⟁ Texas Water Well Reports field records · 2026 survey

Texas Water Well Reports › Harrison County › Karnack (75661)

Karnack, TX (75661): well depth, water level & drilling cost

✓ 86 TDLR SDR records · Harrison County

221 ftmedian well depth
170 ft–291 fttypical depth range
43 ftmedian static water level
50 gpmmedian yield (75 tests)

How deep are wells in Karnack (75661), Texas?

The median drilled well depth in Karnack (75661) is 221 ft, based on 86 wells with recorded depths in the state TDLR SDR database. Half fall between 170 ft and 291 ft; 90% are shallower than 351 ft.

How much does it cost to drill a well in Karnack (75661)?

Applying published per-foot rates to the local median depth of 180 ft: drilling and casing alone typically runs $4,500–$11,700; a complete system including pump, pressure tank, and hookup typically runs $10,800–$18,000. Actual quotes depend on site access, geology, and casing requirements.

What is the static water level in Karnack (75661)?

The median static water level is 43 ft below ground surface (middle half of wells: 22 ft–70 ft), from 72 measurements.

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Drilled depth distribution

0–50 ft 1 50–100 ft 2 100–150 ft 9 150–200 ft 19 200–300 ft 36 300–400 ft 13 400–600 ft 5 600+ ft 1
Looking at a specific property in Karnack (75661)?

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Part of Harrison 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.