Porcupine Reservoir Fish Stocking
CACHE County, Utah · 1980–2026 on record
According to Utah DWR — Fish Stocking Report, Porcupine Reservoir was last stocked June 24, 2026 with Lake Trout. Porcupine Reservoir has 146 stocking records on file, spanning 1980–2026, with about 1,255,579 fish stocked over that period.
When Porcupine Reservoir is stocked
Porcupine Reservoir is typically stocked in spring and summer, most often in May — 58 stocking events in that peak month.
By species
Angler's Field Guide
Fishing Tips & Stocking Guide for Porcupine Reservoir
Practical advice on fish behavior, recommended tackle, and state regulations for anglers fishing in CACHE County, Utah.
Post-Plant Behavior & Timing
Hatchery-raised fish are conditioned to pelleted feed and open raceways. Following a release into Porcupine Reservoir, they typically congregate in schools near public access points, boat ramps, or inlets for the first 24 to 48 hours while adjusting to natural water conditions.
Since Porcupine Reservoir was last stocked June 24, 2026, anglers visiting within 1 to 2 weeks of a reported event generally experience the highest activity before fish disperse into deeper cover.
State Regulations & Licensing
- •Fishing License: A valid Utah freshwater fishing license is required for anglers age 16 and older.Purchase Utah license online →
- •Official Rules & Limits: Bag limits, bait restrictions, and seasonal boundaries are set by Utah fish & wildlife agency.Official Utah regulations guidebook →
- •Ethical Conservation: Use barbless hooks and keep fish submerged in water during unhooking.Trout Thermal Advisory: When water temperatures rise above 68°F (20°C), released trout face severe mortality from thermal exhaustion. Target warmwater species or fish early in the morning when lakes and streams warm up.
Recommended Tackle & Presentations
Techniques tailored to the species stocked in Porcupine Reservoir:
Stocked Trout Tactics
Use light 4–6 lb monofilament or fluorocarbon line. Float scented dough bait (PowerBait) 12–18" off bottom using a sliding slip-sinker rig with a size 14–16 treble hook. For active casting, throw 1/16 to 1/8 oz inline spinners (Panther Martin, Rooster Tail) or small spoons (Kastmaster) along drop-offs.
Kokanee & Salmon Tactics
Troll small dodgers followed by micro-hoochies or wedding ring spinners tipped with shoepeg corn. Use downriggers or lead-core line to reach cooler thermocline depths (typically 20–50 ft in summer).
Lake Trout Profile Tips
Typically targeted by deep trolling or jigging; older individuals can be true trophies given the species' slow growth and long lifespan.
Splake Profile Tips
Managed purely as a put-and-take hatchery fishery — splake do not naturally reproduce.
Recommended Tackle for Porcupine Reservoir
Field-tested tackle and presentations matched to the species stocked here.
Berkley PowerBait Floating Trout Dough
Hatchery-raised trout are conditioned to pelleted scents; scented dough floated 12–18 inches off bottom consistently triggers strikes.
Panther Martin Classic Teardrop Inline Spinner
The heavy convex blade spins instantly upon retrieval, sending vibration through the water that triggers aggressive reaction bites along drop-offs.
Sliding Sinker & Treble Hook Rigging Kit
Sliding egg sinkers allow cautious trout to run with bait without feeling line drag, while size 14–16 treble hooks keep dough bait securely pinned.
Mack's Lure Classic Wedding Ring Spinner
A classic Western trolling lure designed to be tipped with shoepeg corn and run behind a dodger in deep thermoclines.
As an Amazon Associate, StockedWaters earns from qualifying purchases at no additional cost to you. Recommendations are chosen for hatchery-conditioned fish behavior and ethical rigging. We may receive a referral commission if you buy through these links. Read our editorial policy & standards.
Nearby stocked waters
Other stocked waters near Porcupine Reservoir, freshest activity first.
Blacksmith Fork
8 miCACHE County · 1 species · 250 records
Last stocked June 2026
Wellsville Reservoir
13 miCACHE County · 8 species · 359 records
Last stocked June 2026
Hyrum Reservoir
9 miCACHE County · 12 species · 682 records
Last stocked May 2026
Mayor's Pond
14 miBOX ELDER County · 5 species · 182 records
Last stocked April 2026
Mantua Reservoir
10 miBOX ELDER County · 8 species · 350 records
Last stocked February 2026
Ogden River Lake Fork Mid
11 mi1 species · 1 records
Last stocked August 2009
Stocking history
Most recent stockings first. Dates shown at the precision the agency reported.
| Date | Species | Number | Size | Source |
|---|---|---|---|---|
| June 24, 2026 | Lake Trout | 7,564 | 4.1" | Utah DWR |
| June 24, 2026 | Splake | 1,763 | 2.71" | Utah DWR |
| May 21, 2026 | Rainbow Trout | 931 | 10.96" | Utah DWR |
| May 21, 2026 | Rainbow Trout | 931 | 10.96" | Utah DWR |
| May 19, 2026 | Rainbow Trout | 1,386 | 11.75" | Utah DWR |
| May 19, 2026 | Rainbow Trout | 1,386 | 11.75" | Utah DWR |
| May 18, 2026 | Rainbow Trout | 1,120 | 11.6" | Utah DWR |
| May 18, 2026 | Rainbow Trout | 1,705 | 11.73" | Utah DWR |
Show 42 more stocking records →
| Date | Species | Number | Size | Source |
|---|---|---|---|---|
| August 18, 2025 | Splake | 1,764 | 3.66" | Utah DWR |
| June 1, 2025 | Lake Trout | 3,753 | 3.7" | Utah DWR |
| May 20, 2025 | Rainbow Trout | 1,200 | 11.86" | Utah DWR |
| May 20, 2025 | Rainbow Trout | 450 | 11.86" | Utah DWR |
| May 20, 2025 | Rainbow Trout | 1,200 | 11.86" | Utah DWR |
| May 20, 2025 | Rainbow Trout | 450 | 11.86" | Utah DWR |
| May 19, 2025 | Rainbow Trout | 750 | 11.86" | Utah DWR |
| May 19, 2025 | Rainbow Trout | 1,350 | 11.86" | Utah DWR |
| May 19, 2025 | Rainbow Trout | 1,350 | 11.86" | Utah DWR |
| May 19, 2025 | Rainbow Trout | 750 | 11.86" | Utah DWR |
| May 15, 2024 | Rainbow Trout | 1,232 | 12.13" | Utah DWR |
| May 14, 2024 | Lake Trout | 7,379 | 3.19" | Utah DWR |
| May 9, 2024 | Rainbow Trout | 2,345 | 12.13" | Utah DWR |
| May 8, 2024 | Rainbow Trout | 1,764 | 12.13" | Utah DWR |
| May 8, 2024 | Rainbow Trout | 675 | 12.6" | Utah DWR |
| June 8, 2023 | Splake | 505 | 3.27" | Utah DWR |
| May 24, 2023 | Rainbow Trout | 2,560 | 11.6" | Utah DWR |
| April 19, 2022 | Rainbow Trout | 2,586 | 11.39" | Utah DWR |
| November 23, 2021 | Tiger Trout | 1,500 | 6.59" | Utah DWR |
| November 23, 2021 | Tiger Trout | 1,500 | 6.59" | Utah DWR |
| July 13, 2021 | Splake | 848 | 3.51" | Utah DWR |
| May 12, 2021 | Rainbow Trout | 2,501 | 11.8" | Utah DWR |
| July 24, 2020 | Rainbow Trout | 2,045 | 11.99" | Utah DWR |
| June 16, 2020 | Splake | 1,001 | 3.05" | Utah DWR |
| April 30, 2019 | Rainbow Trout | 735 | 11.94" | Utah DWR |
| June 21, 2018 | Splake | 1,006 | 3.18" | Utah DWR |
| May 4, 2018 | Rainbow Trout | 7,348 | 4.84" | Utah DWR |
| May 3, 2018 | Rainbow Trout | 8,800 | 4.84" | Utah DWR |
| May 2, 2018 | Rainbow Trout | 7,326 | 4.84" | Utah DWR |
| August 15, 2017 | Splake | 1,024 | 3.81" | Utah DWR |
| May 31, 2017 | Rainbow Trout | 20,878 | 3.11" | Utah DWR |
| July 21, 2016 | Splake | 1,006 | 3.55" | Utah DWR |
| July 11, 2016 | Brook Trout | 508 | 2.46" | Utah DWR |
| April 12, 2016 | Rainbow Trout | 22,015 | 2.76" | Utah DWR |
| July 1, 2015 | Splake | 1,009 | 3.22" | Utah DWR |
| April 8, 2015 | Rainbow Trout | 7,395 | 5.57" | Utah DWR |
| April 8, 2015 | Rainbow Trout | 7,395 | 5.57" | Utah DWR |
| April 8, 2015 | Rainbow Trout | 7,250 | 5.57" | Utah DWR |
| April 15, 2014 | Rainbow Trout | 22,016 | 3.39" | Utah DWR |
| April 23, 2012 | Rainbow Trout | 22,003 | 3.38" | Utah DWR |
| May 25, 2011 | Rainbow Trout | 14,235 | 3.53" | Utah DWR |
| May 25, 2011 | Rainbow Trout | 6,833 | 7.6" | Utah DWR |
Showing 50 of 146 stocking records.
Frequently asked
When was Porcupine Reservoir last stocked?
According to Utah DWR — Fish Stocking Report, Porcupine Reservoir was last stocked June 24, 2026 with Lake Trout.
What fish species are stocked in Porcupine Reservoir?
Porcupine Reservoir is stocked with Lake Trout, Splake, Rainbow Trout, Tiger Trout, Brook Trout, Kokanee, Trout (unspecified), and Cutthroat Trout.
What time of year is Porcupine Reservoir stocked?
Porcupine Reservoir is typically stocked in spring and summer, most often in May.
How often is Porcupine Reservoir stocked?
Porcupine Reservoir has been stocked about 3 times a year — 146 recorded stockings between 1980 and 2026.
How many fish have been stocked in Porcupine Reservoir?
About 1,255,579 fish have been stocked in Porcupine Reservoir across 146 recorded events since 1980, per Utah fish & wildlife agency.
What size are the fish stocked in Porcupine Reservoir?
Fish stocked in Porcupine Reservoir average about 6.1 inches, based on the sizes the agency reported.
Do you need a fishing license to fish Porcupine Reservoir?
Yes, all anglers age 16 and older generally need a valid Utah freshwater fishing license. Always review current regulations from Utah fish & wildlife agency for site-specific rules, bag limits, or stamps.
How do you catch stocked trout in Porcupine Reservoir?
Freshly stocked trout in Porcupine Reservoir typically respond well to floating dough bait (such as PowerBait) floated 12–18 inches off bottom on light 4–6 lb leader, live nightcrawlers under a bobber, and small inline spinners or spoons retrieved along shorelines and drop-offs.