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Thunder River near the Mouth water level

River gauge, Thunder River, Northwest Territories, Canada

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Right now

Low for mid-October

Water level

7.60m Up 0.03 m over the last 24 hours

Flow
0.18 m³/s
7.6 7.8 7.9

History

History
89mOct 13Oct 14Oct 16Oct 18Oct 1989mOct 13Oct 16Oct 19
89mSep 20Sep 27Oct 4Oct 12Oct 1989mSep 20Oct 5Oct 19
Water level Normal range (10–90 %)

What this means

At 7.60 m, the Thunder River near the Mouth is below normal for mid-October.

The median for mid-October is 7.76 m, based on 12 years of readings, so the water level is 0.16 m below typical.

The water is rising: up 0.03 m over the past 24 hours. Over the past 30 days it has moved between 7.43 m and 9.47 m.

Fall is often low-water season on rivers, and it usually takes a few days of steady rain to change that.

Compared with 12 years of daily readings for this time of year. How to read levels

Key numbers

Median for this date
7.76 m0.16 m below the median for this date
Normal for this date
7.56 m – 7.93 m8 years in 10 fall in this range (12 years of records)
Lowest and highest in 30 days
7.43 m – 9.47 m
Lowest and highest in 12 months
7.49 m – 7.57 m

Conditions at Thunder River near the Mouth

Low water means shallow riffles on canoe trips and warmer water for fish.

Flood advisories come from the provincial river forecast centre.

Weather at the gauge

The forecast is not available right now.

Sunrise 09:01 AM Sunset 05:58 PM Daylight 8 hr, 57 min First quarter 63%

Map

Nearby gauges

Gauge Level Compared with normal 24 hours Distance
Travaillant River above Travaillant LakeRiver gauge, Travaillant River 7.85 m Normal +0.09 m 54 km

Questions and answers

What is a normal level for the Thunder River near the Mouth in mid-October?

The median for mid-October is 7.76 m. In 8 years out of 10 the reading falls between 7.56 m and 7.93 m, based on 12 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 7.60 m on the gauge does not mean the water is that deep.

What is the water level of Thunder River near the Mouth today?

On Oct 19, 2026, 03:10 PM PDT, the water level was 7.60 m. Up 0.03 m over the last 24 hours.

Is Thunder River near the Mouth rising or falling?

Up 0.03 m over the last 24 hours. Up 0.04 m over the last 7 days.

Is the level of Thunder River near the Mouth normal?

Low for mid-October. Compared with 12 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:10LB006 (Agency page)
Coordinates
67.49853, -130.90247 (WGS84)
Vertical datum
station 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 7.60 m 2026-10-19 22:10 Provisional
Flow 0.18 m³/s 2026-10-19 22:10 Provisional

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How to cite

Environment and Climate Change Canada – Water Survey of Canada: Thunder River near the Mouth (eccc:10LB006). Accessed October 19, 2026 via Nivelmap, https://nivelmap.com/en/canada/northwest-territories/thunder-river-near-the-mouth

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.