Minnesota Well Data › Blue Earth County
Blue Earth County, Minnesota: well depth, water level & drilling cost
✓ 3,276 CWI records · verified 2026-09-28
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How deep are wells in Blue Earth County, Minnesota?
The median drilled well depth in Blue Earth County is 173 ft, based on 3,274 wells with recorded depths in the state CWI database. Half of all wells fall between 123 ft and 250 ft; 90% are shallower than 345 ft. Wells drilled since 2016 have a median depth of 164 ft.
How much does it cost to drill a well in Blue Earth County?
Applying published per-foot rates to the local median depth of 164 ft: drilling and casing alone typically runs $4,100–$10,660; a complete system including pump, pressure tank, and hookup typically runs $9,840–$16,400. Actual quotes depend on site access, geology, and casing requirements.
What is the static water level in Blue Earth County?
The median static water level is 63 ft below ground surface (middle half of wells: 35 ft–100 ft), from 2,508 measurements.
How much water do wells in Blue Earth County produce?
The median tested yield is 30 gpm (middle half: 20 gpm–50 gpm), from 2,506 pump tests. A typical household needs 5–10 gpm.
Drilled depth distribution
Who drills wells in Blue Earth County?
Drillers by number of wells completed in this county since 2016, per filed well records (Minnesota County Well Index).
| Driller | Wells since 2016 |
|---|---|
| SEPPMANN, T | 65 |
| SEPPMANN, T. | 48 |
| SEE REMARKS | 35 |
| DENN, G | 25 |
| SCHAEFER, J | 25 |
| SCHAEFER, J. | 15 |
| DENN, G & R | 13 |
| SEPPMAN, T | 13 |
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Well records by ZIP code in Blue Earth County
Median depth, water level, and yield for each ZIP code with recorded wells.
- Mankato (56001) — 1,098 wells, median 236 ft
- Lake Crystal (56055) — 400 wells, median 175 ft
- Mapleton (56065) — 379 wells, median 125 ft
- Madison Lake (56063) — 329 wells, median 171 ft
- Good Thunder (56037) — 317 wells, median 185 ft
- Amboy (56010) — 200 wells, median 122 ft
- Eagle Lake (56024) — 127 wells, median 135 ft
- Garden City (56034) — 120 wells, median 155 ft
- Minnesota Lake (56068) — 108 wells, median 187 ft
- Vernon Center (56090) — 92 wells, median 170 ft
- Mankato (56002) — 92 wells, median 219 ft
Method: medians computed from CWI records (water-supply wells only (domestic, irrigation, public/community supply, commercial, industrial) — monitoring, observation, test, injection, heat-pump and environmental boreholes 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.