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<br />Development of Estimated 1 <br /> <br />In those months whe- <br />diversion, the depletion for <br />less than five percent some! <br />a result of seepage inflow t <br /> <br />The relationship devt <br />estimate annual depletions . <br />period. Population figures <br />Local Government, Depan <br />every ten years in the earlir <br />a straight line interpolation <br />values using the average m <br />period expressed as a perce <br />depletions were then estim< <br />diversions. The monthly d <br />spline interpolation scheme <br />travel times discussed belo' <br /> <br />Town of Hayden <br /> <br />-thl~ r{\~ ~N\r.~J <br />/'Vo ~ ~;:) ,AuA till. b Lv <br /> <br />IOlt 103. <br /> <br />A similar approach \ <br />Monthly diversion records <br />over the period 1991 throu <br />estimated to average 200,0 <br />Hayden). Annual depletio; <br />recent historical record, an <br />relationship was then used <br />through 1982. The annual <br />average monthly depletion <br />historical period. Daily de <br />using a quadratic spline int <br />gage based on the travel tiI <br /> <br />City of Craig <br /> <br />The approach used t <br />was also used for the City <br />plants over the period fron <br />period. The relationships <br />1950 through 1982 smdy r <br />in the study period were t1' <br />flow pattern expressed as , <br />from 1984 through 1990. <br />from the water treatment r <br />depletion estimates were tl <br />interpolation scheme. DaiJ <br />times discussed below. <br />