Boulder County Assessor’s Office will be closed Thursday, Nov. 30. The offices will reopen Monday, Dec. 4.

Gross Reservoir Impact Mitigation Fund Payments
Denver Water Gross Dam construction project with words "How to claim your phase 1 payment" overlaying the image

Instructions for Receiving a Phase 1 Payment

Choose ONE of the options below for submitting your Award Claim Form and IRS form W-9

(Option 1) EMAIL OR UPLOAD SCANNED FORMS ELECTRONICALLY

  • Email the completed/scanned Award Claim Form and W-9 as attachments to grossreservoir@bouldercounty.gov
    • Note: We only need the first page of the completed W-9, not the following pages of instructions

(Option 2) FILL OUT AND SUBMIT THE FORMS ELECTRONICALLY

  1. Fill out the W-9 electronically (save on your e-device and upload just the first page with your responses to the e-Award form)
  2. Upload the W-9 (first page only) and complete the Award Claim Form electronically using Boulder County’s e-Award form application.

(Option 3) MAIL THE COMPLETED (PAPER/PRINTED) FORMS TO BOULDER COUNTY:

Mail to:

Gross Reservoir Impact Mitigation Fund
Boulder County Commissioners’ Office
PO Box 471
Boulder, CO 80306-0471

Boulder County will begin distributing checks to Gross Reservoir residents who have completed and submitted all required paperwork beginning in September.

Our staff coordinator for the Gross Reservoir Community Impact Mitigation Fund distribution project, Barb Halpin, can be reached at grossreservoir@bouldercounty.gov or 720-564-2830 with any questions.

Note: The deadline for Phase 1 households to claim their individual payment amount is April 30, 2024.

See Gross Reservoir Impact Mitigation Fund webpage for background history and information about the fund.

See Phase 1 Distribution webpage for more information about the distribution methodology.

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