Souris River below Rafferty Reservoir water level

Name: Souris River below Rafferty Reservoir 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

River gauge, Souris River, Saskatchewan, Canada

Directions

Very high for mid-October

Water level

2.75m Steady over the last 24 hours

Measured Oct 18, 2026, 10:30 AM CST (2 hours ago)

Flow: 5.16 m³/s

History

7 days 30 days 1 year Years compared

20252026

Water level Normal range (10–90 %)

What this means

The gauge at Souris River below Rafferty Reservoir shows 2.75 m, well above normal for mid-October.

The median for mid-October is 1.37 m, based on 16 years of readings, so the water level is 1.38 m above typical. On the same day last year the reading was 1.31 m, a difference of +1.44 m.

It has barely moved over the past 24 hours. Over the past 30 days it has moved between 2.05 m and 2.80 m.

That stands out in fall, when many rivers are usually near their lowest.

Compared with 16 years of daily readings for this time of year. How to read levels

Key numbers

Median for this date: 1.37 m1.38 m above the median for this date
Normal for this date: 1.29 m – 1.81 m8 years in 10 fall in this range (16 years of records)
Same day last year: 1.31 m+1.44 m
Lowest and highest in 30 days: 2.05 m – 2.80 m
Lowest and highest in 12 months: 1.29 m – 2.78 m

High water at Souris River below Rafferty Reservoir

Official flood alerts and warnings come from the provincial river forecast centre. They cover areas, not single gauges, so a warning can be in force before this reading looks dramatic.

Keep children and dogs well back from the edge, and stay off flooded footpaths and towpaths.

About the Souris River

The Souris River or Mouse River is a river in central North America. Approximately 700 kilometres in length, it drains about 61,100 km2 (23,600 sq mi) of land in Canada and the United States.

Weather at the gauge

The forecast is not available right now.

Sunrise 07:18 AM Sunset 05:58 PM Daylight 10 hr, 40 min First quarter 51%

Map

Other gauges on the Souris River

Gauge	Level	Compared with normal	24 hours	Distance
Souris River near RalphRiver gauge, Souris River	0.31 m	Very low	−0.01 m	61 km

Nearby gauges

Gauge	Level	Compared with normal	24 hours	Distance
Rafferty Reservoir near EstevanReservoir, Rafferty Reservoir	549.85 m	High	+0.02 m	0.9 km
Boundary Reservoir Diversion Canal near EstevanReservoir, Boundary Reservoir Diversion Canal	1.30 m	High	−0.01 m	2.2 km
Long Creek near EstevanRiver gauge, Long Creek	536.69 m	Very high	±0	6.7 km
Long Creek near NoonanRiver gauge, Long Creek	3.31 ft	High	−0.04 ft	11 mi
Short Creek near Roche PerceeRiver gauge, Short Creek	1.16 m	High	+0.01 m	21 km
Long Creek at Western Crossing of International BoundaryRiver gauge, Long Creek	0.64 m	Very high	±0	25 km
East Branch Short Creek Reservoir near ColumbusReservoir, East Branch Short Creek Reservoir	28.14 ft	Very high	−0.03 ft	17 mi
Cooke Creek near GoodwaterRiver gauge, Cooke Creek	0.46 m	Very low	±0	45 km

Questions and answers

Is the Souris River below Rafferty Reservoir higher than last year?

Yes, it is 1.44 m higher than on the same day last year, when the reading was 1.31 m.

What is a normal level for the Souris River below Rafferty Reservoir in mid-October?

The median for mid-October is 1.37 m. In 8 years out of 10 the reading falls between 1.29 m and 1.81 m, based on 16 years of records.

Is the river level the same as the depth of the water?

No. The reading is measured from a fixed zero mark at the gauge, so 2.75 m on the gauge does not mean the water is that deep.

What is the water level of Souris River below Rafferty Reservoir today?

On Oct 18, 2026, 10:30 AM CST, the water level was 2.75 m. Steady over the last 24 hours.

Is Souris River below Rafferty Reservoir rising or falling?

Steady over the last 24 hours. Down 0.01 m over the last 7 days.

Is the level of Souris River below Rafferty Reservoir normal?

Very high for mid-October. Compared with 16 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:05NB036 (Agency page)
Coordinates: 49.14339, -103.08311 (WGS84)
Vertical datum: station datum (assumed 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
Water level	2.75 m	2026-10-18 16:30	Provisional
Flow	5.16 m³/s	2026-10-18 16:30	Provisional

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How to cite

Environment and Climate Change Canada – Water Survey of Canada: Souris River below Rafferty Reservoir (eccc:05NB036). Accessed October 18, 2026 via Nivelmap, https://nivelmap.com/en/canada/saskatchewan/souris-river-below-rafferty-reservoir

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