This Government Contract opportunity from California was posted on June 26, 2026. The submission period has ended. Browse the details below for market research, or find similar active opportunities.

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Erosion Control and BMP Installation

Closed

State & Local

Submission Closed07/30/2026, 05:30:00 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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DIBBS

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FLUID HANDLING DIVISION

POSTED

DEADLINE

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Department of Agriculture and Consumer Services

POSTED

DEADLINE

Water Resource Planning and Evidence Base DevelopmentThis subcontract for Water Resource Planning and Evidence Base Development involves providing technical analysis and development for a strategic, place-based evidence base and outline water plan. The selected provider will support prime contractors on ECW projects by integrating diverse data sources and identifying water-related interventions while ensuring full alignment with PR29, RBMP, and DEFRA Regional System Planner arrangements. The scope of work includes analyzing environmental limits based on the Water Framework Directive and Habitats regulations to deliver a comprehensive strategic evidence base. This opportunity is managed by Enterprise Cheshire And Warrington under NAICS code 541620, with a response deadline of September 24, 2026.

Enterprise Cheshire And Warrington

POSTED

DEADLINE

Cheshire and Warrington Outline Water Plan

Solicitation # ocds-h6vhtk-06f109

Enterprise Cheshire and Warrington is seeking consultants to develop a strategic, place-based evidence base and outline water plan to support the newly established Cheshire and Warrington Combined Authority. This initiative aims to align local growth and environmental ambitions with national and regional water planning, specifically supporting the Independent Economic Review and integrating with DEFRA's Regional System Planners and PR29 investment plans. The project focuses on identifying water infrastructure upgrades, managing flooding and drought risks, and supporting ecosystem services and farming resilience. The contract is a fixed-price engagement valued at 80,000 GBP excluding VAT, with a performance period from 5 October 2026 to 31 March 2027, and a possible six-month extension. Key deliverables include the facilitation of working groups focused on growth scenarios, flood risk, and nature-based solutions. Award criteria consist of a mandatory conformance check followed by a weighted evaluation of 75 percent for technical merit and 25 percent for value for money. Submissions were due by 24 September 2026, and the contract is governed by a standard services agreement with specific requirements for confidentiality, health and safety, and professional indemnity insurance.

Enterprise Cheshire And Warrington

POSTED

DEADLINE

Cheshire and Warrington Outline Water Plan

Solicitation # C&W_OWP

Enterprise Cheshire and Warrington is seeking consultants to develop a strategic, place-based evidence base and an outline water plan for the Cheshire and Warrington Combined Authority. This initiative aims to support an Independent Economic Review by identifying necessary water infrastructure upgrades and addressing flooding and drought risks to ensure they do not hinder local economic growth. The project will also focus on enhancing farming resilience and supporting wider ecosystem services. The contract is designed to align local spatial and infrastructure planning with national and regional processes, specifically engaging with the North West Regional System Planner as part of a DEFRA pilot. This effort seeks to influence water system investment plans and ensure that regional water planning supports local environmental and growth ambitions. Interested parties must respond to solicitation C&W_OWP by September 24, 2026.

ENTERPRISE CHESHIRE AND WARRINGTON

POSTED

DEADLINE

Environmental & Cultural Assessment ServicesThis subcontract opportunity with the Department of Veterans Affairs Rpo West involves providing environmental and cultural assessment services for healthcare projects located in Honolulu. The selected provider will perform critical due diligence and site surveys, including Phase I and II Environmental Site Assessments, NEPA environmental assessments, and archaeological surveys. All deliverables must consist of detailed environmental and cultural study reports. Qualified candidates must employ certified environmental professionals who possess specific expertise in Federal NEPA requirements. This project falls under NAICS code 541620 and requires responses by October 10, 2026.

POSTED

DEADLINE

Environmental Monitoring and MitigationThis subcontract for Environmental Monitoring and Mitigation supports prime contractors on US Army Corps of Engineers projects located at MCAS Cherry Point, North Carolina. The scope of work involves performing critical environmental monitoring to ensure strict compliance with the Clean Water Act and NEPA standards, specifically focusing on water quality turbidity and the protection of wildlife such as manatees and sea turtles. The project requires the deployment of certified environmental scientists who are responsible for delivering detailed monitoring logs and environmental compliance reports. Managed under the Department of Defense via the W074 Endist Wilmington, the opportunity falls under NAICS code 541620 with a response deadline of October 7, 2026.

W074 Endist Wilmington

POSTED

DEADLINE

Confined Space Assessment - Beltsville MD

Solicitation # 1232SA26Q1492

Solicitation 1232SA26Q1492 is a Request for Quotation issued by the USDA Agricultural Research Service for a one-time comprehensive confined space assessment at the Beltsville Agricultural Research Center (BARC) in Maryland. This total small business set-aside, under NAICS code 541620, seeks a contractor to evaluate confined spaces across a 6,400-acre campus, including the East and West Campuses, North and South Farms, the U.S. National Arboretum, and the Beltsville Human Nutrition Research Center. The scope of work includes providing an inventory report, equipment inspections, personnel qualification assessments, and a program compliance evaluation to ensure adherence to OSHA 1910.146, NFPA, and USDA standards. The resulting contract will be a firm-fixed-price purchase order with a period of performance from September 29, 2026, to September 28, 2027. The government will award the contract based on the lowest price technically acceptable (LPTA) criteria. To be considered, offerors must submit a completed SF1449, a technical capability narrative not exceeding five pages, and evidence of past performance. Required insurance includes general liability of at least $500,000 per occurrence and employer's liability of at least $100,000. Quotations must be submitted via email to the designated point of contact by September 22, 2026. Performance will be monitored through a Quality Assurance Surveillance Plan (QASP), and payments will be made in arrears on a monthly basis via Electronic Funds Transfer.

POSTED

DEADLINE

Environmental and Ground Condition SpecialistThis subcontract for an Environmental and Ground Condition Specialist involves performing site investigations for prime contractors on North Hertfordshire District Council regeneration projects. The scope of work includes analyzing ground conditions and structural integrity through soil sampling and environmental testing, as well as testing for hazardous substances. The selected provider is required to hold specific certifications in environmental consultancy and the health and safety handling of hazardous materials. The primary deliverables for this engagement are site investigation reports, hazardous material surveys, and comprehensive ground condition assessments. This opportunity, categorized under NAICS code 541620, was posted on September 15, 2026, for the North Hertfordshire District Council.

North Hertfordshire District Council

POSTED

DEADLINE

City of Calgary - Request for Proposal - RFP 26-1726 Climate Projections Update

Solicitation # AB-2026-06300

The City of Calgary is seeking a consultant to provide updated climate projections to enhance climate risk assessments, infrastructure design, and long-term planning across its business units. The selected provider will be responsible for developing comprehensive climate projections, technical and summary reports, supporting datasets, and practical guidance for the application and interpretation of this data. Additionally, the consultant must create communication materials to ensure the long-term organizational use of climate information. This solicitation, identified as RFP 26-1726, consists of a single phase encompassing all required deliverables. The City encourages consulting partnerships or collaborations that can offer complementary expertise to meet the project's unique requirements. Interested parties must submit their responses by the deadline of October 14, 2026.

POSTED

DEADLINE

Environmental Site Assessment and CharacterizationThis subcontract for Environmental Site Assessment and Characterization supports prime contractors on Montana Department of Environmental Quality local government projects. The scope of work involves performing site characterization, remedial investigations, and geophysics to identify environmental conditions and assess impacts on natural resources and human health. Key activities include conducting geophysical surveys and soil and water sampling to develop necessary mitigation measures for environmental risks. The contractor is responsible for delivering the final Environmental Site Characterization Report and the Remedial Investigation. This opportunity falls under NAICS code 541620 and is managed by the state of Montana, with a response deadline set for October 16, 2026.

POSTED

DEADLINE

Groundwater and Soil Vapor Sampling ServicesThis subcontract for Groundwater and Soil Vapor Sampling Services supports prime contractors on County of San Diego Department of Public Works landfill projects. The scope of work involves recurring field collection of groundwater, soil, and soil vapor samples, including well development and the collection of fixed gas samples specifically at the Bonsall Landfill. The contractor is required to utilize groundwater sampling pumps and dedicated monitoring tools while ensuring all activities comply with California Code of Regulation Title 27 and Regional Water Quality Control Board requirements. The selected provider will be responsible for delivering all collected samples and associated field data logs. This opportunity falls under NAICS code 541620 and was posted on September 15, 2026, with a response deadline of October 9, 2026.

County of San Diego

POSTED

1 day ago

DEADLINE

in 23 days

AI Contract Overview

The City of Alhambra in California is seeking a subcontractor for the Erosion Control and BMP Installation project. The scope of work involves the installation of Best Management Practices to manage stormwater and prevent pollution, specifically utilizing silt fences, sediment basins, and erosion control blankets. The project falls under NAICS code 541620 and will be performed within Alhambra, zip code 91801. The solicitation was posted on June 26, 2026, and requires a response by July 30, 2026, at 5:30 PM. Interested parties can find further details and submission guidelines through the provided BidAmerica portal.

General Info

City of Alhambra seeks subcontractor for erosion control and BMP installation by July 30.

Agency

California → City of AlhambraView Agency

NAICS

541620 - Environmental Consulting ServicesView NAICS

Place of Performance

Alhambra, CA, 91801, USA

Set-Aside

NONE

Documents

This scope was carved out of N2M26-77.

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

View the prime solicitation

Alhambra Fire Department Station 73 Parking Lot Improvement Project

AI Contract Breakdown

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Timeline

PhaseClosed

PostedJun 26

subcontract

Response DeadlineJul 30

Deadline has passed

Submission Closed

07/30/2026, 05:30:00 PM UTC

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Organization & Contact Information

AgencyCalifornia → City of Alhambra

ContactsNo contacts available

OfficeN/A

Organization / Agency

California → City of Alhambra

View Agency Profile

Office AddressN/A

ContactsNo contact information available

Full Description

Installation of Best Management Practices (BMPs) such as silt fences, sediment basins, and erosion control blankets to manage stormwater and prevent pollution.

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