Newlan Reservoir fishing

Newlan Reservoir fishing is stocked with Rainbow Trout, Brown Trout, Cutthroat Trout, and Kokanee Salmon on a reservoir. Also recorded: Burbot. It is stocked about 3.3 times a year since 2011, most often in June and September. Species guides list dawn and dusk for Rainbow Trout and Kokanee Salmon, dawn, day, and dusk for Brown Trout, and dusk and night for Burbot.

AI-generated illustration, not a photo of this lake
Last stocked
July 2, 2026
· Rainbow Trout
Plants on record
52
Since 2011
Species stocked
4 (+1 also recorded)
Average size
4.7 in
Elevation
5,268 ft

Fish at Newlan Reservoir

4 stocked · 1 confirmed present

Around the dates Newlan Reservoir is stocked, Open-Meteo's 2016-2025 archive puts mean air temperature at 55.9°F in June, 54.4°F in September, 64.7°F in July, 45.9°F in May. That is air temperature at these coordinates, not water temperature. Open-Meteo

Rainbow Trout Stocked · 29 plants · last July 2, 2026 Best: dawn, dusk

Last stocked July 2, 2026 · avg 5.1 in · 29 plants

Best: dawn, dusk

Rainbow Trout species guide
Kokanee Salmon Stocked · 12 plants · last May 12, 2026 Best: dawn, dusk

Last stocked May 12, 2026 · avg 2.9 in · 12 plants

Best: dawn, dusk

Kokanee Salmon species guide
Brown Trout Stocked · 4 plants · last June 3, 2022 Best: dawn, day, dusk

Last stocked June 3, 2022 · avg 5 in · 4 plants

Best: dawn, day, dusk

Brown Trout species guide

How Newlan Reservoir is stocked

Source: Montana Fish, Wildlife & Parks.

Fish stocked in 2011

52,360

Fish stocked in 2012

9,988

Fish stocked in 2013

41,530

Fish stocked in 2014

35,089

Fish stocked in 2015

66,139

Fish stocked in 2016

36,545

Fish stocked in 2017

48,078

Fish stocked in 2018

46,090

Fish stocked in 2019

55,901

Fish stocked in 2020

65,217

Fish stocked in 2021

57,963

Fish stocked in 2022

66,130

Fish stocked in 2023

54,045

Fish stocked in 2024

23,869

Fish stocked in 2025

34,480

Fish stocked in 2026

16,676

Stocking history

Source: Montana Fish, Wildlife & Parks.
Date Species Quantity Avg. length Source
July 2, 2026Rainbow Trout12,8935 inreport
May 12, 2026Kokanee Salmon3,7833.43 inreport
September 26, 2025Rainbow Trout10,2478.19 inreport
July 3, 2025Rainbow Trout10,0004.29 inreport
June 17, 2025Cutthroat Trout10,0704.22 inreport
May 19, 2025Kokanee Salmon4,1633.56 inreport
October 8, 2024Rainbow Trout9,7478.85 inreport
July 8, 2024Rainbow Trout10,2855.11 inreport
May 16, 2024Kokanee Salmon3,8373.44 inreport
September 12, 2023Rainbow Trout8,7977.89 inreport
July 11, 2023Cutthroat Trout10,0005.06 inreport
July 5, 2023Rainbow Trout27,7303.72 inreport
June 22, 2023Kokanee Salmon7,5184.33 inreport
September 22, 2022Rainbow Trout18,1174.03 inreport
June 3, 2022Rainbow Trout29,7254.11 inreport
June 3, 2022Brown Trout8,2854.23 inreport
May 10, 2022Kokanee Salmon10,0033.48 inreport
September 23, 2021Cutthroat Trout5,2007.09 inreport
August 18, 2021Rainbow Trout9,7983.49 inreport
June 23, 2021Rainbow Trout21,1803.82 inreport
June 23, 2021Rainbow Trout11,7803.82 inreport
April 28, 2021Kokanee Salmon10,0052.9 inreport
September 30, 2020Cutthroat Trout10,0007.34 inreport
September 10, 2020Rainbow Trout15,0263.81 inreport
May 28, 2020Rainbow Trout30,2054.13 inreport
May 20, 2020Kokanee Salmon9,9862.1 inreport
September 5, 2019Rainbow Trout15,9013.8 inreport
July 5, 2019Rainbow Trout30,0004.46 inreport
June 12, 2019Kokanee Salmon10,0002 inreport
September 12, 2018Rainbow Trout13,7644.4 inreport
September 12, 2018Rainbow Trout2,2385.08 inreport
June 5, 2018Rainbow Trout30,0884.43 inreport
September 21, 2017Rainbow Trout24,7304.92 inreport
July 6, 2017Rainbow Trout13,3484.15 inreport
May 10, 2017Kokanee Salmon10,0002.06 inreport
September 19, 2016Rainbow Trout25,1734.63 inreport
June 21, 2016Brown Trout1,3534.38 inreport
May 5, 2016Kokanee Salmon10,0192.1 inreport
September 22, 2015Rainbow Trout25,0394.9 inreport
June 26, 2015Rainbow Trout1,0009.93 inreport
June 11, 2015Rainbow Trout20,0523.61 inreport
May 13, 2015Kokanee Salmon20,0482.15 inreport
June 17, 2014Rainbow Trout20,0003.68 inreport
June 10, 2014Cutthroat Trout10,0004.63 inreport
June 4, 2014Kokanee Salmon5,0893.01 inreport
October 24, 2013Rainbow Trout1,17012.3 inreport
June 19, 2013Cutthroat Trout10,0004.54 inreport
June 13, 2013Rainbow Trout30,3603.85 inreport
July 13, 2012Brown Trout4,5884.64 inreport
July 3, 2012Cutthroat Trout5,4006.3 inreport
September 14, 2011Brown Trout9,1966.86 inreport
July 19, 2011Rainbow Trout43,1644.3 inreport

Access and facts

Water type
reservoir
Nearest town
White Sulphur Springs
Boat ramp
Yes
Facilities
camping, restrooms

At the foot of the Little Belt Mountains, 12 miles north of White Sulphur Springs (415 Newlan Creek Rd). FWP's fishing access site has a gravel boat launch, primitive campsites, and toilets. The reservoir is drawn down for irrigation, so water levels fluctuate seasonally.

Drafted by AI from the cited sources and checked before publishing.

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Advisories, closures, regulations and water conditions change. Check the Montana Fish, Wildlife & Parks before you go.

About Newlan Reservoir

Anglers should be aware that water levels at Newlan Reservoir fluctuate seasonally. This condition occurs because the reservoir is drawn down for irrigation. (myfwp.mt.gov, accessed October 5, 2026)

Drafted by AI from the cited sources and checked before publishing.

Nearest lakes

Lake Sutherlin 9.1 mi last stocked June 30, 2026 Doggett Reservoir 14.4 mi last stocked July 11, 2023 Bair Reservoir 17.4 mi last stocked June 3, 2026 Canyon Ferry Lake 31.9 mi last stocked July 1, 2026 Martinsdale Reservoir 33.8 mi last stocked May 28, 2026

Common questions

What fish are at Newlan Reservoir?

Fishing Newlan Reservoir usually means Rainbow Trout: Rainbow Trout accounts for 29 of 52 plants on record, ahead of Kokanee Salmon and 2 more. Rainbow Trout was last stocked July 2, 2026, averaging 5.1 in. Kokanee Salmon was last stocked May 12, 2026, averaging 2.9 in. Cutthroat Trout was last stocked June 17, 2025, averaging 5.6 in. Brown Trout was last stocked June 3, 2022, averaging 5 in. Burbot is recorded here outside the stocking reports.

When is Newlan Reservoir stocked?

Last stocked July 2, 2026. It is stocked about 3.3 times a year since 2011, most often in June and September.

How big are the fish stocked at Newlan Reservoir?

Stocked fish average 4.7 in. Rainbow Trout average 5.1 in. Kokanee Salmon average 2.9 in. Cutthroat Trout average 5.6 in. Brown Trout average 5 in.

How do you get on Newlan Reservoir?

There is a boat ramp. The nearest town is White Sulphur Springs. Facilities include camping and restrooms. At the foot of the Little Belt Mountains, 12 miles north of White Sulphur Springs (415 Newlan Creek Rd). FWP's fishing access site has a gravel boat launch, primitive campsites, and toilets. The reservoir is drawn down for irrigation, so water levels fluctuate seasonally.

Sources (4) +