Governor's Office Emergency Services
Hazardous Materials Spill Report

DATE: 11/30/2022
TIME: 1130
RECEIVED BY: CONTROL#:
Cal OES - 22-7020
NRC -
1.a. PERSON NOTIFYING Cal OES:
1. NAME:2. AGENCY:3. PHONE#:4. Ext:5. PAG/CELL:
City of Rohnert Park
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=110 Gal(s)SEWAGENoNo
2. = NoNo
3. = NoNo
g. DESCRIPTION: A sewer line blockage resulted in a sewage overflow from a cleanout. An estimated 110 gallons of sewage flowed onto the surrounding surface areas and into a storm drain that leads to Hinebaugh Creek. City personnel responded to the site and cleared the blockage. Of the total amount released, it is believed approximately 40 gallons of sewage entered the creek and was unrecoverable. A cleanup was completed.
h. STOPPAGE/CONTAINMENT:i. WATER INVOLVED: j. WATERWAY:k. DRINKING WATER IMPACTED
Stopped, Not containedYesHinebaugh CreekNo
l. MARITIME VESSEL
No
m. KNOWN IMPACT
Unknown
3. a. INCIDENT LOCATION: 6255 Commerce Boulevard
b. CITY:c. COUNTY: d. ZIP:
Rohnert Park
Sonoma CountyBAY AREA AQMD
4. INCIDENT DESCRIPTION:
a. DATE:b. TIME (Military):c. SITE:d. REPORTED CAUSE
11/29/20221430 Waterways Blockage
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: Sonoma County Fire Services Departmente. SEC. AGENCY:
f. ADDITIONAL COUNTY: g. ADMIN. AGENCY:
h. NOTIFICATION LIST:
Cal GEM:
RWQCB Unit:

1
Cal OES Region:
AA/CUPA, DTSC, RWQCB, US EPA, USFWS, DFW-OSPR, LANDS, PARKS & REC, Co/WP, Co/E-Hlth
Photo Attachment:
11. Cal OES Reg.
********* Control No: 22-7020 *********

Created by: Warning Center on: 11/30/2022 11:30:10 AM Last Modified by: Warning Center on: 11/30/2022 11:51:03 AM