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Milk River Ridge Reservoir water level

Reservoir, Alberta, Canada

Directions

High for mid-October

Surface elevation

1,031.98m Steady over the last 24 hours

1,029 1,030 1,031

History

1,0301,032mOct 11Oct 13Oct 14Oct 16Oct 181,0301,032mOct 11Oct 14Oct 18
1,0281,0301,032mSep 18Sep 25Oct 3Oct 10Oct 181,0281,0301,032mSep 18Oct 3Oct 18
1,0261,0281,0301,032mOct 2025Jan 2026Apr 2026Jul 2026Oct 20261,0261,0281,0301,032mOct 2025Apr 2026Oct 2026
1,0281,0301,033mOct 2016Apr 2019Oct 2021Apr 2024Oct 20261,0281,0301,033mOct 2016Oct 2021Oct 2026
1,0261,0281,0301,032mJanMarMayJulSepNov20261,0261,0281,0301,032mJanAprJulOct2026

202120222023202420252026

Surface elevation Normal range (10–90 %)

What this means

Milk River Ridge Reservoir is above normal at 1,031.98 m.

The median for mid-October is 1,031.38 m, based on 11 years of readings, so the water level is 0.60 m above typical. On the same day last year the reading was 1,031.50 m, a difference of +0.47 m.

It has barely moved over the past 24 hours. In the last month it has stayed between 1,031.79 m and 1,032.08 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
1,031.38 m0.60 m above the median for this date
Normal for this date
1,028.52 m – 1,032.01 m8 years in 10 fall in this range (11 years of records)
Same day last year
1,031.50 m+0.47 m
Lowest and highest in 30 days
1,031.79 m – 1,032.08 m
Lowest and highest in 12 months
1,031.48 m – 1,032.07 m

On the water at Milk River Ridge Reservoir

With the level a bit above normal, expect a shoreline slightly higher up than usual and the odd floating branch.

Wear a life jacket on the water. Most boating deaths involve people who were not wearing one.

Weather at the gauge

No rain in the last 3 days.

18 Sun 14° 3° – Wind 21 km/h
19 Mon 14° 4° – Wind 25 km/h
20 Tue 10° 3° – Wind 11 km/h
21 Wed 20° 5° – Wind 29 km/h
22 Thu 20° 10° – Wind 20 km/h
23 Fri 9° 0° 1.8 mm, 33% Wind 24 km/h
24 Sat 7° -1° – Wind 27 km/h

Forecast: Open-Meteo

Sunrise 07:57 AM Sunset 06:36 PM Daylight 10 hr, 39 min First quarter 49%

Map

Nearby gauges

Gauge Level Compared with normal 24 hours Distance
Pothole Creek at Russell'S RanchRiver gauge, Pothole Creek 0.53 m Normal −0.01 m 27 km
St. Mary River near LethbridgeRiver gauge, St. Mary River 1.30 m Very high +0.02 m 28 km
Canadian St. Mary Canal near Spring CouleeCanal gauge, Canadian St. Mary Canal 0.35 m Very low −0.04 m 33 km
Prairie Blood Coulee near LethbridgeRiver gauge, Prairie Blood Coulee 0.63 m Normal −0.01 m 33 km
Magrath Irrigation District Canal near Spring CouleeCanal gauge, Magrath Irrigation District Canal 0.44 m High −0.02 m 34 km
St. Mary Reservoir near Spring CouleeReservoir, St. Mary Reservoir 1,095.75 m High −0.02 m 38 km
Oldman River near LethbridgeRiver gauge, Oldman River 0.39 m Normal +0.01 m 41 km
Milk River at Western Crossing of International BoundaryRiver gauge, Milk River 0.81 m Very high −0.01 m 42 km

Questions and answers

Is Milk River Ridge Reservoir higher than last year?

Yes, it is 0.47 m higher than on the same day last year, when the reading was 1,031.50 m.

What is a normal level for Milk River Ridge Reservoir in mid-October?

The median for mid-October is 1,031.38 m. In 8 years out of 10 the reading falls between 1,028.52 m and 1,032.01 m, based on 11 years of records.

Is Milk River Ridge Reservoir really 1,031.98 m deep?

No. 1,031.98 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 Milk River Ridge Reservoir today?

On Oct 18, 2026, 03:35 AM MDT, the surface elevation was 1,031.98 m. Steady over the last 24 hours.

Is Milk River Ridge Reservoir rising or falling?

Steady over the last 24 hours. Up 0.18 m over the last 7 days.

Is the level of Milk River Ridge Reservoir 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:05AF030 (Agency page)
Coordinates
49.38129, -112.59025 (WGS84)
Vertical datum
APPROXIMATE 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

ParameterLast valueTime (UTC)Quality
Surface elevation 1,031.98 m 2026-10-18 09:35 Provisional

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How to cite

Environment and Climate Change Canada – Water Survey of Canada: Milk River Ridge Reservoir (eccc:05AF030). Accessed October 18, 2026 via Nivelmap, https://nivelmap.com/en/canada/alberta/milk-river-ridge-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