Western Water Data

Rio Blanco County, Colorado — water rights summary

Seniority, absolute versus conditional water, and decreed uses for all 3,103 water rights on record in Rio Blanco County, taken from the state's own records. Priority dates run from 1880-05-01 to 2023-01-24.

At a glance

3,103water rights on record
37,728acre-feet absolute (perfected)
448,127acre-feet conditional (decreed, not yet perfected)
7.0%of rights carry a conditional portion

CFS on record: 4,836.4 absolute · 2,714.9 conditional. Flow (CFS) and volume (AF) are never added together.

Risk: absolute vs conditional

Worth knowing: Rio Blanco County has about 11.9x more acre-feet decreed as conditional than as absolute. Conditional water is decreed on paper but not yet put to beneficial use. A buyer or lender who does not separate the two is valuing a different asset than the one on the ground.

Seniority by era

In a dry year the oldest rights are served first. This is how Rio Blanco County's rights are distributed.

EraRightsShare
pre-190052516.9%
1900-194993830.2%
1950-196957218.4%
1970-199984627.3%
2000+2227.2%

What the water is decreed for

Decreed useRights
Stock1,528
Irrigation1,504
Domestic938
Wildlife331
Fire298
Recreation271

The ten most senior rights on record

Ranked by the state's own priority administration number, the figure DWR uses to order rights by seniority.

PriorityStructureSourceAmount UsesVerify
1880-05-01POWELL PARK DITCHWHITE RIVER20.0 CFSIrrigationstate record
1881-08-05ELK CREEK DITCHNORTH ELK CREEK1.6 CFSIrrigation, Recreation, Fishery, Fire, Domestic, Stock, Augmentationstate record
1883-04-01WRIGHT DITCHCURTIS CREEK1.0 CFSIrrigationstate record
1883-04-02LEONARD SPRINGSTEWART GULCH2.0 CFSIrrigationstate record
1883-04-15MORGAN DITCH 1PICEANCE CREEK1.0 CFSIrrigation, Commercial, Industrial, Recreation, Fishery, Domestic, Stock, Augmentationstate record
1883-05-14COAL CREEK DITCH 1COAL CREEK4.0 CFSIrrigationstate record
1883-06-01P & L DITCHPICEANCE CREEK0.5 CFSIrrigationstate record
1883-06-07MARTIN DITCHCOAL CREEK3.0 CFSIrrigationstate record
1883-11-20MEEKER DITCHWHITE RIVER20.0 CFSIrrigation, Municipalstate record
1884-04-20OLD AGENCY DITCHWHITE RIVER8.5 CFSIrrigationstate record

Need this for a deal?

This page is the summary. The full file for Rio Blanco County covers every one of the 3,103 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.

erik@westernwaterdata.com

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Records last updated 10 September 2026.