Incident details
Operator, cause, commodity and consequences with raw source fields.
HL incident on 2016-06-22 — OK
Operator
Oneok Ngl Pipeline, Llc
Cause
Corrosion 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)
$175,000
Incident datetime
2016-06-22 09:30
Report number
Location
OK
Narrative
While making morning rounds on 6/22/2016 the field operator at oneok's mount belvieu storage facility discovered an ice spot on the ground above the well 10 product line. The piping to the well was shutdown at approximately 09:30. The propane in the pipe was then evacuated through the flare system. Oneok crews cut the failed section of pipe out of the line and replaced with new pipe, moving all piping above ground to an existing pipe rack. The line was returned to service on 7/30/2016.
Detailed record list
Report Received Date
2016-07-21 00:00:00
Iyear
2016
Report Number
20160234
Supplemental Number
21551
Report Type
Original Final
Operator Id
32109
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
2016-06-22 09:30:00
Location Latitude
29.856513
Location Longitude
-94.892601
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
0.71
Intentional Release Bbls
31
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
2016-06-22 09:30:00
System Part Involved
Onshore Equipment And Piping Associated With Belowground Storage
On Off Shore
Onshore
Shutdown Due Accident Ind
Yes
Shutdown Datetime
2016-06-22 09:30:00
Restart Datetime
2016-06-30 08:00:00
On Site Datetime
2016-06-22 09:30:00
Nrc Rpt Num
Nrc Notification Not Required
Ignite Ind
No
Explode Ind
No
Num Pub Evacuated
0
Pipe Fac Name
Oneok Mount Belvieu Storage Facility
Segment Name
Well 10
Onshore State Abbreviation
Tx
Onshore Postal Code
77580
Onshore City Name
Mt. Belvieu
Onshore County Name
Chambers
Designated Location
Milepost/valve Station
Designated Name
Well 10 Pipe
Federal
No
Location Type
Totally Contained On Operator-Controlled Property
Incident Area Type
Underground
Incident Area Subtype
Under Soil
Depth Of Cover
36
Crossing
No
Pipe Facility Type
Intrastate
Item Involved
Pipe
Pipe Type
Pipe Body
Pipe Diameter
8.625
Pipe Wall Thickness
0.322
Pipe Smys
35000
Pipe Specification
Api 5l
Pipe Seam Type
Erw - High Frequency
Pipe Manufacturer
Unknown
Pipe Coating Type
Asphalt
Installation Year
1952
Manufactured Year
1952
Material Involved
Carbon 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
Yes
Commodity Reached Hca
Yes
Other Pop Ind
Yes
Other Pop Yes No
No
Est Cost Oper Paid
0
Est Cost Gas Released
1100
Est Cost Prop Damage
175000
Est Cost Emergency
150
Est Cost Environmental
0
Est Cost Other
0
Prpty
176250
Accident Psig
965
Mop Psig
1440
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
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 control room actions had taken place on the line. Oneok field personnel discovered leak site while making regular rounds.
Employee Drug Test Ind
No
Contractor Drug Test Ind
No
Cause
Corrosion Failure
Cause Details
External Corrosion
Internal External
External Corrosion
Visual Exam Results
Localized Pitting
Galvanic Corrosion Ind
Yes
Field Exam Basis Ind
Yes
Underground Location
Yes
Under Cathodic Protection Ind
Yes
Cathodic Pro Start Year
Unknown
Shielding Evident
No
Cathodic Survey Type
Yes
Cp Annual Survey Ind
Yes
Cp Annual Survey Year
2015
Prior Damage
Yes
Collected Data Ind
No
Has Hydrtst Conduc Before Ind
No
Direct Asmnt Conducted
No
Non Destructive Exam Ind
No
Preparer Name
N*** J****
Preparer Title
Regulatory Compliance Coordinator
Preparer Email
N*********@o****.com
Preparer Telephone
580-395-6304
Preparer Fax
580-395-2933
Prepared Date
2016-07-21 00:00:00
Authorizer Name
N*** J****
Authorizer Telephone
580-395-6304
Authorizer Title
Regulatory Compliance Coordinator
Authorizer Email
N*********@o****.com
Narrative
While making morning rounds on 6/22/2016 the field operator at oneok's mount belvieu storage facility discovered an ice spot on the ground above the well 10 product line. The piping to the well was shutdown at approximately 09:30. The propane in the pipe was then evacuated through the flare system. Oneok crews cut the failed section of pipe out of the line and replaced with new pipe, moving all piping above ground to an existing pipe rack. The line was returned to service on 7/30/2016.
| Report Received Date | 2016-07-21 00:00:00 |
|---|---|
| Iyear | 2016 |
| Report Number | 20160234 |
| Supplemental Number | 21551 |
| 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 | 2016-06-22 09:30:00 |
| Location Latitude | 29.856513 Google Maps OpenStreetMap |
| Location Longitude | -94.892601 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 | 0.71 |
| Intentional Release Bbls | 31 |
| 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 | 2016-06-22 09:30:00 |
| System Part Involved | Onshore Equipment And Piping Associated With Belowground Storage |
| On Off Shore | Onshore |
| Shutdown Due Accident Ind | Yes |
| Shutdown Datetime | 2016-06-22 09:30:00 |
| Restart Datetime | 2016-06-30 08:00:00 |
| On Site Datetime | 2016-06-22 09:30:00 |
| 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 | Oneok Mount Belvieu Storage Facility |
| Segment Name | Well 10 |
| Onshore State Abbreviation | Tx |
| Onshore Postal Code | 77580 |
| Onshore City Name | Mt. Belvieu |
| Onshore County Name | Chambers |
| Designated Location | Milepost/valve Station |
| Designated Name | Well 10 Pipe |
| Federal | No |
| Location Type | Totally Contained On Operator-Controlled Property |
| Incident Area Type | Underground |
| Incident Area Subtype | Under Soil |
| Depth Of Cover | 36 |
| Crossing | No |
| Pipe Facility Type | Intrastate |
| Item Involved | Pipe |
| Pipe Type | Pipe Body |
| Pipe Diameter | 8.625 |
| Pipe Wall Thickness | 0.322 |
| Pipe Smys | 35000 |
| Pipe Specification | Api 5l |
| Pipe Seam Type | Erw - High Frequency |
| Pipe Manufacturer | Unknown |
| Pipe Coating Type | Asphalt |
| Installation Year | 1952 |
| Manufactured Year | 1952 |
| Material Involved | Carbon 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 | Yes |
| Commodity Reached Hca | Yes |
| Other Pop Ind | Yes |
| Other Pop Yes No | No |
| Est Cost Oper Paid | 0 |
| Est Cost Gas Released | 1100 |
| Est Cost Prop Damage | 175000 |
| Est Cost Emergency | 150 |
| Est Cost Environmental | 0 |
| Est Cost Other | 0 |
| Prpty | 176250 |
| Accident Psig | 965 |
| Mop Psig | 1440 |
| 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 | 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 control room actions had taken place on the line. Oneok field personnel discovered leak site while making regular rounds. |
| Employee Drug Test Ind | No |
| Contractor Drug Test Ind | No |
| Cause | Corrosion Failure |
| Cause Details | External Corrosion |
| Internal External | External Corrosion |
| Visual Exam Results | Localized Pitting |
| Galvanic Corrosion Ind | Yes |
| Field Exam Basis Ind | Yes |
| Underground Location | Yes |
| Under Cathodic Protection Ind | Yes |
| Cathodic Pro Start Year | Unknown |
| Shielding Evident | No |
| Cathodic Survey Type | Yes |
| Cp Annual Survey Ind | Yes |
| Cp Annual Survey Year | 2015 |
| Prior Damage | Yes |
| Collected Data Ind | No |
| Has Hydrtst Conduc Before Ind | No |
| Direct Asmnt Conducted | No |
| Non Destructive Exam Ind | No |
| Preparer Name | N*** J**** |
| Preparer Title | Regulatory Compliance Coordinator |
| Preparer Email | N*********@o****.com |
| Preparer Telephone | 580-395-6304 |
| Preparer Fax | 580-395-2933 |
| Prepared Date | 2016-07-21 00:00:00 |
| Authorizer Name | N*** J**** |
| Authorizer Telephone | 580-395-6304 |
| Authorizer Title | Regulatory Compliance Coordinator |
| Authorizer Email | N*********@o****.com |
| Narrative | While making morning rounds on 6/22/2016 the field operator at oneok's mount belvieu storage facility discovered an ice spot on the ground above the well 10 product line. The piping to the well was shutdown at approximately 09:30. The propane in the pipe was then evacuated through the flare system. Oneok crews cut the failed section of pipe out of the line and replaced with new pipe, moving all piping above ground to an existing pipe rack. The line was returned to service on 7/30/2016. |
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