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a tributary to Hubberson Gulch. It also exhibits seasonal variations <br />t ilcal of reviously mentioned monitoring wells. Water levels observed <br />YP P <br />this year for all these wells fell within their historic ranges. <br />We11 WDAL11, located immediately above the .NPDES 005 Pond, is normally <br />I <br />dry.~i Well WSAL12 is located next to .the ';lower Sage Creek flume site <br />(SW-i52W-FG9). Well WSAL13 is located on the northern,tributary to Sage <br />Creek below the NPDES 009 Pond. Well WSALI4 is,located!on.the. southern <br />tributary to Sage Creek below the NPDES 015 Pond., Most of these wells <br />exh bit' typical seasonal variations. Water levels observed .this year, <br />I <br />forlall these wells fell within 'their historic ranges. - , <br />- Wadge Ovezburden. Most of the six Wadge overburden wells monitored <br />exh bit seasorial~ variations typical bf the overburden aquifer ~(i.e.., <br />sha low in 'the 'spring or summer, ~ deepening ~~in the fall) : - Wells WOV19;, <br />I <br />i <br />~' <br />t" y <br />r ,,, <br />;~ (, <br />16,and 17 all exhibited an increase._zn,water levels, oyer the-.past, .. <br />several years. Water 2e vels observed this year for all.thesewells fel 1, ~, <br />i <br />withIin their historic ranges. Well WOVlB~has exhibited a decrease in-, <br />water levels since 1998. Wells WOV4-1 and-j9-2uace in-the proposed II-W •.. <br />South Expansion area. Monitoring at these two wells was resumed in 1997 <br />aftr being discontinued in 1985. ~ ~ <br />- iadge Coal. The six Wadge coal wells. monitored exhibit the same <br />typical seasonal variations as the previous~i aquifers discussed. Due to <br />Lowl aquifer transmissivities (range 0.07 to 0.36 ft2/day), water <br />sampling may mask normal water level fluctuations. Wells WW14, WW17 and <br />7 <br />WW18 have exhibited an increase in water levels over the past several <br />yea=s. Wells WW3, WW4, and WW16 have recently displayed decreasing <br />i <br />water levels. Water levels observed this year for all these wells, <br />I <br />except WW17, fell within their historic ranges. <br />- Wilf Creek Coal. Wells WWC3 and WWC9 have both exhibited a decrease <br />in ;water levels over the past three years .~~ Water levels at Well WWC17 <br />have been on the increase this year. Water levels observed this year <br />fo5~a11 these wells, except WWC17, fell within their historic ranges. <br /> <br /> <br />4 <br />