How many wells has Mcmahon, Leo drilled in South Dakota?

Mcmahon, Leo appears as the driller of record on 45 wells in the South Dakota DANR well completion report database (NR68), spanning records from 1956 to 1961.

What counties does Mcmahon, Leo work in?

Across the record, Mcmahon, Leo has drilled wells in 6 South Dakota counties: Codington (34), Roberts (4), Grant (3), Day (2), Kingsbury (1), Deuel (1).

How deep are the wells Mcmahon, Leo drills?

The median depth of a well drilled by Mcmahon, Leo is 50 ft, with the middle half between 36 ft and 73 ft — based on 45 of their wells with recorded depths.

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Mcmahon, Leo

Recorded as the driller on 45 water wells across 6South Dakotacounties in the South Dakota DANR well completion report database (NR68), most in Codington County. Well-log records span 1956–1961.

45wells on record

—since 2022

6counties served

50 ftmedian depth

Counties served

Wells drilled by Mcmahon, Leo, by county, across the full record.

County	Wells drilled
Codington County	34
Roberts County	4
Grant County	3
Day County	2
Kingsbury County	1
Deuel County	1

Well characteristics

Across the wells Mcmahon, Leo has drilled, the median depth is 50 ft (middle half 36 ft–73 ft), median tested yield —, and median static water level — below ground surface. These summarize the company's own filed logs, not a marketing claim.

Original drilling logs

Recent well logs filed by Mcmahon, Leo, straight from the public SD DANR record:

"Records span 1956–1961" refers to the earliest and latest well logs attributed to this company in the SD DANR database — the state digitized older paper logs, so the first date is the oldest record on file, not necessarily the company's founding year.

Need a well drilled in Codington County?

Free. Goes to licensed drillers working Codington County, including Mcmahon, Leo.

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