Incident details
Operator, cause, commodity and consequences with raw source fields.
HL incident on 2010-12-01 — OK
Operator
Oneok Ngl Pipeline Lp
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)
$55,000
Incident datetime
2010-12-01 16:00
Report number
Location
OK
Narrative
Gasket between flange failed allowing product to release.
Detailed record list
Report Received Date
2010-12-02 00:00:00
Iyear
2010
Report Number
20100271
Supplemental Number
16319
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
2010-12-01 16:00:00
Location Latitude
29.85635
Location Longitude
-94.90781
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
83
Intentional Release Bbls
579
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
2010-12-01 16:00:00
System Part Involved
Onshore Pipeline, Including Valve Sites
On Off Shore
Onshore
Shutdown Due Accident Ind
Yes
Shutdown Datetime
2010-12-01 16:01:00
Restart Datetime
2010-12-02 13:30:00
On Site Datetime
2010-12-01 16:00:00
Nrc Rpt Datetime
2010-12-01 16:41:00
Nrc Rpt Num
961167
Ignite Ind
No
Explode Ind
No
Upstream Valve Type Ind
Manual
Downstream Valve Type Ind
Remotely Controlled
Num Pub Evacuated
0
Pipe Fac Name
10484/mb1 Arbuckle Delivery
Segment Name
Mb1 Arbuckle Delivery Site 351
Onshore State Abbreviation
Tx
Onshore Postal Code
77580
Onshore City Name
Mont Belvieu
Onshore County Name
Chambers
Designated Location
Milepost/valve 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
Interstate
Item Involved
Other
Item Involved Details
Gasket
Installation Year
2010
Material Involved
Material Other Than Carbon Steel
Material Details
Spiral Wound Gasket
Release Type
Other
Release Type Details
Gasket Failure
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
High Pop Ind
Yes
High Pop Yes No
Yes
Est Cost Oper Paid
0
Est Cost Gas Released
30862
Est Cost Prop Damage
55000
Est Cost Emergency
25000
Est Cost Environmental
0
Est Cost Other
18000
Est Cost Other Details
Flare Rental
Prpty
128862
Accident Psig
600
Mop Psig
1440
Accident Pressure
Pressure Did Not Exceed Mop
Pressure Restriction Ind
No
Length Segment Isolated
2838
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
Pipeline was in normal operations at time of incident. Operators field personnel identified leak at flange when it occurred.
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
Gasket
Eq Additional Other Ind
Yes
Eq Additional Other Details
Gasket Failure
Preparer Name
N*** J****
Preparer Title
Dot Compliance Coordinator
Preparer Email
N*********@o****.com
Preparer Telephone
580-395-6304
Preparer Fax
580-395-2933
Prepared Date
2012-01-10 00:00:00
Authorizer Name
N*** J****
Authorizer Telephone
580-395-6304
Authorizer Title
Dot Compliance Coordinator
Authorizer Email
N*********@o****.com
Narrative
Gasket between flange failed allowing product to release.
| Report Received Date | 2010-12-02 00:00:00 |
|---|---|
| Iyear | 2010 |
| Report Number | 20100271 |
| Supplemental Number | 16319 |
| 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 | 2010-12-01 16:00:00 |
| Location Latitude | 29.85635 Google Maps OpenStreetMap |
| Location Longitude | -94.90781 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 | 83 |
| Intentional Release Bbls | 579 |
| 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 | 2010-12-01 16:00:00 |
| System Part Involved | Onshore Pipeline, Including Valve Sites |
| On Off Shore | Onshore |
| Shutdown Due Accident Ind | Yes |
| Shutdown Datetime | 2010-12-01 16:01:00 |
| Restart Datetime | 2010-12-02 13:30:00 |
| On Site Datetime | 2010-12-01 16:00:00 |
| Nrc Rpt Datetime | 2010-12-01 16:41:00 |
| Nrc Rpt Num | 961167 NRC Report How to search |
| Ignite Ind | No |
| Explode Ind | No |
| Upstream Valve Type Ind | Manual |
| Downstream Valve Type Ind | Remotely Controlled |
| Num Pub Evacuated | 0 |
| Pipe Fac Name | 10484/mb1 Arbuckle Delivery |
| Segment Name | Mb1 Arbuckle Delivery Site 351 |
| Onshore State Abbreviation | Tx |
| Onshore Postal Code | 77580 |
| Onshore City Name | Mont Belvieu |
| Onshore County Name | Chambers |
| Designated Location | Milepost/valve 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 | Interstate |
| Item Involved | Other |
| Item Involved Details | Gasket |
| Installation Year | 2010 |
| Material Involved | Material Other Than Carbon Steel |
| Material Details | Spiral Wound Gasket |
| Release Type | Other |
| Release Type Details | Gasket Failure |
| 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 |
| High Pop Ind | Yes |
| High Pop Yes No | Yes |
| Est Cost Oper Paid | 0 |
| Est Cost Gas Released | 30862 |
| Est Cost Prop Damage | 55000 |
| Est Cost Emergency | 25000 |
| Est Cost Environmental | 0 |
| Est Cost Other | 18000 |
| Est Cost Other Details | Flare Rental |
| Prpty | 128862 |
| Accident Psig | 600 |
| Mop Psig | 1440 |
| Accident Pressure | Pressure Did Not Exceed Mop |
| Pressure Restriction Ind | No |
| Length Segment Isolated | 2838 |
| 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 | Pipeline was in normal operations at time of incident. Operators field personnel identified leak at flange when it occurred. |
| 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 | Gasket |
| Eq Additional Other Ind | Yes |
| Eq Additional Other Details | Gasket Failure |
| Preparer Name | N*** J**** |
| Preparer Title | Dot Compliance Coordinator |
| Preparer Email | N*********@o****.com |
| Preparer Telephone | 580-395-6304 |
| Preparer Fax | 580-395-2933 |
| Prepared Date | 2012-01-10 00:00:00 |
| Authorizer Name | N*** J**** |
| Authorizer Telephone | 580-395-6304 |
| Authorizer Title | Dot Compliance Coordinator |
| Authorizer Email | N*********@o****.com |
| Narrative | Gasket between flange failed allowing product to release. |
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