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United States Department of Agriculture
Soil Conservation Service
in cooperation with
Colorado Agricultural Experiment Station
EXHIBIT
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WELD COUNTY, COLORADO, SOUTHERN PART 7
„ ,brief description of the soil profile. In each description, The acreage and proportionate extent of each map unit
j lil,the principal hazards and limitations are indicated, and are given in table 4, and additional information on proper-
it, le management concerns and practices needed are ties, limitations, capabilities, and potentials for many soil
,,iscussed. uses is given for each kind of soil in other tables in this
The map units on the detailed soil maps represent an survey. (See "Summary of tables.") Many of the terms
area on the landscape made up mostly of the soil or soils used in describing soils are defined in the Glossary.
y, for which the unit is named. Most of the delineations
,.shown on the detailed soil map are phases of soil series. Soil descriptions
N ° .1St Soils that have a profile that is almost alike make up a
l soil series. Except for allowable differences in texture of 1—Altvan loam, 0 to 1 percent. slopes. This is a deep,
),the surface layer or of the underlying substratum, all the well drained soil on terraces at elevations of 4,500 to 4,900
-"soils of a series have major horizons that are similar in feet. It formed in old alluvium deposited by the major
r -,composition, thickness, and arrangement in the profile. A rivers. Included in mapping are small areas of soils that
soil series commonly is named for a town or geographic show evidence of poor drainage. Also included are small,
feature near the place where a soil of that series was long and narrow areas of sand and gravel deposits.
r -•fust observed and mapped. Olney and Nunn, for example, Typically the surface layer of the Altvan soil is grayish
z are names of two soil series. brown loam about 10 inches thick. The subsoil is brown
-`:Soils of one series can differ in texture of the surface and light yellowish brown clay loam and sandy clay loam
ti, layer or in the underlying substratum and in slope, ero- about 15 inches thick. The substratum is calcareous loamy
'0'sion, stoniness, salinity, wetness, or other characteristics sand about 6 inches thick over gravelly sand.
that affect their use. On the basis of such differences, a Permeability and available .water capacity are
y soil series is divided into phases. The name of a soil phase moderate. The effective rooting depth is 20 to 40 inches.
.commonly indicates a feature that affects use or manage- Surface runoff is slow,and the erosion hazard is low.
d intent. For example, Obey fine sandy loam, 1 to 3 percent This soil is used almost entirely for irrigated~crops.,It
opes, is one of several phases within the Olney series. p commonly grown in the area, includ-
e •
' is suited to all crops
, , Some map units are made up of two or more dominant: ing corn, sugar beets, beano, alfalfa,small grain potatoes,
ds of soil. Such map units are called soil complexes and •and onions."An"example'of a suitable propping system is 3
10 differentiated groups.
pA soil complex consists of areas of two or more soils to ar beets, f alfalfa folio beans.�.corn corn for content
trx that are so intricately mixed or so small in size that they sugar beets, small gram, or beans.The high%clay content
` and the rapidly(permeable substratum slightly restrict
a ;not be shown separately on the soil map. Each area hi a°" ,
..tides some of each of the.;two or more dominant soils, some methods DS. tr't.;�! but: " " ,,;;„
ItIrtr 'd the pattern and proportion are somewhat similar in of: irrigation are. suitable,•but furrow„Ir.
areas. Midway-Shingle complex, 5 to 20 percent slopes, rigation is the most. common, (fig.am Proper,irrigation
an example. water management'is;essential. Barnyard;,manure,and,
An undi erentiated commercial fertilizer axe needed for top yields. lsti
a undifferentiated group is made up of two or more Windbreaks and environmental plantings of trees.and
that could be mapped individually but are mapped as shrubs commonly grown in the area are generally well
I ,ne unit because there is little value in separating them.
e pattern and proportion of the soils are not uniform. suited to' this soil. Cultivation to control competing
jNii _ vegetation -should be continued for as many years as
¢ "`area shown on the map has at least one of the -Boel possible following planting. Trees that are best suited and
s,„ t (named) soils or may have all of them. Loup-Boel
P ;i loamy sands, 0 to 3 percent slopes, is an undifferentiated have good survival are Rocky Mountain juniper, eastern
;group in this survey area. redcedar, ponderosa pine, Siberian elm, Russian-olive, and
• Most map units include small, scattered areas of soils hackberry. The shrubs best suited are skunkbush sumac,
'Sr~her than those that appear in the name of the map unit.ioi lilac, Siberian peashrub, and American plum.
ome of these soils have properties that differ substan- This soil can produce habitat elements that are highly
"°{' tially from those of the dominant soil or soils and thus suitable for openland wildlife, including pheasant, cotton-
ticould significantly affect use and management of the map tail, and mourning dove. Such crops as wheat, corn, and
init. These soils are described in the description of each alfalfa provide suitable habitat for openland wildlife,
p unit. Some of the more unusual or strongly contrast-
1, especially pheasant. Tree and shrub plantings and
soils that are included are identified by a special sym-
undisturbed nesting cover would enhance openland wil-
dlife populations.
Most mapped areas include places that have little or no This Altvan soil has fair to good potential for urban
material and support little or no vegetation. Such and recreational development. The chief limiting soil fea-
s are called miscellaneous areas; they are delineated tures for urban development are the shrink-swell poten-
ace
the soil map and given descriptive names. Rock out- tial of the subsoil as it wets and dries and the rapid
4$ m,Pis an example. Some of these areas are too small to permeability of the sand and gravel substratum. Septic
,µ „`delineated and are identified by a special symbol on tank absorption fields function properly, but in places the
e,9 'soil map. substratum does not contain enough fines to properly
lir
., *, a ;i 0 1i,Ls
w
,
6 SOIL SUR •' �: r
grown crops. Unless protected, they are subject to flood- pOn_ri ,, ri • ve good potential for
I ing. The potential is fair for development of wildlife up, , r �l•
1specific soils in this
habitat s r i l „.r .future land use pat-
12. Nunn-Dacono-Altvan ''"r' *x , • , , avorable that urban
Deep, level and nearly level, well drained loams and clay devel ,,,::: . dxtensive in the sur-
loams formed in alluvium vet. `-_a,tii, its-Bankard map unit
This level and nearly level map unit is on high terraces is onr+ ' ' v ponding are severe
lilnita r �" • `is wet and poorly
and alluvial fans throughout the survey area. It makes up drain 6 , subject to flooding
about 7 percent of the total acreage. About 45 percent is i r
Nunn soils, 15 percent is Dacono soils, 15 percent is Alt-
costly ;• . ‘: .. development can be
coati on. Alt ow soils in the Mid-
van soils, and 25 percent is soils of minor extent. way Shin ' , ., , i(q d-Terry units. Many
The soils in this map unit occupy the same relative parts of`th_.., r: i' ,;unit are moderately
positions on the landscape (fig. 3). Nunn soils have a loam m-=. feet below the sur-
or clay loam surface layer and a clay loam subsoil. Dacono •slolxng so . ka ; e•
foci., win 1 t! e . ',Co,.costly. The clayey
soils have a clay loam surface layer and subsoil. Altvan ,r,
soils have a loam surface layer and a sandy clay loam or soils of th:}lil,: . , ;. r;extent, the Nunn-
Dacono-Al4 is „ •ntial for urban
light clay loam subsoil. Dacono and Altvan soils have sand M
and gravel underlying material between depths of 20 and developme ir. . -swell potential and
40 inches. slow perm 011
Minor in this unit are the well drained Ascalon, Colom- In -• '`It) soils that can be
bo, and Olney soils
•
developed o 7 ,than can the soils
This map unit is. used mainly for irrigated cropland. just ulgttrl-;• a)Ite -kim-Otero unit,
the Jule"fir•ii:: 11ei4Vona-Osgood
The potential is only fair to poor for urban development nya•
The main limitations are shrink swell, low strength, and unit Thal O t i l ' �sser units are
excellent;f: r, a _- , Jiro not,be over-
slow permeability of the heavier clay,barns. The potential if-it;
is fair for the development of openland wildlife habitat, looked vi", ,-f. l`l .�• The soils in
the Valenti' , i, f�y,,.surface layer,
•
13. Julesburg-Bresser, AS' sxbut other rli i, ardevelopment.
The Wel i`s ,., Fri•lby Weld, units,
Deep, level and nearly level, well drained sandy foams identified : st i : rl 43 SMap, are ex-
formed in alluvium . `". cellent f ' r :' r iC' 'tidal for urban
This level and nearly 'level map":unit is on thee higher !• developmen V• : - +#`4d strength and
terraces along the South Platte River in the west-central a moderate a i • .'f
part of the survey area. It makes up about 1.5 percent of Early pots , 'Ii d suite to soils of
the total acreage. About 45 percent is Julesburg soils, 15 the Julesburg .. IM:r1:-
' -t,;�1"'sooila are well
percent is Bresser soils, and 40 percent is soils of minor drained, and they .t r :. ,rT.spring than the
extent. . heavier soils. ' 14,i4 'w
The soils in this map unit occupy the same relative The Aquolls-A',li,�(�-.-r• - "E'iL li,,an excellent
positions on the landscape. Julesburg soils have a sandy source of sand an 6I:< • + ' • •d" and gravel
loam surface layer and subsoil. Bresser soils have a sandy excavations in the r a' . '• . "i ; ' soils.`
loam surface layer and a sandy clay loam subsoil. `'
Minor in this unit are the well drained Otero and Obey Soil maps for' i:fl t' L 3110. rig- .
soils and the excessively drained Valent soils. fi
"
This map unit is used mainly for irrigated cropland.
1= i
The potential is good for urban development and fair for The map unite ;t ' -'� 4 title, io maps at the
openland wildlife habitat. back of this pubhca T i<1 1. ,li"' ,f soil in,the
p survey area The '. Wit aectioa The
descriptions together I - . c� a ' ireful in ,.
Broad land use considerations determining the po '?C' I. "'ti'T 'ng it for
food and fiber'p •: 'I., �' iu - d'use and
Deciding what land should be used for urban develop- developing soil reso rELI ' 'C' l'1,1-1 t Z`,ji protecting,
ment is an important issue in the survey area Each year and preserving the' Gl" 1,- ` 'tit'+ 4..0 i ation for
a considerable acreage is developed for urban use in each map unit, or so G ' . ,, i - _-Jt, µ"Uoe'and
•
Greeley and other cities and areas. The general soil map management of the so r° .u• •; '^
is most helpful in planning the general outline of urban Preceding the m ?f,,,0- ' ,, i ' 't >r,khx , I that
areas, but it cannot be used in selecting sites for specific � no
identifies the soil o Y { F `'4'44144. �"ach 'soil
urban structures. In general, the soils that have good description included?:sl-l≤- � r'! ' '-'!i& t$ aoil3and"a
44 h'''`
+,� "a.4,1
rn
4
100 SOIL SURVEY
TABLE 6.--BUILDING SITE DEVELOPMENT
[Some of the terms used in this table to describe restrictive soil features are defined in the Glossary. See
text for definitions of "slight," "moderate," and "severe." Absence of an entry means soil was not
rated]
Soil name and I Shallow Dwellings Dwellings Small Local roads
map symbol excavations without i with commercial and streets
basements ; basements buildings
1, 2 Severe: ;Moderate: ;Moderate: Moderate: Moderate:
Altvan cutbanks cave. I shrink-swell. ; shrink-swell. shrink-swell, shrink-swell,
' ' frost action.
3':
Aquolls Severe: ;Severe: ;Severe: Severe: Severe:
floods, I floods, I floods, floods, floods,
wetness. I wetness. I wetness. wetness, wetness,
' ' frost action.
;
Aquents Severe: Severe: ;Severe: Severe: Severe:
floods, floods, I floods, floods, floods,
wetness. wetness. I wetness. wetness, wetness,
I ' frost action.
4'; '
Aquolls ,Severe: ;Severe: ;Severe: Severe: Severe:
I floods, I floods, I floods,
floods, floods,
I wetness. ; wetness. ; wetness. wetness. wetness,
I ;
; I ' frost action.
I I
Aquepts Severe: ;Severe: ;Severe: Severe: Severe:
floods, , floods, I floods, floods, floods,
wetness. I wetness. , wetness, wetness. wetness, it'
' ' frost action. ' .
5 ; ' ;
,Slight ;Moderate: ;Moderate: Moderate: Moderate: :,'
Ascalon 4 - ' I low strength. ; low strength. low strength, frost action,
' I ' low strength
6, 7 ;Slight - ;Moderate: ;Moderate: Moderate: Moderate:
Ascalon I I low strength. I low strength. slope, frost action,
' ; low strength, low strength.
I III"
8, 9 Slight ;Moderate: :Moderate: Moderate: Moderate:
Ascalon I low strength. I low strength, low strength, frost action, {.4
' low strength. x`.
10 Severe: ;Severe: Severe: Severe: Severe:
Bankard cutbanks cave, I floods. floods, floods. floods.
floods. I
11, 12 Slight ;Slight Slight Slight Moderate: y Bresser
frost action.
13 Severe: Moderate: Moderate: Severe: Moderate:
Cascajo i cutbanks cave, slope. slope, slope. slope. .`
small stones. ,.K,
14, 15 Slight Slight Slight Slight .. Moderate: 44. i
Colby
low strength.
16,
17 Slight Slight Slight Moderate: Moderate:
Colby ; slope. low strength.
18':
Colby ;Slight Slight Slight Moderate: Moderate:
slope. low strength.
Adena ;Slight Moderate: Moderate: Moderate: Moderate:
low strength, low strength, low strength, low strength.
slope.
See footnote at end of table.
it*
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9906oV
104 SOIL SURVEY
TABLE 7.--SANITARY FACILITIES
[Some of the terms used in this table to describe restrictive soil features are defined in the Glossary. See ,
text for definitions of "slight," "moderate," "good," "fair," and other terms used to rate soils.
Absence of an entry means soil was not rated]
Soil name and Septic tank Sewage lagoon Trench Area Daily cover
map symbol absorption areas sanitary sanitary for landfill —4 '
fields landfill landfill.
t
1 , 2 i Slight Severe: Severe: Slight Fair:
Altvan seepage. seepage. thin layer.
3*: '4O
;, 4
Aquolls Severe: Severe: Severe: Severe: Poor: ,II
floods, floods, floods, wetness. wetness. 4,I
wetness. wetness, wetness.
Aquents Severe: Severe: Severe: Severe: Poor: 4�
floods, floods, floods, wetness, wetness. ,i
wetness. wetness. wetness.
4i:
Aquolls l l s , '•(
q Severe: Severe: Severe: Severe: Poor:
floods, floods, floods, wetness. wetness.
wetness, wetness. wetness.
Aquepts Severe: Severe: Severe: Severe: Poor:
floods, floods, floods, wetness. wetness.
wetness. wetness. wetness.
5, 6 Slight Severe: Severe: Severe: Good. f4i','x
Ascalon seepage. seepage. seepage. `:•
7 Slight Severe: Severe: Severe: Good. _ i
Ascalon slope, seepage. seepage.
seepage.
r'8,- 9 Slight Severe: Severe: Severe: Good. ! �'
Ascalon seepage. seepage. seepage. \
10 Severe: Severe: Severe: Severe: Fair: 4
Bankard floods. floods, floods, floods. too sandy. ''y
seepage. seepage.
\
11, 12 Slight Severe: Severe: Severe: Good.
Bresser seepage. seepage. seepage.
Fa.
.
13 Moderate: Severe: Severe: Severe: Poor: j •
' '
Cascajo slope. slope, seepage. seepage. small stones.
seepage,
small stones.
14, 15, 16 Slight Moderate: :Slight Slight Good.
Colby seepage.
•
17 Slight Severe: :Slight Slight Good.
Colby slope.
18':
Colby Slight Severe: :Slight Slight Good. A;
slope. ' I l'° '}
'
Adena Moderate: Moderate: ;Slight Slight Good. :il1$j
percs slowly. seepage,
slope.
19 Moderate: Severe: ;Moderate: Moderate: Good. `
Colombo floods. floods. i floods. floods.
20 Slight Moderate: Slight Slight Good.
Colombo slope,
seepage. =+asi'.
See footnote at end of table.
•
990&oV
741.14108 J. SOIL SURVEY
TABLE 8.--CONSTRUCTION MATERIALS
[Some of the terms used in this table to describe restrictive soil features are defined in the Glossary. See .,
text for definitions of "good," "fair," "poor," and "unsuited." Absence of an entry means soil was not ":''
rated]
Soil name and Roadfill Sand Gravel ' Topsoil
map symbol $ i;
;
1, 2 Good Fair: Fair: ;Fair: A'4
Altvan excess fines. excess fines, , thin layer. 04,
3*:
Aquolls Poor: Good Fair:
;Poor:
wetness,
excess fines. wetness.
frost action.
Aquepts Poor: Good Fair: ;Poor:
,O
wetness, excess fines. I wetness.
frost action.
t
;
4*: ,
Aquolls Poor: Unsuited Unsuited ;Poor:
wetness, I wetness.
frost action.
Aquepts Poor: ;Unsuited Unsuited ;Poor:
wetness, I I wetness.
frost action. $ "fv
5, 6: 7, 8, 9 Fair: IPoor: Unsuited :Good.
Ascalon low strength, I excess fines. ;
frost action, I
shrink-swell. I
.. . .;. . . 46,7
10 Fair: ;Fair: Unsuited Poor: .4:', 1'
Bankard .._ low strength. ; excess fines. , too sandy. ' '
11, 12 Fair: ;Poor: Unsuited ;Fair: ;�.1�!
Bresser frost action. I excess fines. I small stones. '44
13 Good Good Good Poor:
Cascajo small stones. 41r
14,14, 15, 16, 17 Fair: Unsuited Unsuited Good.
Colby low strength. , -•••
18*: I
Colby Fair: ;Unsuited Unsuited .- Good.
low strength. )1p�
7;
Adena Fair: ;Unsuited Unsuited Fair:
low strength. I too clayey.
19, 20 Fair: Unsuited Unsuited Fair:
Colombo low strength, too clayey.
frost action.
21 , 22 Good Good Good Fair:
Dacono
too clayey. 4; I
,
23, 24 Fair: Unsuited Unsuited Good.
Fort Collins low strength. I
i
25, 26 Fair: ;Unsuited Unsuited Good.
Haverson low strength. 1
27, 28 Poor: Unsuited Unsuited Poor:
Heldt shrink-swell, too clayey.
low strength.
See footnote at end of table.
..ELD COUNTY, COLORADO, SOUTHERN PAL 111
TABLE 9.--WATER MANAGEMENT s ,
[Some of the terms used in this table to describe restrictive soil features are defined in the Glossary. Absence
of an entry means soil was not evaluated] -
I
Soil name and I Pond I Embankments, : Drainage Irrigation Terraces Grassed
map symbol : reservoir : dikes, and : and waterways
areas I _ levees : diversions
1, 2 :Seepage :Thin layer Favorable :Favorable Rooting depth Rooting depth.
Altvan
Aquolls : :Floods, :Floods, Wetness--- Wetness.
: poor outlets. I wetness.
:
Aquents :Floods, :Floods, Wetness--. Wetness.
' poor outlets. : wetness.
Aquolls I :Floods, Floods, Wetness--. Wetness.
: poor outlets. wetness.
Aquepts : Floods, Floods, Wetness-- Wetness.
poor outlets. wetness.
e 5 Seepage, Piping, Slope Slope, Erodes easily, Erodes easily.
Ascalon slope. low strength. erodes easily. piping.
6 Seepage, Piping, Slope Slope, Erodes easily, Erodes easily,
Ascalon slope. low strength. erodes easily. . piping. slope. . .....
7 Seepage, Piping, Slope Slope, ,Erodes easily, Erodes easily,
Ascalon slope. low strength. erodes easily. : piping, slope.
, , slope a s .r^:-, .,
8 'Seepage, :Piping, Favorable Favorable , :Erodes easily, Erodes easily.
Ascalon I slope. I low strength. I piping.
:Seepage, :Piping, :Slope Slope,l Eroddeseasi,ly, Erodes easily.
Ascalon , slope. , low strength. , odes easily.
10 :Seepage :Piping, :Cutbanks cave, :Droughty, Erodes easily, Droughty,
Bankard ' : seepage, I floods, I .floods, piping. .... erodes easily.
I : erodes easily.: poor outlets. I seepage.
11 :Seepage 'Favorable Favorable :Droughty Erodes easily, Erodes easily.
Bresser : : piping.
12 :Seepage, :Favorable Slope Slope, Erodes easily, Erodes easily.
Bresser I slope. erodes easily. piping.
13 'Seepage, :Seepage Slope Slope, Complex slope, Droughty,
Cascajo I slope. droughty. piping, slope.
I too sandy.
14 Seepage Low strength, Favorable Favorable Favorable Favorable.
Colby piping.
15 Seepage Low strength, Favorable Favorable Favorable Slope,
Colby piping. erodes easily.
16, 17 Seepage Low strength, Slope Slope, Favorable Slope,
Colby piping. , erodes easily. erodes easily.
I
18': I
Colby Seepage Low strength, 'Slope Slope, Favorable Slope,
piping. erodes easily. erodes easily.
Adena Slope, Low strength, ;Slope, Slope, Slope, Slope,
seepage. piping. I percs slowly. percs slowly. piping. percs slowly.
19 Seepage Low strength, :Floods Favorable Erodes easily Erodes easily.
Colombo compressible. I
:
See footnote at end of table.
9ColooV
It
116 SOIL SURVEY
TABLE 10.--RECREATIONAL DEVELOPMENT
[Some of the terms used in this table to describe restrictive soil features are defined in the Glossary. See
k;
text for definitions of "slight," "moderate," and "severe." Absence of an entry means soil was not
rated]
T__ `L
Soil name and Camp areas Picnic areas Playgrounds Paths and trails i,
map symbol
1 Slight Slight Slight Slight.
Altvan
I
r'i
Slight Slight Moderate: - Slight.
Altvan slope.
3•:
Aquolls Severe: Severe: Severe: Severe:
wetness, wetness, wetness, wetness,
floods. floods. floods. floods.
Aquents Severe: ,Severe: Severe: Severe:
wetness, I wetness, wetness, wetness,
floods. I floods. floods, floods. k.
4i:
Aquolls Severe: :Severe: Severe: • Severe:
wetness, I wetness, wetness, wetness,
floods. , floods. floods. floods. 'rs
Aquepts Severe: :Severe: Severe: Severe: v
wetness, I wetness, wetness, wetness, *,
floods. I floods. floods. floods. °•
5, 6 Slight !Slight !Moderate: . Slight. }
Ascalon : I slope.
7 Slight :Slight Severe: Slight.
Ascalon slope.
8 Slight Slight Slight Slight.
Ascalon
tl
9 :Slight Slight Moderate: Slight. +°�`
Ascalon I slope.
10 :Severe: Moderate: Severe: Slight. 3
Bankard : floods. floods, floods.
too sandy.
11 :Slight Slight Slight Slight. 84
Bresser :
1 ,,
: qj
12 :Slight Slight :Moderate: Slight. "`,1„
Bresser _ I slope.
13 :Moderate: Moderate: :Severe: Moderate:
Cascajo I slope, slope, : slope, small stones.
: small stones. small stones. : small stones.
14 ,Moderate: Moderate: ,Moderate: Moderate:
Colby I dusty. dusty. : dusty. dusty. .M
15, 16 :Moderate: Moderate: :Moderate: Moderate:
Colby I dusty. dusty, : slope, dusty.
: dusty. tt/3.
17 ;Moderate: Moderate: :Severe: Moderate:
Colby I dusty. dusty. I slope. dusty.
184:
Colby+ :Moderate: Moderate: :Severe: Moderate:
I dusty. dusty. I slope. dusty.
See footnote at end of table.
I
1
124 SOIL SURVEY
TABLE 12.--ENGINEERING PROPERTIES AND CLASSIFICATIONS
[The symbol < means less than; > means greater than. Absence of an entry means data were not estimated]
Classification Frag- 1 Percentage passing
Soil name and Depth! USDA texture
map symbol ments , sieve number--
Unified AASHTO > Liquid Plas-
In inches; 4 ; 10 ' limit ticity
Pet 40 1 200 index
I — Pet
1, 2 0-10 Loam CL-ML A-4 0 90-100185-100 60-95 Altvan 10-25 Clay loam, loam CL A-6, A-7 ,70-80 20-30 5-10
25-60 Sand and 0 75-950170-100 25-350170-10 i 35-50- 1 NP25
gravel SP, SP-SM A-1 0 75-95 170-90 25-35 0-10
3•: --- NP
Aquolls 0-48 Variable ___ 1
48-50 Sand, gravelly -- 0-' _-- 0--SP, SP-SM A-1 1 0-10 60-90 ;50-70 30-50 0-10 ---_-- NP
sand.
Aquents p_ 1 1 ' 1
48 Variable _ __ 1 '
'
48-60 Sand andgravel SP, 0-- 0-- 1 0-- --- _
4*
. SP-SM A-1 0-10 60-90 ,50-70 30-50 1 0-10 --- NP
Aquolls 0-60 Variable I ,
---
q ue pts 0-60 Variable ___ I '
-__
___ ___
5, 6, 7 0-8 Sandy loam SM A-2 A-4
Ascalon 8-18 Sandy clay loam SC, CL ,A-6 0 95-100190-100 70-95 125-50 i 15-25 NP-5
18-60 Sandy loam, SC,i 0 '95-100 90-100 80-100140-55 120-40 , 10-20
sandy clay I SM-SC, A-4, A-6 0 195-100 95-100 75-95 135-65 120-40 1 5-15
loam, fine CL, 1 I I
sandy loam. CL-ML I I
f
1 1 I 1
8, 9 0-8 Loam SM A-2, A-4 0 I,
Ascalon 8-18 Sandy clay loam SC, CL A-6 0 95-100 90-10070-95 125-50 115-25 1 NP-5
95-100 90-100 80-100140-55 120-40 , 10-20 .
A-6 0 95-100 95-100 75-95 35-65 i 20-40 i 5-15 ≥`
18-60 Sandy loam, SC, A-4,
sandy clay SM-SC,
loam, fine CL,
sandy loam. - CL-ML f I
D f 1
0-4 Sandy loam SM A-2, A-4 0 95-100 90-100 60-70 130-40
Bankard 4-60 Fine sand, sand, SP-SM, 0-5 SM A-2, I --- NP
gravelly sand. , A-3, 70-100 60-100 40-70 f 5-25 i ---
NP
A-1
1 I 1
11 , 2 I
0-16 Sandy loam SM A-1, A-2 0 '
Dresser 16-25 Sandy clay loam SC 195-100 75-100135-50 X20-35 f 15-25 NP-5
A-2, 0 195-100 75-100150-70 30-50 , 30-55 10-25
A-6, I
A-7
25-30 Sandy loam, SC, SM-SC A-2, '
coarse sandy A-1 0 ,90-100,60-100130-60 20-30 i 25-35 5-15
loam, gravelly
sandy loam. f
30-60 Loamy coarse SP-SC A-2, A-1 0-5 180-100135-85
sand, gravelly 120-50 5-10 20-30 5-10
loamy sand, ' I
very gravelly ' '
loamy sand. ' I i
I
13 0-9 Gravelly sandy GM A-1, A-2, 0-15 150-
Cascajo loam. i 65 150-60 15-40 10-35 --- NP
9-31 Very gravelly GP-GM, A-1 i 0-15 115-50 115-50 5-30 a z';
sandy loam, GP, GM , 0-20 , --- NP
very gravelly 1 1 1 �' f
loamy sand, f "' l,.i
very gravelly
and. ' Ixt
31-60 Very gravelly GP, SP, IA-1 I 1 r""
s
loamy sand, GP-GM, 1 0-15 110-60 10-60 5-30 i 0-10 1 --- NP
very gravelly SP-SM
sand, gravelly 1 ' ' ' i ri
sand. I 1 1
i 1 1
,
See footnote at end of table.
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