HL incident on 2016-07-29 — TX

Operator
Enterprise Products Operating 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)
$1,500
Incident datetime
2016-07-29 23:17
Report number
Location
TX
Narrative
On 7/29/2016 at 23:17, a seal failure on a mainline pump at bryan station triggered the seal fail and haz gas alarms in the control room. The suction and discharge valves on the unit were immediately closed to isolate the station. Field operations blew down the suction and discharge piping in the early morning of 7/30 and replaced the seal on 7/31. The pump resumed normal operations on 7/31 at 16:30.
Detailed record list
Report Received Date
2016-08-05 00:00:00
Iyear
2016
Report Number
20160243
Supplemental Number
21573
Report Type
Original 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
2016-07-29 23:17:00
Location Latitude
Location Longitude
Commodity Released Type
Hvl Or Other Flammable Or Toxic Fluid Which Is A Gas At Ambient Conditions
Commodity Subtype
Other Hvl
Commodity Details
Y-Grade
Unintentional Release Bbls
5.9
Intentional Release Bbls
0.5
Recovered Bbls
0
Fatality Ind
No
Fatal
0
Injury Ind
No
Injure
0
Accident Identifier
Cpm Leak Detection System Or Scada-Based Information (Such As Alarm(S), Alert(S), Event(S), And/or Volume Calculations)
Incident Identified Datetime
2016-07-29 23:17:00
System Part Involved
Onshore Pump/meter Station Equipment And Piping
On Off Shore
Onshore
Shutdown Due Accident Ind
Yes
Shutdown Datetime
2016-07-29 23:17:00
Restart Datetime
2016-07-30 02:00:00
On Site Datetime
2016-07-30 00:30:00
Nrc Rpt Num
Nrc Notification Not Required
Ignite Ind
No
Explode Ind
No
Num Pub Evacuated
0
Pipe Fac Name
Bryan Station
Segment Name
119
Onshore State Abbreviation
Tx
Onshore Postal Code
77830
Onshore City Name
College Station
Onshore County Name
Grimes
Designated Location
Milepost/valve Station
Designated Name
Mp 422.97
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
Pump
Installation Year
2001
Material Involved
Material Other Than Carbon Steel
Material Details
Viton
Release Type
Leak
Leak Type
Seal Or Packing
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
700
Est Cost Prop Damage
1500
Est Cost Emergency
0
Est Cost Environmental
0
Est Cost Other
0
Prpty
2200
Accident Psig
1104
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
Yes
Scada Conf Ind
Yes
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
The controller's actions did not contribute to the release.
Employee Drug Test Ind
No
Contractor Drug Test Ind
No
Cause
Equipment Failure
Cause Details
Pump Or Pump-Related Equipment
Eq Failure Type
Pump Or Pump-Related Equipment
Other Pump Ind
Seal/packing Failure
Eq Additional Other Ind
Yes
Eq Additional Other Details
Wear And Tear
Preparer Name
R** L**
Preparer Title
Pipeline Compliance Engineer
Preparer Email
R***@e****.com
Preparer Telephone
713-381-6741
Prepared Date
2016-08-05 00:00:00
Authorizer Name
R** L**
Authorizer Telephone
713-381-6741
Authorizer Title
Pipeline Compliance Engineer
Authorizer Email
R***@e****.com
Narrative
On 7/29/2016 at 23:17, a seal failure on a mainline pump at bryan station triggered the seal fail and haz gas alarms in the control room. The suction and discharge valves on the unit were immediately closed to isolate the station. Field operations blew down the suction and discharge piping in the early morning of 7/30 and replaced the seal on 7/31. The pump resumed normal operations on 7/31 at 16:30.
Report Received Date 2016-08-05 00:00:00
Iyear 2016
Report Number 20160243
Supplemental Number 21573
Report Type Original 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 2016-07-29 23:17:00
Location Latitude 30.592658 Google Maps OpenStreetMap
Location Longitude -96.100507 Google Maps OpenStreetMap
Commodity Released Type Hvl Or Other Flammable Or Toxic Fluid Which Is A Gas At Ambient Conditions
Commodity Subtype Other Hvl
Commodity Details Y-Grade
Unintentional Release Bbls 5.9
Intentional Release Bbls 0.5
Recovered Bbls 0
Fatality Ind No
Fatal 0
Injury Ind No
Injure 0
Accident Identifier Cpm Leak Detection System Or Scada-Based Information (Such As Alarm(S), Alert(S), Event(S), And/or Volume Calculations)
Incident Identified Datetime 2016-07-29 23:17:00
System Part Involved Onshore Pump/meter Station Equipment And Piping
On Off Shore Onshore
Shutdown Due Accident Ind Yes
Shutdown Datetime 2016-07-29 23:17:00
Restart Datetime 2016-07-30 02:00:00
On Site Datetime 2016-07-30 00:30:00
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 Bryan Station
Segment Name 119
Onshore State Abbreviation Tx
Onshore Postal Code 77830
Onshore City Name College Station
Onshore County Name Grimes
Designated Location Milepost/valve Station
Designated Name Mp 422.97
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 Pump
Installation Year 2001
Material Involved Material Other Than Carbon Steel
Material Details Viton
Release Type Leak
Leak Type Seal Or Packing
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 700
Est Cost Prop Damage 1500
Est Cost Emergency 0
Est Cost Environmental 0
Est Cost Other 0
Prpty 2200
Accident Psig 1104
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 Yes
Scada Conf Ind Yes
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 The controller's actions did not contribute to the release.
Employee Drug Test Ind No
Contractor Drug Test Ind No
Cause Equipment Failure
Cause Details Pump Or Pump-Related Equipment
Eq Failure Type Pump Or Pump-Related Equipment
Other Pump Ind Seal/packing Failure
Eq Additional Other Ind Yes
Eq Additional Other Details Wear And Tear
Preparer Name R** L**
Preparer Title Pipeline Compliance Engineer
Preparer Email R***@e****.com
Preparer Telephone 713-381-6741
Prepared Date 2016-08-05 00:00:00
Authorizer Name R** L**
Authorizer Telephone 713-381-6741
Authorizer Title Pipeline Compliance Engineer
Authorizer Email R***@e****.com
Narrative On 7/29/2016 at 23:17, a seal failure on a mainline pump at bryan station triggered the seal fail and haz gas alarms in the control room. The suction and discharge valves on the unit were immediately closed to isolate the station. Field operations blew down the suction and discharge piping in the early morning of 7/30 and replaced the seal on 7/31. The pump resumed normal operations on 7/31 at 16:30.

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