Project Partners: City of Victorville and Woodard & Curran (which operates the Victorville Industrial Wastewater Treatment Plant (IWWTP)) Facility: Southern California Logistics Airport (SCLA) Industrial Wastewater Treatment Plant, which includes the Victorville Industrial Wastewater Treatment Plant (IWWTP), located at the former George Air Force Base in Victorville Established: IWWTP was first built in 2012 Average...

Project Partners: East Valley Water District (EVWD), Balfour Beatty with Arcadis, Ruhnau Clarke Architects, Trussel Technologies, and WSP Name of Project: The Sterling Natural Resource Center The Sterling Natural Resource Center (SNRC) integrates innovative technologies, a multi-benefit approach, and a focus on maximizing resources to design and construct a facility that models sustainable infrastructure development,...

Population Served: 484,000 Collection System Gravity Sewers: 203 miles Force Mains: 16.67 miles Pump Stations: 10 Number of Service Connections: 20,747 Range of Pipe Sizes: 6 to 30 inches In 2008, the District adopted its Lateral Reimbursement Program (LRP), which provides customers with a 50% reimbursement, up to a maximum of $3,000, for qualified sewer...

Population Served: 200,000 Established: 1909 Collection System Gravity Sewers: 360 miles Force Mains: 3.27 miles Laterals: 229 miles Pump Stations: 27 Number of Service Connections: 48,577 Range of Pipe Sizes: 4 inches to 30 inches “The City’s GIS Section helped us by putting together a map identifying all food service establishments, sewage spill sites, high...

Service Area: The service area includes 13 cities and towns in Contra Costa County, including Alamo, Clayton, Clyde, Concord, Danville, Lafayette, Martinez, Moraga, Orinda, Pacheco, Pleasant Hill, San Ramon, and Walnut Creek. Population Served: 484,000 Established: 1946 Collection System Gravity Sewers: 1,519 Force Mains: 21 Laterals: N/A Pump Stations: 18 Number of Service Connections: 155,660...

Name of Facility: 4S Ranch Water Reclamation Facility Population Served: Approximately 87,000 customers in Encinitas, Carlsbad, San Diego, Solana Beach, and neighboring communities. Established: OMWD was incorporated in 1959. The 4S Ranch Water Reclamation Facility was built in 1990. Average Daily Capacity: Design capacity is 2 mgd, with a current daily average of approximately 1.2...

Name of Facility: Oro Loma/Castro Valley Water Pollution Control FacilityPopulation Served: Approximately 190,000Established: Oro Loma Sanitary District was founded in 1911. Construction for the Oro Loma/Castro Valley Water Pollution Control Facility was completed in 1950.Average Daily Capacity: 20 mgd Dry Weather Capacity, 106 mgd Wet Weather Process Description Advanced Secondary – Modified LudzackEttinger Nitrification/Denitrification Process....

The Encina Water Pollution Control Facility (EWPCF) plays an essential role at the Encina Wastewater Authority (EWA), serving over 380,000 residents in North San Diego County. Originally constructed in the 1960s, EWPCF has evolved into a Class V wastewater treatment plant designed to handle an ultimate average dry weather flow capacity of 40.5 mgd of...

The California Water Environment Association (CWEA) proudly recognizes fifteen outstanding organizations and ten individuals for their exceptional contributions to safeguarding California’s water resources. The 96th Annual CWEA Awards Ceremony, held on April 24, 2025, in Palm Springs, Calif., celebrated these champions of innovation and dedication, selected from over 250 applications. For nearly a century, the...

The Central Contra Costa Sanitary District (Central San) Collection System Operations Division in Walnut Creek is renowned for preventing sewer spills. Achieving that goal, as well as other accomplishments, earned Central San the 2025 Collection System Award, presented recently at AC25 in Palm Springs last month.  “We have a great staff,” says Paul Seitz, manager...

The P3S Committee is currently accepting nominations for the 2024 Facility of the Year (FOTY) Awards.  The FOTY Awards are presented annually to large and small industries across California for their outstanding and innovative solutions in wastewater treatment, stormwater management, pollution prevention, and/or waste minimization. This is an excellent opportunity to recognize industrial users in...

Apply to be a presenter at the 2025 P3S Conference and Expo at the Hayes Mansion in San José. Apply by August 30th > Severe winter rains could not keep members away from CWEA’s 51st annual Pretreatment, Pollution Prevention, and Stormwater Conference in Anaheim. During our February conference, drenching rains lasted throughout the week but...

The Napa Sanitation District (NapaSan) credits its long-standing record of no permit violations to its unwavering commitment to excellence, sustainability, and efficient operations, supported by a top-notch maintenance program. While all of these efforts would make this agency a worthy winner of CWEA’s Medium Plant of the Year, NapaSan’s Operations SVC Director, Jim Keller, attributes...

Every night, a little boy in Castro Valley, California, asks his mom to read him a bedtime story from a comic book called Defenders of the Bay. He likes the monsters depicted in the comic book, its 20 action-packed pages, the villains and heroes, and the battle between good and evil. What he might not realize...

Thirteen organizations and eight individuals were celebrated as honorees of the 95th Annual California Water Environment Association (CWEA) Awards, recognizing those who have significantly contributed to the enhancement of California’s water environment. These winners were selected from a competitive pool of over 250 applications and honored at a ceremony held on April 11, 2024, in...

Twelve organizations and nine individuals comprise the honorees of the 94th Annual California Water Environment Association (CWEA) Awards, celebrating those who have made significant contributions to improving the water environment in California. These organizations and individuals were selected from over 300 applications and received their awards at a ceremony on April 19, 2023, in San...

Ross Valley Sanitary District (RVSD) was presented with the California Water Environment Association (CWEA) Wastewater Collection System of the Year Award in the category of “small system.” RVSD was selected as the top sewer system in the state in 2022 out of the hundreds of systems less than 250 miles in length. “This distinguished award...

City of Redding Stillwater Wastewater Treatment Facility Population served:  29,000 Built 1992 / Major expansion 2014 Flow rates Average dry weather flow: 4 million gallons per day (MGD) Peak flow: 14.4 MGD TREATMENT PROCESS Conventional activated sludge Liquid treatment Screening; activated sludge treatment with secondary clarification, filtration, and chlorination/de-chlorination. Tertiary treatment by traveling bridge sand...

VALLEY WATER Silicon Valley Advanced Water Purification Center City/population served: Santa Clara County’s 2 million residents Plant commissioned: March 2014   FLOW RATES Average daily flow: 8 MGD Upgrade up to 9 MGD   TREATMENT PROCESS Microfiltration, reverse osmosis, and ultraviolet disinfection. Recycled Water Usage Silicon Valley Advanced Water Purification Center (SVAWPC) is designed to...

The purpose of the Facility of the Year (FOTY) Award is to create incentive on the part of industrial users taking proactive steps to meet current environmental pollution control standards. The FOTY Award gives an opportunity for CWEA members to provide positive publicity and recognition of the industrial user’s efforts and successes with protecting the...

Last month, CWEA announced the state winners of the Annual Awards program. Among those winners are our specialized awards given to innovators, dedicated wastewater professionals and those who have made a particular contribution to the industry. These Gimmicks and Gadgets winners, Select Society of Sanitary Sludge Shovelers and Quarter Century recognition awards showcase some of...

CWEA is proud to announce the state winners of the Annual Awards program. These individuals and agencies were selected by CWEA’s Committees from over 172 applications. “It’s an incredibly exciting time to work in the wastewater industry. From recycled water to green energy to resource recovery, these award winners demonstrate they can step up, work together,...

The California Association of Sanitation Agencies (CASA) has been named the winner of the 2021 Pollution Prevention Award for leading efforts to pass state legislation in October that will require “Do Not Flush” warnings on packaging for baby wipes, cleaning wipes and cosmetic wipes, and will compel manufacturers to educate the public on the harmful...

The Software & Information Industry Association (SIIA) announces winners of the 41st Annual AM&P Network EXCEL Awards. CWEA has won Gold the “Rebranding” category. The EXCEL Awards are the largest and most prestigious program recognizing excellence and leadership in association media, publishing, marketing and communication. With 240 awards presented across 82 categories, the ceremony culminated with the EXTRA!...

The 2020 applications are now available online at awards.cwea.org. Recognize outstanding achievements within the wastewater field. Improve the professional status of all personnel working in the wastewater industry and related fields. Stimulate public awareness of the importance of wastewater treatment to public health and the water environment. Awards are given at the Local Section level first;...

CWEA is proud to announce the state winners of the Annual Awards program. These individuals and agencies were selected by CWEA’s Committees from over 300 applications. Due to the postponement of AC20, we will present the award plaques during the rescheduled Annual Conference on October 27-30 in Reno. Special thanks to Xylem as the lead supporter for the...

Thank you Xylem for supporting our annual awards program! The California Water Environment Association (CWEA) announced the winners of its 2019 awards program at its Annual Conference in Palm Springs on April 12. Nominations that advance through CWEA’s 17 local sections’ awards programs plus a select group of special awards are eligible to compete statewide....

The California Water Environment Association (CWEA) announced the winners of its 2017 awards program at its Annual Conference in Sacramento on April 20. Nominations that advance through CWEA’s 17 local sections’ awards programs plus a select group of special awards are eligible to compete statewide. To kick off the ceremony, Small Plant of the Year winner,...