HL incident on 2019-08-20 — TX

Operator
Enterprise Products Operating Llc
Cause
Miscellaneous Root Causes
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)
$185,000
Incident datetime
2019-08-20 19:11
Report number
Location
TX
Narrative
On 08/20/2019 at 19:06 cst a third party notified pipeline control of a line strike near mp 21. The pipeline was isolated and the area was secured by an enterprise employee. After investigation it was discovered that a farmer, while plowing in an agriculture field, struck the buried 6 inch pipeline. The pipeline was repaired and placed back into service on 09/04/19. A depth of cover survey was performed upstream and downstream of the line strike to ensure adequate coverage over the pipeline existed. There was no one-call for this activity. Normal agriculture activities are exempt from the required one-call under kansas damage prevention law. Initial call to nrc was made on 08/20/2019 at 20:27 cst (nrc#1255842). The call was made based on repair cost estimates exceeding $50,000. 48hr update call to nrc was made on 08/22/2019 at 14:26 cst (nrc#1256070). The update provided a product release quantity of 2,400 barrels.
Detailed record list
Report Received Date
2019-09-18 00:00:00
Iyear
2019
Report Number
20190292
Supplemental Number
33195
Report Type
Supplemental Final
Operator Id
Name
Enterprise Products Operating Llc
Operator Street Address
1100 Louisiana Street
Operator City Name
Houston
Operator State Abbreviation
TX
Operator Postal Code
77002
Local Datetime
2019-08-20 19:06:00
Location Latitude
Location Longitude
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
2601
Intentional Release Bbls
0
Recovered Bbls
0
Fatality Ind
No
Fatal
0
Injury Ind
No
Injure
0
Accident Identifier
Notification From Third Party That Caused The Accident
Incident Identified Datetime
2019-08-20 19:11:00
System Part Involved
Onshore Pipeline, Including Valve Sites
On Off Shore
Onshore
Shutdown Due Accident Ind
Yes
Shutdown Datetime
2019-08-20 19:11:00
Restart Datetime
2019-09-04 11:05:00
On Site Datetime
2019-08-20 20:46:00
Nrc Rpt Datetime
2019-08-20 20:27:00
Nrc Rpt Num
Ignite Ind
No
Explode Ind
No
Upstream Valve Type Ind
Remotely Controlled
Downstream Valve Type Ind
Remotely Controlled
Num Pub Evacuated
0
Pipe Fac Name
280
Segment Name
503
Onshore State Abbreviation
Ks
Onshore Postal Code
67901
Onshore City Name
Liberal
Onshore County Name
Seward
Designated Location
Milepost/valve Station
Designated Name
Mp 21
Federal
No
Location Type
Pipeline Right-Of-Way
Incident Area Type
Underground
Incident Area Subtype
Exposed Due To Excavation
Depth Of Cover
12
Crossing
No
Pipe Facility Type
Interstate
Item Involved
Pipe
Pipe Type
Pipe Body
Pipe Diameter
6
Pipe Wall Thickness
0.156
Pipe Smys
42000
Pipe Specification
Api-5l
Pipe Seam Type
Erw - High Frequency
Pipe Manufacturer
Tex-Tube Steel
Pipe Coating Type
Coal Tar
Installation Year
1966
Manufactured Year
Unknown
Material Involved
Carbon Steel
Release Type
Rupture
Rupture Orient
Other
Rupture Details
The Line Ruptured Due To A Puncture During Plowing Activity.
Rupture Width
24
Rupture Length
11
Wildlife Impact Ind
No
Soil Contamination
Yes
Long Term Assessment
No
Remediation Ind
Yes
Soil Remed Ind
Yes
Water Contam Ind
No
Could Be Hca
No
Commodity Reached Hca
No
Est Cost Oper Paid
500
Est Cost Gas Released
52000
Est Cost Prop Damage
185000
Est Cost Emergency
20000
Est Cost Environmental
150000
Est Cost Other
0
Prpty
407500
Accident Psig
540
Mop Psig
1300
Accident Pressure
Pressure Did Not Exceed Mop
Pressure Restriction Ind
No
Length Segment Isolated
73920
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
Yes
Scada Conf Ind
Yes
Cpm In Place Ind
Yes
Cpm Operating Ind
Yes
Cpm Functional Ind
Yes
Cpm Detection Ind
Yes
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)
Investigation Status Details
Controller nor control room were a contributing factor.
Employee Drug Test Ind
No
Contractor Drug Test Ind
No
Cause
Excavation Damage
Cause Details
Excavation Damage By Third Party
Ex Party Type
Excavation Damage By Third Party
Prior Notification Ind
No
Notify Cga Dirt
No
Private Row Ind
Yes
Private Subtype
Private Landowner
Excavator Type
Farmer
Excavator Equipment
Grader/scraper
Work Performed
Agriculture
One Call Notified Ind
No
Service Interruption
No
Root Cause Category
Miscellaneous Root Causes
Root Cause Type
Root Cause Not Listed (Comment Required)
Root Cause Type Other
No One-Call Since Normal Agriculture Activities Are Exempt Under Ks Law
Preparer Name
H*** D***
Preparer Title
Sr. Pipeline Compliance Engineer
Preparer Email
H****@e****.com
Preparer Telephone
713-381-4277
Prepared Date
2020-01-16 00:00:00
Authorizer Name
H*** D***
Authorizer Telephone
713-381-4277
Authorizer Title
Sr. Pipeline Compliance Engineer
Authorizer Email
H****@e****.com
Narrative
On 08/20/2019 at 19:06 cst a third party notified pipeline control of a line strike near mp 21. The pipeline was isolated and the area was secured by an enterprise employee. After investigation it was discovered that a farmer, while plowing in an agriculture field, struck the buried 6 inch pipeline. The pipeline was repaired and placed back into service on 09/04/19. A depth of cover survey was performed upstream and downstream of the line strike to ensure adequate coverage over the pipeline existed. There was no one-call for this activity. Normal agriculture activities are exempt from the required one-call under kansas damage prevention law. Initial call to nrc was made on 08/20/2019 at 20:27 cst (nrc#1255842). The call was made based on repair cost estimates exceeding $50,000. 48hr update call to nrc was made on 08/22/2019 at 14:26 cst (nrc#1256070). The update provided a product release quantity of 2,400 barrels.
Report Received Date 2019-09-18 00:00:00
Iyear 2019
Report Number 20190292
Supplemental Number 33195
Report Type Supplemental Final
Operator Id 31618 PHMSA Enforcement
Name Enterprise Products Operating Llc
Operator Street Address 1100 Louisiana Street
Operator City Name Houston
Operator State Abbreviation TX
Operator Postal Code 77002
Local Datetime 2019-08-20 19:06:00
Location Latitude 37.03878 Google Maps OpenStreetMap
Location Longitude -100.69665 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 2601
Intentional Release Bbls 0
Recovered Bbls 0
Fatality Ind No
Fatal 0
Injury Ind No
Injure 0
Accident Identifier Notification From Third Party That Caused The Accident
Incident Identified Datetime 2019-08-20 19:11:00
System Part Involved Onshore Pipeline, Including Valve Sites
On Off Shore Onshore
Shutdown Due Accident Ind Yes
Shutdown Datetime 2019-08-20 19:11:00
Restart Datetime 2019-09-04 11:05:00
On Site Datetime 2019-08-20 20:46:00
Nrc Rpt Datetime 2019-08-20 20:27:00
Nrc Rpt Num 1255842 NRC Report How to search
Ignite Ind No
Explode Ind No
Upstream Valve Type Ind Remotely Controlled
Downstream Valve Type Ind Remotely Controlled
Num Pub Evacuated 0
Pipe Fac Name 280
Segment Name 503
Onshore State Abbreviation Ks
Onshore Postal Code 67901
Onshore City Name Liberal
Onshore County Name Seward
Designated Location Milepost/valve Station
Designated Name Mp 21
Federal No
Location Type Pipeline Right-Of-Way
Incident Area Type Underground
Incident Area Subtype Exposed Due To Excavation
Depth Of Cover 12
Crossing No
Pipe Facility Type Interstate
Item Involved Pipe
Pipe Type Pipe Body
Pipe Diameter 6
Pipe Wall Thickness 0.156
Pipe Smys 42000
Pipe Specification Api-5l
Pipe Seam Type Erw - High Frequency
Pipe Manufacturer Tex-Tube Steel
Pipe Coating Type Coal Tar
Installation Year 1966
Manufactured Year Unknown
Material Involved Carbon Steel
Release Type Rupture
Rupture Orient Other
Rupture Details The Line Ruptured Due To A Puncture During Plowing Activity.
Rupture Width 24
Rupture Length 11
Wildlife Impact Ind No
Soil Contamination Yes
Long Term Assessment No
Remediation Ind Yes
Soil Remed Ind Yes
Water Contam Ind No
Could Be Hca No
Commodity Reached Hca No
Est Cost Oper Paid 500
Est Cost Gas Released 52000
Est Cost Prop Damage 185000
Est Cost Emergency 20000
Est Cost Environmental 150000
Est Cost Other 0
Prpty 407500
Accident Psig 540
Mop Psig 1300
Accident Pressure Pressure Did Not Exceed Mop
Pressure Restriction Ind No
Length Segment Isolated 73920
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 Yes
Scada Conf Ind Yes
Cpm In Place Ind Yes
Cpm Operating Ind Yes
Cpm Functional Ind Yes
Cpm Detection Ind Yes
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)
Investigation Status Details Controller nor control room were a contributing factor.
Employee Drug Test Ind No
Contractor Drug Test Ind No
Cause Excavation Damage
Cause Details Excavation Damage By Third Party
Ex Party Type Excavation Damage By Third Party
Prior Notification Ind No
Notify Cga Dirt No
Private Row Ind Yes
Private Subtype Private Landowner
Excavator Type Farmer
Excavator Equipment Grader/scraper
Work Performed Agriculture
One Call Notified Ind No
Service Interruption No
Root Cause Category Miscellaneous Root Causes
Root Cause Type Root Cause Not Listed (Comment Required)
Root Cause Type Other No One-Call Since Normal Agriculture Activities Are Exempt Under Ks Law
Preparer Name H*** D***
Preparer Title Sr. Pipeline Compliance Engineer
Preparer Email H****@e****.com
Preparer Telephone 713-381-4277
Prepared Date 2020-01-16 00:00:00
Authorizer Name H*** D***
Authorizer Telephone 713-381-4277
Authorizer Title Sr. Pipeline Compliance Engineer
Authorizer Email H****@e****.com
Narrative On 08/20/2019 at 19:06 cst a third party notified pipeline control of a line strike near mp 21. The pipeline was isolated and the area was secured by an enterprise employee. After investigation it was discovered that a farmer, while plowing in an agriculture field, struck the buried 6 inch pipeline. The pipeline was repaired and placed back into service on 09/04/19. A depth of cover survey was performed upstream and downstream of the line strike to ensure adequate coverage over the pipeline existed. There was no one-call for this activity. Normal agriculture activities are exempt from the required one-call under kansas damage prevention law. Initial call to nrc was made on 08/20/2019 at 20:27 cst (nrc#1255842). The call was made based on repair cost estimates exceeding $50,000. 48hr update call to nrc was made on 08/22/2019 at 14:26 cst (nrc#1256070). The update provided a product release quantity of 2,400 barrels.

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