Hatfield Reservoir - stocking report
Hatfield Reservoir was last stocked on June 9, 2025: 1,000 Rainbow Trout (7.03 in avg).
Full stocking history
| Date | Species | Fish | Size | Hatchery |
|---|---|---|---|---|
| June 9, 2025 | Rainbow Trout | 1,000 | 7.03 in avg | Fort Peck Hatchery |
| May 15, 2024 | Rainbow Trout | 3,000 | 2.92 in avg | Fort Peck Hatchery |
| May 17, 2023 | Rainbow Trout | 3,000 | 2.63 in avg | Fort Peck Hatchery |
| May 11, 2022 | Rainbow Trout | 3,000 | 3.25 in avg | Fort Peck Hatchery |
| May 20, 2020 | Rainbow Trout | 3,113 | 3.23 in avg | Fort Peck Hatchery |
| May 14, 2019 | Rainbow Trout | 3,000 | 2.65 in avg | Fort Peck Hatchery |
| May 4, 2018 | Rainbow Trout | 3,000 | 2.38 in avg | Fort Peck Hatchery |
| April 14, 2017 | Rainbow Trout | 3,000 | 2.02 in avg | Fort Peck Hatchery |
| April 8, 2016 | Rainbow Trout | 3,000 | 2.09 in avg | Fort Peck Hatchery |
| April 17, 2015 | Rainbow Trout | 3,000 | 2.04 in avg | Fort Peck Hatchery |
| April 17, 2014 | Rainbow Trout | 3,000 | 2.1 in avg | Fort Peck Hatchery |
| June 13, 2013 | Rainbow Trout | 2,994 | 3.0500000000000003 in avg | Fort Peck Hatchery |
| May 9, 2012 | Rainbow Trout | 3,000 | 2.71 in avg | Fort Peck Hatchery |
| June 2, 2011 | Rainbow Trout | 3,000 | 3.36 in avg | Fort Peck Hatchery |
| May 19, 2010 | Rainbow Trout | 3,000 | 3.59 in avg | Fort Peck Hatchery |
| April 22, 2009 | Rainbow Trout | 3,010 | 3 in avg | Big Springs Trout Hatchery |
| April 23, 2008 | Rainbow Trout | 3,002 | 3.35 in avg | Big Springs Trout Hatchery |
| April 17, 2007 | Rainbow Trout | 2,995 | 3.0700000000000003 in avg | Big Springs Trout Hatchery |
| April 27, 2006 | Rainbow Trout | 3,255 | 3.21 in avg | Big Springs Trout Hatchery |
| April 25, 2005 | Rainbow Trout | 3,000 | 3.22 in avg | Big Springs Trout Hatchery |
| April 26, 2004 | Rainbow Trout | 2,975 | 3.14 in avg | Big Springs Trout Hatchery |
| April 28, 2003 | Rainbow Trout | 3,038 | 3.18 in avg | Big Springs Trout Hatchery |
| May 1, 2002 | Rainbow Trout | 2,985 | 3.4 in avg | Big Springs Trout Hatchery |
| April 26, 2001 | Rainbow Trout | 3,003 | 3 in avg | Big Springs Trout Hatchery |
| April 21, 2000 | Rainbow Trout | 3,023 | 3.3000000000000003 in avg | Big Springs Trout Hatchery |
| April 26, 1999 | Rainbow Trout | 3,016 | 3.6 in avg | Big Springs Trout Hatchery |
| April 28, 1998 | Rainbow Trout | 2,118 | 3.9 in avg | Big Springs Trout Hatchery |
| April 28, 1998 | Rainbow Trout | 883 | 2.9 in avg | Big Springs Trout Hatchery |
| April 27, 1997 | Rainbow Trout | 3,028 | 3.3000000000000003 in avg | Big Springs Trout Hatchery |
| April 22, 1996 | Rainbow Trout | 3,350 | 2.6 in avg | Big Springs Trout Hatchery |
| April 18, 1995 | Rainbow Trout | 3,103 | 2.9 in avg | Big Springs Trout Hatchery |
| April 19, 1994 | Rainbow Trout | 3,010 | 3.1 in avg | Big Springs Trout Hatchery |
| April 13, 1990 | Rainbow Trout | 2,500 | 2.8000000000000003 in avg | Giant Springs Trout Hatchery |
| May 2, 1989 | Rainbow Trout | 3,133 | 3.6 in avg | Big Springs Trout Hatchery |
| April 7, 1988 | Rainbow Trout | 3,024 | 3.4 in avg | Big Springs Trout Hatchery |
| April 14, 1987 | Rainbow Trout | 3,006 | 3.3000000000000003 in avg | Big Springs Trout Hatchery |
| May 27, 1986 | Rainbow Trout | 3,045 | 4 in avg | Big Springs Trout Hatchery |
| May 4, 1985 | Rainbow Trout | 3,016 | 4 in avg | Big Springs Trout Hatchery |
| May 10, 1984 | Rainbow Trout | 3,007 | 4 in avg | Big Springs Trout Hatchery |
| May 3, 1983 | Rainbow Trout | 3,016 | 7 in avg | Big Springs Trout Hatchery |
| May 3, 1982 | Rainbow Trout | 3,002 | 4 in avg | Big Springs Trout Hatchery |
| April 14, 1981 | Rainbow Trout | 3,007 | 4 in avg | Big Springs Trout Hatchery |
| May 1, 1980 | Rainbow Trout | 3,489 | 4 in avg | Big Springs Trout Hatchery |
| July 2, 1979 | Rainbow Trout | 3,005 | 5 in avg | Big Springs Trout Hatchery |
| June 14, 1978 | Rainbow Trout | 3,060 | 5 in avg | Big Springs Trout Hatchery |
| April 18, 1977 | Rainbow Trout | 2,508 | 4 in avg | Big Springs Trout Hatchery |
| April 21, 1976 | Rainbow Trout | 2,496 | 5 in avg | Big Springs Trout Hatchery |
| June 4, 1975 | Rainbow Trout | 2,520 | 5 in avg | Big Springs Trout Hatchery |
| May 6, 1974 | Rainbow Trout | 2,520 | 4 in avg | Big Springs Trout Hatchery |
| May 1, 1973 | Rainbow Trout | 2,178 | 2 in avg | Big Springs Trout Hatchery |
| April 27, 1972 | Rainbow Trout | 1,925 | 2 in avg | Big Springs Trout Hatchery |
| April 23, 1971 | Rainbow Trout | 2,100 | 2 in avg | Big Springs Trout Hatchery |
| June 9, 1970 | Rainbow Trout | 1,854 | 3 in avg | Big Springs Trout Hatchery |
| May 26, 1969 | Rainbow Trout | 2,310 | 4 in avg | Big Springs Trout Hatchery |
| April 30, 1968 | Rainbow Trout | 2,500 | 4 in avg | Big Springs Trout Hatchery |
Records shown exactly as published by Montana Fish, Wildlife & Parks. An event missing here does not mean the water was not stocked - some plants go unreported or are published elsewhere.
Data source: Montana Fish, Wildlife & Parks. Last updated: .