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Stormwater Compliance and Permitting

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State & Local

Contract Overview

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

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The Department of Natural Resources for Iowa is seeking a subcontractor for Stormwater Compliance and Permitting to manage land disturbance exceeding one acre in Jones County. The primary objective of this contract is to obtain NPDES Stormwater Discharge Permit No. 2 and ensure the proper implementation of erosion and sediment control measures. This opportunity falls under NAICS code 541620. Interested parties must submit their responses by the deadline of August 27, 2026, following the posting date of August 12, 2026.

General Info

Iowa DNR seeks subcontractor for Jones County stormwater compliance and NPDES permitting.

Agency

Iowa → Department of Natural ResourcesView Agency

NAICS

541620 - Environmental Consulting ServicesView NAICS

Place of Performance

Jones County, IA, USA

Set-Aside

NONE

Documents

This scope was carved out of 25-06-53-01.

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

View the prime solicitation

Septic Mound System, Wapsipinicon State Park, Jones County

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Timeline

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Organization & Contact Information

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AgencyIowa → Department of Natural Resources
ContactsNo contacts available
OfficeN/A
Organization / Agency
Iowa → Department of Natural Resources
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Office AddressN/A
ContactsNo contact information available

Full Description

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Obtain NPDES Stormwater Discharge Permit No. 2 and implement erosion and sediment control measures due to land disturbance over 1 acre.

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NAICS: 237990
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Stone Entry Portal, Lake Darling State Park, Washington County
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The Iowa Department of Natural Resources is soliciting bids for the replacement of the existing entrance portal at Lake Darling State Park in Washington County, Iowa, with a standardized stone entry portal as per the Iowa DNR Design Guide. The scope of work includes demolition of the current structure, earthen grading, construction of concrete footings and structural concrete, installation of stone work, a timber sign support with steel brackets, electrical and lighting systems, and comprehensive site restoration involving fertilization, seeding with a Type 1 permanent lawn mixture, and hydraulic application of wood cellulose fiber mulch. The project is structured on a unit price basis with five lump sum line items covering mobilization, demolition, the stone portal and associated items, electrical and lighting, and site restoration. The contract requires compliance with the Iowa Department of Transportation’s Standard Specification for Highway and Bridge Construction – Series 2015 for concrete, mandating a minimum compressive strength of 3,500 psi at 27 days, and adherence to Section 9010 of the Iowa SUDAS Specifications for grading and seeding. All work must be completed by December 11, 2026, and must be performed in accordance with the submitted drawings and supplemental provisions. Bids must be submitted electronically by 3:00 PM on August 27, 2026, to constructionbids@dnr.iowa.gov, with no paper submissions permitted, and must include a fully completed Proposal Form (Attachment A), all required certifications, and the contractor’s Iowa Contractor Registration Number. The award will go to the lowest responsive and responsible bidder. A performance bond is required if the contract price equals or exceeds $25,000, with the bond amount not less than 100% of the contract value. Contractors must carry public liability insurance with minimum coverage of $250,000 per person and $500,000 per occurrence, and must obtain a NPDES Stormwater Discharge Permit (DNR General Permit No. 2) before commencing any land-disturbing activity. Contractors are also required to call Iowa One Call (811) prior to excavation. Liquidated damages of $1,000 per day will be assessed for each day of delay beyond the completion date, and a one-year warranty from the date of final acceptance is mandated, during which the contractor must promptly repair or replace any defective work or materials at no cost to the state. All contract records
Other Heavy and Civil Engineering Construction

POSTED

16 days ago

DEADLINE

in 6 days
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