Incident details
Operator, cause, commodity and consequences with raw source fields.
HL incident on 2010-11-01 — OK
Operator
Oneok Ngl Pipeline Lp
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)
$244,000
Incident datetime
2010-11-01 14:55
Report number
Location
OK
Narrative
Third party observed product vapors on pipeline right of way and called emergency number found on nearby pipeline right of way marker sign. Pipeline control center shutdown pipeline and dispatched company field personnel to release site. Company personnel verified release to be on oneok right of way at which time the segment of pipeline was isolated. Product in pipeline was displaced with nitrogen and a section of pipe was removed and replaced with new pipe. Inspection determined release was caused by microbiological corrosion.
Detailed record list
Report Received Date
2010-11-18 00:00:00
Iyear
2010
Report Number
20100246
Supplemental Number
15612
Report Type
Supplemental Final
Operator Id
32109
Name
Oneok Ngl Pipeline Lp
Operator Street Address
100 West Fifth Street
Operator City Name
Tulsa
Operator State Abbreviation
OK
Operator Postal Code
74103
Local Datetime
2010-11-01 14:55:00
Location Latitude
33.54657
Location Longitude
-96.36906
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
241
Intentional Release Bbls
0
Recovered Bbls
0
Fatality Ind
No
Fatal
0
Injury Ind
No
Injure
0
Accident Identifier
Notification From Public
Incident Identified Datetime
2010-11-01 14:55:00
System Part Involved
Onshore Pipeline, Including Valve Sites
On Off Shore
Onshore
Shutdown Due Accident Ind
Yes
Shutdown Datetime
2010-11-01 16:25:00
Restart Datetime
2010-11-06 09:30:00
On Site Datetime
2010-11-01 15:30:00
Nrc Rpt Datetime
2010-11-01 16:35:00
Nrc Rpt Num
958656
Ignite Ind
No
Explode Ind
No
Upstream Valve Type Ind
Manual
Downstream Valve Type Ind
Manual
Num Pub Evacuated
0
Pipe Fac Name
Sterling 1 Index 10177
Segment Name
Sterling 1 Between Valves S1-39 & S1-40
Onshore State Abbreviation
Tx
Onshore Postal Code
75491
Onshore City Name
Whitewright
Onshore County Name
Fannin
Designated Location
Milepost/valve Station
Designated Name
13265+65
Federal
No
Location Type
Pipeline Right-Of-Way
Incident Area Type
Underground
Incident Area Subtype
Under Soil
Depth Of Cover
54
Crossing
No
Pipe Facility Type
Interstate
Item Involved
Pipe
Pipe Type
Pipe Body
Pipe Diameter
8.625
Pipe Wall Thickness
0.188
Pipe Smys
46000
Pipe Specification
0.72
Pipe Seam Type
Erw - High Frequency
Pipe Manufacturer
Unknown
Pipe Coating Type
Extruded Polyehylene
Installation Year
1981
Manufactured Year
1981
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
No
Commodity Reached Hca
No
Est Cost Oper Paid
0
Est Cost Gas Released
6358
Est Cost Prop Damage
244000
Est Cost Emergency
0
Est Cost Environmental
0
Est Cost Other
0
Prpty
250358
Accident Psig
1042
Mop Psig
1335
Accident Pressure
Pressure Did Not Exceed Mop
Pressure Restriction Ind
No
Length Segment Isolated
84480
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
Yes
Cpm In Place Ind
Yes
Cpm Operating Ind
Yes
Cpm Functional Ind
Yes
Cpm Detection Ind
No
Cpm Conf Ind
Yes
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)
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
Microbiological Corrosion Ind
Yes
Field Exam Basis Ind
Yes
Other Basis Ind
Yes
Corrosion Basis Details
Visual Third Party Metallurgical Analysis Specialist
Underground Location
Yes
Under Cathodic Protection Ind
Yes
Cathodic Pro Start Year
1981
Shielding Evident
Yes
Cathodic Survey Type
Yes
Cp Annual Survey Ind
Yes
Cp Annual Survey Year
2010
Prior Damage
Yes
Collected Data Ind
Yes
Other Recent Year
2007
Has Hydrtst Conduc Before Ind
No
Direct Asmnt Conducted
No
Non Destructive Exam Ind
No
Preparer Name
P**** G**********
Preparer Email
P****************@o****.com
Preparer Telephone
580-395-6238
Preparer Fax
580-395-2933
Prepared Date
2011-02-10 00:00:00
Authorizer Name
N*** J****
Authorizer Telephone
580-395-6304
Authorizer Title
Dot Regulations Coordinator
Authorizer Email
N*********@o****.com
Narrative
Third party observed product vapors on pipeline right of way and called emergency number found on nearby pipeline right of way marker sign. Pipeline control center shutdown pipeline and dispatched company field personnel to release site. Company personnel verified release to be on oneok right of way at which time the segment of pipeline was isolated. Product in pipeline was displaced with nitrogen and a section of pipe was removed and replaced with new pipe. Inspection determined release was caused by microbiological corrosion.
| Report Received Date | 2010-11-18 00:00:00 |
|---|---|
| Iyear | 2010 |
| Report Number | 20100246 |
| Supplemental Number | 15612 |
| Report Type | Supplemental Final |
| Operator Id | 32109 PHMSA Enforcement |
| Name | Oneok Ngl Pipeline Lp |
| Operator Street Address | 100 West Fifth Street |
| Operator City Name | Tulsa |
| Operator State Abbreviation | OK |
| Operator Postal Code | 74103 |
| Local Datetime | 2010-11-01 14:55:00 |
| Location Latitude | 33.54657 Google Maps OpenStreetMap |
| Location Longitude | -96.36906 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 | 241 |
| Intentional Release Bbls | 0 |
| Recovered Bbls | 0 |
| Fatality Ind | No |
| Fatal | 0 |
| Injury Ind | No |
| Injure | 0 |
| Accident Identifier | Notification From Public |
| Incident Identified Datetime | 2010-11-01 14:55:00 |
| System Part Involved | Onshore Pipeline, Including Valve Sites |
| On Off Shore | Onshore |
| Shutdown Due Accident Ind | Yes |
| Shutdown Datetime | 2010-11-01 16:25:00 |
| Restart Datetime | 2010-11-06 09:30:00 |
| On Site Datetime | 2010-11-01 15:30:00 |
| Nrc Rpt Datetime | 2010-11-01 16:35:00 |
| Nrc Rpt Num | 958656 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 | Sterling 1 Index 10177 |
| Segment Name | Sterling 1 Between Valves S1-39 & S1-40 |
| Onshore State Abbreviation | Tx |
| Onshore Postal Code | 75491 |
| Onshore City Name | Whitewright |
| Onshore County Name | Fannin |
| Designated Location | Milepost/valve Station |
| Designated Name | 13265+65 |
| Federal | No |
| Location Type | Pipeline Right-Of-Way |
| Incident Area Type | Underground |
| Incident Area Subtype | Under Soil |
| Depth Of Cover | 54 |
| Crossing | No |
| Pipe Facility Type | Interstate |
| Item Involved | Pipe |
| Pipe Type | Pipe Body |
| Pipe Diameter | 8.625 |
| Pipe Wall Thickness | 0.188 |
| Pipe Smys | 46000 |
| Pipe Specification | 0.72 |
| Pipe Seam Type | Erw - High Frequency |
| Pipe Manufacturer | Unknown |
| Pipe Coating Type | Extruded Polyehylene |
| Installation Year | 1981 |
| Manufactured Year | 1981 |
| 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 | No |
| Commodity Reached Hca | No |
| Est Cost Oper Paid | 0 |
| Est Cost Gas Released | 6358 |
| Est Cost Prop Damage | 244000 |
| Est Cost Emergency | 0 |
| Est Cost Environmental | 0 |
| Est Cost Other | 0 |
| Prpty | 250358 |
| Accident Psig | 1042 |
| Mop Psig | 1335 |
| Accident Pressure | Pressure Did Not Exceed Mop |
| Pressure Restriction Ind | No |
| Length Segment Isolated | 84480 |
| 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 | Yes |
| Cpm In Place Ind | Yes |
| Cpm Operating Ind | Yes |
| Cpm Functional Ind | Yes |
| Cpm Detection Ind | No |
| Cpm Conf Ind | Yes |
| 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) |
| 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 |
| Microbiological Corrosion Ind | Yes |
| Field Exam Basis Ind | Yes |
| Other Basis Ind | Yes |
| Corrosion Basis Details | Visual Third Party Metallurgical Analysis Specialist |
| Underground Location | Yes |
| Under Cathodic Protection Ind | Yes |
| Cathodic Pro Start Year | 1981 |
| Shielding Evident | Yes |
| Cathodic Survey Type | Yes |
| Cp Annual Survey Ind | Yes |
| Cp Annual Survey Year | 2010 |
| Prior Damage | Yes |
| Collected Data Ind | Yes |
| Other Recent Year | 2007 |
| Has Hydrtst Conduc Before Ind | No |
| Direct Asmnt Conducted | No |
| Non Destructive Exam Ind | No |
| Preparer Name | P**** G********** |
| Preparer Email | P****************@o****.com |
| Preparer Telephone | 580-395-6238 |
| Preparer Fax | 580-395-2933 |
| Prepared Date | 2011-02-10 00:00:00 |
| Authorizer Name | N*** J**** |
| Authorizer Telephone | 580-395-6304 |
| Authorizer Title | Dot Regulations Coordinator |
| Authorizer Email | N*********@o****.com |
| Narrative | Third party observed product vapors on pipeline right of way and called emergency number found on nearby pipeline right of way marker sign. Pipeline control center shutdown pipeline and dispatched company field personnel to release site. Company personnel verified release to be on oneok right of way at which time the segment of pipeline was isolated. Product in pipeline was displaced with nitrogen and a section of pipe was removed and replaced with new pipe. Inspection determined release was caused by microbiological corrosion. |
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