Governor's Office Emergency Services
Hazardous Materials Spill Report

    DATE: 12/18/2024
    TIME: 0943
    RECEIVED BY:
    CONTROL#:
    Cal OES - 24-7045
    NRC -
1.a. PERSON NOTIFYING Cal OES:
1. NAME:2. AGENCY:3. PHONE#:4. Ext:5. PAG/CELL:
East Bay Municipal 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. Potable Water=8,000,000 Gal(s)OTHERChlorinated Drinking WaterNoNo
2. = NoNo
3. = NoNo
g. DESCRIPTION: Per Reporting Party: A 30 inch mortar covered steel pipe failure took place at the Lafayette treatment plant. The potable water overflowed from the treatment plant into Lafayette Creek. No impact to wildlife has been observed and biologists are on scene. The spill is stopped, and the potable water is unrecoverable.
h. STOPPAGE/CONTAINMENT:i. WATER INVOLVED: j. WATERWAY:k. DRINKING WATER IMPACTED
Stopped, Not containedYesLafayette CreekNo
l. MARITIME VESSEL
No
m. KNOWN IMPACT
Unknown
3. a. INCIDENT LOCATION: 3849 Mount Diablo Blvd
b. CITY:c. COUNTY: d. ZIP:
Lafayette
Contra Costa County94549BAY AREA AQMD
4. INCIDENT DESCRIPTION:
a. DATE:b. TIME (Military):c. SITE:d. REPORTED CAUSE
12/17/20240500 hours Other
Description for Other : Water Treatment Plant
Broken Pipe
e. INJURIESf. FATALITY g. EVACUATIONh. CLEANUP BY:
NoNoNoResponsible Party
6. NOTIFICATION INFORMATION:
a. ON SCENE:b. OTHER ON SCENE: c. OTHER NOTIFIED:
d. ADMIN. AGENCY: Contra Costa County Health Services Departmente. SEC. AGENCY:
f. ADDITIONAL COUNTY: g. ADMIN. AGENCY:
h. NOTIFICATION LIST:
Cal GEM:
RWQCB Unit:

2
Cal OES Region: Coastal
AA/CUPA, DTSC, RWQCB, US EPA, USFWS, DFW-OSPR, CDPH-D.O., CSWC Managers, DWP-DO, LANDS, EDO, FDC, LDO, PARKS & REC, Co/WP, Co/Hlth, Co/E-Hlth
Photo Attachment:
11. Cal OES Reg. samantha.karges@caloes.ca.gov
********* Control No: 24-7045 *********

Created by: Warning Center on: 12/18/2024 09:43:52 AM Last Modified by: Warning Center on: 12/18/2024 10:04:19 AM