Hydrohistorian
Water providers in Alamosa County, Colorado
Who is my water provider?
Type a Colorado address, or use your location. This names the community water systems whose EPA service-area boundary contains that point.
Blue is a boundary a utility or county traced; amber is one EPA modelled from census places. Click an area for the system. Systems with no boundary on file are in the table but not on the map.
Towns in Alamosa County
Each names the systems whose service area covers it.
Every community water system in Alamosa County
| System | Serves | Source | Service area | Water district |
|---|---|---|---|---|
| City of Alamosa | 11,271 | Groundwater | traced | Rio Grande |
| East Alamosa | 1,453 | Purchased groundwater | traced | Rio Grande |
| Wagon Wheel Mobile Home Park | 160 | Groundwater | none on file | — |
| Valley Mobile Home LLC 1 open health-based | 85 | Groundwater | modelled | Rio Grande |
Common questions
How many water providers are in Alamosa County, Colorado?
4 community water systems serve Alamosa County, Colorado. The largest is City of Alamosa, which reports serving 11,271 people.
Who is my water provider in Alamosa County?
It depends on your address: 4 community systems serve parts of Alamosa County. Enter an address in the lookup on this page and it will name the systems whose EPA service-area boundary contains that point.
Why is a system in Alamosa County missing from the map?
1 of the 4 systems here have no service-area boundary in EPA's file, so they cannot be drawn. They are still in the table on this page, with their source and compliance record.
Nearby counties
Systems and counties from EPA SDWIS federal reporting, fetched 2026-09-08; boundaries from EPA's Community Water System Service Area Boundaries (v3, 2026). A county row here is the county SDWIS files for the system, which is where it serves customers, not necessarily where its intakes are. Report a problem →