⟁ Texas Water Well Reports field records · 2026 survey

Texas Water Well Reports › Brazoria County › Alvin (77511)

Alvin, TX (77511): well depth, water level & drilling cost

✓ 1,882 TDLR SDR records · Brazoria County

386 ftmedian well depth
167 ft–515 fttypical depth range
90 ftmedian static water level
50 gpmmedian yield (1,617 tests)

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How deep are wells in Alvin (77511), Texas?

The median drilled well depth in Alvin (77511) is 386 ft, based on 1,882 wells with recorded depths in the state TDLR SDR database. Half fall between 167 ft and 515 ft; 90% are shallower than 628 ft.

How much does it cost to drill a well in Alvin (77511)?

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 Alvin (77511)?

The median static water level is 90 ft below ground surface (middle half of wells: 30 ft–116 ft), from 1,841 measurements.

Drilled depth distribution

0–50 ft 11 50–100 ft 38 100–150 ft 296 150–200 ft 200 200–300 ft 36 300–400 ft 417 400–600 ft 640 600+ ft 244
Looking at a specific property in Alvin (77511)?

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Part of Brazoria 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.