Incident details
Operator, cause, commodity and consequences with raw source fields.
HL incident on 2020-06-10 — TX
Operator
Enterprise Products Operating Llc
Cause
Equipment 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)
$300,000
Incident datetime
2020-06-10 11:28
Report number
Location
TX
Narrative
On 06/09/20 at 20:49 ct, houston control center received a call from a third party near our downing block valve site indicating an odor with a possible leak. Once on site the enterprise technician discovered a small amount of product, ethane/propane, leaking from the valve stem. The technician performed maintenance on the valve and found the stem's o-ring was still leaking a deminimis amount of product. On 06/10/20 at 11:28 ct the decision was made to replace this valve to eliminate the leak. Repairs were completed 06/18/20. Initial call to nrc was made on 06/10/2020 at 12:16 cst (nrc#1279280). The call was made based on repair cost estimates exceeding $50,000. 48hr update call to nrc was made on 06/12/2020 at 10:51 cst (nrc#1279423). The update indicated that a valve replacement was underway.
Detailed record list
Report Received Date
2020-07-07 00:00:00
Iyear
2020
Report Number
20200197
Supplemental Number
34003
Report Type
Original 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
2020-06-10 11:28:00
Location Latitude
40.45438
Location Longitude
-92.36819
Commodity Released Type
Hvl Or Other Flammable Or Toxic Fluid Which Is A Gas At Ambient Conditions
Commodity Subtype
Lpg (Liquefied Petroleum Gas) / Ngl (Natural Gas Liquid)
Unintentional Release Bbls
0.1
Intentional Release Bbls
4.1
Recovered Bbls
0
Fatality Ind
No
Fatal
0
Injury Ind
No
Injure
0
Accident Identifier
Notification From Public
Incident Identified Datetime
2020-06-10 11:28:00
System Part Involved
Onshore Pipeline, Including Valve Sites
On Off Shore
Onshore
Shutdown Due Accident Ind
Yes
Shutdown Datetime
2020-06-18 06:00:00
Restart Datetime
2020-06-18 23:00:00
On Site Datetime
2020-06-10 11:28:00
Nrc Rpt Datetime
2020-06-10 12:16:00
Nrc Rpt Num
1279280
Ignite Ind
No
Explode Ind
No
Upstream Valve Type Ind
Remotely Controlled
Downstream Valve Type Ind
Manual
Num Pub Evacuated
0
Pipe Fac Name
Mapl East Red Line
Segment Name
Lid 603
Onshore State Abbreviation
Mo
Onshore Postal Code
63536
Onshore City Name
Not Within A Municipality
Onshore County Name
Schuyler
Designated Location
Milepost/valve Station
Designated Name
Mp 133.9
Federal
No
Location Type
Totally Contained On Operator-Controlled Property
Incident Area Type
Aboveground
Incident Area Subtype
Typical Aboveground Facility Piping Or Appurtenance
Crossing
No
Pipe Facility Type
Interstate
Item Involved
Valve
Valve Type
Mainline
Valve Mainline Type
Gate
Valve Manufacturer
Grove
Installation Year
1970
Manufactured Year
Unknown
Material Involved
Material Other Than Carbon Steel
Material Details
Buna-N
Release Type
Leak
Leak Type
Seal Or Packing
Wildlife Impact Ind
No
Soil Contamination
No
Long Term Assessment
No
Remediation Ind
No
Water Contam Ind
No
Could Be Hca
No
Commodity Reached Hca
No
Est Cost Oper Paid
3000
Est Cost Gas Released
50
Est Cost Prop Damage
300000
Est Cost Emergency
0
Est Cost Environmental
0
Est Cost Other
0
Prpty
303050
Accident Psig
900
Mop Psig
1440
Accident Pressure
Pressure Did Not Exceed Mop
Pressure Restriction Ind
No
Length Segment Isolated
99264
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
No, the operator did not find that an investigation of the controller(s) actions or control room issues was necessary due to: (provide an explanation for why the operator did not investigate)
Investigation Status Details
The controllers did not contribute to causing the leak.
Employee Drug Test Ind
No
Contractor Drug Test Ind
No
Cause
Equipment Failure
Cause Details
Malfunction Of Control/relief Equipment
Eq Failure Type
Malfunction Of Control/relief Equipment
Block Valve Ind
Yes
Eq Additional Other Ind
Yes
Eq Additional Other Details
Material Deterioration
Preparer Name
H*** D***
Preparer Title
Sr. Pipeline Compliance Engineer
Preparer Email
H****@e****.com
Preparer Telephone
713-381-4277
Prepared Date
2020-07-07 00:00:00
Authorizer Name
H*** D***
Authorizer Telephone
713-381-4277
Authorizer Title
Sr. Pipeline Compliance Engineer
Authorizer Email
H****@e****.com
Narrative
On 06/09/20 at 20:49 ct, houston control center received a call from a third party near our downing block valve site indicating an odor with a possible leak. Once on site the enterprise technician discovered a small amount of product, ethane/propane, leaking from the valve stem. The technician performed maintenance on the valve and found the stem's o-ring was still leaking a deminimis amount of product. On 06/10/20 at 11:28 ct the decision was made to replace this valve to eliminate the leak. Repairs were completed 06/18/20. Initial call to nrc was made on 06/10/2020 at 12:16 cst (nrc#1279280). The call was made based on repair cost estimates exceeding $50,000. 48hr update call to nrc was made on 06/12/2020 at 10:51 cst (nrc#1279423). The update indicated that a valve replacement was underway.
| Report Received Date | 2020-07-07 00:00:00 |
|---|---|
| Iyear | 2020 |
| Report Number | 20200197 |
| Supplemental Number | 34003 |
| Report Type | Original 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 | 2020-06-10 11:28:00 |
| Location Latitude | 40.45438 Google Maps OpenStreetMap |
| Location Longitude | -92.36819 Google Maps OpenStreetMap |
| Commodity Released Type | Hvl Or Other Flammable Or Toxic Fluid Which Is A Gas At Ambient Conditions |
| Commodity Subtype | Lpg (Liquefied Petroleum Gas) / Ngl (Natural Gas Liquid) |
| Unintentional Release Bbls | 0.1 |
| Intentional Release Bbls | 4.1 |
| Recovered Bbls | 0 |
| Fatality Ind | No |
| Fatal | 0 |
| Injury Ind | No |
| Injure | 0 |
| Accident Identifier | Notification From Public |
| Incident Identified Datetime | 2020-06-10 11:28:00 |
| System Part Involved | Onshore Pipeline, Including Valve Sites |
| On Off Shore | Onshore |
| Shutdown Due Accident Ind | Yes |
| Shutdown Datetime | 2020-06-18 06:00:00 |
| Restart Datetime | 2020-06-18 23:00:00 |
| On Site Datetime | 2020-06-10 11:28:00 |
| Nrc Rpt Datetime | 2020-06-10 12:16:00 |
| Nrc Rpt Num | 1279280 NRC Report How to search |
| Ignite Ind | No |
| Explode Ind | No |
| Upstream Valve Type Ind | Remotely Controlled |
| Downstream Valve Type Ind | Manual |
| Num Pub Evacuated | 0 |
| Pipe Fac Name | Mapl East Red Line |
| Segment Name | Lid 603 |
| Onshore State Abbreviation | Mo |
| Onshore Postal Code | 63536 |
| Onshore City Name | Not Within A Municipality |
| Onshore County Name | Schuyler |
| Designated Location | Milepost/valve Station |
| Designated Name | Mp 133.9 |
| Federal | No |
| Location Type | Totally Contained On Operator-Controlled Property |
| Incident Area Type | Aboveground |
| Incident Area Subtype | Typical Aboveground Facility Piping Or Appurtenance |
| Crossing | No |
| Pipe Facility Type | Interstate |
| Item Involved | Valve |
| Valve Type | Mainline |
| Valve Mainline Type | Gate |
| Valve Manufacturer | Grove |
| Installation Year | 1970 |
| Manufactured Year | Unknown |
| Material Involved | Material Other Than Carbon Steel |
| Material Details | Buna-N |
| Release Type | Leak |
| Leak Type | Seal Or Packing |
| Wildlife Impact Ind | No |
| Soil Contamination | No |
| Long Term Assessment | No |
| Remediation Ind | No |
| Water Contam Ind | No |
| Could Be Hca | No |
| Commodity Reached Hca | No |
| Est Cost Oper Paid | 3000 |
| Est Cost Gas Released | 50 |
| Est Cost Prop Damage | 300000 |
| Est Cost Emergency | 0 |
| Est Cost Environmental | 0 |
| Est Cost Other | 0 |
| Prpty | 303050 |
| Accident Psig | 900 |
| Mop Psig | 1440 |
| Accident Pressure | Pressure Did Not Exceed Mop |
| Pressure Restriction Ind | No |
| Length Segment Isolated | 99264 |
| 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 | No, the operator did not find that an investigation of the controller(s) actions or control room issues was necessary due to: (provide an explanation for why the operator did not investigate) |
| Investigation Status Details | The controllers did not contribute to causing the leak. |
| Employee Drug Test Ind | No |
| Contractor Drug Test Ind | No |
| Cause | Equipment Failure |
| Cause Details | Malfunction Of Control/relief Equipment |
| Eq Failure Type | Malfunction Of Control/relief Equipment |
| Block Valve Ind | Yes |
| Eq Additional Other Ind | Yes |
| Eq Additional Other Details | Material Deterioration |
| Preparer Name | H*** D*** |
| Preparer Title | Sr. Pipeline Compliance Engineer |
| Preparer Email | H****@e****.com |
| Preparer Telephone | 713-381-4277 |
| Prepared Date | 2020-07-07 00:00:00 |
| Authorizer Name | H*** D*** |
| Authorizer Telephone | 713-381-4277 |
| Authorizer Title | Sr. Pipeline Compliance Engineer |
| Authorizer Email | H****@e****.com |
| Narrative | On 06/09/20 at 20:49 ct, houston control center received a call from a third party near our downing block valve site indicating an odor with a possible leak. Once on site the enterprise technician discovered a small amount of product, ethane/propane, leaking from the valve stem. The technician performed maintenance on the valve and found the stem's o-ring was still leaking a deminimis amount of product. On 06/10/20 at 11:28 ct the decision was made to replace this valve to eliminate the leak. Repairs were completed 06/18/20. Initial call to nrc was made on 06/10/2020 at 12:16 cst (nrc#1279280). The call was made based on repair cost estimates exceeding $50,000. 48hr update call to nrc was made on 06/12/2020 at 10:51 cst (nrc#1279423). The update indicated that a valve replacement was underway. |
External Resources
PHMSA pipeline safety insights.
Product
Features
Company
All rights reserved. Copyright © by ClearPHMSA