⟁ Texas Water Well Reports field records · 2026 survey

Texas Water Well Reports › Blanco County › Johnson City (78636)

Johnson City, TX (78636): well depth, water level & drilling cost

✓ 1,004 TDLR SDR records · Blanco County

365 ftmedian well depth
245 ft–445 fttypical depth range
115 ftmedian static water level
20 gpmmedian yield (909 tests)

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How deep are wells in Johnson City (78636), Texas?

The median drilled well depth in Johnson City (78636) is 365 ft, based on 1,004 wells with recorded depths in the state TDLR SDR database. Half fall between 245 ft and 445 ft; 90% are shallower than 604 ft.

How much does it cost to drill a well in Johnson City (78636)?

Applying published per-foot rates to the local median depth of 400 ft: drilling and casing alone typically runs $10,000–$26,000; a complete system including pump, pressure tank, and hookup typically runs $24,000–$40,000. Actual quotes depend on site access, geology, and casing requirements.

What is the static water level in Johnson City (78636)?

The median static water level is 115 ft below ground surface (middle half of wells: 53 ft–198 ft), from 650 measurements.

Drilled depth distribution

0–50 ft 4 50–100 ft 13 100–150 ft 52 150–200 ft 60 200–300 ft 202 300–400 ft 224 400–600 ft 338 600+ ft 111
Looking at a specific property in Johnson City (78636)?

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Get quotes from drillers who work in Johnson City (78636)

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Part of Blanco 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.