PERMFILE41613

• Permit No: C1980004
• IBM Index Class Name: Permit File
• Doc Date: 5/13/2002
• Section_Exhibit Name: 4.4 SOILS
• Media Type: D
• Archive: No

4 ~ 36
4.4.3 SOIL SERIES DESCRIPTIONS
• GLENDIVE SERIES
The Glendive series consists of deep, medium textured, well-drained soils. These soils
formed in stratified alluvium. Elevation range is 5,250 to 5,450 feet. Annual precipitation is
about 10 inches. The mean annual soil temperature ranges from 40 ° to 47 ° F, and the frost
free period is 105 to 135 days. The vegetation is a greasewood • shrubland community.
The Glendive series is a member of the coarse-loamy, mixed (calcareous), frigid family of
Ustic Torrifluvents. A representative profile of Glendive sandy loam, sample point MC10 about
150 feet east and 2,105 feet north of the southwest comer of section 21, T 7 S. R 102 W. at
an elevation of 5,402 feet is
All 0 to 4 inches; pale brown (10 YR 6/3) sandy loam, brown (10 YR 5/3) moist; weak
thin platy parting to fine granular structure; soft, very friable, non sticky and
non plastic; calcareous; 1 to 3 percent gravels; many fine and very fine roots;
discontinuous peaty layer at 3 to 4 inches; bottom one inch is pink (7.5 YR 7/4); pH
7.6; abrupt wavy boundaries.
• A12 4 to 8 inches; light yellowish brown (10 YR 6/4) very fine sandy loam, brown (10 YR
5/3) moist; strong very thin platy structure; soft very friable, non-sticky and
non-plastic, calcareous; many fine and very fine roots, common medium roots;
bottom 1/4 inch is a thin platy clayey horizon; coal fragments throughout; pH 7.5;
clear wavy boundary.
C1 8 to 19 inches; pale brown (10 YR 6/3) very fine sandy loam, brown (10 YR 5/3)
moist; moderate thin platy parting to fine single grained structure; slightly hard, very
friable, non sticky and non-plastic, calcareous; common fine and very fine roots, few
medium and coarse roots; at about 16 inches occurs a thin (1 in.) clayey pinkish gray
(10 YR 6/2) layer; pH 7.6; clear wavy boundary.
C2 19 to 74 inches; variously colored (7.5 YR 7/4, 10 YR 6/3) stratified very fine sandy
loam and gravelly loamy sand, brown (10 YR 5/3) moist; massive structure slightly
hard to slightly soft, very friable, non-sticky and non-plastic, calcareous; common fine
and very fine roots, non-sticky and non•plastic, calcareous; few fine and very fine
• roots; top 3 to 4 inches is a pink (7.5 YR 7/4) loamy medium sand; at 34 inches is a
2 inch silty layer; other wavy horizons within; pH 8.0.
M~ Valume 1 4.29.96