Incident details
Operator, cause, commodity and consequences with raw source fields.
GD incident on 2021-09-27 — IL
Operator
Northern Illinois Gas Co
Cause
Excavation Issue
Commodity
Natural Gas
Program
GD
Damage and Injuries
0 fatalities
1 injury
Property damage (nominal)
$8,625
Incident datetime
2021-09-27 13:25
Report number
Location
IL, COOK
Narrative
Blue peak tents, inc. Put up a tent on tuesday, 9/21/21. They utilized existing holes in the parking lot pavement, and made a new holes in the parkway for the stakes that hold down the tent. When the employees from blue peak tents, inc. Came back on monday 9/27/21 to remove the tent, they used a gasoline-operated hydraulic stake pulling machine to remove the stakes. While in the process of removing one of the stakes, there was ignition of natural gas. Two employees from blue peak tents, inc. Were injured. One employee was taken to the hospital and released the following day, and the other refused medical attention. After stopping the flow of natural gas and exposing the 2-inch gas main, it was revealed that a 1-inch diameter stake had pierced the main. Part g3, question 14: when selecting "excavation practices not sufficient (other)" from the drop down menu, there is no additional field available to provide an explanation, as requested by PHMSA aid personnel; therefore, the explanation is provided here in part h. Excavation practices not sufficient (other) means the excavator excavated outside the scope of the one call ticket.
Detailed record list
Occurred At
2021-09-27 13:25:00
Year
2021
Report Received Date
2021-10-26 00:00:00
Iyear
2021.0
Report Number
20210089.0
Supplemental Number
36201.0
Report Type
Supplemental Final
Operator Id
13710
Name
Northern Illinois Gas Co
Operator Street Address
P.o. Box 190, Rt 59 & I-88
Operator City Name
Aurora
Operator State Abbreviation
IL
Operator Postal Code
60507
Local Datetime
2021-09-27 13:25:00
Time Zone
Central
Daylight Savings Ind
Yes
Location Street Address
501 Willow Blvd.
Location City Name
Willow Springs
Location County Name
Cook
Location State Abbreviation
IL
Location Postal Code
60480
Location Latitude
41.732585
Location Longitude
-87.87868
Flow Cont Squeeze Off Ind
Yes
Nrc Rpt Datetime
2021-09-27 19:07:00
Nrc Rpt Num
1318029
Additional Nrc Report Numbers
1318263
Commodity Released Type
Natural Gas
Unintentional Release
238.9
Intentional Release
18.5
Fatality Ind
No
Fatal
0
Injury Ind
Yes
Num Emp Injuries
0
Num Contr Injuries
0
Num Er Injuries
0
Num Worker Injuries
1
Num Gp Injuries
0
Injure
1
Ignite Ind
Yes
Ignite Datetime
2021-09-27 13:25:00
How Extinguished
Allowed To Burn Out
Gas Consumed By Fire In Mcf
238.9
Explode Ind
No
Num Pub Evacuated
0.0
Incident Identified Datetime
2021-09-27 13:25:00
On Site Datetime
2021-09-27 14:06:00
Federal
No
Location Type
Public Property
Incident Area Type
Underground
Incident Area Subtype
Under Soil
Depth Of Cover
38.0
Other Underground Facilities
No
Crossing
No
Pipe Facility Type
Investor Owned
System Part Involved
Main
Installation Year
2009.0
Manufactured Year
2008.0
Pipe Diameter
2.0
Pipe Specification
Astm D2513
Pipe Manufacturer
Uponor Pipe Company
Material Involved
Plastic
Plastic Type
Polyethylene (Pe)
Plastic Sdr
11
Material Pe Pipe Code
2406
Release Type
Mechanical Puncture
Puncture Axial
1.0
Puncture Circum
1.0
Class Location Type
Class 3 Location
Est Cost Oper Paid
29700.0
Est Cost Prop Damage
8625.0
Est Cost Emergency
2845.0
Est Cost Other
0.0
Gas Cost In Mcf
5.49
Est Cost Unintentional Release
1312.0
Est Cost Intentional Release
102.0
Prpty
42584.0
Commercial Affected
5.0
Industrial Affected
0.0
Residences Affected
2.0
Num Persons Hosp Not Ovnght
0.0
Num Injured Treated By Emt
1.0
Num Resident Building Affctd
2.0
Num Business Building Affctd
1.0
Accident Psig
21.0
Normal Psig
22.0
Mop Psig
25.0
Mop Cfr Section
192.619(A)(2)
Maop Established Date
2009-02-16 00:00:00
Accident Pressure
Pressure Did Not Exceed Maop
Gas Odorized System Type
Combination Of Odorization Types
Gas Odorized Level
12.5
Scada In Place Ind
No
Accident Identifier
Notification From Emergency Responder
Investigation Status
No, the facility was not monitored by a controller(s) at the time of 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
State Law Exempt Ind
No
Notify Cga Dirt
No
Public Row Ind
Yes
Public Subtype
City Street
Excavator Type
Contractor
Excavator Equipment
Probing Device
Work Performed
Pole
One Call Notified Ind
Yes
One Call Ticket Num
X2581427
One Call Center Name
J.u.l.i.e.
Locator Type
Contract Locator
Visible Marks
No
Service Interruption
Yes
Service Interruption Hours
15.0
Root Cause Category
Excavation Issue
Root Cause Type
Improper Backfilling Practices
Preparer Name
L****** Q******
Preparer Title
Director Compliance And Quality Assurance
Preparer Email
L******@s*********.com
Preparer Telephone
6305142036
Authorizer Name
L****** Q******
Authorizer Title
Director Compliance And Quality Assurance
Authorizer Telephone
6305142036
Authorizer Email
L******@s*********.com
Narrative
Blue peak tents, inc. Put up a tent on tuesday, 9/21/21. They utilized existing holes in the parking lot pavement, and made a new holes in the parkway for the stakes that hold down the tent. When the employees from blue peak tents, inc. Came back on monday 9/27/21 to remove the tent, they used a gasoline-operated hydraulic stake pulling machine to remove the stakes. While in the process of removing one of the stakes, there was ignition of natural gas. Two employees from blue peak tents, inc. Were injured. One employee was taken to the hospital and released the following day, and the other refused medical attention. After stopping the flow of natural gas and exposing the 2-inch gas main, it was revealed that a 1-inch diameter stake had pierced the main. Part g3, question 14: when selecting "excavation practices not sufficient (other)" from the drop down menu, there is no additional field available to provide an explanation, as requested by PHMSA aid personnel; therefore, the explanation is provided here in part h. Excavation practices not sufficient (other) means the excavator excavated outside the scope of the one call ticket.
| Occurred At | 2021-09-27 13:25:00 |
|---|---|
| Year | 2021 |
| Report Received Date | 2021-10-26 00:00:00 |
| Iyear | 2021.0 |
| Report Number | 20210089.0 |
| Supplemental Number | 36201.0 |
| Report Type | Supplemental Final |
| Operator Id | 13710 PHMSA Enforcement |
| Name | Northern Illinois Gas Co |
| Operator Street Address | P.o. Box 190, Rt 59 & I-88 |
| Operator City Name | Aurora |
| Operator State Abbreviation | IL |
| Operator Postal Code | 60507 |
| Local Datetime | 2021-09-27 13:25:00 |
| Time Zone | Central |
| Daylight Savings Ind | Yes |
| Location Street Address | 501 Willow Blvd. |
| Location City Name | Willow Springs |
| Location County Name | Cook |
| Location State Abbreviation | IL |
| Location Postal Code | 60480 |
| Location Latitude | 41.732585 Google Maps OpenStreetMap |
| Location Longitude | -87.87868 Google Maps OpenStreetMap |
| Flow Cont Squeeze Off Ind | Yes |
| Nrc Rpt Datetime | 2021-09-27 19:07:00 |
| Nrc Rpt Num | 1318029 NRC Report How to search |
| Additional Nrc Report Numbers | 1318263 |
| Commodity Released Type | Natural Gas |
| Unintentional Release | 238.9 |
| Intentional Release | 18.5 |
| Fatality Ind | No |
| Fatal | 0 |
| Injury Ind | Yes |
| Num Emp Injuries | 0 |
| Num Contr Injuries | 0 |
| Num Er Injuries | 0 |
| Num Worker Injuries | 1 |
| Num Gp Injuries | 0 |
| Injure | 1 |
| Ignite Ind | Yes |
| Ignite Datetime | 2021-09-27 13:25:00 |
| How Extinguished | Allowed To Burn Out |
| Gas Consumed By Fire In Mcf | 238.9 |
| Explode Ind | No |
| Num Pub Evacuated | 0.0 |
| Incident Identified Datetime | 2021-09-27 13:25:00 |
| On Site Datetime | 2021-09-27 14:06:00 |
| Federal | No |
| Location Type | Public Property |
| Incident Area Type | Underground |
| Incident Area Subtype | Under Soil |
| Depth Of Cover | 38.0 |
| Other Underground Facilities | No |
| Crossing | No |
| Pipe Facility Type | Investor Owned |
| System Part Involved | Main |
| Installation Year | 2009.0 |
| Manufactured Year | 2008.0 |
| Pipe Diameter | 2.0 |
| Pipe Specification | Astm D2513 |
| Pipe Manufacturer | Uponor Pipe Company |
| Material Involved | Plastic |
| Plastic Type | Polyethylene (Pe) |
| Plastic Sdr | 11 |
| Material Pe Pipe Code | 2406 |
| Release Type | Mechanical Puncture |
| Puncture Axial | 1.0 |
| Puncture Circum | 1.0 |
| Class Location Type | Class 3 Location |
| Est Cost Oper Paid | 29700.0 |
| Est Cost Prop Damage | 8625.0 |
| Est Cost Emergency | 2845.0 |
| Est Cost Other | 0.0 |
| Gas Cost In Mcf | 5.49 |
| Est Cost Unintentional Release | 1312.0 |
| Est Cost Intentional Release | 102.0 |
| Prpty | 42584.0 |
| Commercial Affected | 5.0 |
| Industrial Affected | 0.0 |
| Residences Affected | 2.0 |
| Num Persons Hosp Not Ovnght | 0.0 |
| Num Injured Treated By Emt | 1.0 |
| Num Resident Building Affctd | 2.0 |
| Num Business Building Affctd | 1.0 |
| Accident Psig | 21.0 |
| Normal Psig | 22.0 |
| Mop Psig | 25.0 |
| Mop Cfr Section | 192.619(A)(2) View CFR 49 §192 |
| Maop Established Date | 2009-02-16 00:00:00 |
| Accident Pressure | Pressure Did Not Exceed Maop |
| Gas Odorized System Type | Combination Of Odorization Types |
| Gas Odorized Level | 12.5 |
| Scada In Place Ind | No |
| Accident Identifier | Notification From Emergency Responder |
| Investigation Status | No, the facility was not monitored by a controller(s) at the time of 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 |
| State Law Exempt Ind | No |
| Notify Cga Dirt | No |
| Public Row Ind | Yes |
| Public Subtype | City Street |
| Excavator Type | Contractor |
| Excavator Equipment | Probing Device |
| Work Performed | Pole |
| One Call Notified Ind | Yes |
| One Call Ticket Num | X2581427 |
| One Call Center Name | J.u.l.i.e. |
| Locator Type | Contract Locator |
| Visible Marks | No |
| Service Interruption | Yes |
| Service Interruption Hours | 15.0 |
| Root Cause Category | Excavation Issue |
| Root Cause Type | Improper Backfilling Practices |
| Preparer Name | L****** Q****** |
| Preparer Title | Director Compliance And Quality Assurance |
| Preparer Email | L******@s*********.com |
| Preparer Telephone | 6305142036 |
| Authorizer Name | L****** Q****** |
| Authorizer Title | Director Compliance And Quality Assurance |
| Authorizer Telephone | 6305142036 |
| Authorizer Email | L******@s*********.com |
| Narrative | Blue peak tents, inc. Put up a tent on tuesday, 9/21/21. They utilized existing holes in the parking lot pavement, and made a new holes in the parkway for the stakes that hold down the tent. When the employees from blue peak tents, inc. Came back on monday 9/27/21 to remove the tent, they used a gasoline-operated hydraulic stake pulling machine to remove the stakes. While in the process of removing one of the stakes, there was ignition of natural gas. Two employees from blue peak tents, inc. Were injured. One employee was taken to the hospital and released the following day, and the other refused medical attention. After stopping the flow of natural gas and exposing the 2-inch gas main, it was revealed that a 1-inch diameter stake had pierced the main. Part g3, question 14: when selecting "excavation practices not sufficient (other)" from the drop down menu, there is no additional field available to provide an explanation, as requested by PHMSA aid personnel; therefore, the explanation is provided here in part h. Excavation practices not sufficient (other) means the excavator excavated outside the scope of the one call ticket. |
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