This Government Contract opportunity from California was posted on August 15, 2026. The submission period has ended. Browse the details below for market research, or find similar active opportunities.

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Wastewater Flow Monitoring & Data Collection

Closed

State & Local

Submission Closed09/08/2026, 06:00:00 PM UTC

Contract Overview

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

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NAICS: 541620

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RFP 27-23/AB RAIN GRANT PROGRAM

Solicitation # 27-23/AB

The City of Hampton, Virginia, is soliciting proposals for the Resilient and Innovative Neighbor (RAIN) Grant Program, a parcel-based initiative designed to help residential property owners manage stormwater and adapt to climate change. The selected contractor will co-administer a cost-share grant program to install or sustain green infrastructure, including rain gardens, native trees, rainwater harvesting systems, bioswales, and native conservation landscaping. The program operates with a total budget of 250,000 dollars per year for an initial term of two years, with the possibility of three optional one-year renewals. This annual budget is split between administrative costs, capped at 25 percent or 62,500 dollars, and direct grants to landowners, totaling 187,500 dollars. Proposals must be submitted by October 15, 2026, at 11:00 AM EST, via DemandStar or as sealed physical packages. The City will award the contract to the most qualified offeror based on its sole discretion and reserves the right to make multiple awards. Key submission requirements include a detailed project schedule, a fee structure, and audited annual reports for the past three years. Contractors must comply with the Davis-Bacon Act, non-discrimination laws, and federal lobbying certifications for awards exceeding 100,000 dollars. Reimbursement for program participants is contingent upon successful project inspection and the provision of receipts, while the contractor is guaranteed against defective workmanship for at least one year from the date of acceptance.

POSTED

DEADLINE

ENVIRONMENTAL COMPLIANCE, PLANNING AND STEWARDSHIP SERVICES: Biological Monitoring and Surveys

Solicitation # RFP-2026-022

Zone 7 Water Agency is seeking a qualified consultant to provide environmental compliance, planning, and stewardship services, specifically focusing on biological monitoring and surveys within the Alameda Creek Watershed in eastern Alameda County. The scope of work includes conducting pre-construction surveys for species such as bird nests and California Red-Legged Frogs, providing daily monitoring for in-channel maintenance and construction projects, and performing watershed-based stewardship tasks like rare plant surveys, tree health assessments, and water quality monitoring. The selected consultant must provide qualified biologists approved by the U.S. Fish and Wildlife Service, National Marine Fisheries Service, and/or California Department of Fish and Wildlife. The contract is intended to be a three-year agreement running from December 2026 to November 2029, with the possibility of two one-year extensions at the agency's discretion. Proposals must be submitted through the agency's E-Procurement Portal by 12:00 pm on October 19, 2026. The evaluation process is primarily based on a technical proposal worth up to 100 points, with 70% of that score weighted toward the qualifications and experience of the firm and its team, and 10% toward the proposed approach to work. Cost proposals are submitted separately via an electronic pricing table and remain sealed until the qualifications evaluation is complete. The contract will be billed on a time-and-materials basis, and successful bidders must meet specific insurance requirements and comply with all applicable federal, state, and local regulations, including Cal/OSHA and FAA drone operation standards if applicable.

POSTED

DEADLINE

ENVIRONMENTAL COMPLIANCE, PLANNING AND STEWARDSHIP SERVICES: CEQA, NEPA, and Grant Applications

Solicitation # RFP-2026-020

Zone 7 Water Agency is soliciting proposals under RFP-2026-020 for a qualified consultant to provide comprehensive environmental compliance, planning, and stewardship services. The scope of work involves professional support for the California Environmental Quality Act (CEQA), National Environmental Policy Act (NEPA), and other local, state, and federal environmental regulations across the agency's flood, groundwater, maintenance, planning, and engineering divisions. Key deliverables include environmental documentation, resource studies, public outreach materials, training, and environmental assessments to support grant applications. The contract is intended to be a standard professional services agreement billed on a time-and-materials basis, with an initial three-year term starting in December 2026 and ending November 30, 2029, with the possibility of two additional one-year extensions. Proposals must be submitted via the E-Procurement Portal by 12:00 pm on October 19, 2026, and must include a technical proposal limited to 15 pages, a cost matrix, and a firm rate sheet. Award selection is based on the best overall value, evaluated through demonstrated competence and qualifications. The successful consultant must adhere to strict insurance requirements, including professional and general liability, and comply with California Labor Code prevailing wage laws and DIR registration for applicable public works projects. Additionally, consultants operating drones must hold FAA Remote Pilot Certification. Invoicing is required monthly, with payments issued within 30 days of receipt of approved invoices.

POSTED

DEADLINE

ENVIRONMENTAL COMPLIANCE, PLANNING AND STEWARDSHIP SERVICES: Fisheries Studies and Planning

Solicitation # RFP-2026-023

Zone 7 Water Agency is soliciting proposals for Environmental Compliance, Planning and Stewardship Services specifically focused on fisheries studies and planning. The selected consultant will provide a multidisciplinary team of experts, including fisheries biologists, ecologists, geomorphologists, and hydraulic modelers, to support fisheries restoration planning, regulatory reviews, and biological monitoring. Key responsibilities include supporting the agency's interests within the Alameda Creek Fisheries Restoration Workgroup, preparing fisheries components for CEQA documents and permitting, and developing educational outreach materials regarding key species and regulations. The contract is anticipated to run from December 2026 through November 30, 2029, with performance centered in the Alameda Creek Watershed. The selection process is a two-step evaluation based on a maximum of 200 points, split equally between written proposals and interviews, with a heavy emphasis on quality and experience in multi-use watersheds. Proposals must be submitted via the E-Procurement Portal by October 19, 2026, and must include a technical proposal, a cost matrix, and a rate sheet. The successful bidder will enter into a Standard Agreement for Professional Services with no changes allowed to the standard contract or insurance terms. Requirements include strict adherence to commercial general liability, professional liability, and workers compensation insurance, as well as FAA Remote Pilot Certification for any drone operations. Additionally, consultants must comply with California Labor Code prevailing wage laws for applicable public works projects and maintain registration with the Department of Industrial Relations.

POSTED

DEADLINE

ENVIRONMENTAL COMPLIANCE, PLANNING AND STEWARDSHIP SERVICES: Regulatory Permitting and Compliance

Solicitation # RFP-2026-021

Zone 7 Water Agency is seeking a qualified consultant through Request for Proposal RFP-2026-021 to provide environmental compliance, planning, stewardship, and regulatory permitting services. The scope of work involves full-range support from project conception through monitoring, primarily focusing on in-channel flood protection projects in Alameda County, though it may extend to upland facilities like pipelines and pump stations. Key responsibilities include preparing environmental impact assessments, conducting field work such as tree surveys, managing agency coordination with regulators like the US Army Corps of Engineers and the California Department of Fish and Wildlife, and performing annual compliance monitoring. The contract is expected to run from December 2026 through November 30, 2029, with services performed on an as-needed basis and billed on a time-and-materials basis. Proposals must be submitted via the agency's E-Procurement Portal no later than 12:00 pm on October 19, 2026. The evaluation process will award the contract based on the best overall value, with a 100-point scoring system focused heavily on quality and experience (70 points), followed by completeness of response, approach to work, and client references. Consultants must adhere to strict requirements, including maintaining specific insurance coverages, complying with California prevailing wage laws and DIR registration for public works, and obtaining FAA certification for drone operations. Submissions must include a technical proposal limited to 15 pages, a rate sheet identifying job classifications through 2027, and a cost proposal submitted through the required electronic pricing table.

POSTED

DEADLINE

ENVIRONMENTAL PLANNING AND STEWARDSHIP SERVICES: Specialized Resource Evaluations and Planning

Solicitation # RFQu-2026-015

Zone 7 Water Agency has issued Request for Qualifications RFQu-2026-015 for Environmental Planning and Stewardship Services, specifically targeting specialized resource evaluations and planning. The agency is seeking to establish a qualified consultant list that will remain active for up to five years to support on-call services and project-specific contracts. The scope of work is divided into two primary categories: Watershed Ecology, which focuses on regional mitigation planning, stewardship, and conservation easements; and Geomorphology and Hydrology, which involves technical resource evaluations, geomorphic condition assessments, and support for regulator negotiations. Individual task orders or contracts resulting from this list are generally limited to $50,000 unless otherwise authorized by the Board of Directors. Interested consultants must submit a Statement of Qualifications through the agency's E-Procurement Portal no later than 12:00 pm on October 19, 2026. The evaluation process is based on a 100-point scoring system per category, weighted toward qualifications and approach to work (80%), overall response quality (10%), and client references (10%). Firms achieving a minimum score of 80% will be placed on the finalists list. Selected consultants will enter into professional services agreements with an anticipated initial term of three years, expiring no later than December 31, 2029, with options for two additional one-year renewals. Contractual requirements include strict adherence to California labor laws, prevailing wage compliance for public works, specific insurance coverage limits, and the maintenance of all necessary permits and licenses.

POSTED

DEADLINE

Phase 1 Environmental Site Assessments for the West Sacramento Levee Improvement Program

Solicitation # 26-084-RFP

The West Sacramento Area Flood Control Agency (WSAFCA) is soliciting proposals for Phase 1 Environmental Site Assessments (ESA) as part of the West Sacramento Levee Improvement Program. This initiative supports a larger $2.01 billion federal project authorized under the 2016 Water Infrastructure Improvements for the Nation Act, aimed at reducing flood risk for the West Sacramento community. The specific scope of work involves conducting assessments for the Contract 1S, Yolo Bypass East Levee (YBEL) South, and Union Pacific Railroad (UPRR) corridors. These assessments must include regulatory database searches, historical research, and non-intrusive site reconnaissance to inform property acquisition and construction readiness. All work must be performed under the supervision of a California-licensed Professional Geologist or Professional Engineer and must comply with ASTM E1527-21 and CERCLA standards. The contract is expected to have a potential duration of up to three years, with a two-year term beginning in 2026. Proposals are evaluated using a points-based method that considers proposer qualifications, technical approach, cost-effectiveness, and the ability to accept WSAFCA's standard contract terms. While Phase 1 work is not subject to prevailing wage requirements, any subsequent Phase 2 services would be. Interested parties must submit their proposals through the WSAFCA e-Procurement Portal by the deadline of October 26, 2026. Selected consultants must adhere to strict insurance requirements, including commercial general liability and professional liability, and comply with various federal provisions regarding labor, equal opportunity, and anti-lobbying.

Capital Projects - Flood

POSTED

DEADLINE

Environmental Permitting On-Call Services

Solicitation # S-Q10054-00018080

The Oregon Procurement agency is seeking written proposals from qualified vendors to provide environmental permitting services for the UFSWQD. These services will be delivered on an on-call, task order basis and must include expertise in multi-jurisdictional permitting and code compliance. This solicitation, identified as S-Q10054-00018080, is based in Portland, Oregon. Interested parties must submit their responses by the deadline of September 30, 2026. The primary point of contact for this opportunity is Nicole Handley.

POSTED

DEADLINE

Santa Monica Groundwater Basin Monitoring Program

Solicitation # 482

The City of Santa Monica is soliciting proposals for a five-year, firm-fixed contract to implement the Santa Monica Groundwater Basin Monitoring Program. This integrated program is designed to consolidate all State-mandated groundwater monitoring requirements into a single, efficient contract to ensure sustainable basin management and full regulatory compliance. The selected consultant will manage complex tasks including field operations, standardized sampling protocols, technical data analysis, hydrogeologic and geochemical evaluation, and numerical modeling. Key responsibilities involve coordinating with multiple regulatory agencies, such as the State Water Resources Control Board, the Division of Drinking Water, and the Los Angeles Regional Water Quality Control Board, to address industrial pollutants and support the Santa Monica Subbasin Groundwater Sustainability Plan. The scope also includes supporting the City's Sustainable Water Infrastructure Project (SWIP) through monitoring and reporting related to groundwater recharge operations. Qualified proposers must demonstrate significant technical competence, specifically requiring personnel with at least five years of experience in USGS MODFLOW code and Groundwater Vistas tools. The project team must include at least one California State Registered Geologist or Professional Civil Engineer. Evaluation for the award will be based on experience and technical competence (50%), project team quality (20%), references (10%), ability to meet the work plan (10%), and cost (10%), with the City reserving the right to select a firm other than the lowest monetary proposer. Compliance with prevailing wage and living wage ordinances is mandatory, as is adherence to strict insurance and professional licensing requirements. Proposals must be submitted by October 26, 2026, at 3:00 pm, and must include all necessary certifications, including non-discrimination and debarment declarations.

D500 PUBLIC WORKS - Water Resources

POSTED

DEADLINE

General Supplier/Subcontractor ServicesThis subcontract for General Supplier/Subcontractor Services involves providing specific products or services to prime contractors working on State of Alabama Quick Quote projects. The selected provider must adhere to strict regulatory requirements, including registration with the Alabama Secretary of State for foreign entities and full compliance with the E-Verify program for all employees. Additionally, the contractor is responsible for maintaining all necessary Alabama state and local sales, use, and lease tax registrations. To qualify and maintain the agreement, the provider must furnish all required professional licenses and certificates of insurance. The primary objective of the contract is the successful delivery of the specific products or services outlined in the solicitation. This opportunity is managed under the Risk Management division of the State of Alabama and falls under NAICS code 541620.

Risk Management _ Multiple Units

POSTED

DEADLINE

HazMat Labeling and Safety Data Sheet (SDS) ComplianceThis subcontract under the Department of Defense, specifically the ASC Supplier Oper AE and AF Div, involves providing hazardous material identification and labeling services for igniter components used by prime contractors on DLA supply contracts. The selected provider is responsible for identifying hazardous materials within assemblies and ensuring all unit containers are labeled in accordance with the Hazard Communication Standard 29 CFR 1910.1200 and DFARS 252.223-7001. The scope of work requires the delivery of compliant HazMat labels and a comprehensive Hazardous Material list along with Safety Data Sheets. This project falls under NAICS code 541620 and is to be performed in New Cumberland, Pennsylvania. The response deadline for this opportunity is October 6, 2026.

ASC SUPPLIER OPER AE AND AF DIV

POSTED

DEADLINE

Military Grade Packaging and Marking ServicesThis subcontract for Military Grade Packaging and Marking Services supports prime contractors on DLA supply contracts at the DDSP New Cumberland facility. The service provider is responsible for executing specialized packaging and preservation using method AE and cushioning thickness D, while utilizing Unit Container D3 and Intermediate Container E5. All work must adhere to MIL-STD-129 for marking and follow RP001 and MIL-STD-2073-1E for palletization to ensure shipments are ready for First Destination Transportation. The opportunity is categorized under NAICS code 541620 and is managed by the Department of Defense. Interested parties must respond by October 9, 2026, for performance in New Cumberland, Pennsylvania.

DDSP NEW CUMBERLAND FACILITY

POSTED

1 day ago

DEADLINE

in 10 days

AI Contract Overview

This subcontract for the City of Modesto involves the physical installation and monitoring of flow meters and rain gauges within the municipal wastewater system. The selected provider will deploy monitoring equipment at manholes and pipe openings to collect critical depth and velocity data, while simultaneously tracking precipitation through rain gauges. Additionally, the contractor is responsible for capturing comprehensive site documentation using digital photography and delivering all raw flow and rain gauge data in both graphical and tabular formats. The project is categorized under NAICS code 541620 and is based in Modesto, California. Interested parties must submit their responses by September 8, 2026, following the posting date of August 15, 2026. This role serves as a support function for prime contractors managing wastewater system projects for the city.

General Info

Subcontract for installing flow meters and rain gauges in Modesto, California by September 2026.

Agency

California → City of Modesto

NAICS

541620 - Environmental Consulting Services

Place of Performance

Modesto, CA, 95354, USA

Set-Aside

NONE

Documents

This scope was carved out of 20260814033.

The full solicitation package (1 document), including the RFP, is on the prime solicitation, not on this scope.

View the prime solicitation

Wastewater System Flow Monitoring Services

AI Contract Breakdown

Uniform Contract Format

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Timeline

PhaseClosed

PostedAug 15

subcontract

Response DeadlineSep 8

Deadline has passed

Submission Closed

09/08/2026, 06:00:00 PM UTC

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Organization & Contact Information

AgencyCalifornia → City of Modesto

ContactsNo contacts available

OfficeN/A

Organization / AgencyCalifornia → City of Modesto

Office AddressN/A

ContactsNo contact information available

Full Description

Performs physical installation and monitoring of flow meters and rain gauges for prime contractors on City of Modesto wastewater system projects. Deploys flow monitoring equipment at manholes and pipe openings to collect depth and velocity data and monitors rain gauges for precipitation data. Captures site documentation via digital photography. Delivers raw flow and rain gauge data in graphical and tabular formats.