What species are stocked in Janssen Reservoir?

On record: Rainbow Trout, Northern Pike. Source: Montana Fish, Wildlife & Parks.

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Montana stocking report

Janssen Reservoir

22 records Last reported: April 11, 2013

Last reported stocking

The latest reported stocking at Janssen Reservoir was on April 11, 2013: 2,500 Rainbow Trout (2 in avg).

Record last checked: 2026-07-24. This is not a stocking date.

Browse stocking history

Source: Montana Fish, Wildlife & Parks.

A schedule is a plan, not confirmation that fish were released. Stocking records do not guarantee fish are still available.

No current or upcoming schedule is in this archive. Check the official report before choosing a trip date.

County: Powder River
Species on record: Rainbow Trout, Northern Pike
Records: 22 records
Official source: Montana Fish, Wildlife & Parks report

Location map

Janssen Reservoir location context

Agency coordinates · access unverified

Janssen ReservoirAgency coordinates Roerick PondAgency coordinates Gaskill Reservoir # 1Agency coordinates Mud Turtle ReservoirAgency coordinates Samuelson, Norman #2Agency coordinates

Pins appear only when the record includes coordinates; they are not verified access points. Shaded counties show area context only. Waters without coordinates stay in the list without a pin; confirm access and directions with the official agency source.

Before you go

Plan a trip to Janssen Reservoir

Check the latest report

Confirm dates and any changes in the official stocking report. Historical schedules are kept below even after their planned dates pass.

Check access and fishing rules

Use Montana's official fishing information to find current guidance. Confirm the exact water, public access, closures, and applicable fishing rules before leaving.

Choose the right location

The map gives location context. A shaded county is area context, not directions to a fishing spot or evidence of public access.

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Agency records

Stocking history

22 records from April 30, 1968 to April 11, 2013. Open a year to browse its records; scroll tables sideways for all columns. Scheduled means planned, even when the date has passed. Blank fields mean the source did not publish that detail.

2013 1 record

2013 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
April 11, 2013 reported	Rainbow Trout	2,500	2 in avg	Miles City Fish Hatchery	Montana Fish, Wildlife & Parks

2012 1 record

2012 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
April 18, 2012 reported	Rainbow Trout	2,500	2.15 in avg	Miles City Fish Hatchery	Montana Fish, Wildlife & Parks

2011 1 record

2011 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
April 21, 2011 reported	Rainbow Trout	2,500	2 in avg	Miles City Fish Hatchery	Montana Fish, Wildlife & Parks

2010 1 record

2010 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
April 21, 2010 reported	Rainbow Trout	2,500	2.6 in avg	Miles City Fish Hatchery	Montana Fish, Wildlife & Parks

2009 1 record

2009 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
April 14, 2009 reported	Rainbow Trout	2,500	2 in avg	Miles City Fish Hatchery	Montana Fish, Wildlife & Parks

2008 1 record

2008 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
April 6, 2008 reported	Rainbow Trout	2,500	2.4 in avg	Miles City Fish Hatchery	Montana Fish, Wildlife & Parks

2007 1 record

2007 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
April 18, 2007 reported	Rainbow Trout	2,500	2.6 in avg	Miles City Fish Hatchery	Montana Fish, Wildlife & Parks

2006 1 record

2006 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
May 18, 2006 reported	Rainbow Trout	2,501	3.44 in avg	Bluewater Springs Trout Hatchery	Montana Fish, Wildlife & Parks

2005 1 record

2005 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
March 31, 2005 reported	Rainbow Trout	2,500	2.4 in avg	Miles City Fish Hatchery	Montana Fish, Wildlife & Parks

2004 1 record

2004 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
March 29, 2004 reported	Rainbow Trout	2,500	2.3000000000000003 in avg	Miles City Fish Hatchery	Montana Fish, Wildlife & Parks

2003 1 record

2003 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
March 27, 2003 reported	Rainbow Trout	2,500	2.1 in avg	Miles City Fish Hatchery	Montana Fish, Wildlife & Parks

2002 1 record

2002 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
April 15, 2002 reported	Rainbow Trout	2,500	2.6 in avg	Miles City Fish Hatchery	Montana Fish, Wildlife & Parks

2001 1 record

2001 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
April 5, 2001 reported	Rainbow Trout	2,500	2.4 in avg	Miles City Fish Hatchery	Montana Fish, Wildlife & Parks

2000 1 record

2000 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
April 6, 2000 reported	Rainbow Trout	2,500	2.4 in avg	Miles City Fish Hatchery	Montana Fish, Wildlife & Parks

1999 1 record

1999 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
April 29, 1999 reported	Rainbow Trout	2,500	2.9 in avg	Miles City Fish Hatchery	Montana Fish, Wildlife & Parks

1998 1 record

1998 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
April 28, 1998 reported	Rainbow Trout	2,500	3.2 in avg	Miles City Fish Hatchery	Montana Fish, Wildlife & Parks

1997 1 record

1997 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
May 15, 1997 reported	Rainbow Trout	2,500	3 in avg	Miles City Fish Hatchery	Montana Fish, Wildlife & Parks

1996 1 record

1996 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
May 7, 1996 reported	Rainbow Trout	2,500	2.9 in avg	Miles City Fish Hatchery	Montana Fish, Wildlife & Parks

1995 1 record

1995 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
May 18, 1995 reported	Rainbow Trout	2,500	2.9 in avg	Miles City Fish Hatchery	Montana Fish, Wildlife & Parks

1994 1 record

1994 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
May 9, 1994 reported	Rainbow Trout	2,500	3.5 in avg	Miles City Fish Hatchery	Montana Fish, Wildlife & Parks

1993 1 record

1993 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
May 14, 1993 reported	Rainbow Trout	2,500	2.9 in avg	Miles City Fish Hatchery	Montana Fish, Wildlife & Parks

1968 1 record

1968 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
April 30, 1968 reported	Northern Pike	15,000	1 in avg	Miles City - Federal	Montana Fish, Wildlife & Parks

Records retain the dates, quantities, and status supplied by the linked agencies. An event missing here does not mean the water was not stocked - some plants go unreported or are published elsewhere.

Grouped by county and sorted by latest record, not by driving distance. Confirm access for each water.

Data source: Montana Fish, Wildlife & Parks. A record for this water was last checked on 2026-07-24. This check date is not a stocking date.

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