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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 and <br />summarized in Appendix C. For this year, 16.19 inches of precipitation <br />was measured, which is 1.99 inches (11%) below the 1981-2018 average, <br />18.18 inches. Seven months exhibited below average precipitation: <br />November, December, May, June, July, August and September. Snowpack <br />runoff, as estimated by totaling November through March precipitation <br />values, was 8.14 inches, which was 0.61 inch (10%) above the 1981-2018 <br />average, 7.39 inches. <br />4 <br />