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Meteorological Data <br />Data from the National Climatic Data Center's (NCDC) Hayden Station are <br />used to evaluate the precipitation trend. These data are provided in <br />Appendix Al. Precipitation data are summarized on Table 2. For this <br />year, 19.77 inches of precipitation was measured, which is 1.56 inches <br />(9%) above the 1981-2014 average, 18.21 inches. All months except <br />October, January, February, March, April, June and September were above <br />average. Snowpack runoff, as estimated by totaling November through <br />March precipitation values, was 6.81 inches, which was 0.51 inches (7%) <br />less than the 1981-2014 average, 7.32 inches. <br />4 <br />