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<br />9. SOURCES OF INFILTRATION VALUES <br /> <br />9.1 SCS Soil Surveys- County Soil Survey maps from the SCS provide the most accurate <br />means of determining soil types for a basin. Once a composite soil type for an area is <br />determined, infiltration rates can be estimated forthe given soil texture classes. Figure 7-5 <br />shows the status of the soil surveys as of May 1993. <br /> <br />u."'_'...",""..."""""'.. <br /> <br /> <br />w . <br /> <br />. . <br /> <br />. <br /> <br />, <br />. I C 0 <br /> <br />- <br /> <br />.0, <br /> <br />. --..- <br />---- <br />0=::;-"- <br /> <br />c:J"--'- <br />. --..----- <br />Cl =-~":.;::._===_ <br /> <br />. --. ==~- <br /> <br />. <br /> <br />Figure 7-5 <br />(Final will be in color and readable) <br /> <br />_"""....An(I!O..~ <br /> <br />., <br /> <br />. <br /> <br />'-'-- .. <br />------- - <br />'-'-'- .- <br />.--- .. <br />-"'-- - <br />-- - <br />-- -. <br />--- .... <br />---..- - <br />--- - <br />...-.-- -. <br />....-- - <br />-.-- - <br />--....- - <br />---- - <br />-- ~, <br />-'.-'" - <br />--- - <br />-..-_...... .... <br />_._- .... <br />---,"- - <br />---- -. <br />-- - <br />-- .... <br />--"-'" - <br />-- - <br />--- - <br />..-....- - <br />--- .. <br />-- - <br />--- .. <br />-- .' <br />---... .' <br />-- -. <br />-- .'. <br />-- .. <br />-'-- - <br />--- - <br />-- - <br />--... - <br />---- - <br />--- - <br />....-- - <br />--- - <br />--- - <br />--- - <br /> <br />\.....~..........- <br /> <br />I <br />I <br />STATUS ~~;o:.~vm I <br />! <br />----I <br /> <br />100___ <br /> <br />..' .........-- <br /> <br />Colorado Flood <br />Hydrology Manual <br /> <br />7.30 <br /> <br />DRAFT <br />