⟁ Texas Water Well Reports field records · 2026 survey

Texas Water Well Reports › Starr County › Sullivan City (78595)

Sullivan City, TX (78595): well depth, water level & drilling cost

✓ 55 TDLR SDR records · Starr County

445 ftmedian well depth
358 ft–485 fttypical depth range
93 ftmedian static water level
25 gpmmedian yield (50 tests)

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How deep are wells in and around Sullivan City (78595), Texas?

The median drilled well depth in and around Sullivan City (78595) is 445 ft, based on 55 wells with recorded depths in the state TDLR SDR database. Half fall between 358 ft and 485 ft; 90% are shallower than 538 ft.

How much does it cost to drill a well in and around Sullivan City (78595)?

Applying published per-foot rates to the local median depth of 445 ft: drilling and casing alone typically runs $11,125–$28,925; a complete system including pump, pressure tank, and hookup typically runs $26,700–$44,500. Actual quotes depend on site access, geology, and casing requirements.

What is the static water level in and around Sullivan City (78595)?

The median static water level is 93 ft below ground surface (middle half of wells: 60 ft–148 ft), from 51 measurements.

Drilled depth distribution

0–50 ft 1 50–100 ft 1 100–150 ft 2 150–200 ft 4 200–300 ft 3 300–400 ft 6 400–600 ft 33 600+ ft 5
Looking at a specific property in Sullivan City (78595)?

See every recorded well near any address — depths, water levels, yields, original driller's logs — in a one-time report.

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Get quotes from drillers who work in Sullivan City (78595)

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Part of Starr 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.