Jeff Davis County, Texas — public water systems
At a glance
10 active public water systems are filed under Jeff Davis County, Texas in EPA's SDWIS records, together reporting 2,174 people served. The largest is Fort Davis WSC, which reports serving 986 people. 4 are community water systems serving people where they live; the other 6 are non-community systems, such as schools, workplaces, campgrounds and gas stations with their own supply.
Dataset updated . Source: EPA SDWIS/ECHO, refreshed quarterly.
Active systems
10
Population served
2.2K
Community systems
4
Groundwater share
100%
How does Jeff Davis County compare with other Texas counties?
Jeff Davis County has the 128th-most active public water systems among the 309 counties listed for active Texas systems in EPA records; among the 234 with 3 or more systems, the median has 12. Its systems report 2,174 people served in total, the 228th-largest county figure in the state and less than 0.1% of the statewide total. The average system here reports serving 217 people, well below the Texas average of 4,789. Population figures are what each system reports; people served by more than one system, such as a wholesaler and the town that buys from it, are counted by each.
Where does Jeff Davis County's drinking water come from?
By primary water source, Jeff Davis County's active systems draw on groundwater (10, 100%). Overall, all rely mainly on groundwater (including purchased groundwater) and none on surface water, compared with 78% and 21% across Texas. Groundwater means the system draws its water from wells or springs fed by underground aquifers. The county's largest system, Fort Davis WSC, draws primarily on groundwater.
What kinds of water systems operate in Jeff Davis County?
Jeff Davis County's active systems break down as 4 community systems (40%) and 6 transient non-community systems (60%). A community water system serves at least 15 connections used by year-round residents, or regularly serves at least 25 year-round residents. Homes, apartments and mobile-home parks are served by these. A transient non-community water system serves places where people do not stay long, such as gas stations and campgrounds, and regularly serves at least 25 people a day for at least 60 days a year. EPA lists their owner types as private (60%), local government (20%) and state government (20%).
Water systems in Jeff Davis County
🔒 Create a free account to export CSV| # | Water system | County | Population served | Type | Source |
|---|---|---|---|---|---|
| 1 | Fort Davis WSC | Jeff Davis | 986 | Community | Groundwater |
| 2 | Buffalo Trail Boy Scout Ranch | Jeff Davis | 410 | Transient non-community | Groundwater |
| 3 | City of Valentine | Jeff Davis | 190 | Community | Groundwater |
| 4 | Ut Mcdonald Observatory | Jeff Davis | 163 | Community | Groundwater |
| 5 | Prude Ranch | Jeff Davis | 100 | Transient non-community | Groundwater |
| 6 | Fort Davis Estates | Jeff Davis | 100 | Community | Groundwater |
| 7 | High Frontier | Jeff Davis | 87 | Transient non-community | Groundwater |
| 8 | Tpwd Davis Mountain State Park - Campgro | Jeff Davis | 50 | Transient non-community | Groundwater |
| 9 | Camp Mitre Peak | Jeff Davis | 50 | Transient non-community | Groundwater |
| 10 | Chihuahuan Desert Research Institute | Jeff Davis | 38 | Transient non-community | Groundwater |
Jeff Davis County water systems: frequently asked questions
How many public water systems are in Jeff Davis County, Texas?
EPA's SDWIS records file 10 active public water systems under Jeff Davis County, Texas: 4 community systems (40%) and 6 transient non-community systems (60%).
Who supplies drinking water in Jeff Davis County, TX?
The largest community water systems filed under Jeff Davis County are Fort Davis WSC (986 people served), City of Valentine (190 people served) and Ut Mcdonald Observatory (163 people served). Which system serves a particular address depends on its service area, which EPA's SDWIS records do not include; a water bill or the local utility can confirm it.
Does Jeff Davis County's drinking water come from groundwater or surface water?
Of the 10 active public water systems in Jeff Davis County, all draw mainly on groundwater and none on surface water, counting purchased supplies. The largest system, Fort Davis WSC, uses groundwater.
Where can I find a water quality report for Jeff Davis County?
Each community water system must deliver an annual water quality report, called a Consumer Confidence Report, to its customers by July 1, covering the previous calendar year. 4 community systems are filed under Jeff Davis County, so the report to look for is the one from the system that supplies your address.
How can I check violations for a water system in Jeff Davis County?
Open the system's profile from the list on this page. Each profile shows the most recent Safe Drinking Water Act violations in EPA's records, with plain-English labels and whether each one is resolved. For current compliance status, EPA ECHO is the primary source.
More Texas water systems
About this data
Source: U.S. EPA Safe Drinking Water Information System (SDWIS) and SDWA violation records, via EPA ECHO, as published October 1, 2026 — AquaCensus refreshes it quarterly. See the methodology for how records are matched, cleaned and scored.
Cite as: AquaCensus, “Public water systems in Jeff Davis County, Texas”, https://aquacensus.com/water-systems/texas/jeff-davis (data as of October 1, 2026).