Incident details
Operator, cause, commodity and consequences with raw source fields.
GD incident on 2025-07-06 — IL
Operator
Northern Illinois Gas Co
Cause
Locating Issue
Commodity
Natural Gas
Program
GD
Damage and Injuries
0 fatalities
0 injuries
Property damage (nominal)
$17,200
Incident datetime
2025-07-06 00:00 UTC
Report number
Location
IL, KENDALL
Narrative
While grading the area, the grader struck the gas main releasing gas to atmosphere. The released gas ignited damaging the grader and an additional two pieces of construction equipment. The fire service responded to the incident. Nicor gas was contacted and responded to the incident. The fire was contained to area of the damage and was allowed to burn by the fire service. The fire was extinguished soon after nicor gas crews stopped the gas flow at three locations away from the fire.
Detailed record list
Report Received Date
2025-07-06 00:00:00
Iyear
2025.0
Report Number
20250039.0
Supplemental Number
41119.0
Report Type
Original
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
60507.0
Time Zone
Central
Daylight Savings Ind
Yes
Location Street Address
Wolf's Crossing Rd And 5th St
Location City Name
Oswego
Location County Name
Kendall
Location State Abbreviation
IL
Location Postal Code
60543.0
Location Latitude
41.692107
Location Longitude
-88.292867
Flow Cont Squeeze Off Ind
Yes
Flow Cont Stopple Fitng Ind
Yes
Nrc Rpt Num
1433337.0
Additional Nrc Report Numbers
1433523.0
Commodity Released Type
Natural Gas
Unintentional Release
2329.0
Intentional Release
0.0
Fatality Ind
No
Fatal
0
Injury Ind
No
Injure
0
Ignite Ind
Yes
How Extinguished
Other
How Extinguished Other Detail
Flow Control Cut Off Fuel (Natural Gas) To The Fire At The Damage Location.
Gas Consumed By Fire In Mcf
2329
Explode Ind
No
Num Pub Evacuated
0.0
Federal
No
Location Type
Public Property
Incident Area Type
Underground
Incident Area Subtype
Exposed Due To Excavation
Depth Of Cover
1.0
Other Underground Facilities
No
Crossing
No
Pipe Facility Type
Investor Owned
System Part Involved
Main
Installation Year
2025.0
Pipe Diameter
6.0
Pipe Specification
Astm D3350
Pipe Manufacturer
Unknown
Material Involved
Plastic
Plastic Type
Polyethylene (Pe)
Plastic Sdr
21
Material Pe Pipe Code
2708
Release Type
Mechanical Puncture
Puncture Axial
36.0
Puncture Circum
10.0
Class Location Type
Class 3 Location
Est Cost Oper Paid
500000.0
Est Cost Prop Damage
17200.0
Est Cost Emergency
16500.0
Est Cost Other
0.0
Gas Cost In Mcf
5.4
Est Cost Unintentional Release
12577.0
Est Cost Intentional Release
0.0
Prpty
546277.0
Commercial Affected
0.0
Industrial Affected
0.0
Residences Affected
0.0
Num Persons Hosp Not Ovnght
0.0
Num Injured Treated By Emt
0.0
Num Resident Building Affctd
0.0
Num Business Building Affctd
0.0
Accident Psig
55.0
Normal Psig
55.0
Mop Psig
60.0
Mop Cfr Section
192.619(A)(2)
Maop Established Date
2025-04-18 00:00:00
Accident Pressure
Pressure Did Not Exceed Maop
Gas Odorized System Type
Combination Of Odorization Types
Gas Odorized Lvl Not Msrd Ind
Yes
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
Joint Trench Ind
No
Cross Bore Ind
No
Depth Of Grade
< 18�
Excavator Type
Developer
Excavator Equipment
Grader/scraper
Work Performed
Grading
One Call Notified Ind
Yes
One Call Center Name
J.u.l.i.e. (Illinois)
White Lined Ind
Yes
Locator Type
Contract Locator
Visible Marks
No
Service Interruption
No
Root Cause Category
Locating Issue
Root Cause Type
Facility Not Marked Due To Incorrect Facility Records/maps
Preparer Name
J*** L* D******
Preparer Title
Manager - Operations Quality Assurance
Preparer Email
J******@s*********.com
Preparer Telephone
6309184934
Local Contact Name
J*** L* D******
Local Contact Email
J******@s*********.com
Local Contact Telephone
6309184934
Authorizer Name
J*** L* D******
Authorizer Title
Manager - Operations Quality Assurance
Authorizer Telephone
6309184934
Authorizer Email
J******@s*********.com
Narrative
While grading the area, the grader struck the gas main releasing gas to atmosphere. The released gas ignited damaging the grader and an additional two pieces of construction equipment. The fire service responded to the incident. Nicor gas was contacted and responded to the incident. The fire was contained to area of the damage and was allowed to burn by the fire service. The fire was extinguished soon after nicor gas crews stopped the gas flow at three locations away from the fire.
| Report Received Date | 2025-07-06 00:00:00 |
|---|---|
| Iyear | 2025.0 |
| Report Number | 20250039.0 |
| Supplemental Number | 41119.0 |
| Report Type | Original |
| 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 | 60507.0 |
| Time Zone | Central |
| Daylight Savings Ind | Yes |
| Location Street Address | Wolf's Crossing Rd And 5th St |
| Location City Name | Oswego |
| Location County Name | Kendall |
| Location State Abbreviation | IL |
| Location Postal Code | 60543.0 |
| Location Latitude | 41.692107 Google Maps OpenStreetMap |
| Location Longitude | -88.292867 Google Maps OpenStreetMap |
| Flow Cont Squeeze Off Ind | Yes |
| Flow Cont Stopple Fitng Ind | Yes |
| Nrc Rpt Num | 1433337.0 NRC Report How to search |
| Additional Nrc Report Numbers | 1433523.0 |
| Commodity Released Type | Natural Gas |
| Unintentional Release | 2329.0 |
| Intentional Release | 0.0 |
| Fatality Ind | No |
| Fatal | 0 |
| Injury Ind | No |
| Injure | 0 |
| Ignite Ind | Yes |
| How Extinguished | Other |
| How Extinguished Other Detail | Flow Control Cut Off Fuel (Natural Gas) To The Fire At The Damage Location. |
| Gas Consumed By Fire In Mcf | 2329 |
| Explode Ind | No |
| Num Pub Evacuated | 0.0 |
| Federal | No |
| Location Type | Public Property |
| Incident Area Type | Underground |
| Incident Area Subtype | Exposed Due To Excavation |
| Depth Of Cover | 1.0 |
| Other Underground Facilities | No |
| Crossing | No |
| Pipe Facility Type | Investor Owned |
| System Part Involved | Main |
| Installation Year | 2025.0 |
| Pipe Diameter | 6.0 |
| Pipe Specification | Astm D3350 |
| Pipe Manufacturer | Unknown |
| Material Involved | Plastic |
| Plastic Type | Polyethylene (Pe) |
| Plastic Sdr | 21 |
| Material Pe Pipe Code | 2708 |
| Release Type | Mechanical Puncture |
| Puncture Axial | 36.0 |
| Puncture Circum | 10.0 |
| Class Location Type | Class 3 Location |
| Est Cost Oper Paid | 500000.0 |
| Est Cost Prop Damage | 17200.0 |
| Est Cost Emergency | 16500.0 |
| Est Cost Other | 0.0 |
| Gas Cost In Mcf | 5.4 |
| Est Cost Unintentional Release | 12577.0 |
| Est Cost Intentional Release | 0.0 |
| Prpty | 546277.0 |
| Commercial Affected | 0.0 |
| Industrial Affected | 0.0 |
| Residences Affected | 0.0 |
| Num Persons Hosp Not Ovnght | 0.0 |
| Num Injured Treated By Emt | 0.0 |
| Num Resident Building Affctd | 0.0 |
| Num Business Building Affctd | 0.0 |
| Accident Psig | 55.0 |
| Normal Psig | 55.0 |
| Mop Psig | 60.0 |
| Mop Cfr Section | 192.619(A)(2) View CFR 49 §192 |
| Maop Established Date | 2025-04-18 00:00:00 |
| Accident Pressure | Pressure Did Not Exceed Maop |
| Gas Odorized System Type | Combination Of Odorization Types |
| Gas Odorized Lvl Not Msrd Ind | Yes |
| 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 |
| Joint Trench Ind | No |
| Cross Bore Ind | No |
| Depth Of Grade | < 18� |
| Excavator Type | Developer |
| Excavator Equipment | Grader/scraper |
| Work Performed | Grading |
| One Call Notified Ind | Yes |
| One Call Center Name | J.u.l.i.e. (Illinois) |
| White Lined Ind | Yes |
| Locator Type | Contract Locator |
| Visible Marks | No |
| Service Interruption | No |
| Root Cause Category | Locating Issue |
| Root Cause Type | Facility Not Marked Due To Incorrect Facility Records/maps |
| Preparer Name | J*** L* D****** |
| Preparer Title | Manager - Operations Quality Assurance |
| Preparer Email | J******@s*********.com |
| Preparer Telephone | 6309184934 |
| Local Contact Name | J*** L* D****** |
| Local Contact Email | J******@s*********.com |
| Local Contact Telephone | 6309184934 |
| Authorizer Name | J*** L* D****** |
| Authorizer Title | Manager - Operations Quality Assurance |
| Authorizer Telephone | 6309184934 |
| Authorizer Email | J******@s*********.com |
| Narrative | While grading the area, the grader struck the gas main releasing gas to atmosphere. The released gas ignited damaging the grader and an additional two pieces of construction equipment. The fire service responded to the incident. Nicor gas was contacted and responded to the incident. The fire was contained to area of the damage and was allowed to burn by the fire service. The fire was extinguished soon after nicor gas crews stopped the gas flow at three locations away from the fire. |
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