Incident details
Operator, cause, commodity and consequences with raw source fields.
HL incident on 2021-06-21 — OK
Operator
Williams Field Services
Cause
Natural Force Damage
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)
$5,000
Incident datetime
2021-06-21 21:30
Report number
Location
OK
Narrative
Operations technician received a notification from pipeline control that mlv 8 had closed. As tech approached valve set he noticed a fire around the actuator. Operations technician then returned to entrance of access road to make notification. Once a supervisor was on scene they proceeded to walk back in to mlv and discovered at time the fire had self extinguished. They then proceed to investigate and identified the leak was coming from a 3/8 tubing sensing line. They isolated the tubing and stopped the leak. The 3/8" tubing line was replaced. Asset integrity and engineering services reviewed the incident. Among other analysis and considerations, a hardness test was performed on the valve to indicate whether the valve had sustained damage. It was determined the valve was fit for service and was returned to normal operation.
Detailed record list
Report Received Date
2021-07-22 00:00:00
Iyear
2021
Report Number
20210213
Supplemental Number
36047
Report Type
Supplemental Final
Operator Id
30826
Name
Williams Field Services
Operator Street Address
One Williams Center Wrc-3
Operator City Name
Tulsa
Operator State Abbreviation
OK
Operator Postal Code
74172
Local Datetime
2021-06-21 21:30:00
Location Latitude
40.154797
Location Longitude
-80.3574
Commodity Released Type
Hvl Or Other Flammable Or Toxic Fluid Which Is A Gas At Ambient Conditions
Commodity Subtype
Other Hvl
Commodity Details
Ethane
Unintentional Release Bbls
10.8
Intentional Release Bbls
0
Recovered Bbls
0
Fatality Ind
No
Fatal
0
Injury Ind
No
Injure
0
Accident Identifier
Cpm Leak Detection System Or Scada-Based Information (Such As Alarm(S), Alert(S), Event(S), And/or Volume Calculations)
Incident Identified Datetime
2021-06-21 21:30:00
System Part Involved
Onshore Pipeline, Including Valve Sites
On Off Shore
Onshore
Shutdown Due Accident Ind
Yes
Shutdown Datetime
2021-06-21 22:02:00
Restart Datetime
2021-06-22 15:52:00
On Site Datetime
2021-06-21 21:30:00
Nrc Rpt Datetime
2021-06-22 09:47:00
Nrc Rpt Num
1308429
Ignite Ind
Yes
Explode Ind
No
Upstream Valve Type Ind
Manual
Downstream Valve Type Ind
Manual
Num Pub Evacuated
0
Pipe Fac Name
Oak Grove To Houston Pa
Segment Name
92000
Onshore State Abbreviation
Pa
Onshore Postal Code
15232
Onshore City Name
Claysville
Onshore County Name
Washington
Designated Location
Milepost/valve Station
Designated Name
37
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
Tubing
Installation Year
2013
Material Involved
Material Other Than Carbon Steel
Material Details
Stainless Steel
Release Type
Leak
Leak Type
Pinhole
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
0
Est Cost Gas Released
206
Est Cost Prop Damage
5000
Est Cost Emergency
74000
Est Cost Environmental
0
Est Cost Other
0
Prpty
79206
Accident Psig
1100
Mop Psig
2160
Accident Pressure
Pressure Did Not Exceed Mop
Pressure Restriction Ind
No
Length Segment Isolated
8
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
Yes
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
No indications controllers actions contributed to the incident.
Employee Drug Test Ind
No
Contractor Drug Test Ind
No
Cause
Natural Force Damage
Cause Details
Lightning
Natural Force Type
Lightning
Lightning Subtype
Secondary Impact Such As Resulting Nearby Fires
Nf Extreme Weather Ind
No
Preparer Name
T*** S*****
Preparer Title
Pipeline Safety Engineer
Preparer Email
T**********@w*******.com
Preparer Telephone
9183446359
Prepared Date
2021-11-29 00:00:00
Authorizer Name
C**** R****
Authorizer Telephone
4056261785
Authorizer Title
Manager Pipeline Safety
Authorizer Email
C**********@w*******.com
Narrative
Operations technician received a notification from pipeline control that mlv 8 had closed. As tech approached valve set he noticed a fire around the actuator. Operations technician then returned to entrance of access road to make notification. Once a supervisor was on scene they proceeded to walk back in to mlv and discovered at time the fire had self extinguished. They then proceed to investigate and identified the leak was coming from a 3/8 tubing sensing line. They isolated the tubing and stopped the leak. The 3/8" tubing line was replaced. Asset integrity and engineering services reviewed the incident. Among other analysis and considerations, a hardness test was performed on the valve to indicate whether the valve had sustained damage. It was determined the valve was fit for service and was returned to normal operation.
| Report Received Date | 2021-07-22 00:00:00 |
|---|---|
| Iyear | 2021 |
| Report Number | 20210213 |
| Supplemental Number | 36047 |
| Report Type | Supplemental Final |
| Operator Id | 30826 PHMSA Enforcement |
| Name | Williams Field Services |
| Operator Street Address | One Williams Center Wrc-3 |
| Operator City Name | Tulsa |
| Operator State Abbreviation | OK |
| Operator Postal Code | 74172 |
| Local Datetime | 2021-06-21 21:30:00 |
| Location Latitude | 40.154797 Google Maps OpenStreetMap |
| Location Longitude | -80.3574 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 | Ethane |
| Unintentional Release Bbls | 10.8 |
| Intentional Release Bbls | 0 |
| Recovered Bbls | 0 |
| Fatality Ind | No |
| Fatal | 0 |
| Injury Ind | No |
| Injure | 0 |
| Accident Identifier | Cpm Leak Detection System Or Scada-Based Information (Such As Alarm(S), Alert(S), Event(S), And/or Volume Calculations) |
| Incident Identified Datetime | 2021-06-21 21:30:00 |
| System Part Involved | Onshore Pipeline, Including Valve Sites |
| On Off Shore | Onshore |
| Shutdown Due Accident Ind | Yes |
| Shutdown Datetime | 2021-06-21 22:02:00 |
| Restart Datetime | 2021-06-22 15:52:00 |
| On Site Datetime | 2021-06-21 21:30:00 |
| Nrc Rpt Datetime | 2021-06-22 09:47:00 |
| Nrc Rpt Num | 1308429 NRC Report How to search |
| Ignite Ind | Yes |
| Explode Ind | No |
| Upstream Valve Type Ind | Manual |
| Downstream Valve Type Ind | Manual |
| Num Pub Evacuated | 0 |
| Pipe Fac Name | Oak Grove To Houston Pa |
| Segment Name | 92000 |
| Onshore State Abbreviation | Pa |
| Onshore Postal Code | 15232 |
| Onshore City Name | Claysville |
| Onshore County Name | Washington |
| Designated Location | Milepost/valve Station |
| Designated Name | 37 |
| 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 | Tubing |
| Installation Year | 2013 |
| Material Involved | Material Other Than Carbon Steel |
| Material Details | Stainless Steel |
| Release Type | Leak |
| Leak Type | Pinhole |
| 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 | 0 |
| Est Cost Gas Released | 206 |
| Est Cost Prop Damage | 5000 |
| Est Cost Emergency | 74000 |
| Est Cost Environmental | 0 |
| Est Cost Other | 0 |
| Prpty | 79206 |
| Accident Psig | 1100 |
| Mop Psig | 2160 |
| Accident Pressure | Pressure Did Not Exceed Mop |
| Pressure Restriction Ind | No |
| Length Segment Isolated | 8 |
| 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 | Yes |
| 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 | No indications controllers actions contributed to the incident. |
| Employee Drug Test Ind | No |
| Contractor Drug Test Ind | No |
| Cause | Natural Force Damage |
| Cause Details | Lightning |
| Natural Force Type | Lightning |
| Lightning Subtype | Secondary Impact Such As Resulting Nearby Fires |
| Nf Extreme Weather Ind | No |
| Preparer Name | T*** S***** |
| Preparer Title | Pipeline Safety Engineer |
| Preparer Email | T**********@w*******.com |
| Preparer Telephone | 9183446359 |
| Prepared Date | 2021-11-29 00:00:00 |
| Authorizer Name | C**** R**** |
| Authorizer Telephone | 4056261785 |
| Authorizer Title | Manager Pipeline Safety |
| Authorizer Email | C**********@w*******.com |
| Narrative | Operations technician received a notification from pipeline control that mlv 8 had closed. As tech approached valve set he noticed a fire around the actuator. Operations technician then returned to entrance of access road to make notification. Once a supervisor was on scene they proceeded to walk back in to mlv and discovered at time the fire had self extinguished. They then proceed to investigate and identified the leak was coming from a 3/8 tubing sensing line. They isolated the tubing and stopped the leak. The 3/8" tubing line was replaced. Asset integrity and engineering services reviewed the incident. Among other analysis and considerations, a hardness test was performed on the valve to indicate whether the valve had sustained damage. It was determined the valve was fit for service and was returned to normal operation. |
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