<br />The S'cS"IDr~arfnr~'iF'MaD"t!~71F [SLID!!:) <<.ras then overlaid on the
<br />_,.., .. _ _~.. ,,'.u _ _,. ... , ,...._..r
<br />
<br />Watershed Determination base map.
<br />
<br />The salinity on this map is
<br />
<br /><=>
<br />o
<br /><=>
<br />U\
<br />
<br />measured in mmhos and has',';1i~ delineations:
<br />o.~, that is less than 4 mmhos in the soil profile
<br />1 ':;: 'Jless than 4 mmhos above 8" soil depth and
<br />4-16 mmhos below 8" soil depth.
<br />
<br />2. Mo~~'13Ei:~~if~,t4-16 mmhos above 20" and greater than 16
<br />
<br />mmhos below 20".
<br />
<br />3. ~~~~l greater than 16 mmhos throughout the soil
<br />profile.
<br />
<br />c~ of the 219
<br />map and we now had a
<br />
<br />..~:.~ ":J;t::..g,~~
<br />
<br />s had a 'UI.~~~.oo:,.r!K...v from this
<br />~,~'d.'\.~"",..:;'::::T
<br />
<br />start of an overall rating.
<br />
<br />The on the same scale was used
<br />
<br />. :~, ,.... J <~1-) __ " y.'" ; .. ' ~
<br />"o-.:.";;,";'jI~'i--:-ilfi' \>I~:~,~W::,,-.h'.Zl,,~-,.\~..... ~ Ii. ,d."
<br />."... ..' ., ....""-.:~.~~",,., .-
<br />
<br />next. This map is a result of the Erosion and Sedimentation - 70,
<br />
<br />Western US Water Plan, was developed in 1973. The Plan used the
<br />Pacific Southwest Interagency Committee -~~1t
<br />~~~~~~~:;,nd more
<br />importantly, for our project, for the Colorado River Basin. This
<br />
<br />map was overlaid on the base map and estimates were made for each
<br />
<br />~atershed in the Basin. The values for our rating system ranged
<br />from a This map and its evaluation gave
<br />us the second piece of information on our rating list for the
<br />
<br />~., ",,"~.OI..>?~, ,~~. tr!- '4'<~1"'1~;;'~~J",~rL;ii:f
<br />:r---'-. ,(.-.~"~. ....."'<';, f."~~'"r-: '''1' >....^~"\.,
<br />
<br />Basin.
<br />
<br />'.;:r. "'~,':':..r';':J~:,';'~ .14:r>1.a,..J.~ ,.
<br />- , ..~,~ ~".. ,. "'''. ';o..r;.J; .,
<br />
<br />ata was collected next. This information was
<br />
<br />obtained from the US Weather Service map and was drawn on a
<br />
|