Texas Water Well Reports › Guadalupe County › Seguin (78155)
Seguin, TX (78155): well depth, water level & drilling cost
✓ 946 TDLR SDR records · Guadalupe County
How deep are wells in Seguin (78155), Texas?
The median drilled well depth in Seguin (78155) is 280 ft, based on 946 wells with recorded depths in the state TDLR SDR database. Half fall between 120 ft and 350 ft; 90% are shallower than 420 ft.
How much does it cost to drill a well in Seguin (78155)?
Applying published per-foot rates to the local median depth of 280 ft: drilling and casing alone typically runs $7,000–$18,200; a complete system including pump, pressure tank, and hookup typically runs $16,800–$28,000. Actual quotes depend on site access, geology, and casing requirements.
Free for property owners. We route your request only to licensed drillers who actually file well logs in Guadalupe County — never sold elsewhere.
What is the static water level in Seguin (78155)?
The median static water level is 70 ft below ground surface (middle half of wells: 34 ft–110 ft), from 901 measurements.
Pull every recorded well near a Seguin (78155) address — $29
Drilled depth distribution
See every recorded well near any address — depths, water levels, yields, original driller's logs — in a one-time report.
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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.