Governor's Office Emergency Services
Hazardous Materials Spill Report

    DATE: 07/30/2024
    TIME: 1115
    RECEIVED BY:
    CONTROL#:
    Cal OES - 24-4309
    NRC -
1.a. PERSON NOTIFYING Cal OES:
1. NAME:2. AGENCY:3. PHONE#:4. Ext:5. PAG/CELL:
City of La Mesa - Public Works
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=6,203 Gal(s)SEWAGENoNo
2. = NoNo
3. = NoNo
g. DESCRIPTION: Due to an error, a sewer bypass failure occurred at the listed construction site, resulting in a sewage release. The sewage affected the site and a nearby storm drain. Technicians captured the release downstream and rerouted it back into the sewer main. Cleanup of the impacted surface areas was completed, and a full recovery from the storm drain is expected.
h. STOPPAGE/CONTAINMENT:i. WATER INVOLVED: j. WATERWAY:k. DRINKING WATER IMPACTED
Stopped, ContainedYesStorm drainNo
l. MARITIME VESSEL
No		m. KNOWN IMPACT
None
3. a. INCIDENT LOCATION: 4750 Date Avenue
b. CITY:c. COUNTY: d. ZIP:
La Mesa
San Diego County91942SAN DIEGO COUNTY APCD
4. INCIDENT DESCRIPTION:
a. DATE:b. TIME (Military):c. SITE:d. REPORTED CAUSE
07/30/20240820 Other
Description for Other : Construction zone		Human Error
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: San Diego County Health Services Departmente. SEC. AGENCY:
f. ADDITIONAL COUNTY: g. ADMIN. AGENCY:
h. NOTIFICATION LIST:
Cal GEM:
RWQCB Unit:

9
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: 24-4309 *********

Created by: Warning Center on: 07/30/2024 11:15:05 AM Last Modified by: Warning Center on: 07/30/2024 12:01:49 PM