Seniority, absolute versus conditional water, and decreed uses for all 3,535 water rights on record in Grand County, taken from the state's own records. Priority dates run from 1864-06-01 to 2024-11-30.
CFS on record: 11,886.0 absolute · 8,909.4 conditional. Flow (CFS) and volume (AF) are never added together.
Worth knowing: 649 rights in Grand County carry a conditional portion, water that is decreed but not yet perfected. Absolute and conditional are not the same asset.
In a dry year the oldest rights are served first. This is how Grand County's rights are distributed.
| Era | Rights | Share | |
|---|---|---|---|
| pre-1900 | 417 | 11.8% | |
| 1900-1949 | 842 | 23.8% | |
| 1950-1969 | 422 | 11.9% | |
| 1970-1999 | 1,128 | 31.9% | |
| 2000+ | 726 | 20.5% |
| Decreed use | Rights |
|---|---|
| Irrigation | 2,041 |
| Domestic | 1,407 |
| Stock | 862 |
| Fire | 671 |
| Augmentation | 596 |
| Recreation | 585 |
Ranked by the state's own priority administration number, the figure DWR uses to order rights by seniority.
| Priority | Structure | Source | Amount | Uses | Verify |
|---|---|---|---|---|---|
| 1867-12-31 | DOUGHERTY WELL | GROUNDWATER: COLORADO RIVER | 0.0223 CFS | Commercial, Domestic | state record |
| 1875-06-01 | BYERS DITCH NO 1 | GARDINER CREEK | 0.25 CFS | Irrigation | state record |
| 1875-06-01 | BYERS DITCH NO 2 | GARDINER CREEK | 2.0 CFS | Irrigation | state record |
| 1878-09-01 | BULL RUN DITCH NO 1 | BULL RUN | 1.0 CFS | Irrigation | state record |
| 1878-09-22 | MRS A KING DITCH | TROUBLESOME CREEK | 8.0 CFS | Irrigation | state record |
| 1879-06-15 | UTE BILL DITCH NO 1 | UTE BILL CREEK | 2.0 CFS | Irrigation | state record |
| 1880-04-21 | ANTON HEINI DITCH | MUDDY CREEK | 4.5 CFS | Irrigation | state record |
| 1880-06-01 | BATTLE CREEK DITCH NO 1 | BATTLE CREEK | 0.75 CFS | Irrigation | state record |
| 1880-06-05 | MCQUEARY DITCH 6 | WILLOW CREEK | 7.5 CFS | Irrigation | state record |
| 1880-12-31 | EIGHT MILE DITCH NO 1 | EIGHTMILE CREEK | 0.875 CFS | Irrigation | state record |
This page is the summary. The full file for Grand County covers every one of the 3,535 rights, with its priority date, seniority number, absolute and conditional amounts, decreed uses and a link to each official record, as a spreadsheet.
Buying, lending on, or listing irrigated ground here? Ask for the county file, or for a single property's water summary. The first one is on me.
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Records last updated 10 September 2026.