Grand River below Shand Dam
Water level and flow at gauge 02GA016, Ontario. The flow is below normal for October (75% of the median). In the last 24 hours it has been steady.
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 73 years of monthly averages): 3.49 m³/s123 cfs – 8.02 m³/s283 cfs, median 4.57 m³/s161 cfs. Right now it is at 75% of the median.
February 7, 2008 · approved records 1952–2025 (HYDAT). Right now the flow is 1% of that record.
32% higher than on October 25, 2025 (2.61 m³/s92.2 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 72 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 becoming southwest 20 km/h this afternoon. High 18. UV index 4 or moderate.
Partly cloudy. Low 7.
Mainly cloudy. Wind becoming northwest 20 km/h late in the morning. High 16. UV index 3 or moderate.
Clear. Low plus 1.
Forecast for Kitchener-Waterloo (19 km away) from Environment and Climate Change Canada, issued . Full official forecast ↗ · we check for new forecasts every 2 hours.
Nearby gauges
| Irvine RiverSalem · 9 km | 1.70 m5.58 ft | Very low |
| Speed RiverArmstrong Mills · 12 km | 1.04 m3.40 ft | Very low |
| Grand RiverMarsville · 16 km | 3.30 m10.81 ft | Below normal |
| Credit River Erin BranchHillsburgh · 17 km | 1.92 m6.30 ft | Normal |
| Grand RiverWest Montrose · 20 km | 11.09 m36.40 ft | Very low |
| Credit River Erin BranchAbove Erin · 20 km | 2.04 m6.68 ft | Normal |
About this gauge
Official sources
For flood warnings, advisories and approved data, always use these official services:
Questions
What is the water level of the Grand River below Shand Dam today?
The latest reading (Oct 25, 1 PM, local standard time) is 1.55 m (5.07 ft) with a flow of 3.44 m³/s (121 cfs).
Is the Grand River below Shand Dam high right now?
The flow is below normal for October (75% of the median).
Is the Grand River rising or falling?
In the last 24 hours it has been steady.
What is the highest flow ever recorded on the Grand River below Shand Dam?
670 m³/s (23,661 cfs) on February 7, 2008, the highest instantaneous flow in the approved records of the Water Survey of Canada (1952–2025). Events after 2025 are not yet in the approved archive.
How does the Grand River below Shand Dam compare with a year ago?
The flow is 32% higher than on October 25, 2025 (2.61 m³/s (92.2 cfs), approved daily mean (HYDAT)).
Where does this data come from?
Gauge 02GA016 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.