HL incident on 2019-06-06 — OK

Operator
Oneok Ngl Pipeline, 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)
$40
Incident datetime
2019-06-06 10:19
Report number
Location
OK
Narrative
At approximately 10:19 am on 6/06/2019 oneok field operator arrived at the oneok van zandt station and identified an ice ball, from product vapors, on the oneok sterling ii scraper receiver trap. Operator immediately isolated the scraper trap and removed hydrocarbons. Once pressure had been removed, operator removed and replaced the o-ring door seal. After completion the scraper trap was returned to service.
Detailed record list
Report Received Date
2019-06-27 00:00:00
Iyear
2019
Report Number
20190202
Supplemental Number
32338
Report Type
Original Final
Operator Id
Name
Oneok Ngl Pipeline, Llc
Operator Street Address
100 West Fifth Street
Operator City Name
Tulsa
Operator State Abbreviation
OK
Operator Postal Code
74103
Local Datetime
2019-06-06 10:19:00
Location Latitude
Location Longitude
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
0.35
Intentional Release Bbls
5
Recovered Bbls
0
Fatality Ind
No
Fatal
0
Injury Ind
No
Injure
0
Accident Identifier
Local Operating Personnel, Including Contractors
Operator Type
Operator Employee
Incident Identified Datetime
2019-06-06 10:19:00
System Part Involved
Onshore Pipeline, Including Valve Sites
On Off Shore
Onshore
Shutdown Due Accident Ind
No
Shutdown Explain
Release Occurred On Scraper Trap Door, Trap Was Isolated And Blown Down.
On Site Datetime
2019-06-06 10:19:00
Nrc Rpt Num
Nrc Notification Not Required
Ignite Ind
No
Explode Ind
No
Upstream Valve Type Ind
Manual
Downstream Valve Type Ind
Manual
Num Pub Evacuated
0
Pipe Fac Name
Oneok Sterling Iii Pipeline
Segment Name
10547 - Bells To Van Zandt
Onshore State Abbreviation
Tx
Onshore Postal Code
75103
Onshore City Name
Not Within A Municipality
Onshore County Name
Van Zandt County
Designated Location
Milepost/valve Station
Designated Name
17493+34
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
Scraper/pig Trap
Installation Year
2018
Material Involved
Material Other Than Carbon Steel
Material Details
Viton Rubber
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
Yes
Commodity Reached Hca
Yes
Other Pop Ind
Yes
Other Pop Yes No
Yes
Usa Drinking Ind
Yes
Usa Drinking Yes No
Yes
Est Cost Oper Paid
0
Est Cost Gas Released
20
Est Cost Prop Damage
40
Est Cost Emergency
0
Est Cost Environmental
0
Est Cost Other
0
Prpty
60
Accident Psig
303
Mop Psig
1440
Accident Pressure
Pressure Did Not Exceed Mop
Pressure Restriction Ind
No
Length Segment Isolated
18
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
O-ring failure not affected by control room or controllers
Employee Drug Test Ind
No
Contractor Drug Test Ind
No
Cause
Equipment Failure
Cause Details
Other Equipment Failure
Eq Failure Type
Other Equipment Failure
Failure Details
O-Ring
Eq Additional Other Ind
Yes
Eq Additional Other Details
Worn O-Ring
Preparer Name
M***** C********
Preparer Title
Regulatory Compliance Specialist
Preparer Email
M***************@o****.com
Preparer Telephone
254-292-8911
Prepared Date
2019-06-27 00:00:00
Authorizer Name
M***** C********
Authorizer Telephone
254-292-8911
Authorizer Title
Regulatory Compliance Specialist
Authorizer Email
M***************@o****.com
Narrative
At approximately 10:19 am on 6/06/2019 oneok field operator arrived at the oneok van zandt station and identified an ice ball, from product vapors, on the oneok sterling ii scraper receiver trap. Operator immediately isolated the scraper trap and removed hydrocarbons. Once pressure had been removed, operator removed and replaced the o-ring door seal. After completion the scraper trap was returned to service.
Report Received Date 2019-06-27 00:00:00
Iyear 2019
Report Number 20190202
Supplemental Number 32338
Report Type Original Final
Operator Id 32109 PHMSA Enforcement
Name Oneok Ngl Pipeline, Llc
Operator Street Address 100 West Fifth Street
Operator City Name Tulsa
Operator State Abbreviation OK
Operator Postal Code 74103
Local Datetime 2019-06-06 10:19:00
Location Latitude 32.5792 Google Maps OpenStreetMap
Location Longitude -95.9798 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 0.35
Intentional Release Bbls 5
Recovered Bbls 0
Fatality Ind No
Fatal 0
Injury Ind No
Injure 0
Accident Identifier Local Operating Personnel, Including Contractors
Operator Type Operator Employee
Incident Identified Datetime 2019-06-06 10:19:00
System Part Involved Onshore Pipeline, Including Valve Sites
On Off Shore Onshore
Shutdown Due Accident Ind No
Shutdown Explain Release Occurred On Scraper Trap Door, Trap Was Isolated And Blown Down.
On Site Datetime 2019-06-06 10:19:00
Nrc Rpt Num Nrc Notification Not Required NRC Report How to search
Ignite Ind No
Explode Ind No
Upstream Valve Type Ind Manual
Downstream Valve Type Ind Manual
Num Pub Evacuated 0
Pipe Fac Name Oneok Sterling Iii Pipeline
Segment Name 10547 - Bells To Van Zandt
Onshore State Abbreviation Tx
Onshore Postal Code 75103
Onshore City Name Not Within A Municipality
Onshore County Name Van Zandt County
Designated Location Milepost/valve Station
Designated Name 17493+34
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 Scraper/pig Trap
Installation Year 2018
Material Involved Material Other Than Carbon Steel
Material Details Viton Rubber
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 Yes
Commodity Reached Hca Yes
Other Pop Ind Yes
Other Pop Yes No Yes
Usa Drinking Ind Yes
Usa Drinking Yes No Yes
Est Cost Oper Paid 0
Est Cost Gas Released 20
Est Cost Prop Damage 40
Est Cost Emergency 0
Est Cost Environmental 0
Est Cost Other 0
Prpty 60
Accident Psig 303
Mop Psig 1440
Accident Pressure Pressure Did Not Exceed Mop
Pressure Restriction Ind No
Length Segment Isolated 18
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 O-ring failure not affected by control room or controllers
Employee Drug Test Ind No
Contractor Drug Test Ind No
Cause Equipment Failure
Cause Details Other Equipment Failure
Eq Failure Type Other Equipment Failure
Failure Details O-Ring
Eq Additional Other Ind Yes
Eq Additional Other Details Worn O-Ring
Preparer Name M***** C********
Preparer Title Regulatory Compliance Specialist
Preparer Email M***************@o****.com
Preparer Telephone 254-292-8911
Prepared Date 2019-06-27 00:00:00
Authorizer Name M***** C********
Authorizer Telephone 254-292-8911
Authorizer Title Regulatory Compliance Specialist
Authorizer Email M***************@o****.com
Narrative At approximately 10:19 am on 6/06/2019 oneok field operator arrived at the oneok van zandt station and identified an ice ball, from product vapors, on the oneok sterling ii scraper receiver trap. Operator immediately isolated the scraper trap and removed hydrocarbons. Once pressure had been removed, operator removed and replaced the o-ring door seal. After completion the scraper trap was returned to service.

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