Governor's Office Emergency Services
Hazardous Materials Spill Report

    DATE: 11/15/2023
    TIME: 1348
    RECEIVED BY:
    CONTROL#:
    Cal OES - 23-7118
    NRC -
1.a. PERSON NOTIFYING Cal OES:
1. NAME:2. AGENCY:3. PHONE#:4. Ext:5. PAG/CELL:
City of Oakland Sewer Department
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=1,350 Gal(s)SEWAGENoNo
2. = NoNo
3. = NoNo
g. DESCRIPTION: Per Reporting Party : there was a blockage of a main sewer line due to root infiltration; the release overflowed through a man hole cover located on a hillside; the release went partially down a hillside impacting dirt/soil. Additional released material also entered a storm drain (unknown exact amount). The storm drain leads to Lion Creek (dry) which then leads to Arroyo Viejo Creek, which then leads into Damon Slough. Crews are on scene attempting clean up with vacuum equipment and are trying to recover some of the material from the storm drain. The leak is stopped.
h. STOPPAGE/CONTAINMENT:i. WATER INVOLVED: j. WATERWAY:k. DRINKING WATER IMPACTED
Stopped, Not containedYesLion Creek No
l. MARITIME VESSEL
No
m. KNOWN IMPACT
Unknown
3. a. INCIDENT LOCATION: 4100 Redwood Road
b. CITY:c. COUNTY: d. ZIP:
Oakland
Alameda CountyUnknown BAY AREA AQMD
4. INCIDENT DESCRIPTION:
a. DATE:b. TIME (Military):c. SITE:d. REPORTED CAUSE
11/15/20231222 Road, Waterways 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: Alameda County Environmental Healthe. 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, CDPH-D.O., LANDS, PARKS & REC, Co/Hlth, Co/E-Hlth
Photo Attachment:Please confirm receipt with Agency name via email or call 916-845-8911
11. Cal OES Reg.
********* Control No: 23-7118 *********

Created by: Warning Center on: 11/15/2023 01:48:57 PM Last Modified by: Warning Center on: 11/15/2023 02:07:53 PM