HomeMy WebLinkAbout20000978.tiff I
soil survey of
Weld County, Colorado
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Southern Part r
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United States Department of Agriculture
Soil Conservation Service
in cooperation with
Colorado Agricultural Experiment Station
2000-0978
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4 SOIL SURVEY
tial for urban development is only fair to poor. The main This nearly level to moderately sloping map unit is
limitations are moderate to high shrink swell, low plains and alluvial fans throughout the survey area.
strength, and slow permeability. The potential is fair for makes up about 23.5 percent of the total acreage. Abo
development of openland wildlife habitat. 35 percent is Olney soils, 20 percent is Kim soils, 15 pc
cent is Otero soils, and 30 percent is soils of minor exter
3. Weld-Colby The soils in this map unit occupy the same relati
Deep, nearly level to moderately sloping, well drained positions on the landscape (fig. 2). Olney soils have
[Dams formed in calcareous eolian deposits loamy sand or sandy loam surface layer and a sandy cl
loam subsoil. Kim soils have a loam surface layer a
This nearly level to moderately sloping map unit is on
loam and fine sandy loam underlying material. Otero so
plains mainly in the southeastern part of the survey area.
One small area is in the west-central part. The unit makes have a sandy loam surface layer and fine sandy loam u
up about 10 percent of the total acreage. About 50 per- derlying material.
cent is Weld soils, 35 percent is Colby soils, and 15 per- Minor in this unit are the well drained Ascalon, Nelsc
cent is soils of minor extent. Thedalund, and Vona soils.
Weld soils occupy the broad nearly level areas. Colby This map unit is used for irrigated and nonirrigat
soils occupy the steeper side slopes. Weld soils have a cropland and for rangeland. The potential is good f
loam surface layer and a clay and clay loam subsoil. Colby urban development and fair for wildlife habitat..
soils have a loam surface layer and silt loam underlying 6. Otero-Thedalund-Nelson
material.
Minor in this unit are the well drained Adena and Kim Deep and moderately deep, nearly level to moderate
soils. sloping, well drained sandy barges and clay loan
This map unit is used mainly for cropland. About 65 formed in alluvium and eolian deposits and in residuu
percent is nonirrigated. Winter wheat is the principal from shale and sandstone
crop. If irrigated, the soils are well suited to all commonly This nearly level to moderately sloping map unit is
grown crops. The potential is fair for development of
openland wildlife habitat. plains in the north-central part of the survey area.
makes up about 3 percent of the total acreage. About
4. Wiley-Colby-Weld percent is Otero soils, 25 percent is Thedalund soils,
Deep, nearly level to moderately sloping, percent is Nelson soils, and 15 percent is soils of min
p ng, well drained silt extent.
loans and loans formed in calcareous eolian deposits Otero soils are on the nearly level or smoother si
This nearly level to moderately sloping map unit is on slopes. Thedalund and Nelson soils are intermingled a
plains in the west-central and southwestern parts of the are on the steeper side slopes. Otero soils have a san.
survey area. It makes up about 5.5 percent of the total loam surface layer and fine sandy loam underlyi.
acreage. About 30 percent is Wiley soils, 30 percent is material. Thedalund soils have a loam surface layer a
Colby soils, 15 percent is Weld soils, and 25 percent is underlying material. Shale is between depths of 20 and
soils of minor extent. inches. Nelson soils have a fine sandy loam surface lay
Wiley and Colby soils form an intermingled complex and underlying material. Sandstone is between 20 and
pattern on the steeper side slopes. Weld soils are along inches.
the narrow ridgetops and on the nearly level side slopes. Minor in this unit are the well drained Kin, Renoh
Wiley soils have a silt loam surface layer and a silty clay Terry, and Vona soils.
loam subsoil. Colby soils have a loam surface layer and This map unit is used mainly for irrigated cropland. S
silt loam underlying material. Weld soils have a loam sur- depth is the main limitation in farming and urb
face layer and a clay loam subsoil. development. The potential is fair for development
Minor in this unit are the moderately well drained openland wildlife habitat.
Heldt soils and the well drained Nunn and Ulm soils.
This map unit is used mainly for cropland. About 70 7. Tassel-Thedalund-Terry
percent is irrigated and is well suited to all commonly
Shallow to moderately deep, gently sloping to strong
grown crops. In nonirrigated areas, winter wheat is the
principal crop. The potential is fair for urban develop- slopi ng, well drained sandy [Dams to clay barns form
ment. Moderately slow permeability is the main limita- in residuum from sandstone and shale
tion. The potential is also fair for development of open- This gently sloping to strongly sloping map unit is
land wildlife. the western part of the survey area, adjacent to and
eluding the sandstone breaks along some of the ma,
5. Olney-Kim-Otero streams. It makes up about 1 percent of the total acreal
Deep, nearly level to moderately sloping, well drained About 50 percent is Tassel soils, 20 percent is Thedalu
sandy loans and [Dams formed in mixed alluvium and soils, 20 percent is Terry soils, and 10 percent is soils
eolian deposits minor extent.
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