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Introduction
Geologic Setting
Ground Water
Well Records
Logs
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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-brown	5	5
			Silt, sandy, light-brown	9	14
Tertiary System
	Pliocene Series
		Ogallala Formation
			Silt, very sandy, limy, light-tan	6	20
			Sand, fine to very coarse, limy	10	30
			Sand, fine to very coarse, limy, cemented	15	45
			Silt, very sandy, very limy, light-gray	7	52
			Clay, bentonitic, grayish-green	6	58
			Silt, very sandy, very limy, cemented	14	72
			Sand, medium to coarse, well-sorted, clean	12	84
			Silt, sandy, very limy, cemented	4	88
			Sand, fine to very coarse, clean	7	95
			Sand, medium to very coarse, and fine gravel	15	110
			Gravel, fine to medium, and fine to coarse sand	10	120
			Gravel, fine to medium, sandy	18	138
			Silt, sandy, limy, cemented	12	150
			Sand, fine to very coarse, silty, limy	8	158
			Silt, very limy, cemented	10	168
			Sand, fine to very coarse, and fine gravel	17	185
Cretaceous System
	Upper Cretaceous Series
		Niobrara Chalk
			Shale, brown and gray	15	200

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-brown	5	5
			Silt, sandy, brown	5	10
			Silt, very sandy	3	13
			Sand, medium to coarse	7	20
			Sand, medium to very coarse, clean	15	35
			Silt, clayey, tough, dark-brown	2	37
			Sand, medium to very coarse, and fine to medium gravel, clean	13	50
Cretaceous System
	Upper Cretaceous Series
		Niobrara Chalk
			Shale, brown and gray	3	53

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-brown	5	5
			Silt, sandy	7	12
			Silt, light-brown	3	15
			Silt, sandy, tough, brown	13	28
			Sand, fine, silty	2	30
			Sand, medium to coarse, clean	21	51
Cretaceous System
	Upper Cretaceous Series
		Niobrara Chalk
			Shale, brown and gray	2	53

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-brown	15	15
Tertiary System
	Pliocene Series
		Ogallala Formation
			Silt, sandy, limy, light-tan	12	27
			Silt, sandy, very limy, cemented	15	42
			Sand, fine to coarse, silty, limy	18	60
			Gravel, fine to medium, and coarse sand; contains layers of limy silt	15	75
			Sand, medium to very coarse; contains layers of limy silt	15	90
			Silt, sandy, very limy, cemented	10	100
			Sand, fine to very coarse, silty, limy	30	130
			Silt, very limy, cemented	15	145
			Silt, sandy; contains cemented layers	23	168
			Sand , fine, cemented, hard, green	1	169
Cretaceous System
	Upper Cretaceous Series
		Pierre Shale
			Shale, dark-gray	1	170

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-brown	8	8
			Sand, medium to very coarse, limy	14	22
			Silt, sandy, limy, light-brown	6	28
			Sand, medium to coarse, and fine gravel	12	40
			Sand, fine to very coarse, limy	10	50
			Sand, fine to medium, limy, cemented	10	60
			Sand, fine to coarse, silty, limy	10	70
			Silt, sandy, very 11 my, cemented, hard, gray and green	20	90
			Sand, medium to very coarse, and fine gravel, cemented	20	110
			Sand, medium to very coarse, clean, loose	20	130
			Sand, fine to coarse, silty, limy	10	140
Cretaceous System
	Upper Cretaceous Series
		Pierre Shale
			Shale, brown and light-gray	10	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-gray	11	11
			Silt, tannish-green; contains snail shells	9	20
Tertiary System
	Pliocene Series
		Ogallala Formation
			Sand, fine to coarse, limy	5	25
			Sand, fine to coarse, silty, cemented	10	35
			Sand, fine to coarse, silty	4	39
			Sand, fine to coarse, and fine gravel	23	62
			Sand, fine to medium, cemented	8	70
			Silt, limy, light-gray and tan	7	77
			Sand, fine to coarse, silty, cemented	14	91
			Sand, fine to coarse, and fine gravel	7	98
			Silt, sandy, tan and brown; contains shale fragments	14	112
			Sand, fine to coarse	4	116
			Sand, fine to coarse, silty	12	128
			Gravel, fine to medium, limy	4	132
			Silt, sandy, very limy, grayish-white	6	138
			Sand, fine to medium, silty, light-gray	7	145
			Sand, fine to coarse, and fine gravel; contains thin layers of green silt	6	151
			Sand, fine to coarse, limy	7	158
			Sand, fine to coarse, and fine gravel; contains thin layers of yellow silt	20	178
			Sand, fine to coarse, and fine gravel	10	188
Cretaceous System
	Upper Cretaceous Series
		Niobrara Chalk
			Shale, clayey, yellow and gray	20	208
			Shale, clayey, dark-gray	2	210

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