Hells Canyon Reservoir

Flows into the Snake River

  • Recommended Fishing Water

Hells Canyon Reservoir in Adams County is 1,254.5 acres.

Interactive Map
 Download KMZ

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
2024/04/23 Steelhead A-Run 14 Adults
2024/04/22 Steelhead A-Run 49 Adults
2024/04/18 Steelhead A-Run 22 Adults
2024/04/15 Steelhead A-Run 26 Adults
2024/04/11 Steelhead A-Run 32 Adults
2024/04/08 Steelhead A-Run 42 Adults
2024/04/04 Steelhead A-Run 37 Adults
2024/04/01 Steelhead A-Run 15 Adults
2024/03/28 Steelhead A-Run 13 Adults
2024/03/25 Steelhead A-Run 33 Adults
2024/03/21 Steelhead A-Run 15 Adults
2024/03/18 Steelhead A-Run 29 Adults
2023/11/21 Steelhead A-Run 67 Adults
2023/11/20 Steelhead A-Run 160 Adults
2023/11/15 Steelhead A-Run 163 Adults
2023/04/27 Steelhead A-Run 71 Adults
2023/04/24 Steelhead A-Run 50 Adults
2023/04/20 Steelhead A-Run 58 Adults
2023/04/17 Steelhead A-Run 23 Adults
2023/04/13 Steelhead A-Run 23 Adults
2023/04/10 Steelhead A-Run 34 Adults
2023/04/06 Steelhead A-Run 13 Adults
2023/04/03 Steelhead A-Run 21 Adults
2023/03/30 Steelhead A-Run 13 Adults
2023/03/27 Steelhead A-Run 12 Adults
2023/03/23 Steelhead A-Run 12 Adults
2022/11/29 Steelhead A-Run 25 Adults
2022/11/28 Steelhead A-Run 26 Adults
2022/11/23 Steelhead A-Run 7 Adults
2022/11/22 Steelhead A-Run 15 Adults
2022/11/21 Steelhead A-Run 24 Adults
2022/11/16 Steelhead A-Run 110 Adults
2022/04/27 Steelhead A-Run 6 Adults
2022/04/25 Steelhead A-Run 59 Adults
2022/04/21 Steelhead A-Run 57 Adults
2022/04/18 Steelhead A-Run 57 Adults
2022/04/14 Steelhead A-Run 37 Adults
2022/04/11 Steelhead A-Run 44 Adults
2022/04/07 Steelhead A-Run 31 Adults
2022/04/04 Steelhead A-Run 22 Adults
2022/03/31 Steelhead A-Run 12 Adults
2022/03/29 Steelhead A-Run 13 Adults
2022/03/24 Steelhead A-Run 11 Adults
2022/03/21 Steelhead A-Run 13 Adults
2022/03/17 Steelhead A-Run 3 Adults
2021/11/23 Steelhead A-Run 55 Adults
2021/11/22 Steelhead A-Run 45 Adults
2021/11/09 Steelhead A-Run 83 Adults
2021/04/19 Steelhead A-Run 50 Adults
2021/04/15 Steelhead A-Run 13 Adults
2021/04/12 Steelhead A-Run 6 Adults
2021/04/08 Steelhead A-Run 3 Adults
2021/04/05 Steelhead A-Run 2 Adults
2021/04/01 Steelhead A-Run 1 Adults
2021/03/22 Steelhead A-Run 4 Adults
2021/03/18 Steelhead A-Run 3 Adults
2020/12/01 Steelhead A-Run 22 Adults
2020/11/25 Steelhead A-Run 20 Adults
2020/11/24 Steelhead A-Run 28 Adults
2020/11/18 Steelhead A-Run 191 Adults
2020/11/17 Steelhead A-Run 101 Adults
2020/04/15 Steelhead A-Run 2 Adults
2020/04/14 Steelhead A-Run 7 Adults
2020/04/13 Steelhead A-Run 39 Adults
2019/04/22 Steelhead A-Run 41 Adults
2019/04/18 Steelhead A-Run 5 Adults
2019/04/15 Steelhead A-Run 15 Adults
2019/04/11 Steelhead A-Run 20 Adults
2018/04/25 Steelhead A-Run 3 Adults
2018/04/24 Steelhead A-Run 3 Adults
2018/04/23 Steelhead A-Run 43 Adults
2018/04/16 Steelhead A-Run 6 Adults
2018/04/12 Steelhead A-Run 12 Adults
2018/04/03 Steelhead A-Run 1 Adults
2017/11/22 Steelhead A-Run 129 Adults
2017/11/21 Steelhead A-Run 21 Adults
2017/11/14 Steelhead A-Run 19 Adults
2017/11/13 Steelhead A-Run 133 Adults
2017/04/06 Steelhead A-Run 32 Adults
2016/11/28 Steelhead A-Run 4 Adults
2016/11/23 Steelhead A-Run 5 Adults
2016/11/21 Steelhead A-Run 1 Adults
2016/11/14 Steelhead A-Run 273 Adults
2016/11/08 Steelhead A-Run 35 Adults
2016/11/07 Steelhead A-Run 216 Adults
2016/05/31 Rainbow Unspecified 1 Adults
2016/04/21 Steelhead A-Run 14 Adults
2016/04/14 Steelhead A-Run 1 Adults
2016/04/07 Steelhead A-Run 11 Adults
2015/11/19 Steelhead A-Run 1 Adults
2015/11/18 Steelhead A-Run 19 Adults
2015/11/17 Steelhead A-Run 39 Adults
2015/11/09 Steelhead A-Run 247 Adults
2015/05/26 Steelhead A-Run 2 Adults
2015/05/20 Steelhead A-Run 11 Adults
2015/05/19 Steelhead A-Run 6 Adults
2015/05/18 Steelhead A-Run 17 Adults
2015/04/23 Steelhead A-Run 70 Adults
2015/04/20 Steelhead A-Run 36 Adults
2015/04/16 Steelhead A-Run 5 Adults
2015/04/13 Steelhead A-Run 4 Adults
2015/04/09 Steelhead A-Run 22 Adults
2015/04/07 Steelhead A-Run 40 Adults
2014/11/26 Steelhead A-Run 35 Adults
2014/11/25 Steelhead A-Run 52 Adults
2014/11/24 Steelhead A-Run 89 Adults
2014/11/19 Steelhead A-Run 69 Adults
2014/11/18 Steelhead A-Run 12 Adults
2014/11/17 Steelhead A-Run 1 Adults
2014/11/12 Steelhead A-Run 230 Adults
2014/11/11 Steelhead A-Run 9 Adults
2014/11/05 Steelhead A-Run 239 Adults
2014/11/04 Steelhead A-Run 107 Adults
2014/04/24 Steelhead A-Run 70 Adults
2014/04/21 Steelhead A-Run 2 Adults
2014/04/17 Steelhead A-Run 22 Adults
2014/04/14 Steelhead A-Run 12 Adults
2014/04/10 Steelhead A-Run 9 Adults
2014/04/09 Rainbow Unspecified 9 Adults
2014/03/24 Steelhead A-Run 5 Adults
2013/11/20 Steelhead A-Run 30 Adults
2013/11/19 Steelhead A-Run 170 Adults
2012/11/15 Steelhead A-Run 85 Adults
2012/11/01 Steelhead A-Run 96 Adults
2012/10/31 Steelhead A-Run 97 Adults
2012/10/29 Steelhead A-Run 32 Adults
2012/10/25 Steelhead A-Run 20 Adults
2012/10/24 Steelhead A-Run 95 Adults
2012/10/23 Steelhead A-Run 110 Adults
2012/10/08 Steelhead A-Run 51 Adults
2011/11/23 Steelhead A-Run 85 Adults
2011/11/22 Steelhead A-Run 221 Adults
2011/11/21 Steelhead A-Run 8 Adults
2011/11/16 Steelhead A-Run 216 Adults
2011/11/09 Steelhead A-Run 110 Adults
2011/11/08 Steelhead A-Run 2 Adults
2011/11/07 Steelhead A-Run 112 Adults
2011/11/03 Steelhead A-Run 86 Adults
2011/11/02 Steelhead A-Run 137 Adults
2011/07/13 Rainbow Unspecified 1 Adults
2011/07/11 Rainbow Unspecified 2 Adults
2011/05/03 Steelhead A-Run 1 Adults
2011/04/27 Steelhead A-Run 2 Adults
2010/12/05 Steelhead A-Run 450 Adults
2010/12/01 Steelhead A-Run 52 Adults
2010/11/24 Steelhead A-Run 58 Adults
2010/11/23 Steelhead A-Run 30 Adults
2010/11/22 Steelhead A-Run 181 Adults
2010/11/17 Steelhead A-Run 14 Adults
2010/11/16 Steelhead A-Run 125 Adults
2010/11/15 Steelhead A-Run 154 Adults
2010/11/10 Steelhead A-Run 161 Adults
2010/11/09 Steelhead A-Run 185 Adults
2010/11/02 Steelhead A-Run 189 Adults
2010/11/01 Steelhead A-Run 142 Adults
2009/11/23 Steelhead A-Run 28 Adults
2009/11/18 Steelhead A-Run 46 Adults
2009/11/17 Steelhead A-Run 220 Adults
2009/11/16 Steelhead A-Run 183 Adults
2009/11/11 Steelhead A-Run 123 Adults
2009/11/10 Steelhead A-Run 112 Adults
2009/11/09 Steelhead A-Run 143 Adults
2009/11/04 Steelhead A-Run 101 Adults
2009/11/03 Steelhead A-Run 72 Adults
2009/11/02 Steelhead A-Run 96 Adults
2009/10/28 Steelhead A-Run 106 Adults
2009/10/27 Steelhead 75 Adults
2009/10/26 Steelhead A-Run 54 Adults
2007/11/27 Steelhead A-Run 188 Adults
2007/11/20 Steelhead A-Run 19 Adults
2007/11/19 Steelhead A-Run 46 Adults
2007/11/15 Steelhead A-Run 2 Adults
2007/11/13 Steelhead A-Run 114 Adults
2007/11/07 Steelhead A-Run 139 Adults
2007/11/06 Steelhead A-Run 139 Adults
2007/11/05 Steelhead A-Run 91 Adults
2007/10/31 Steelhead A-Run 149 Adults
2007/10/30 Steelhead A-Run 80 Adults
2007/10/29 Steelhead A-Run 33 Adults
2007/04/30 Steelhead A-Run 85 Adults
2006/12/13 Steelhead A-Run 4 Adults
2006/12/06 Steelhead A-Run 11 Adults
2006/11/29 Steelhead A-Run 8 Adults
2006/11/28 Steelhead A-Run 7 Adults
2006/11/21 Steelhead A-Run 28 Adults
2006/11/20 Steelhead A-Run 31 Adults
2006/11/16 Steelhead A-Run 25 Adults
2006/11/15 Steelhead A-Run 53 Adults
2006/11/14 Steelhead A-Run 170 Adults
2006/11/13 Steelhead A-Run 52 Adults
2006/11/10 Steelhead A-Run 18 Adults
2006/11/08 Steelhead A-Run 105 Adults
2006/11/07 Steelhead A-Run 81 Adults
2006/11/06 Steelhead A-Run 43 Adults
2005/12/13 Steelhead A-Run 29 Adults
2005/11/14 Steelhead A-Run 98 Adults
2005/11/09 Steelhead A-Run 288 Adults
2005/11/08 Steelhead A-Run 121 Adults
2005/11/07 Steelhead A-Run 119 Adults
2005/11/02 Steelhead A-Run 34 Adults
2005/11/01 Steelhead A-Run 132 Adults
2005/10/31 Steelhead A-Run 206 Adults
2005/05/05 Steelhead A-Run 63 Adults
2005/03/14 Steelhead A-Run 40 Adults
2005/03/07 Steelhead A-Run 2 Adults
2004/11/30 Steelhead 131 Adults
2004/11/23 Steelhead 214 Adults
2004/11/22 Steelhead 127 Adults
2004/11/17 Steelhead 30 Adults
2004/11/16 Steelhead 66 Adults
2004/11/15 Steelhead 48 Adults
2004/11/10 Steelhead 84 Adults
2004/11/09 Steelhead 31 Adults
2004/11/08 Steelhead A-Run 40 Adults
2004/11/03 Steelhead A-Run 91 Adults
2004/11/02 Steelhead A-Run 141 Adults
2004/11/01 Steelhead 45 Adults
2004/05/13 Steelhead A-Run 14 Adults
2004/04/28 Steelhead A-Run 5 Adults
2004/04/19 Steelhead A-Run 10 Adults
2004/04/12 Steelhead A-Run 3 Adults
2004/04/08 Steelhead A-Run 5 Adults
2004/04/05 Steelhead A-Run 1 Adults
2004/04/01 Steelhead A-Run 3 Adults
2004/03/25 Steelhead A-Run 4 Adults
2004/03/22 Steelhead A-Run 3 Adults
2004/03/15 Steelhead A-Run 2 Adults
2004/03/01 Steelhead A-Run 4 Adults
2003/12/09 Steelhead A-Run 5 Adults
2003/11/28 Steelhead A-Run 16 Adults
2003/11/24 Steelhead A-Run 9 Adults
2003/11/20 Steelhead A-Run 112 Adults
2003/11/19 Steelhead A-Run 241 Adults
2003/11/17 Steelhead A-Run 195 Adults
2003/11/13 Steelhead A-Run 122 Adults
2003/11/10 Steelhead A-Run 185 Adults
2003/11/05 Steelhead A-Run 68 Adults
2003/11/04 Steelhead A-Run 70 Adults
2003/05/11 Steelhead A-Run 13 Adults
2003/05/08 Steelhead A-Run 20 Adults
2003/05/01 Steelhead A-Run 4 Adults
2003/04/24 Steelhead A-Run 2 Adults
2003/04/21 Steelhead A-Run 3 Adults
2003/04/17 Steelhead A-Run 6 Adults
2003/04/10 Steelhead A-Run 5 Adults
2003/04/07 Steelhead A-Run 18 Adults
2003/04/03 Steelhead A-Run 16 Adults
2003/03/31 Steelhead A-Run 6 Adults
2003/03/27 Steelhead A-Run 10 Adults
2003/03/24 Steelhead A-Run 24 Adults
2003/03/20 Steelhead A-Run 22 Adults
2003/03/03 Steelhead A-Run 9 Adults
2002/11/14 Steelhead A-Run 103 Adults
2002/11/11 Steelhead A-Run 189 Adults
2002/11/07 Steelhead A-Run 13 Adults
2002/11/06 Steelhead A-Run 116 Adults
2002/11/05 Steelhead A-Run 183 Adults
2002/11/04 Steelhead A-Run 110 Adults
2002/10/31 Steelhead A-Run 35 Adults
2002/10/30 Steelhead A-Run 163 Adults
2002/10/29 Steelhead A-Run 126 Adults
2002/10/28 Steelhead A-Run 25 Adults
2002/05/01 Steelhead A-Run 30 Adults
2002/04/06 Steelhead A-Run 47 Adults
2002/04/04 Steelhead A-Run 2 Adults
2002/04/03 Steelhead A-Run 251 Adults
2002/04/02 Steelhead A-Run 9 Adults
2002/03/28 Steelhead A-Run 8 Adults
2002/03/27 Steelhead A-Run 6 Adults
2001/11/27 Steelhead A-Run 20 Adults
2001/11/19 Steelhead A-Run 35 Adults
2001/11/15 Steelhead A-Run 99 Adults
2001/11/14 Steelhead A-Run 93 Adults
2001/11/13 Steelhead A-Run 110 Adults
2001/11/07 Steelhead A-Run 92 Adults
2001/11/06 Steelhead A-Run 87 Adults
2001/11/05 Steelhead A-Run 101 Adults
2001/10/31 Steelhead A-Run 139 Adults
2001/10/30 Steelhead A-Run 143 Adults
2001/10/29 Steelhead A-Run 115 Adults
2001/05/07 Steelhead A-Run 14 Adults
2001/05/03 Steelhead A-Run 23 Adults
2001/04/02 Steelhead A-Run 33 Adults
2001/03/29 Steelhead A-Run 31 Adults
2001/03/19 Steelhead A-Run 3 Adults
2000/12/05 Steelhead A-Run 16 Adults
2000/12/04 Steelhead A-Run 9 Adults
2000/11/30 Steelhead A-Run 11 Adults
2000/11/29 Steelhead A-Run 15 Adults
2000/11/28 Steelhead A-Run 20 Adults
2000/11/27 Steelhead A-Run 15 Adults
2000/11/22 Steelhead A-Run 9 Adults
2000/11/21 Steelhead A-Run 24 Adults
2000/11/20 Steelhead A-Run 37 Adults
2000/11/18 Steelhead A-Run 36 Adults
2000/11/09 Steelhead A-Run 300 Adults
2000/10/30 Steelhead A-Run 303 Adults
2000/10/16 Mt Shasta Rainbow 10,227 Catchable (6+ inches)
2000/05/02 Steelhead A-Run 34 Adults
2000/04/04 Steelhead A-Run 120 Adults
2000/03/30 Steelhead A-Run 50 Adults
1999/11/16 Steelhead A-Run 100 Adults
1999/11/04 Steelhead A-Run 200 Adults
1999/10/25 Mt Shasta Rainbow 12,097 Catchable (6+ inches)
1998/11/05 Steelhead A-Run 200 Adults
1998/07/13 Rainbow Unspecified 9,924 Catchable (6+ inches)
1998/07/09 Rainbow Unspecified 3,398 Catchable (6+ inches)
1998/04/30 Steelhead A-Run 48 Adults
1998/03/02 Steelhead A-Run 34 Adults
1997/07/28 Rainbow Unspecified 10,126 Catchable (6+ inches)
1996/12/18 Steelhead A-Run 81 Adults
1996/11/14 Steelhead A-Run 100 Adults
1996/10/22 Colorado River Rainbow 31,000 Fingerling (3-6 inches)
1996/04/16 Steelhead A-Run 19 Adults
1995/12/07 Steelhead A-Run 52 Adults
1995/11/16 Steelhead A-Run 76 Adults
1995/11/09 Rainbow Unspecified 25,725 Fingerling (3-6 inches)
1995/05/11 Steelhead A-Run 28 Adults
1994/10/25 Rainbow - Hayspur Diploid 25,000 Fingerling (3-6 inches)
1994/06/14 White Sturgeon (Snake River) 40 Adults
1994/05/04 Kokanee - Early Spawner 130,000 Fry (0-3 inches)
1994/04/28 Steelhead A-Run 53 Adults
1994/03/17 Steelhead A-Run 58 Adults
1994/03/14 Steelhead A-Run 42 Adults
1993/10/14 Rainbow Unspecified 67,035 Fingerling (3-6 inches)
1993/04/22 Steelhead A-Run 29 Adults
1993/03/12 Steelhead A-Run 100 Adults
1992/10/15 Eagle Lake Rainbow 45,000 Fingerling (3-6 inches)
1992/04/02 Steelhead A-Run 134 Adults
1991/10/08 Eagle Lake Rainbow 67,500 Fingerling (3-6 inches)
1991/05/14 White Sturgeon (Snake River) 100 Catchable (6+ inches)
1990/10/23 Rainbow X Cutthroat - Diploid 139,380 Fingerling (3-6 inches)
1990/04/26 Steelhead A-Run 198 Adults
1990/04/24 Steelhead A-Run 35 Adults
1989/10/31 Steelhead A-Run 400 Adults
1989/10/18 Rainbow Unspecified 107,520 Fingerling (3-6 inches)
1989/10/17 Rainbow Unspecified 48,000 Fingerling (3-6 inches)
1989/04/03 Steelhead A-Run 200 Adults
1989/03/25 Steelhead A-Run 200 Adults
1989/01/10 Steelhead A-Run 166 Adults
1988/12/30 Steelhead A-Run 35 Adults
1987/11/13 Smallmouth Bass 1,026 Fry (0-3 inches)
1987/04/21 Domestic Kamloops 30,140 Fingerling (3-6 inches)
1987/04/12 Steelhead A-Run 64 Adults
1987/03/31 Steelhead A-Run 55 Adults
1987/03/26 Steelhead A-Run 69 Adults
1987/03/24 Steelhead A-Run 190 Adults
1986/12/07 Steelhead A-Run 21 Adults
1986/11/29 Steelhead A-Run 11 Adults
1986/11/25 Steelhead A-Run 17 Adults
1986/11/23 Steelhead A-Run 24 Adults
1986/11/07 Steelhead A-Run 50 Adults
1986/11/06 Steelhead A-Run 91 Adults
1986/11/04 Steelhead A-Run 110 Adults
1986/10/23 Steelhead A-Run 95 Adults
1986/10/07 Steelhead A-Run 60 Adults
1985/10/31 Steelhead A-Run 100 Adults
1985/10/30 Steelhead A-Run 200 Adults
1985/10/17 Steelhead A-Run 200 Adults
1983/12/07 Steelhead A-Run 150 Adults
1981/09/16 Rainbow Unspecified 10,200 Catchable (6+ inches)
1977/09/27 Smallmouth Bass 4,250 Fry (0-3 inches)
1974/09/04 Rainbow Unspecified 600 Fry (0-3 inches)
Source: IDFG Fish Stocking Database.

Licenses and Tags

Learn more about IDFG Licenses, Tags & Permits
 

See our separate page for Steelhead Season and Rules

Be aware of Fish Consumption Advisories associated with this waterbody. More information can be found here.

Fishing Rules, 2022 - 2024

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

  • Spring and summer Chinook Salmon seasons and limits are set by the Idaho Fish and Game Commission and issued in separate brochures
  • Seasons and limits for fall Chinook Salmon and Coho Salmon can be found here
  • Sockeye Salmon limit is 0 and fishing for or targeting Sockeye Salmon is illegal
  • 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 are required
  • Use of a sliding swivel device to secure a weight, and a lighter test line to secure weight to sliding swivel device is 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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