KGS--Thomas County--Logs and Test Holes and Wells

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Well Logs

References

Plates

Logs and Test Holes and Wells, continued

11. Log of test hole 11 in the SW corner sec. 31, T. 7 S., R. 33 W. Surface altitude, 3,157.9 feet. Thickness,
feet Depth,
feet

Sanborn formation

Silt, buff, containing some very fine sand. Nodules of caliche at base 31 31

Ogallala formation

Silt, gravel, sand, and caliche; buff 4 35

Gravel and sand; loosely cemented 5 40

Silt, gravel, sand, and caliche; gray 5 45

Gravel and sand; loosely cemented 3 48

Silt gravel, sand, and caliche; gray and tan 10 58

Gravel and sand; partly cemented 8 66

Silt, gravel, sand, and caliche; tan 31 97

Gravel and sand 9 106

Silt, tan, containing sand and caliche 14 120

Gravel and sand 27 147

Silt, tan, containing gravel, sand and caliche 11 158

Gravel and sand 2 160

Silt, caliche, gravel, and sand; gray 18 178

Gravel and sand; containing silt 34 212

Silt and clay, yellow-gray 2 214

Gravel and sand 6 220

Silt, gravel, sand, and caliche; tan 15 235

Gravel and sand 16 251

Pierre shale

Shale, light gray-green mottled yellow 6 257

Shale, dark gray 3 260

12. Log of test hole 12 in the NW corner sec. 19, T. 8 S., R. 31 W. Surface altitude, 3,066.9 feet. Thickness,
feet Depth,
feet

Road fill and soil 3 3

Sanborn formation

Silt and very fine sand; gray-buff; containing snails 47 50

Silt, buff, containing sand and fine gravel 13 63

Ogallala formation

Sand and fine gravel; loosely cemented 5 68

Silt, caliche, sand, and fine gravel; buff 5 73

Gravel, fine, and sand 6 79

Silt, pink-tan, containing gravel, sand, and caliche 4 83

Gravel, fine, sand, and caliche 25 108

Silt, pink-tan, containing sand and fine gravel 4 112

Gravel and sand 8 120

Sand and fine gravel 5 125

Silt, gravel, sand, and caliche; gray-buff 13 138

Gravel and sand 8 146

Silt, sand, gravel, and caliche; pink-tan 11 157

Gravel and sand 13 170

Sand 3 173

Silt and sand; buff 4 177

Gravel, sand, silt, and caliche; gray 23 200

Silt, gravel, and sand; tan 10 210

Gravel and sand 7 217

Silt, sand, and caliche; pink-tan 3 220

Gravel, fine, sand, and buff silt 10 230

Sand, silt, and caliche; light brown 10 240

Gravel, fine, and sand 10 250

Sand, silt, and caliche; tan 8 258

Pierre shale

Shale, orange-yellow at top to dark gray at bottom 12 270

13. Log of test hole 13 in the NW corner sec. 19, T. 8 S., R. 35 W. Surface altitude, 3,358.6 feet. Thickness,
feet Depth,
feet

Soil, dark gray-brown 2 2

Sanborn formation

Silt and very fine sand; yellow-gray 31 33

Silt, buff-white, containing clay, sand, and fine gravel 13 46

Ogallala formation

Silt, buff, containing sand, gravel, and caliche 4 50

Gravel and sand; loosely cemented 3 53

Silt, sand, and gravel; buff and white 11 64

Gravel and sand 14 78

Silt and clay; gray-white 5 83

Gravel and sand 4 87

Silt, gravel, and sand; tan and buff 10 97

Gravel and sand; buff; containing silt and caliche 26 123

Sand and gravel; cemented with calcium carbonate 15 138

Silt, buff, containing gravel, sand, and caliche 25 163

Gravel, sand, silt, and caliche; buff to white 9 172

Pierre shale

Shale, gray-green mottled yellow-brown 18 190

Shale, dark gray with some yellow mottling 10 200

14. Log of test hole 14 in the NE corner sec. 1, T. 9 S., R. 34 W. Surface altitude, 3,212.9 feet. Thickness,
feet Depth,
feet

Road fill 3 3

Sanborn formation

Silt and very fine sand; yellow-buff; containing snails 27 30

Silt, light buff, containing sand and gravel 14 44

Ogallala formation

Gravel and sand; loosely cemented 3 47

Silt, gravel, sand, and caliche; tan 3 50

Gravel and sand; containing caliche and silt 10 60

Silt, pink-tan to yellow-buff; containing sand, gravel, and caliche 47 107

Gravel and sand 4 111

Silt, gravel, sand, and caliche; pink-tan 22 133

Gravel, sand, and caliche 4 137

Silt, sand, and clay; yellow-brown 7 144

Gravel and sand; partly cemented 9 153

Silt, sand, and clay; gray-white 2 155

Gravel, sand, and caliche 8 163

Silt, pink-tan, containing gravel, sand, and caliche 9 172

Gravel and sand 10 182

Silt, sand, and caliche; pink-tan to buff; containing zones of clay and of gravel 48 230

Gravel, containing clay 50 280

Sand, silt, clay, and gravel; containing coarse gravel at base 20 300

Silt and sand, light brown 10 310

Pierre shale

Shale, yellow-brown at top to blue-gray at bottom 10 320

15. Log of test hole 15 in the SE corner sec. 36, T. 9 S., R. 31 W. Surface altitude, 2,979.6 feet. Thickness,
feet Depth,
feet

Soil, light brown 2 2

Sanborn formation

Silt and very fine sand; yellow-gray; containing many snails 21 23

Silt, containing fine gravel and nodules of caliche 3 26

Silt and clay; light brown 5 31

Silt, light brown, containing some caliche 2 33

Ogallala formation

Silt, gravel, sand, and caliche; buff 17 50

Gravel, buff and gray, containing silt 12 62

Silt, pink-tan, containing gravel, sand, and caliche 40 102

Gravel and sand 13 115

Silt, pink-tan, containing gravel, sand, and caliche 5 120

Gravel, sand, silt, and caliche; light brown 10 130

Silt, yellow-buff to pink-tan, and caliche; containing gravel, sand, and clay 49 179

Gravel and sand 8 187

Pierre shale

Shale, light greenish-yellow 7 194

Shale, dark gray 6 200

16. Log of test hole 16 in the SE corner sec. 36, T. 9 S., R. 32 W. Surface altitude, 3,081.8 feet. Thickness,
feet Depth,
feet

Road fill 3 3

Sanborn formation

Silt, light gray in upper part to gray-black in lower part 2 5

Silt and very fine sand; yellow-gray 21 26

Silt, clay, and sand; buff 10 36

Silt and clay; buff 14 50

Ogallala formation

Silt, gravel, sand, and caliche; buff 20 70

Gravel and sand; cemented 32 102

Silt, gravel, and sand; tan and gray 6 108

Gravel, sand, and caliche 33 141

Silt, light tan, containing sand, gravel, and caliche 29 170

Sand and gravel; containing clay 17 187

Silt, tan, containing sand 3 190

Sand and gravel; containing zones of caliche, coarse gravel, and clay 43 233

Pierre shale

Shale, light gray-green in upper part to gray-blue in lower part 7 240

Shale, dark gray 10 250

17. Log of test hole 17 in the NW corner sec. 6, T. 10 S., R. 32 W. Surface altitude, 3,116.9 feet. Thickness,
feet Depth,
feet

Soil, dark gray 1 1

Sanborn formation

Silt and very fine sand; yellow-gray 24 25

Silt, buff, containing sand and fine gravel 8 33

Sand, medium to fine, loosely cemented, light brown; containing fragments of snails 6 39

Ogallala formation

Silt, sand, caliche, and gravel; tan 20 59

Gravel, sand, and caliche; buff 22 81

Silt, gravel, and sand; pink-tan 4 85

Gravel, very coarse to fine, buff; containing sand and silt 11 96

Silt and sand; buff 4 100

Gravel and sand 5 105

Silt, sand, and caliche; buff 2 107

Gravel and sand 7 114

Silt, sand, and caliche; pink-tan 11 125

Gravel and sand 10 135

Silt, gravel, sand, and caliche; pink-tan 9 144

Gravel, sand, and silt; tan 6 150

Silt, clay, sand, and caliche; pink-tan 14 164

Gravel, sand, and silt 13 177

Silt, buff 4 181

Gravel and sand 15 196

Silt, sand, and caliche; buff 16 212

Gravel, sand, and silt; buff 8 220

Sand, gravel, and silt; buff 13 233

Silt, sand, and gravel; gray 21 254

Gravel and sand; loosely cemented 13 267

Pierre shale

Shale, orange-yellow 3 270

Shale, light green-gray to light gray 10 280

Shale, dark gray to gray-black; containing pyrite and a few thin zones of bentonite 207 487

18. Log of test hole 18 in the SE corner sec. 36, T. 9 S., R. 34 W. Surface altitude, 3,193.4 feet. Thickness,
feet Depth,
feet

Soil, gray-brown to yellow-brown 3 3

Sanborn formation

Silt and very fine sand; yellow gray 27 30

Silt, tan, containing sand and fine gravel 10 40

Silt and very fine sand; tan 5 45

Ogallala formation

Silt, sand, and gravel; buff 9 54

Gravel, sand, caliche, and silt; buff 3 57

Silt and clay; light brown; containing gravel, sand and caliche 19 76

Gravel, sand, silt, clay, and caliche; light brown 4 80

Silt, sand, and gravel; gray 10 90

Gravel, sand, and silt; loosely cemented; blue-gray 13 103

Gravel, sand, and caliche 7 110

Silt, gravel, sand, and caliche; light brown 8 118

Gravel and sand; in part cemented 44 162

Silt, sand, gravel, and caliche; pink-tan 26 188

Gravel, sand, and caliche 10 198

Silt, sand, and caliche; gray 22 220

Sand, tan, containing gravel, silt, and caliche 70 290

Silt and sand; yellow-gray 7 297

Gravel 3 300

Pierre shale

Shale, dark blue-gray 10 310

19. Log of test hole 19 in the SW corner sec. 31, T. 9 S., R. 34 W. Surface altitude, 3,293.8 feet. Thickness,
feet Depth,
feet

Road fill 4 4

Sanborn formation

Silt and very fine sand; yellow-gray; containing snails 23 27

Silt, buff, containing sand and fine gravel 8 35

Ogallala formation

Silt, pink-tan, containing sand, gravel, and caliche 5 40

Sand and silt; loosely cemented; brown 3 43

Gravel, sand, silt, and caliche; brown 5 48

Silt, light brown, containing sand, gravel, and caliche 4 52

Sand, silt, and caliche; brown 16 68

Gravel and sand; containing caliche 5 73

Silt, gravel, sand, and caliche; buff 9 82

Gravel, sand, and caliche; gray 8 90

Silt, sand, and caliche; pink-tan 20 110

Gravel 2 112

Silt, caliche, and sand; gray 8 120

Gravel, caliche, and sand; yellow-tan 10 130

Silt, sand, caliche, and gravel; buff 12 142

Gravel, sand, and caliche; yellow-gray 12 154

Silt and sand; gray-buff 6 160

Sand, partly cemented 43 203

Silt, sand, and caliche; pink-tan to gray 10 213

Gravel and sand 11 224

Pierre shale

Clay-shale, yellow-gray mottled with gray 6 230

Shale, greenish-yellow and dark gray 10 240

Shale, gray 10 250

20. Log of test hole 20 in the NW corner sec. 6, T. 10 S., R. 35 W. Surface altitude, 3,351.3 feet. Thickness,
feet Depth,
feet

Soil, dark gray 2 2

Sanborn formation

Silt and very fine sand; yellow-gray 25 27

Silt and clay; buff; containing sand and fine gravel and a few snails 6 33

Ogallala formation

Gravel and sand; containing silt and caliche 4 37

Silt, pink-tan, containing sand and gravel 7 44

Gravel and sand; loosely cemented 7 51

Silt, tan, containing sand and gravel 21 72

Gravel and sand 11 83

Silt, clay and caliche; gray 11 94

Gravel and sand 10 104

Silt, light tan, containing gravel and sand 1 105

Gravel and sand; cemented 16 121

Silt and clay; buff 2 123

Gravel and sand 5 128

Silt, gray, containing sand and caliche 6 134

Gravel and sand 10 144

Clay and silt; gray to brown; containing a small amount of sand and gravel 16 160

Gravel and sand 8 168

Silt, sand, gravel, and caliche; buff 14 182

Gravel, sand, and caliche 11 193

Pierre shale

Shale, light green and yellow 7 200

Shale, gray 10 210

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Kansas Geological Survey, Thomas County Geohydrology
Comments to webadmin@kgs.ku.edu
Web version Nov. 2001. Original publication date Dec. 1945.
URL=http://www.kgs.ku.edu/General/Geology/Thomas/08_logs2.html