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Governor's Office of Emergency Services
Hazardous Material Spill Update
CONTROL#: 24-1045 NRC#
NOTIFY DATE/TIME: 02/19/2024 / 1804RECEIVED BY:
OCCURENCE DATE/TIME:
02/19/2024/1300
CITY/OP. AREA:
Unincorporated county area Napa/Napa County

BAY AREA AQMD
1.a. PERSON NOTIFYING Cal OES:
AGENCY: City of St Helena Public works
1.b. PERSON REPORTING SPILL (If different from above):
AGENCY:
SUBSTANCE TYPE:
a. SUBSTANCE:b. QTY:
Amount
Measurec. TYPE:d. OTHER:e. PIPELINEf. VESSEL
>= 300 Tons
1.Sanitary11.000 Gal(s)SEWAGENoNo
2. NoNo
3. NoNo
Orignal Description:Reporting party states, due to an infiltration caused by storm sure there is an ongoing spill of at least 11,000 gallons of sewage at a rate of 50 gallons per minute from an 18 in main pipe that was reported. The sewage release started at 1300 hours. Reporting party states that they are using 2 pumps in order to move the sewage from manhole to manhole. A pump is currently being used to keep the sewage in the collection system. Its currently on asphalt and in gutter pans. Clean up is being conducted currently by vactor trucks. Verified no drinking water affected at this time.
Update(s): 02/20/2024 02:59:35 PM - Reporting party states the spill was stopped on 02/19/24 at 23:54 hours. The updated total amount released is 26,775 gallons. The sewage was unrecoverable. Clean-up and disinfection has been completed.

PERSON NOTIFYING Cal OES OF SPILL UPDATE:
NAME:
AGENCY:
PHONE#:
Ext:
PAG/CELL:
City of St. Helena Public Works
UPDATE QUANTITY
Amount
    Measure
1. 26,775
    Gal(s)
2.
3.
4.

UPDATE KNOWN IMPACT:




UPDATE CAUSE:

SITUATION UPDATE:
Reporting party states the spill was stopped on 02/19/24 at 23:54 hours. The updated total amount released is 26,775 gallons. The sewage was unrecoverable. Clean-up and disinfection has been completed.
Link to Spill Report: http://w3.calema.ca.gov/operational/malhaz.nsf/SpillAllDocs/A0F67726C1FF2AAB88258AC9000B6E79?OpenDocument
FAX NOTIFICATION LIST:
AA/CUPA, DTSC, RWQCB, US EPA, USFWS, CDPH-D.O., DWP-DO, LANDS, EDO, Cal OES REG, PARKS & REC, USCG, Co/WP, Co/Hlth, Co/E-Hlth
ADMINISTERING AGENCY:Napa County Department Environmental Management
SECONDARY AGENCY:
ADDITIONAL COUNTIES:
ADDITIONAL ADMIN. AGENCY:
OTHER NOTIFIED:
RWQCB Unit:2
Cal GEM:
Cal OES Region: Coastal

CONFIRMATION REQUEST:




FAX NOTIFICATION LIST:


ADMINISTERING AGENCY:


ADDITIONAL ADMIN. AGENCY:


SECONDARY AGENCY:


ADDITIONAL COUNTIES:


Cal GEM:


RWQCB Unit:


Cal OES Reg.

byron.green@caloes.ca.gov

Created by: Warning Center on: 02/20/2024 02:59:35 PM Last Modified by: Warning Center on: 02/20/2024 03:06:42 PM
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