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This Subcontract opportunity from California was posted on August 4, 2026. The submission period has ended. Browse the details below for market research, or find similar active opportunities.

Water Pollution Control Program Compliance

Closed
State & Local

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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Seattle Public Utilities is seeking an on-call consultant to provide expert solid waste data analysis and economic services to support the city's Zero Waste goals. This contract, with an estimated value of $625,000 and a duration of up to five years, focuses on leveraging extensive datasets to evaluate the effectiveness, equity, and feasibility of solid waste incentives, programs, and policies. The scope of work includes program evaluation using causal inference, economic modeling, demand forecasting, longitudinal analysis of waste characteristics, and the extraction of data from Microsoft Access databases. A key component of the engagement is the translation of complex technical findings into actionable insights through data visualization, strategic storytelling, and high-quality reports for both technical and non-technical audiences. The selection process is based on a weighted evaluation of project team qualifications and research and analytical capabilities, with a strong emphasis on equity-centered analysis and the ability to manage multiple projects in an on-call environment. Awarded consultants must adhere to strict compliance standards, including mandatory WMBE inclusion plans for contracts over $343,000, adherence to the Americans with Disabilities Act and WCAG accessibility guidelines, and compliance with Seattle's Equal Benefits and minimum wage ordinances. The contract is governed by a template that incorporates FAR Part 31 for allowable overhead costs and requires specific insurance coverages, including Commercial General Liability and Worker's Compensation. Work is assigned via individual work assignments, each with its own defined schedule and deliverables.
Seattle Public Utilities

POSTED

1 day ago

DEADLINE

in 6 days
NAICS: 541620
New
SLED
BIG WAVE NEW BRIDGE
Solicitation # 2027-RFP - Big Wave Bridge-00211
The County of San Mateo, through the Planning and Building department, is soliciting proposals for a qualified consultant to secure resource agency and encroachment permits for the construction of the Big Wave New Bridge. Located at 386 Airport Street in Half Moon Bay, the bridge will span a wetland drainage area between a Big Wave parcel to the north and a County-owned parcel to the south to ensure pedestrian path continuity toward the Princeton area. This project is conducted under the conditions of approval for Planning Permit PLN2013-00451. It is important to note that the actual construction of the bridge and the application for the building permit are explicitly excluded from the consultant's scope of work. The contract has a term of one year, with an anticipated award date of November 24, 2026. Proposals must be submitted via the eProcurement portal by November 16, 2026, and must be divided into a technical proposal and a separate fee proposal. Award selection is based on a points-based scoring method where firm qualifications, project approach, proposed schedule, and price are each weighted at 25 percent. The County provides a procurement preference for local businesses and non-profits. All communications regarding the RFP must be handled through the authorized contact persons, Camille Leung and Amy Tang, or the eProcurement portal.
Planning and Building

POSTED

1 day ago

DEADLINE

in 9 days

AI Contract Overview

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The Water Pollution Control Program Compliance subcontract, issued by the California Public Works agency, focuses on the implementation of erosion and sediment control measures. The primary objective of this engagement is to ensure that all construction activities remain in strict compliance with established environmental regulations to prevent water pollution. Interested parties must submit their responses by the deadline of August 26, 2026. This opportunity is categorized under NAICS code 541620, reflecting a requirement for environmental consulting and professional services to manage the project's regulatory adherence.

General Info

California Public Works subcontract for water pollution control; responses due August 26, 2026.

Place of Performance

CA, USA

Set-Aside

NONE

Documents

This scope was carved out of 80138.

The full solicitation package (10 documents), including the RFP, is on the prime solicitation, not on this scope.

View the prime solicitation

Tributary 2 Fencing Project

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Timeline

PhaseClosed
Posted

subcontract

Response Deadline

Deadline has passed

Submission Closed

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Organization & Contact Information

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AgencyCalifornia → Public Works
ContactsNo contacts available
OfficeN/A
Organization / AgencyCalifornia → Public Works
Office AddressN/A
ContactsNo contact information available

Full Description

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Implementation of erosion and sediment control measures to comply with environmental regulations during construction.

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Same awarding agency

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DEADLINE

in 5 days
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NAICS: 561730
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Independence Jail Landscaping
Solicitation # ZP 24-020
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Landscaping Services

POSTED

1 day ago

DEADLINE

in about 1 month
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NAICS: 541330
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Etnies Skatepark Improvement Project (25P03)
Solicitation # 25P03
The City of Lake Forest is soliciting proposals for the Etnies Skatepark Improvement Project (25P03) to modernize its 62,000 square foot facility. The selected consultant will refine two preliminary concept designs into a final design and prepare a complete, bid-ready Plans, Specifications, and Estimates (PS&E) package. Key project enhancements include the addition of an 8,000 square foot all-wheel pump track, improvements to street lanes, the street plaza, and various bowls, the removal and replacement of the cradle, and the integration of public art. The consultant must coordinate with a separate ongoing project for skatepark building renovations and develop a construction phasing plan that minimizes operational disruptions. Proposals are due by December 4, 2026, and must be submitted via the City's eProcurement portal. The prime consultant can be any qualified firm providing a team with expertise in public skatepark design, municipal civil engineering, and public art. Evaluation is based on a pass/fail review of licenses and conflicts of interest, a qualitative assessment of technical knowledge, and a cost proposal evaluated on a time and materials, not-to-exceed basis. The anticipated project start date is February 9, 2027, with an initial contract term running through January 19, 2030, and options for two additional one-year extensions. Consultants who prepared the preliminary concept designs are ineligible to participate in this phase.
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POSTED

1 day ago

DEADLINE

in 27 days
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NAICS: 237310
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Tustin Legacy Linear Park - Phase 3 Between Armstrong to Warner (CIP No. 20083)
Solicitation # CIP 20083
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POSTED

2 days ago

DEADLINE

in about 1 month
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