Mantua Reservoir

Mantua Reservoir last stocked February 9, 2026, with 57 stocking events on record since 2016.

Last stocked

February 9, 2026

Plants on record

57

Since 2016

Species recorded

4

Average size

9.6 in

Elevation

5,154 ft

Stocking history

Showing 15 of 57 plants Showing 57 plants

Source: Utah Division of Wildlife Resources.
Date Species Quantity Avg. length Source
February 9, 2026 Rainbow Trout 5,000 9.82 in report
September 30, 2025 Rainbow Trout 10,000 10.4 in report
March 18, 2025 Rainbow Trout 5,000 9.82 in report
October 28, 2024 Rainbow Trout 3,246 10.17 in report
October 22, 2024 Rainbow Trout 1,304 10.55 in report
October 18, 2024 Rainbow Trout 250 10.55 in report
September 16, 2024 Rainbow Trout 2,520 9.97 in report
September 12, 2024 Rainbow Trout 2,688 12.5 in report
April 16, 2024 Rainbow Trout 5,000 11.58 in report
October 3, 2023 Rainbow Trout 531 10.04 in report
September 25, 2023 Rainbow Trout 5,487 10.04 in report
September 25, 2023 Rainbow Trout 4,024 10.04 in report
May 3, 2023 Rainbow Trout 5,160 11.33 in report
October 4, 2022 Rainbow Trout 1,225 10.36 in report
September 28, 2022 Rainbow Trout 5,600 12.13 in report
September 28, 2022 Rainbow Trout 4,585 12.13 in report
September 27, 2022 Rainbow Trout 2,449 11.59 in report
September 27, 2022 Rainbow Trout 1,224 11.59 in report
September 15, 2022 Channel Catfish 3,280 3.12 in report
September 14, 2022 Channel Catfish 20,008 3.12 in report
June 2, 2022 Channel Catfish 702 11.7 in report
April 19, 2022 Rainbow Trout 5,000 9.25 in report
November 9, 2021 Rainbow Trout 1,080 11.16 in report
November 9, 2021 Rainbow Trout 810 11.16 in report
September 27, 2021 Rainbow Trout 9,604 10.16 in report
September 15, 2021 Channel Catfish 11,160 4.15 in report
September 15, 2021 Channel Catfish 12,205 3.97 in report
June 24, 2021 Channel Catfish 1,000 13.57 in report
June 24, 2021 Channel Catfish 831 18.42 in report
March 29, 2021 Rainbow Trout 5,000 8.67 in report
November 25, 2020 Rainbow Trout 1,172 8.27 in report
October 6, 2020 Rainbow Trout 12,727 10.23 in report
October 6, 2020 Rainbow Trout 2,100 10.39 in report
September 30, 2020 Tiger Trout 1,188 9.12 in report
September 17, 2020 Rainbow Trout 3,295 10.74 in report
September 15, 2020 Channel Catfish 18,601 2.48 in report
March 17, 2020 Rainbow Trout 3,250 7.83 in report
October 31, 2019 Channel Catfish 8,910 4.35 in report
October 7, 2019 Rainbow Trout 15,332 10.12 in report
September 30, 2019 Channel Catfish 2,254 3.12 in report
September 11, 2019 Channel Catfish 17,748 3.26 in report
April 4, 2019 Rainbow Trout 5,503 8.7 in report
November 17, 2018 Rainbow Trout 9,266 13.03 in report
October 16, 2018 Channel Catfish 18,912 4.38 in report
October 3, 2018 Rainbow Trout 2,000 8.48 in report
September 11, 2018 Channel Catfish 20,000 3.59 in report
September 5, 2018 Channel Catfish 161 29.99 in report
September 5, 2018 Channel Catfish 160 29.99 in report
July 10, 2018 Channel Catfish 44,430 0.58 in report
July 10, 2018 Channel Catfish 38,086 0.8 in report
March 13, 2018 Rainbow Trout 5,498 9.18 in report
October 16, 2017 Rainbow Trout 5,187 12.34 in report
October 16, 2017 Rainbow Trout 1,064 12.34 in report
March 28, 2017 Rainbow Trout 6,080 8.7 in report
October 19, 2016 Cutthroat Trout 19,696 2.65 in report
October 14, 2016 Rainbow Trout 15,068 11.94 in report
April 21, 2016 Rainbow Trout 3,542 9.96 in report
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Common questions

When was Mantua Reservoir last stocked?
Mantua Reservoir was last stocked on February 9, 2026, according to the Utah Division of Wildlife Resources.
How often is Mantua Reservoir stocked?
Mantua Reservoir has been stocked 57 times since 2016 in the records we have on file.
What species are stocked at Mantua Reservoir?
Mantua Reservoir has recorded stockings of Rainbow Trout, Cutthroat Trout, Channel Catfish, Tiger Trout.

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Access and facts

Water type
reservoir
Nearest town
Mantua
Shore access
Yes
Facilities
camping

Mantua Reservoir is owned and operated by Brigham City Corporation, with kayaking, boating and fishing popular in summer plus hiking trails around the lake. Two campgrounds serve visitors: Mantua Waterfront RV and a Box Elder County campground.

Sources: water_type (accessed 2026-09-19) , access (accessed 2026-09-19) , shore_notes (accessed 2026-09-19) , nearest_town (accessed 2026-09-19)

Species stocked here

Nearest lakes