Midland
Federal No
Location Type Totally Contained On Operator-Controlled Property
Incident Area Type Underground
Incident Area Subtype Under Soil
Crossing No
Pipe Facility Type Intrastate
Item Involved Relief Line And Relief Equipment
Material Involved Carbon Steel
Release Type Leak
Leak Type Pinhole
Wildlife Impact Ind No
Soil Contamination Yes
Long Term Assessment No
Remediation Ind Yes
Soil Remed Ind Yes
Water Contam Ind No
Could Be Hca No
Commodity Reached Hca No
Est Cost Oper Paid 0
Est Cost Gas Released 600
Est Cost Prop Damage 0
Est Cost Emergency 0
Est Cost Environmental 51720
Est Cost Other 0
Prpty 52320
Accident Psig 25
Mop Psig 150
Accident Pressure Pressure Did Not Exceed Mop
Pressure Restriction Ind No
Pipeline Function > 20% Smys Regulated Transmission
Scada In Place Ind No
Cpm In Place Ind No
Investigation Status No, the facility was not monitored by a controller(s) at the time of the accident
Employee Drug Test Ind No
Contractor Drug Test Ind No
Cause Corrosion Failure
Cause Details Internal Corrosion
Internal External Internal Corrosion
Int Visual Exam Results Not Cut Open
Int Microbiological Ind Yes
Int Other Basis Ind Yes
Int Corrosion Basis Details The Pipe Was Not Cut Open For Inspection. From Past Experience, Corrosion Tech Suspects That The Leak Was Caused From Internal Corrosion (This Portion Of Pipe Was Essentially A Dead Leg). The Pipe Was Clamped, Purged With Nitrogen, And Capped/blinded At Both Ends. This Section Of Pipe Is No Longer In Service.
Int Low Point Pipe Loc Ind Yes
Corrosion Inhibitors No
Corrosion Lining No
Cleaning Dewatering Not Applicable - Not Mainline Pipe
Corrosion Coupons Not Applicable - Not Mainline Pipe
Preparer Name N*** B******
Preparer Title Sr. Pipeline Compliance Specialist
Preparer Email W********@e****.com
Preparer Telephone 713-381-3536
Preparer Fax 713-803-1354
Prepared Date 2013-03-14 00:00:00
Authorizer Name N*** B******
Authorizer Telephone 713-381-3536
Authorizer Title Sr. Pipeline Compliance Specialist
Authorizer Email W********@e****.com
Narrative 7/12/2011 - the leak occurred on a 6" relief line connected to a costumer. A pinhole leak was discovered. The line was dugout - pinhole leak clamped off. The relief line was purged of remaining crude oil with nitrogen. The line was left in place but capped on both ends filled with nitrogen. Incoming line from customer still has overpressure protection with other relief valve in manifold area. 2/7/2012 - final cost received today - final report - nb

All rights reserved. Copyright © by ClearPHMSA