Data is updated every year about October/November time period



Tully Dam, E.B. Tully River
Peak Project Releases
by Water Year
(1949 - Present)
Drainage Area:  50 sq. miles
Normal Pool:  16 ft. (Summer), 13 ft. (Winter)
Gate Invert Elev.:  625 ft. NGVD
1" Runoff =   2,667 ac-ft
Storage at Spillway Crest:   8.1 in. / 21,500 ac-ft


Date Annual Peak
Release (cfs)
07 Jan 1949 431
  
31 Mar 1950 582
12 Apr 1951 826 1
08 Apr 1952 475
08 Apr 1953 547
20 Apr 1954 457
29 Apr 1955 432
08 May 1956 560
19 Mar 1957 276
26 Apr 1958 472
11 Apr 1959 492
  
21 Apr 1960 828 1
03 Apr 1961 412
10 Apr 1962 508
03 Apr 1963 404
31 Jan 1964 321
27 Mar 1965 283
28 Mar 1966 280
31 May 1967 418
01 Apr 1968 646
29 Apr 1969 470
  
13 Apr 1970 560
14 Apr 1971 510
26 Apr 1972 710
20 Mar 1973 696
30 Dec 1973 608
04 Apr 1975 643
21 Oct 1975 693
22 Mar 1977 715
01 Apr 1978 549
22 Mar 1979 791 1
  
16 Apr 1980 529
02 Mar 1981 715
21 Apr 1982 616
13 Apr 1983 508
11 Jun 1984 710
06 Apr 1985 472
21 Mar 1986 600
25 Apr 1987 638
02 Apr 1988 584
09 May 1989 660
  
23 Mar 1990 610
22 Aug 1991 639
12 Mar 1992 688
05 Apr 1993 684
11 Apr 1994 675
09 Apr 1995 653
28 Feb 1996 725
26 Dec 1996 697
20 Jun 1998 743
05 Mar 1999 657
  
24 Apr 2000 595
14 Apr 2001 789
14 May 2002 405
31 Mar 2003 800
30 Oct 2003 665
30 Mar 2005 795
24 Oct 2005 770
25 Apr 2007 844
10 Mar 2008 743
13 Dec 2008 714
  
05 Apr 2010 734
09 Sep 2011 850
09 Dec 2011 618
12 Jun 2013 766
18 Apr 2014 713
16 Apr 2015 553
26 Feb 2016 562
11 Apr 2017 692
12 Aug 2018 778
04 Nov 2018 749
  
16 Dec 2019 574
22 Jul 2021 692

Notes:
1.    Estimated Release