Larsen Reservoir near Radville water level

Name: Larsen Reservoir near Radville water level (Environment and Climate Change Canada – Water Survey of Canada)
Creator: Environment and Climate Change Canada – Water Survey of Canada
License: https://open.canada.ca/en/open-government-licence-canada

Reservoir, Larsen Reservoir, Saskatchewan, Canada

Directions

High for mid-October

Surface elevation

631.05m Steady over the last 24 hours

Measured Oct 20, 2026, 03:25 AM CST (2 hours ago)

History

What this means

There is plenty of water in Larsen Reservoir near Radville: 631.05 m, above normal for mid-October.

The median for mid-October is 630.43 m, based on 11 years of readings, so the water level is 0.62 m above typical. On the same day last year the reading was 630.66 m, a difference of +0.40 m.

It has barely moved over the past 24 hours. Over the past 30 days it has moved between 631.05 m and 631.13 m.

Many reservoirs are drawn down through summer and fall; most of the refill comes later, with winter rain or spring snowmelt.

Compared with 11 years of daily readings for this time of year. How to read levels

Key numbers

Median for this date: 630.43 m0.62 m above the median for this date
Normal for this date: 630.04 m – 631.07 m8 years in 10 fall in this range (11 years of records)
Same day last year: 630.66 m+0.40 m
Lowest and highest in 30 days: 631.05 m – 631.13 m
Lowest and highest in 12 months: 630.62 m – 631.14 m

Swimming and boating at Larsen Reservoir near Radville

A little more water than usual mostly means narrower beaches. Ramps and docks generally work as normal, but watch for floating debris after storms.

If you swim, pick a spot with an easy way out, and remember that drop-offs move as the level changes.

Weather at the gauge

No rain in the last 3 days.

20 Tue 15° 2° – Wind 21 km/h

21 Wed 15° 0° – Wind 21 km/h

22 Thu 23° 11° – Wind 21 km/h

23 Fri 21° 9° 2.5 mm, 61% Wind 44 km/h

24 Sat 7° 1° 0.8 mm, 68% Wind 48 km/h

25 Sun 4° -1° – Wind 39 km/h

26 Mon 0° -5° 0.6 mm Wind 27 km/h

Forecast: Open-Meteo

Sunrise 07:27 AM Sunset 05:58 PM Daylight 10 hr, 32 min First quarter 67%

Map

Nearby gauges

Gauge	Level	Compared with normal	24 hours	Distance
Gibson Creek near RadvilleRiver gauge, Gibson Creek	0.82 m	High	±0	4.2 km
Tatagwa Lake Drain near WeyburnLake, Tatagwa Lake Drain	0.16 m	High	±0	28 km
Nickle Lake near WeyburnLake, Nickle Lake	562.97 m	Very high	±0	39 km
Yellow Grass Ditch near Yellow GrassRiver gauge, Yellow Grass Ditch	0.77 m	Very high	+0.01 m	39 km
Roughbark Reservoir near WeyburnReservoir, Roughbark Reservoir	566.01 m	High	±0	41 km
Jewel Creek near GoodwaterRiver gauge, Jewel Creek	1.39 m	Normal	±0	42 km
Roughbark Creek above Rafferty ReservoirRiver gauge, Roughbark Creek	0.00 m³/s	Normal	±0	43 km
Souris River near RalphRiver gauge, Souris River	0.30 m	Very low	±0	44 km

Questions and answers

Is Larsen Reservoir near Radville higher than last year?

Yes, it is 0.40 m higher than on the same day last year, when the reading was 630.66 m.

What is a normal level for Larsen Reservoir near Radville in mid-October?

The median for mid-October is 630.43 m. In 8 years out of 10 the reading falls between 630.04 m and 631.07 m, based on 11 years of records.

Is Larsen Reservoir near Radville really 631.05 m deep?

No. 631.05 m is the height of the water surface above sea level (or the agency's vertical datum), not the depth of the water.

What is the water level of Larsen Reservoir near Radville today?

On Oct 20, 2026, 03:25 AM CST, the surface elevation was 631.05 m. Steady over the last 24 hours.

Is Larsen Reservoir near Radville rising or falling?

Steady over the last 24 hours. Down 0.02 m over the last 7 days.

Is the level of Larsen Reservoir near Radville normal?

High for mid-October. Compared with 11 years of daily readings for this time of year.

How often is this data updated?

Environment and Climate Change Canada – Water Survey of Canada publishes a new reading every hour. This page refreshes within minutes of each update.

For specialists

Station codes, datum, parameters, data quality and downloads

Operator: Environment and Climate Change Canada – Water Survey of Canada
Station code: eccc:05NA006 (Agency page)
Coordinates: 49.47517, -104.28169 (WGS84)
Vertical datum: GEODETIC SURVEY OF CANADA DATUM
Update interval: every hour
Licence: Open Government Licence – Canada. Contains information licensed under the Open Government Licence – Canada

Published series

Parameter	Last value	Time (UTC)	Quality
Surface elevation	631.05 m	2026-10-20 09:25	Provisional

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How to cite

Environment and Climate Change Canada – Water Survey of Canada: Larsen Reservoir near Radville (eccc:05NA006). Accessed October 20, 2026 via Nivelmap, https://nivelmap.com/en/canada/saskatchewan/larsen-reservoir-near-radville

How we check values

Each reading is stored as published. We hold back values that jump faster than physically plausible and show the measurement time with every value.

Readings are provisional, can be delayed or wrong and are not a flood warning. Read the disclaimer