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i <br />J <br />i <br />i <br />I <br />a <br />i <br />j <br />J <br />1 <br />i <br />+, <br />1 <br /> <br />liter). With increasing depth below the Madge coal, <br />dissolved solids concentrations decrease by 25 percent <br />or more and the water becomes progressively softer as <br />sodium replaces calcium, <br />Data for existing wells, springs and coal test holes .in <br />and adjacent to the subject•tracts are presented in <br />Table 2. Locations of these wells are shown in Fig;:res <br />4 and 5. Significantly, no domestic or stock-water <br />wells occur within or adjacent to any of the proposal <br />lease areas. A shallow dug well at the abandoned <br />buildings immediately south of C-22676 (west) tract has <br />caved and is dry. <br />3. Surface 4;at=r <br />Although no data ar_ available on surface runoff <br />specifically from the prcposed lease tracts, two years <br />of records are available for gauging stations on Fc_ael <br />and Middle Creeks (Tables 3 and 4), which drain wa~er- <br />sheds that are typical of the lease tracts, <br />Unfortunately these records cover a period of only :wo <br />years and may not be representative of long tern <br />averages because of the on-going drought in the Rocky <br />Mountain Region. Acccrdingly, computation of esticated <br />runoff and peak disc':arges su:marized 1n Table 5 for <br />watersheds outlined in Figures 4 and 5 reflect the <br />41 <br />