Black Sturgeon River at Highway No. 17
Water level and flow at gauge 02AC002, Ontario. The flow is well below normal for October (19% of the median). In the last 24 hours it has been steady.
Latest reading Oct 25, 12 PM local standard time (2 hours ago) · data checked · we check every 30 minutes
Compared with a normal October
Normal for October (middle half of 53 years of monthly averages): 8.61 m³/s304 cfs – 26.3 m³/s929 cfs, median 16.1 m³/s569 cfs. Right now it is at 19% of the median.
May 19, 1996 · approved records 1971–2024 (HYDAT). Right now the flow is 1% of that record.
Last 30 days
Hourly readings · shaded: normal range for this month
This year compared with past years
Daily flow
Normal range: monthly averages of 53 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.
Weather near this gauge
Sunny. Wind northwest 20 km/h gusting to 40. High 12. UV index 2 or low.
Clear. Increasing cloudiness late this evening. Wind northwest 20 km/h gusting to 40. Low minus 2.
Mainly cloudy. Wind north 30 km/h becoming light late in the morning. High plus 5. Wind chill minus 9 in the morning. UV index 2 or low.
Clear. Low minus 8.
Forecast for Nipigon (14 km away) from Environment and Climate Change Canada, issued . Full official forecast ↗ · we check for new forecasts every 2 hours.
Nearby gauges
| Wolf RiverHighway No. 17 · 15 km | 189.89 m623.00 ft | Below normal |
| Nipigon RiverBelow Polly Lake · 21 km | 183.67 m602.58 ft | No normal yet |
| Nipigon RiverBelow Alexander Generating Station · 24 km | 26.63 m87.37 ft | Normal |
| Gravel RiverCavers · 50 km | 3.20 m10.51 ft | Below normal |
| North Current RiverThunder Bay · 73 km | 27.87 m91.45 ft | Very low |
| Whitesand RiverAbove Schreiber at Minova Mine · 74 km | 3.08 m10.10 ft | Very low |
About this gauge
Station: 02AC002 · Black Sturgeon River at Highway No. 17
Location: 48.9042, -88.3769 · Ontario
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 Black Sturgeon River at Highway No. 17 today?
The latest reading (Oct 25, 12 PM, local standard time) is 186.43 m (611.65 ft) with a flow of 2.99 m³/s (106 cfs).
Is the Black Sturgeon River at Highway No. 17 high right now?
The flow is well below normal for October (19% of the median).
Is the Black Sturgeon River rising or falling?
In the last 24 hours it has been steady.
What is the highest flow ever recorded on the Black Sturgeon River at Highway No. 17?
323 m³/s (11,407 cfs) on May 19, 1996, the highest instantaneous flow in the approved records of the Water Survey of Canada (1971–2024). Events after 2024 are not yet in the approved archive.
Where does this data come from?
Gauge 02AC002 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.