Governor's Office Emergency Services
Hazardous Materials Spill Report

    DATE: 02/19/2024
    TIME: 1804
    RECEIVED BY:
    CONTROL#:
    Cal OES - 24-1045
    NRC -
1.a. PERSON NOTIFYING Cal OES:
1. NAME:2. AGENCY:3. PHONE#:4. Ext:5. PAG/CELL:
City of St Helena 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. Sanitary=11.000 Gal(s)SEWAGENoNo
2. = NoNo
3. = NoNo
g. 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.
h. STOPPAGE/CONTAINMENT:i. WATER INVOLVED: j. WATERWAY:k. DRINKING WATER IMPACTED
Not stopped, Not containedYesSage Creek to Napa riverNo
l. MARITIME VESSEL
No
m. KNOWN IMPACT
None
3. a. INCIDENT LOCATION: 38.511575/ -122.460801
b. CITY:c. COUNTY: d. ZIP:
Unincorporated county area Napa
Napa County94574BAY AREA AQMD
4. INCIDENT DESCRIPTION:
a. DATE:b. TIME (Military):c. SITE:d. REPORTED CAUSE
02/19/20241300 Residence Other
Description for Other : Storm surge
e. INJURIESf. FATALITY g. EVACUATIONh. CLEANUP BY:
NoNoNoReporting Party
6. NOTIFICATION INFORMATION:
a. ON SCENE:b. OTHER ON SCENE: c. OTHER NOTIFIED:
OtherPublic Works
d. ADMIN. AGENCY: Napa County Department Environmental Managemente. 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, CDPH-D.O., DWP-DO, LANDS, EDO, Cal OES REG, PARKS & REC, USCG, Co/WP, Co/Hlth, Co/E-Hlth
Photo Attachment:
11. Cal OES Reg. byron.green@caloes.ca.gov
********* Control No: 24-1045 *********

Created by: Warning Center on: 02/19/2024 06:04:51 PM Last Modified by: Warning Center on: 02/19/2024 06:56:10 PM