How to bid on Stream Mitigation Credits for Intersection Improvements, Loudoun County

What Loudoun County is buying

Loudoun County, Virginia, is looking to purchase 1,126 stream mitigation credits. These credits must be approved by the Department of Environmental Quality (DEQ) and use the Unified Stream Methodology (USM).

The credits are needed to offset environmental impacts from planned intersection improvements at Evergreen Mills Road, Watson Road, and Reservoir Road within Loudoun County. The project is located in the Middle Potomac-Catoctin watershed (HUC 02070008). The final number of required credits may be adjusted based on permits currently under review by the U.S. Army Corps of Engineers and the Virginia DEQ.

Key dates and what happens at the deadline

This Invitation for Bid (IFB) was published on July 30, 2026. The deadline for submitting bids is September 02, 2026, at 12:00 PM ET.

It is crucial to submit your bid by the exact deadline. Late submissions will not be accepted or considered.

Who this opportunity suits

This opportunity is suitable for DEQ-approved stream mitigation banks. Vendors must be able to provide stream mitigation credits that meet the Unified Stream Methodology (USM) requirements and are located within the Middle Potomac-Catoctin watershed.

The solicitation is for construction-related environmental mitigation, specifically the purchase of credits to compensate for stream impacts.

How to respond to this solicitation

To get the full details and instructions for this solicitation, you must visit www.loudoun.gov/bids. Online responses submitted through eVA will not be accepted or considered.

You can view the original solicitation on eVA, Virginia's eProcurement portal, by clicking the 'View original source' link. While viewing is public and does not require an account, you will need to sign in with a free eVA vendor account to respond to the solicitation before the deadline.

Tips for preparing a competitive response

Carefully review all documents downloaded from www.loudoun.gov/bids to ensure full compliance with all submission requirements. Pay close attention to any specific formatting or content instructions.

Verify that your stream mitigation credits are DEQ-approved, utilize the Unified Stream Methodology, and are located within the specified Middle Potomac-Catoctin watershed. Clearly demonstrate how your offering meets these exact criteria.

Since the exact number of credits is subject to permit review, ensure your bid addresses any potential flexibility or conditions related to the final credit amount, if the solicitation allows for it. Submit your bid well in advance of the deadline to avoid any last-minute technical issues.