California Water & Sewer District Bids & RFPs

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California Water & Sewer Districts with Open Bids

Sonoma County Water Agency (Sonoma Water)36 openValley Water22 openWater Replenishment District of Southern California19 openSanta Clara Valley Water District11 openMEINERS OAKS COUNTY WATER DISTRICT5 openOrange County Water District5 openSan Francisco Public Utilities Commission5 openWESTERN MUN WATER DIST OF RIVERSIDE5 openEAST NILES COMM SERVICE DIST4 openYuba Water Agency4 openBIGHORN-DESERT VIEW WATER AGENCY3 openMission Springs Water District3 openSALIDA SANITARY DIST3 openHelix Water District2 openMETROPOLITAN WATER DIST OF SOUTHERN CALIFORNIA2 openMIDWAY HEIGHTS CO WATER DISTRICT2 openPATTERSON TRACT COMMUNITY SERVICES DISTRICT2 openSan Bernardino Valley Municipal Water District2 openSan Diego County Water Authority2 openSTOCKTON EAST WATER DISTRICT2 openVallecitos Water District2 openWest County Wastewater2 openCENTRAL COAST WATER AUTHORITY1 openCENTRAL MARIN SANITATION AGENCY1 openEastern Municipal Water District1 openElsinore Valley Municipal Water District1 openGARBERVILLE SANITARY DISTRICT1 openIrvine Ranch Water District1 openLAS VIRGENES MUNCIPAL WATER DIST1 openMammoth Community Water District1 open

Latest Water & Sewer District Bids in California

CAwater_sewerOpenTODAY
Olivenhain Reservoir PFAS Evaluation Study
San Diego County Water Authority Engineering Department · #2026-DM-OlivenhainPFASEvaluationStudy
Other
CAwater_sewerOpenTODAY
Dr. Joe Waidhofer Water Treatment Plant Lightning and Surge Protection Project
STOCKTON EAST WATER DISTRICT
Water & Sewer
CAwater_sewerOpenAug 13, 2026
On-Call Structural Engineering Services 2027
Valley Water
Engineering
CAwater_sewerOpenAug 13, 2026
On-Call Asphalt Paving Services
Rainbow Municipal Water District
Roads & Paving
CAwater_sewerOpenAug 13, 2026
On-Call Structural Engineering Services 2026
Valley Water
Engineering
CAwater_sewerOpenAug 14, 2026
Industrial Hygiene Services
Valley Water
Other
CAwater_sewerOpenAug 17, 2026
Bulk Poly (diallydimethylammonium Chloride) PolyDADMAC Polymer
METROPOLITAN WATER DIST OF SOUTHERN CALIFORNIA
Other
CAwater_sewerOpenAug 17, 2026
Groundwater Recharge Capacity Expansion Project - Ferro Recharge
United Water Conservation District · #26-03
Other
CAwater_sewerOpenAug 18, 2026
RFQ for On-Call Environmental Services- (CANCELED)
Orange County Water District · #RFQ-25-001
Environmental
CAwater_sewerOpenAug 18, 2026
RFQ for On-Call Environmental Services
Orange County Water District · #RFQ-25-001
Environmental
CAwater_sewerOpenAug 18, 2026
RFB for City of Fullerton Well 10 PFAS Treatment Project
Orange County Water District · #Contract No. FUL-2026-1
Other
CAwater_sewerOpenAug 20, 2026
Southern Carports Upgrades
Three Valleys Municipal Water District
Other
CAwater_sewerOpenAug 20, 2026
RFQ for On-Call Regulatory Compliance Support Services
Orange County Water District · #RFQ-25-002
Other
CAwater_sewerOpenAug 20, 2026
RFP for Professional Project Management Services - Laboratory Information Management System (LIMS) Replacement Project
Orange County Water District · #RFP-25-015
IT & Technology
CAwater_sewerOpenAug 21, 2026
Trailer Mounted Pump
Valley Water
Vehicles & Equipment
CAwater_sewerOpenAug 21, 2026
On-Call Watersheds Asset Management and Stewardship Planning Services
Valley Water
Professional Services
CAwater_sewerOpenAug 21, 2026
Demolition of Nine Parcels at Hoot Owl Way
Valley Water
Construction
CAwater_sewerOpenAug 27, 2026
RFB-LB-476090 Bulk Hydrogen Peroxide
METROPOLITAN WATER DIST OF SOUTHERN CALIFORNIA
Other
CAwater_sewerOpenAug 27, 2026
Web Development and Hosting Services
Valley Water
Other
CAwater_sewerOpenAug 27, 2026
As-Needed Specialty Field Support, Analysis and Engineering Services
San Diego County Water Authority · #RFP-JN-AsNeededSpecialtyFieldSupportAnalysisAndEngineering
Engineering
CAwater_sewerOpenAug 28, 2026
Ml River Flow Forecasting
Valley Water
Other
CAwater_sewerOpenSep 1, 2026
R.M. Levy Water Treatment Plant Filter Rehabilitation Project
Helix Water District · #CIP25203
Construction
CAwater_sewerOpenSep 7, 2026
Labor Day / Día del Trabajo
Mission Springs Water District
Other
CAwater_sewerOpenSep 8, 2026
Clements Pipeline And Reservoir Project Phase 2a
STOCKTON EAST WATER DISTRICT
Water & Sewer
CAwater_sewerOpenSep 14, 2026
Subsurface Excavation Drilling Services for Cathodic Protection Anode Install
San Diego County Water Authority · #NIB-SubsurfaceExcavationDrillingServicesforCathodicProtect
Other
CAwater_sewerOpenOct 2, 2026
Lake Jennings Campground and Public Access Recreation Amenity Improvements
Helix Water District · #CIP20009
Other
CAwater_sewerOpenOct 14, 2026
LifeStream Blood Drive at Mission Springs Water District / Campaña de Donación de Sangre de LifeStream en Mission Springs Water District
Mission Springs Water District
Other
CAwater_sewerOpenNov 3, 2026
Request for Proposals – GIS Professional Services
BIGHORN-DESERT VIEW WATER AGENCY
IT & Technology
CAwater_sewerOpenNov 3, 2026
Notice of Election, November 3, 2026
BIGHORN-DESERT VIEW WATER AGENCY
IT & Technology
CAwater_sewerOpenNov 3, 2026
2025 Consumer Confidence Report
BIGHORN-DESERT VIEW WATER AGENCY
IT & Technology

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