Texas Water Well Reports › Marion County
Marion County, Texas: well depth, water level & drilling cost
✓ 311 TDLR SDR records · verified 2026-07-30
How deep are wells in Marion County, Texas?
The median drilled well depth in Marion County is 340 ft, based on 311 wells with recorded depths in the state TDLR SDR database. Half of all wells fall between 231 ft and 440 ft; 90% are shallower than 502 ft. Wells drilled since 2016 have a median depth of 380 ft.
How much does it cost to drill a well in Marion County?
Applying published per-foot rates to the local median depth of 380 ft: drilling and casing alone typically runs $9,500–$24,700; a complete system including pump, pressure tank, and hookup typically runs $22,800–$38,000. Actual quotes depend on site access, geology, and casing requirements.
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What is the static water level in Marion County?
The median static water level is 80 ft below ground surface (middle half of wells: 50 ft–117 ft), from 279 measurements.
How much water do wells in Marion County produce?
The median tested yield is 31 gpm (middle half: 20 gpm–60 gpm), from 263 pump tests. A typical household needs 5–10 gpm.
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Drilled depth distribution
Who drills wells in Marion County?
Companies by number of water wells completed in this county since 2016, per filed driller reports (SDR).
| Driller | Wells since 2016 |
|---|---|
| Fuller Water Well Service | 26 |
| C. Miller Drilling | 21 |
| Fas-Line Services Inc. | 14 |
| Powell Drilling Services, Inc. | 10 |
| The Fix Your Well Company | 8 |
| Hughes Water Well | 7 |
| KWS | 5 |
| LTW Services, LP | 4 |
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Median depth, water level, and yield for each ZIP code with recorded wells.
- Jefferson (75657) — 177 wells, median 402 ft
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). Cost estimate applies published per-foot ranges (checked 2026-06-11) to the local median depth — full methodology & sources.