Incident details
Operator, cause, commodity and consequences with raw source fields.
HL incident on 2020-08-07 — TX
Operator
Enterprise Products Operating Llc
Cause
Corrosion Failure
Commodity
Hvl Or Other Flammable Or Toxic Fluid Which Is A Gas At Ambient Conditions
Program
HL
Damage and Injuries
0 fatalities
0 injuries
Property damage (nominal)
$175,000
Incident datetime
2020-08-07 14:56
Report number
Location
TX
Narrative
On 8/6/2020 at 15:00 aerial patrol reported dead vegetation on pipeline right of way; there are several pipelines in the same right of way. On 8/7/2020, enterprise began to expose the pipeline but stopped due to hydrocarbons in the soil. At 14:56, enterprise discovered that the leak was on c53 pipeline and notified pipeline control to isolate the pipeline. At 15:40 it was determined that this would be reportable event to the nrc due to expected cost of repair. The pipeline was purged and the failed segment was cut out and replaced. Visual examination of the cut-out section indicates external corrosion. Trrc notified on 8/7/2020 at 16:21; incident # 2244 nrc 48 hr. Update 8/9/2020 at 12:24 - 1284120 updated cost 12/12/2020 updated cost 1/29/2021
Detailed record list
Report Received Date
2020-09-04 00:00:00
Iyear
2020
Report Number
20200244
Supplemental Number
34852
Report Type
Supplemental Final
Operator Id
31618
Name
Enterprise Products Operating Llc
Operator Street Address
1100 Louisiana Street
Operator City Name
Houston
Operator State Abbreviation
TX
Operator Postal Code
77002
Local Datetime
2020-08-06 15:00:00
Location Latitude
28.005351
Location Longitude
-97.465178
Commodity Released Type
Hvl Or Other Flammable Or Toxic Fluid Which Is A Gas At Ambient Conditions
Commodity Subtype
Other Hvl
Commodity Details
Y-Grade
Unintentional Release Bbls
10
Intentional Release Bbls
900
Recovered Bbls
0
Fatality Ind
No
Fatal
0
Injury Ind
No
Injure
0
Accident Identifier
Air Patrol
Operator Type
Contractor Working For The Operator
Incident Identified Datetime
2020-08-07 14:56:00
System Part Involved
Onshore Pipeline, Including Valve Sites
On Off Shore
Onshore
Shutdown Due Accident Ind
Yes
Shutdown Datetime
2020-08-07 15:07:00
Restart Datetime
2020-08-13 21:07:00
On Site Datetime
2020-08-07 14:27:00
Nrc Rpt Datetime
2020-08-07 16:15:00
Nrc Rpt Num
1284018
Ignite Ind
No
Explode Ind
No
Upstream Valve Type Ind
Manual
Downstream Valve Type Ind
Remotely Controlled
Num Pub Evacuated
0
Pipe Fac Name
Saac Expanion-Dean
Segment Name
Cr 77 To S23 Tie-In
Onshore State Abbreviation
Tx
Onshore Postal Code
78387
Onshore City Name
Not Within A Municipality
Onshore County Name
San Patricio
Designated Location
Survey Station No.
Designated Name
22+15
Federal
No
Location Type
Pipeline Right-Of-Way
Incident Area Type
Underground
Incident Area Subtype
Under Soil
Depth Of Cover
50
Crossing
No
Pipe Facility Type
Intrastate
Item Involved
Pipe
Pipe Type
Pipe Body
Pipe Diameter
6
Pipe Wall Thickness
0.25
Pipe Smys
46000
Pipe Specification
Api-5l
Pipe Seam Type
Erw - High Frequency
Pipe Manufacturer
Republic Steel
Pipe Coating Type
Coal Tar
Installation Year
1956
Manufactured Year
Unknown
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
Vegetation Remed Ind
Yes
Water Contam Ind
No
Could Be Hca
No
Commodity Reached Hca
No
Est Cost Oper Paid
50000
Est Cost Gas Released
19000
Est Cost Prop Damage
175000
Est Cost Emergency
0
Est Cost Environmental
1235000
Est Cost Other
0
Prpty
1479000
Accident Psig
873
Mop Psig
1440
Accident Pressure
Pressure Did Not Exceed Mop
Pressure Restriction Ind
No
Length Segment Isolated
26400
Internal Inspection Ind
Yes
Operation Complications Ind
No
Pipeline Function
> 20% Smys Regulated Transmission
Scada In Place Ind
Yes
Scada Operating Ind
Yes
Scada Functional Ind
Yes
Scada Detection Ind
No
Scada Conf Ind
No
Cpm In Place Ind
Yes
Cpm Operating Ind
Yes
Cpm Functional Ind
Yes
Cpm Detection Ind
No
Cpm Conf Ind
No
Investigation Status
Yes, specify investigation result(s): (select all that apply)
Invest No Control Room Ind
Yes
Invest No Controller Ind
Yes
Employee Drug Test Ind
No
Contractor Drug Test Ind
No
Cause
Corrosion Failure
Cause Details
External Corrosion
Internal External
External Corrosion
Visual Exam Results
Localized Pitting
Galvanic Corrosion Ind
Yes
Field Exam Basis Ind
Yes
Underground Location
Yes
Under Cathodic Protection Ind
Yes
Cathodic Pro Start Year
Unknown
Shielding Evident
Yes
Cathodic Survey Type
Yes
Close Interval Survey Ind
Yes
Close Interval Survey Year
2014
Prior Damage
Yes
Collected Data Ind
Yes
Axial Magnetic Flx Lkg Ind
Yes
Other Tool Tech Ind
Yes
Axial Recent Year
2013
Other Tool
Def
Other Recent Year
2013
Has Hydrtst Conduc Before Ind
Yes
Hydrtst Most Rcnt Year
2019
Hydrtst Most Rcnt Pressure
1861
Direct Asmnt Conducted
No
Non Destructive Exam Ind
No
Preparer Name
N*** B******
Preparer Title
Sr. Pipeline Compliance Specialist
Preparer Email
W********@e****.com
Preparer Telephone
713-381-3536
Prepared Date
2021-02-12 00:00:00
Authorizer Name
N*** T*****
Authorizer Telephone
713-381-2493
Authorizer Title
Compliance Manager
Authorizer Email
N*******@e****.com
Narrative
On 8/6/2020 at 15:00 aerial patrol reported dead vegetation on pipeline right of way; there are several pipelines in the same right of way. On 8/7/2020, enterprise began to expose the pipeline but stopped due to hydrocarbons in the soil. At 14:56, enterprise discovered that the leak was on c53 pipeline and notified pipeline control to isolate the pipeline. At 15:40 it was determined that this would be reportable event to the nrc due to expected cost of repair. The pipeline was purged and the failed segment was cut out and replaced. Visual examination of the cut-out section indicates external corrosion. Trrc notified on 8/7/2020 at 16:21; incident # 2244 nrc 48 hr. Update 8/9/2020 at 12:24 - 1284120 updated cost 12/12/2020 updated cost 1/29/2021
| Report Received Date | 2020-09-04 00:00:00 |
|---|---|
| Iyear | 2020 |
| Report Number | 20200244 |
| Supplemental Number | 34852 |
| 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 |
| Local Datetime | 2020-08-06 15:00:00 |
| Location Latitude | 28.005351 Google Maps OpenStreetMap |
| Location Longitude | -97.465178 Google Maps OpenStreetMap |
| Commodity Released Type | Hvl Or Other Flammable Or Toxic Fluid Which Is A Gas At Ambient Conditions |
| Commodity Subtype | Other Hvl |
| Commodity Details | Y-Grade |
| Unintentional Release Bbls | 10 |
| Intentional Release Bbls | 900 |
| Recovered Bbls | 0 |
| Fatality Ind | No |
| Fatal | 0 |
| Injury Ind | No |
| Injure | 0 |
| Accident Identifier | Air Patrol |
| Operator Type | Contractor Working For The Operator |
| Incident Identified Datetime | 2020-08-07 14:56:00 |
| System Part Involved | Onshore Pipeline, Including Valve Sites |
| On Off Shore | Onshore |
| Shutdown Due Accident Ind | Yes |
| Shutdown Datetime | 2020-08-07 15:07:00 |
| Restart Datetime | 2020-08-13 21:07:00 |
| On Site Datetime | 2020-08-07 14:27:00 |
| Nrc Rpt Datetime | 2020-08-07 16:15:00 |
| Nrc Rpt Num | 1284018 NRC Report How to search |
| Ignite Ind | No |
| Explode Ind | No |
| Upstream Valve Type Ind | Manual |
| Downstream Valve Type Ind | Remotely Controlled |
| Num Pub Evacuated | 0 |
| Pipe Fac Name | Saac Expanion-Dean |
| Segment Name | Cr 77 To S23 Tie-In |
| Onshore State Abbreviation | Tx |
| Onshore Postal Code | 78387 |
| Onshore City Name | Not Within A Municipality |
| Onshore County Name | San Patricio |
| Designated Location | Survey Station No. |
| Designated Name | 22+15 |
| Federal | No |
| Location Type | Pipeline Right-Of-Way |
| Incident Area Type | Underground |
| Incident Area Subtype | Under Soil |
| Depth Of Cover | 50 |
| Crossing | No |
| Pipe Facility Type | Intrastate |
| Item Involved | Pipe |
| Pipe Type | Pipe Body |
| Pipe Diameter | 6 |
| Pipe Wall Thickness | 0.25 |
| Pipe Smys | 46000 |
| Pipe Specification | Api-5l |
| Pipe Seam Type | Erw - High Frequency |
| Pipe Manufacturer | Republic Steel |
| Pipe Coating Type | Coal Tar |
| Installation Year | 1956 |
| Manufactured Year | Unknown |
| 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 |
| Vegetation Remed Ind | Yes |
| Water Contam Ind | No |
| Could Be Hca | No |
| Commodity Reached Hca | No |
| Est Cost Oper Paid | 50000 |
| Est Cost Gas Released | 19000 |
| Est Cost Prop Damage | 175000 |
| Est Cost Emergency | 0 |
| Est Cost Environmental | 1235000 |
| Est Cost Other | 0 |
| Prpty | 1479000 |
| Accident Psig | 873 |
| Mop Psig | 1440 |
| Accident Pressure | Pressure Did Not Exceed Mop |
| Pressure Restriction Ind | No |
| Length Segment Isolated | 26400 |
| Internal Inspection Ind | Yes |
| Operation Complications Ind | No |
| Pipeline Function | > 20% Smys Regulated Transmission |
| Scada In Place Ind | Yes |
| Scada Operating Ind | Yes |
| Scada Functional Ind | Yes |
| Scada Detection Ind | No |
| Scada Conf Ind | No |
| Cpm In Place Ind | Yes |
| Cpm Operating Ind | Yes |
| Cpm Functional Ind | Yes |
| Cpm Detection Ind | No |
| Cpm Conf Ind | No |
| Investigation Status | Yes, specify investigation result(s): (select all that apply) |
| Invest No Control Room Ind | Yes |
| Invest No Controller Ind | Yes |
| Employee Drug Test Ind | No |
| Contractor Drug Test Ind | No |
| Cause | Corrosion Failure |
| Cause Details | External Corrosion |
| Internal External | External Corrosion |
| Visual Exam Results | Localized Pitting |
| Galvanic Corrosion Ind | Yes |
| Field Exam Basis Ind | Yes |
| Underground Location | Yes |
| Under Cathodic Protection Ind | Yes |
| Cathodic Pro Start Year | Unknown |
| Shielding Evident | Yes |
| Cathodic Survey Type | Yes |
| Close Interval Survey Ind | Yes |
| Close Interval Survey Year | 2014 |
| Prior Damage | Yes |
| Collected Data Ind | Yes |
| Axial Magnetic Flx Lkg Ind | Yes |
| Other Tool Tech Ind | Yes |
| Axial Recent Year | 2013 |
| Other Tool | Def |
| Other Recent Year | 2013 |
| Has Hydrtst Conduc Before Ind | Yes |
| Hydrtst Most Rcnt Year | 2019 |
| Hydrtst Most Rcnt Pressure | 1861 |
| Direct Asmnt Conducted | No |
| Non Destructive Exam Ind | No |
| Preparer Name | N*** B****** |
| Preparer Title | Sr. Pipeline Compliance Specialist |
| Preparer Email | W********@e****.com |
| Preparer Telephone | 713-381-3536 |
| Prepared Date | 2021-02-12 00:00:00 |
| Authorizer Name | N*** T***** |
| Authorizer Telephone | 713-381-2493 |
| Authorizer Title | Compliance Manager |
| Authorizer Email | N*******@e****.com |
| Narrative | On 8/6/2020 at 15:00 aerial patrol reported dead vegetation on pipeline right of way; there are several pipelines in the same right of way. On 8/7/2020, enterprise began to expose the pipeline but stopped due to hydrocarbons in the soil. At 14:56, enterprise discovered that the leak was on c53 pipeline and notified pipeline control to isolate the pipeline. At 15:40 it was determined that this would be reportable event to the nrc due to expected cost of repair. The pipeline was purged and the failed segment was cut out and replaced. Visual examination of the cut-out section indicates external corrosion. Trrc notified on 8/7/2020 at 16:21; incident # 2244 nrc 48 hr. Update 8/9/2020 at 12:24 - 1284120 updated cost 12/12/2020 updated cost 1/29/2021 |
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