Governor's Office Emergency Services
Hazardous Materials Spill Report

    DATE: 06/11/2024
    TIME: 1052
    RECEIVED BY:
    CONTROL#:
    Cal OES - 24-3347
    NRC -
1.a. PERSON NOTIFYING Cal OES:
1. NAME:2. AGENCY:3. PHONE#:4. Ext:5. PAG/CELL:
Southwest Gas Corporation
1.b. PERSON REPORTING SPILL (If different from above):
1. NAME:2. AGENCY:3. PHONE#:4. Ext:5. PAG/CELL:
2. SUBSTANCE TYPE:
2. a. SUBSTANCE:b.QTY:>=<Amount Measurec. TYPE:d. OTHER:e. PIPELINEf. VESSEL
>= 300 Tons
1. Natural Gas=Unknown UnknownVAPORNoNo
2. = NoNo
3. = NoNo
g. DESCRIPTION: Per Reporting Party: Due to a mechanical issue on a half inch (0.5") service line led to the release of natural gas only into the atmosphere. The time of release was at approximately 0828 hours on 06/11/24 and the time of control was at approximately 1034 hours on 06/11/24. The release was stopped, not contained, no waterways impacted, no vapor cloud formed, and unrecoverable. The local fire agency not notified, not onsite, and no evacuation order was issued. Personnel from Southwest Gas Corporation are currently onsite making repairs to the line. The NRC will be notified and OES will not be notified in regards to updates for this incident.
h. STOPPAGE/CONTAINMENT:i. WATER INVOLVED: j. WATERWAY:k. DRINKING WATER IMPACTED
Stopped, Not containedNoN/ANo
l. MARITIME VESSEL
m. KNOWN IMPACT
None
3. a. INCIDENT LOCATION: 12495 Sierra Dr.
b. CITY:c. COUNTY: d. ZIP:
Truckee
Nevada County96161NORTHERN SIERRA AQMD
4. INCIDENT DESCRIPTION:
a. DATE:b. TIME (Military):c. SITE:d. REPORTED CAUSE
06/11/20240828 Residence Human Error
e. INJURIESf. FATALITY g. EVACUATIONh. CLEANUP BY:
NoNoNoUnrecoverable
6. NOTIFICATION INFORMATION:
a. ON SCENE:b. OTHER ON SCENE: c. OTHER NOTIFIED:
d. ADMIN. AGENCY: Nevada County Environmental Health Departmente. SEC. AGENCY: Placer County Environmental Health
f. ADDITIONAL COUNTY: g. ADMIN. AGENCY:
h. NOTIFICATION LIST:
Cal GEM:
RWQCB Unit:

6A
Cal OES Region:
AA/CUPA, DTSC, RWQCB, US EPA, USFWS, AIR RESOURCES BD, Co/WP, Co/Hlth, Co/E-Hlth
Photo Attachment:
11. Cal OES Reg.
********* Control No: 24-3347 *********

Created by: Warning Center on: 06/11/2024 10:52:00 AM Last Modified by: Warning Center on: 06/11/2024 10:59:35 AM