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Geohydrology of Decatur County

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Logs of Wells and Test Holes, continued

T. 1 S. || T. 2 S. || T. 3 S. || T. 4 S. || T. 5 and 6 S.

5-26W-8ddd--Sample log of test hole in the SE SE SE sec. 8, T. 5 S., R. 26 W., 50 feet west and 15 feet north of SE corner; drilled October 1962. Altitude of land surface, 2,616 feet. Thickness,
feet
Depth,
feet
Quaternary System
Pleistocene Series
Peoria and Loveland Formations
Silt, dark-brown55
Silt, sandy, light-brown914
Tertiary System
Pliocene Series
Ogallala Formation
Silt, very sandy, limy, light-tan 620
Sand, fine to very coarse, limy1030
Sand, fine to very coarse, limy, cemented1545
Silt, very sandy, very limy, light-gray752
Clay, bentonitic, grayish-green658
Silt, very sandy, very limy, cemented1472
Sand, medium to coarse, well-sorted, clean1284
Silt, sandy, very limy, cemented488
Sand, fine to very coarse, clean795
Sand, medium to very coarse, and fine gravel15110
Gravel, fine to medium, and fine to coarse sand10120
Gravel, fine to medium, sandy18138
Silt, sandy, limy, cemented12150
Sand, fine to very coarse, silty, limy8158
Silt, very limy, cemented10168
Sand, fine to very coarse, and fine gravel17185
Cretaceous System
Upper Cretaceous Series
Niobrara Chalk
Shale, brown and gray15200

5-26W-33cbb--Sample log of test hole in the NW NW SW sec. 33, T. 5 S., R. 26 W., at edge of road, 0.1 mile south of highway; augered October 1962. Altitude of land surface, 2,477 feet; depth to water, 12.5 feet. Thickness,
feet
Depth,
feet
Quaternary System
Pleistocene Series
Alluvium
Silt, dark-brown55
Silt, sandy, brown510
Silt, very sandy313
Sand, medium to coarse720
Sand, medium to very coarse, clean1535
Silt, clayey, tough, dark-brown 237
Sand, medium to very coarse, and fine to medium gravel, clean 1350
Cretaceous System
Upper Cretaceous Series
Niobrara Chalk
Shale, brown and gray353

5-28W-5dcd2--Sample log of test hole in the SE SW SE sec. 5, T. 5 S., R. 28 W.; augered September 1962. Altitude of land surface, 2,627 feet; depth to water, 21.2 feet. Thickness,
feet
Depth,
feet
Quaternary System
Pleistocene Series
Alluvium
Silt, dark-brown55
Silt, sandy712
Silt, light-brown315
Silt, sandy, tough, brown1328
Sand, fine, silty230
Sand, medium to coarse, clean2151
Cretaceous System
Upper Cretaceous Series
Niobrara Chalk
Shale, brown and gray253

5-30W-17bbb--Sample log of test hole in the NW NW NW sec. 17, T. 5 S., R. 30 W., 150 feet south and 100 feet east of center of crossroads; drilled October 1962. Altitude of land surface, 2,927 feet. Thickness,
feet
Depth,
feet
Quaternary System
Pleistocene Series
Peoria and Loveland Formations
Silt, sandy, light-brown1515
Tertiary System
Pliocene Series
Ogallala Formation
Silt, sandy, limy, light-tan1227
Silt, sandy, very limy, cemented 1542
Sand, fine to coarse, silty, limy1860
Gravel, fine to medium, and coarse sand; contains layers of limy silt1575
Sand, medium to very coarse; contains layers of limy silt1590
Silt, sandy, very limy, cemented10100
Sand, fine to very coarse, silty, limy30130
Silt, very limy, cemented15145
Silt, sandy; contains cemented layers23168
Sand , fine, cemented, hard, green1169
Cretaceous System
Upper Cretaceous Series
Pierre Shale
Shale, dark-gray1170

5-30W-31ddd--Sample log of test hole in the SE SE SE sec. 31, T. 5 S., R. 30 W., at edge of road near driveway to farm home; drilled October 1962. Altitude of land surface, 2,863 feet. Thickness,
feet
Depth,
feet
Tertiary System
Pliocene Series
Ogallala Formation
Silt, sandy, dark-brown88
Sand, medium to very coarse, limy1422
Silt, sandy, limy, light-brown628
Sand, medium to coarse, and fine gravel1240
Sand, fine to very coarse, limy1050
Sand, fine to medium, limy, cemented1060
Sand, fine to coarse, silty, limy1070
Silt, sandy, very 11 my, cemented, hard, gray and green2090
Sand, medium to very coarse, and fine gravel, cemented20110
Sand, medium to very coarse, clean, loose20130
Sand, fine to coarse, silty, limy 10140
Cretaceous System
Upper Cretaceous Series
Pierre Shale
Shale, brown and light-gray10 150

6-28W-4aaa--Sample log of test hole in the NE NE NE sec. 4, T. 6 S., R. 28 W., 35 feet west of road center and 15 feet south of county line; drilled August 1952. Altitude of land surface, 2,769 feet; depth to water, 123.0 feet. Thickness,
feet
Depth,
feet
Quaternary System
Pleistocene Series
Peoria and Loveland Formations
Silt, tannish-gray1111
Silt, tannish-green; contains snail shells920
Tertiary System
Pliocene Series
Ogallala Formation
Sand, fine to coarse, limy525
Sand, fine to coarse, silty, cemented1035
Sand, fine to coarse, silty439
Sand, fine to coarse, and fine gravel2362
Sand, fine to medium, cemented870
Silt, limy, light-gray and tan777
Sand, fine to coarse, silty, cemented1491
Sand, fine to coarse, and fine gravel798
Silt, sandy, tan and brown; contains shale fragments14112
Sand, fine to coarse4116
Sand, fine to coarse, silty12128
Gravel, fine to medium, limy4132
Silt, sandy, very limy, grayish-white6138
Sand, fine to medium, silty, light-gray7145
Sand, fine to coarse, and fine gravel; contains thin layers of green silt6151
Sand, fine to coarse, limy7158
Sand, fine to coarse, and fine gravel; contains thin layers of yellow silt20178
Sand, fine to coarse, and fine gravel10188
Cretaceous System
Upper Cretaceous Series
Niobrara Chalk
Shale, clayey, yellow and gray20208
Shale, clayey, dark-gray2210

T. 1 S. || T. 2 S. || T. 3 S. || T. 4 S. || T. 5 and 6 S.


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Kansas Geological Survey, Geology
Placed on web Oct. 8, 2008; originally published Dec. 1969.
Comments to webadmin@kgs.ku.edu
The URL for this page is http://www.kgs.ku.edu/General/Geology/Decatur/06_logs5.html