Anderson River at Lac Maunoir
Water level and flow at gauge 10NB001, Northwest Territories. In the last 24 hours it has been steady.
Latest reading Oct 25, 6 AM local standard time (about an hour ago) · data checked · we check every 30 minutes
June 15, 2021 · approved records 2021–2022 (HYDAT).
Last 30 days
Hourly readings
This year compared with past years
Daily flow
Normal range: monthly averages of 5 years (lighter band: 10th–90th percentile). Past years: approved daily means from HYDAT, the Water Survey of Canada archive (the latest year published is 2025). 2026: daily means of the provisional real-time readings collected by Canada River Levels since October 22, 2026.
Nearby gauges
| Hornaday RiverThe Park Boundary · 175 km | 2.94 m9.65 ft | Very high |
| Anderson RiverBelow Carnwath River · 205 km | 1.78 m5.85 ft | Normal |
| Whitefish RiverThe Mouth · 213 km | 3.87 m12.69 ft | Above normal |
| Hare Indian RiverFort Good Hope · 223 km | 3.64 m11.94 ft | Normal |
| Loon RiverThe Arctic Circle · 235 km | 7.23 m23.72 ft | Normal |
| Tieda RiverThe Mouth · 243 km | 7.39 m24.24 ft | Very high |
About this gauge
Station: 10NB001 · Anderson River Near Lac Maunoir
Location: 67.6450, -124.2230 · Northwest Territories
Same river: Below Carnwath River
Water levels are measured from a local reference point at each gauge, not from sea level, so they cannot be compared between gauges.
Official sources
For flood warnings, advisories and approved data, always use these official services:
Questions
What is the water level of the Anderson River at Lac Maunoir today?
The latest reading (Oct 25, 6 AM, local standard time) is 8.31 m (27.26 ft).
Is the Anderson River at Lac Maunoir high right now?
There is not enough historical data at this gauge to say what is normal.
Is the Anderson River rising or falling?
In the last 24 hours it has been steady.
What is the highest flow ever recorded on the Anderson River at Lac Maunoir?
183 m³/s (6,463 cfs) on June 15, 2021, the highest instantaneous flow in the approved records of the Water Survey of Canada (2021–2022). Events after 2022 are not yet in the approved archive.
Where does this data come from?
Gauge 10NB001 of the Water Survey of Canada (Environment and Climate Change Canada). Real-time data are provisional and may be revised. We check for new readings every 30 minutes. Canada River Levels is not an official source.