Pimainus Lakes

MU 3-18, Thompson-Nicola
50.4035° N, 121.0815° W

WaterTraced road inRoadRough surface roadRec siteShoreline from the BC Freshwater Atlas, roads from the BC Digital Road Atlas, under the Open Government Licence, British Columbia. Rec site position from BC Recreation Sites and Trails, checked 11 September 2026. The lake's depth is not drawn on this map.

Surface area: 57.5ha
Elevation: 1,533m
Campsites: 3; At Pimainus Lake East rec site

Open Pimainus Lakes in the appThe 7-day forecast, max depth and wildfire smoke check, on the lake's own coordinate.

Trophy fish at Pimainus Lakes

Pimainus Lakes is known for trophy Rainbow trout to 2 lb.

Rainbow trout to 2 lb

Trophy sizes this lake is known for, not a typical catch. They are historical records from our own big fish list, with no date on file, not recent catches.

Pimainus Lakes at a glance

Region: Thompson-Nicola
Management unit: MU 3-18
Species: Rainbow TroutThe newest of these fish records is from 2012.Species from the province's fish observation records.
Lake size: Medium Lake (50 - 500 ha)
Coordinates: 50.403509, -121.081464

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Fish on record at Pimainus Lakes

Species in the Province's fish observation records
Species	First recorded	Last recorded	Records
Rainbow Trout	1968	2012	5

A year is when the Province last recorded the fish here, not a statement that it is caught today.

Pimainus Lakes fishing regulations

We have no lake specific regulations on file for Pimainus Lakes yet.

Getting to Pimainus Lakes

15.7 km of traced road to the campground by way of Skuhun-Pimanus FSR. The road at the end is a rough surface.

The route traced over the BC Digital Road Atlas. A trace is a line on a map, not a report on the road: check conditions before you drive it.

Coordinates: 50.403509, -121.081464

Camping and rec sites at Pimainus Lakes

Pimainus Lake East
Campsites
3 designated
To the shore
47 m

Access: From Merritt take Hwy 97C/ Hwy 8 west out of Merritt for 8 km. Turn right onto the paved Aberdeen Road and which then turns in to the Pimainus Forest Service Road at kilometre 7 which is gravel. Follow the Pimainus mainline and turn left at 36.5 km and follow the short, rough road down to the lake. Note this is a heavy used industrial road and caution should be taken in particularly for the first 13 kilometres where the road is a bit curvy and has some narrow corners.
Coordinates: 50.40528, -121.074551
The site on Recreation Sites and Trails BC

The ice year at Pimainus Lakes, modelled

Modelled from air temperature, not an ice report. It says nothing about whether ice will hold you.

In the model Pimainus Lakes froze in 65 of the 65 winters since 1960. Freeze-up falls most years between 22 October and 5 November, and ice-off between 18 May and 5 June. The median winter freezes on 29 October and opens on 28 May.

the middle half of modelled winters the median ice cover in the median winter

Winter 2024-25 in the model: frozen from 21 October 2024 to 20 May 2025, 211 days.

We have no ice fishing regulation on file for Pimainus Lakes either way. Check the current BC Freshwater Fishing Regulations Synopsis before you plan a trip.

Whether a lake is open to ice fishing says nothing about whether its ice will hold you. Ice conditions vary year to year and across a single lake. Check locally before going out, every time.

Pimainus Lakes climate, 1960 to 2025

Averaged over a year, the air above Pimainus Lakes is 1.2 C warmer than it was in the 1960s. That is 66 years of daily readings, not a forecast.

+1.2 Csince the 1960s
3.0 Caverage year now
1.8 Caverage year then
-9 daysbelow freezing, change

Average year at Pimainus Lakesdegrees C, yearly mean

each yearthe trend across 1960 to 2025

Days below freezingdays a year averaging under 0 C

each yearthe trend across 1960 to 2025

This week at Pimainus Lakes

The forecast on this lake's own coordinate, refreshed through the day. The app reads these seven days for fishing and scores each one.

Day	Sky	High / low	Wind	Rain	Pressure
Wed 21 Oct	Overcast	10° / 1°	13 km/h	dry	Steady
Thu 22 Oct	Overcast	6° / -3°	17 km/h, gusts 52	dry	Rising (+2.9 hPa)
Fri 23 Oct	Partly cloudy	3° / -5°	16 km/h, gusts 58	dry	Rising (+13.1 hPa)
Sat 24 Oct	Moderate snow	0° / -4°	4 km/h, gusts 12	3 mm	Falling (-2.0 hPa)
Sun 25 Oct	Overcast	5° / -2°	2 km/h, gusts 14	dry	Steady
Mon 26 Oct	Partly cloudy	7° / -3°	4 km/h	dry	Falling (-5.5 hPa)
Tue 27 Oct	Overcast	5° / -3°	9 km/h, gusts 47	dry	Rising (+2.5 hPa)

Open Pimainus Lakes in the app

Pimainus Lakes, in brief

What fish are in Pimainus Lakes?

Rainbow Trout. Species from the province's fish observation records.

How big is Pimainus Lakes?

Pimainus Lakes covers about 57.5 ha, by the province's Freshwater Atlas.

Which management unit is Pimainus Lakes in?

Pimainus Lakes is in MU 3-18, in the Thompson-Nicola. The BC Freshwater Fishing Regulations Synopsis is organised by management unit; check it before you go.

Trout lakes near Pimainus Lakes

Pimainus Lakes 3 km away
Calling Lake 6 km away
Roscoe Lake 9 km away
Big O.K. (Island) Lake 9 km away
Billy Lake 12 km away

All 342 lakes in the Thompson-Nicola, with today's conditions on each.