Lower South Platte River Study

• Contractor Name: Colorado Water Conservation Board
• Loan Projects - Doc Type: Feasibility Study

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Table 2-3
Estimated Water Availability at Peterson Ditch Headgate(acre-feet)(from NCWCD, 2000)(1)
IAverage 5,000 7,329 17,595 24,353 8,923 10,681 12,111 36,056 49,014 16,259 2,616 8,146 198,084
Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep Total
1943 0 0 15,221 28,486 0 0 0 0 0 0 0 0 43,707
I 1944 0 0 0 11,864 0 0 0 33,352 0 0 0 0 45,216
1945 0 0 16,426 16,894 0 0 0 0 7,289 0 0 0 40,610
1946 0 12,874 8,708 55,552 0 0 0 0 0 0 0 0 77,134
1947 0 0 14,960 14,232 0 0 0 0 89,714 112,355 0 0 231,262
I 1948
1949 0 0 22,996 20,040
15,611 0 0 51,297 0 0 0 0 0 0 94,333
0 0 0 21,304 8,954 2,065 189,630 27,505 0 0 265,069
1950 0 9,199 3,855 1,535 0 0 0 0 0 0 0 0 14,589
1951 0 0 15,634 13,822 0 0 0 0 4,915 0 0 13,694 48,066
I 1952 0 14,238 16,622 22,866 27,122 40,790 26,377 0 0 0 0 0 148,015
1953 0 5,124 14,095 18,419 3,338 3,009 0 0 0 0 0 0 43,986
1954 0 1,747 14,311 12,818 8,839 0 0 0 0 0 0 0 37,716
1955 0 0 1,391 1,483 0 0 0 0 0 0 0 0 2,875
1956 0 0 0 2,925 0 0 0 0 0 0 0 0 2,925
I 1957 0 0. 0 0 0 0 0 83,301 85,265 0 0 0 168,566
1958 0 0 7,808 20,517 0 0 15,243 0 0 0 0 0 43,568
1959 0 459 15,275 845 0 19,888 22,628 8,794 0 0 0 0 67,889
1960 0 0 0 0 0 10,774 0 0 0 0 0 0 10,774
I 1961
1962 0 0 7,819 9,522
16,052 1,029 6,057 0 0
12,936 0 21,737 33,927 0 0 0 73,006
0 0 0 0 0 386 0 0 36,460
1963 0 14,211 14,167 12,449 25,350 6,516 0 0 0 0 0 0 72,693
1964 0 0 6,498 10,349 0 0 0 0 0 0 0 0 16,847
1965 0 0 0 0 0 0 0 0 6,686 48,310 0 12,203 67,199
I 1966 61,703 45,586 52,987 34,817 0 0 0 0 0 0 0 0 195,094
1967 0 0 0 6,811 0 0 0 0 77,561 72,700 0 0 157,072
1968 0 0 9,726 15,855 0 0 0 0 0 0 0 0 25,581
1969 0 0 0 12,947 0 8,235 0 0 0 31,341 0 0 52,523
I 1970 0 4,896 54,136 34,817 0 0 25,716 0 0 991 0 0 120,556
1971 0 0 32,874 41,521 0 0 0 185,941 40,885 0 0 0 301,221
1972 0 13,564 21,252 19,320 21,053 15,257 0 0 0 0 0 0 90,447
1973 0 3,197 14,932 35,957 36,702 19,164 53,028 493,379 204,611 7,401 0 36,617 904,989 I
I 1974 76,472 51,259 35,195 71,535 55,222 55,608 56,536 0 0 0 0 0 401,827
1975 0 0 0 12,920 0 0 0 0 0 0 0 0 12,920
1976 0 0 21,702 18,216 0 0 0 0 0 0 0 0 39,918
1977 0 0 0 0 0 0 0 0 0 0 0 0 0
1978 0 0 0 0 0 4,806 0 0 0 0 0
0
0 4,806
I 1979 0 0
0 0 0 0 0 0 0 0 6,181
45 0 6,181
1980 0 45,678 42,513 21,231 58,140 116,994 391,626 206,152 0 0 0 882,335
1981 0 0 24,643 34,386 0 0 0 0 0 0 0 0 59,029
1982 0 0 7,566 7,921 0 0 0 0 0 0 0 0 15,487
I 1983 0 0 43,413 78,037 25,139 23,925 70,562 348,982 712,982 297,525 70,417 51,561 1,722,543
1984 18,615 0 55,790 90,360 100,551 59,833 150,949 328,116 152,562 0 0 105,140 1,061,917,
1985 73,180 133,916 79,433 69,117 65,463 26,842 0 6,198 0 0 0 19,246 473,395
I 1986 0 0 53,499 77,309 47,671 7,085 74,251 8,523 37,208 0 0 35,203 340,750
I 1987 18,595 29,913 51,006 47,342 3,579 57,525 44,851 64,711 89,107 0 0 15,233 421,863
1988 0 11,193 16,051 51,855 49,516 0 0 0 0 0 0 0 128,615
1989 0 0 14,019 34,401 0 0 0 0 0 0 0 6,748 55,168
1990 0 0 0 50,105 0 0 0 0 0 0 0 0 50,105
1991 0 0 6,707 11,556 0 0 0 0 35,121 0 0 0 53,384
I 1992 0 0 10,638 44,068 0 27,243 0 0 0 0 0 0 81,950
1993 0 0 11,948 14,923 0 57,273 0 0 0 0 0 27,723 111,887
1994 2,900 9,665 31,165 27,040 0 0 0 0 0 0 0 0 70,770 i
1995 0 0 9,785 9,755 0 0 0 6,377 538,582 274,177 6,157 23,913 868,746
I 1996 0 18,195 27,015 19,505 0 0 0 0 35,254 0 0 79,294 179,264
1997 23,556 7,785 24,155 43,845 0 0 0 0 148,338 15,380 67,296 21,444 351,800
Average , 5,000 7,329 17,595 24,353 8,923 10,681 12,111 36,056 49,014 16,259 2,616 8,146 _ 198,084
I (1)These data are based on not diverting water during those periods when flows at Grand Island,Nebraska are below the U.S.Fish and Wildlife target flows
for that location. Water would not be diverted when flows at Julesburg,Colorado gage are below 120 cfs for the period April 1 -October 15.
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