Year | Past winter's
snowfall 1 September - 31 May (inches) |
Calendar year precipitation (inches) | Cropa
year precipitation 1 August - 31 July (inches) |
Percent of 548 basins containing water | |
1-15 May | 1-15 August | ||||
1964 | 15b | 21.44 | 20.56 | no data | no data |
1965 | 31.5 | 22.92 | 16.52 | 71 | 60 |
1966 | 42c | 13.82 | 22.18 | 87 | 45 |
1967 | 37 | 9.22 | 8.57 | 81 | 22 |
1968 | 21.5 | 17.53 | 16.38 | 52 | 16 |
1969 | 56 | 12.89 | 16.12 | 69 | 50 |
1970 | 39.5 | 13.26 | 12.39 | 61 | 14 |
1971 | 31 | 17.62 | 14.94 | 34 | 7 |
1972 | 26.5 | 12.43 | 14.20 | 70 | 14 |
1973 | 17.5 | 16.41 | 10.89 | 29 | 2 |
1974 | 23.5 | 14.89 | 20.43 | 67 | 6 |
1975 | 37.5 | 19.90 | 19.15 | 79 | 44 |
1976 | 36.5 | 8.37 | 12.36 | 56 | 8 |
1977 | 25 | 21.40 | 12.99 | 8 | 2 |
1978 | 22.5 | 14.21 | 19.58 | 61 | 4 |
1979 | 57.5 | 15.57 | 16.50 | 72 | 45 |
1980 | 23 | 17.69 | 11.35 | 25 | 5 |
1981 | 18 | 15.12 | 16.56 | 24 | 12d |
Mean (n = 18) | 31.0 | 15.82 | 15.65 | 56 | 21 |