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Table 2 Martin Marietta Materials 35th Avenue Pit 2012 -2013 Projected Depletions Prndncthnn Denlethnns Notes: (1) Equal to the maximum exposed post -1981 surface area (2) Equal to Column (6) of Table 1 (3) Equal to (1) x (2). (4) Evaporative depletions in (3) lagged using the Glover methodology in the IDS AWAS model using the parameters below Note that lagged evaporative depletions include depletions lagged from the previous SWSP periods (pr Transmissrvity 120,000 gallons /day /foot Specific Yield 0.2 Aquifer Width. 5,000 feet Distance from center of pits to river. 1,500 feet (5) Projected future aggregate production from mining is based upon information from Martin Marietta Materials (MMM). Monthly production values are estimates and may vary so long as annual consumption is not exceeded (6) Projected future aggregate production from mining is based upon information from MMM Water removed with mined aggregate equals 9.6 gallons/ton (4% of total mined volume) as defined by Senate Bill 89 -120. Therefore, (10) is equal to the projected aggregate production (in tons), multiplied by 9.6 gallons/ton, divided by 325,851 to convert gallons to acre -feet (7) Projected future dust suppression at the 35th Avenue Site and Iverson comes from the 35th Avenue Site and is based upon information from MMM Note that dust suppression in July, August, September, and October will come from the Iverson Pit through the dewatering process (see Table 4) (8) Projected future concrete production at the 35th Avenue batch plant is based upon information from MMM (9) Equal to (6) + (7c) + (8) (10) Lagging of aggregate production, dust suppression, and concrete production use in (13) based upon the factors shown in the note for (8). Note that lagged production depletions include depletions lagged from the previous SWSP periods (prior to June 2012) (I I) Equal to (4) + (10). (1) 2) (3) (4) (5a) (5b) (6) (7a) (7b) (7c) (8) (9) (10) (11) Net Lagged Net Aggre ate Production (tons) Aggregate Dust Concrete Total Total Lagged Net Evaporation Evaporation Production Suppression Dust Total Dust Production Production Production Total Lagged Net Exposed Evaporation Volume Volume Crushed Consumption at 35th Suppression at Suppression Consumptio Depletions Depletions Depletions Month Area (feet) ac -ft) (ac -ft) (Not Washed) Washed (ac -ft) (ac -ft) Iverson (ac -ft) (ac -ft) n (ac -ft) (ac -ft) (ac -ft) (ac -ft) Jun -12 2630 042 10.97 738 55,000 10,200 1 11 414 1 30 545 0.97 753 9.50 16.89 Jul -12 2630 046 1204 8 87 60,800 19,900 1 48 0 0 0 089 2.37 695 15.82 Aug -12 2630 0.41 1087 9.38 32,700 8,700 0.74 0 0 0 079 1 53 502 14.40 Sep -12 26.30 030 793 8.70 32,800 7,200 069 0 0 0 047 1.16 398 12.68 Oct -12 2630 019 5.12 734 32,000 8,000 071 0 0 0 054 1 25 3.34 10.67 Nov -12 2630 010 269 576 29,400 7,350 065 1 53 1 07 261 042 3.68 362 9.38 Dec -12 2630 008 2.10 4.59 15,000 0 022 1 53 077 230 0.53 305 173 8.33 Jan -13 26.30 0.08 2.16 3.97 23,200 0 0.34 0.21 0.77 098 066 1 98 3.23 7.20 Feb -13 26.30 O i l 2 81 3 77 15,000 5,000 0.37 0 18 092 1 10 0.86 233 2.94 6.71 Mar -13 26.30 014 365 3 89 0 0 100 246 1 23 3 68 0.88 456 350 7.39 Apr -13 2630 022 5 85 4.61 0 0 000 246 1 30 376 096 4.72 4.04 8.64 May-13 26.30 030 1 7.79 1 5.72 0 0 0.00 368 1 1 30 4.99 1 085 1 5 84 1 4.57 10.30 Total 2 81 7398 73.98 295,900 66,350 630 1620 867 2487 8.82 40.00 54.43 128.41 Notes: (1) Equal to the maximum exposed post -1981 surface area (2) Equal to Column (6) of Table 1 (3) Equal to (1) x (2). (4) Evaporative depletions in (3) lagged using the Glover methodology in the IDS AWAS model using the parameters below Note that lagged evaporative depletions include depletions lagged from the previous SWSP periods (pr Transmissrvity 120,000 gallons /day /foot Specific Yield 0.2 Aquifer Width. 5,000 feet Distance from center of pits to river. 1,500 feet (5) Projected future aggregate production from mining is based upon information from Martin Marietta Materials (MMM). Monthly production values are estimates and may vary so long as annual consumption is not exceeded (6) Projected future aggregate production from mining is based upon information from MMM Water removed with mined aggregate equals 9.6 gallons/ton (4% of total mined volume) as defined by Senate Bill 89 -120. Therefore, (10) is equal to the projected aggregate production (in tons), multiplied by 9.6 gallons/ton, divided by 325,851 to convert gallons to acre -feet (7) Projected future dust suppression at the 35th Avenue Site and Iverson comes from the 35th Avenue Site and is based upon information from MMM Note that dust suppression in July, August, September, and October will come from the Iverson Pit through the dewatering process (see Table 4) (8) Projected future concrete production at the 35th Avenue batch plant is based upon information from MMM (9) Equal to (6) + (7c) + (8) (10) Lagging of aggregate production, dust suppression, and concrete production use in (13) based upon the factors shown in the note for (8). Note that lagged production depletions include depletions lagged from the previous SWSP periods (prior to June 2012) (I I) Equal to (4) + (10).