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.
- Right of Way Services bid · Closed · Due: 5/27/2026 Orange County Sanitation District View Notice
- FE25-02 (OUTREACH), Headquarters Pantry Electrical Improvements at Plant No. 1 bid · Open · Due: 7/31/2026 Orange County Sanitation District View Notice
- J-133 (PDB) Laboratory Replacement at Plant No. 1 bid · Closed · Due: 6/30/2026 Orange County Sanitation District View Notice
- Urea Solution 32.5% Reagent Grade bid · Closed · Due: 5/05/2026 Orange County Sanitation District View Notice
- On-Call Odor Control Services bid · Closed · Due: 4/28/2026 Orange County Sanitation District View Notice
- Headworks Standby Generator No. 1 and EPSA Standby Generator No. 3 Radiator Replacements at Plant No.… bid · Closed · Due: 4/27/2026 Orange County Sanitation District View Notice
- Hach Samplers bid · Closed · Due: 4/23/2026 Orange County Sanitation District View Notice
- Contract Laboratory Testing Services to Support Special Projects bid · Closed · Due: 4/21/2026 Orange County Sanitation District View Notice
- On-Call Condition Assessment Program Support Services bid · Closed · Due: 4/16/2026 Orange County Sanitation District View Notice
- Purchase of Liquid Anionic Polymer bid · Closed · Due: 4/07/2026 Orange County Sanitation District View Notice
- 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
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