Orange County Sanitation District Government Contract Opportunities & Archives
Access open contracts from city, county, educational, state and federal governments. Sign up today and gain instant access to the latest bid opportunities and receive Daily Contract Alerts matched to your business profile.
Headworks Standby Generator No. 1 and EPSA Standby Generator No. 3 Radiator Replacements at Plant No. 2 (MP2-029)
California | State & Local Save
Due: 4/27/2026
Posted: 3/26/2026
Hach Samplers
California | State & Local Save
Due: 4/23/2026
Posted: 3/23/2026
Contract Laboratory Testing Services to Support Special Projects
California | State & Local Save
Due: 4/21/2026
Posted: 3/19/2026
On-Call Condition Assessment Program Support Services
California | State & Local Save
Due: 4/16/2026
Posted: 3/17/2026
Purchase of Liquid Anionic Polymer
California | State & Local Save
Due: 4/07/2026
Posted: 3/11/2026
Purchase of Liquid Anionic Polymer
California | State & Local Save
Due: 4/02/2026
Posted: 3/10/2026
PS25-01 (RFP), SIPHON ASSESSMENTS IN ANAHEIM, NEWPORT BEACH, AND ORANGE
California | State & Local Save
Due: 5/05/2026
Posted: 3/10/2026
3-60 (Construction), Knott-Miller Holder Artesia Branch Rehabilitation - OUTREACH EVENT INVITATION
California | State & Local Save
Due: 5/29/2026
Posted: 3/10/2026
On-Call Traffic Control Services
California | State & Local Save
Due: 3/17/2026
Posted: 2/19/2026
Communications Consultant for Biosolids Deep Well Injection Project
California | State & Local Save
Due: 3/12/2026
Posted: 2/12/2026
Communicatons Consultant for Biosolids Deep Well Injection Project
California | State & Local Save
Due: 3/12/2026
Posted: 2/09/2026
Capital Facility Capacity Charge (CFCC) Support Services
California | State & Local Save
Due: 3/12/2026
Posted: 2/05/2026
J-143 PDB PROJECT OUTREACH AND SAMPLE PDB CONTRACT
California | State & Local Save
Due: 3/31/2026
Posted: 2/05/2026
PSA2026-001 (PSA), SUPPLEMENTAL ENGINEERING SERVICES
California | State & Local Save
Due: 3/09/2026
Posted: 1/28/2026
Project # J-141 (RFP), Public Address System Replacement - Outreach
California | State & Local Save
Due: 2/03/2026
Posted: 1/26/2026
FE18-06 (Construction), CENGEN INSTRUMENT AIR COMPRESSORS REPLACEMENT AT PLANT NO. 1
California | State & Local Save
Due: 3/11/2026
Posted: 1/21/2026
Security Services
California | State & Local Save
Due: 1/28/2026
Posted: 1/15/2026
J-143 PDB - REQUEST FOR ONE-ON-ONE MEETINGS FOR PROGRESSIVE DESIGN-BUILD PROJECT
California | State & Local Save
Due: 1/30/2026
Posted: 1/15/2026
2-73 (PDSA), FULLERTON-PLACENTIA SEWER FACILITIES DEMOLITION AND REHABILITATION
California | State & Local Save
Due: 3/11/2026
Posted: 1/13/2026
Project # 3-60 (Construction), Knott-Miller Holder Artesia Branch Rehabilitation - Outreach
California | State & Local Save
Due: 1/29/2026
Posted: 1/07/2026
