GTG incident on 2015-11-16 — KY

Operator
Southern Star Central Gas Pipeline, Inc
Cause
Other Outside Force Damage
Commodity
Natural Gas
Program
GTG
Damage and Injuries
0 fatalities 0 injuries
Property damage (nominal)
$369,000
Incident datetime
2015-11-16 01:51
Report number
Location
KY
Narrative
On 11/16/2015 at 01:50 am the communications tower at the ssc compressor station in welda, ks fell and struck a 1" weld-o-let that was feeding a measurement transmitter line. The strike caused a release of natural gas and a loss of communications to ssc gas control at approximately 01:52 am. Ssc gas control notified on-call operations at 1:53 am and on-call communications personnel at 1:58 am. At 02:25 on-call communications confirmed gas control of a loss of power at the welda station communications tower. On-call operations arrived onsite at 02:36 am. Operations confirmed there was a 1" line that had been damaged from the fall of the communication tower causing a release of gas. The line was blown down at on 11/16/2015 at 12:20 pm to make repairs to the 1" weld-o-let that had been damaged.
Detailed record list
Report Received Date
2015-12-07 00:00:00
Iyear
2015
Report Number
20150144
Supplemental Number
17039
Report Type
Supplemental Final
Operator Id
Name
Southern Star Central Gas Pipeline, Inc
Operator Street Address
4700 Highway 56; Box 20010
Operator City Name
Owensboro
Operator State Abbreviation
KY
Operator Postal Code
42301
Local Datetime
2015-11-16 01:50:00
Location Latitude
Location Longitude
Nrc Rpt Num
Nrc Rpt Datetime
2015-11-16 15:36:00
Commodity Released Type
Natural Gas
Unintentional Release
1790
Intentional Release
4100
Accompanying Liquid
0
Fatality Ind
No
Fatal
0
Injury Ind
No
Injure
0
Shutdown Due Accident Ind
Yes
Shutdown Datetime
2015-11-16 12:20:00
Restart Datetime
2015-11-16 16:00:00
Ignite Ind
No
Explode Ind
No
Num Pub Evacuated
0
Incident Identified Datetime
2015-11-16 01:51:00
On Site Datetime
2015-11-16 02:36:00
On Off Shore
Onshore
Onshore State Abbreviation
Ks
Onshore Postal Code
66091
Onshore City Name
Welda
Onshore County Name
Anderson
Designated Location
Survey Station No.
Designated Name
110/0+75
Pipe Fac Name
Line Dp Tie-Over
Segment Name
Welda-Ottawa 30" Loop Tie-Over
Federal
No
Location Type
Operator-Controlled Property
Incident Area Type
Aboveground
Incident Area Subtype
Typical Aboveground Facility Piping Or Appurtenance
Crossing
No
Pipe Facility Type
Interstate
System Part Involved
Onshore Compressor Station Equipment And Piping
Item Involved
Instrumentation
Installation Year
Unknown
Material Involved
Carbon Steel
Release Type
Leak
Leak Type
Connection Failure
Class Location Type
Class 1 Location
Could Be Hca
No
Pir Radius
365
Heat Damage Ind
No
Non Heat Damage Ind
No
Hca Fatalities Ind
No
Est Cost Oper Paid
0
Est Cost Unintentional Release
3347
Est Cost Intentional Release
7667
Est Cost Prop Damage
369000
Est Cost Emergency
5000
Est Cost Other
0
Prpty
385014
Accident Psig
620
Mop Psig
701
Mop Cfr Section
Accident Pressure
Pressure Did Not Exceed Maop
Pressure Restriction Ind
No
Pipeline Function
Transmission System
Scada In Place Ind
Yes
Scada Operating Ind
Yes
Scada Functional Ind
Yes
Scada Detection Ind
Yes
Scada Conf Ind
No
Accident Identifier
Scada-Based Information (Such As Alarm(S), Alert(S), Event(S), And/or Volume Or Pack Calculations)
Investigation Status
Yes, specify investigation result(s): (select all that apply)
Invest No Control Room Ind
Yes
Invest No Controller Ind
Yes
Employee Drug Test Ind
No
Contractor Drug Test Ind
No
Cause
Other Outside Force Damage
Cause Details
Other Outside Force Damage
Outside Force Type
Other Outside Force Damage
Osf Other Details
Communication Tower On Compressor Station Site Fell. While Failing It Struck A 1" Weld-O-Let For A Meter Building Transmitter Line Causing A Gas Loss At The Weld-O-Let Threads.
Preparer Name
D**** C*****
Preparer Title
Pipeline Compliance Engineer
Preparer Email
D***********@s****.com
Preparer Telephone
270-852-4391
Authorizer Name
D**** S*******
Authorizer Title
Pipeline Compliance Manager
Authorizer Telephone
270-852-4424
Authorizer Email
D***************@s****.com
Narrative
On 11/16/2015 at 01:50 am the communications tower at the ssc compressor station in welda, ks fell and struck a 1" weld-o-let that was feeding a measurement transmitter line. The strike caused a release of natural gas and a loss of communications to ssc gas control at approximately 01:52 am. Ssc gas control notified on-call operations at 1:53 am and on-call communications personnel at 1:58 am. At 02:25 on-call communications confirmed gas control of a loss of power at the welda station communications tower. On-call operations arrived onsite at 02:36 am. Operations confirmed there was a 1" line that had been damaged from the fall of the communication tower causing a release of gas. The line was blown down at on 11/16/2015 at 12:20 pm to make repairs to the 1" weld-o-let that had been damaged.
Report Received Date 2015-12-07 00:00:00
Iyear 2015
Report Number 20150144
Supplemental Number 17039
Report Type Supplemental Final
Operator Id 31711 PHMSA Enforcement
Name Southern Star Central Gas Pipeline, Inc
Operator Street Address 4700 Highway 56; Box 20010
Operator City Name Owensboro
Operator State Abbreviation KY
Operator Postal Code 42301
Local Datetime 2015-11-16 01:50:00
Location Latitude 38.171596 Google Maps OpenStreetMap
Location Longitude -95.299808 Google Maps OpenStreetMap
Nrc Rpt Num 1133574 NRC Report How to search
Nrc Rpt Datetime 2015-11-16 15:36:00
Commodity Released Type Natural Gas
Unintentional Release 1790
Intentional Release 4100
Accompanying Liquid 0
Fatality Ind No
Fatal 0
Injury Ind No
Injure 0
Shutdown Due Accident Ind Yes
Shutdown Datetime 2015-11-16 12:20:00
Restart Datetime 2015-11-16 16:00:00
Ignite Ind No
Explode Ind No
Num Pub Evacuated 0
Incident Identified Datetime 2015-11-16 01:51:00
On Site Datetime 2015-11-16 02:36:00
On Off Shore Onshore
Onshore State Abbreviation Ks
Onshore Postal Code 66091
Onshore City Name Welda
Onshore County Name Anderson
Designated Location Survey Station No.
Designated Name 110/0+75
Pipe Fac Name Line Dp Tie-Over
Segment Name Welda-Ottawa 30" Loop Tie-Over
Federal No
Location Type Operator-Controlled Property
Incident Area Type Aboveground
Incident Area Subtype Typical Aboveground Facility Piping Or Appurtenance
Crossing No
Pipe Facility Type Interstate
System Part Involved Onshore Compressor Station Equipment And Piping
Item Involved Instrumentation
Installation Year Unknown
Material Involved Carbon Steel
Release Type Leak
Leak Type Connection Failure
Class Location Type Class 1 Location
Could Be Hca No
Pir Radius 365
Heat Damage Ind No
Non Heat Damage Ind No
Hca Fatalities Ind No
Est Cost Oper Paid 0
Est Cost Unintentional Release 3347
Est Cost Intentional Release 7667
Est Cost Prop Damage 369000
Est Cost Emergency 5000
Est Cost Other 0
Prpty 385014
Accident Psig 620
Mop Psig 701
Mop Cfr Section 192.619(C) View CFR 49 §192
Accident Pressure Pressure Did Not Exceed Maop
Pressure Restriction Ind No
Pipeline Function Transmission System
Scada In Place Ind Yes
Scada Operating Ind Yes
Scada Functional Ind Yes
Scada Detection Ind Yes
Scada Conf Ind No
Accident Identifier Scada-Based Information (Such As Alarm(S), Alert(S), Event(S), And/or Volume Or Pack Calculations)
Investigation Status Yes, specify investigation result(s): (select all that apply)
Invest No Control Room Ind Yes
Invest No Controller Ind Yes
Employee Drug Test Ind No
Contractor Drug Test Ind No
Cause Other Outside Force Damage
Cause Details Other Outside Force Damage
Outside Force Type Other Outside Force Damage
Osf Other Details Communication Tower On Compressor Station Site Fell. While Failing It Struck A 1" Weld-O-Let For A Meter Building Transmitter Line Causing A Gas Loss At The Weld-O-Let Threads.
Preparer Name D**** C*****
Preparer Title Pipeline Compliance Engineer
Preparer Email D***********@s****.com
Preparer Telephone 270-852-4391
Authorizer Name D**** S*******
Authorizer Title Pipeline Compliance Manager
Authorizer Telephone 270-852-4424
Authorizer Email D***************@s****.com
Narrative On 11/16/2015 at 01:50 am the communications tower at the ssc compressor station in welda, ks fell and struck a 1" weld-o-let that was feeding a measurement transmitter line. The strike caused a release of natural gas and a loss of communications to ssc gas control at approximately 01:52 am. Ssc gas control notified on-call operations at 1:53 am and on-call communications personnel at 1:58 am. At 02:25 on-call communications confirmed gas control of a loss of power at the welda station communications tower. On-call operations arrived onsite at 02:36 am. Operations confirmed there was a 1" line that had been damaged from the fall of the communication tower causing a release of gas. The line was blown down at on 11/16/2015 at 12:20 pm to make repairs to the 1" weld-o-let that had been damaged.

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