Duncan Reservoir at Duncan Dam water level
Reservoir, Duncan Reservoir, British Columbia, Canada
Right now
Normal for mid-October
Surface elevation
History
202120222023202420252026
What this means
Nothing unusual at Duncan Reservoir at Duncan Dam right now: the water level of 572.28 m is in the normal range for mid-October.
That puts it 0.26 m above the median of 572.02 m for mid-October, based on 11 years of readings. A year ago it stood at 571.09 m (+1.20 m).
The level is falling, down 0.02 m over the past 24 hours. Over the past 30 days it has moved between 572.23 m and 573.46 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
- 572.02 m0.26 m above the median for this date
- Normal for this date
- 568.64 m – 573.84 m8 years in 10 fall in this range (11 years of records)
- Same day last year
- 571.09 m+1.20 m
- Lowest and highest in 30 days
- 572.23 m – 573.46 m
- Lowest and highest in 12 months
- 567.06 m – 574.02 m
Swimming and boating at Duncan Reservoir at Duncan Dam
At a normal level, ramps and marinas generally run as usual, and fishing tends to follow the season more than the water level.
If you swim, pick a spot with an easy way out, and remember that drop-offs move as the level changes.
Weather at the gauge
No rain in the last 3 days.
Forecast: Open-Meteo
Map
Nearby gauges
| Gauge | Level | Compared with normal | 24 hours | Distance |
|---|---|---|---|---|
| Duncan River below Lardeau RiverRiver gauge, Duncan River | 1.75 m | Normal | ±0 | 2.6 km |
| Kaslo River below Kemp CreekRiver gauge, Kaslo River | 1.95 m | Low | ±0 | 39 km |
| Duncan River below B.B. CreekRiver gauge, Duncan River | 1.34 m | Low | −0.01 m | 43 km |
| Keen Creek below Kyawats CreekRiver gauge, Keen Creek | 1.09 m | Normal | ±0 | 44 km |
| Kuskanax Creek near NakuspRiver gauge, Kuskanax Creek | 0.37 m | Normal | −0.01 m | 56 km |
| Arrow Reservoir at NakuspReservoir, Arrow Reservoir | 435.76 m | High | +0.04 m | 60 km |
| St. Mary River below Morris CreekRiver gauge, St. Mary River | 1.38 m | Low | ±0 | 68 km |
| Lemon Creek above South Lemon CreekRiver gauge, Lemon Creek | 0.74 m | Normal | ±0 | 72 km |
Questions and answers
How does Duncan Reservoir at Duncan Dam compare with last year?
It is 1.20 m higher than on the same day last year, when the reading was 571.09 m.
What is a normal level for Duncan Reservoir at Duncan Dam in mid-October?
The median for mid-October is 572.02 m. In 8 years out of 10 the reading falls between 568.64 m and 573.84 m, based on 11 years of records.
Is Duncan Reservoir at Duncan Dam really 572.28 m deep?
No. 572.28 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 Duncan Reservoir at Duncan Dam today?
On Oct 19, 2026, 04:45 PM MDT, the surface elevation was 572.28 m. Down 0.02 m over the last 24 hours.
Is Duncan Reservoir at Duncan Dam rising or falling?
Down 0.02 m over the last 24 hours. Down 0.11 m over the last 7 days.
Is the level of Duncan Reservoir at Duncan Dam 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.
For specialists
Station codes, datum, parameters, data quality and downloads
- Operator
- Environment and Climate Change Canada – Water Survey of Canada
- Station code
eccc:08NH127(Agency page)- Coordinates
50.25541, -116.94856(WGS84)- Vertical datum
- GEODETIC SURVEY OF CANADA DATUM (LOCAL 1945 ADJ.)
- 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 | 572.28 m | 2026-10-19 22:45 | Provisional |
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How to cite
Environment and Climate Change Canada – Water Survey of Canada: Duncan Reservoir at Duncan Dam (eccc:08NH127). Accessed October 19, 2026 via Nivelmap, https://nivelmap.com/en/canada/british-columbia/duncan-reservoir-at-duncan-dam
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