⟁ Colorado Well Data field records · 2026 survey

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Aspen Drilling Company Inc.

Recorded as the driller on 2,648 water wells across 30Coloradocounties in the Colorado Division of Water Resources (DWR) well permit database, most in Jefferson County. Well-log records span 1972–2017.

2,648wells on record
—since 2022
30counties served
405 ftmedian depth

Counties served

Wells drilled by Aspen Drilling Company Inc., by county, across the full record.

CountyWells drilled
Jefferson County1,749
Park County399
Clear Creek County283
Gilpin County43
Boulder County33
Douglas County23
Weld County20
Summit County15
Jackson County12
Garfield County10
Eagle County8
Arapahoe County7
Show all 30counties
Chaffee County6
Denver County6
Gunnison County5
Adams County5
Lake County4
Grand County4
Larimer County4
Pitkin County2
La Plata County1
Costilla County1
San Miguel County1
Pueblo County1
Montrose County1
Fremont County1
El Paso County1
Teller County1
Broomfield County1
Routt County1

Well characteristics

Across the wells Aspen Drilling Company Inc. has drilled, the median depth is 405 ft (middle half 280 ft–530 ft), median tested yield 7 gpm, and median static water level 63 ft below ground surface. These summarize the company's own filed logs, not a marketing claim.

Original drilling logs

Recent well logs filed by Aspen Drilling Company Inc., straight from the public DWR record:

"Records span 1972–2017" refers to the earliest and latest well logs attributed to this company in the DWR database — the state digitized older paper logs, so the first date is the oldest record on file, not necessarily the company's founding year.

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