Incident details
Operator, cause, commodity and consequences with raw source fields.
HL incident on 2018-07-09 — TX
Operator
Dcp Midstream
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)
$0
Incident datetime
2018-07-09 08:15
Report number
Location
TX
Narrative
Pig launcher door was discovered to be leaking and reported by contractor on site. After further investigation and review of the incident, it is determined the filter door o-ring, which forms the internal seal, failed. The o-ring faliure occurred in the area where the buna type o-ring was joined/glued together on the ends. The one inch portion of the o-ring where the failure occurred was missing so exact sub-cause could not be determined. The pig launcher was isolated and the o-ring was replaced. Corrective action: #1. Increase inspection accuracy / by removing and inspecting the o-ring when utilizing launcher. #2. Next inspection/pig launch, change from buna type o-ring to a vulcunized molded viton o-ring. #3. Scheduled 9-28-18 review of o&m procedure f-22 scraper, sphere or in-line inspection facilities with sand hills ngl tech's.
Detailed record list
Report Received Date
2018-08-03 00:00:00
Iyear
2018
Report Number
20180226
Supplemental Number
30962
Report Type
Supplemental Final
Operator Id
31130
Name
Dcp Midstream
Operator Street Address
2331 Citywest Blvd. Hq-08-S812-02
Operator City Name
Houston
Operator State Abbreviation
TX
Operator Postal Code
77042
Local Datetime
2018-07-09 08:15:00
Location Latitude
31.80026
Location Longitude
-103.13523
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
0.39
Intentional Release Bbls
0
Recovered Bbls
0
Fatality Ind
No
Fatal
0
Injury Ind
No
Injure
0
Accident Identifier
Local Operating Personnel, Including Contractors
Operator Type
Contractor Working For The Operator
Incident Identified Datetime
2018-07-09 08:15:00
System Part Involved
Onshore Pump/meter Station Equipment And Piping
On Off Shore
Onshore
Shutdown Due Accident Ind
No
Shutdown Explain
Leak Was On Launcher Door Gasket And Isolated
On Site Datetime
2018-07-09 09:00:00
Nrc Rpt Num
Nrc Notification Not Required
Ignite Ind
No
Explode Ind
No
Num Pub Evacuated
0
Pipe Fac Name
Wink Pump Station
Segment Name
Ngl Pump Station/facility
Onshore State Abbreviation
Tx
Onshore Postal Code
79789
Onshore City Name
Not Within A Municipality
Onshore County Name
Winkler
Designated Location
Milepost/valve Station
Designated Name
Pump Station
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
Intrastate
Item Involved
Scraper/pig Trap
Installation Year
2017
Material Involved
Material Other Than Carbon Steel
Material Details
O-Ring Gasket
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
0
Est Cost Gas Released
10
Est Cost Prop Damage
0
Est Cost Emergency
300
Est Cost Environmental
0
Est Cost Other
500
Est Cost Other Details
O-Ring Gasket Replacement
Prpty
810
Accident Psig
1390
Mop Psig
1480
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
Pig launcher equipment is not controlled by control room.
Employee Drug Test Ind
No
Contractor Drug Test Ind
No
Cause
Equipment Failure
Cause Details
Non-Threaded Connection Failure
Eq Failure Type
Non-Threaded Connection Failure
Other Non Threaded Ind
O-Ring
Eq Additional Other Ind
Yes
Eq Additional Other Details
O-Ring Failure Occured In The Portion Of The O-Ring Where The Ends Were Glued.
Preparer Name
D***** H******
Preparer Title
Principal Pipeline Compliance Specialist
Preparer Email
H******@d***********.com
Preparer Telephone
432-620-4063
Prepared Date
2018-09-20 00:00:00
Authorizer Name
J*** P*******
Authorizer Telephone
405-605-3859
Authorizer Title
Manager Pipeline Compliance
Authorizer Email
J*********@d***********.com
Narrative
Pig launcher door was discovered to be leaking and reported by contractor on site. After further investigation and review of the incident, it is determined the filter door o-ring, which forms the internal seal, failed. The o-ring faliure occurred in the area where the buna type o-ring was joined/glued together on the ends. The one inch portion of the o-ring where the failure occurred was missing so exact sub-cause could not be determined. The pig launcher was isolated and the o-ring was replaced. Corrective action: #1. Increase inspection accuracy / by removing and inspecting the o-ring when utilizing launcher. #2. Next inspection/pig launch, change from buna type o-ring to a vulcunized molded viton o-ring. #3. Scheduled 9-28-18 review of o&m procedure f-22 scraper, sphere or in-line inspection facilities with sand hills ngl tech's.
| Report Received Date | 2018-08-03 00:00:00 |
|---|---|
| Iyear | 2018 |
| Report Number | 20180226 |
| Supplemental Number | 30962 |
| Report Type | Supplemental Final |
| Operator Id | 31130 PHMSA Enforcement |
| Name | Dcp Midstream |
| Operator Street Address | 2331 Citywest Blvd. Hq-08-S812-02 |
| Operator City Name | Houston |
| Operator State Abbreviation | TX |
| Operator Postal Code | 77042 |
| Local Datetime | 2018-07-09 08:15:00 |
| Location Latitude | 31.80026 Google Maps OpenStreetMap |
| Location Longitude | -103.13523 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 | 0.39 |
| Intentional Release Bbls | 0 |
| Recovered Bbls | 0 |
| Fatality Ind | No |
| Fatal | 0 |
| Injury Ind | No |
| Injure | 0 |
| Accident Identifier | Local Operating Personnel, Including Contractors |
| Operator Type | Contractor Working For The Operator |
| Incident Identified Datetime | 2018-07-09 08:15:00 |
| System Part Involved | Onshore Pump/meter Station Equipment And Piping |
| On Off Shore | Onshore |
| Shutdown Due Accident Ind | No |
| Shutdown Explain | Leak Was On Launcher Door Gasket And Isolated |
| On Site Datetime | 2018-07-09 09:00:00 |
| 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 | Wink Pump Station |
| Segment Name | Ngl Pump Station/facility |
| Onshore State Abbreviation | Tx |
| Onshore Postal Code | 79789 |
| Onshore City Name | Not Within A Municipality |
| Onshore County Name | Winkler |
| Designated Location | Milepost/valve Station |
| Designated Name | Pump Station |
| 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 | Intrastate |
| Item Involved | Scraper/pig Trap |
| Installation Year | 2017 |
| Material Involved | Material Other Than Carbon Steel |
| Material Details | O-Ring Gasket |
| 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 | 0 |
| Est Cost Gas Released | 10 |
| Est Cost Prop Damage | 0 |
| Est Cost Emergency | 300 |
| Est Cost Environmental | 0 |
| Est Cost Other | 500 |
| Est Cost Other Details | O-Ring Gasket Replacement |
| Prpty | 810 |
| Accident Psig | 1390 |
| Mop Psig | 1480 |
| 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 | Pig launcher equipment is not controlled by control room. |
| Employee Drug Test Ind | No |
| Contractor Drug Test Ind | No |
| Cause | Equipment Failure |
| Cause Details | Non-Threaded Connection Failure |
| Eq Failure Type | Non-Threaded Connection Failure |
| Other Non Threaded Ind | O-Ring |
| Eq Additional Other Ind | Yes |
| Eq Additional Other Details | O-Ring Failure Occured In The Portion Of The O-Ring Where The Ends Were Glued. |
| Preparer Name | D***** H****** |
| Preparer Title | Principal Pipeline Compliance Specialist |
| Preparer Email | H******@d***********.com |
| Preparer Telephone | 432-620-4063 |
| Prepared Date | 2018-09-20 00:00:00 |
| Authorizer Name | J*** P******* |
| Authorizer Telephone | 405-605-3859 |
| Authorizer Title | Manager Pipeline Compliance |
| Authorizer Email | J*********@d***********.com |
| Narrative | Pig launcher door was discovered to be leaking and reported by contractor on site. After further investigation and review of the incident, it is determined the filter door o-ring, which forms the internal seal, failed. The o-ring faliure occurred in the area where the buna type o-ring was joined/glued together on the ends. The one inch portion of the o-ring where the failure occurred was missing so exact sub-cause could not be determined. The pig launcher was isolated and the o-ring was replaced. Corrective action: #1. Increase inspection accuracy / by removing and inspecting the o-ring when utilizing launcher. #2. Next inspection/pig launch, change from buna type o-ring to a vulcunized molded viton o-ring. #3. Scheduled 9-28-18 review of o&m procedure f-22 scraper, sphere or in-line inspection facilities with sand hills ngl tech's. |
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