WSP03461

• File Number: 8240.200.40.J
• Description: Colorado River Basin Threatened-Endangered Species - UCRBRIP - Yampa River - Environmental Studies
• State: CO
• Basin: Yampa/White
• Water Division: 6
• Date: 9/1/2004
• Author: USFWS
• Title: Management Plan for Endangered Fishes in the Yampa River Basin - Volume I -Environmental Assessment - USFWS - 09-01-2004
• Water Supply Pro - Doc Type: Report/Study

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Table 19. Streamflow augmentation in days/month as required bv nrotocol
Year AUl!l11entation demand (da s/month during base flow eriod. o;:~~ ~~f
Of ""rt Till ATTr. C"D nrT NOV nFr IA>J """ "AD
1913 0 II I 0 0 O. 0 0 0 1914 12
1915 0 4 5 0 0 0 31 28 0 1916 68
1931 0 0 14 0 0 0 0 0 0 1932 14
1933 0 0 0 0 0 0 8 I 0 1934 9
1934 31 30 30 I 0 0 0 0 0 1935 92
1935 0 0 17 18 26 27 0 0 0 1936 88
1936 0 0 0 0 3 0 0 0 0 1937 3
1937 0 0 3 0 2 0 0 0 0 1938 5
1939 0 10 8 0 0 0 13 0 0 1940 31
1940 0 26 24 0 0 8 ," 6 0 0 1941 64
1941 0 0 0 0 2 0 0 0 0 1942 2
1942 0 0 0 0 0 0 3 0 0 1943 3
1943 0 0 0 0 0 0 0 3 0 1944 3
1944 0 22 30 6 3 0 0 0 0 1945 61
1946 0 0 0 0 0 2 0 0 0 1947 2
1948 0 0 15 0 0 0 0 0 0 1949 15
1950 0 I 13 0 0 2 0 0 0 1951 16
1954 0 15 15 0 I 5 0 5 0 1955 41
1955 0 0 23 0 0 0 0 0 0 1956 23
1956 0 0 17 4 0 0 0 0 0 1957 21
1957 0 0 0 0 2 0 0 0 0 1958 2
1959 0 0 12 0 0 5 0 0 0 1960 17
1960 0 0 17 0 0 0 0 0 0 1961 17
1961 0 17 3 0 0 0 0 0 0 1962 20
1963 0 7 0 0 0 0 0 0 0 1963 7
1964 0 0 0 0 3 17 O' 0 0 1964 20
1966 0 13 18 0 0 0 0 0 0 1965 31
1967 0 0 0 0 3 5 0 0 0 1968 8
1968 0 0 0 0 0 2 0 0 0 1967 2
1972 0 13 3 0 0 0 0 0 0 1973 16
1974 0 0 19 7 0 0 0 0 0 1975 26
1976 0 0 7 0 0 0 0 0 0 1977 7
1977 23 26 29. 5 2 0 0 0 0 1978 85
1978 0 0 0 0 2 5 0 0 0 1979 7
1981 0 4 15 5 0 0 0 0 0 1982 24
1988 0 6 14 0 0 0 0 0 0 1989 20
1989 0 3 13 0 0 0 0 0 0 1990 16
1990 0 19 30 8 0 0 0 0 0 1991 57
1991 0 0 5 0 0 0 0 0 0 1992 5
1992 0 10 30 9 0 0 0 0 0 1993 49
1994 9 15 14 0 0 0 0 0 0 1995 38
1995 0 0 0 15 17 I 0 0 0 1996 33
1996 0 0 13 0 0 0 0 0 0 1997 13
1998 0 0 3 - - - - - - - 3
AveraQ:ec I 3 5 1 I I I 0 0 A vera.e 12
Davs/mo. Number ofvears auornentation fr~uencvc is !!Teater than or eaual to "Da sima." DaVs/VT . #Years
>0 3 19 31 10 12 II 5 4 0 >0 44
>10 2 13 22 2 2 2 2 I 0 >15 26
>20 2 4 7 0 I I I I 0 >30 13
>30 I I 4 0 0 0 I 0 0 >60 6

. Augmentation year begins July t and ends Marcb 31 of the following year; only years for wbich augmentation is
required are sbown; shaded cells bave all or a significant portion of demand unmet due to limited water supply.

b Total annual demands (days/year in bold) are supply-limited to -7,000 AF, including transit-loss allowance.

, Average monthly demand (days/month) of all years based on nn1imited supply.

d Average annual demand (days/year) of all years based on water supply limited to -7,000 AF.

Management Plan for Endangered Fishes in the Yampa River Basin

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