⟁ Texas Water Well Reports field records · 2026 survey

Texas Water Well Reports › Harris County › Katy (77449)

Katy, TX (77449): well depth, water level & drilling cost

✓ 109 TDLR SDR records · Harris County

300 ftmedian well depth
260 ft–460 fttypical depth range
150 ftmedian static water level
50 gpmmedian yield (104 tests)

How deep are wells in Katy (77449), Texas?

The median drilled well depth in Katy (77449) is 300 ft, based on 109 wells with recorded depths in the state TDLR SDR database. Half fall between 260 ft and 460 ft; 90% are shallower than 1,130 ft.

How much does it cost to drill a well in Katy (77449)?

Applying published per-foot rates to the local median depth of 435 ft: drilling and casing alone typically runs $10,875–$28,275; a complete system including pump, pressure tank, and hookup typically runs $26,100–$43,500. Actual quotes depend on site access, geology, and casing requirements.

What is the static water level in Katy (77449)?

The median static water level is 150 ft below ground surface (middle half of wells: 135 ft–205 ft), from 105 measurements.

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Drilled depth distribution

0–50 ft 0 50–100 ft 0 100–150 ft 0 150–200 ft 0 200–300 ft 51 300–400 ft 21 400–600 ft 20 600+ ft 17
Looking at a specific property in Katy (77449)?

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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.