Conestogo River at Glen Allan
Water level and flow at gauge 02GA028, Ontario. The flow is below normal for October (57% of the median). In the last 24 hours it has been steady.
Latest reading Oct 25, 10 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 67 years of monthly averages): 3.04 m³/s108 cfs – 6.13 m³/s216 cfs, median 4.14 m³/s146 cfs. Right now it is at 57% of the median.
May 17, 1974 · approved records 1960–2025 (HYDAT). Right now the flow is 1% of that record.
6% lower than on October 25, 2025 (2.52 m³/s89.0 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 66 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 Cambridge (19 km away) from Environment and Climate Change Canada, issued . Full official forecast ↗ · we check for new forecasts every 2 hours.
Nearby gauges
| Conestogo RiverBosworth · 14 km | 4.09 m13.43 ft | No normal yet |
| Conestogo RiverSt. Jacobs · 17 km | 0.28 m0.93 ft | Normal |
| Canagagigue CreekElmira · 18 km | 9.70 m31.83 ft | Normal |
| Moorefield CreekRothsay · 19 km | 1.13 m3.72 ft | Very low |
| Grand RiverWest Montrose · 19 km | 11.09 m36.40 ft | Very low |
| Irvine RiverSalem · 21 km | 1.70 m5.57 ft | Very low |
About this gauge
Station: 02GA028 · Conestogo River at Glen Allan
Location: 43.6548, -80.7022 · Ontario
Same river: St. Jacobs, Bosworth
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 Conestogo River at Glen Allan today?
The latest reading (Oct 25, 10 AM, local standard time) is 0.68 m (2.24 ft) with a flow of 2.38 m³/s (84.0 cfs).
Is the Conestogo River at Glen Allan high right now?
The flow is below normal for October (57% of the median).
Is the Conestogo River rising or falling?
In the last 24 hours it has been steady.
What is the highest flow ever recorded on the Conestogo River at Glen Allan?
447 m³/s (15,786 cfs) on May 17, 1974, the highest instantaneous flow in the approved records of the Water Survey of Canada (1960–2025). Events after 2025 are not yet in the approved archive.
How does the Conestogo River at Glen Allan compare with a year ago?
The flow is 6% lower than on October 25, 2025 (2.52 m³/s (89.0 cfs), approved daily mean (HYDAT)).
Where does this data come from?
Gauge 02GA028 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.