Government contracts & bids in Orange County Sanitation District, California
Open solicitations where the work will be performed in or around Orange County Sanitation District, California — including city and county bids, school district and special-district RFPs, and federal contracts with a Orange County Sanitation District place of performance. Updated daily from official procurement sources.
5 open solicitations right now.
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Latest open solicitations in Orange County Sanitation District
- FE23-03 (Construction), WETWELL LEVEL MONITORING UPGRADE AT COLLECTIONS PUMP STATIONSOrange County Sanitation District, CAOrange County Sanitation District, CAPosted Jul 14, 2026Due Sep 1, 2026
FE23-03, WETWELL LEVEL MONITORING UPGRADE AT COLLECTIONS PUMP STATIONS. PLEASE SEE NOTICE INVITING BIDS.
- Classification & Compensation Studies 2026 All GroupsOrange County Sanitation District, CAOrange County Sanitation District, CAPosted Jul 6, 2026Due Jul 30, 2026
The Orange County Sanitation District (OC San) is a public agency that provides wastewater collection, treatment, and recycling for approximately 2.6 million people in central and northwest Orange County. OC San is a special district, governed by a Board of Directors consisting of 25 board members appointed from 20 cities, two sanitary districts, two water districts and one representative from the Orange County Board of Supervisors. Our facilities include 396 miles of sewer pipes, located thr…
- PSA2026-002 (RFP), COST ESTIMATING SERVICESOrange County Sanitation District, CAOrange County Sanitation District, CAPosted Jun 16, 2026Due Jul 30, 2026
OC SAN is soliciting Proposals to provide on-call Cost Estimating Professional Services to support its engineering projects, which includes large and small capital projects and operationally funded repair projects.
- J-143 PDB (RFP), Solids Deep Well InjectionOrange County Sanitation District, CAOrange County Sanitation District, CAPosted Jun 16, 2026Due Aug 11, 2026
The Solids Deep Well Injection System (SDWIS) at OC SAN’s Plant No. 1 is a multiphase capital project requiring design, permitting, construction, testing, and commissioning of a new long term solids management facility. The Project includes: • Development of a full-scale deep well injection facility to potentially manage the average daily production of solids from Plant No. 1 (approximately 520 gallons per minute of digested sludge at 3-4% density) as well as flexibility for future Plant No. …
- J-141 (RFI), Public Address System ReplacementOrange County Sanitation District, CAOrange County Sanitation District, CAPosted Jun 15, 2026Due Aug 31, 2026
The Orange County Sanitation District (OC SAN) is seeking information from qualified consultants for the upcoming J-141 Public Address System Replacement Project and invites interested firms to participate in this early market outreach effort. OC SAN welcomes responses from interested firms and may conduct follow-up discussions to better understand industry capabilities and market approaches.
Recently closed in Orange County Sanitation District
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- Insurance Broker ServicesOrange County Sanitation District, CAOrange County Sanitation District, CAClosed Jul 28, 2026
The Orange County Sanitation District (OC San) is seeking a proactive broker partner (Consultant) that will provide strategic insurance, risk management, and advisory services in support of OC San’s complex wastewater treatment operations and evolving risk management objectives. The Consultant shall provide comprehensive insurance broker services to OC San.
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Create free alertNearby cities & counties
- Los Angeles (266)
- San Diego (154)
- Sacramento (75)
- Riverside (39)
- Fresno (32)
- Alameda (28)
- San Francisco (28)
- Oakland (25)
- Los Angeles Unified School District (24)
- Edwards (24)
- Santa Ana (23)
- Santa Barbara (20)
- San Jose (17)
- Long Beach (16)
- Port Hueneme Cbc Base (16)
- Los Angeles County Public Works (15)
- Irvine (15)
- East Bay Municipal Utility District (14)
- Stockton (14)
- El Segundo (13)
- Tracy (13)
- Vallejo (13)
- Bakersfield (12)
- Salinas (12)
- San Francisco Puc (12)
- Travis Afb (12)
- Eastern Municipal Water District (12)
- Modesto (11)
- Murrieta (11)
- Palmdale (11)
- Imperial Irrigation District (11)
- San Bernardino (10)
- Lompoc (10)
- Orange County Transportation Authority (10)
- Camp Pendleton (10)
- Housing Authority Of Alameda (10)
- Inglewood (10)
- Sacramento Regional Transit District (10)
- Glendale (9)
- Temecula (9)
Frequently asked
5 open government solicitations are currently posted with a Orange County Sanitation District, California place of performance — including city, county, school-district, special-district, and federal bids — updated daily.
Orange County Sanitation District solicitations span construction, professional and IT services, supplies, and equipment, posted by Orange County Sanitation District and California agencies as well as federal buyers performing work there.