This Government Contract opportunity from Department Of The Interior was posted on August 7, 2026. The submission period has ended. Browse the details below for market research, or find similar active opportunities.

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Wastewater Treatment Plant Operations

Closed

Federal

Submission Closed08/13/2026, 12:00:00 AM UTC

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

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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

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DEADLINE

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

DEADLINE

Waste Water TreatmentThe Department of Justice, specifically the Federal Prison System Bureau of Prisons, is forecasting a contract for wastewater treatment utility services to be performed in Bastrop, Texas. This requirement falls under NAICS code 221320 and is intended to be set aside as an 8(a) Sole Source procurement. The forecast was posted on October 25, 2026, with Gennie Derequito serving as the primary point of contact and Sarah Dean acting as the Small Business Specialist. This procurement aims to secure specialized utility services to maintain wastewater treatment operations at the designated facility.

Federal Prison System / Bureau Of Prisons

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Mobile Organic Biofilm (MOB) Technology

Solicitation # ACAN26-0550

The City of Saskatoon has issued Advance Contract Award Notice ACAN26-0550 for the procurement of Mobile Organic Biofilm technology. This specialized technology is intended for use in an activated sludge system to support nitrifier growth and facilitate simultaneous biological nutrient removal. The required MOB particles must be capable of flowing between reactor zones, settling in secondary clarifiers, and being retained and returned to the bioreactor via separation devices such as rotary screens. The City intends to award the contract to a pre-identified supplier believed to be the sole provider capable of meeting these specifications. However, other suppliers may challenge this intent by submitting a statement of capabilities demonstrating their ability to satisfy the requirements. Interested parties must register and submit their responses through the electronic bidding system at saskatoon.bidsandtenders.ca by the deadline of 2:00:59 p.m. CST on Friday, November 6, 2026.

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Mobile Organic Biofilm (MOB) Technology

Solicitation # ACAN 26-0550

The City of Saskatoon has issued Advance Contract Award Notice ACAN 26-0550 to procure Mobile Organic Biofilm technology for use in an activated sludge system. This technology is intended to support the growth of nitrifiers and create a stratified microbial community to facilitate simultaneous biological nutrient removal. The required MOB particles must be capable of flowing between reactor zones, settling in secondary clarifiers, and being retained and returned to the bioreactor via separation devices such as rotary screens. The City intends to award the contract to a pre-identified supplier believed to be the sole provider capable of meeting these specifications. However, other suppliers may challenge this intent by submitting a statement of capabilities demonstrating their ability to satisfy the requirements by the deadline of November 6, 2026. If no qualifying statements are received by this date, the City may proceed with the award to the pre-identified supplier.

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Decarbonator System Supply and InstallationThis subcontract involves the supply and installation of forced-draft decarbonator towers for prime contractors working on industrial wastewater projects for the Town of Queen Creek in Arizona. The scope of work includes the fabrication of FRP towers, the installation of polypropylene packing media, and the integration of blowers for systems consisting of one to four towers. The primary objective is to deliver a fully operational Decarbonator System capable of achieving CO2 removal efficiency of up to 85 percent. Managed by CIP, the procurement process for this project began on October 22, 2026, with a response deadline set for December 8, 2026. The project falls under NAICS code 221320 and is focused on enhancing wastewater treatment infrastructure through specialized equipment installation and system integration.

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Bypass Pumping ServicesThis subcontract for Bypass Pumping Services involves providing temporary pumping solutions for prime contractors working on Gwinnett County Department of Water Resources pump station projects. The selected provider will be responsible for the installation, operation, and maintenance of temporary systems designed to divert wastewater around active construction zones, ensuring that facility operations remain uninterrupted and flow management is continuous throughout the rehabilitation period. The opportunity is associated with the Gwinnett County Government in Georgia under NAICS code 221320. Interested parties must note that the response deadline is December 8, 2026, following a posting date of October 21, 2026.

Gwinnett County Government

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DEADLINE

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

DEADLINE

RFP 9170 Water Treatment Program

Solicitation # 49476

Bowling Green State University is seeking proposals from qualified vendors to implement a comprehensive water treatment program for its Campus Operations department. This solicitation, identified as RFP 9170, is managed by the university's purchasing department and is open to providers capable of meeting the technical requirements of the program. Interested parties must submit all proposals and inquiries exclusively through the Bid Express platform by the deadline of October 30, 2026, at 4:00 PM. All communications must be directed to the designated purchasing contact, Jacob Konecny, as contacting other university personnel regarding this bid may result in the disqualification of the proposal.

Bowling Green State University - Purchasing

POSTED

13 days ago

DEADLINE

in 1 day

NAICS: 221320

Process Equipment SupplierThis subcontract opportunity with Garney Pacific, Inc. is for a process equipment supplier to support wastewater treatment plant projects for the City of Redlands. The selected supplier will be responsible for providing and delivering specialized equipment, including pumps, chemical feed systems, filters, GAC, and HDPE tanks. The contract is set aside for various small business categories, including SBA certified Veteran, Service-Disabled Veteran, Women-Owned, and HUBZone small businesses. Key compliance requirements include the use of union labor and the provision of a 100% Payment and Performance Bond. Responses are due by November 12, 2026.

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Water Treatment Cartridge Filter SupplierThis subcontract agreement establishes a partnership for the supply of NSF-61 certified melt-blown polypropylene pleated cartridge filters intended for sediment removal on City of Tucson Water Department projects. The supplier is responsible for providing filters that meet specific technical requirements, including a 6 inch outer diameter, 60 inch length, 5 micron absolute retention, and 75 square feet of surface area, ensuring full compatibility with FILTREK housing and the provision of all necessary manufacturers data sheets. The contract mandates the delivery of 408 cartridges annually, distributed in quarterly batches of 102 units. This procurement falls under NAICS code 221320 and is managed through the Arizona Water Department, with a response deadline set for October 30, 2026.

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Waste Water Treatment Plant Operations and MaintenanceThis subcontract for Waste Water Treatment Plant Operations and Maintenance involves the daily operation and preventive maintenance of Department of the Air Force facility projects at Lajes Field in Praia da Vitoria, Portugal. The scope of work includes managing an 800K GPD activated sludge treatment system, 14 lift stations, 8 oil-water separators, and 2 grease traps. The contractor is responsible for implementing a comprehensive 52-week preventive maintenance plan and providing continuous operational status updates and detailed maintenance logs. To ensure technical compliance, the contract requires a Lead Operator possessing a Level II WPI Certification and a minimum of three years of on-site experience. This opportunity is categorized under NAICS code 221320 and is associated with the Department of Defense. Interested parties must submit their responses by the deadline of November 23, 2026.

FA4486 765 Abs Conf

POSTED

17 days ago

DEADLINE

in 25 days

AI Contract Overview

The contract requires the operation and maintenance of wastewater treatment facilities at El Portal and Wawona within Yosemite National Park for a duration of four to five months, covering all essential functions including equipment operation, sludge handling, laboratory testing, and adherence to environmental regulations. Work must be performed in a manner that ensures compliance with federal and state standards while maintaining the ecological integrity of the park. The tasks demand technical expertise in wastewater systems and a commitment to sustainable practices in a sensitive natural environment. This is a small business set-aside subcontract under NAICS code 221320, awarded by the Department of the Interior through Pwr Sf/sea MABO. The solicitation was posted on August 7, 2026, with a response deadline of August 13, 2026, indicating a short turnaround for interested parties. Performance will take place entirely within Yosemite National Park, requiring coordination with park authorities and adherence to federal land use policies. The contract emphasizes regulatory compliance and operational reliability in remote, high-traffic locations where environmental protection is critical.

General Info

Operate and maintain wastewater facilities in Yosemite National Park for four to five months under federal environmental standards.

Agency

Department Of The Interior → Pwr Sf/sea MABO(85000)

NAICS

221320 - Sewage Treatment Facilities

Place of Performance

Set-Aside

SBA

Documents

This scope was carved out of 140P8526Q0102.

The full solicitation package (7 documents), including the RFP, is on the prime solicitation, not on this scope.

View the prime solicitation

S--Wastewater Treatment Services for Yosemite NP

AI Contract Breakdown

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Timeline

PhaseClosed

PostedAug 7

subcontract

Response DeadlineAug 13

Deadline has passed

Submission Closed

08/13/2026, 12:00:00 AM UTC

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Organization & Contact Information

AgencyDepartment Of The Interior → Pwr Sf/sea MABO(85000)

ContactsNo contacts available

OfficeN/A

Organization / AgencyDepartment Of The Interior → Pwr Sf/sea MABO(85000)

Office AddressN/A

ContactsNo contact information available

Full Description

Operate and maintain wastewater treatment facilities at El Portal and Wawona in Yosemite National Park for 4–5 months, including equipment operation, sludge management, lab testing, and regulatory compliance.