Texas Water Well Reports field records · 2026 survey

Texas Water Well Reports › San Augustine County

San Augustine County, Texas: well depth, water level & drilling cost

✓ 920 TDLR SDR records · verified 2026-06-27

270 ftmedian well depth
180 ft–365 fttypical depth range
65 ftmedian static water level
50 gpmmedian yield (743 tests)

How deep are wells in San Augustine County, Texas?

The median drilled well depth in San Augustine County is 270 ft, based on 920 wells with recorded depths in the state TDLR SDR database. Half of all wells fall between 180 ft and 365 ft; 90% are shallower than 460 ft. Wells drilled since 2016 have a median depth of 240 ft.

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

Applying published per-foot rates to the local median depth of 240 ft: drilling and casing alone typically runs $6,000–$15,600; a complete system including pump, pressure tank, and hookup typically runs $14,400–$24,000. Actual quotes depend on site access, geology, and casing requirements.

What is the static water level in San Augustine County?

The median static water level is 65 ft below ground surface (middle half of wells: 40 ft–110 ft), from 818 measurements.

How much water do wells in San Augustine County produce?

The median tested yield is 50 gpm (middle half: 15 gpm–70 gpm), from 743 pump tests. A typical household needs 5–10 gpm.

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Drilled depth distribution

0–50 ft 15 50–100 ft 43 100–150 ft 118 150–200 ft 92 200–300 ft 264 300–400 ft 206 400–600 ft 156 600+ ft 26

Who drills wells in San Augustine County?

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

DrillerWells since 2016
Dale's Water Wells73
LTW Services, LP50
Pinnergy LTD41
Pixie Water Wells41
B.J Water Well Drilling41
East-Tex Water Well Drilling24
SYNERGEN DRILLING LLC14
KWS Water Well Drilling and Service13

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Looking at a specific property in San Augustine County?

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Well records by ZIP code in San Augustine 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.