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Journey Ventures Pit <br />Evaporative Losses <br />Table 1 <br />IA Lan v.*Yes&Cnovi:Tg!IC <br />Submitted by: <br />Paul Weiss <br />5255 Ronald Reagan Boulevard, Ste. 220 <br />Total Exposted Water Surface Areal = 0.124 acres from Apr - Sep 0.36 acres from Oct - Mar Johnstown, CO 80534 Ph: 970-221-5159 <br />2015 2016 <br />Apr May Jun Jul Aug Sep Oct Nov Dec Jan Feb Mar Totals <br />Distribution of Annual Evaporation2 0.09 0.12 0.15 0.15 0.14 0.10 0.07 0.04 0.03 0.03 0.04 0.06 100 <br />Pond Evaporation3 inches 4.14 5.52 6.67 6.90 6.21 4.60 3,22 1.84 1.38 1.38 1.61 2.53 46.0 <br />Effective Precipitation4 inches 1,18 1.03 0.99 0.71 0.58 0.20 0.07 0.07 0.10 0.29 1.00 1.35 7.6 <br />Net Pond Evap of/acre 0.25 0.37 0.47 0.52 0.47 0.37 0,26 0.15 0.11 0.09 0.05 0.10 3.20 <br />Net Evaporation acre-feet 0.03 0.06 0.08 0.08 0.06 0.06 0.09 0.06 0.04 0.03 0.02 0.04 0.68 <br />Notes: <br />1 See Map 2b for the delineation of the de -watering pond exposed water surface area at Journey Ventures Pit <br />2Distribution of Annual Evaporation per DWR Guidelines for gravel pits at elevations below 6,500 feet <br />3Annual evaporation rate are taken from NOAA Technical Report NWS 33 <br />4Effecitive Precipitation = 0 7 *Avg Precip Monthly Precip (Kersey Weather Station (1992 - 2013) from CoAgMet) <br />RECEl1,/ r. <br />OCT 02 2015 <br />IATR RES. <br />CO(g <br />3 <br />