Brown, Darwin
Recorded as the driller on 2,130 water wells across 11 Illinois counties in the Illinois State Geological Survey water well records, most in Kendall County. Well-log records span 1990–2015.
Counties served
Wells drilled by Brown, Darwin, by county, across the full record.
| County | Wells drilled |
|---|---|
| Kendall County | 1,033 |
| Lasalle County | 586 |
| Kane County | 184 |
| Will County | 149 |
| Dekalb County | 60 |
| Grundy County | 51 |
| Dupage County | 26 |
| Lee County | 26 |
| Livingston County | 11 |
| Mchenry County | 3 |
| Cook County | 1 |
Well characteristics
Across the wells Brown, Darwin has drilled, the median depth is 220 ft (middle half 140 ft–380 ft), median tested yield 30 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 Brown, Darwin, straight from the public ISGS record:
"Records span 1990–2015" 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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