South Maitland River at Summerhill
Water level and flow at gauge 02FE009, Ontario. The flow is below normal for October (17% of the median). In the last 24 hours it has been falling.
Latest reading Oct 25, 1 PM 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 58 years of monthly averages): 0.59 m³/s21.0 cfs – 5.97 m³/s211 cfs, median 1.78 m³/s62.9 cfs. Right now it is at 17% of the median.
February 22, 1997 · approved records 1968–2024 (HYDAT). Right now the flow is 0% 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 57 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. High 18. UV index 4 or moderate.
Partly cloudy. Low 7.
Mainly cloudy. High 14. UV index 3 or moderate.
Clearing. Low minus 1.
Forecast for Goderich (14 km away) from Environment and Climate Change Canada, issued . Full official forecast ↗ · we check for new forecasts every 2 hours.
Nearby gauges
| Maitland RiverBenmiller · 8 km | 1.89 m6.19 ft | Very low |
| Blyth BrookBelow Blyth · 11 km | 4.09 m13.41 ft | Very high |
| Tricks CreekClinton · 11 km | 6.31 m20.70 ft | Very low |
| Bayfield RiverVarna · 15 km | 0.76 m2.49 ft | Below normal |
| South Maitland RiverRoxboro · 16 km | 3.97 m13.02 ft | Below normal |
| Silver CreekSeaforth · 19 km | 5.73 m18.79 ft | Below normal |
About this gauge
Station: 02FE009 · South Maitland River at Summerhill
Location: 43.6844, -81.5412 · Ontario
Same river: Roxboro
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 South Maitland River at Summerhill today?
The latest reading (Oct 25, 1 PM, local standard time) is 9.13 m (29.95 ft) with a flow of 0.31 m³/s (10.8 cfs).
Is the South Maitland River at Summerhill high right now?
The flow is below normal for October (17% of the median).
Is the South Maitland River rising or falling?
In the last 24 hours it has been falling.
What is the highest flow ever recorded on the South Maitland River at Summerhill?
228 m³/s (8,052 cfs) on February 22, 1997, the highest instantaneous flow in the approved records of the Water Survey of Canada (1968–2024). Events after 2024 are not yet in the approved archive.
Where does this data come from?
Gauge 02FE009 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.