Well Drillers Near Sioux Falls, South Dakota
Typical Sioux Falls wells encounter a surface fill layer, silty sand/clay lenses, and a main water-bearing sand/gravel aquifer, usually completed around 15-22 ft below ground.
Showing contractors within 60 miles of Sioux Falls. 19 results found.
- Typical depth
- 22 ft
- Water table
- 10 ft
- Contractors
- 19
19 Contractors
Chase Well Drilling inc

Putzke Well Drilling & Pump Service

Neighborhood Repair Pump Services

Heine Electric & Irrigation, Vermillion.
Koranda Well & Pump LLC

Thein Well Company Vermillion SD
Dakota Pump

Jerry Minett & Sons

Quality Well Service, LLC
LEUTHOLD PLUMBING, HEATING & ELECTRIC
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A geological estimate for the Sioux Falls area.
- Typical Well Depth
- 22 ft
- Static Water Level
- 10 ft
- Recommended Method
- Rotary - Mud Circulation
Detailed Summary
The majority of water well logs from Sioux Falls show a consistent near-surface layer of fill (often silty sand or clay, sometimes with minor gravel), followed by a zone of interbedded silty sand and clay or glacial outwash (SM/CL), typically grading into a thicker, coarser, well-sorted sand or sand/gravel layer below about 9-13 ft. This basal aquifer (coarse sand or sand/gravel) is unconfined, water-bearing, and most residential or monitoring wells are set at 15 to 22 ft. Static water levels typically range from 6 to 15 ft below surface. One-off occurrences of bedrock or deeper gravels are rare within the urban area and not considered representative. Residential wells seeking 5-15+ GPM typically target the coarse sand/gravel aquifer at 18-22 ft.
Expected Geological Layers
| Depth (Feet) | Formation Type | Description | Characteristics |
|---|---|---|---|
| 0 – 2 ft | FILL | Mostly silty sand or silty clay; dark brown or black; some sites report gravel or asphalt cap; urban fill. | Color: Brown or black Hardness: Soft |
| 2 – 5 ft | FILL to CLAYEY SAND / SILTY CLAY LENS | Fine to medium silty sand and/or silty clay, variably mottled; alluvial or glacial in origin. | Color: Brown, dark brown, gray Hardness: Soft to medium |
| 5 – 10 ft | GLACIAL OUTWASH / SILTY SAND | Silty, medium to coarse sand with occasional clay or gravel lenses. Partially water bearing at base. | Color: Light gray, tan, brown Hardness: Medium |
| 10 – 17 ft | COARSE SAND/GRAVEL AQUIFER | Medium to coarse sand, some gravel, often moist to wet, main water-bearing zone; can extend to 22 ft. | Color: Gray brown to tan Hardness: Loose to moderately firm |
| 17 – 22 ft | SAND AND GRAVEL (AQUIFER BASE) | Coarse sand and gravel, saturated, high permeability, principal aquifer for wells in this area. | Color: Gray, tan, or brown Hardness: Loose |




