2008-01-22_HYDROLOGY - M2001085

• Permit No: M2001085
• IBM Index Class Name: HYDROLOGY
• Doc Date: 1/22/2008
• Doc Name: Substitute water supply plan
• From: DWR
• To: Martin and Wood Water Consultants, Inc.
• Media Type: D
• Archive: No

TABLE 2
120TH ESTATES SAND AND GRAVEL MINE
OPERATIONAL LOSSES AND REPLACEMENT OBLIGATIONS FOR NOV 2007 THROUGH JAN 2010
11) (2) (3) (4) (5) (6)

EAR NET
EVAPORATION
FOR
2.00

NNUAL AGGREGATE PRODUCTION TOTAL
EVAPORATION
AND
OPERATIONAL
TOTAL
ACTUAL
LAGGED
MONTH ACRES
(ACRE-FEET) PERCENT AMOUNT WATER LOSS
(%) (TONS) (ACRE-FEET) WATER LOSSES
(ACRE-FEET) DEPLETIONS
(ACRE-FEET)
NOV 0.20 5 40,000 1.18 1.38 1.86
DEC 0.16 5 20,000 0.59 0.75 1.78
2007 TOTAL 0.36 10 60,000 1.77 2.13 3.64

JAN 0.16 7 20,000 0.59 0.75 1.57
FEB 0.20 7 20,000 0.59 0.79 1.32
MAR 0.26 7 20,000 0.59 0.85 1.31
APR 0.48 10 30,000 0.88 1.36 1.21
MAY 0.62 14 42,000 1.24 1.86 1.31
JUN 0.88 14 42,000 0.00 0.88 1.33
JUL 0.90 14 42,000 0.00 0.90 1.28
AUG 0.84 14 42,000 0.00 0.84 1.19
SEP 0.60 14 42,000 0.00 0.60 1.08
OCT 0.42 0 0 0.00 0.42 1.01
NOV 0.00 0 0 0.00 0.00 0.85
DEC 0.00 0 0 0.00 0.00 0.70
2008 TOTAL 5.36 100 300000 3.89 9.25 14.16

JAN 0.00 0 0 0.00 0.00 0.56
FEB 0.00 0 0 0.00 0.00 0.42
MAR 0.00 0 0 0.00 0.00 0.38
APR 0.00 0 0 0.00 0.00 0.29
MAY 0.00 0 0 0.00 0.00 0.25
JUN 0.00 0 0 0.00 0.00 0.20
JUL 0.00 0 0 0.00 0.00 0.16
AUG 0.00 0 0 0.00 0.00 0.13
SEP 0.00 0 0 0.00 0.00 0.11
OCT 0.00 0 0 0.00 0.00 0.09
NOV 0.00 0 0 0.00 0.00 0.07
DEC 0.00 0 0 0.00 0.00 0.08
2009 TOTAL 0.00 0 0.00 0.00 0.00 2.72

JAN 0.00 0 0 0.00 0.00 0.05
2010 TOTAL 0.00 0 0.00 0.00 0.00 0.05
NOTES: SLURRY WALL LINER WILL BE APPROVED BY MAY 31, 2008 (UPDATED), AFTER WHICH
POINT NO LONGER NEED TO OFFSET WATER LOST THROUGH AGGREGATE
PRODUCTION (PER MEETING WITH JOANNA WILLIAMS AND KEVIN REIN, NOVEMBER
2005). MINING WILL CEASE SEPTEMBER 30, 2008. POSTadINING DEPLETIONS WILL
EXTEND TO JANUARY 2010.
(1) FROM TABLE 1
(2) BASED ON INFORMATION FROM OPERATOR
(3) BASED ON TOTAL ANNUAL PRODUCTION OF 600,000 TONS
(4) WATER LOSS = (COL 3)' 2000 LBSfTON ' (4%)1(62.4 LBS/CU FT~43560 CU FT/ACRE-FOOT)
(5) TOTAL LOSSES = (NET EVAP, COL 1) + (WATER LOSS, COL 4)
(6) TOTAL LAGGED DEPLETIONS
S:1573 - Ewegan~573.2 - SWSPU2eplacement Water1573.2 - 2007_2008 _ezt no shirty actual use in 2007.x1s -Table 2 SWSP
Last Updated: 10/3012007
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