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Logs of Test Holes and Wells

The logs of 119 test holes and wells in Pawnee Valley are given on the pages that follow. The logs of 8 wells were furnished by private drillers, and the 111 test holes were drilled by the State Geological Survey with a hydraulic-rotary drill rig. The test hole and well-numbering system is described earlier.

T. 20 S. || T. 21 S. || T. 22 S. || T. 23 S.

Sample log of test hole 20-20-34cd in the SE cor. SW sec. 34, T. 20 S., R. 20 W., drilled by the State Geological Survey, May, 1945. Surface altitude, 2,132.1 feet. Thickness,
feet		 Depth,
feet
Soil, silty, brown 3 3
Quaternary--Pleistocene
Terrace deposits
Clay, silty, tan 5 8
Clay, silty, light-yellowish tan 1.5 9.5
Cretaceous--Gulfian
Greenhorn limestone
Shale, containing a few fragments of limestone and yellow limonitic stains 5.5 15

Sample log of test hole 20-21-26dd in the SE SE sec. 26, T. 20 S., R. 21 W., drilled by the State Geological Survey, November, 1947. Surface altitude, 2,187.3 feet. Thickness,
feet		 Depth,
feet
Soil, black 2 2
Soil, clayey, dark-gray 1 3
Quaternary--Pleistocene
Terrace deposits (?)
Clay and silt, tan 4
Silt, brown 1 8
Clay, limy, light-tan 4 12
Silt, clayey, limy, light-brown 7 19
Cretaceous--Gulfian
Greenhorn limestone
Clay, limy, light-tan 5 24
Limestone, yellow-brown and some white 9 33

Sample log of test hole 20-22-20bc in the SW NW sec. 20, T. 20 S., R. 22 W., drilled by the State Geological Survey, November, 1947. Surface altitude, 2,192.5 feet; depth to water level, 23.8 feet, November 28, 1947. Thickness,
feet		 Depth,
feet
Top soil, black silt 2 2
Quaternary--Pleistocene
Alluvium
Silt, dark-brown 21 23
Silt and very fine sand 2 25
Sand, coarse, and fine to coarse gravel 19 44
Silt, clayey, white 2 46
Sand, medium to coarse, and fine to coarse gravel; contains fine sand 14 60
Sand, coarse, and fine to coarse gravel; contains yellow clay at 68 to 70 feet 10 70
Sand, medium to coarse, and fine to coarse gravel; contains yellow silt 12 82
Cretaceous--Gulfian
Dakota formation
Shale, blue-gray 18 100

Sample log of test hole 20-22-20cc in the SW SW sec. 20, T. 20 S., R. 22 W., drilled by the State Geological Survey, November, 1947. Surface altitude, 2,192.5 feet; depth to water level, 24.0 feet, November 28, 1947. Thickness,
feet		 Depth,
feet
Road fill, black silt 2 2
Quaternary--Pleistocene
Alluvium
Silt, tan 17 19
Silt, dark-brown 9 28
Silt, sandy, light-brown 4 32
Clay, limy, green 5 37
Sand, coarse, and coarse to fine gravel 9 46
Clay, blue; contains brown clay at 46 to 47 feet 7 53
Gravel, coarse to fine, and coarse sand; finer material at 57 to 65 feet 12 65
Clay, limy, sandy, yellow-brown 10 75
Clay, limy, yellow, and blue-black clay shale 5 80
Cretaceous--Gulfian
Dakota formation
Shale, blue-gray; contains yellow clay 20 100

Sample log of test hole 20-22-29bc in the SW NW sec. 29, T. 20 S., R. 22 W., drilled by the State Geological Survey, November, 1947. Surface altitude, 2,194.6 feet; depth to water level, 27.2 feet, November 29, 1947. Thickness,
feet		 Depth,
feet
Road fill, black silt 2 2
Quaternary--Pleistocene
Alluvium
Silt, tan 9 11
Silt, dark-tan 4 15
Silt, light-tan 2 17
Sand, medium to coarse, and light-tan silt 3 20
Sand, medium to coarse, and fine gravel 12 32
Sand, coarse, and fine to coarse gravel 8 40
Gravel, coarse to fine; contains yellow-brown clay at 48 to 49 feet 10 50
Clay, limy, light-gray 12 2
Clay, greenish-gray 6 68
Sand, medium to coarse, and fine to coarse gravel; contains gray clay at 70 to 90 feet 22 90
Cretaceous--Gulfian
Dakota formation
Sandstone, fine 1 91
Shale, blue-gray 9 100

Sample log of test hole 20-23-31ada in the SE NE sec. 31, T. 20 S., R. 23 W., drilled by the State Geological Survey, November, 1947. Surface altitude, 2,232.3 feet; depth to water level, 29.7 feet, November 25, 1947. Thickness,
feet		 Depth,
feet
Road fill, black silt 1 1
Quaternary--Pleistocene
Alluvium
Silt,tan 14 15
Sand, medium to coarse, and fine to coarse gravel 2 17
Silt,tan 8 25
Silt dark-brown 3 28
Silt: clayey, light-tan 8 36
Clay, greenish-gray 3 39
Sand, medium to coarse, fine to coarse gravel, and many pebbles one-half to one inch; contains brownish-gray clay at 49 to 50 feet 11 50
Clay, light blue-gray 5 55
Sand, coarse, and fine to medium gravel 5 60
Sand, coarse, and fine to coarse gravel 5 65
Cretaceous--Gulfian
Dakota formation
Shale, hard, limy, gray 7 72

Sample log of test hole 20-23-32cbb in the NW SW sec, 32, T. 20 S., R. 23 W., drilled by the State Geological Survey, November, 1947. Surface altitude, 2,230.5 feet; depth to water level, 29.9 feet, November 26, 1947. Thickness,
feet		 Depth,
feet
Top soil, black silt 1 1
Quaternary--Pleistocene
Alluvium
Silt, tan 26 27
Silt and fine sand 7 34
Sand, medium to coarse, fine to coarse gravel, and some tan clay; contains blue clay at 38 to 40 feet 6 40
Gravel, coarse to fine, and some coarse sand; contains gravel 1 inch in diameter 8 48
Clay, green 9 57
Clay, gritty, dark-green 8 65
Silt, light-tan 7 72
Gravel, coarse to fine, and coarse sand 8 80
Gravel, medium to coarse 12 92
Cretaceous--Gulfian
Dakota formation
Shale, blue-gray, and some pyrite 8 100
Shale, noncalcareous, blue-gray; contains brown clay at 108 to 110 feet 10 110

T. 20 S. || T. 21 S. || T. 22 S. || T. 23 S.

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Kansas Geological Survey, Geohydrology
Placed on web May 31, 2012; originally published April 1952.
Comments to webadmin@kgs.ku.edu
The URL for this page is http://www.kgs.ku.edu/Publications/Bulletins/94/12_logs.html