⟁ Texas Water Well Reports field records · 2026 survey

Texas Water Well Reports › Frio County

Frio County, Texas: well depth, water level & drilling cost

✓ 953 TDLR SDR records · verified 2026-07-30

420 ftmedian well depth
300 ft–704 fttypical depth range
206 ftmedian static water level
30 gpmmedian yield (838 tests)

How deep are wells in Frio County, Texas?

The median drilled well depth in Frio County is 420 ft, based on 952 wells with recorded depths in the state TDLR SDR database. Half of all wells fall between 300 ft and 704 ft; 90% are shallower than 1,648 ft. Wells drilled since 2016 have a median depth of 440 ft.

How much does it cost to drill a well in Frio County?

Applying published per-foot rates to the local median depth of 440 ft: drilling and casing alone typically runs $11,000–$28,600; a complete system including pump, pressure tank, and hookup typically runs $26,400–$44,000. Actual quotes depend on site access, geology, and casing requirements.

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What is the static water level in Frio County?

The median static water level is 206 ft below ground surface (middle half of wells: 120 ft–297 ft), from 890 measurements.

How much water do wells in Frio County produce?

The median tested yield is 30 gpm (middle half: 15 gpm–100 gpm), from 838 pump tests. A typical household needs 5–10 gpm.

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Drilled depth distribution

0–50 ft 4 50–100 ft 18 100–150 ft 35 150–200 ft 23 200–300 ft 138 300–400 ft 195 400–600 ft 257 600+ ft 282

Who drills wells in Frio County?

Companies by number of water wells completed in this county since 2016, per filed driller reports (SDR).

DrillerWells since 2016
Underground Water Resources, LLC93
SHEPHERD DRILLING89
McKinley Drilling82
Thomas Moy and Sons Water Well Drilling Inc.26
Bull's Eye Services, LLC22
Well Done Water Works, LLC21
Unison Drilling Inc15
Moy's Water Well Drilling & Services of Texas14

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Well records by ZIP code in Frio County

Median depth, water level, and yield for each ZIP code with recorded wells.

Method: medians computed from TDLR SDR records (water-supply wells only (domestic, irrigation, stock, public supply, industrial) — monitoring, environmental borings, test holes, injection and geothermal excluded; depths 0–5,000 ft). Cost estimate applies published per-foot ranges (checked 2026-06-11) to the local median depth — full methodology & sources.