Incident details
Operator, cause, commodity and consequences with raw source fields.
GD incident on 2017-04-25 — MO
Operator
Laclede Gas Co
Cause
Locating Issue
Commodity
Natural Gas
Program
GD
Damage and Injuries
0 fatalities
0 injuries
Property damage (nominal)
$56,612
Incident datetime
2017-04-25 15:41
Report number
Location
MO, ST. LOUIS COUNTY
Narrative
On 4/25/17, a utility contractor struck an 8 inch natural gas distribution main with directional bore. Contractor made a locate request and a portion of the main was marked. However, the damaged main was not completely marked within the full scope of the request. Gas loss was insignificant due to the damage running horizontally with the main creating only a pin hole leak. The release of natural gas did not meet federal reporting requirements of at least $50,000 estimated property damage (leak repair cost) until 5/1/17. The 48 hour follow-up notice nrc number is 1177229.
Detailed record list
Occurred At
2017-04-25 15:41:00
Year
2017
Report Received Date
2017-05-31 00:00:00
Iyear
2017.0
Report Number
20170044.0
Supplemental Number
16581.0
Report Type
Supplemental Final
Operator Id
11032
Name
Laclede Gas Co
Operator Street Address
700 Market Street
Operator City Name
Saint Louis
Operator State Abbreviation
MO
Operator Postal Code
63101
Local Datetime
2017-04-25 15:41:00
Location Street Address
2760 Union Road
Location City Name
Saint Louis
Location County Name
St. Louis County
Location State Abbreviation
MO
Location Postal Code
63125-3939
Location Latitude
38.522463
Location Longitude
-90.319661
Nrc Rpt Datetime
2017-05-01 15:55:00
Nrc Rpt Num
1177165
Commodity Released Type
Natural Gas
Unintentional Release
0.1
Fatality Ind
No
Fatal
0
Injury Ind
No
Injure
0
Ignite Ind
No
Explode Ind
No
Num Pub Evacuated
0.0
Incident Identified Datetime
2017-04-25 15:41:00
On Site Datetime
2017-04-25 16:21:00
Federal
No
Location Type
Utility Right-Of-Way / Easement
Incident Area Type
Underground
Incident Area Subtype
Under Pavement
Depth Of Cover
108.0
Crossing
No
Pipe Facility Type
Investor Owned
System Part Involved
Main
Installation Year
1964.0
Pipe Diameter
8.0
Pipe Specification
Unknown
Pipe Manufacturer
Unknown
Material Involved
Steel
Steel Seam Type
Other
Steel Seam Type Details
Unknown
Release Type
Mechanical Puncture
Puncture Axial
0.1
Puncture Circum
0.1
Class Location Type
Class 3 Location
Est Cost Oper Paid
0.0
Est Cost Prop Damage
56612.0
Est Cost Emergency
500.0
Est Cost Other
0.0
Est Cost Unintentional Release
1.0
Prpty
57113.0
Commercial Affected
0.0
Industrial Affected
0.0
Residences Affected
0.0
Accident Psig
25.0
Normal Psig
25.0
Mop Psig
60.0
Accident Pressure
Pressure Did Not Exceed Maop
Scada In Place Ind
Yes
Scada Operating Ind
Yes
Scada Functional Ind
Yes
Scada Detection Ind
No
Scada Conf Ind
No
Accident Identifier
Notification From Third Party That Caused The Incident
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
Third party excavation damage caused the incident.
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
Yes
One Call System Ind
Yes
Notify Cga Dirt
No
Public Row Ind
Yes
Public Subtype
City Street
Public Util Easement Row Ind
Yes
Excavator Type
Contractor
Excavator Equipment
Directional Drilling
Work Performed
Water
One Call Notified Ind
Yes
One Call Ticket Num
170803850
Locator Type
Contract Locator
Visible Marks
Yes
Service Interruption
No
Root Cause Category
Locating Issue
Root Cause Type
Facility Not Marked Due To Incomplete Marks At Damage Location
Preparer Name
N***** C**********
Preparer Title
Manager Of Pipeline Safety Distribution
Preparer Email
N*****************@s**********.com
Preparer Telephone
314-349-2929
Authorizer Name
C**** H********
Authorizer Title
Vp Of Operations Services
Authorizer Telephone
314-349-2972
Authorizer Email
C**************@s**********.com
Narrative
On 4/25/17, a utility contractor struck an 8 inch natural gas distribution main with directional bore. Contractor made a locate request and a portion of the main was marked. However, the damaged main was not completely marked within the full scope of the request. Gas loss was insignificant due to the damage running horizontally with the main creating only a pin hole leak. The release of natural gas did not meet federal reporting requirements of at least $50,000 estimated property damage (leak repair cost) until 5/1/17. The 48 hour follow-up notice nrc number is 1177229.
| Occurred At | 2017-04-25 15:41:00 |
|---|---|
| Year | 2017 |
| Report Received Date | 2017-05-31 00:00:00 |
| Iyear | 2017.0 |
| Report Number | 20170044.0 |
| Supplemental Number | 16581.0 |
| Report Type | Supplemental Final |
| Operator Id | 11032 PHMSA Enforcement |
| Name | Laclede Gas Co |
| Operator Street Address | 700 Market Street |
| Operator City Name | Saint Louis |
| Operator State Abbreviation | MO |
| Operator Postal Code | 63101 |
| Local Datetime | 2017-04-25 15:41:00 |
| Location Street Address | 2760 Union Road |
| Location City Name | Saint Louis |
| Location County Name | St. Louis County |
| Location State Abbreviation | MO |
| Location Postal Code | 63125-3939 |
| Location Latitude | 38.522463 Google Maps OpenStreetMap |
| Location Longitude | -90.319661 Google Maps OpenStreetMap |
| Nrc Rpt Datetime | 2017-05-01 15:55:00 |
| Nrc Rpt Num | 1177165 NRC Report How to search |
| Commodity Released Type | Natural Gas |
| Unintentional Release | 0.1 |
| Fatality Ind | No |
| Fatal | 0 |
| Injury Ind | No |
| Injure | 0 |
| Ignite Ind | No |
| Explode Ind | No |
| Num Pub Evacuated | 0.0 |
| Incident Identified Datetime | 2017-04-25 15:41:00 |
| On Site Datetime | 2017-04-25 16:21:00 |
| Federal | No |
| Location Type | Utility Right-Of-Way / Easement |
| Incident Area Type | Underground |
| Incident Area Subtype | Under Pavement |
| Depth Of Cover | 108.0 |
| Crossing | No |
| Pipe Facility Type | Investor Owned |
| System Part Involved | Main |
| Installation Year | 1964.0 |
| Pipe Diameter | 8.0 |
| Pipe Specification | Unknown |
| Pipe Manufacturer | Unknown |
| Material Involved | Steel |
| Steel Seam Type | Other |
| Steel Seam Type Details | Unknown |
| Release Type | Mechanical Puncture |
| Puncture Axial | 0.1 |
| Puncture Circum | 0.1 |
| Class Location Type | Class 3 Location |
| Est Cost Oper Paid | 0.0 |
| Est Cost Prop Damage | 56612.0 |
| Est Cost Emergency | 500.0 |
| Est Cost Other | 0.0 |
| Est Cost Unintentional Release | 1.0 |
| Prpty | 57113.0 |
| Commercial Affected | 0.0 |
| Industrial Affected | 0.0 |
| Residences Affected | 0.0 |
| Accident Psig | 25.0 |
| Normal Psig | 25.0 |
| Mop Psig | 60.0 |
| Accident Pressure | Pressure Did Not Exceed Maop |
| Scada In Place Ind | Yes |
| Scada Operating Ind | Yes |
| Scada Functional Ind | Yes |
| Scada Detection Ind | No |
| Scada Conf Ind | No |
| Accident Identifier | Notification From Third Party That Caused The Incident |
| 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 | Third party excavation damage caused the incident. |
| 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 | Yes |
| One Call System Ind | Yes |
| Notify Cga Dirt | No |
| Public Row Ind | Yes |
| Public Subtype | City Street |
| Public Util Easement Row Ind | Yes |
| Excavator Type | Contractor |
| Excavator Equipment | Directional Drilling |
| Work Performed | Water |
| One Call Notified Ind | Yes |
| One Call Ticket Num | 170803850 |
| Locator Type | Contract Locator |
| Visible Marks | Yes |
| Service Interruption | No |
| Root Cause Category | Locating Issue |
| Root Cause Type | Facility Not Marked Due To Incomplete Marks At Damage Location |
| Preparer Name | N***** C********** |
| Preparer Title | Manager Of Pipeline Safety Distribution |
| Preparer Email | N*****************@s**********.com |
| Preparer Telephone | 314-349-2929 |
| Authorizer Name | C**** H******** |
| Authorizer Title | Vp Of Operations Services |
| Authorizer Telephone | 314-349-2972 |
| Authorizer Email | C**************@s**********.com |
| Narrative | On 4/25/17, a utility contractor struck an 8 inch natural gas distribution main with directional bore. Contractor made a locate request and a portion of the main was marked. However, the damaged main was not completely marked within the full scope of the request. Gas loss was insignificant due to the damage running horizontally with the main creating only a pin hole leak. The release of natural gas did not meet federal reporting requirements of at least $50,000 estimated property damage (leak repair cost) until 5/1/17. The 48 hour follow-up notice nrc number is 1177229. |
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