Duncan Lake near Yellowknife water level

Name: Duncan Lake near Yellowknife 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

Lake, Duncan Lake, Northwest Territories, Canada

Directions

Normal for mid-October

Surface elevation

212.16m Steady over the last 24 hours

Measured Oct 16, 2026, 02:30 PM MDT (2 hours ago)

History

What this means

The water level at Duncan Lake near Yellowknife reads 212.16 m, about where it usually sits at this time of year.

The median for mid-October is 212.14 m, based on 11 years of readings, so the water level is 0.02 m above typical. On the same day last year the reading was 212.13 m, a difference of +0.03 m.

It has barely moved over the past 24 hours. The 30-day range is 212.16 m – 212.29 m.

Many reservoirs reach their low point of the year in fall, before winter rain and snow start the refill.

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

Key numbers

Median for this date: 212.14 m0.02 m above the median for this date
Normal for this date: 210.53 m – 212.86 m8 years in 10 fall in this range (11 years of records)
Same day last year: 212.13 m+0.03 m
Lowest and highest in 30 days: 212.16 m – 212.29 m
Lowest and highest in 12 months: 212.08 m – 212.28 m

Boating and fishing at Duncan Lake near Yellowknife

A lake in its usual range is what most ramps, docks and swimming areas are built for.

Conditions at the shore change with the level, so check with the agency that runs the lake before a trip.

Weather at the gauge

The forecast is not available right now.

Sunrise 08:26 AM Sunset 06:19 PM Daylight 9h 53m First quarter 34 %

Map

Nearby gauges

Gauge	Level	Compared with normal	24 hours	Distance
Bluefish Lake near YellowknifeLake, Bluefish Lake	185.82 m	Normal	+0.01 m	18 km
Yellowknife River at Inlet to Prosperous LakeRiver gauge, Yellowknife River	152.72 m	Normal	+0.01 m	19 km
Prelude Lake near YellowknifeLake, Prelude Lake	169.05 m	Normal	0.00 m	25 km
Prosperous Lake near McMeekan BayLake, Prosperous Lake	158.08 m	Normal	0.00 m	30 km
Baker Creek at Outlet of Lower Martin LakeRiver gauge, Baker Creek	28.95 m	Low	0.00 m	38 km
Great Slave Lake at Yellowknife BayLake, Great Slave Lake	156.59 m	Normal	+0.02 m	44 km
Cameron River below Reid LakeRiver gauge, Cameron River	1.86 m	Normal	0.00 m	44 km

Questions and answers

Is Duncan Lake near Yellowknife higher than last year?

Yes, it is 0.03 m higher than on the same day last year, when the reading was 212.13 m.

How often is Duncan Lake near Yellowknife updated?

Several times an hour. New readings from Environment and Climate Change Canada – Water Survey of Canada appear here as they arrive. Latest: Oct 16, 2026, 02:30 PM MDT.

What is the water level of Duncan Lake near Yellowknife today?

On Oct 16, 2026, 02:30 PM MDT, the surface elevation was 212.16 m. Steady over the last 24 hours.

Is Duncan Lake near Yellowknife rising or falling?

Steady over the last 24 hours. Down 0.05 m over the last 7 days.

Is the level of Duncan Lake near Yellowknife normal?

Normal 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.

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:07SB012 (Agency page)
Coordinates: 62.80781, -114.03336 (WGS84)
Vertical datum: MIRAMAR CON MINE 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 `elevation`	212.16 m	2026-10-16 20:30	Provisional

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How to cite

Environment and Climate Change Canada – Water Survey of Canada: Duncan Lake near Yellowknife (eccc:07SB012). Accessed October 16, 2026 via Nivelmap, https://nivelmap.com/en/canada/northwest-territories/duncan-lake-near-yellowknife

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