Colorado Well Data field records · 2026 survey

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C. W. Grimshaw Drilling Co.

Recorded as the driller on 97 water wells across 10 Colorado counties in the Colorado Division of Water Resources (DWR) well permit database, most in Pueblo County. Well-log records span 1923–1966.

97wells on record
since 2022
10counties served
42 ftmedian depth

Counties served

Wells drilled by C. W. Grimshaw Drilling Co., by county, across the full record.

CountyWells drilled
Pueblo County 64
Alamosa County 10
Otero County 7
Crowley County 5
Lincoln County 3
Bent County 2
El Paso County 2
Las Animas County 2
Larimer County 1
Rio Grande County 1

Well characteristics

Across the wells C. W. Grimshaw Drilling Co. has drilled, the median depth is 42 ft (middle half 33 ft–53 ft), median tested yield 1,100 gpm, and median static water level 18 ft below ground surface. These summarize the company's own filed logs, not a marketing claim.

Original drilling logs

Recent well logs filed by C. W. Grimshaw Drilling Co., straight from the public DWR record:

"Records span 1923–1966" 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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