Bear Creek below Brigden
Water level and flow at gauge 02GG009, Ontario. The flow is normal for October (125% of the median). In the last 24 hours it has been steady.
Latest reading Oct 25, 9 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 44 years of monthly averages): 0.29 m³/s10.2 cfs – 4.72 m³/s167 cfs, median 1.07 m³/s37.9 cfs. Right now it is at 125% of the median.
February 13, 2009 · approved records 1982–2024 (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 43 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
Mainly sunny. Fog patches dissipating this morning. High 19. UV index 4 or moderate.
Clear. Fog patches developing overnight. Low 7.
Mainly cloudy. Fog patches dissipating in the morning. High 15. UV index 4 or moderate.
Cloudy. Low plus 4.
Forecast for Sarnia (21 km away) from Environment and Climate Change Canada, issued . Full official forecast ↗ · we check for new forecasts every 2 hours.
Nearby gauges
| Black CreekBradshaw · 6 km | 6.35 m20.84 ft | Normal |
| Bear CreekPetrolia · 18 km | 4.12 m13.50 ft | Normal |
| Perch CreekSarnia · 19 km | 2.49 m8.17 ft | Very low |
| Sydenham RiverWallaceburg · 25 km | 5.17 m16.97 ft | Normal |
| Sydenham RiverFlorence · 30 km | 3.06 m10.05 ft | Normal |
| Sydenham RiverAlvinston · 36 km | 10.51 m34.47 ft | Below normal |
About this gauge
Station: 02GG009 · Bear Creek Below Brigden
Location: 42.8120, -82.2984 · Ontario
Same river: Petrolia
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 Bear Creek below Brigden today?
The latest reading (Oct 25, 9 AM, local standard time) is 3.93 m (12.89 ft) with a flow of 1.34 m³/s (47.3 cfs).
Is the Bear Creek below Brigden high right now?
The flow is normal for October (125% of the median).
Is the Bear Creek rising or falling?
In the last 24 hours it has been steady.
What is the highest flow ever recorded on the Bear Creek below Brigden?
219 m³/s (7,734 cfs) on February 13, 2009, the highest instantaneous flow in the approved records of the Water Survey of Canada (1982–2024). Events after 2024 are not yet in the approved archive.
Where does this data come from?
Gauge 02GG009 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.