Incident details
Operator, cause, commodity and consequences with raw source fields.
HL incident on 2016-12-02 — TX
Operator
Wyoming Pipeline Company
Cause
Natural Force Damage
Commodity
Crude Oil
Program
HL
Damage and Injuries
0 fatalities
0 injuries
Property damage (nominal)
$7,500
Incident datetime
2016-12-02 06:30
Report number
Location
TX
Narrative
Water collected in a low spot in the valve bonnet and froze. The expansion of the ice cracked the bonnet on the valve. The size of the crack only permitted a mist of product to be released. Operator personnel discovered leak during a.M. Station check. All product was contained on operator property, properly collected and disposed of in compliance with operators procedures
Detailed record list
Report Received Date
2016-12-29 00:00:00
Iyear
2016
Report Number
20160431
Supplemental Number
22993
Report Type
Supplemental Final
Operator Id
32537
Name
Wyoming Pipeline Company
Operator Street Address
825 Town & Country Lane
Operator City Name
Houston
Operator State Abbreviation
TX
Operator Postal Code
77024
Local Datetime
2016-12-02 06:30:00
Location Latitude
43.78846666
Location Longitude
-104.41595
Commodity Released Type
Crude Oil
Unintentional Release Bbls
191
Recovered Bbls
191
Fatality Ind
No
Fatal
0
Injury Ind
No
Injure
0
Accident Identifier
Ground Patrol By Operator Or Its Contractor
Operator Type
Operator Employee
Incident Identified Datetime
2016-12-02 06:30:00
System Part Involved
Onshore Terminal/tank Farm Equipment And Piping
On Off Shore
Onshore
Shutdown Due Accident Ind
Yes
Shutdown Datetime
2016-12-02 06:37:00
Restart Datetime
2016-12-02 14:00:00
On Site Datetime
2016-12-02 06:40:00
Nrc Rpt Num
Nrc Notification Not Required
Ignite Ind
No
Explode Ind
No
Num Pub Evacuated
0
Pipe Fac Name
Wyoming Pipeline Company
Segment Name
Mush Crk To Butte Jct Line
Onshore State Abbreviation
Wy
Onshore Postal Code
82701
Onshore City Name
Not Within A Municipality
Onshore County Name
Weston County, Wyoming
Designated Location
Milepost/valve Station
Designated Name
Mush Crk Sta.
Federal
No
Location Type
Totally Contained On Operator-Controlled Property
Incident Area Type
Transition Area
Incident Area Subtype
Other
Incident Area Details
In The Station Pump House
Crossing
No
Pipe Facility Type
Intrastate
Item Involved
Valve
Valve Type
Mainline
Valve Mainline Type
Gate
Valve Manufacturer
Unknown
Installation Year
Unknown
Manufactured Year
Unknown
Material Involved
Carbon Steel
Release Type
Other
Release Type Details
Ice Expansion Caused The Bonnet Of The Valve To Crack Resulting In A Mist Of Product To Escape.
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
7640
Est Cost Prop Damage
7500
Est Cost Emergency
7185
Est Cost Environmental
20120
Est Cost Other
0
Prpty
42445
Accident Psig
219
Mop Psig
450
Accident Pressure
Pressure Did Not Exceed Mop
Pressure Restriction 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
A gate valve froze and broke.
Employee Drug Test Ind
No
Contractor Drug Test Ind
No
Cause
Natural Force Damage
Cause Details
Temperature
Natural Force Type
Temperature
Temperature Subtype
Frozen Components
Nf Extreme Weather Ind
No
Preparer Name
C*** C******
Preparer Title
Administrative Assistant
Preparer Email
C*******@p*********.com
Preparer Telephone
307-746-2379
Preparer Fax
307-746-3606
Prepared Date
2017-12-22 00:00:00
Authorizer Name
N***** H******
Authorizer Telephone
307-746-2379
Authorizer Title
Environmental Engineer
Authorizer Email
Nholwell.parpacific.com
Narrative
Water collected in a low spot in the valve bonnet and froze. The expansion of the ice cracked the bonnet on the valve. The size of the crack only permitted a mist of product to be released. Operator personnel discovered leak during a.M. Station check. All product was contained on operator property, properly collected and disposed of in compliance with operators procedures
| Report Received Date | 2016-12-29 00:00:00 |
|---|---|
| Iyear | 2016 |
| Report Number | 20160431 |
| Supplemental Number | 22993 |
| Report Type | Supplemental Final |
| Operator Id | 32537 PHMSA Enforcement |
| Name | Wyoming Pipeline Company |
| Operator Street Address | 825 Town & Country Lane |
| Operator City Name | Houston |
| Operator State Abbreviation | TX |
| Operator Postal Code | 77024 |
| Local Datetime | 2016-12-02 06:30:00 |
| Location Latitude | 43.78846666 Google Maps OpenStreetMap |
| Location Longitude | -104.41595 Google Maps OpenStreetMap |
| Commodity Released Type | Crude Oil |
| Unintentional Release Bbls | 191 |
| Recovered Bbls | 191 |
| Fatality Ind | No |
| Fatal | 0 |
| Injury Ind | No |
| Injure | 0 |
| Accident Identifier | Ground Patrol By Operator Or Its Contractor |
| Operator Type | Operator Employee |
| Incident Identified Datetime | 2016-12-02 06:30:00 |
| System Part Involved | Onshore Terminal/tank Farm Equipment And Piping |
| On Off Shore | Onshore |
| Shutdown Due Accident Ind | Yes |
| Shutdown Datetime | 2016-12-02 06:37:00 |
| Restart Datetime | 2016-12-02 14:00:00 |
| On Site Datetime | 2016-12-02 06:40:00 |
| Nrc Rpt Num | Nrc Notification Not Required NRC Report How to search |
| Ignite Ind | No |
| Explode Ind | No |
| Num Pub Evacuated | 0 |
| Pipe Fac Name | Wyoming Pipeline Company |
| Segment Name | Mush Crk To Butte Jct Line |
| Onshore State Abbreviation | Wy |
| Onshore Postal Code | 82701 |
| Onshore City Name | Not Within A Municipality |
| Onshore County Name | Weston County, Wyoming |
| Designated Location | Milepost/valve Station |
| Designated Name | Mush Crk Sta. |
| Federal | No |
| Location Type | Totally Contained On Operator-Controlled Property |
| Incident Area Type | Transition Area |
| Incident Area Subtype | Other |
| Incident Area Details | In The Station Pump House |
| Crossing | No |
| Pipe Facility Type | Intrastate |
| Item Involved | Valve |
| Valve Type | Mainline |
| Valve Mainline Type | Gate |
| Valve Manufacturer | Unknown |
| Installation Year | Unknown |
| Manufactured Year | Unknown |
| Material Involved | Carbon Steel |
| Release Type | Other |
| Release Type Details | Ice Expansion Caused The Bonnet Of The Valve To Crack Resulting In A Mist Of Product To Escape. |
| 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 | 7640 |
| Est Cost Prop Damage | 7500 |
| Est Cost Emergency | 7185 |
| Est Cost Environmental | 20120 |
| Est Cost Other | 0 |
| Prpty | 42445 |
| Accident Psig | 219 |
| Mop Psig | 450 |
| Accident Pressure | Pressure Did Not Exceed Mop |
| Pressure Restriction 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 | A gate valve froze and broke. |
| Employee Drug Test Ind | No |
| Contractor Drug Test Ind | No |
| Cause | Natural Force Damage |
| Cause Details | Temperature |
| Natural Force Type | Temperature |
| Temperature Subtype | Frozen Components |
| Nf Extreme Weather Ind | No |
| Preparer Name | C*** C****** |
| Preparer Title | Administrative Assistant |
| Preparer Email | C*******@p*********.com |
| Preparer Telephone | 307-746-2379 |
| Preparer Fax | 307-746-3606 |
| Prepared Date | 2017-12-22 00:00:00 |
| Authorizer Name | N***** H****** |
| Authorizer Telephone | 307-746-2379 |
| Authorizer Title | Environmental Engineer |
| Authorizer Email | Nholwell.parpacific.com |
| Narrative | Water collected in a low spot in the valve bonnet and froze. The expansion of the ice cracked the bonnet on the valve. The size of the crack only permitted a mist of product to be released. Operator personnel discovered leak during a.M. Station check. All product was contained on operator property, properly collected and disposed of in compliance with operators procedures |
External Resources
PHMSA pipeline safety insights.
Product
Features
Company
All rights reserved. Copyright © by ClearPHMSA