This Subcontract opportunity from Pennsylvania was posted on December 5, 2025. The submission period has ended. Browse the details below for market research, or find similar active opportunities.

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On-Site Well and Water Treatment System

Closed

State & Local

Submission Closed01/29/2026, 10:00:00 AM EST

Contract Overview

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

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NAICS: 221320

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Metropolitan Council Blue Lake WRRF Digester #4

Solicitation # metropolitan-council-blue-lake-wrrf-digester-4

The Metropolitan Council Blue Lake WRRF Digester 4 project, managed by Rice Lake Construction Group in Minnesota, involves the addition of a fourth digester, the rehabilitation of the gravity thickener tank, and various electrical improvements. The scope of work is extensive, covering sitework, excavation, concrete, metal fabrications, mechanical and electrical systems, and specialized construction including FRP products and special coatings. This solicitation is specifically set aside for SBA certified Women-Owned Small Businesses and Disadvantaged Business Enterprises, with the prime contractor breaking out scopes to better accommodate M/W/DBE participation. Interested subcontractors must provide a commercially useful function. Responses are due by December 2, 2026, and inquiries should be directed to Karen Calabro.

Rice Lake Construction Group

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Manufacture and Supply of MABR SolutionsThis subcontract focuses on the manufacture and supply of Membrane Aerated Biofilm Reactor (MABR) systems and associated hardware for wastewater treatment projects managed by Severn Trent Water Limited. The scope of work involves producing MABR modules and reactor components specifically designed for the intensification of Activated Sludge Plants, with a requirement that all delivered equipment complies with UK water industry standards. The contract involves the delivery of fully manufactured systems and modules directly to the project sites. Interested parties must submit their responses by December 16, 2026, to support prime contractors in executing these critical infrastructure improvements.

Severn Trent Water Limited

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Procurement of Membrane Aerated Biofilm Reactor (MABR) systems

Solicitation # ocds-h6vhtk-06eee1

Severn Trent Water Limited is establishing a multi-supplier Framework Agreement for the provision of Membrane Aerated Biofilm Reactor (MABR) systems and associated services, including design support and manufacture. This procurement supports the AMP8 Activated Sludge Plant Intensification Programme and the wider Net Zero Investment Programme, focusing on wastewater treatment assets across the STW region. The current indicative portfolio includes approximately 11 wastewater treatment sites, with the potential for additional opportunities in future AMP8 and AMP9 investment programmes. The total estimated value of the framework is 44,400,000 GBP excluding VAT. The agreement is set for an initial term of four years, anticipated to run from March 31, 2027, to March 31, 2031, with an option to extend for an additional four years through March 30, 2035. Award decisions will be based on a competitive flexible procedure consisting of a Pre-Qualification Questionnaire (PQQ) stage, a Request for Proposal (RFP) stage, negotiations, and a Best and Final Offer (BAFO). Evaluation is heavily weighted toward quality at 70% and price at 30%. While the framework allows for both direct awards and mini-competitions, there is no guarantee of work, volume, or value for the appointed suppliers.

Severn Trent Water Limited

POSTED

DEADLINE

HDPE Raw Water Main InstallationThis subcontract involves the installation of 12-inch, 14-inch, and 16-inch DR-11 DIPS HDPE raw water mains for prime contractors working on City of Stuart water treatment plant projects. The scope of work includes horizontal directional drilling, open trench excavation, and HDPE pipe fusion, along with the management of entry and exit pits, backfill, compaction, and frac-out control. The contractor is responsible for installing pipe marking tape and tracer wire in accordance with the City of Stuart Water and Sewer Standard Specifications and 2014 EPA lead-free brass standards. The final deliverable is a fully tested raw water main system. This opportunity is categorized under NAICS code 221320 and is managed by the Utilities and Engineering agency in Florida, with a response deadline of December 18, 2026.

Utilities and Engineering

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DEADLINE

Odor and Corrosion Control

Solicitation # 2027-006-JS

The City of Sarasota is soliciting bids for Odor and Corrosion Control services to reduce wastewater odors at multiple lift station facilities. The scope of work includes the operation, maintenance, and repair of these systems, as well as responding to odor complaints within two hours and equipment failures within four hours on a 24/7 basis. Key deliverables include monthly monitoring of all sites and the implementation of a service program that records hydrogen sulfide data at least every five minutes. Bidders must be licensed Florida General Contractors and provide all necessary personnel, materials, and transportation. The contract follows a default term of three years with two optional one-year renewals, for a total potential duration of five years. Award will be granted to the lowest responsible and responsive bidder. Requirements for the contractor include providing new, standard production models of equipment, ensuring all storage tanks are properly labeled according to local, state, and federal regulations, and maintaining insurance with an A.M. Best rating of at least A Excellent. All responses must be submitted electronically as a consolidated PDF via the city's online portal by the December 3, 2026, deadline. Invoicing must include the contract number, purchase order, and Federal Employer Identification Number, with payments issued upon delivery and acceptance of goods or services.

POSTED

DEADLINE

WWTF Sludge Removal ServicesThis subcontract for WWTF Sludge Removal Services involves the extraction and removal of sludge from Wastewater Treatment Facilities for prime contractors working on Putnam County School Board projects. The scope of work requires the use of vacuum trucks and specialized pumping equipment to handle the extraction, transportation, and legal disposal of all removed materials, ensuring that systems are delivered empty and cleaned. The project is managed under the Maintenance agency in Florida and falls under NAICS code 221320. All operations must be conducted with District authorization and in strict compliance with environmental regulations governing wastewater transport. The solicitation was posted on November 4, 2026, with a response deadline of December 2, 2026.

POSTED

DEADLINE

RFI 26-089 Operations Maintenance and Rehabilitation (OMR) and Biogas Upgrader Procurement

Solicitation # Doc2463909393

The City of Calgary is issuing Request for Information RFI 26-089 to identify qualified firms or consortia interested in providing Operations Maintenance and Rehabilitation (OMR) services and Biogas Upgrader Offtaker services. The city is seeking industry input to determine the most effective procurement strategy, specifically whether to solicit the OMR Provider and Offtaker as separate standalone roles or to combine them into a single integrated contract. Interested parties must submit their responses by November 30, 2026. This sources-sought opportunity is designed to gather market intelligence to shape the upcoming competitive process for these critical infrastructure roles based in Calgary, Canada.

POSTED

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Solicitation # 26-0335

The City of Fort Worth is soliciting proposals under RFP 26-0335 to establish a fixed-price agreement for an integrated odor and corrosion control program for its wastewater collection system and the Village Creek Water Reclamation Facility. The selected vendor will provide services on an as-needed basis, including treatment assessments, the supply of chemicals such as Ferric Sulfate and Magnesium Hydroxide, H2S level monitoring, and the installation of equipment. A key technical requirement is the provision of a cellular-based remote telemetry control system for continuous monitoring of tank levels, dosage control, and real-time alarms. Performance will be measured by the ability to reduce odors and prevent infrastructure corrosion, with the vendor required to develop written standard operating procedures for operational safety and maintenance at the Village Creek facility. Proposers must possess at least five years of experience in similar tasks and submit a comprehensive proposal via the Euna Portal by December 3, 2026. Evaluation is based on best value, with scoring weighted across small business participation, delivery and support, cost, technical ability, experience, and performance monitoring. A significant requirement is the 30 percent small business participation goal. Awardees must maintain substantial insurance coverage, including 1 million dollars for general liability, automobile liability, and professional liability. All chemical deliveries are FOB Destination, and the vendor assumes all risk and cost for delivery and any associated chemical spills.

POSTED

DEADLINE

W-175 GAC Media Furnish/Install. Available from Haley & Ward, beginning on 11/4/26.

Solicitation # BD-23-1302-NAT01-CPO-134790

The Town of Natick is soliciting bids for Contract W-175, which entails the furnishing and installation of Granular Activated Carbon (GAC) media for drinking water pressure vessels. The scope of work includes the removal, reactivation, and re-installation of the media. This open market procurement is managed by Purchaser Bryan Leblanc and is subject to prevailing wage compliance and M.G.L. c. 30, section 39M. The contract is structured for a one-year term with two available renewal options. Bids for this project are due by November 20, 2026, and must be submitted without the use of electronic quotes. Submissions must include a 5 percent bid security. Performance is scheduled to begin on November 4, 2026, with materials available from Haley and Ward. All administrative correspondence and billing are directed to the Town Hall office located at 13 East Central Street, Natick, Massachusetts.

POSTED

DEADLINE

Water Reclamation Facility and Lift Station: Odor Control and Filtration Media Replacement

Solicitation # 2026-RFB-055

Solicitation 2026-RFB-055 is a turnkey project issued by the Las Virgenes Municipal Water District-Triunfo Sanitation District Joint Power Authority for the replacement of activated carbon in odor control towers and the changeout of media in two tertiary filters at the Tapia Water Reclamation Facility and Lift Stations 1 and 2. The scope of work includes the provision of all materials and equipment necessary for the removal and disposal of spent activated carbon, anthracite, and gravel media, as well as the replenishment of new media. The project must be completed within four months of the purchase order award, with work performed Monday through Friday between 7:00 AM and 3:00 PM. The contract will be awarded to the lowest responsible responsive bidder based on the total estimated project cost. Bidders must submit their proposals exclusively through the Procurement Portal using prescribed bid forms, including a reference list of three public entities, technical data sheets, and GHS-SDS safety data. Due to the nature of the work, strict adherence to OSHA confined space requirements is mandatory, requiring contractors to be certified and to provide a detailed entry plan. Required insurance coverages include General Liability, Product Liability, and Automotive Liability with minimum limits of 1 million dollars per occurrence, as well as California statutory limits for Workers Compensation. All materials must be delivered FOB Destination Freight Pre-Paid and Allowed to designated locations in Calabasas, California.

Water Ops, Water Reclamation

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DEADLINE

Jacobs Creek WWTP Operator Contract - Base OptionsThe Forest Service, under the Department of Agriculture, is forecasting a new base and option year contract for the operation and maintenance of the Membrane Bioreactor Wastewater Treatment Plant at the Jacobs Creek Job Corps Center. Located in Bristol, this project falls under NAICS code 221320 and requires all operations to be conducted in strict accordance with Tennessee state regulations. Project Solutions Inc. is listed as the incumbent contractor for these services. Interested parties may coordinate with Deborah Valles or Small Business Specialist Ashley Thompson regarding this upcoming requirement.

POSTED

DEADLINE

Grade 2 Wastewater Operator Service Contract - Orleans Wastewater Treatment PlantThe Forest Service, under the Department of Agriculture, is seeking an emergency service contract for a Grade 2 Wastewater Operator at the Orleans Wastewater Treatment Plant. This requirement is driven by the retirement of the Chief Plant Operator on September 30th, making the contract essential to maintain continuity of critical wastewater services in Orleans. The opportunity is categorized under NAICS code 221320 and is currently listed as a forecast. Interested parties can coordinate with Katelyn Brady or Small Business Specialist Ashley Thompson for further details regarding this operational necessity.

Forest Service

POSTED

4 days ago

DEADLINE

N/A

AI Contract Overview

Lancaster County in Pennsylvania is seeking a subcontractor for the installation of an on-site well and water treatment system at its public works building. The project requires all work to be performed in strict compliance with Pennsylvania Department of Environmental Protection standards to ensure safe and regulated water access. The solicitation was posted on December 5, 2025, with a response deadline set for January 29, 2026, at 3:00 PM. This opportunity falls under NAICS code 221320 and will be executed within Lancaster County.