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Start
Table of Contents
Abstract
Introduction
Geography
General Geology
Ground Water
Geologic Formations
Cross Sections
Logs of wells
References
Plates
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Logs of wells and test holes, page 4 of 5
23-6-12dcd--Drillers log of city-supply (Main St.) well in
the SE SW SE sec. 12, T. 23 S., R. 6 W.; drilled for United Gas, Water
and Electric Co. (now owned by Hutchinson Water Co.), July 1922.
| Quaternary--Pleistocene |
Thickness, feet |
Depth, feet |
 |
Alluvium and terrace deposits |
|
|
 |
 |
Sand and gravel |
16 |
16 |
 |
 |
Good gravel |
18 |
34 |
 |
 |
Gravel and sand |
12 |
46 |
 |
 |
Sand, some clay balls |
9 |
55 |
 |
 |
Fine, clean sand |
20 |
75 |
23-6-36dd--Sample log of test hole in the SE cor. sec. 36,
T. 23 S., R. 6 W.; drilled by Claude Price for the City of Hutchinson,
October 1945. Surface altitude, 1,523.0 feet.
| Quaternary--Pleistocene |
Thickness, feet |
Depth, feet |
 |
 |
Soil, sandy, brown |
3 |
3 |
 |
Terrace deposits |
|
|
 |
 |
Clay, buff; contains fine sand |
6 |
9 |
 |
 |
Clay, buff, and fine sand; partly cemented zone at 19 feet |
11 |
20 |
 |
 |
Gravel, coarse to fine, and coarse to medium sand |
44 |
64 |
 |
Blanco formation |
|
|
 |
 |
Gravel, coarse to fine sand, and gray to buff clay |
10 |
74 |
 |
 |
Sand, coarse to medium, and fine gravel |
5 |
79 |
 |
 |
Clay, buff, and fine sand |
10 |
89 |
 |
 |
Gravel, medium to fine, and coarse to medium sand |
35 |
124 |
 |
 |
Gravel, medium to fine, and course to medium sand; contains some buff clay and fragments of shale |
12 |
136 |
| Permian--Leonardian |
|
|
 |
Ninnescah shale |
|
|
 |
 |
Shale, red and gray |
2 |
138 |
23-7-18bcb--Sample log of test hole in the NW SW NW sec. 18,
T. 23 S., R.7 W.; drilled 1949. Surface altitude, 1,622.4 feet.
| Quaternary--Pleistocene |
Thickness, feet |
Depth, feet |
 |
Sanborn formation |
|
|
 |
 |
Soil, medium sandy, black |
1 |
1 |
 |
 |
Clay and silt, gray green; contains much fine to medium sand |
2 |
3 |
 |
 |
Silt and clay, tan, mottled gray green; contains much medium to fine sand |
3 |
6 |
 |
 |
Silt, buff; contains much medium to fine sand and caliche |
7 |
13 |
 |
 |
Silt, light brown; contains much fine to coarse sand and caliche |
5.5 |
18.5 |
 |
 |
Gravel, fine, and sand, grading downward to gravel |
6.5 |
25 |
 |
Meade formation |
|
|
 |
 |
Clay, blue gray mottled yellow; contains much caliche in large nodules |
4 |
29 |
 |
 |
Gravel, medium to fine, and black sand, stained at top |
6.5 |
35.5 |
 |
 |
Clay and silt, brownish gray; contains much medium to fine sand |
2 |
37.5 |
 |
 |
Clay and silt, dark gray |
2.5 |
40 |
 |
 |
Clay, blue gray mottled yellow |
7 |
47 |
 |
 |
Gravel, medium to fine, and sand |
8.5 |
55.5 |
 |
 |
Clay, light gray mottled yellow brown |
2 |
57.5 |
 |
 |
Gravel, fine, and sand, grading downward to medium gravel |
12.5 |
70 |
 |
 |
Sand, coarse to fine, and fine gravel, some medium gravel |
15.5 |
85.5 |
 |
 |
Silt, yellow and gray, sandy |
1.5 |
87 |
 |
 |
Sand, coarse to fine, some fine to medium gravel |
13 |
100 |
 |
Blanco formation |
|
|
 |
 |
Clay, gray grading downward to blue gray and light greenish brown, thinly laminated at top; interlaminated with sand, very fine, yellow brown, slightly cemented |
8 |
108 |
 |
 |
Sand, fine to coarse, interbedded with yellow-brown silt at 109 to 115 feet |
12 |
120 |
 |
 |
Sand, coarse to fine, and some fine gravel |
8 |
128 |
 |
 |
Clay and silt, tan, compact; contains some caliche |
9 |
137 |
 |
 |
Silt and clay, tan; contains much fine to coarse sand |
4 |
141 |
 |
 |
Silt, red to tan; interbedded with medium to fine sand; contains some caliche |
11 |
152 |
 |
 |
Sand, fine to coarse, some fine to medium gravel |
8 |
160 |
 |
 |
Gravel, fine to medium, and sand |
10 |
170 |
| Permian--Leonardian |
|
|
 |
Harper sandstone |
|
|
 |
 |
Shale, silty, red brown and gray green |
3 |
173 |
23-7-31ccc--Sample log of test hole in the SW SW SW sec. 31, T. 23 S.,
R.7 W.; drilled 1949. Surface altitude, 1,606.7 feet.
| Quaternary--Pleistocene |
Thickness, feet |
Depth, feet |
 |
 |
Road fill |
2 |
2 |
 |
Sanborn formation |
|
|
 |
 |
Silt and clay, black and gray, alternating; contains some nodular caliche and much fine to coarse sand in lower part |
5 |
7 |
 |
 |
Silt and clay, light gray green; contains much fine to medium sand |
4 |
11 |
 |
 |
Sand, coarse to fine |
1 |
12 |
 |
Meade formation |
|
|
 |
 |
Silt and clay, gray green; contains some medium to fine sand and caliche at 15 to 21 feet |
9 |
21 |
 |
 |
Sand, fine to coarse |
4.5 |
25.5 |
| Permian--Leonardian |
|
|
 |
Harper sandstone |
|
|
 |
 |
Shale, silty, thin bedded, red brown |
1.5 |
27 |
23-10-13aaa--Sample log of test hole in the NE NE NE sec. 13, T. 23 S.,
R. 10 W.; drilled 1949. Surface altitude, 1,747.1 feet.
| Quaternary--Pleistocene |
Thickness, feet |
Depth, feet |
 |
Dune sand |
|
|
 |
 |
Sand, silty, medium fine |
4 |
4 |
 |
Sanborn formation |
|
|
 |
 |
Clay, gray grading downward to light gray. Iron stained at base |
4 |
8 |
 |
 |
Silt, light brown; contains much medium to fine sand |
6.5 |
14.5 |
 |
 |
Sand, fine to coarse, some fine to medium gravel |
12.5 |
27 |
 |
Meade formation |
|
|
 |
 |
Silt and clay, light gray green and light brown; contains much coarse to fine sand |
10.5 |
37.5 |
 |
 |
Sand, coarse to fine, some gravel, fine to medium, and light-gray and brown silt |
12.5 |
50 |
 |
 |
Gravel, fine to medium, and sand |
10 |
60 |
 |
 |
Gravel, medium to fine, and sand; much coarse gravel |
17 |
77 |
 |
 |
Silt, yellow gray; contains much very fine to fine sand |
5 |
82 |
 |
 |
Gravel, medium to fine, and sand |
35 |
117 |
 |
Blanco formation |
|
|
 |
 |
Silt, light brown; grades downward to sandy; contains caliche at 127 to 135 feet; some fine sand, thin bedded, slightly cemented |
18 |
135 |
| Permian--Leonardian |
|
|
 |
Harper sandstone |
|
|
 |
 |
Siltstone, light green and red brown |
1 |
136 |
23-10-19bcb--Sample log of test hole in the NW SW NW sec. 19, T. 23 S.,
R. 10 W.; drilled 1949. Surface altitude, 1,792.5 feet.
| Quaternary--Pleistocene |
Thickness, feet |
Depth, feet |
 |
 |
Road fill |
2 |
2 |
 |
Dune sand |
|
|
 |
 |
Silt, dark buff; contains much fine to medium sand, especially at 5 to 8 feet |
6 |
8 |
 |
Meade formation |
|
|
 |
 |
Silt and clay, buff; contains some fine to medium gravel |
9 |
17 |
 |
 |
Gravel, fine to coarse, and sand; some medium to coarse gravel |
7 |
24 |
 |
 |
Sand, coarse to fine, and buff silt; some fine gravel |
6 |
30 |
 |
 |
Gravel, fine to medium, and coarse sand and yellow-gray silt |
20 |
50 |
 |
 |
Gravel, coarse to fine, and sand; some yellow-gray silt; few pebbles |
20 |
70 |
 |
 |
Gravel, fine, and sand |
8.5 |
78.5 |
 |
Blanco formation |
|
|
 |
 |
Clay and silt, light gray and yellow; contains much medium to fine sand |
3.5 |
82 |
 |
 |
Clay, thin bedded, yellow and light gray |
2 |
84 |
 |
 |
Sand, coarse to fine, some fine to medium gravel and gray-green clay |
28 |
112 |
| Permian--Leonardian |
|
|
 |
Harper sandstone |
|
|
 |
 |
Shale, red brown |
1.5 |
113.5 |
23-10-25bbb--Sample log of test hole in the NW NW NW sec. 25, T. 23 S.,
R. 10 W.; drilled 1949. Surface altitude, 1,756.5 feet.
| Quaternary--Pleistocene |
Thickness, feet |
Depth, feet |
 |
Dune sand |
|
|
 |
 |
Sand, medium to fine, and gray silt |
3 |
3 |
 |
Sanborn formation |
|
|
 |
 |
Silt, dark gray brown (A zone), grading downward to light-brown clay |
2 |
5 |
 |
 |
Silt, buff; contains much medium to fine sand increasing downward |
13 |
18 |
 |
 |
Sand, fine to medium, slightly cemented, and brown silt; some fine gravel |
5 |
23 |
 |
Meade formation |
|
|
 |
 |
Clay, bentonitic, green, and light-brown silt; contains much coarse to fine sand, much caliche at 28 to 32.5 feet |
9.5 |
32.5 |
 |
 |
Sand, fine to coarse |
7.5 |
40 |
 |
 |
Sand, fine to coarse; some fine gravel |
10 |
50 |
 |
 |
Silt and clay, light brown; contains much fine to coarse sand |
4 |
54 |
 |
 |
Sand, coarse to fine, grading downward to fine to medium gravel and sand, much light-brown silt |
6 |
60 |
 |
 |
Gravel, fine to medium, and sand, grading downward to coarse to fine gravel and sand |
10 |
70 |
 |
 |
Gravel, medium to fine, and sand; some coarse gravel |
10 |
80 |
 |
 |
Gravel, fine to medium, and sand; some light-gray clay |
10 |
90 |
 |
 |
Gravel, fine to medium, and sand |
20 |
110 |
 |
 |
Sand, coarse to fine, some fine to medium gravel |
20 |
130 |
 |
 |
Gravel, fine to medium, and sand |
10 |
140 |
 |
Blanco formation |
|
|
 |
 |
Silt, light gray, flne to coarse sand, and fine to coarse gravel |
10 |
150 |
 |
 |
Sand, coarse to fine, some fine gravel, and light-gray gravel |
10 |
160 |
 |
 |
Gravel, fine to coarse, and sand |
12 |
172 |
 |
 |
Clay, gray to green |
2 |
174 |
 |
 |
Gravel, coarse to fine, and sand |
2 |
176 |
| Permian--Leonardian |
|
|
 |
Harper sandstone |
|
|
 |
 |
Siltstone, red brown |
1 |
177 |
24-4-13cc--Drillers log of test hole in the SW cor. sec. 13,
T. 24 S., R. 4 W.; drilled by Layne-Western Co. for the City of Wichita, 1939. Surface altitude, 1,451.6 feet.
| Quaternary--Pleistocene |
Thickness, feet |
Depth, feet |
 |
Terrace deposits |
|
|
 |
 |
Silt, dark brown, and fine sand |
9 |
9 |
 |
 |
Sand and gravel |
16 |
25 |
 |
 |
Silt, clay, and fine sand |
3 |
28 |
 |
 |
Sand and gravel |
17 |
45 |
 |
 |
Sand |
21 |
66 |
 |
 |
Silt and clay, blue green |
36 |
102 |
 |
 |
Sand and gravel |
33 |
135 |
 |
 |
Silt and clay |
3 |
138 |
 |
 |
Sand and gravel |
77 |
215 |
 |
 |
Silt and clay, sandy, tan |
10 |
225 |
| Permian--Leonardian |
|
|
 |
Ninnescah shale |
|
|
 |
 |
Shale, green |
5 |
230 |
24-4-19bbb--Sample log of test hole in the NW cor. NW NW sec. 19,
T. 24 S., R. 4 W.; drilled 1949. Surface altitude, 1,475.5 feet.
| Quaternary--Pleistocene |
Thickness, feet |
Depth, feet |
 |
Alluvium |
|
|
 |
 |
Silt, gray to brown, fine, sandy |
3.5 |
3.5 |
 |
 |
Gravel, fine to coarse, and sand |
22 |
25.5 |
 |
Sanborn formation |
|
|
 |
 |
Silt and clay, yellow gray and buff; contains much fine sand; much hard, nodular caliche at 30 to 36 feet |
10.5 |
36 |
 |
 |
Clay and silt, light gray grading downward to gray green; contains some nodular caliche |
4 |
40 |
 |
 |
Silt and clay, light gray green |
10 |
50 |
 |
 |
Silt and clay, blue to blue gray; interbedded with some fine gravel and sand |
10 |
60 |
 |
 |
Silt and clay, blue gray |
8 |
68 |
 |
 |
Silt, gray, and very fine to medium sand |
7 |
75 |
 |
 |
Silt, buff; contains much medium to fine sand |
5 |
80 |
 |
 |
Gravel, fine to medium, and sand |
14 |
94 |
 |
Meade formation |
|
|
 |
 |
Silt and clay, gray white; contains much caliche |
10 |
104 |
 |
 |
Silt and clay, blue gray |
5 |
109 |
 |
 |
Gravel, fine, and sand |
3 |
112 |
 |
 |
Silt and clay, blue gray |
5 |
117 |
 |
 |
Silt, gray white and lavender brown; contains much coarse to fine sand; many cemented nodules |
8 |
125 |
 |
 |
Gravel, fine to medium, and sand |
38 |
163 |
 |
Blanco formation |
|
|
 |
 |
Silt and clay, pink buff and light gray green; contains much coarse to fine sand, and caliche |
3 |
166 |
 |
 |
Gravel, fine, and sand |
6 |
172 |
 |
 |
Silt and clay, brown and light brown; contains much fine to medium sand |
8 |
180 |
 |
 |
Silt and clay, buff; contains much coarse to fine sand |
5 |
185 |
 |
 |
Gravel, fine to medium, and sand; some buff and greenish-gray silt |
8 |
193 |
 |
 |
Silt and clay, buff and greenish gray, sandy |
4 |
197 |
 |
 |
Gravel, fine to medium, and sand |
11 |
208 |
 |
 |
Clay and silt, gray white, sandy |
4.5 |
212.5 |
 |
 |
Gravel, fine, and sand; some medium gravel |
47.5 |
260 |
 |
 |
Gravel, fine to medium, and sand |
31 |
291 |
 |
 |
Clay and silt, light brown; some caliche |
4 |
295 |
 |
 |
Gravel, fine to medium, and sand |
12 |
307 |
| Permian--Leonardian |
|
|
 |
Wellington formation |
|
|
 |
 |
Shale, thin bedded, blue; few thin calcite veins |
3 |
310 |
24-5-16baa--Drillers log of test 7,tole in the NE NE NW sec. 16,
T. 24 S., R. 5 W.; drilled by Layne-Western Co. for U. S. Navy, 1942.
| Quaternary--Pleistocene |
Thickness, feet |
Depth, feet |
 |
Meade formation |
|
|
 |
 |
Clay |
41 |
41 |
 |
 |
Sand, fine |
9 |
50 |
 |
 |
Sand, medium to coarse |
16 |
66 |
 |
 |
Clay and sand |
6 |
72 |
 |
 |
Sand, medium to coarse, silty |
28 |
100 |
 |
 |
Clay, gray |
7 |
107 |
 |
 |
Sand, silty |
11 |
118 |
 |
 |
Sand, medium to coarse, and gravel |
9 |
127 |
| Permian--Leonardian |
|
|
 |
Ninnescah shale |
|
|
 |
 |
Shale |
1 |
128 |
 |
 |
Clay, gray, hard |
6 |
46 |
 |
 |
Gravel, fine to medium, and coarse to medium sand |
26 |
72 |
 |
Blanco formation |
|
|
 |
 |
Clay, gray |
8 |
80 |
 |
 |
Gravel, fine to medium, and coarse to fine sand, very poorly sorted |
72 |
152 |
| Permian--Leonardian |
|
|
 |
Ninnescah shale |
|
|
 |
 |
Shale, gray green |
1 |
153 |
24-6-22bb--Sample log of test hole in the NW cor. sec. 22, T. 24 S.,
R. 6 W.; drilled December 1945. Surface altitude, 1,558.9 feet.
| Quaternary--Pleistocene |
Thickness, feet |
Depth, feet |
 |
 |
Road material |
2 |
2 |
 |
Sanborn formation |
|
|
 |
 |
Silt, gray |
5 |
7 |
 |
Meade formation |
|
|
 |
 |
Silt, light gray; contains nodules of calcium carbonate |
5 |
12 |
 |
 |
Silt, tan |
5 |
17 |
 |
 |
Sand, fine to very fine; contains tan silt |
10 |
27 |
 |
 |
Silt, tan to red brown; contains some fine sand |
18 |
45 |
 |
 |
Silt, brown; contains nodules of calcium carbonate |
4 |
49 |
 |
 |
Silt, gray and red brown |
10 |
59 |
| Permian--Leonardian |
|
|
 |
Ninnescah shale |
|
|
 |
 |
Shale, soft, red and blue green |
3 |
62 |
24-7-19bbb--Sample log of test hole in the NW cor. NW NW sec. 19, T. 24 S., R. 7 W.; drilled 1949. Surface altitude, 1,630.5 feet.
| Quaternary--Pleistocene |
Thickness, feet |
Depth, feet |
 |
 |
Soil, sandy, dark gray |
1 |
1 |
 |
Sanborn formation |
|
|
 |
 |
Clay and silt, compact, dull green gray; contains much fine to coarse sand and fine gravel |
2.5 |
3.5 |
 |
 |
Silt and clay, yellow buff; contains much fine to coarse sand and some fine gravel |
4.5 |
8 |
 |
 |
Sand, fine to coarse, some fine gravel and yellow-buff silt |
2 |
10 |
 |
Meade formation |
|
|
 |
 |
Clay, blocky, yellow gray |
1 |
11 |
 |
 |
Gravel, fine to medium, some coarse gravel |
9 |
20 |
 |
 |
Gravel, fine to coarse, and sand |
22 |
42 |
 |
 |
Gravel, fine to medium, and sand; interbedded with silt and gray and buff clay, few pebbles |
5 |
47 |
 |
 |
Gravel, fine to medium, and sand |
23 |
70 |
 |
 |
Gravel, medium to fine, and sand, grading downward to coarse to fine gravel |
5 |
75 |
| Permian--Leonardian |
|
|
 |
Harper sandstone |
|
|
 |
 |
Siltstone, thin bedded, brick red |
2 |
77 |
24-10-12ccc--Sample log of test hole in the SW cor. SW SW sec. 12,
T. 24 S., R.10 W.; drilled 1949. Surface altitude, 1,720.4 feet.
| Quaternary--Pleistocene |
Thickness, feet |
Depth, feet |
 |
 |
Road fill |
1 |
1 |
 |
Sanborn formation |
|
|
 |
 |
Clay, light green; contains some nodular caliche; sandy at 1 to 5 feet |
6 |
7 |
 |
 |
Gravel, fine to medium, and sand |
6 |
13 |
 |
 |
Gravel and sand, coarse to fine, yellow brown, and green clay |
11.5 |
24.5 |
 |
Meade formation |
|
|
 |
 |
Silt and clay, gray green grading downward to pink brown; contains much coarse to fine sand and few pebbles, some caliche |
11.5 |
36 |
 |
 |
Sand, fine to coarse |
5 |
41 |
 |
 |
Silt, buff and yellow brown, slightly cemented; contains much fine gravel and sand |
9 |
50 |
 |
 |
Gravel, fine, and sand; some medium to coarse gravel, and buff silt, slightly cemented |
40 |
90 |
| Permian--Leonardian |
|
|
 |
Harper sandstone |
|
|
 |
 |
Shale, silty, red brown |
1 |
91 |
25-3-7bb--Sample log of test hole in the NW cor. sec. 7, T. 25 S.,
R. 3 W., Sedgwick County; drilled 1939. Surface altitude, 1,433.2 feet.
| Quaternary--Pleistocene |
Thickness, feet |
Depth, feet |
 |
Alluvium and terrace deposits |
|
|
 |
 |
Soil, sandy, brown |
4 |
4 |
 |
 |
Clay and silt, red brown |
2 |
6 |
 |
 |
Sand and gravel |
3 |
9 |
 |
 |
Sand |
24 |
33 |
 |
 |
Sand; contains clay balls |
2 |
35 |
 |
 |
Sand and gravel |
12 |
47 |
 |
 |
Gravel |
4 |
51 |
 |
 |
Sand, coarse, interbedded with coarse gravel |
129 |
180 |
| Permian--Leonardian |
|
|
 |
Wellington formation |
|
|
 |
 |
Shale, gray |
20 |
200 |
25-4-5bbd--Drillers log of test hole in the SE NW NW sec. 6, T. 25 S.,
R. 4 W.; drilled by Wichita Pump and Supply Co., for Panhandle Eastern Co.,
1936. Surface altitude, 1,475.9 feet.
| Quaternary--Pleistocene |
Thickness, feet |
Depth, feet |
 |
Terrace deposits |
|
|
 |
 |
Silt, sandy |
3 |
3 |
 |
 |
Clay, sandy, soft |
57 |
60 |
 |
 |
Clay, sandy |
7 |
67 |
 |
 |
Sand, fine |
2 |
69 |
 |
 |
Clay, sandy |
8 |
77 |
| Permian--Leonardian |
|
|
 |
Ninnescah shale |
|
|
 |
 |
Shale, soft, red |
9 |
86 |
 |
 |
Shale, red |
14 |
100 |
 |
 |
Shale, red |
2 |
102 |
 |
 |
Shale, red and gray |
23 |
125 |
 |
 |
Shale, gray |
10 |
135 |
25-4-5bdc--Drillers log of test hole in the SW SE NW sec. 5,
T. 25 S., R. 4 W.; drilled by Wichita Pump and Supply Co., for Panhandle
Eastern Co., 1936. Surface altitude, 1,479.5 feet.
| Quaternary--Pleistocene |
Thickness, feet |
Depth, feet |
 |
Terrace deposits |
|
|
 |
 |
Silt and clay, hard |
23 |
23 |
 |
 |
Silt and sand, fine |
2 |
25 |
 |
 |
Silt and clay |
2 |
27 |
 |
 |
Clay and sand |
15 |
42 |
 |
 |
Clay, gray |
8 |
50 |
 |
 |
Sand, coarse, and gravel |
8 |
58 |
 |
 |
Clay, soft, red |
6 |
64 |
| Permian--Leonardian |
|
|
 |
Ninnescah shale |
|
|
 |
 |
Shale, red |
1 |
65 |
25-4-12cc--Sample log of test hole in the SW cor. sec. 12, T. 25 S., R. 4 W.; drilled 1939. Surface altitude, 1,455.0 feet.
| Quaternary--Pleistocene |
Thickness, feet |
Depth, feet |
 |
 |
Soil, sandy, brown |
2 |
2 |
 |
Terrace deposits |
|
|
 |
 |
Silt, red brown |
6 |
8 |
 |
 |
Clay and silt, sandy, tan to gray |
12 |
20 |
 |
 |
Sand |
3 |
23 |
 |
 |
Gravel |
7 |
30 |
 |
 |
Sand |
10 |
40 |
 |
 |
Gravel |
5 |
45 |
 |
 |
Sand |
7 |
52 |
 |
 |
Sand, contains fragments of green shale |
3 |
55 |
| Permian--Leonardian |
|
|
 |
Wellington formation |
|
|
 |
 |
Shale, gray |
5 |
60 |
25-4-14cc--Sample log of test hole in the SW cor. sec. 14, T. 25 S., R. 4 W.; drilled 1939. Surface altitude, 1,483.7 feet.
| Quaternary--Pleistocene |
Thickness, feet |
Depth, feet |
 |
Terrace deposits |
|
|
 |
 |
Silt, sandy, red brown |
8 |
8 |
 |
 |
Clay and silt, sandy, gray to brown; contains fragments of shale |
2 |
10 |
 |
 |
Clay and silt, sandy, dark brown |
6 |
16 |
 |
 |
Clay and silt, red brown |
26 |
42 |
 |
 |
Clay and silt, yellow to greenish gray |
8 |
50 |
 |
 |
Sand and gravel |
17 |
67 |
 |
 |
Gravel |
1 |
68 |
| Permian--Leonardian |
|
|
 |
Ninnescah shale |
|
|
 |
 |
Shale, brick red and green |
12 |
80 |
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