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WSP07078
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Last modified
1/26/2010 2:25:38 PM
Creation date
10/12/2006 2:05:02 AM
Metadata
Fields
Template:
Water Supply Protection
File Number
8220.130.J
Description
West Divide Project
State
CO
Basin
Colorado Mainstem
Water Division
5
Date
12/1/1937
Author
USDOI - BOR
Title
Western Slope Surveys - Colorado - The West Divide Project - December 1937 - Part 1 of 2
Water Supply Pro - Doc Type
Report/Study
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<br />- <br /> <br />~ <br />0:> <br />C-J <br /> <br />.l\.RABLE LAND CIASSIFICATION STiili'DARDS <br /> <br />Qualities <br /> <br />Class 1 <br /> <br />Class 2 <br /> <br />ARABLE <br /> <br />Texture* :Fine Sandy Lo~ to Clay Loao <br /> <br />Depth :18 inches g^od plow soil, <br />:42 inches penetrable to <br />:roots and water <br />Alkali :No black, Maxm\lI'l of total <br />:salts - 0.210 <br /> <br />Rock :No lor.se rock or cobbles <br />:to bother cultivation <br />Topography:General gral'e 51. maxirlUm for <br />:large smooth bodies needing <br />:no gracing and little level- <br />:in~ <br /> <br />Drainage :See~ge not apt to start, <br />:but can be (rained, cheaply <br />:if required <br /> <br />ARABLE <br /> <br />:Loaoy Sand to Friable <br />: Clay <br />:12 inches good plow seil, <br />:30 inches penetrable to <br />:roots and water <br />:Black (Pff 9.0 or less) <br />:Maxm\lI'l ef total salts ~ <br />:0.51. <br />:No more than has been re- <br />:moved fram similar lands <br />:Snooth 5-101. slopes or 5~ <br />: if rough; as r:1Uch forading <br />:and leveling as siuilar <br />llano now cultivated has <br />:had <br />:May seep, but can drain <br />:without prohibitive cost, <br />:artificially <br /> <br />*Depth of soil over gravel, coarse sand or broken rock, which ap- <br />proaches the miniI'lum for its class must have a texture as heavy <br />as fino sandy loam. <br /> <br />CL,.'\SS 6 NON-ARABLE: "Includes all areas which do not <br />meet tho minimum standards for Class 2, in either soils, <br />topography or orainage; and also areas of arable lands <br />which are isolated topograrhically so they could not be <br />reached by irrigation ditches; and small scattered bodies <br />of arable land where these are not close enough together <br />nor large enough to !Jake fair sized fields." <br /> <br />f <br /> <br />;~ <br />~ <br /> <br />Within the present irrigation district boundary the land <br /> <br />is classified as follows: <br /> <br />Arable <br /> <br />" <br />F;< <br /> <br />~ ' <br /> <br />Class 1...........'............... 13 acres. <br /> <br />0' <br /> <br />Arable - Class 2.........................459 II <br /> <br />Irriratec.. ..'.............................. ...8161 " <br /> <br />Total <br /> <br />21 <br /> <br />8633 acres <br />
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