| |
SMALL (1-25 Employees) |
MEDIUM (26-75 Employees) |
LARGE (76 or More) |
| 2019 |
City of Palm Springs WWTP |
Central Marin Sanitation Agency |
|
| 2018 |
CDMSmith, USMC Southern Region Tertiary Treatment Plant
|
Fairfield-Suisun Sewer District
|
|
| 2017 |
Ironhouse Sanitary District |
South Orange County Wastewater Authority |
Encina Wastewater Authority |
| 2016 |
Carmel Area Wastewater District |
Central Marin Sanitation Agency |
Central Contra Costa Sanitary District |
| 2015 |
City of Los Angeles, Department of Public Works, Glendale Wastewater Reclamation Plant |
Encina Wastewater Authorityt |
Orange County Sanitation District |
| 2014 |
Veolia-Arvin, Arvin Wastewater Treatment Plant |
Oro Loma Sanitary District |
Orange County Sanitation District |
| 2013 |
City of Burlingame, Burlingame Wastewater Treatment Facility |
Delta Diablo Sanitation District |
Orange County Sanitation District |
| 2012 |
San Elijo Joint Powers Authority |
Encina Wastewater Authority |
|
| 2011 |
Burlingame Wastewater Treatment Plant (Veolia Water) |
Fairfield-Suisun Sewer District |
Central Contra Costa Sanitary District |
| 2010 |
Stantec/City of Lincoln Wastewater Treatment and Reclamation Facility |
Vallejo Sanitation & Flood Control District |
Union Sanitary District |
| 2009 |
San Elijo Water Reclamation Facility |
Delta Diablo Sanitation District |
County Sanitation Districts of Los Angeles |
| 2008 |
City of Rialto |
City of Sunnyvale Water Pollution Control Facility |
Fresno/Clovis Wastewater Reclamation Facility |
| 2007 |
Burlingame Wastewater Treatment Facility / Veolia Water North America |
Oro Loma Sanitary District |
|
| 2006 |
Eco: LOGIC Engineering/City of Lincoln Wastewater TRF |
Palo Alto Regional Water Quality Control Plant |
Fresno-Clovis Regional WWRF |
| 2005 |
Burlingame Wastewater Treatment Plant |
Central Marin Sanitation Agency |
Monterey Regional Water Pollution Control Agency |
| 2004 |
Veolia Water NAOS, Atwater WW Treatment Plant |
City of Palo Alto WQCP |
East Bay MUD |
| 2003 |
Burlingame Wastewater Treatment Plant |
City of Vacaville, Easterly Wastewater Treatment Plant |
Sacramento Regional Wastewater Treatment Plant |
| 2002 |
Big Bear Area RWA |
South Tahoe Public Utility Dist |
|
| 2001 |
City of Burlingame Wastewater Treatment Facility |
Encina Wastewater Authority |
|
| 2000 |
Fallbrook WTP |
|
|
| 1999 |
Fallbrook WTP |
South Tahoe Public Utility Dist. |
LACSD |
| 1998 |
U.S. Filter EOS-Petaluma |
Vallejo S&FCD |
Irvine Ranch WD |
| 1997 |
Goleta Sanitary District |
Oro Loma Sanitary District |
Palo Alto RWQCP |
| 1996 |
EOS Petaluma |
West County WWTP |
Sacramento RCSD |
| |
<10 MGD |
>10 MGD |
Local Section |
| 1995 |
Goleta Sanitary District |
Vallejo S&FCD |
Sierra Section |
| 1994 |
Central Marin SA |
Central Contra Costa SD |
Sierra Section |
| |
<20 MGD |
>20 MGD |
Local Section |
| 1993 |
Selma-Kingsburg-Fowler CSD |
City Palo Alto RWQCP |
San Francisco Bay Section |
| 1992 |
Horton WWTP |
Central Marin SA |
Santa Clara Valley Section |
| 1991 |
Oro Loma SD |
Dublin San Ramon Svcs Dist |
Santa Clara Valley Section |
| 1990 |
|
Palo Alto Regional |
|
| 1989 |
City of Sunnyvale WPCP |
City of Stockton |
|