Laserfiche WebLink
a <br />N <br />N <br />gm <br />R <br />i <br />0 <br />0 <br />fV <br />U <br />E <br />N <br />:IY <br />SOILS INFORMATION <br />3 - Aquolls and Aquepts, gravelley substratum. This nearly level <br />map unit is on bottom lands and floodplains the <br />The potential native vegetation is dominated by switchgross, indiongross, <br />Wildlife is an important secondary use of this soil. F <br />of all major <br />streams in the survey area. Aquolls, which have a dark colored <br />Oft . <br />\� <br />surface layer, make up about 60 percent of the unit. Aquepts, <br />groma. Much of this range site includes other soils and vegetation in such <br />1 <br />t <br />I <br />i <br />I <br />35 percent. About 5 percent is Aquepts and Bankard sandy loam. <br />production ranges from 2,500 pounds per acre in favorable years to 1,500 <br />for habitat development, especially in areas of intensive oc <br />P P Y <br />I <br />pounds in unfavorable years. As range condition pounds in pounds in mid <br />:IY <br />LEGEND <br />A <br />7s <br />rE <br />41 <br />,7 <br />fa ' <br />— 1 <br />1 i <br />, <br />FEMA 100 -YEAR ESTIMATED <br />FLOOD PLAIN <br />EXISTING FLOODED PITS <br />41 <br />n <br />48 <br />47 <br />1 2 C'- <br />r � <br />4 <br />47 <br />{t I� 7 % 7 ;� � % 9 <br />7 _ <br />7 77 ri <br />} i t <br />II l 1 � 1f <br />, I j <br />42 <br />78 I /a. / ) <br />83 ' <br />, <br />42 42 <br />3 <br />1 I i <br />78 <br />10 is <br />m <br />411 <br />I <br />A <br />W <br />7p0677x40PEMT M8 , <br />FFEYWOUSLYPOWIRD) <br />4 <br />-,, 47 <br />m <br />43 <br />Is <br />Z_IL -- <br />(CITY OF <br />io <br />I 13 <br />17 <br />4 <br />r n <br />I 78 <br />75 14 <br />8 <br />47 <br />-- -- i ` 5 4 <br />10 <br />Il <br />4 t // 10 <br />4 <br />10 <br />1 <br />4 <br />I <br />7_— — <br />TULL <br />4 10 <br />16 <br />to <br />C° SOIL TYPE <br />PROJECT PROPERTY <br />BOUNDARY <br />F7 <br />4 <br />SOILS INFORMATION <br />3 - Aquolls and Aquepts, gravelley substratum. This nearly level <br />map unit is on bottom lands and floodplains the <br />The potential native vegetation is dominated by switchgross, indiongross, <br />Wildlife is an important secondary use of this soil. F <br />of all major <br />streams in the survey area. Aquolls, which have a dark colored <br />Oft . <br />\� <br />surface layer, make up about 60 percent of the unit. Aquepts, <br />groma. Much of this range site includes other soils and vegetation in such <br />1 <br />which have a lighter colored surface layer, make up about <br />a complex pattern that it is difficult to map them separately. Potential <br />undisturbed nesting cover is essential and should be incluc <br />35 percent. About 5 percent is Aquepts and Bankard sandy loam. <br />production ranges from 2,500 pounds per acre in favorable years to 1,500 <br />for habitat development, especially in areas of intensive oc <br />P P Y <br />These ore deep, poorly drained soils that formed in <br />pounds in unfavorable years. As range condition pounds in pounds in mid <br />i <br />I <br />grasses decrease; blue grama, sand dro pseed, and fortis increase; and <br />r <br />soils have mottled, mildly to moderately alkaline loamy or <br />i <br />I <br />rr <br />LEGEND <br />A <br />7s <br />rE <br />41 <br />,7 <br />fa ' <br />— 1 <br />1 i <br />, <br />FEMA 100 -YEAR ESTIMATED <br />FLOOD PLAIN <br />EXISTING FLOODED PITS <br />41 <br />n <br />48 <br />47 <br />1 2 C'- <br />r � <br />4 <br />47 <br />{t I� 7 % 7 ;� � % 9 <br />7 _ <br />7 77 ri <br />} i t <br />II l 1 � 1f <br />, I j <br />42 <br />78 I /a. / ) <br />83 ' <br />, <br />42 42 <br />3 <br />1 I i <br />78 <br />10 is <br />m <br />411 <br />I <br />A <br />W <br />7p0677x40PEMT M8 , <br />FFEYWOUSLYPOWIRD) <br />4 <br />-,, 47 <br />m <br />43 <br />Is <br />Z_IL -- <br />(CITY OF <br />io <br />I 13 <br />17 <br />4 <br />r n <br />I 78 <br />75 14 <br />8 <br />47 <br />-- -- i ` 5 4 <br />10 <br />Il <br />4 t // 10 <br />4 <br />10 <br />1 <br />4 <br />I <br />7_— — <br />TULL <br />4 10 <br />16 <br />to <br />C° SOIL TYPE <br />PROJECT PROPERTY <br />BOUNDARY <br />F7 <br />4 <br />_ ENGINEER <br />REVIEY(33).\71N0,\lW,PR0VE0 BY: <br />N = �oPO EnyG1srF,''y <br />0 1000 2000 °w4og�rr�t9;L fx'' -° <br />SCALE IN FEET <br />ENGINEER <br />Class:, Permit <br />_Se_ction x1i'Nt: _ <br />: _ _._._._._ ._.-- _._._._._._.- .- .- ._. <br />Class O Revision <br />TypelS_eq: _ <br />Class: O Report O Hydra []General <br />Doc Type: <br />[]Application (Coal only) O Bond [] Enforcement ❑Inspection <br />PREPARED FOR: � PREPARED BY: SRK Consulting <br />CAMAS Engineers end Scient/sts <br />COLORADO <br />No. DESCRIPTION BY DATE TITLE: SCALE: I' = 1000• <br />A ISSUED DRAFT FOR CLIENT REVIEW LHM 08A0 DRAWING No.: <br />B REVISIONS PER CLIENT REvIEw LFiM 0gp0 <br />DISTRIBUTION OF SOILS EXHIBIT C.2 <br />LONGMONT DISTEL OPERATIONS B <br />PROJECT No.: 54202 REVISION <br />W SOILS SCS SURVEY WELD COUNTY, SOUTHERN PART, 1980 DESIGNED LHM 08/00 <br />wFLOOD PLAIN FEMA FLOOD INSURANCE RATE MAP, PANEL 850 DRAWN MJC 08/00 <br />M TOPOGRAPHY 1997USGSQUADANDWOOAIRPHOTO CHECKED MEH 08/00 <br />APPROVED 08/00 <br />APPROVED <br />IIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIII <br />SOILS INFORMATION <br />3 - Aquolls and Aquepts, gravelley substratum. This nearly level <br />map unit is on bottom lands and floodplains the <br />The potential native vegetation is dominated by switchgross, indiongross, <br />Wildlife is an important secondary use of this soil. F <br />of all major <br />streams in the survey area. Aquolls, which have a dark colored <br />sand bluestem, sand reedgrass, sideoats groma, needleondthread, and blue <br />pheasant, mourning dove, and many nongame species con <br />surface layer, make up about 60 percent of the unit. Aquepts, <br />groma. Much of this range site includes other soils and vegetation in such <br />by establishing areas for nesting and escape cover. For pl <br />which have a lighter colored surface layer, make up about <br />a complex pattern that it is difficult to map them separately. Potential <br />undisturbed nesting cover is essential and should be incluc <br />35 percent. About 5 percent is Aquepts and Bankard sandy loam. <br />production ranges from 2,500 pounds per acre in favorable years to 1,500 <br />for habitat development, especially in areas of intensive oc <br />P P Y <br />These ore deep, poorly drained soils that formed in <br />pounds in unfavorable years. As range condition pounds in pounds in mid <br />This soil has good potential for urban and recreatiol <br />recent alluvium. No one pedon is typical. Commonly the <br />grasses decrease; blue grama, sand dro pseed, and fortis increase; and <br />Lawns, shrubs, and trees grow well. The only limiting featt, <br />soils have mottled, mildly to moderately alkaline loamy or <br />forage production drops. Undesirable weeds and annuals invade the site <br />permeability in the substratum, which causes a hazard of <br />clayey surface layer and underlying material and are underlain <br />as range condition becomes <br />contamination from sewage lagoons. Capability subclass Its <br />by sand or sand and gravel within 48 inches. In places they have <br />poorer. <br />a gleyed layer in the underlying material, <br />Management of vegetation should be based on taking half and leaving <br />76 - Vona sandy loam, 1 to 3 percent slopes. This is a <br />Most of the acreage is subject to flooding. The water <br />half of the total annual production. Seeding is desirable only in areas <br />deep, well drained soil on plains and high terraces at <br />table is at or near the surface early in spring and recedes <br />large enough to interseed or to prepare a seedbed. Switchgrass, sand <br />elevations of 4,600 to 5,200 feet. It formed in <br />to as deep as 48 inches late in fall in some years. <br />bluestem, sand reedgrass, sideoats groma, little bluestem, blue groma, <br />eolion and <br />alluvial deposits. Included in mapping are some leveled <br />These soils are used for rangeland and wildlife habitat. <br />pubescent wheatgrass, and imtermediote wheatgrass are suitable for seeding. <br />areas. Also included are some small areas of soils that hr <br />Some small areas hove been reclaimed by major drainage and <br />This soil can be seeded by using an interseeder or a firm, clean sorghum <br />a loamy substratum and areas of soils that are noncalcer <br />leveling and are used for irrigated crops. <br />The potential native vegetation is dominated be alkali <br />stubble. A grass drill is required. Seeding early in spring has proven <br />to a depth of 60 inches. <br />sacaton, switchgrass, and western wheotgrass. Soltgross, sedge, <br />successful. <br />Typically the surface layer of this Vona soil is <br />rush, and alkali bluegrass are also prominent. Potential <br />The soil is generally not suited to the establishment and growth of <br />grayish brown sandy loom about 10 inches thick. The <br />substratum to a depth 60 inches is <br />production ranges from 3,000 pounds per acre in favorable <br />trees and shrubs. Onsite investigation is needed to determine feasibility <br />of sandy loam. <br />Permeability is moderately rapid. Available water <br />years to 2,000 pounds per acre in unfavorable a ran ears. As <br />Y 9 <br />and possible tree and shrub species. <br />capacity is moderate. The effective rooting depth is 60 <br />condition deteriorates, the switchgrass, alkali sacaton, and <br />Wildlife is an important secondary use of this soil. The cropland <br />inches or more. Surface runoff is slow, and the erosion <br />western wheatgrass decrease and soltgrass, sedge, and rush increase. <br />areas provide favorable habitat for ring- necked pheasant and mourning <br />hazard is low. <br />Management g t of vegetation should be boxed on taking half <br />dove. Many nongame species can be attracted by establishing areas for <br />In irrigated areas this soil is suited to all crops <br />and leaving half of the total annual production. Seeding is difficult <br />and costly because numerous tillage required to <br />nesting and escape cover. For pheasants, undisturbed nesting cover is <br />commonly grown in the area, including corn, sugar beets, <br />practices are <br />eliminate the soltgrass sod. A grass drill should be used. Seeding <br />essential and should be included in plans for habitat development, especially <br />beans, alfalfa, small grain, and onions. An example of a <br />early in spring has proven most successful. <br />in areas of intensive agriculture. Rangeland wildlife, for example, deer and <br />suitable cropping system is 3 to 4 years of alfalfa followe <br />by corn, corn for <br />Wetland wildlife, especially waterfowl, utilize this unit. The <br />antelope, can be attracted by managing livestock grazing and reseeding <br />sileage, sugar beets, small grain, or be( <br />Land leveling, ditch lining, and installing pipelines are <br />wetland plants provide nesting and cover, as well as some food. <br />where needed. <br />needed for proper water applications. <br />The nearby irrigated cropland, where wildlife obtain much of <br />This soil is not suited to urban or recreational development because <br />All methods of irrigation are suitable, but furrow <br />their food and find protective cover, makes this unit valuable <br />of the flood hazard. Capability subclass IVw irrigated, Vlw nonirrigated; <br />irrigation is the most common. Barnyard manure and <br />to both wetland and openland wildlife. <br />Sandy Bottom land range site. <br />commercial fertilizer are needed for top yields. <br />Openland wildlife, especially pheasant, use this unit for cover <br />Windbreaks and environmental plantings are <br />and nesting. Deer find excellent cover in some areas. <br />generally suited to this soil. Soil blowing, the principal <br />These valuable wildlife areas should be protected from fire <br />fenced <br />46 - Olney fine sandy loom, 0 to 1 percent slopes. This is <br />hazard In planting trees and shrubs, can be controlled by <br />and to prevent encroachment and overuse by livestock. <br />They should not be drained. <br />a deep, well drained soil on smooth plains at elevations of <br />cultivating only in the tree row and by leaving a strip of <br />These soils have good potential as a source of sand <br />4,600 to 5,200 feet, It formed in mixed outwash deposits, <br />vegetation between the rows. Supplemental irrigation may <br />and <br />gravel. Capability subclass Vlw; Slot Meadow range <br />Included in mopping area are small areas of soils that have <br />be needed of the time of planting and during dry periods. <br />site. <br />a dark surface layer and some small leveled areas. <br />Trees that are best suited and have good survival are Roc <br />Typically the surface layer of this Olney soils is <br />Mountain juniper, eastern redcedar, ponderoso pine, Siberia <br />4 - Aquolls and Aquepts, flooded. This nearly level mop <br />grayish brown fine sandy loam about 10 inches thick. The <br />elm, Russian olive, and hackberry. The shrubs best suited <br />unit is in depressions in smooth plains and along the bottoms <br />subsoil is yellowish brown and very pale brown sandy clay <br />are skunkbush sumac, lilac, and Siberian peashrub. <br />of natural drainage ways throughout the survey area. <br />loam about 15 inches thick. The substratum to a depth of <br />Wildlife is an important secondary use of this soil. <br />The <br />Aquolls, which have a dark colored surface layer, make up <br />60 inches is very pale brown, calcereous fine sandy loom. <br />cropland areas provide favorable habitat for ring -neck <br />about 55 percent of the unit. Aquepts, which have a lighter <br />Permeability and available water capacity are <br />pheasant and mourning dove. Many nongame species can <br />colored surface layer, make up about 25 percent. About 20 <br />moderate. The effective rooting depth is 60 inches or more. <br />be attracted by establishing areas for nesting and escape <br />percent is soils that are well drained and soils that have <br />Surface runoff is slow, and the erosion hazard is low. <br />cover. For pheasants, undisturbed nesting cover is essentic <br />sandstone or shale within 48 inches of the surface. <br />This soil is used almost entirely for irrigated crops. <br />and should be included in plans for habitat development, <br />These are deep, poorly drained soils that formed in <br />It is suited to all crops commonly grown in the area, <br />especially in areas of intensive agriculture. Rangeland <br />recent alluvium. No one pedon is typical. Commonly the <br />including corn, sugar beets, beans, alfalfa, small grain, <br />wildlife, for example, the pronghorn antelope, can be <br />soils have mottled, mildly to moderately alkaline loamy or <br />potatoes, and onions. An example of a suitable cropping <br />attracted by developing livestock watering facilities, <br />clayey surface layer and underlying material that extends to <br />system is 3 to 4 years of alfalfa followed by corn, corn for <br />managing livestock grazing, and reseeding where needed. <br />a depth of 60 inches or more. In places they have a gleyed <br />sileage, sugar beets, small grain, or beans. Few conservation <br />This soil has good potential for urban and <br />layer in the underlying material. <br />practices are needed to maintain top yields. <br />recreational development. Lawns, shrubs, and trees grow <br />Most the acreage is subject to excessive runoff. <br />All methods of irrigation are suitable, but furrow <br />well. The only limiting feature is the rapid permeability in <br />the <br />The water table at or near the surface in spring and during <br />irrigation is the most common. Barnyard manure and commercial <br />substratum, which causes a hazard of groundwater <br />the peak irrigation season. <br />fertilizer are needed for top yields. <br />contamination from sewage lagoons. Capability subclass Ile <br />These a soils are used for rangeland and wildlife habitat. <br />Windbreaks and environmental plantings aregenerally suited to this <br />irrigated; IVe nonirrigated; Sandy Pines range site. <br />Some small areas are irrigated pasture. <br />soil. Soil blowing, the principal hazard in planting trees and shrubs, can <br />The potential native vegetation is dominated by <br />be controlled by cultivating only in the tree row and by leaving a strip <br />switchgrass, prairie cordgross, saltgrass, alkali socation, big <br />of vegetation between the rows. Supplemental irrigation may be needed <br />bluestem, indiongross, western wheatgrass, slender <br />at the time of planting and during dry periods. Trees that are best suited <br />wheatgrass, sedge, and rush. Cattails and bullrush grow in the <br />and have good survival are Rocky Mountain juniper, eastern redcedar, <br />swampy spots associated with these range sites. Potential <br />ponderosa pine, Siberian elm, Russian olive, and hackberry. The shrubs <br />production ranges from 4,000 pounds per acre in favorable <br />best suited are skunkbush sumac, lilac, and Siberian peashrub. <br />years to 3,000 pounds in unfavorable years. As range <br />condition deteriorates, the tall and mid grasses decrease, <br />Wildlife is an important secondary use of this soil. The cropland <br />production drops, and soltgrass, sedge, and rush increase. <br />areas provide favorable habitat for ring- necked pheasant and mourning <br />The farming and irrigation in adjacent areas has increased <br />dove. Many nongame species can be attracted by establishing areas for <br />the amount of salts on much of the acreage. <br />nesting and escape cover. For pheasants, undisturbed nesting over is <br />Management of vegetation on this soil should <br />essential and should be included in plans for habitat development, is the <br />based on taking half and leaving half of the total annual <br />moderately especially in areas of intensive agriculture. <br />production. Switchgrass, big bluestem, indiongross, western <br />Rapid expansion of Greeley and the surrounding area has resulted <br />wheatgrass, pubescent wheatgrass, intermediate wheatgrass, <br />in urbanization of much of this Olney soil. This soil has good potential <br />tall wheotgrass, and tall fescue are suitable for seeding. The <br />for urban and recreational development. The only limiting feature is the <br />plants selected should meet the seasonal requirements of <br />moderately rapid permeability in the substratum, which causes a hazard <br />livestock. For successful seeding, a firm prepared seedbed is <br />of ground water contamination from sewage lagoons. Lawns, shrubs, <br />needed. A grass drill should be used. Seeding early in <br />and trees grow well. Capability class I irrigated. <br />spring has proven most successful. Tillage is needed to <br />eliminate the undesirable vegetation. <br />Wetland wildlife, especially waterfowl, utilize this <br />75 - Vona sandy loam, 0 to 1 percent slopes. This is a <br />unit. The wetland plants provide nesting and protective <br />deep, well drained soil on high terraces and high terraces at <br />cover as well as some food. The nearby irrigated cropland, <br />elevations of 4,650 to 4,950 feet. It formed in alluvial deposits. <br />where wildlife obtain much of their food and find protective <br />Included in mapping are some leveled areas of soil that have <br />cover, makes this unit valuable to both wetland and openland <br />a loamy substratum. <br />wildlife. <br />Typically the surface layer of this Vona soil is grayish brown <br />Openland wildlife, especially pheasant, use this unit <br />sandy loam about 10 inches thick. The subsoil is brown fine <br />for cover and nesting. Deer find excellent cover in some <br />sandy loam about 20 inches thick. The substratum to a depth of <br />areas. These valuable wildlife areas should be protected <br />60 inches is sandy loam. <br />from fire and fenced to prevent encroachment and overuse by <br />Permeability is moderately rapid. Available water capacity is <br />livestock. They should not be drained. Capability subclass <br />moderate. The effective rooting depth is 60 inches or more. <br />Vlw; Aquolls in Salt Meadow range site. Aquepts in Wet <br />Surface runoff is slow, and the erosion hazard is low. <br />Meadow range site. <br />This soil is used almost entirely for irrigated crops. It is suited <br />to all crops commonly grown in the area, including corn, sugar beets, <br />10 - Bankard sandy loam, 0 to 3 percent slopes. This is a deep, somewhat <br />beans, alfalfa, small grain, potatoes, and onions. An example of a <br />suitable cropping system is 3 to 4 <br />drained soil on flood plains at elevations of 4,450 to 5,000 feet. <br />years of alfalfa followed by corn, <br />corn for sileage, beets, <br />It formed in stratified recent alluvium along streams and rivers. Included <br />sugar small grain, or beans. The rapid <br />permeable substratum slightly restricts some crops. <br />in mapping are numerous sand and gravel bars and small areas of <br />All methods of irrigation are suitable, but furrow irrigation is <br />non - calcareous soils. <br />the most common. Proper irrigation management is essential. <br />Typically the surface layer of the Bankard soil is brown sandy loam <br />Barnyard manure and commercial fertilizer are needed for top yields. <br />about 4 inches thick. The underlying material to a depth of 60 inches <br />Windbreaks and environmental plantings are generally suited to <br />is pale brown calcareous sand stratified with thin lenses of sandy loam, <br />this soil. Soil blowing, the principal hazard In establishing trees and <br />and fine grovel. <br />shrubs, can be controlled by cultivating only in the tree row and by <br />Permeability is moderately rapid. Available water capacity is low. <br />leaving a strip of vegetation between the rows. Supplemental irrigation <br />The effective rooting depth is 60 inches or more. Surface runoff is slo7w, <br />may be necessary at the time of planting and during the dry periods. <br />Trees <br />and the erosion hazard is low. <br />that are best suited and have good survival are Rocky Mountain <br />This soil is suited to limited cropping. It is sandy and subject to <br />juniper, eastern redcedar, ponderosa pine, Siberian elm, Russian olive, <br />and hackberry. The shrubs best <br />flooding. Pasture is the best use. Tall wheotgross, tall fescue, and <br />suited are skunkbush sumac, lilac, and <br />Siberian peashrub. <br />sweetclover are some of the most suitable crops. Light, frequent <br />irrigation by furrows and flooding is best. Commercial fertilizer improves�� <br />the amount and value of forage produced. <br />Permit Number <br />`1 �C % 0 � <br />_ ENGINEER <br />REVIEY(33).\71N0,\lW,PR0VE0 BY: <br />N = �oPO EnyG1srF,''y <br />0 1000 2000 °w4og�rr�t9;L fx'' -° <br />SCALE IN FEET <br />ENGINEER <br />Class:, Permit <br />_Se_ction x1i'Nt: _ <br />: _ _._._._._ ._.-- _._._._._._.- .- .- ._. <br />Class O Revision <br />TypelS_eq: _ <br />Class: O Report O Hydra []General <br />Doc Type: <br />[]Application (Coal only) O Bond [] Enforcement ❑Inspection <br />PREPARED FOR: � PREPARED BY: SRK Consulting <br />CAMAS Engineers end Scient/sts <br />COLORADO <br />No. DESCRIPTION BY DATE TITLE: SCALE: I' = 1000• <br />A ISSUED DRAFT FOR CLIENT REVIEW LHM 08A0 DRAWING No.: <br />B REVISIONS PER CLIENT REvIEw LFiM 0gp0 <br />DISTRIBUTION OF SOILS EXHIBIT C.2 <br />LONGMONT DISTEL OPERATIONS B <br />PROJECT No.: 54202 REVISION <br />W SOILS SCS SURVEY WELD COUNTY, SOUTHERN PART, 1980 DESIGNED LHM 08/00 <br />wFLOOD PLAIN FEMA FLOOD INSURANCE RATE MAP, PANEL 850 DRAWN MJC 08/00 <br />M TOPOGRAPHY 1997USGSQUADANDWOOAIRPHOTO CHECKED MEH 08/00 <br />APPROVED 08/00 <br />APPROVED <br />IIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIII <br />