WSP11563

• 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 3B - Maximum Individual Well Pumping Rate Tablesl
• Water Supply Pro - Doc Type: Publication

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Table 38-19 Cottonwood Arapaboe Aquifer Well-lo-Wclllnlcrfcrcnct
I Soutb Metro Water Supply Project
Well-fo-WeD Interference Calculation for the Rc~ional Model
HRS Waler Consultants, Inc.
Cottonwood Arapaboc Aquifer
Y car 2000
Input
Q (ft^3/d,y) 67,380 Q (gpm) 770.0
T (ft^2fd,y 1.1 ]2.4 T (gpdlfl) 8,321
S 2 43E-04 Sat. Sand (feci) 243
S. I.E-1l6
r radius (fed) 5,280
Appro. M.. Q (gpm) 350
No.oeWell5 2
Q/4piT= 4.819979
u. t = 1.52 Number orWells
2
DrawdowD w/r = 5,280 feet ((yean) I(day.) u calc ,(0) Interference (ft)
365 4.17E.03 23.6 47.3
Year 2010
Input
Q (ft^3/d,y) 73.]55 Q(gpm) 380.0
T (ft:""2I'day I.] 12.4 T(gpdln) 8,321
S 243E-04 Sat. Sood (r"l) 243
S. 1.E-1l6
r radius (feet) 5,280
ApproJ: Mas Q (gpm) 380
No. or Wells I
Q/4piT= 5.23312
u. t= 1.52 Number orWell,
I
Dra",dolt'D w/r = 5,280 feet l(y....) l(doy.) . cal" (n) Interference (0)
365 4.17E-03 25.7 0.0
Y caR 2020 to 2040
Input
Q (ft^3/day) 13,476 Q (gpm) 489.0
T (ft^2fday 1,112.4 T (gpdln) 8,321
S 2.43E.04 Sol. Soad (r"l) 243
s. 1.E-1l6
r radiua (feet) 5,280
App.... M.. Q (gpm) 70
No.oCWeU, 7
Q/4piT= 0.963996
u. t= 1.52 Number or Wells
4
Dnwdo1t'D wlr = 5,280 fed l(y.a..) l(doy.) u calc . (n) Interference (n)
365 4.17E-03 4.7 18.9
J Iaput
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