Sloan, Thomas F.
Recorded as the driller on 448 water wells across 28 Illinois counties in the Illinois State Geological Survey water well records, most in Richland County. Well-log records span 1989–2021.
Counties served
Wells drilled by Sloan, Thomas F., by county, across the full record.
| County | Wells drilled |
|---|---|
| Richland County | 165 |
| Coles County | 45 |
| Clark County | 33 |
| Clay County | 32 |
| Cumberland County | 29 |
| Jasper County | 28 |
| Lawrence County | 27 |
| Shelby County | 17 |
| Crawford County | 12 |
| Edgar County | 11 |
| Effingham County | 10 |
| Wayne County | 8 |
…and 16 more Illinois counties.
Well characteristics
Across the wells Sloan, Thomas F. has drilled, the median depth is 185 ft (middle half 120 ft–240 ft), median tested yield 10 gpm, 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 Sloan, Thomas F., straight from the public ISGS record:
"Records span 1989–2021" refers to the earliest and latest well logs attributed to this company in the ISGS 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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