How deep are water wells in Dawson County, Texas?

Half of the home water wells drilled in Dawson County in the last 10 years are between 135 and 190 feet deep. The median is 168 feet, based on 140 driller reports filed with the state. Drillers measured the water standing a median 78 feet below the surface (20 wells). That is shallower than the Texas median of 250 feet.

Updated every day from Texas Water Development Board driller reports. Last update: November 10, 2026, using the state file of November 9, 2026. These are depths of real wells drilled nearby, not a promise about any property. Groundwater can change over short distances and with drought. A licensed water well driller can tell you what to expect on a specific tract.

Key figures

Typical depth (middle half)
135 to 190 ft
Median depth
168 feet
Deepest 10% are past
208 feet
Water level (median)
78 feet (20 wells)
Wells used
140
Period
Last 10 years
Latest report
October 7, 2026
Depth rank
186 of 245 (1 = deepest)
Confidence
Standard

How deep the wells are

Number of home wells by depth, last 10 years (or since 2001 where wells are few).

Depth (ft)Wells
50 to 1008
100 to 15037
150 to 20069
200 to 25024
250 to 3002

Median depth by year

Median depth of home wells finished each year. Years with fewer than 10 wells are not shown.

YearMedian (ft)Wells
200316810
200912015
201115916
201214019
201816013
201920110
202017021
202114417
202217218
202316015
202417412
202516114
202616713

Are wells in Dawson County getting deeper?

Home well depth in Dawson County has not changed meaningfully: the median was 162 feet in 2003 to 2007 and 160 feet in 2021 to 2025 (a difference under 10% or within the margin of error). Read the 20-year study.

Aquifers under the county

The Texas Water Development Board maps the Ogallala, a major aquifer, at the surface (outcrop) across 94% of the county; the Edwards-Trinity (High Plains), a minor aquifer, under 71% of the county.

What a well costs in Dawson County

At the median depth for Dawson County (168 feet), a complete home well (drilling, casing, pump, pressure tank and hookup at the well) would cost roughly $6,500 to $16,500, by TerraFunded's estimate from published Texas prices. Trenching and the line to the house are extra. Get quotes from at least two licensed drillers.

Neighboring counties

Common questions

How deep do I need to drill a well in Dawson County?

The middle half of home wells drilled there are 135 to 190 feet deep; one in ten goes past 208 feet. The depth a given tract needs depends on where it is and what layers the driller hits.

How much does a water well cost in Dawson County?

At the median depth (168 feet), a complete well would cost roughly $6,500 to $16,500 by TerraFunded's estimate from published Texas driller prices ($25 to $60 per foot plus pump and equipment). The real price comes from a driller's quote.

Are wells in Dawson County getting deeper?

Home well depth in Dawson County has not changed meaningfully: the median was 162 feet in 2003 to 2007 and 160 feet in 2021 to 2025 (a difference under 10% or within the margin of error).

How do I see the well report for a property or a neighbor's well?

Every well drilled in Texas since 2001 has a public driller's report. On this page's map, tap a well to open its official report on the state's site, or look it up by location in the TWDB viewer.

How to read these numbers

Figures cover new and replacement domestic (home) wells, from the reports licensed drillers file with the state. Read the full methodology. Download the county table (CSV).

How to cite: TerraFunded Texas Well Atlas, from Texas Water Development Board driller reports (data as of November 9, 2026). https://terrafunded.com/wells

Sources

All counties