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BBA <br />c„".,,I,.". R,,,,O„ BKOGI,i„ ,,, ,,, ,HC <br />Table 2 <br />Martin Marietta Materials <br />Duckworth Pit <br />Example Dewaterng Operations <br />(1) Based upon a continuous dewatenng rate of 1000 gpm estimated by Martin Marietta Materials <br />(2) Example of dewatenng water pumped to Lighthouse Cove Pond It is assumed that the depletion <br />caused from pumping this water from the Duckworth Pit is offset by "recharging' the Lighthouse Cove <br />Pond Therefore, no depletion is associated with this operation <br />(3) Dewatenng water pumped back to the river via the Smith and Emmons Ditch It is assumed that <br />dewatenng in (3) causes a lagged depletion to Boulder Creek <br />(4) Lagged depletions from (3) Depletions are lagged using the same methodology and aquifer <br />parameters as shown in Table 1, Column 7 <br />(5) Equal to (3) - (4) <br />(1) (2) <br />( <br />( <br />( <br />Total Dewatenng <br />Pumping from <br />■ <br />Water Pumped <br />to Lighthouse <br />Water Pumped <br />Total Lagged <br />Dewatenng <br />Duckworth <br />Cove Pond (ac <br />back to the <br />Depletions <br />Credit <br />Month <br />(ac-ft) It) River (ac -ft) <br />(ac -ft) <br />(ac -ft) <br />Nov -12 <br />135 00 1 35 00 100 00 <br />0 05 <br />99 95 <br />Dec -12 <br />135 00 1 35 00 <br />100 00 <br />0 39 <br />99 61 <br />Jan -13 <br />135 00 <br />35 00 <br />100 00 <br />2 14 <br />97 86 <br />Feb -13 <br />135 00 <br />35 00 <br />100 00 <br />5 09 <br />94 91 <br />Mar -13 <br />135.00 <br />35 00 <br />100 00 <br />8 43 <br />91 57 <br />Apr -13 <br />135 00 <br />35 00 <br />100 00 <br />1 1 88 <br />88 12 <br />May -13 <br />135 00 <br />35 00 100 00 <br />15 12 <br />84 88 <br />Jun -13 <br />135 00 <br />35 00 100 00 <br />18 17 <br />81 83 <br />Jul -13 <br />135 00 <br />35 00 100 00 <br />21 02 <br />78 98 <br />Aug -13 <br />135 00 <br />35 00 100 00 <br />23 66 <br />76 34 <br />Sep -13 <br />135 00 35 00 100 00 <br />26 21 <br />73 79 <br />Oct -13 <br />135 00 35 00 <br />100 00 <br />28 56 <br />71 44 <br />Total <br />1,620 00 420 00 <br />1,200 00 <br />160 71 <br />1,039 29 <br />BBA <br />c„".,,I,.". R,,,,O„ BKOGI,i„ ,,, ,,, ,HC <br />Table 2 <br />Martin Marietta Materials <br />Duckworth Pit <br />Example Dewaterng Operations <br />(1) Based upon a continuous dewatenng rate of 1000 gpm estimated by Martin Marietta Materials <br />(2) Example of dewatenng water pumped to Lighthouse Cove Pond It is assumed that the depletion <br />caused from pumping this water from the Duckworth Pit is offset by "recharging' the Lighthouse Cove <br />Pond Therefore, no depletion is associated with this operation <br />(3) Dewatenng water pumped back to the river via the Smith and Emmons Ditch It is assumed that <br />dewatenng in (3) causes a lagged depletion to Boulder Creek <br />(4) Lagged depletions from (3) Depletions are lagged using the same methodology and aquifer <br />parameters as shown in Table 1, Column 7 <br />(5) Equal to (3) - (4) <br />