Listed in the following pages are the logs of 35 test holes and wells in Seward County, including 23 test holes drilled by the State Geological Survey. The locations of these test holes are shown in Plate 3.
| 1. Sample log of test hole 1 at the NW cor. sec. 6, T. 31 S., R. 30 W., Meade County, drilled by State Geological Survey, 1940. Surface altitude, 2,795± feet. Samples studied by Perry M. McNally and John C. Frye.) |
Thickness (feet) |
Depth (feet) |
 |
|
Soil, brown |
1 |
1 |
| Quaternary and Tertiary--Pleistocene and Pliocene |
|
|
Silt and sand, fine, gray tan |
7 |
8 |
|
|
Sand, fine to medium, brown |
4 |
12 |
|
|
Sand, fine, and silt; contains gray-tan caliche |
79 |
91 |
|
|
Sand and silt, brown, cemented with caliche |
6 |
97 |
|
|
Sand and gravel, brown |
11 |
108 |
|
|
Silt, fine sand, and caliche |
2 |
110 |
|
|
Sand and gravel, brown and tan |
232 |
342 |
|
|
Sand, fine, silt, and caliche; gray |
18 |
360 |
|
|
Silt, fine sand, and caliche; gray |
31 |
391 |
|
|
Sand, gray |
21 |
412 |
|
|
Sand, fine, silt, and caliche; pink tan |
8 |
420 |
|
|
Sand, brown |
11 |
431 |
|
|
Sand and some silt; cemented with caliche |
19 |
450 |
|
|
Silt, fine sand, and caliche; tan |
20 |
470 |
|
|
Sand, fine, silt, and caliche; gray; contains remains of plants |
20 |
490 |
|
|
Silt, caliche, and fine sand; tan and gray |
23 |
513 |
|
|
Caliche, silt, and fine sand; yellow; contains thin beds of sandstone and pink-red beds of clay |
17 |
530 |
| 2. Sample log of test hole 2 at the SW cor. sec. 36, T. 30 S., R. 32 W., Haskell County, drilled by State Geological Survey, 1943. Surface altitude, 2,837 feet. (Samples studied by James B. Cooper, Oscar S. Fent, and Thad G. McLaughlin.) |
Thickness (feet) |
Depth (feet) |
|
|
Soil, sandy, gray black |
1.5 |
1.5 |
| Quaternary and Tertiary--Pleistocene and Pliocene |
|
|
Silt, micaceous, soft, yellow gray |
3.5 |
5 |
|
|
Silt, micaceous, soft, red brown; contains fine sand
and caliche |
5 |
10 |
|
|
Silt, compact, buff and tan; contains fine to coarse sand, caliche, and fine gravel |
39 |
49 |
|
|
Sand, medium to fine; contains soft tan silt and Caliche |
6 |
55 |
|
|
Clay, compact, light buff; contains fine sand |
9 |
64 |
|
|
Silt, compact, red tan; contains fine to Coarse sand, fine gravel, and caliche |
18 |
82 |
|
|
Sand and gravel, coarse to fine; contains soft gray to tan and yellow-brown silt and caliche |
50 |
132 |
|
|
Silt, soft, yellow brown |
3 |
135 |
|
|
Gravel, fine to coarse, and medium to coarse sand |
5 |
140 |
|
|
Silt, clayey, soft, yellow buff; contains coarse to fine sand and caliche |
14 |
154 |
|
|
Sand and gravel, coarse to fine; contains soft buff and yellow-gray silt |
63 |
217 |
|
|
Silt, soft, gray; contains medium to fine sand |
9 |
226 |
|
|
Sand, coarse to fine; contains fine to medium gravel and soft gray silt |
24 |
250 |
|
|
Clay and silt, soft, blue gray; contains fine sand |
23 |
273 |
|
|
Sand, coarse to fine, gray; contains medium to fine gravel |
5 |
278 |
|
|
Clay and silt, compact, partly laminated, blue gray to gray and buff; contains fine sand |
67 |
345 |
|
|
Sand, coarse to fine, and medium to fine gravel; contains caliche |
31 |
376 |
|
|
Silt, soft, white to pink; contains coarse to fine sand and caliche |
14 |
390 |
|
|
Caliche and soft light-brown silt; contains medium to fine gravel and coarse to fine sand |
27 |
417 |
|
|
Clay, compact, tan; contains fine to medium sand and Pyrite |
27 |
444 |
|
|
Sand, fine-grained, consolidated; contains caliche |
26 |
470 |
|
|
Silt, fine sandy, partly consolidated, cream to tan; contains caliche |
25 |
495 |
|
|
Sand, fine to medium, partly cemented; contains a little silt |
21 |
516 |
| Permian--Guadalupian |
|
|
Siltstone, brick red |
14 |
530 |
| 3. Sample log of test hole 3 at the SW cor. sec. 31, T. 30 S., R. 32 W., Haskell County, drilled by State Geological Survey, 1943. Surface altitude, 2,897 feet. (Samples studied by James B. Cooper, Oscar S. Fent, and Thad G. McLaughlin.) |
Thickness (feet) |
Depth (feet) |
| Quaternary and Tertiary--Pleistocene and Pliocene |
|
|
Silt, clayey to sandy, dark brown to red brown; contains caliche |
8 |
8 |
|
|
Silt, soft, white and gray; contains fine to medium sand |
9 |
17 |
|
|
Silt, sandy, compact, dark tan and gray; contains fine gravel |
4 |
21 |
|
|
Silt, soft, brown; contains fine to medium sand |
2 |
23 |
|
|
Silt, compact, white and gray; contains caliche |
4 |
27 |
|
|
Silt, gray to light tan and brown; contains fine to medium sand and caliche |
10 |
37 |
|
|
Sand, red brown; contains fine to coarse gravel and silt |
11 |
48 |
|
|
Silt, red brown and gray; contains very fine sand and caliche |
3 |
51 |
|
|
Sand, red brown; contains fine gravel and silt |
5 |
56 |
|
|
Silt, soft, red brown; contains fine to medium sand |
4 |
60 |
|
|
Sand and gravel, coarse to fine |
28 |
88 |
|
|
Silt, compact, gray; contains coarse gravel and caliche |
8 |
96 |
|
|
Sand, yellow brown; contains fine to coarse gravel |
4 |
100 |
|
|
Gravel, fine to coarse; contains silt |
10 |
110 |
|
|
Sand, coarse to fine; contains fine to medium gravel |
13 |
123 |
|
|
Sand, coarse to fine; contains fine to medium gravel and silt |
117 |
240 |
|
|
Gravel, fine to coarse, and coarse to medium sand; contains soft light-gray silt |
6 |
246 |
|
|
Silt, soft, light gray; contains coarse to medium sand |
2 |
248 |
|
|
Gravel, medium to fine, and coarse to medium sand |
9 |
257 |
|
|
Silt, soft, yellow gray; contains coarse to fine sand |
3 |
260 |
|
|
Gravel, fine to coarse, and coarse to medium sand; contains silt, soft, gray and tan |
13 |
273 |
|
|
Silt, clayey, soft, yellow brown and light gray; contains medium to fine sand |
7 |
280 |
|
|
Sand and gravel, coarse to fine; contains a little silt and caliche |
113 |
393 |
|
|
Silt, soft, white and gray to buff and brown; contains fine to coarse sand and gravel and nodules of caliche |
47 |
440 |
|
|
Clay, blocky, tan; contains caliche |
10 |
450 |
|
|
Silt, soft, white, and fine gravel; contains fine to coarse sand and tan blocky clay |
10 |
460 |
|
|
Sand, coarse to medium, consolidated; contains soft light-gray silt |
11 |
471 |
|
|
Silt, soft, blue gray to gray buff and yellow buff; contains fine to coarse sand |
24 |
495 |
| Cretaceous--Gulfian |
|
Dakota formation |
|
|
Clay, silty, soft, yellow, and very fine sand; contains fine-grained yellow and brown sandstone |
5 |
500 |
|
|
No sample recovered |
10 |
510 |
| 4. Sample log of test hole 4 at the SE cor. sec. 25, T. 31 s., R. 35 W., Stevens County, drilled by State Geological Survey, 1943. Surface altitude, 2,967 feet. (Samples studied by Oscar S. Fent and Thad G. McLaughlin.) |
Thickness (feet) |
Depth (feet) |
|
|
Soil, sandy, gray black |
2 |
2 |
| Quaternary and Tertiary--Pleistocene and Pliocene |
|
|
Silt, soft, gray to yellow gray and buff; contains fine to medium sand |
22 |
24 |
|
|
Sand, fine; contains soft gray-buff silt |
4 |
28 |
|
|
Silt, soft, gray buff and buff; contains fine to medium sand and a little caliche |
7 |
35 |
|
|
Silt, clayey, yellow buff and buff; contains fine gravel, fine to coarse sand, and caliche |
8.5 |
43.5 |
|
|
Silt, soft, buff to light gray and pink; contains fine to coarse sand, fine to medium gravel, and a little caliche |
37.5 |
81 |
|
|
Clay, silty, light tan; contains fine sand |
9 |
90 |
|
|
Silt, in part clayey, white to buff and pink; contains, sand and gravel, fine to coarse, and caliche |
44 |
134 |
|
|
Gravel, coarse to fine, and sand, coarse |
22 |
156 |
|
|
Silt, soft, yellow gray; contains fine gravel, fine to coarse sand, and caliche |
9 |
165 |
|
|
Gravel, fine to medium, and sand, coarse to medium |
17 |
182 |
|
|
Silt, soft, buff and gray |
1 |
183 |
|
|
Gravel, fine to medium, and sand, coarse to medium |
9 |
192 |
|
|
Silt, soft, yellow and light gray; contains very fine sand and caliche |
13 |
205 |
|
|
Gravel, fine to coarse, and sand, coarse to medium; contains a little silt |
33.5 |
238.5 |
|
|
Silt, soft, gray; contains medium to fine gravel and coarse to fine sand |
7.5 |
246 |
|
|
Gravel, fine to medium, and sand, coarse to fine; contains a little silt and caliche |
41 |
287 |
|
|
Silt, soft, light gray; contains fine to coarse sand |
5 |
287.5 |
|
|
Gravel, medium to fine, and sand, coarse to fine; contains caliche |
20.5 |
308 |
|
|
Silt, soft; contains fine sand |
1 |
309 |
|
|
Gravel, fine, and sand, coarse |
4 |
313 |
|
|
Silt, soft, buff; contains coarse to fine sand and caliche |
4 |
317 |
|
|
Gravel, medium to fine, and sand, coarse |
5.5 |
322.5 |
|
|
Silt, soft, buff and gray; contains fine to coarse sand, fine to coarse gravel, and caliche |
81.5 |
404 |
|
|
Silt, white to blue gray and buff; contains fine to coarse sand and caliche |
70 |
474 |
| Cretaceous--Gulfian |
|
Dakota formation |
|
|
Siltstone, soft, yellow buff; contains fine-grained yellow sandstone and ironstone |
6 |
480 |
|
|
Sandstone, fine-grained, soft, and silt, compact; white and yellow; contains ironstone |
10 |
490 |
|
|
Silt, light yellow and white; contains very fine-grained white sandstone |
7 |
497 |
|
|
Sandstone, fine-grained to very fine-grained, hard, and silt, soft; white and yellow |
3 |
500 |
|
|
Siltstone, in part clayey, soft, and sandstone, fine-grained to very fine-grained; white to yellow; contains ironstone |
17 |
517 |
|
|
Clay, varicolored; contains yellow and red siltstone and very fine-grained sandstone |
29 |
546 |
| Permian--Guadalupian |
|
Redbeds |
|
|
Clay, dark red |
4 |
550 |
|
|
Shale, hard, dark red; contains a little blue-gray shale |
10 |
560 |
| 5.Sample log of test hole 5 at the SE cor. sec. 24, T. 32 S., R. 35 W., Stevens County, drilled by State Geological Survey, 1943. Surface altitude, 2,974 feet. (Samples studied by Oscar S. Fent and Thad G. McLaughlin.) |
Thickness (feet) |
Depth (feet) |
| Quaternary--Recent |
|
Dune sand |
|
|
Sand medium to fine; contains light to dark-gray silt |
6 |
6 |
| Quaternary and Tertiary--Pleistocene and Pliocene |
|
|
Silt, in part clayey, soft, buff to greenish gray and gray; contains a little caliche and fine to medium sand |
20 |
26 |
|
|
Sand, medium to fine; contains soft gray-white silt and a little caliche |
3 |
29 |
|
|
Silt, soft, buff and light tan; contains fine to coarse sand and a little caliche |
21 |
50 |
|
|
Sand, medium |
3.5 |
53.5 |
|
|
Clay, silty, yellow gray |
6.5 |
60 |
|
|
Sand, coarse to fine; contains, fine gravel and soft gray silt |
6 |
66 |
|
|
Silt, soft, yellow gray; contains fine to medium sand |
10 |
76 |
|
|
Sand, coarse to fine, and silt, soft, gray; contains caliche |
4 |
80 |
|
|
Sand and gravel; coarse to fine |
13 |
93 |
|
|
Silt, clayey, buff; contains fine sand, pink-buff clay, and caliche |
17 |
110 |
|
|
Clay, silty, buff |
7 |
117 |
|
|
Gravel and sand; coarse to fine; contains a little soft white silt |
19 |
136 |
|
|
Silt, clayey, buff; contains fine sand and a little caliche |
4 |
140 |
|
|
Silt, compact, buff and pink; contains fine to coarse sand and caliche |
35 |
175 |
|
|
Gravel, medium to fine; contains soft buff silt and fine to coarse sand |
14.5 |
189.5 |
|
|
Silt, gray; contains fine gravel, fine to coarse sand, and caliche |
10.5 |
200 |
|
|
Gravel, medium to fine, and sand, coarse; partly consolidated |
20 |
220 |
|
|
Gravel, medium to fine, and sand, coarse; consolidated |
3 |
223 |
|
|
Silt, soft, gray brown; contains fine to coarse sand |
11 |
234 |
|
|
Sand, coarse to medium, and gravel, fine |
5 |
239 |
|
|
Silt, soft, yellow gray to tan and buff; contains fine to medium sand and caliche |
31 |
270 |
|
|
Clay, compact, blocky, brown and blue gray; contains caliche |
10 |
280 |
|
|
Silt, clayey, buff to yellow gray and tan; contains very fine to medium sand and caliche |
30 |
310 |
|
|
Clay, compact, laminated, light blue gray; contains soft tan silt and a little caliche |
70 |
380 |
|
|
Silt, soft, buff and tan; contains fine sand |
40 |
420 |
|
|
Sand, coarse to fine; contains yellow-buff silt, fine to medium gravel, and caliche |
30 |
450 |
|
|
Silt, gray and buff; contains fine to medium sand and a little caliche |
20.5 |
470.5 |
|
|
Gravel, fine, and sand, coarse to fine |
6.5 |
477 |
|
|
Silt, soft to compact, light pink to buff; contains fine to coarse sand and a little caliche |
15 |
492 |
|
|
Silt, clayey, red and buff; contains sand and caliche |
5 |
497 |
| Permian--Guadalupian |
|
Redbeds |
|
|
Siltstone, clayey, dark red |
13 |
510 |
| 6. Sample log of test hole 6 at the NE cor. sec. 30, T. 33 S., R. 30 W., Meade County, drilled by the State Geological Survey, 1940. Surface altitude, 2,721 feet. (Samples studied by Perry McNally, John C. Frye, and Charles C. Williams.) |
Thickness (feet) |
Depth (feet) |
|
|
Soil, sandy, brown |
3 |
3 |
| Quaternary and Tertiary--Pleistocene and Pliocene |
|
|
Silt and fine sand, yellow brown |
5 |
8 |
|
|
Sand, fine to medium, and silt; light gray; contains caliche |
11.5 |
19.5 |
|
|
Clay, limy, light gray to white, and caliche |
7.5 |
27 |
|
|
Sand, fine, and silt, limy; contains caliche |
6 |
33 |
|
|
Silt, limy, and sand, fine |
10 |
43 |
|
|
Sand, fine, consolidated, brown |
6 |
49 |
|
|
Sand, fine, light brown to brown; contains caliche and silt |
31 |
80 |
|
|
Silt, tan, calcareous, and sand, fine; contains tan blocky clay |
13 |
93 |
|
|
Sand, medium, to gravel, coarse; brown |
54.5 |
147.5 |
|
|
Sand, medium; contains silt and clay |
7.5 |
155 |
|
|
Sand, fine to coarse, gray to brown |
35 |
190 |
|
|
Sand, fine to medium, brown and gray, and silt, limy, gray |
10 |
200 |
|
|
Silt, fine sandy, gray |
9 |
209 |
|
|
Sand and gravel; contains fine sand |
50 |
259 |
|
|
Sand, fine, yellow brown |
2 |
261 |
|
|
Clay, sandy, light gray |
7 |
268 |
|
|
Silt, blue gray, and clay, sandy |
11 |
279 |
|
|
Sand, fine to medium, brown, and silt |
3.5 |
282.5 |
|
|
Silt, clay, and fine sand, light gray to brown |
16.5 |
299 |
|
|
Sand, fine to coarse, brown |
3 |
302 |
|
|
Clay, silty, blue gray, and fine sand |
4 |
306 |
|
|
Silt, fine sand, and caliche |
3 |
309 |
|
|
Sand, fine, to gravel, medium |
17 |
326 |
|
|
Clay, blue gray, and silt |
2 |
328 |
|
|
Sand, fine, to gravel, medium; contains silt and caliche |
49 |
377 |
|
|
Clay, silty to fine sandy, blue gray to tan |
4.5 |
381.5 |
|
|
Sand, tan |
3.5 |
385 |
|
|
Clay, silty to fine sandy, blue gray and tan; contains sand |
24 |
409 |
|
|
Sand, fine, to gravel, medium; gray and brown |
55 |
464 |
|
|
Clay, silty to fine sandy, blue gray to buff and brown; contains tan to buff silt |
31 |
495 |
|
|
Sand, fine to coarse; contains silt and clay |
14 |
509 |
|
|
Silt, buff, and sand, fine |
19 |
528 |
|
|
Sand, fine, and silt, limy; contains caliche |
22 |
550 |
|
|
Sand, poorly sorted, silt, and caliche |
12 |
562 |
|
|
Sand, medium, to gravel, fine; brown |
10 |
572 |
| Permian--Guadalupian |
|
Redbeds |
|
|
Siltstone, maroon to brick red |
8 |
580 |
| 7. Sample log of test hole 7 at the SE cor. sec. 15, T. 33 S., R. 31 W., drilled by the State Geological Survey, 1940. Surface altitude, 2,748 feet. (Samples studied by James B. Cooper and Frank E. Byrne.) |
Thickness (feet) |
Depth (feet) |
| Quaternary--Recent |
|
Dune sand |
|
|
Sand, fine, brown |
14 |
14 |
| Quaternary and Tertiary--Pleistocene and Pliocene |
|
|
Caliche and clay, light gray, silty, calcareous |
6 |
20 |
|
|
Caliche white to light gray |
4 |
24 |
|
|
Sand, fine, calcareous, brown, clay, silty, and caliche |
12 |
36 |
|
|
Sand, fine, calcareous, brown |
7 |
48 |
|
|
Sand, medium, to gravel, fairly coarse; brown, poorly sorted |
7 |
50 |
|
|
Sand, fine, calcareous, brown and gray; contains caliche and gravel |
9 |
59 |
|
|
Silt, sand, and gravel, medium; brown, poorly sorted |
3.5 |
62.5 |
|
|
Sand, fine, gray, very calcareous |
4.5 |
67 |
|
|
Sand and gravel; contains thin zones of caliche |
4 |
71 |
|
|
Sand and gravel, poorly sorted; contains water--worn pebbles of caliche; interbedded with fine calcareous brown sand |
9 |
80 |
|
|
Sand and gravel, poorly sorted, brown |
10 |
90 |
|
|
Sand, medium, to gravel, fine; brown |
20 |
110 |
|
|
Sand and gravel, poorly sorted; interbedded with fine calcareous sand and with thin mortar beds in basal part |
39.5 |
149.5 |
|
|
Sand, medium and coarse, greenish brown, calcareous; contains fine sand and silt |
2.5 |
152 |
|
|
Sand, medium, to gravel, fine; brown |
25 |
177 |
|
|
Sand, fine, to gravel, coarse; brown, calcareous; contains hard beds of caliche |
13 |
190 |
|
|
Clay, silty and fine sandy, greenish brown |
10 |
200 |
|
|
Clay, fine sandy, calcareous, gray; contains sand, gravel, and brown silty clay; three thin mortar beds interbedded |
20 |
220 |
|
|
Sand, medium, to gravel, fine; brown; contains silty clay |
50 |
270 |
|
|
Sand and gravel, brown; contains fine calcareous sand and silt |
10 |
280 |
|
|
Sand, medium, to gravel, fine; brown |
7 |
287 |
|
|
Clay, silty to fine sandy, light blue gray |
3 |
290 |
|
|
Sand, fine, to gravel, medium; brown |
8.5 |
298.5 |
|
|
Clay, silty to fine sandy, light blue gray |
8.5 |
307 |
|
|
Sand, medium, to gravel, medium; brown |
55 |
362 |
|
|
Shale, silty, blue gray, and clay, silty to fine sandy; contains hard limestone at top |
8 |
370 |
|
|
Sand, coarse, to gravel, medium; interbedded with blue-gray thin-bedded shale |
60 |
430 |
|
|
Shale, silty, dull green gray |
10 |
440 |
|
|
Shale, silty, dull green and gray; interbedded with limonite-stained sandstone |
10 |
450 |
|
|
Shale, silty, dull green gray, and sandstone, concretionary, thin-bedded |
30 |
480 |
|
|
Shale, green gray and blue gray, interbedded with sandstone, concretionary, rusty brown; contains some gravel |
9 |
489 |
|
|
Shale, silty, blue gray, green gray, and yellow; contains chips of black carboniferous material |
19 |
508 |
| 8. Sample log of test hole 8 in the SE 1/4 SW 1/4 sec. 18, T. 33 S., R. 31 W., drilled by the State Geological Survey, 1940. Surface altitude 2,752± feet. (Samples studied by James B. Cooper and Frank E. Byrne.) |
Thickness (feet) |
Depth (feet) |
|
|
Road fill |
3 |
3 |
| Quaternary--Recent |
|
Dune sand |
|
|
Sand, fine, dark brown |
2 |
5 |
|
|
Sand, fine, brown, calcareous |
2 |
7 |
| Quaternary and Tertiary--Pleistocene and Pliocene |
|
|
Caliche and clay, brown; contains fine sand |
11 |
18 |
|
|
Silt and fine sand, light gray to greenish white, calcareous |
9 |
27 |
|
|
Clay, silty, and sand, fine; purple brown |
11 |
38 |
|
|
Caliche, tan |
5 |
43 |
|
|
Sand, fine, pink brown, calcareous; contains pebbles of caliche near base |
17 |
60 |
|
|
Caliche, coarse sand, and gravel; contains fine sandy clay near base |
16.5 |
76.5 |
|
|
Sand and gravel, brown; contains thin "mortar beds" at 94 and 96 feet and thin bed of caliche at 130 feet |
66.5 |
143 |
|
|
Sand, fine, brown, calcareous, and caliche, soft |
4 |
147 |
|
|
Caliche |
3 |
150 |
|
|
Sand, medium, to gravel, coarse; brown |
20 |
170 |
|
|
Sand, fine to coarse, brown; contains fine sandy clay |
10 |
180 |
|
|
Sand, medium, to gravel, medium; brown |
33 |
213 |
|
|
Sand, fine, to gravel, medium; calcareous, white |
1 |
214 |
|
|
Sand, medium, to gravel, medium; brown |
5.5 |
219.5 |
|
|
Sand, medium, to gravel, fine; calcareous, white |
1.5 |
221 |
|
|
Sand, fine, to gravel, fine; brown; contains thin zone of caliche near base |
9 |
230 |
|
|
Sand, fine, to gravel, fine; calcareous, brown; contains blocky pink-brown silt |
11 |
241 |
|
|
Sand, medium, to gravel, fine; brown |
9 |
250 |
|
|
Sand, medium, to gravel, medium; brown |
30 |
280 |
|
|
Sand, medium, to gravel, fine; brown |
10 |
290 |
|
|
Sand, fine, calcareous, brown; contains thin zone of caliche in upper part and scattered gravel and blocks of clay near base |
30 |
320 |
|
|
Sand, calcareous, light gray to gray; contains fine gravel and caliche |
30 |
350 |
|
|
Silt and sand, fine; calcareous, gray brown; contains thin zone of caliche near top |
8 |
358 |
|
|
Mortar bed, coarse sand, and fine brown-gray gravel |
3 |
361 |
|
|
Sand, calcareous, hard, yellow to yellow brown |
1.5 |
362.5 |
|
|
Silt, pink red, and clay, varicolored; interbedded, fairly hard |
7.5 |
370 |
|
|
Caliche, calcareous clay, and pinkish red silt; hard |
4.5 |
374.5 |
|
|
Sand and gravel, loose; contains caliche and pink-red silty clay |
15.5 |
390 |
|
|
Clay, silty, varicolored, and limestone, thin-bedded; contains gravel near base |
30 |
420 |
|
|
Clay, mottled or varicolored, and limestone, thin-bedded; contains gravel and sand in basal part |
40 |
460 |
|
|
Sand and gravel interbedded with gray and pink clay; contains hard "mortar beds," and reworked fragments of sandstone |
20 |
480 |
|
|
Clay, silty, pink red and gray; contains thin bed of limestone near middle |
30 |
510 |
|
|
Silt and sand, fine; calcareous, rusty brown; contains fine gravel |
10 |
520 |
|
|
Shale, blue gray, and gravel |
10 |
530 |
|
|
Sand, silty, rusty brown, in part consolidated |
10 |
540 |
| 9. Sample log of test hole 9 at the NE cor. sec. 21, T. 33 s., R. 32 W., drilled by the State Geological Survey, 1942. Surface altitude, 2,681 feet. (Samples studied by James B. Cooper and Frank E. Byrne.) |
Thickness (feet) |
Depth (feet) |
| Quaternary--Recent |
|
Dune sand |
|
|
Sand, fine, and silt; gray brown |
2 |
2 |
|
|
Sand, fine to coarse, grayish brown |
5 |
7 |
| Quaternary and Tertiary--Pleistocene and Pliocene |
|
|
Silt and sand, coarse; calcareous, brownish gray; contains fine gravel |
8 |
15 |
|
|
Sand, fine, to gravel, fine; light brownish gray |
5 |
20 |
|
|
Clay, silt, and sand, coarse; tan; contains fragments of caliche |
6 |
26 |
|
|
Sand, fine to coarse, and gravel, fine; slightly calcareous, light brownish gray |
4 |
30 |
|
|
Sand, medium, to gravel, fine; tan gray |
30 |
60 |
|
|
Sand, medium, to gravel, coarse; calcareous, light brownish gray |
10 |
70 |
|
|
Sand, fine, to gravel, medium; brownish gray |
130 |
200 |
|
|
Sand, fine to coarse, brownish gray |
22 |
222 |
|
|
Sand and gravel, brown gray, and compact gray and tan shale |
32.5 |
254.5 |
|
|
Shale, compact, gray and tan, interbedded with fine-grained tan sandstone |
11.5 |
266 |
| Permian--Guadalupian |
|
Redbeds |
|
|
Sandstone, fine-grained, calcareous, gray red |
4 |
270 |
|
|
Shale, silty and fine sandy, calcareous, red to reddish gray, contains gray sandstone |
40 |
310 |
| 10. Sample log of test hole 10 in the NW 1/4 sec. 19, T. 33 S., R. 32 W., drilled by the State Geological Survey, 1942. Surface altitude, 2,659 feet. (Samples studied by James B. Cooper and Frank B. Byrne.) |
Thickness (feet) |
Depth (feet) |
|
|
Soil, sandy, brown; contains coarse gravel from 6 to 10 inches below land surface |
2 |
2 |
| Quaternary and Tertiary--Pleistocene and Pliocene |
|
|
Sand, coarse, and silt, lime-cemented, light brownish gray; contains coarse gravel |
13 |
15 |
|
|
Sand, fine, to gravel, medium; grayish brown |
8.5 |
23.5 |
|
|
Sand, fine, to gravel, medium; lime-cemented, light brown |
6.5 |
30 |
|
|
Sand, fine, silt, and clay; calcareous, yellowish gray brown |
2 |
32 |
|
|
Clay, silt, and sand, fine; calcareous, tan gray |
4 |
36 |
|
|
Sand, fine to coarse, calcareous, tan gray |
4 |
40 |
|
|
Sand, fine, to gravel, medium; gray brown |
100 |
140 |
|
|
Sand, fine, to gravel, medium; calcareous, light brownish gray; contains silt and clay |
20 |
160 |
|
|
Silt and clay, calcareous, brownish gray |
10 |
170 |
|
|
Silt and clay, calcareous, brownish gray; contains sand and medium gravel |
10 |
180 |
|
|
Sand, silt, and clay; calcareous, light brownish gray |
10 |
190 |
|
|
Sand, medium, to gravel, medium; gray brown |
5 |
195 |
|
|
Sand and silt, lime-cemented, gray brown; contains clay and fine gravel |
15 |
210 |
|
|
Clay, sandy, calcareous, gray brown; contains sand and gravel |
30 |
240 |
|
|
Sand, fine to coarse, hard at top |
10 |
250 |
|
|
Sand and shale, compact, brown |
10 |
260 |
|
|
Clay, silty and fine sandy, pink, and sandstone, hard; contains brown shale |
10 |
270 |
|
|
Clay, sandy; contains caliche |
10 |
280 |
|
|
Sand, fine, to gravel, coarse; contains clay |
30 |
310 |
|
|
Sand, fine, to gravel, coarse; contains clay in lower part |
71 |
381 |
|
|
Clay, compact, soft, pink to light gray |
6 |
387 |
| Permian--Guadalupian |
|
Redbeds |
|
|
Shale, light red; contains siltstone |
33 |
420 |
|
|
Shale and siltstone, red; contains inclusions of fine-grained calcareous gray sandstone |
10 |
430 |
