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Mackenzie River (Middle Channel) at Tununuk Point water level

River gauge, Mackenzie River (Middle Channel), Northwest Territories, Canada

Directions

High for mid-October

Water level

10.15m Steady over the last 24 hours

9.8 9.9 10.0 10.1

History

9.810.010.2mOct 13Oct 15Oct 16Oct 18Oct 209.810.010.2mOct 13Oct 16Oct 20
10.010.5mSep 20Sep 27Oct 5Oct 12Oct 2010.010.5mSep 20Oct 5Oct 20
Water level Normal range (10–90 %)

What this means

High water at Mackenzie River (Middle Channel) at Tununuk Point: the latest reading is 10.15 m, above normal for mid-October.

The median for mid-October is 9.98 m, based on 13 years of readings, so the water level is 0.17 m above typical.

It has barely moved over the past 24 hours. The 30-day range is 9.87 m – 10.80 m.

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

Compared with 13 years of daily readings for this time of year. How to read levels

Key numbers

Median for this date
9.98 m0.17 m above the median for this date
Normal for this date
9.75 m – 10.15 m8 years in 10 fall in this range (13 years of records)
Lowest and highest in 30 days
9.87 m – 10.80 m
Lowest and highest in 12 months
9.92 m – 10.70 m

Freshet, ice and paddling

Open-water season is the time for canoe trips and fishing, though rapids change character with every few centimetres of water.

Flood advisories come from the provincial river forecast centre.

Weather at the gauge

Rain in the last 3 days: 22 mm. Rain that falls upstream can take hours or days to show up at a river gauge.

19 Mon -5° -10° – Wind 17 km/h
20 Tue -2° -9° 2.4 mm, 100% Wind 16 km/h
21 Wed -1° -5° 4.9 mm, 100% Wind 29 km/h
22 Thu -3° -8° – Wind 21 km/h
23 Fri -4° -9° – Wind 19 km/h
24 Sat -1° -8° – Wind 23 km/h
25 Sun 2° -2° – Wind 18 km/h

Forecast: Open-Meteo

Sunrise 09:28 AM Sunset 06:00 PM Daylight 8 hr, 32 min First quarter 66%

Map

Other gauges on the Mackenzie River (Middle Channel)

Gauge Level Compared with normal 24 hours Distance
Mackenzie River (Middle Channel) below Raymond ChannelRiver gauge, Mackenzie River (Middle Channel) 11.24 m High −0.05 m 80 km

Nearby gauges

Gauge Level Compared with normal 24 hours Distance
Mackenzie River (Reindeer Channel) at Ellice IslandRiver gauge, Mackenzie River (Reindeer Channel) 9.83 m Very high +0.01 m 33 km
Mackenzie River (Kumak Channel) below Middle ChannelRiver gauge, Mackenzie River (Kumak Channel) 5.30 m Very low −0.21 m 41 km
Mackenzie River (Napoiak Channel) above Shallow BayRiver gauge, Mackenzie River (Napoiak Channel) 11.02 m Very high −0.04 m 43 km
Big Lake at Taglu IslandLake, Big Lake 8.65 m Normal +0.04 m 44 km
Hans Creek above Husky LakesRiver gauge, Hans Creek 4.01 m Very high +0.10 m 47 km
Mackenzie River at Kuluarpak ChannelRiver gauge, Mackenzie River 9.11 m Very high +0.11 m 48 km
Trail Valley Creek near InuvikRiver gauge, Trail Valley Creek 29.12 m Normal −0.03 m 57 km

Questions and answers

What is a normal level for the Mackenzie River (Middle Channel) at Tununuk Point in mid-October?

The median for mid-October is 9.98 m. In 8 years out of 10 the reading falls between 9.75 m and 10.15 m, based on 13 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 10.15 m on the gauge does not mean the water is that deep.

What is the water level of Mackenzie River (Middle Channel) at Tununuk Point today?

On Oct 19, 2026, 11:30 PM PDT, the water level was 10.15 m. Steady over the last 24 hours.

Is Mackenzie River (Middle Channel) at Tununuk Point rising or falling?

Steady over the last 24 hours. Down 0.07 m over the last 7 days.

Is the level of Mackenzie River (Middle Channel) at Tununuk Point normal?

High for mid-October. Compared with 13 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.

Where does this data come from?

The values come directly from Environment and Climate Change Canada – Water Survey of Canada, the official operator of this gauge, and are published under the Open Government Licence – Canada. We do not estimate or model live values.

For specialists

Station codes, datum, parameters, data quality and downloads
Operator
Environment and Climate Change Canada – Water Survey of Canada
Station code
eccc:10LC012 (Agency page)
Coordinates
69.00961, -134.68983 (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

ParameterLast valueTime (UTC)Quality
Water level 10.15 m 2026-10-20 06:30 Provisional

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How to cite

Environment and Climate Change Canada – Water Survey of Canada: Mackenzie River (Middle Channel) at Tununuk Point (eccc:10LC012). Accessed October 20, 2026 via Nivelmap, https://nivelmap.com/en/canada/northwest-territories/mackenzie-river-middle-channel-at-tununuk-point

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