This Government Contract opportunity from Louisiana was posted on May 20, 2026. The submission period has ended. Browse the details below for market research, or find similar active opportunities.

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Hydrologic and Hydraulic (H&H) Modeling

Closed

State & Local

Submission Closed05/29/2026, 09:30:00 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

New

Federal

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Naval History and Heritage Command (NHHC)

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Environmental Compliance and PermittingThis contract involves the preparation of comprehensive environmental plans focused on stormwater management, hazardous materials handling, and ensuring compliance with key environmental regulations, including NEPA, MEPA, and Sections 401/404 of the Clean Water Act. The scope is designed to support the Massachusetts Department of Transportation in meeting stringent environmental standards during project development. Scheduled for response by June 26, 2026, this subcontract falls under NAICS code 541620, which covers environmental consulting services. The work will primarily be performed in District 4 of Massachusetts, reflecting the regional focus of the assignment. The contract emphasizes environmental compliance and permitting to facilitate transportation projects while protecting natural resources and adhering to federal and state environmental laws.

Massachusetts Department of Transportation

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DEADLINE

Stormwater and Environmental ComplianceThis contract involves the development and implementation of a Stormwater Pollution Prevention Plan (SWPPP) aimed at managing erosion control, dewatering processes, and ensuring adherence to both the National Pollutant Discharge Elimination System Construction General Permit (NPDES CGP) and Massachusetts Department of Environmental Protection (MassDEP) regulations. The project is designated as a subcontract opportunity under the NAICS code 541620, which relates to environmental consulting services. It is issued by the Massachusetts Department of Transportation (MASSDOT) with the place of performance specified as District 4. The solicitation and response deadline are both set for June 26, 2026, indicating a tight timeline for submission. The contract emphasizes environmental compliance and requires specialized expertise in stormwater pollution control measures, especially in the context of regulatory requirements. No set-aside designation or specific organization type criteria are mentioned, suggesting the subcontract is open for eligible environmental service providers. Additional details and submission information can be accessed through the provided MASSDOT online bidding portal.

MASSDOT

POSTED

in 10 days

DEADLINE

in 10 days

AI Contract Overview

The contract involves performing hydrologic and hydraulic modeling to support coastal and drainage infrastructure projects. Key tasks include floodplain analysis and water flow simulations, which are critical for understanding and managing water resources and mitigating flood risks in affected areas. This work will provide essential data and insights to guide engineering and environmental decisions related to water movement and flood control. Issued by the Jefferson Parish Purchasing Department in Louisiana, this subcontract opportunity aligns with the NAICS code 541620, covering environmental consulting services. The solicitation opened on May 20, 2026, with a response deadline of May 29, 2026. Although some details such as specific locations and point of contact are not provided, the contract’s focus on detailed hydrologic and hydraulic analysis underscores its importance in supporting local coastal and drainage project planning and execution.

General Info

Perform hydrologic and hydraulic modeling for floodplain analysis supporting coastal drainage projects.

Agency

Louisiana → Jefferson Parish Purchasing Department

NAICS

541620 - Environmental Consulting ServicesView NAICS

Place of Performance

LA, US

Set-Aside

NONE

Documents

(0)

No documents available

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Timeline

PhaseClosed

PostedMay 20

subcontract

Response DeadlineMay 29

Deadline has passed

Submission Closed

05/29/2026, 09:30:00 PM UTC

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Organization & Contact Information

AgencyLouisiana → Jefferson Parish Purchasing Department

ContactsNo contacts available

OfficeN/A

Organization / Agency

Louisiana → Jefferson Parish Purchasing Department

Office AddressN/A

ContactsNo contact information available

Full Description

Perform hydrologic and hydraulic modeling to support coastal and drainage projects, including floodplain analysis and water flow simulations.