Colorado Well Data › Alamosa County
Alamosa County, Colorado: well depth, water level & drilling cost
✓ 8,872 DWR records · verified 2026-09-22
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How deep are wells in Alamosa County, Colorado?
The median drilled well depth in Alamosa County is 100 ft, based on 6,189 wells with recorded depths in the state DWR database. Half of all wells fall between 60 ft and 240 ft; 90% are shallower than 600 ft. Wells drilled since 2016 have a median depth of 60 ft.
How much does it cost to drill a well in Alamosa County?
Applying published per-foot rates to the local median depth of 60 ft: drilling and casing alone typically runs $1,500–$3,900; a complete system including pump, pressure tank, and hookup typically runs $3,600–$6,000. Actual quotes depend on site access, geology, and casing requirements.
What is the static water level in Alamosa County?
The median static water level is 13 ft below ground surface (middle half of wells: 9 ft–20 ft), from 475 measurements.
How much water do wells in Alamosa County produce?
The median tested yield is 20 gpm (middle half: 15 gpm–400 gpm), from 1,723 pump tests. A typical household needs 5–10 gpm.
Drilled depth distribution
Who drills wells in Alamosa County?
Companies by number of wells permitted in this county, per well construction reports filed with the Colorado Division of Water Resources. Permits recorded without a licensed driller (owner-built, or approved by a professional engineer) are excluded.
| Driller | Wells since 2016 |
|---|---|
| Heersink Drilling | 156 |
| Valley Pump Company | 89 |
| Pavati Pumps & Drilling | 75 |
| Cooper Drilling LLC | 30 |
| Nwp Drilling & Consulting | 21 |
| Rocky Mountain Waterworks LLC | 21 |
| Sharpe Drilling Company | 14 |
| Burk Drilling Inc. | 12 |
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Well records by ZIP code in Alamosa County
Median depth, water level, and yield for each ZIP code with recorded wells.
- Alamosa (81101) — 2,309 wells, median 180 ft
- Hooper (81136) — 2,088 wells, median 96 ft
- Mosca (81146) — 1,741 wells, median 80 ft
- Alamosa (81102) — 1,720 wells, median 121 ft
Method: medians computed from DWR records (DWR well permits, applications that were denied, withdrawn, cancelled or are still pending excluded; depths 0–5,000 ft).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.