Public Services Provided by the RWQCP

Draining a Pool Swimming Pool

Before draining your pool, please call the City’s Environmental Compliance Division at 951-351-6140 (dial 311 after normal business hours) for approval.

Pools may not be drained into our storm drains, street gutters or sewer manholes. Pools must be drained through your on-site sewer clean-out.

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311 Call Center

The City of Riverside’s Call Center provides a centralized point of contact for any non-emergency call for city information and services. The 311 Call Center should be utilized for all sewer related issues. The Call Center can be reached 24 hours a day, seven days a week by dialing 951-826-5311. You can complete the 311 Call Center forms online.

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Plant Tours

Due to plant expansion and safety concerns, we are currently limiting tours of our facility. For more information please contact us at (951)351-6280.

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R.V. Dump Station Temporarily Closed

The Riverside Water Quality Control Plant RV Dump Station is temporarily closed due to construction activity. The City of Riverside is in the process of upgrading and expanding the wastewater treatment plant.

RV Dump station flyer

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Septic Station Open to Liquid Waste Haulers

The Riverside Water Quality Control Plant Septic Hauler Station is now open to liquid waste haulers during normal business hours:

Monday - Friday: 7:00 am to 5:00 pm

Saturday: 12:00 pm to 4:00 pm

Sunday: 12:00 pm to 4:00 pm

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Dye Tests

Dye Tests are usually performed when you are not sure if you are connected to the sewer line. The Riverside Water Quality Control Plant is committed to providing important information in a timely manner. Dye Tests are provided at no charge to residents within the City limits.

The test can be scheduled Monday through Friday, and are usually performed around 12:00 p.m. Weekend tests are not available. Requests should be made at least a week in advance. To schedule a Dye Test call 951-351-6140.

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Locating a Lateral

Need help locating your lateral? The Riverside Water Quality Control Plant can help. For more information call 951-351-6140.

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Quick Links
Sewer Rates & Fees
Other Wastewater Resources
General Information
Riverside Water Quality Control Plant (RWQCP)
5950 Acorn Street
Riverside, CA 92504

Phone: (951) 826-5311
The 311 Call Center is open during normal business hours to assist you.

After Hours Phone: (951) 351-6140
In case of an emergency or sanitary sewer overflow, please contact the RWQCP after hours number for immediate assistance.

Admin Hours:
Hours: M-F 7:30 am-4:30 pm  
Closed on Weekends and Major Holidays
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