C150269 feasibility Study

• Contract/PO #: C150269
• Contractor Name: San Luis Valley Water Conservancy District
• Contract Type: Loan
• Water District: 0
• County: Alamosa
• Loan Projects - Doc Type: Feasibility Study

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EXHIBIT A
WATER REPLACEMENT REQUIREMENTS

CATEGORY II

Source of Water: Confined aquifer.

Type of Use

Replacement Equation
(AC.-FT./YR.)

In,.house use with central 85 gpcpd x 3 people/unit x 365 days/yr. x I (C.U.) = 0.286
sewer system returning 325851 gals.la.f.
water to stream or use of
septic tank and leach
field.
In-house use with septic 85 gpcpd x 3 people/unit x365 dayslyr. 3500 sq.ft. (Ch / B value x 2) x I (c.u.)
tank and leach field 325851 galsJa.f. + 43560 sq.ftJac. x ar
system plus irrigation of
3,500 sq. ft. lawn or
landscaping.
In.;.house use with 85 gpcpd x 3 people/unit x 365 days/yr. x I (C.U.) = 0.286
evaporative type sewage 325851 gals.laf.
system.
In-house seasonal use of 85 gpcpd x 2.5 people/unit x .180 days/yr. x 1 (C.U.) = 0 117
180 days or less with 325851 gals.la.f. .
central sewer system . .'
returning water to stream
or use of septic tank and
leach field.
Horse consumption 12 gals.lday/horse x 365 days/yr. x I(e.v.) = 0.013
325851 gals.la.f.
Cattle consumption 10 galsJdaylbovine x 365 days/yr. x I (C.U.) = 0.011
325851 gals.la. f.
Pond evaporation Measured supply.
Outside use for each 43.~~~oS~~ft~ac. x Chart B value x 2 x I (C.U.)
1000 square feet of lawn
grass or irrigated
landscaping.
Abbreviations: a.f. - acre feet; ac. - acre; C.U. - consumptive use; gals. - gallons;
gpcpd - gallons per captia per day; .sq. ft. - square feet; yr. - year

D005JOIEQUA T10N.LWP 1213198

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