Incident details
Operator, cause, commodity and consequences with raw source fields.
HL incident on 2023-09-27 — GA
Operator
Colonial Pipeline Co
Cause
Equipment Failure
Commodity
Refined And/or Petroleum Product (Non-Hvl) Which Is A Liquid At Ambient Conditions
Program
HL
Damage and Injuries
0 fatalities
0 injuries
Property damage (nominal)
$160,000
Incident datetime
2023-09-27 00:00 UTC
Report number
Location
GA
Narrative
On august 28, 2023, a colonial employee was conduction a routine station check at oxford station in oxford, alabama. The employee observed product on the ground coming from line 02 unit 3 check valve. The outboard side of the valve was confirmed to be the source of the release. The repairs were completed on 08/29/2023 and the facility was returned to normal operations. The cause of the release is still under investigation. Update: an accident investigation determined the failure of the set screw and spring caused shaft misalignment and packing failure.
Detailed record list
Report Received Date
2023-09-27 00:00:00
Iyear
2023
Report Number
20230230
Supplemental Number
38838
Report Type
Supplemental Final
Operator Id
2552
Name
Colonial Pipeline Co
Operator Street Address
1000 Lake St.
Operator City Name
Alpharetta
Operator State Abbreviation
GA
Operator Postal Code
30009
Time Zone
Central
Daylight Savings Ind
Yes
Location Latitude
33.598542
Location Longitude
-85.825559
Commodity Released Type
Refined And/or Petroleum Product (Non-Hvl) Which Is A Liquid At Ambient Conditions
Commodity Subtype
Diesel, Fuel Oil, Kerosene, Jet Fuel
Unintentional Release Bbls
15.3
Recovered Bbls
11.8
Fatality Ind
No
Fatal
0
Injury Ind
No
Injure
0
Accident Identifier
Local Operating Personnel, Including Contractors
Operator Type
Operator Employee
System Part Involved
Onshore Pump/meter Station Equipment And Piping
On Off Shore
Onshore
Status When Identified
Normal Operation, Includes Pauses Between Batches And During Maintenance
Shutdown Due Accident Ind
Yes
Communication State Fed Ind
No
Nrc Rpt Num
1377463
Additional Nrc Report Numbers
1377512 1377656
Ignite Ind
No
Notify Qualified Indiv Ind
No
Oil Spill Removal Org Ind
No
Num Pub Evacuated
0
Pipe Fac Name
Oxford Station
Segment Name
Line 02 Check Valve
Onshore State Abbreviation
Al
Onshore Postal Code
36203
Onshore City Name
Oxford
Onshore County Name
Calhoun
Designated Location
Survey Station No.
Designated Name
8803+33
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
Valve
Valve Type
Auxiliary Or Other Valve
Installation Year
1978
Manufactured Year
1978
Material Involved
Carbon Steel
Release Type
Leak
Leak Type
Seal Or Packing
Wildlife Impact Ind
No
Soil Contamination
Yes
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
1965
Est Cost Prop Damage
160000
Est Cost Emergency
85000
Est Cost Environmental
0
Est Cost Other
0
Prpty
246965
Num Persons Hosp Not Ovnght
0
Num Injured Treated By Emt
0
Num Resident Building Affctd
0
Num Business Building Affctd
0
Accident Psig
300
Mop Psig
960
Mop Cfr Section
Internal Design Pressure �195.406(A)(1)
Maop Established Date
1978-09-05 00:00:00
Maop Reversal Flow Ind
No
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
Controller(s) or control room issues were not the cause of or a contributing factor to the accident.
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
Seal (Not Pump Seal) Or Packing
Ief Addl Misalignment Ind
Yes
Eq Additional Other Ind
Yes
Eq Additional Other Details
Set Screw And Spring Failure Caused Shaft Misalignment.
Preparer Name
D***** L******
Preparer Email
D*******@c******.com
Preparer Telephone
4438211456
Prepared Date
2023-11-20 00:00:00
Authorizer Name
Q****** F******
Authorizer Telephone
7706879672
Authorizer Email
Q*******@c******.com
Narrative
On august 28, 2023, a colonial employee was conduction a routine station check at oxford station in oxford, alabama. The employee observed product on the ground coming from line 02 unit 3 check valve. The outboard side of the valve was confirmed to be the source of the release. The repairs were completed on 08/29/2023 and the facility was returned to normal operations. The cause of the release is still under investigation. Update: an accident investigation determined the failure of the set screw and spring caused shaft misalignment and packing failure.
Report Received Date | 2023-09-27 00:00:00 |
---|---|
Iyear | 2023 |
Report Number | 20230230 |
Supplemental Number | 38838 |
Report Type | Supplemental Final |
Operator Id | 2552 PHMSA Enforcement |
Name | Colonial Pipeline Co |
Operator Street Address | 1000 Lake St. |
Operator City Name | Alpharetta |
Operator State Abbreviation | GA |
Operator Postal Code | 30009 |
Time Zone | Central |
Daylight Savings Ind | Yes |
Location Latitude | 33.598542 Google Maps OpenStreetMap |
Location Longitude | -85.825559 Google Maps OpenStreetMap |
Commodity Released Type | Refined And/or Petroleum Product (Non-Hvl) Which Is A Liquid At Ambient Conditions |
Commodity Subtype | Diesel, Fuel Oil, Kerosene, Jet Fuel |
Unintentional Release Bbls | 15.3 |
Recovered Bbls | 11.8 |
Fatality Ind | No |
Fatal | 0 |
Injury Ind | No |
Injure | 0 |
Accident Identifier | Local Operating Personnel, Including Contractors |
Operator Type | Operator Employee |
System Part Involved | Onshore Pump/meter Station Equipment And Piping |
On Off Shore | Onshore |
Status When Identified | Normal Operation, Includes Pauses Between Batches And During Maintenance |
Shutdown Due Accident Ind | Yes |
Communication State Fed Ind | No |
Nrc Rpt Num | 1377463 NRC Report How to search |
Additional Nrc Report Numbers | 1377512 1377656 |
Ignite Ind | No |
Notify Qualified Indiv Ind | No |
Oil Spill Removal Org Ind | No |
Num Pub Evacuated | 0 |
Pipe Fac Name | Oxford Station |
Segment Name | Line 02 Check Valve |
Onshore State Abbreviation | Al |
Onshore Postal Code | 36203 |
Onshore City Name | Oxford |
Onshore County Name | Calhoun |
Designated Location | Survey Station No. |
Designated Name | 8803+33 |
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 | Valve |
Valve Type | Auxiliary Or Other Valve |
Installation Year | 1978 |
Manufactured Year | 1978 |
Material Involved | Carbon Steel |
Release Type | Leak |
Leak Type | Seal Or Packing |
Wildlife Impact Ind | No |
Soil Contamination | Yes |
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 | 1965 |
Est Cost Prop Damage | 160000 |
Est Cost Emergency | 85000 |
Est Cost Environmental | 0 |
Est Cost Other | 0 |
Prpty | 246965 |
Num Persons Hosp Not Ovnght | 0 |
Num Injured Treated By Emt | 0 |
Num Resident Building Affctd | 0 |
Num Business Building Affctd | 0 |
Accident Psig | 300 |
Mop Psig | 960 |
Mop Cfr Section | Internal Design Pressure �195.406(A)(1) View CFR 49 §192 |
Maop Established Date | 1978-09-05 00:00:00 |
Maop Reversal Flow Ind | No |
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 | Controller(s) or control room issues were not the cause of or a contributing factor to the accident. |
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 | Seal (Not Pump Seal) Or Packing |
Ief Addl Misalignment Ind | Yes |
Eq Additional Other Ind | Yes |
Eq Additional Other Details | Set Screw And Spring Failure Caused Shaft Misalignment. |
Preparer Name | D***** L****** |
Preparer Email | D*******@c******.com |
Preparer Telephone | 4438211456 |
Prepared Date | 2023-11-20 00:00:00 |
Authorizer Name | Q****** F****** |
Authorizer Telephone | 7706879672 |
Authorizer Email | Q*******@c******.com |
Narrative | On august 28, 2023, a colonial employee was conduction a routine station check at oxford station in oxford, alabama. The employee observed product on the ground coming from line 02 unit 3 check valve. The outboard side of the valve was confirmed to be the source of the release. The repairs were completed on 08/29/2023 and the facility was returned to normal operations. The cause of the release is still under investigation. Update: an accident investigation determined the failure of the set screw and spring caused shaft misalignment and packing failure. |
External Resources
PHMSA pipeline safety insights.
Product
Features
Company
All rights reserved. Copyright © by ClearPHMSA