HomeMy WebLinkAbout06/30/2015 Council Presentation - BKW Farms GSF WSP ConceptsMarana Water
BKW Farms CAP water storage savings
opportunity
CAP Water Resources
Current CAP allocation: 1.,528 AF
Current use*. annual storage and
recovery (best most efficient)
- Current storage: Lower Santa Cruz Replenishment
Project Underground Storage Facility (LSCRP)
New opportunity: BKW Farms
Groundwater Savings Facility
Opportunity
Cost savings
- No water storage fee (vs. $15 /acre-
foot)
- Facility incentive of $12 /acre -foot (vs.
$0 /acre -foot)
Savings of water resources lost to
evaporation at USF
Safe harbor extends to more
recovery wells than LSCRP
Hydrologic /Recovery Benefits
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Explanation _ '
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LSCRP - 1 Mile Buffer
Town Limits
Town Wells
O F r
Major Streets
S
A N I M
Groundwater Savings Facility
BKW Farms (Expansion)
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BKW GSF - 1 Mile Buffer
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Cost and Resource Benefits
I
I
CAP
I
Annual
Total Cost
Available
Storage Facility
CAP O &M
Recharge
Facility
CAP
for Annual
for Annual
Cost per AF
subtotal
O &M
Incentive
Delivery
Storage
Recovery
Recovered
$ /AF
$ /AF
$ /AF
AF
$ /AF
AF
$ /AF
BKW GSF
$ 161
$ -
(12)
1
$ 227,672
1
$ 149.00
LSCRP USF
$ 161
$ 15
1 -
1 1
$ 268
1,523
$ 176.58
Approximate Savings: $42,139 or 15.6%
(estimated USF evaporation losses at 0.5 %)
*CAP O &M rates under non - shortage expectation
Recommendations
■ Execute agreement with BKW
Farms.. Inc. for in -lieu storage at
BKW Farms GSF
■ Department will acquire necessary
permit to begin utilization of GSF
option