Governor's Office Emergency Services
Hazardous Materials Spill Report

    DATE: 11/26/2023
    TIME: 1513
    RECEIVED BY:
    CONTROL#:
    Cal OES - 23-7282
    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. Sanitary Sewage=50 Gal(s)SEWAGENoNo
2. = NoNo
3. = NoNo
g. DESCRIPTION: Per the reporting party: There was an overflowing manhole cover due to plant roots interrupting PCP pipe lines. The release went onto the road and an unknown amount entered a nearby storm drain that leads into Corte Madera Creek. The release was stopped at 1433 and repairs are being conducted.
h. STOPPAGE/CONTAINMENT:i. WATER INVOLVED: j. WATERWAY:k. DRINKING WATER IMPACTED
Stopped, Not containedYesStorm DrainNo
l. MARITIME VESSEL
m. KNOWN IMPACT
None
3. a. INCIDENT LOCATION: Edna Ct and Wolfe Grade
b. CITY:c. COUNTY: d. ZIP:
Greenbrae
Marin CountyBAY AREA AQMD
4. INCIDENT DESCRIPTION:
a. DATE:b. TIME (Military):c. SITE:d. REPORTED CAUSE
11/26/20231327 Road Other
Description for Other : Plant roots interrupting PCP sewage lines
e. INJURIESf. FATALITY g. EVACUATIONh. CLEANUP BY:
NoNoNoUnrecoverable
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: 23-7282 *********

Created by: Warning Center on: 11/26/2023 03:13:32 PM Last Modified by: Warning Center on: 11/26/2023 03:32:55 PM