Governor's Office Emergency Services
Hazardous Materials Spill Report

    DATE: 12/17/2024
    TIME: 1113
    RECEIVED BY:
    CONTROL#:
    Cal OES - 24-7020
    NRC -
1.a. PERSON NOTIFYING Cal OES:
1. NAME:2. AGENCY:3. PHONE#:4. Ext:5. PAG/CELL:
Ross Valley Sanitary 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=1,020 Gal(s)SEWAGENoNo
2. = NoNo
3. = NoNo
g. DESCRIPTION: Per the reporting party: Due to a sewage line blockage, sewage began overflowing from a manhole cover onto the road in a residential area. This release began at 0900 hours and was controlled at 1042 hours. The material entered several storm drains which are believed to all lead into the Corte Madera Creek. Ross Valley Sanitary District will be conducting collection and cleanup of the material. The material that entered the storm drain has been deemed recoverable.
h. STOPPAGE/CONTAINMENT:i. WATER INVOLVED: j. WATERWAY:k. DRINKING WATER IMPACTED
Stopped, ContainedYesStorm Drain / Corte Madera CreekNo
l. MARITIME VESSEL
No
m. KNOWN IMPACT
None
3. a. INCIDENT LOCATION: 79 Francis Ave.
b. CITY:c. COUNTY: d. ZIP:
Larkspur
Marin CountyBAY AREA AQMD
4. INCIDENT DESCRIPTION:
a. DATE:b. TIME (Military):c. SITE:d. REPORTED CAUSE
12/17/20240900 Road Blockage
e. INJURIESf. FATALITY g. EVACUATIONh. CLEANUP BY:
NoNoNoReporting Party
6. NOTIFICATION INFORMATION:
a. ON SCENE:b. OTHER ON SCENE: c. OTHER NOTIFIED:
d. ADMIN. AGENCY: Marin County Waste Management Officee. SEC. AGENCY:
f. ADDITIONAL COUNTY: g. ADMIN. AGENCY:
h. NOTIFICATION LIST:
Cal GEM:
RWQCB Unit:

2
Cal OES Region:
AA/CUPA, DTSC, RWQCB, US EPA, USFWS, LANDS, PARKS & REC, Co/WP, Co/Hlth, Co/E-Hlth
Photo Attachment:
11. Cal OES Reg.
********* Control No: 24-7020 *********

Created by: Warning Center on: 12/17/2024 11:13:24 AM Last Modified by: Warning Center on: 12/17/2024 11:30:44 AM