Incident details
Operator, cause, commodity and consequences with raw source fields.
GD incident on 2019-03-09 — MI
Operator
Consumers Energy Co
Cause
Corrosion Failure
Commodity
Natural Gas
Program
GD
Damage and Injuries
0 fatalities
0 injuries
Property damage (nominal)
$56,532
Incident datetime
2019-03-09 11:58
Report number
Location
MI, OAKLAND
Narrative
On march 9, 2019 at approximately 11:58 hours consumers energy was notified of an odor of gas by the property owner at 712 parkdale avenue, rochester (oakland county) michigan. A gas service worker (gsw) arrived at the property at approximately 12:33 hours and began performing a leak investigation. Readings were discovered (1.5% lel) inside the home at or near the floor drain. The gsw expanded the leak investigation and discovered 30% gas reads at the sewer. The gsw requested additional assistance and continued the investigation to identify the source of gas. Additional resources arrived to assist with investigating nearby homes and sewers. Initial reads discovered during the leak investigation were as follows: 712 parkdale, 615 parkdale and 815 miller had low reads ranging from 0.5% to 1.5% lel. 702 parkdale had 30% lel and 703 parkdale had 9% lel in the home. Per procedures, both 702 and 703 were evacuated and dispatch notified local utility to de-energize 702 and 703 parkdale. Outside gas reads were also discovered at the wall of both 702 parkdale ave. (90%) and 703 parkdale ave. (100%). Consumers energy employees continued to perform leak pinpointing and continuous monitoring of the location until the source of gas was identified. The source of gas was discovered on march 10, 2019 at approximately 21:45 hours and was determined to be a corrosion leak on a 6" steel end cap at the intersection of parkdale avenue and miller avenue. The leak was contained by installing a temporary plug and ce employees remained on site to monitor until a permanent repair was completed the end cap was replaced on march 11, 2019 at approximately 12:00 hours and service was restored to 702 and 703 parkdale avenue at approximately 16:00 hours. Gas service continued to monitor the area until gas reads in the houses, outside aeration spots and sewer maintained zero on march 14, 2019 at approximately 15:07 hours.
Detailed record list
Occurred At
2019-03-09 11:58:00
Year
2019
Report Received Date
2019-04-08 00:00:00
Iyear
2019.0
Report Number
20190037.0
Supplemental Number
32431.0
Report Type
Supplemental Final
Operator Id
2748
Name
Consumers Energy Co
Operator Street Address
One Energy Plaza
Operator City Name
Jackson
Operator State Abbreviation
MI
Operator Postal Code
49201
Local Datetime
2019-03-09 11:58:00
Location Street Address
Parkdale Avenue And Miller Avenue
Location City Name
Rochester
Location County Name
Oakland
Location State Abbreviation
MI
Location Postal Code
48307
Location Latitude
42.686456
Location Longitude
-83.124073
Nrc Rpt Datetime
2019-04-01 12:03:00
Nrc Rpt Num
1241570
Commodity Released Type
Natural Gas
Unintentional Release
598.0
Fatality Ind
No
Fatal
0
Injury Ind
No
Injure
0
Ignite Ind
No
Explode Ind
No
Num Pub Evacuated
2.0
Incident Identified Datetime
2019-03-09 11:58:00
On Site Datetime
2019-03-09 12:33:00
Federal
No
Location Type
Utility Right-Of-Way / Easement
Incident Area Type
Underground
Incident Area Subtype
Under Pavement
Depth Of Cover
36.0
Crossing
Yes
Road Crossing Ind
Yes
Road Type
Uncased
Pipe Facility Type
Privately Owned
System Part Involved
Main
Installation Year
1962.0
Pipe Diameter
6.0
Pipe Specification
Api 5l
Pipe Manufacturer
Unknown
Material Involved
Steel
Wt Steel
0.219
Release Type
Leak
Leak Type
Pinhole
Class Location Type
Class 3 Location
Est Cost Oper Paid
0.0
Est Cost Prop Damage
56532.0
Est Cost Emergency
2861.0
Est Cost Other
0.0
Est Cost Unintentional Release
1662.0
Prpty
61055.0
Commercial Affected
0.0
Industrial Affected
0.0
Residences Affected
2.0
Accident Psig
55.0
Normal Psig
55.0
Mop Psig
60.0
Accident Pressure
Pressure Did Not Exceed Maop
Scada In Place Ind
No
Accident Identifier
Notification From Public
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
Corrosion Failure
Cause Details
External Corrosion
Internal External
External Corrosion
Visual Exam Results
Localized Pitting
Stray Current Corrosion Ind
Yes
Other Basis Ind
Yes
Corrosion Basis Details
Interference Testing
Underground Location
Yes
Under Cathodic Protection Ind
No
Shielding Evident
Yes
Cathodic Survey Type
No
Prior Damage
Yes
Coating Type
Coal Tar
Cor Hydrotest Leak Survey Date
2015-06-19 00:00:00
Cor Hydrotest Conducted Ind
No
Preparer Name
C******* K***
Preparer Title
Senior Engineering Technical Analyst Ii
Preparer Email
C************@c********.com
Preparer Telephone
989-280-2963
Authorizer Name
J**** P****
Authorizer Title
Gas Compliance Lead
Authorizer Telephone
989-791-5749
Authorizer Email
J**********@c********.com
Narrative
On march 9, 2019 at approximately 11:58 hours consumers energy was notified of an odor of gas by the property owner at 712 parkdale avenue, rochester (oakland county) michigan. A gas service worker (gsw) arrived at the property at approximately 12:33 hours and began performing a leak investigation. Readings were discovered (1.5% lel) inside the home at or near the floor drain. The gsw expanded the leak investigation and discovered 30% gas reads at the sewer. The gsw requested additional assistance and continued the investigation to identify the source of gas. Additional resources arrived to assist with investigating nearby homes and sewers. Initial reads discovered during the leak investigation were as follows: 712 parkdale, 615 parkdale and 815 miller had low reads ranging from 0.5% to 1.5% lel. 702 parkdale had 30% lel and 703 parkdale had 9% lel in the home. Per procedures, both 702 and 703 were evacuated and dispatch notified local utility to de-energize 702 and 703 parkdale. Outside gas reads were also discovered at the wall of both 702 parkdale ave. (90%) and 703 parkdale ave. (100%). Consumers energy employees continued to perform leak pinpointing and continuous monitoring of the location until the source of gas was identified. The source of gas was discovered on march 10, 2019 at approximately 21:45 hours and was determined to be a corrosion leak on a 6" steel end cap at the intersection of parkdale avenue and miller avenue. The leak was contained by installing a temporary plug and ce employees remained on site to monitor until a permanent repair was completed the end cap was replaced on march 11, 2019 at approximately 12:00 hours and service was restored to 702 and 703 parkdale avenue at approximately 16:00 hours. Gas service continued to monitor the area until gas reads in the houses, outside aeration spots and sewer maintained zero on march 14, 2019 at approximately 15:07 hours.
| Occurred At | 2019-03-09 11:58:00 |
|---|---|
| Year | 2019 |
| Report Received Date | 2019-04-08 00:00:00 |
| Iyear | 2019.0 |
| Report Number | 20190037.0 |
| Supplemental Number | 32431.0 |
| Report Type | Supplemental Final |
| Operator Id | 2748 PHMSA Enforcement |
| Name | Consumers Energy Co |
| Operator Street Address | One Energy Plaza |
| Operator City Name | Jackson |
| Operator State Abbreviation | MI |
| Operator Postal Code | 49201 |
| Local Datetime | 2019-03-09 11:58:00 |
| Location Street Address | Parkdale Avenue And Miller Avenue |
| Location City Name | Rochester |
| Location County Name | Oakland |
| Location State Abbreviation | MI |
| Location Postal Code | 48307 |
| Location Latitude | 42.686456 Google Maps OpenStreetMap |
| Location Longitude | -83.124073 Google Maps OpenStreetMap |
| Nrc Rpt Datetime | 2019-04-01 12:03:00 |
| Nrc Rpt Num | 1241570 NRC Report How to search |
| Commodity Released Type | Natural Gas |
| Unintentional Release | 598.0 |
| Fatality Ind | No |
| Fatal | 0 |
| Injury Ind | No |
| Injure | 0 |
| Ignite Ind | No |
| Explode Ind | No |
| Num Pub Evacuated | 2.0 |
| Incident Identified Datetime | 2019-03-09 11:58:00 |
| On Site Datetime | 2019-03-09 12:33:00 |
| Federal | No |
| Location Type | Utility Right-Of-Way / Easement |
| Incident Area Type | Underground |
| Incident Area Subtype | Under Pavement |
| Depth Of Cover | 36.0 |
| Crossing | Yes |
| Road Crossing Ind | Yes |
| Road Type | Uncased |
| Pipe Facility Type | Privately Owned |
| System Part Involved | Main |
| Installation Year | 1962.0 |
| Pipe Diameter | 6.0 |
| Pipe Specification | Api 5l |
| Pipe Manufacturer | Unknown |
| Material Involved | Steel |
| Wt Steel | 0.219 |
| Release Type | Leak |
| Leak Type | Pinhole |
| Class Location Type | Class 3 Location |
| Est Cost Oper Paid | 0.0 |
| Est Cost Prop Damage | 56532.0 |
| Est Cost Emergency | 2861.0 |
| Est Cost Other | 0.0 |
| Est Cost Unintentional Release | 1662.0 |
| Prpty | 61055.0 |
| Commercial Affected | 0.0 |
| Industrial Affected | 0.0 |
| Residences Affected | 2.0 |
| Accident Psig | 55.0 |
| Normal Psig | 55.0 |
| Mop Psig | 60.0 |
| Accident Pressure | Pressure Did Not Exceed Maop |
| Scada In Place Ind | No |
| Accident Identifier | Notification From Public |
| 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 | Corrosion Failure |
| Cause Details | External Corrosion |
| Internal External | External Corrosion |
| Visual Exam Results | Localized Pitting |
| Stray Current Corrosion Ind | Yes |
| Other Basis Ind | Yes |
| Corrosion Basis Details | Interference Testing |
| Underground Location | Yes |
| Under Cathodic Protection Ind | No |
| Shielding Evident | Yes |
| Cathodic Survey Type | No |
| Prior Damage | Yes |
| Coating Type | Coal Tar |
| Cor Hydrotest Leak Survey Date | 2015-06-19 00:00:00 |
| Cor Hydrotest Conducted Ind | No |
| Preparer Name | C******* K*** |
| Preparer Title | Senior Engineering Technical Analyst Ii |
| Preparer Email | C************@c********.com |
| Preparer Telephone | 989-280-2963 |
| Authorizer Name | J**** P**** |
| Authorizer Title | Gas Compliance Lead |
| Authorizer Telephone | 989-791-5749 |
| Authorizer Email | J**********@c********.com |
| Narrative | On march 9, 2019 at approximately 11:58 hours consumers energy was notified of an odor of gas by the property owner at 712 parkdale avenue, rochester (oakland county) michigan. A gas service worker (gsw) arrived at the property at approximately 12:33 hours and began performing a leak investigation. Readings were discovered (1.5% lel) inside the home at or near the floor drain. The gsw expanded the leak investigation and discovered 30% gas reads at the sewer. The gsw requested additional assistance and continued the investigation to identify the source of gas. Additional resources arrived to assist with investigating nearby homes and sewers. Initial reads discovered during the leak investigation were as follows: 712 parkdale, 615 parkdale and 815 miller had low reads ranging from 0.5% to 1.5% lel. 702 parkdale had 30% lel and 703 parkdale had 9% lel in the home. Per procedures, both 702 and 703 were evacuated and dispatch notified local utility to de-energize 702 and 703 parkdale. Outside gas reads were also discovered at the wall of both 702 parkdale ave. (90%) and 703 parkdale ave. (100%). Consumers energy employees continued to perform leak pinpointing and continuous monitoring of the location until the source of gas was identified. The source of gas was discovered on march 10, 2019 at approximately 21:45 hours and was determined to be a corrosion leak on a 6" steel end cap at the intersection of parkdale avenue and miller avenue. The leak was contained by installing a temporary plug and ce employees remained on site to monitor until a permanent repair was completed the end cap was replaced on march 11, 2019 at approximately 12:00 hours and service was restored to 702 and 703 parkdale avenue at approximately 16:00 hours. Gas service continued to monitor the area until gas reads in the houses, outside aeration spots and sewer maintained zero on march 14, 2019 at approximately 15:07 hours. |
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