Severn River outlet of Muskrat Dam Lake
Water level and flow at gauge 04CA002, Ontario. The flow is normal for October (104% of the median). In the last 24 hours it has been rising.
Latest reading Oct 25, 8 AM local standard time (about an hour ago) · data checked · we check every 30 minutes
Compared with a normal October
Normal for October (middle half of 49 years of monthly averages): 185 m³/s6,533 cfs – 397 m³/s14,020 cfs, median 277 m³/s9,782 cfs. Right now it is at 104% of the median.
June 2, 2022 · approved records 1970–2025 (HYDAT). Right now the flow is 22% of that record.
9% higher than on October 25, 2025 (263 m³/s9,288 cfs)
approved daily mean (HYDAT)
Last 30 days
Hourly readings · shaded: normal range for this month
This year compared with past years
Daily flow
Normal range: monthly averages of 46 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
| Windigo RiverAbove Muskrat Dam Lake · 24 km | 27.97 m91.77 ft | Normal |
| Roseberry RiverAbove Roseberry Lakes · 114 km | 29.82 m97.84 ft | Below normal |
| Pipestone RiverKarl Lake · 134 km | 12.48 m40.95 ft | Very low |
| Flanagan RiverOutlet of North Spirit Lake · 149 km | 28.14 m92.33 ft | Below normal |
| Severn RiverOutlet of Deer Lake · 189 km | 28.40 m93.16 ft | Below normal |
| Otoskwin RiverBelow Badesdawa Lake · 226 km | 328.10 m1,076.43 ft | Below normal |
About this gauge
Station: 04CA002 · Severn River at Outlet of Muskrat Dam Lake
Location: 53.4895, -91.5102 · Ontario
Same river: Above Wasdell Falls, Mill Island, Outlet of Deer Lake
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 Severn River outlet of Muskrat Dam Lake today?
The latest reading (Oct 25, 8 AM, local standard time) is 27.50 m (90.21 ft) with a flow of 287 m³/s (10,135 cfs).
Is the Severn River outlet of Muskrat Dam Lake high right now?
The flow is normal for October (104% of the median).
Is the Severn River rising or falling?
In the last 24 hours it has been rising.
What is the highest flow ever recorded on the Severn River outlet of Muskrat Dam Lake?
1,290 m³/s (45,556 cfs) on June 2, 2022, the highest instantaneous flow in the approved records of the Water Survey of Canada (1970–2025). Events after 2025 are not yet in the approved archive.
How does the Severn River outlet of Muskrat Dam Lake compare with a year ago?
The flow is 9% higher than on October 25, 2025 (263 m³/s (9,288 cfs), approved daily mean (HYDAT)).
Where does this data come from?
Gauge 04CA002 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.