⟁ Texas Water Well Reports field records · 2026 survey

Texas Water Well Reports › Harris County › Katy (77493)

Katy, TX (77493): well depth, water level & drilling cost

✓ 483 TDLR SDR records · Harris County

265 ftmedian well depth
245 ft–350 fttypical depth range
140 ftmedian static water level
50 gpmmedian yield (457 tests)

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How deep are wells in Katy (77493), Texas?

The median drilled well depth in Katy (77493) is 265 ft, based on 483 wells with recorded depths in the state TDLR SDR database. Half fall between 245 ft and 350 ft; 90% are shallower than 459 ft.

How much does it cost to drill a well in Katy (77493)?

Applying published per-foot rates to the local median depth of 265 ft: drilling and casing alone typically runs $6,625–$17,225; a complete system including pump, pressure tank, and hookup typically runs $15,900–$26,500. Actual quotes depend on site access, geology, and casing requirements.

What is the static water level in Katy (77493)?

The median static water level is 140 ft below ground surface (middle half of wells: 120 ft–150 ft), from 475 measurements.

Drilled depth distribution

0–50 ft 0 50–100 ft 2 100–150 ft 0 150–200 ft 11 200–300 ft 290 300–400 ft 97 400–600 ft 59 600+ ft 24
Looking at a specific property in Katy (77493)?

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Get quotes from drillers who work in Katy (77493)

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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.