Orange County Sanitation District Government Bids
Browse active and historical government bids, RFPs, RFQs, IFBs, contract opportunities, and procurement notices issued by the Orange County Sanitation District. Use this page to monitor Orange County Sanitation District procurement activity, track upcoming bid opportunities, and identify potential government contracting opportunities in california. Select a bid title below to view bid details, due dates, agency information, bid documents, and submission requirements.
- 3-60 (Construction), Knott-Miller Holder Artesia Branch Rehabilitation - OUTREACH EVENT INVITATION bid · Closed · Due: 5/29/2026 Orange County Sanitation District View Notice
- PS25-01 (RFP), SIPHON ASSESSMENTS IN ANAHEIM, NEWPORT BEACH, AND ORANGE bid · Closed · Due: 5/05/2026 Orange County Sanitation District View Notice
- Purchase of Liquid Anionic Polymer bid · Closed · Due: 4/02/2026 Orange County Sanitation District View Notice
- On-Call Traffic Control Services bid · Closed · Due: 3/17/2026 Orange County Sanitation District View Notice
- Communications Consultant for Biosolids Deep Well Injection Project bid · Closed · Due: 3/12/2026 Orange County Sanitation District View Notice
- Communicatons Consultant for Biosolids Deep Well Injection Project bid · Closed · Due: 3/12/2026 Orange County Sanitation District View Notice
- Capital Facility Capacity Charge (CFCC) Support Services bid · Closed · Due: 3/12/2026 Orange County Sanitation District View Notice
- J-143 PDB PROJECT OUTREACH AND SAMPLE PDB CONTRACT bid · Closed · Due: 3/31/2026 Orange County Sanitation District View Notice
- PSA2026-001 (PSA), SUPPLEMENTAL ENGINEERING SERVICES bid · Closed · Due: 3/09/2026 Orange County Sanitation District View Notice
- Project # J-141 (RFP), Public Address System Replacement - Outreach bid · Closed · Due: 2/03/2026 Orange County Sanitation District View Notice
- FE18-06 (Construction), CENGEN INSTRUMENT AIR COMPRESSORS REPLACEMENT AT PLANT NO. 1 bid · Closed · Due: 3/11/2026 Orange County Sanitation District View Notice
- Security Services bid · Closed · Due: 1/28/2026 Orange County Sanitation District View Notice
- J-143 PDB - REQUEST FOR ONE-ON-ONE MEETINGS FOR PROGRESSIVE DESIGN-BUILD PROJECT bid · Closed · Due: 1/30/2026 Orange County Sanitation District View Notice
- 2-73 (PDSA), FULLERTON-PLACENTIA SEWER FACILITIES DEMOLITION AND REHABILITATION bid · Closed · Due: 3/11/2026 Orange County Sanitation District View Notice
- Project # 3-60 (Construction), Knott-Miller Holder Artesia Branch Rehabilitation - Outreach bid · Closed · Due: 1/29/2026 Orange County Sanitation District View Notice
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