2008-03-03_PERMIT FILE - C2006085 ‎(13)‎

• Permit No: C2006085
• IBM Index Class Name: Permit File
• Doc Date: 3/3/2008
• Doc Name: NRCS Soil Descriptions
• Section_Exhibit Name: Exhibit I
• Media Type: D
• Archive: No

Utticial Jenes llescnption - ~'1' t;ULL1NJ 5enes
LOCATION FORT COLLINS
Established Series
Rev. GB/LLC
11/2005
CO+MT WY
FORT COLLINS SERIES
rage 1 or 4
The Fort Collins series consists of very deep, well drained soils that formed in mixed eolian sediments
and alluvium. Fort Collins soils are on terraces, hills, plains, and alluvial fans and have slopes of 0 to 10
percent. The mean annual precipitation is about 38 centimeters (5 inches) and the mean annual
temperature is about 8 degrees C. (47 degrees F.)
TAXONOMIC CLASS: Fine-loamy, mined, superactive, mesic Aridic Haplustalfs
TYPICAL PEDON: Fort Collins loam -grassland. (Colors are for dry soil unless otherwise noted).
A--O to 13 centimeters (0 to 5 inches); light brownish gray (lOYR 6/2) loam, dark grayish brown (lOYR
4/2) moist; moderate fine granular structure; soft, very friable; neutral (pH 7.2); clear smooth boundary.
(8 to ] 5 centimeters (3 to 6 inches) thick)
BA--13 to 20 centimeters (5 to 8 inches); light brownish gray (lOYR 6/2) loam, dark grayish brown
(lOYR 4f2}moist; moderate fine subanguSar blocky structure parting to fine granular; harts, very friable;
few faint clay films on faces of peds; neutral (pH 7.2); clear smooth boundary. (8 to 10 centimeters (3 to
4 inches) thick)
Bt--20 to 46 centimeters (8 to 18 inches); brown (lOYR 5/3) heavy loam, brown (lOYR 4/3) moist;
moderate medium prismatic structure parting to moderate fine subangular blocks; very hard, very
friable; common distinct clay films on faces of peds, and as coatings in root channels and pores; slightly
alkaline (pH 7.6); gradual smooth boundary. (13 to 30 centimeters (5 to 12 inches) thick)
BCk--46 to 61 centimeters (18 to 24 inches); pale brown {lOYR 6~3) loam, brow~t (lOYR 5/3) moist;
weak medium subangular blocky structure; hard, very friable; few faint clay films on faces of peds; few
faint clay films in some root channels; some visible secondary calcium carbonate occurring mostly as
concretions; strongly effervescent; moderately alkaline (pH 8.0); gradual smooth boundary. (10 to 25
centimeters (4 to 10 inches) thick)
Ck--61 to 152 centimeters (24 to 60 inches); pale brown (lOYR 6/3) loam, brown (lOYR 5/3) moist;
massive; hard, very friable; visible calcium carbonate occumng as concretions and in thin seams and
streaks; violently effervescent; moderately alkaline (pH 8.2); gradual smooth boundary.
TYPE LOCATION: Larimer County, Colorado; approximately 1 block north of LaPorte Avenue on
North Shields Street, and 152 meters (500 feet) west of North Shields Street in Sec. 11, T. 7 N., R. 59
W.
RANGE IN CHARACTERISTICS:
Mean annual soil temperature: 8 to 13 degrees C. (47 to 55 degrees F.)
http://ortho.ftw.nres.usda.gov/cgi-bin/osd/osdname.cgi?-P 1/27/2006