Water efficiency and Colorado water

Colorado allocates water by prior appropriation, and that single fact shapes everything a homeowner or developer can do with it.

What prior appropriation means for you

First in time, first in right. Older rights are senior, and in a dry year seniors are satisfied before juniors get anything. Owning land above an aquifer or beside a creek does not by itself entitle you to use the water. Water rights are property, separate from the land.

The practical consequences show up as tap fees, well permit restrictions, outdoor watering rules, and limits on collecting rain that falls on your own roof.

The three questions on any parcel

Is there a district? If yes, you buy a tap, which is a one-time fee that varies widely by district. Get the current schedule in writing and confirm availability, because moratoria and waiting lists exist.

If not, what does the well permit allow? The distinction between household use only and a broader domestic permit is the difference between a home and a small ranch. Buyers who assumed irrigation and livestock and received household use only have a real problem.

Is an augmentation plan required, and does one already cover the parcel? Obtaining your own through water court is slow and expensive. Being inside an existing plan operated by a district or association is dramatically simpler.

Indoor and outdoor efficiency

Outdoors is where the volume is. Turf is the largest residential water use in most Colorado households, and xeriscape done properly is not gravel and yucca. It is planting matched to the actual precipitation, with irrigation zoned to plant need rather than to convenience.

Indoors, fixture selection and hot water distribution layout do most of the work. A long uninsulated run to a distant bathroom wastes water every time someone waits for it to warm up, and it is a plumbing layout decision made during design.