Rock Lake Fish Stocking
SUMMIT County, Utah · 1983–2025 on record
According to Utah DWR — Fish Stocking Report, Rock Lake was last stocked July 2, 2025 with Tiger Trout. Rock Lake has 25 stocking records on file, spanning 1983–2025, with about 18,007 fish stocked over that period.
When Rock Lake is stocked
Rock Lake is typically stocked in summer, most often in July — 17 stocking events in that peak month.
Nearby stocked waters
Other stocked waters near Rock Lake, freshest activity first.
Washington Lake
1 miSUMMIT County · 6 species · 453 records
Last stocked July 2026
Haystack Lake
1 miSUMMIT County · 2 species · 35 records
Last stocked June 2025
Shadow Lake
0 miSUMMIT County · 1 species · 28 records
Last stocked June 2025
Lillian Lake
1 miSUMMIT County · 1 species · 28 records
Last stocked June 2025
Beth Lake
1 miSUMMIT County · 1 species · 26 records
Last stocked June 2025
Crystal Lake
1 miSUMMIT County · 1 species · 56 records
Last stocked June 2025
By species
Stocking history
Most recent stockings first. Dates shown at the precision the agency reported.
| Date | Species | Number | Size | Source |
|---|---|---|---|---|
| July 2, 2025 | Tiger Trout | 399 | 3.8" | Utah DWR |
| July 14, 2023 | Tiger Trout | 396 | 2.83" | Utah DWR |
| June 30, 2021 | Tiger Trout | 397 | 2.69" | Utah DWR |
| July 9, 2019 | Tiger Trout | 405 | 2.65" | Utah DWR |
| June 29, 2017 | Tiger Trout | 400 | 2.71" | Utah DWR |
| August 6, 2012 | Brook Trout | 795 | 2.68" | Utah DWR |
| July 1, 2010 | Brook Trout | 800 | 3" | Utah DWR |
| July 6, 2009 | Brook Trout | 800 | 2.71" | Utah DWR |
Show 17 more stocking records →
| Date | Species | Number | Size | Source |
|---|---|---|---|---|
| July 1, 2009 | Brook Trout | 800 | 3" | Utah DWR |
| July 9, 2007 | Brook Trout | 803 | 3.22" | Utah DWR |
| July 1, 2007 | Brook Trout | 800 | 3" | Utah DWR |
| July 13, 2005 | Brook Trout | 804 | 2.65" | Utah DWR |
| June 30, 2005 | Brook Trout | 800 | 3" | Utah DWR |
| June 30, 2003 | Brook Trout | 806 | 2.62" | Utah DWR |
| July 9, 2001 | Brook Trout | 804 | 2.65" | Utah DWR |
| July 5, 2000 | Brook Trout | 795 | 2.55" | Utah DWR |
| July 12, 1999 | Brook Trout | 795 | 2.72" | Utah DWR |
| July 8, 1997 | Brook Trout | 800 | 2.85" | Utah DWR |
| July 31, 1995 | Brook Trout | 800 | 3.14" | Utah DWR |
| July 21, 1993 | Brook Trout | 792 | 2.61" | Utah DWR |
| July 11, 1991 | Brook Trout | 798 | 3.1" | Utah DWR |
| June 27, 1989 | Brook Trout | 800 | 2.77" | Utah DWR |
| June 23, 1987 | Brook Trout | 808 | 2.67" | Utah DWR |
| June 27, 1985 | Brook Trout | 806 | — | Utah DWR |
| July 11, 1983 | Brook Trout | 804 | — | Utah DWR |
Frequently asked
When was Rock Lake last stocked?
According to Utah DWR — Fish Stocking Report, Rock Lake was last stocked July 2, 2025 with Tiger Trout.
What fish species are stocked in Rock Lake?
Rock Lake is stocked with Tiger Trout and Brook Trout.
What time of year is Rock Lake stocked?
Rock Lake is typically stocked in summer, most often in July.
How often is Rock Lake stocked?
Rock Lake is stocked intermittently — 25 recorded stockings between 1983 and 2025.
How many fish have been stocked in Rock Lake?
About 18,007 fish have been stocked in Rock Lake across 25 recorded events since 1983, per Utah fish & wildlife agency.
What size are the fish stocked in Rock Lake?
Fish stocked in Rock Lake average about 2.9 inches, based on the sizes the agency reported.