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This Government Contract opportunity from California was posted on June 25, 2026. The submission period has ended. Browse the details below for market research, or find similar active opportunities.

Waste Disposal and Treatment at Licensed Facilities

Closed
State & Local

Contract Overview

Solicitation details, issuing organization, response deadlines, documents, and interested companies for this government contract opportunity.

Active Opportunities Like This One

NAICS: 221320
New
Federal
Y--GRCA 257282 - Replace Wastewater Plant at South Ri
Solicitation # 140P2026R0101
Solicitation 140P2026R0101 is an unrestricted full and open competition Invitation for Bid issued by the National Park Service, DSC Contracting Services Division, for the replacement of the South Rim Wastewater Treatment Plant at Grand Canyon National Park, Arizona. The project involves the construction of a GD Membrane Bio-Reactor wastewater treatment plant, including new treatment facilities, administrative and support buildings, and process systems. The scope of work encompasses complete demolition and removal of existing infrastructure, site preparation, grading, paving, fencing, and improvements to the facility access road. A critical requirement is that the existing plant must remain in permitted operation until the new facility is accepted by the government, and the contractor must provide a 12-month operational support period. The contract is a firm-fixed-price acquisition with a magnitude exceeding 100 million dollars. The mandatory period of performance is 1095 calendar days, scheduled from February 1, 2027, to February 1, 2030. Award will be based on a multi-factor, best-value tradeoff process evaluating technical experience, technical approach, key personnel experience, and price. Required deliverables include a detailed commissioning plan covering startup sequencing, operator training, and regulatory coordination. The contractor must furnish performance and payment bonds and comply with union prevailing wage rates, Department of the Interior cybersecurity requirements, and ADA/ABA accessibility standards.
Dsc Contracting Services Division

POSTED

about 16 hours ago

DEADLINE

in 21 days
NAICS: 221320
New
SLED
RFB-758-2700000186-1 | Water and Wastewater Operations, Maintenance, Monitoring
Solicitation # RFB-758-2700000186-1
Solicitation RFB-758-2700000186-1 is a request for bids issued by the Kentucky Department of Military Affairs to secure a contractor for comprehensive water and wastewater operations, maintenance, monitoring, and repair services at Bluegrass Station. The scope of work encompasses the wastewater treatment and collection systems, the stormwater system, and the drinking water distribution system. The selected contractor will be responsible for providing all management, labor, equipment, and administrative support, including specialized electrical services for pumps and motors, laboratory coordination, and emergency response. The contract is structured with an initial one-year term and includes the option for four additional two-year extensions. The award will be determined using a Best Value Ranking Approach, where price accounts for 90 points and business experience accounts for 10 points, with a minimum requirement of three years in business. Bidders must provide documentation of their business history and hold current Kentucky Class II certifications for both Wastewater Operator and Collection System Operator roles. Mandatory requirements include minimum insurance coverage of 1,000,000 dollars for both automobile and professional liability, compliance with the Equal Employment Opportunity Act of 1978, and adherence to Section 504 of the Rehabilitation Act of 1973. All bids must be submitted electronically via the Vendor Self Service portal by November 16, 2026.
Department of Military Affairs

POSTED

1 day ago

DEADLINE

in 19 days
NAICS: 221320
Federal
Operations and Maintenance (O&M) Services for the SBIWTP
Solicitation # 191BWC26R0009
Solicitation 191BWC26R0009, issued by the International Boundary and Water Commission, seeks a contractor to provide Firm Fixed Price Operations and Maintenance (O&M) services for the South Bay International Wastewater Treatment Plant (SBIWTP) in San Ysidro, California. The contract is structured with a base year running from June 1, 2027, to May 31, 2028, and multiple option years extending through May 2031. A primary objective of the scope is managing plant operations, SCADA systems, and maintenance during the facility's expansion from 25 MGD to 50 MGD. The contractor must ensure 24/7 staffing, including a bilingual operator, and maintain strict compliance with the National Pollutant Discharge Elimination System (NPDES) permit and other regional water quality board regulations. Award will be based on the Highest Technically Rated with a Fair and Reasonable Price method, where non-price factors—such as plant operations, permit compliance, and staffing—are significantly more important than cost. Key requirements include the designation of a Project Manager, Superintendent, Site Safety and Health Officer, SCADA Specialist, and Asset Manager. The contractor is responsible for a wide array of deliverables, including a Phase-In Plan, Preventative Maintenance Plan, and monthly performance reports. Security is a high priority, requiring background investigations for personnel and adherence to NIST standards for protecting Controlled Unclassified Information. Performance will be monitored via a Quality Assurance Surveillance Plan focusing on regulatory compliance, uptime, and effluent quality.
Internat Boundary And Water Commission

POSTED

9 days ago

DEADLINE

in 2 months

AI Contract Overview

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The contract requires the recipient to receive, process, and legally dispose of septage and wastewater generated at Caltrans sites, ensuring full compliance with all applicable environmental regulations. All operations must be conducted at licensed facilities, and the contractor is obligated to provide official disposal receipts to document proper handling and discharge of waste materials. This subcontract falls under NAICS code 221320, indicating its focus on sewage treatment facilities, and is administered by the California Department of Transportation with performance expected to occur in Riverside. The solicitation was posted on June 25, 2026, and proposals must be submitted by July 14, 2026, with no set-aside provisions specified.

General Info

Receive, process, and legally dispose of septage at licensed facilities in Riverside with proper documentation.

Place of Performance

Riverside, CA, USA

Set-Aside

NONE

Documents

This scope was carved out of 08A3999.

The full solicitation package (2 documents), including the RFP, is on the prime solicitation, not on this scope.

View the prime solicitation

Septic Tank Pumping and Disposal Services in San Bernardino and Riverside Counties

AI Contract Breakdown

Uniform Contract Format

No documents to break down

The breakdown needs solicitation documents. None were found from this contract's source.

Timeline

PhaseClosed
Posted

subcontract

Response Deadline

Deadline has passed

Submission Closed

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Organization & Contact Information

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AgencyCalifornia Department of Transportation
ContactsNo contacts available
OfficeN/A
Office AddressN/A
ContactsNo contact information available

Full Description

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Receive, process, and legally dispose of septage and wastewater from Caltrans sites. Must comply with environmental regulations and issue disposal receipts.

More opportunities from California Department of Transportation

Same awarding agency

New
SLED
Hazardous Waste Disposal Drums Services in Inyo, Mono, and Kern Counties
Solicitation # 09A1153
The California Department of Transportation (Caltrans) is soliciting bids for on-call hazardous waste disposal services under solicitation 09A1153. The selected contractor will be responsible for the delivery, pickup, transport, and disposal or recycling of various waste streams, including biological, environmentally regulated, and laboratory packed waste, as well as petroleum-based asphalt and contaminated soil. Services will be performed at District 09 Maintenance Facilities across Inyo, Mono, and Kern Counties. The contractor must provide all necessary packaging materials, including dual-rated steel drums compliant with RCRA and CFR Title 49 standards, and must utilize State-certified analytical facilities for chemical analyses. The contract will be awarded to the lowest responsive and responsible bidder by November 10, 2026. Bidders must possess extensive certifications, including a Class A General Engineering license, Hazardous Substance Removal certification from the CSLB, and various registrations from the US DOT, CHP, and CalEPA. A five percent preference is available for certified Small Businesses or Microbusinesses. Payment is based on itemized monthly invoices submitted in triplicate, requiring signed hazardous waste manifests and certified weight receipts. State General Prevailing Wage Rates apply to all work performed in the designated counties.

POSTED

about 21 hours ago

DEADLINE

in 13 days
View Details
NAICS: 238160
New
SLED
IFB Rain Gutter Replacement, Alameda County
Solicitation # 32A0745
The California Department of Transportation (Caltrans) has issued Invitation for Bid (IFB) 32A0745 for the removal and installation of rain gutters and downspouts at Equipment Main Shop 4 in San Leandro, Alameda County. The project requires the installation of approximately 960 feet of 24-gauge galvanized metal gutters, 17 downspouts, and mesh leaf guards, all of which must be primed and painted with low VOC latex paint. All work must be completed and invoiced within 90 days of the notice to proceed, with an estimated contract term running from January 1, 2027, through December 31, 2027. The total bid proposal must not exceed $484,000.00, and the contract will be awarded to the lowest responsive and responsible bidder. Eligible bidders must possess a C-43 or D-24 license and adhere to California Building Standards Code 2025, CALOSHA, and 2010 ADA Standards. A mandatory site inspection was scheduled for November 17, 2026, and the final bid submission deadline is November 24, 2026, via mail or hand-delivery. Key requirements include a 3% DVBE participation rate, with a 5% preference given to certified Small Business (SB), Microbusiness (MB), or SB-PW contractors. Additionally, a payment bond for 100% of the total account payable is required for bids of $25,000 or more, and prevailing wages apply to bids exceeding $15,000. Invoices must be submitted in triplicate and accompanied by certified payroll records and a DVBE Utilization Report.
Roofing Contractors

POSTED

3 days ago

DEADLINE

in 27 days
View Details

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