Dolores River DRAFT Correlation Report

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Table 1: Model Results Summarized for the DRD Hydrology Analysis Spill Total (AF) 1929 134822 1930 61005 1931 1933 1934 1935 1936 1939 1940 1943 122803 1945 125934 1946 1947 21945 1948 147226 1949 192220 1950 1951 1952 241338 1953 1954 1955 1956 1957 107804 1958 263062 1959 1960 Summary of Model Results ivo apw - sn or ~a years too"/o) Spill < 64,000AF (12%) 64K < Spill < 187K AF (18%) 187K < Spill < 310K AF (14%) Spill > 310,000 AF (12%) Average Spill Size = 187,000 AF Average Spill = 187,010 AF Maximum Spill = 464,005 AF Minimum Spill = 5,685 AF Standard Deviation = 123,141 AF (66% of AVE) SUMMARY of Spill Interval Data (43 YRS SPILL incl.'05) CONSECUTIVE SPILL YEARS: 28 OF 43 (65%) 2 YEARS BETWEEN SPILL YEARS: 5 OF 43 (12%) 3 YEARS BETWEEN SPILL YEARS: 5 OF 43 (12%) 4 YEARS BETWEEN SPILL YEARS: 0 OF 43 (0%) 5 YEARS BETWEEN SPILL YEARS: 2 OF 43 (4.7%) 6 YEARS BETWEEN SPILL YEARS: 1 OF 43 (2.3%) - (1999-2005) 7 YEARS BETWEEN SPILL YEARS: 1 OF 43 (2.3%) - (1958-1965) 1961 1962 1963 1964 1965 99335 ~ 1966 67568 1967 1968 1969 87092 1970 56369 1971 49617 1972 1974 119428 1975 229032 1976 18317 1977 1978 1979 166998 Note On Table 1 Hydrologic Model: This modeled hydrology and the analyses that it supports provides the best available prediction of future expected hydrologic conditions on the Dolores River below McPhee Dam. 1980 1981 1982 281263 ~ 120428 1983 1984 352232 312359 1985 1986 305518 344394 1987 1988 1989 338143 ~ 5685 12281 1990 1991 1992 19007 1994 1 25955 ~ ! 996 1996 1997 ~;~ 309241 1998 129724 1999 169450 2000 2001 2002 2003 2004 2005 191380` Actual Spill in 2005: not modeled in DRD Hydrology Report 9/5/06 5