Hells Canyon Reservoir

Flows into the Snake River

  • Recommended Fishing Water

Hells Canyon Reservoir in Adams County is 1,254.9 acres.

Facilities

Motor Restriction
No
Boat Ramp
Yes
Dock
Yes
Toilet
Yes
Campground
Yes
ADA Access
Handicap Accessible

Recommended Game Fish

Species Observed in Surveys

Fish Stocking Records

Date Species Quantity General Size
4/22/2019 Steelhead 41 Adults
4/18/2019 Steelhead 5 Adults
4/15/2019 Steelhead 15 Adults
4/11/2019 Steelhead 20 Adults
4/25/2018 Steelhead 3 Adults
4/24/2018 Steelhead 3 Adults
4/23/2018 Steelhead 43 Adults
4/16/2018 Steelhead 6 Adults
4/12/2018 Steelhead 12 Adults
4/3/2018 Steelhead 1 Adults
11/22/2017 Steelhead 129 Adults
11/21/2017 Steelhead 21 Adults
11/14/2017 Steelhead 19 Adults
11/13/2017 Steelhead 133 Adults
4/6/2017 Steelhead 32 Adults
11/28/2016 Steelhead 4 Adults
11/23/2016 Steelhead 5 Adults
11/21/2016 Steelhead 1 Adults
11/14/2016 Steelhead 273 Adults
11/8/2016 Steelhead 35 Adults
11/7/2016 Steelhead 216 Adults
5/31/2016 Rainbow Trout 1 Adults
4/21/2016 Steelhead 14 Adults
4/14/2016 Steelhead 1 Adults
4/7/2016 Steelhead 11 Adults
11/19/2015 Steelhead 1 Adults
11/18/2015 Steelhead 19 Adults
11/17/2015 Steelhead 39 Adults
11/9/2015 Steelhead 247 Adults
5/26/2015 Steelhead 2 Adults
5/20/2015 Steelhead 11 Adults
5/19/2015 Steelhead 6 Adults
5/18/2015 Steelhead 17 Adults
4/23/2015 Steelhead 70 Adults
4/20/2015 Steelhead 36 Adults
4/16/2015 Steelhead 5 Adults
4/13/2015 Steelhead 4 Adults
4/9/2015 Steelhead 22 Adults
4/7/2015 Steelhead 40 Adults
11/26/2014 Steelhead 35 Adults
11/25/2014 Steelhead 52 Adults
11/24/2014 Steelhead 89 Adults
11/19/2014 Steelhead 69 Adults
11/18/2014 Steelhead 12 Adults
11/17/2014 Steelhead 1 Adults
11/12/2014 Steelhead 230 Adults
11/11/2014 Steelhead 9 Adults
11/5/2014 Steelhead 239 Adults
11/4/2014 Steelhead 107 Adults
4/24/2014 Steelhead 70 Adults
4/21/2014 Steelhead 2 Adults
4/17/2014 Steelhead 22 Adults
4/14/2014 Steelhead 12 Adults
4/10/2014 Steelhead 9 Adults
4/9/2014 Rainbow Trout 9 Adults
3/24/2014 Steelhead 5 Adults
11/20/2013 Steelhead 30 Adults
11/19/2013 Steelhead 170 Adults
11/15/2012 Steelhead 85 Adults
11/1/2012 Steelhead 96 Adults
10/31/2012 Steelhead 97 Adults
10/29/2012 Steelhead 32 Adults
10/25/2012 Steelhead 20 Adults
10/24/2012 Steelhead 95 Adults
10/23/2012 Steelhead 110 Adults
10/8/2012 Steelhead 51 Adults
11/23/2011 Steelhead 85 Adults
11/22/2011 Steelhead 221 Adults
11/21/2011 Steelhead 8 Adults
11/16/2011 Steelhead 216 Adults
11/9/2011 Steelhead 110 Adults
11/8/2011 Steelhead 2 Adults
11/7/2011 Steelhead 112 Adults
11/3/2011 Steelhead 86 Adults
11/2/2011 Steelhead 137 Adults
7/13/2011 Rainbow Trout 1 Adults
7/11/2011 Rainbow Trout 2 Adults
5/3/2011 Steelhead 1 Adults
4/27/2011 Steelhead 2 Adults
12/5/2010 Steelhead 450 Adults
12/1/2010 Steelhead 52 Adults
11/24/2010 Steelhead 58 Adults
11/23/2010 Steelhead 30 Adults
11/22/2010 Steelhead 181 Adults
11/17/2010 Steelhead 14 Adults
11/16/2010 Steelhead 125 Adults
11/15/2010 Steelhead 154 Adults
11/10/2010 Steelhead 161 Adults
11/9/2010 Steelhead 185 Adults
11/2/2010 Steelhead 189 Adults
11/1/2010 Steelhead 142 Adults
11/23/2009 Steelhead 28 Adults
11/18/2009 Steelhead 46 Adults
11/17/2009 Steelhead 220 Adults
11/16/2009 Steelhead 183 Adults
11/11/2009 Steelhead 123 Adults
11/10/2009 Steelhead 112 Adults
11/9/2009 Steelhead 143 Adults
11/4/2009 Steelhead 101 Adults
11/3/2009 Steelhead 72 Adults
11/2/2009 Steelhead 96 Adults
10/28/2009 Steelhead 106 Adults
10/27/2009 Rainbow Trout 75 Adults
10/26/2009 Steelhead 54 Adults
11/27/2007 Steelhead 188 Adults
11/20/2007 Steelhead 19 Adults
11/19/2007 Steelhead 46 Adults
11/15/2007 Steelhead 2 Adults
11/13/2007 Steelhead 114 Adults
11/7/2007 Steelhead 139 Adults
11/6/2007 Steelhead 139 Adults
11/5/2007 Steelhead 91 Adults
10/31/2007 Steelhead 149 Adults
10/30/2007 Steelhead 80 Adults
10/29/2007 Steelhead 33 Adults
4/30/2007 Steelhead 85 Adults
12/13/2006 Steelhead 4 Adults
12/6/2006 Steelhead 11 Adults
11/29/2006 Steelhead 8 Adults
11/28/2006 Steelhead 7 Adults
11/21/2006 Steelhead 28 Adults
11/20/2006 Steelhead 31 Adults
11/16/2006 Steelhead 25 Adults
11/15/2006 Steelhead 53 Adults
11/14/2006 Steelhead 170 Adults
11/13/2006 Steelhead 52 Adults
11/10/2006 Steelhead 18 Adults
11/8/2006 Steelhead 105 Adults
11/7/2006 Steelhead 81 Adults
11/6/2006 Steelhead 43 Adults
12/13/2005 Steelhead 29 Adults
11/14/2005 Steelhead 98 Adults
11/9/2005 Steelhead 288 Adults
11/8/2005 Steelhead 121 Adults
11/7/2005 Steelhead 119 Adults
11/2/2005 Steelhead 34 Adults
11/1/2005 Steelhead 132 Adults
10/31/2005 Steelhead 206 Adults
5/5/2005 Steelhead 63 Adults
3/14/2005 Steelhead 40 Adults
3/7/2005 Steelhead 2 Adults
11/30/2004 Rainbow Trout 131 Adults
11/23/2004 Rainbow Trout 214 Adults
11/22/2004 Rainbow Trout 127 Adults
11/17/2004 Rainbow Trout 30 Adults
11/16/2004 Rainbow Trout 66 Adults
11/15/2004 Rainbow Trout 48 Adults
11/10/2004 Rainbow Trout 84 Adults
11/9/2004 Rainbow Trout 31 Adults
11/8/2004 Steelhead 40 Adults
11/3/2004 Steelhead 91 Adults
11/2/2004 Steelhead 141 Adults
11/1/2004 Rainbow Trout 45 Adults
5/13/2004 Steelhead 14 Adults
4/28/2004 Steelhead 5 Adults
4/19/2004 Steelhead 10 Adults
4/12/2004 Steelhead 3 Adults
4/8/2004 Steelhead 5 Adults
4/5/2004 Steelhead 1 Adults
4/1/2004 Steelhead 3 Adults
3/25/2004 Steelhead 4 Adults
3/22/2004 Steelhead 3 Adults
3/15/2004 Steelhead 2 Adults
3/1/2004 Steelhead 4 Adults
12/9/2003 Steelhead 5 Adults
11/28/2003 Steelhead 16 Adults
11/24/2003 Steelhead 9 Adults
11/20/2003 Steelhead 112 Adults
11/19/2003 Steelhead 241 Adults
11/17/2003 Steelhead 195 Adults
11/13/2003 Steelhead 122 Adults
11/10/2003 Steelhead 185 Adults
11/5/2003 Steelhead 68 Adults
11/4/2003 Steelhead 70 Adults
5/11/2003 Steelhead 13 Adults
5/8/2003 Steelhead 20 Adults
5/1/2003 Steelhead 4 Adults
4/24/2003 Steelhead 2 Adults
4/21/2003 Steelhead 3 Adults
4/17/2003 Steelhead 6 Adults
4/10/2003 Steelhead 5 Adults
4/7/2003 Steelhead 18 Adults
4/3/2003 Steelhead 16 Adults
3/31/2003 Steelhead 6 Adults
3/27/2003 Steelhead 10 Adults
3/24/2003 Steelhead 24 Adults
3/20/2003 Steelhead 22 Adults
3/3/2003 Steelhead 9 Adults
11/14/2002 Steelhead 103 Adults
11/11/2002 Steelhead 189 Adults
11/7/2002 Steelhead 13 Adults
11/6/2002 Steelhead 116 Adults
11/5/2002 Steelhead 183 Adults
11/4/2002 Steelhead 110 Adults
10/31/2002 Steelhead 35 Adults
10/30/2002 Steelhead 163 Adults
10/29/2002 Steelhead 126 Adults
10/28/2002 Steelhead 25 Adults
5/1/2002 Steelhead 30 Adults
4/6/2002 Steelhead 47 Adults
4/4/2002 Steelhead 2 Adults
4/3/2002 Steelhead 251 Adults
4/2/2002 Steelhead 9 Adults
3/28/2002 Steelhead 8 Adults
3/27/2002 Steelhead 6 Adults
11/27/2001 Steelhead 20 Adults
11/19/2001 Steelhead 35 Adults
11/15/2001 Steelhead 99 Adults
11/14/2001 Steelhead 93 Adults
11/13/2001 Steelhead 110 Adults
11/7/2001 Steelhead 92 Adults
11/6/2001 Steelhead 87 Adults
11/5/2001 Steelhead 101 Adults
10/31/2001 Steelhead 139 Adults
10/30/2001 Steelhead 143 Adults
10/29/2001 Steelhead 115 Adults
5/7/2001 Steelhead 14 Adults
5/3/2001 Steelhead 23 Adults
4/2/2001 Steelhead 33 Adults
3/29/2001 Steelhead 31 Adults
3/19/2001 Steelhead 3 Adults
12/5/2000 Steelhead 16 Adults
12/4/2000 Steelhead 9 Adults
11/30/2000 Steelhead 11 Adults
11/29/2000 Steelhead 15 Adults
11/28/2000 Steelhead 20 Adults
11/27/2000 Steelhead 15 Adults
11/22/2000 Steelhead 9 Adults
11/21/2000 Steelhead 24 Adults
11/20/2000 Steelhead 37 Adults
11/18/2000 Steelhead 36 Adults
11/9/2000 Steelhead 300 Adults
10/30/2000 Steelhead 303 Adults
10/16/2000 Rainbow Trout 10,227 Greater than 6 inches
5/2/2000 Steelhead 34 Adults
4/4/2000 Steelhead 120 Adults
3/30/2000 Steelhead 50 Adults
11/16/1999 Steelhead 100 Adults
11/4/1999 Steelhead 200 Adults
10/25/1999 Rainbow Trout 12,097 Greater than 6 inches
11/5/1998 Steelhead 200 Adults
7/13/1998 Rainbow Trout 9,924 Greater than 6 inches
7/9/1998 Rainbow Trout 3,398 Greater than 6 inches
4/30/1998 Steelhead 48 Adults
3/2/1998 Steelhead 34 Adults
7/28/1997 Rainbow Trout 10,126 Greater than 6 inches
12/18/1996 Steelhead 81 Adults
11/14/1996 Steelhead 100 Adults
10/22/1996 Rainbow Trout 31,000 Less than 6 inches
4/16/1996 Steelhead 19 Adults
12/7/1995 Steelhead 52 Adults
11/16/1995 Steelhead 76 Adults
11/9/1995 Rainbow Trout 25,725 Less than 6 inches
5/11/1995 Steelhead 28 Adults
10/25/1994 Rainbow Trout 25,000 Less than 6 inches
6/14/1994 White Sturgeon 40 Adults
5/4/1994 Kokanee 130,000 Less than 6 inches
4/28/1994 Steelhead 53 Adults
3/17/1994 Steelhead 58 Adults
3/14/1994 Steelhead 42 Adults
10/14/1993 Rainbow Trout 67,035 Less than 6 inches
4/22/1993 Steelhead 29 Adults
3/12/1993 Steelhead 100 Adults
10/15/1992 Rainbow Trout 45,000 Less than 6 inches
4/2/1992 Steelhead 134 Adults
10/8/1991 Rainbow Trout 67,500 Less than 6 inches
5/14/1991 White Sturgeon 100 Greater than 6 inches
10/23/1990 Cutbow - Cutthroat x Rainbow Trout 139,380 Less than 6 inches
4/26/1990 Steelhead 198 Adults
4/24/1990 Steelhead 35 Adults
10/31/1989 Steelhead 400 Adults
10/18/1989 Rainbow Trout 107,520 Less than 6 inches
10/17/1989 Rainbow Trout 48,000 Less than 6 inches
4/3/1989 Steelhead 200 Adults
3/25/1989 Steelhead 200 Adults
1/10/1989 Steelhead 166 Adults
12/30/1988 Steelhead 35 Adults
11/13/1987 Smallmouth Bass 1,026 Less than 6 inches
4/21/1987 Rainbow Trout 30,140 Less than 6 inches
4/12/1987 Steelhead 64 Adults
3/31/1987 Steelhead 55 Adults
3/26/1987 Steelhead 69 Adults
3/24/1987 Steelhead 190 Adults
12/7/1986 Steelhead 21 Adults
11/29/1986 Steelhead 11 Adults
11/25/1986 Steelhead 17 Adults
11/23/1986 Steelhead 24 Adults
11/7/1986 Steelhead 50 Adults
11/6/1986 Steelhead 91 Adults
11/4/1986 Steelhead 110 Adults
10/23/1986 Steelhead 95 Adults
10/7/1986 Steelhead 60 Adults
10/31/1985 Steelhead 100 Adults
10/30/1985 Steelhead 200 Adults
10/17/1985 Steelhead 200 Adults
12/7/1983 Steelhead 150 Adults
9/16/1981 Rainbow Trout 10,200 Greater than 6 inches
9/27/1977 Smallmouth Bass 4,250 Less than 6 inches
9/4/1974 Rainbow Trout 600 Less than 6 inches
Source: IDFG Fish Stocking Database.

Licenses and Tags

Learn more about IDFG Licenses, Tags & Permits
 

Fishing Rules

All Waters Open All Year

Except as modified in Special Rules
Fishing is not allowed within the posted upstream and downstream boundary of any fish weir or trap.

Daily Bag Limits

The following daily bag limits apply to all waters within each region except as modified in the Special Rules. The possession limit is 3-times the daily bag limit after the second day of the season.

Special Rules

No Special Rules for Hells Canyon Reservoir.
Southwest Region Bag Limits
Bass (Largemouth and Smallmouth)
  • Bass limit is 6, both species combined
  • None under 12 inches
Brook Trout
  • Brook Trout limit is 25
  • Harvest allowed during any open season unless otherwise noted under Special Rules - if gear or bait restrictions are listed, they must be followed when fishing for Brook Trout
Bull Trout
  • Bull Trout limit is 0, catch-and-release
Kokanee
  • Kokanee limit is 6
Salmon (ocean-going)
  • Salmon seasons and limits are set annually by the Idaho Fish and Game Commission and issued in a separate brochure
  • Fishing for or targeting salmon is prohibited unless a salmon season is specifically opened for that water
Steelhead (ocean-going)
  • Defined as Rainbow Trout longer than twenty (20) inches in length in the Salmon River drainage (excluding lakes and Reservoirs). Between Hells Canyon Dam and Oxbow Dam and the Boise River from its mouth upstream to Barber Dam during steelhead seasons, steelhead are Rainbow Trout over twenty (20) inches in length with the adipose fin clipped (as evidenced by a healed scar)
  • Fishing for or targeting steelhead is prohibited unless a steelhead season is specifically opened for that water (see fishing regulations for details)
Sturgeon
  • Sturgeon limit is 0, catch-and-release
  • Sturgeon must not be removed from the water and must be released upon landing
  • Barbless hooks and sliding sinkers are required, see fishing regulations for details
Tiger Muskie
  • Tiger Muskie limit is 2, none under 40 inches
Trout includes Brown Trout, Lake Trout, Golden Trout, Arctic Grayling, Cutthroat Trout, Rainbow Trout, land-locked Chinook and Coho Salmon, trout hybrids (e.g. Tiger Trout)
  • Trout limit is 6, all species combined
  • Does not include Bull Trout and Brook Trout which are listed separately
Whitefish
  • Whitefish limit is 25
  • Harvest allowed during any open season unless otherwise noted under Special Rules - if gear or bait restrictions are listed, they must be followed when fishing for whitefish
Protected Nongame Fish includes Pacific Lamprey
  • May not be harvested or possessed
All Other Fish Species includes bullfrogs and crayfish
  • No bag, size or possession limit
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