CA0055221 Order No. R4-2026-0150  =====  Status: Active  =====  CI - 3021
Effective Date: 2026-08-01

Discharger

Name
Simi Valley City
Address
2929 Tapo Canyon Road
Simi Valley, CA 93065
Contact
Al Sexton
Phone/Email
(805) 583-6443 / ASexton@simivalley.org

Facility

Name
Simi Valley WQCP
Address
600 W Los Angeles Avenue
Simi Valley, CA 93065
Contact
Al Sexton
Phone/Email
(805) 583-6443 / ASexton@simivalley.org

Order/Permit Information

Permit Type
REN, I, NPDES
Threat To Water Quality
1
Complexity
A
Order Title
Waste Discharge Requirements (WDRs) and National Pollutant Discharge Elimination System Permit for the City of Simi Valley Simi Valley Water Quality Control Plant

Staff Contact Information

Name
Don Tsai
Department
Permitting - Municipal (POTWs)
Phone Number
(213) 576-6681
Email Address
don.tsai@waterboards.ca.gov

Receiving Water

Watershed
Calleguas Creek
Waterbody
Arroyo Simi