Incident details
Operator, cause, commodity and consequences with raw source fields.
HL incident on 2013-08-13 — CO
Operator
Markwest Liberty Midstream & Resources, Llc
Cause
Natural Force Damage
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)
$1,500,000
Incident datetime
2013-08-13 14:15
Report number
Location
CO
Narrative
The 10in ft. Beeler to mobley pipeline was damaged by a land slip which caused a leak. The pipeline was shut-in and the section was isolated by the valves mlv-3 & mlv-4.
Detailed record list
Report Received Date
2013-08-13 00:00:00
Iyear
2013
Report Number
20130276
Supplemental Number
20004
Report Type
Supplemental
Operator Id
32412
Name
Markwest Liberty Midstream & Resources, Llc
Operator Street Address
1515 Arapahoe Street Tower 1, Suite 1600
Operator City Name
Denver
Operator State Abbreviation
CO
Operator Postal Code
80202
Local Datetime
2013-08-13 14:15:00
Location Latitude
39.70808
Location Longitude
-80.56138
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
11405
Intentional Release Bbls
0
Recovered Bbls
0
Fatality Ind
No
Fatal
0
Injury Ind
No
Injure
0
Accident Identifier
Local Operating Personnel, Including Contractors
Operator Type
Contractor Working For The Operator
Incident Identified Datetime
2013-08-13 14:15:00
System Part Involved
Onshore Pipeline, Including Valve Sites
On Off Shore
Onshore
Shutdown Due Accident Ind
Yes
Shutdown Datetime
2013-08-13 14:15:00
Restart Datetime
2013-10-10 12:00:00
On Site Datetime
2013-08-13 14:15:00
Nrc Rpt Datetime
2013-08-13 16:02:00
Nrc Rpt Num
1056999
Ignite Ind
No
Explode Ind
No
Upstream Valve Type Ind
Automatic
Downstream Valve Type Ind
Manual
Num Pub Evacuated
0
Pipe Fac Name
Mobley To Ft. Beeler
Onshore State Abbreviation
Wv
Onshore Postal Code
26581
Onshore City Name
Littleton
Onshore County Name
Wetzel
Designated Location
Milepost/valve Station
Designated Name
Mlv-3 & Mlv-4
Federal
No
Location Type
Pipeline Right-Of-Way
Incident Area Type
Underground
Incident Area Subtype
Under Soil
Depth Of Cover
65
Crossing
No
Pipe Facility Type
Intrastate
Item Involved
Pipe
Pipe Type
Pipe Body
Pipe Diameter
10.75
Pipe Wall Thickness
0.5
Pipe Smys
52000
Pipe Specification
Api
Pipe Seam Type
Erw - High Frequency
Pipe Manufacturer
Tenaris (Domestic)
Pipe Coating Type
Fusion Bonded Epoxy(Fbe)
Installation Year
2012
Manufactured Year
2011
Material Involved
Carbon Steel
Release Type
Leak
Leak Type
Other
Leak Type Other
Land Slip
Wildlife Impact Ind
Yes
Fish Aquatic Impact Ind
Yes
Soil Contamination
Yes
Long Term Assessment
No
Remediation Ind
Yes
Surface Water Remed Ind
Yes
Water Contam Ind
Yes
Surface Contam Ind
Yes
Amount Released
899
Rel Water Name
Rocky Run
Could Be Hca
No
Commodity Reached Hca
No
Est Cost Oper Paid
0
Est Cost Gas Released
517350
Est Cost Prop Damage
1500000
Est Cost Emergency
400000
Est Cost Environmental
2500000
Est Cost Other
0
Prpty
4917350
Accident Psig
950
Mop Psig
2220
Accident Pressure
Pressure Did Not Exceed Mop
Pressure Restriction Ind
No
Length Segment Isolated
39653
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
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
The investigation indicated that the land slip caused the pipeline failure.
Employee Drug Test Ind
No
Contractor Drug Test Ind
No
Cause
Natural Force Damage
Cause Details
Heavy Rains/floods
Natural Force Type
Heavy Rains/floods
Heavy Rains Subtype
Mudslide
Nf Extreme Weather Ind
Yes
Nf Other Ind
Yes
Nf Extreme Weather Details
Unusually Heavy Rain
Preparer Name
M*** C*****
Preparer Title
Senior Pipeline Integrity Engineer
Preparer Email
M******@m*******.com
Preparer Telephone
303.246.6842
Preparer Fax
303.573.4954
Prepared Date
2014-12-19 00:00:00
Authorizer Name
M*** C*****
Authorizer Telephone
303.246.6842
Authorizer Title
Senior Pipeline Integrity Engineer
Authorizer Email
M******@m*******.com
Narrative
The 10in ft. Beeler to mobley pipeline was damaged by a land slip which caused a leak. The pipeline was shut-in and the section was isolated by the valves mlv-3 & mlv-4.
| Report Received Date | 2013-08-13 00:00:00 |
|---|---|
| Iyear | 2013 |
| Report Number | 20130276 |
| Supplemental Number | 20004 |
| Report Type | Supplemental |
| Operator Id | 32412 PHMSA Enforcement |
| Name | Markwest Liberty Midstream & Resources, Llc |
| Operator Street Address | 1515 Arapahoe Street Tower 1, Suite 1600 |
| Operator City Name | Denver |
| Operator State Abbreviation | CO |
| Operator Postal Code | 80202 |
| Local Datetime | 2013-08-13 14:15:00 |
| Location Latitude | 39.70808 Google Maps OpenStreetMap |
| Location Longitude | -80.56138 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 | 11405 |
| Intentional Release Bbls | 0 |
| Recovered Bbls | 0 |
| Fatality Ind | No |
| Fatal | 0 |
| Injury Ind | No |
| Injure | 0 |
| Accident Identifier | Local Operating Personnel, Including Contractors |
| Operator Type | Contractor Working For The Operator |
| Incident Identified Datetime | 2013-08-13 14:15:00 |
| System Part Involved | Onshore Pipeline, Including Valve Sites |
| On Off Shore | Onshore |
| Shutdown Due Accident Ind | Yes |
| Shutdown Datetime | 2013-08-13 14:15:00 |
| Restart Datetime | 2013-10-10 12:00:00 |
| On Site Datetime | 2013-08-13 14:15:00 |
| Nrc Rpt Datetime | 2013-08-13 16:02:00 |
| Nrc Rpt Num | 1056999 NRC Report How to search |
| Ignite Ind | No |
| Explode Ind | No |
| Upstream Valve Type Ind | Automatic |
| Downstream Valve Type Ind | Manual |
| Num Pub Evacuated | 0 |
| Pipe Fac Name | Mobley To Ft. Beeler |
| Onshore State Abbreviation | Wv |
| Onshore Postal Code | 26581 |
| Onshore City Name | Littleton |
| Onshore County Name | Wetzel |
| Designated Location | Milepost/valve Station |
| Designated Name | Mlv-3 & Mlv-4 |
| Federal | No |
| Location Type | Pipeline Right-Of-Way |
| Incident Area Type | Underground |
| Incident Area Subtype | Under Soil |
| Depth Of Cover | 65 |
| Crossing | No |
| Pipe Facility Type | Intrastate |
| Item Involved | Pipe |
| Pipe Type | Pipe Body |
| Pipe Diameter | 10.75 |
| Pipe Wall Thickness | 0.5 |
| Pipe Smys | 52000 |
| Pipe Specification | Api |
| Pipe Seam Type | Erw - High Frequency |
| Pipe Manufacturer | Tenaris (Domestic) |
| Pipe Coating Type | Fusion Bonded Epoxy(Fbe) |
| Installation Year | 2012 |
| Manufactured Year | 2011 |
| Material Involved | Carbon Steel |
| Release Type | Leak |
| Leak Type | Other |
| Leak Type Other | Land Slip |
| Wildlife Impact Ind | Yes |
| Fish Aquatic Impact Ind | Yes |
| Soil Contamination | Yes |
| Long Term Assessment | No |
| Remediation Ind | Yes |
| Surface Water Remed Ind | Yes |
| Water Contam Ind | Yes |
| Surface Contam Ind | Yes |
| Amount Released | 899 |
| Rel Water Name | Rocky Run |
| Could Be Hca | No |
| Commodity Reached Hca | No |
| Est Cost Oper Paid | 0 |
| Est Cost Gas Released | 517350 |
| Est Cost Prop Damage | 1500000 |
| Est Cost Emergency | 400000 |
| Est Cost Environmental | 2500000 |
| Est Cost Other | 0 |
| Prpty | 4917350 |
| Accident Psig | 950 |
| Mop Psig | 2220 |
| Accident Pressure | Pressure Did Not Exceed Mop |
| Pressure Restriction Ind | No |
| Length Segment Isolated | 39653 |
| 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 | 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 | The investigation indicated that the land slip caused the pipeline failure. |
| Employee Drug Test Ind | No |
| Contractor Drug Test Ind | No |
| Cause | Natural Force Damage |
| Cause Details | Heavy Rains/floods |
| Natural Force Type | Heavy Rains/floods |
| Heavy Rains Subtype | Mudslide |
| Nf Extreme Weather Ind | Yes |
| Nf Other Ind | Yes |
| Nf Extreme Weather Details | Unusually Heavy Rain |
| Preparer Name | M*** C***** |
| Preparer Title | Senior Pipeline Integrity Engineer |
| Preparer Email | M******@m*******.com |
| Preparer Telephone | 303.246.6842 |
| Preparer Fax | 303.573.4954 |
| Prepared Date | 2014-12-19 00:00:00 |
| Authorizer Name | M*** C***** |
| Authorizer Telephone | 303.246.6842 |
| Authorizer Title | Senior Pipeline Integrity Engineer |
| Authorizer Email | M******@m*******.com |
| Narrative | The 10in ft. Beeler to mobley pipeline was damaged by a land slip which caused a leak. The pipeline was shut-in and the section was isolated by the valves mlv-3 & mlv-4. |
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