Stretch's Well Service Inc
PO Box 36, Hitchcock, SD 57348
Phone: (605) 266-2128
Hitchcock area wells typically encounter alternating clay and sand/gravel layers with some coal and minor till, down to around 85-100 feet.
Showing contractors within 60 miles of Hitchcock. 2 results found.
PO Box 36, Hitchcock, SD 57348
Phone: (605) 266-2128
PO Box 219, Wolsey, SD 57384
Phone: (605) 883-4532
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A geological estimate for the Hitchcock area.
Typical Well Depth
Static Water Level
Recommended Method
Based on representative well logs from the Hitchcock area, the typical geologic sequence starts with yellow sand or clay, followed by substantial intervals of clay with interbedded sand and occasional gravel or coal, and ending in deeper coarse sand and blue clay. Most residential wells penetrate to 75-85 feet, with static water levels typically observed between 15-45 feet. The dominant formations are yellow sand/clay, blue/gray clay, fine to medium gray sand (sometimes with coal or gravel), and occasional thin till or silt beds. Residential wells commonly provide 5-15+ GPM at these depths, while some deeper agricultural/municipal wells exceed 85 feet for higher capacity or yield.
Depth (Feet) | Formation Type | Description | Characteristics |
---|---|---|---|
0 – 10 ft | Sand | Yellow Sand, sometimes with silt or fine gravel | Color: Yellow Hardness: Soft |
10 – 35 ft | Clay | Yellow to blue clay, some sand, silt, and rocks present | Color: Yellow to Blue Hardness: Firm to stiff |
35 – 60 ft | Clay | Blue clay with some sand and small rocks | Color: Blue Hardness: Stiff |
60 – 80 ft | Sand | Fine to medium gray sand with interbedded coal and/or gravel lenses | Color: Gray Hardness: Loose to medium |
80 – 90 ft | Sand/Gravel | Medium to coarse sand with minor coal or gravel; productive aquifer zone | Color: Gray Hardness: Medium |
90 – 100 ft | Clay | Blue or blue-gray clay; locally with compact till or pebbles | Color: Blue-gray Hardness: Stiff |