This Government Contract opportunity from Mississippi was posted on August 18, 2025. The submission period has ended. Browse the details below for market research, or find similar active opportunities.

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Water Quality Modeling

Closed

State & Local

Submission Closed10/06/2025, 12:00:00 AM 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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DEADLINE

Water and Wastewater Permitting ConsultantThis subcontract opportunity is for a Water and Wastewater Permitting Consultant to provide specialized technical support for the Port of Houston Authority. The selected consultant will assist prime contractors in managing permitting and regulatory compliance for public water systems and wastewater treatment plants. Key responsibilities include preparing permit applications, conducting sampling and monitoring, and ensuring strict adherence to the Lead and Copper Rule through the use of professional water quality sampling kits and monitoring equipment. The consultant is expected to deliver critical compliance reports, detailed sampling data, and timely permit renewals. This engagement falls under NAICS code 541620 and requires a response by November 11, 2026. The project focuses on maintaining environmental and safety standards for water infrastructure within the Port of Houston Authority's jurisdiction.

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POSTED

DEADLINE

Environmental Planning and Natural Resource SpecialistThis subcontract opportunity for Environmental Planning and Natural Resource Specialists supports prime contractors on projects for the Port of Houston Authority. The scope of work involves comprehensive environmental planning, field studies, and permitting coordination, with a specific focus on wetlands, aquatic resources, and the assessment of cultural resources and threatened or endangered species. The selected provider will be responsible for managing compliance under the National Environmental Policy Act, the Clean Water Act Sections 401 and 404, and Section 10 of the Rivers and Harbors Act. Key deliverables include the preparation and submission of permit applications and renewals, as well as the delivery of detailed environmental study reports. Responses are due by November 11, 2026.

Port of Houston Authority

POSTED

about 10 hours ago

DEADLINE

in 14 days

AI Contract Overview

The Mississippi Department Environmental Quality is seeking a subcontractor for a water quality modeling project. The primary objective of this contract is the development and application of watershed, water quality, and hydrodynamic models to simulate the impacts of pollutants. These technical efforts are intended to provide critical data to support permitting decisions and the development of Total Maximum Daily Loads. This opportunity is categorized under NAICS code 541620 and was posted on August 18, 2025. Interested parties must submit their responses by the deadline of October 6, 2025. Further details regarding the bid can be accessed through the Mississippi Department of Finance and Administration portal.

General Info

Agency

Mississippi Department Environmental Quality

NAICS

541620 - Environmental Consulting Services

Place of Performance

MS, USA

Set-Aside

NONE

Documents

This scope was carved out of RFx3140004310.

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

View the prime solicitation

Professional Engineering and Technical Services for Programmatic Support (As Needed)

AI Contract Breakdown

Uniform Contract Format

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The breakdown needs solicitation documents. None were found from this contract's source.

Timeline

PhaseClosed

PostedAug 18

subcontract

Response DeadlineOct 6

Deadline has passed

Submission Closed

10/06/2025, 12:00:00 AM UTC

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Organization & Contact Information

AgencyMississippi Department Environmental Quality

ContactsNo contacts available

OfficeN/A

Organization / AgencyMississippi Department Environmental Quality

Office AddressN/A

ContactsNo contact information available

Full Description

Develop and apply hydrodynamic, water quality, and watershed models to simulate pollutant impacts and support TMDL development and permitting decisions.

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