Governor's Office Emergency Services
Hazardous Materials Spill Report

    DATE: 06/10/2024
    TIME: 0950
    RECEIVED BY:
    CONTROL#:
    Cal OES - 24-3316
    NRC -
1.a. PERSON NOTIFYING Cal OES:
1. NAME:2. AGENCY:3. PHONE#:4. Ext:5. PAG/CELL:
Yosemite West Utility District
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. Sewage=30,000 Gal(s)SEWAGENoNo
2. = NoNo
3. = NoNo
g. DESCRIPTION: Debris obstructed the cleanout of a single-family home, causing a sewage overflow near the listed location. The spill extended onto an adjacent undeveloped property and into a dry culvert. Multiple crews from the Yosemite West Utility District addressed the situation at the residence. They cleared the cleanout and the connected sewer main, restoring normal flow. Technicians are disinfecting the site, with cleanup efforts to follow. No damage to private property has been reported.
h. STOPPAGE/CONTAINMENT:i. WATER INVOLVED: j. WATERWAY:k. DRINKING WATER IMPACTED
Stopped, ContainedNoNoneNo
l. MARITIME VESSEL
No
m. KNOWN IMPACT
None
3. a. INCIDENT LOCATION: Yosemite Parkway & Manzinita Lane
b. CITY:c. COUNTY: d. ZIP:
Yosemite
Mariposa CountyMARIPOSA COUNTY APCD
4. INCIDENT DESCRIPTION:
a. DATE:b. TIME (Military):c. SITE:d. REPORTED CAUSE
06/08/20241830 Residence Blockage
e. INJURIESf. FATALITY g. EVACUATIONh. CLEANUP BY:
NoNoNoReporting Party
6. NOTIFICATION INFORMATION:
a. ON SCENE:b. OTHER ON SCENE: c. OTHER NOTIFIED:
None
d. ADMIN. AGENCY: Mariposa County Health Departmente. SEC. AGENCY:
f. ADDITIONAL COUNTY: g. ADMIN. AGENCY:
h. NOTIFICATION LIST:
Cal GEM:
RWQCB Unit:

5C
Cal OES Region:
AA/CUPA, DTSC, RWQCB, US EPA, USFWS, Co/WP, Co/Hlth, Co/E-Hlth
Photo Attachment:
11. Cal OES Reg.
********* Control No: 24-3316 *********

Created by: Warning Center on: 06/10/2024 09:50:03 AM Last Modified by: Warning Center on: 06/10/2024 10:42:46 AM