Incident details
Operator, cause, commodity and consequences with raw source fields.
HL incident on 2018-08-10 — 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)
$3,600
Incident datetime
2018-08-10 11:17
Report number
Location
OK
Narrative
At approximately 11:17 on 8/10/2018 the oneok panther creek plant operator notified the local pipeline operator of a leak on the liquids pipeline meter skid. The source of the leak was identified to be the yz sample pump on the meter skid. The sample pump was replaced and the meter skid was returned to service. Upon investigation, it was determined that a possible cause was vibration from the customer's plant pd pumps. The customer evaluated the two pumps and replaced the discharge pulsation stabilizer bladders on both of them. In addition, the customer has setup a preventative maintenance program to evaluate the pulsation stabilizers quarterly. A vibration switch has also been installed on the oneok ngl meter skid as an alarm to notify the oneok ngl pipeline control center.
Detailed record list
Report Received Date
2018-08-31 00:00:00
Iyear
2018
Report Number
20180261
Supplemental Number
30881
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
2018-08-10 11:17:00
Location Latitude
35.54874
Location Longitude
-99.29455
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
3.6
Intentional Release Bbls
0
Recovered Bbls
0
Fatality Ind
No
Fatal
0
Injury Ind
No
Injure
0
Accident Identifier
Other
Accident Details
Injection Plant Operator
Incident Identified Datetime
2018-08-10 11:17:00
System Part Involved
Onshore Pump/meter Station Equipment And Piping
On Off Shore
Onshore
Shutdown Due Accident Ind
Yes
Shutdown Datetime
2018-08-10 11:17:00
Restart Datetime
2018-08-10 11:25:00
On Site Datetime
2018-08-10 11:25:00
Nrc Rpt Num
Nrc Notification Not Required
Ignite Ind
No
Explode Ind
No
Num Pub Evacuated
0
Pipe Fac Name
Oneok Panther Creek Injection
Segment Name
Oneok Panther Creek (Site 294)
Onshore State Abbreviation
Ok
Onshore Postal Code
73625
Onshore City Name
Not Within A Municipality
Onshore County Name
Custer
Designated Location
Survey Station No.
Designated Name
Inject Site
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
Meter/prover
Installation Year
2010
Material Involved
Material Other Than Carbon Steel
Material Details
Stainless Steel
Release Type
Leak
Leak Type
Crack
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
Usa Drinking Ind
Yes
Usa Drinking Yes No
Yes
Est Cost Oper Paid
0
Est Cost Gas Released
108
Est Cost Prop Damage
3600
Est Cost Emergency
70
Est Cost Environmental
0
Est Cost Other
0
Prpty
3778
Accident Psig
852
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
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
No controller actions had taken place prior to the accident.
Employee Drug Test Ind
No
Contractor Drug Test Ind
No
Cause
Equipment Failure
Cause Details
Threaded Connection/coupling Failure
Eq Failure Type
Threaded Connection/coupling Failure
Other Stripped Ind
Threaded Fitting
Additional Vibration Ind
Yes
Preparer Name
N*** J****
Preparer Title
Requlatory Compliance Manager
Preparer Email
N*********@o****.com
Preparer Telephone
580-395-6304
Preparer Fax
580-395-2933
Prepared Date
2018-08-31 00:00:00
Authorizer Name
N*** J****
Authorizer Telephone
580-395-6304
Authorizer Title
Regulatory Compliance Manager
Authorizer Email
N*********@o****.com
Narrative
At approximately 11:17 on 8/10/2018 the oneok panther creek plant operator notified the local pipeline operator of a leak on the liquids pipeline meter skid. The source of the leak was identified to be the yz sample pump on the meter skid. The sample pump was replaced and the meter skid was returned to service. Upon investigation, it was determined that a possible cause was vibration from the customer's plant pd pumps. The customer evaluated the two pumps and replaced the discharge pulsation stabilizer bladders on both of them. In addition, the customer has setup a preventative maintenance program to evaluate the pulsation stabilizers quarterly. A vibration switch has also been installed on the oneok ngl meter skid as an alarm to notify the oneok ngl pipeline control center.
| Report Received Date | 2018-08-31 00:00:00 |
|---|---|
| Iyear | 2018 |
| Report Number | 20180261 |
| Supplemental Number | 30881 |
| 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 | 2018-08-10 11:17:00 |
| Location Latitude | 35.54874 Google Maps OpenStreetMap |
| Location Longitude | -99.29455 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 | 3.6 |
| Intentional Release Bbls | 0 |
| Recovered Bbls | 0 |
| Fatality Ind | No |
| Fatal | 0 |
| Injury Ind | No |
| Injure | 0 |
| Accident Identifier | Other |
| Accident Details | Injection Plant Operator |
| Incident Identified Datetime | 2018-08-10 11:17:00 |
| System Part Involved | Onshore Pump/meter Station Equipment And Piping |
| On Off Shore | Onshore |
| Shutdown Due Accident Ind | Yes |
| Shutdown Datetime | 2018-08-10 11:17:00 |
| Restart Datetime | 2018-08-10 11:25:00 |
| On Site Datetime | 2018-08-10 11:25:00 |
| 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 Panther Creek Injection |
| Segment Name | Oneok Panther Creek (Site 294) |
| Onshore State Abbreviation | Ok |
| Onshore Postal Code | 73625 |
| Onshore City Name | Not Within A Municipality |
| Onshore County Name | Custer |
| Designated Location | Survey Station No. |
| Designated Name | Inject Site |
| 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 | Meter/prover |
| Installation Year | 2010 |
| Material Involved | Material Other Than Carbon Steel |
| Material Details | Stainless Steel |
| Release Type | Leak |
| Leak Type | Crack |
| 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 |
| Usa Drinking Ind | Yes |
| Usa Drinking Yes No | Yes |
| Est Cost Oper Paid | 0 |
| Est Cost Gas Released | 108 |
| Est Cost Prop Damage | 3600 |
| Est Cost Emergency | 70 |
| Est Cost Environmental | 0 |
| Est Cost Other | 0 |
| Prpty | 3778 |
| Accident Psig | 852 |
| 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 | 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 | No controller actions had taken place prior to the accident. |
| Employee Drug Test Ind | No |
| Contractor Drug Test Ind | No |
| Cause | Equipment Failure |
| Cause Details | Threaded Connection/coupling Failure |
| Eq Failure Type | Threaded Connection/coupling Failure |
| Other Stripped Ind | Threaded Fitting |
| Additional Vibration Ind | Yes |
| Preparer Name | N*** J**** |
| Preparer Title | Requlatory Compliance Manager |
| Preparer Email | N*********@o****.com |
| Preparer Telephone | 580-395-6304 |
| Preparer Fax | 580-395-2933 |
| Prepared Date | 2018-08-31 00:00:00 |
| Authorizer Name | N*** J**** |
| Authorizer Telephone | 580-395-6304 |
| Authorizer Title | Regulatory Compliance Manager |
| Authorizer Email | N*********@o****.com |
| Narrative | At approximately 11:17 on 8/10/2018 the oneok panther creek plant operator notified the local pipeline operator of a leak on the liquids pipeline meter skid. The source of the leak was identified to be the yz sample pump on the meter skid. The sample pump was replaced and the meter skid was returned to service. Upon investigation, it was determined that a possible cause was vibration from the customer's plant pd pumps. The customer evaluated the two pumps and replaced the discharge pulsation stabilizer bladders on both of them. In addition, the customer has setup a preventative maintenance program to evaluate the pulsation stabilizers quarterly. A vibration switch has also been installed on the oneok ngl meter skid as an alarm to notify the oneok ngl pipeline control center. |
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