⟁ Texas Water Well Reports field records · 2026 survey

Texas Water Well Reports › Harris County › Tomball (77375)

Tomball, TX (77375): well depth, water level & drilling cost

✓ 535 TDLR SDR records · Harris County

280 ftmedian well depth
240 ft–315 fttypical depth range
120 ftmedian static water level
40 gpmmedian yield (477 tests)

How deep are wells in Tomball (77375), Texas?

The median drilled well depth in Tomball (77375) is 280 ft, based on 535 wells with recorded depths in the state TDLR SDR database. Half fall between 240 ft and 315 ft; 90% are shallower than 350 ft.

How much does it cost to drill a well in Tomball (77375)?

Applying published per-foot rates to the local median depth of 287 ft: drilling and casing alone typically runs $7,175–$18,655; a complete system including pump, pressure tank, and hookup typically runs $17,220–$28,700. Actual quotes depend on site access, geology, and casing requirements.

What is the static water level in Tomball (77375)?

The median static water level is 120 ft below ground surface (middle half of wells: 95 ft–155 ft), from 529 measurements.

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Drilled depth distribution

0–50 ft 1 50–100 ft 0 100–150 ft 3 150–200 ft 17 200–300 ft 290 300–400 ft 196 400–600 ft 12 600+ ft 16
Looking at a specific property in Tomball (77375)?

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Part of Harris County well records.

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), grouped by ZIP from the recorded address. Cost estimate applies published per-foot ranges to the local median depth — full methodology & sources.