WSP00463

• File Number: 8449.926
• Description: South Metro Water Supply Study
• State: CO
• Basin: South Platte
• Date: 2/1/2004
• Author: SMWSS Board
• Title: Technical Appendices - Appendix 4 - alt 2 - Maximum Individual Well Pumping Rate Tablesl
• Water Supply Pro - Doc Type: Publication

50')5

Table 2-15 Centennial Arapahoe AquiruWell-to-Well Interference
South Mell'o Wain Supply Projecl
Wdl-lo-WelllnCerfeu'nce Calculation for (he Regional Model

HRS Water Consultants,Joe.

(:cnlenoial Arapahoe Aquifer

Puk Month Interference - For Ctntenoi;al mal: day = peak month (from Hydrosphere).
Yur 2000
Input
Q (fi^3/day) 109.133 Q(gpm) 3409.0
T (fi^2rday ] ,429.3 T (gpdlft) 10,691
S 299E-04 Sat. Saod (I..,) 299
S. I.E-06
r radiu, (feet) 5,280
App.o. Mal Q (gpm) 570
No. orWell! 6
Q/4p;T~ 6 109549028
u. (= 1.46 Number of Wells
4
DrawdowD wI.. = 5,280 feet t{years) '(day.) u c8Ic5(0) Interference (0)
365 3 99E-03 302 121.0
Input
Q (ft^3/day) 109.733 Q(gpm) ]409.0
T (ft^2fday 1,4293 T (gpdlft) 10,691
S 299E-04 S.t. Saod (fo.t) 199
S. I.E-06
r radius (feet) 7,467
Appro. M.. Q (gpm) 570
No. orWell' 6
Q/4piT~ 6.109549028
u .1= 2.92 Nu.mhc[' of Wells
2
DrawdowD w/r = ',467 feet .(yens) '(day.) . calc s (n) laterfereoce (n)
365 1.99E-OJ 26.0 52.1
Totallaterft:rcDce (ft)
173.0
Year 2010
rnput
Q (ft^3/day) 59,619 Q (gpm) 3409.0
T (ft^Yday 1,429.3 T (gpdlll) 10.691
S 2.99E-04 SaL Saod (I.ol) 299
So I.E-06
r radiw (Crd) 5,180
Appro. M.. Q (gpm) 310
No. or Wells 11
Q/4pa- 3.322737191
U.l= 1.46 Number of Wells
6
Drawdo1VD w/r = 5,280 reet t(yoa",) t(dayo) 0 <01..(11) loterfe~Dce (It)
) 365 3.99E-03 16.4 98.1