Crowe River at Marmora
Water level and flow at gauge 02HK003, Ontario. The flow is normal for October (68% 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 66 years of monthly averages): 3.12 m³/s110 cfs – 10.9 m³/s384 cfs, median 7.49 m³/s264 cfs. Right now it is at 68% of the median.
April 18, 2014 · approved records 1966–2025 (HYDAT). Right now the flow is 2% of that record.
712% higher than on October 25, 2025 (0.63 m³/s22.1 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. Fog patches dissipating this morning. Wind up to 15 km/h. High 16. Wind chill minus 5 this morning. UV index 3 or moderate.
Partly cloudy. Low 8.
Cloudy. 30 percent chance of showers in the morning and early in the afternoon. High 14. UV index 2 or low.
Cloudy periods. Low minus 5.
Forecast for Stirling (23 km away) from Environment and Climate Change Canada, issued . Full official forecast ↗ · we check for new forecasts every 2 hours.
Nearby gauges
| Moira RiverDeloro · 6 km | 1.34 m4.40 ft | Normal |
| Beaver CreekMarmora · 6 km | 9.15 m30.02 ft | Normal |
| Hoards CreekWellman · 17 km | 3.16 m10.36 ft | Normal |
| Rawdon CreekWest Huntingdon · 23 km | 1.28 m4.20 ft | Below normal |
| Trout CreekCampbellford · 23 km | 2.04 m6.68 ft | Below normal |
| Trent RiverLower Glen Ross · 25 km | 4.51 m14.80 ft | No normal yet |
About this gauge
Station: 02HK003 · Crowe River at Marmora
Location: 44.4816, -77.6848 · Ontario
Same river: Glen Alda
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 Crowe River at Marmora today?
The latest reading (Oct 25, 9 AM, local standard time) is 10.12 m (33.21 ft) with a flow of 5.09 m³/s (180 cfs).
Is the Crowe River at Marmora high right now?
The flow is normal for October (68% of the median).
Is the Crowe River rising or falling?
In the last 24 hours it has been steady.
What is the highest flow ever recorded on the Crowe River at Marmora?
230 m³/s (8,122 cfs) on April 18, 2014, the highest instantaneous flow in the approved records of the Water Survey of Canada (1966–2025). Events after 2025 are not yet in the approved archive.
How does the Crowe River at Marmora compare with a year ago?
The flow is 712% higher than on October 25, 2025 (0.63 m³/s (22.1 cfs), approved daily mean (HYDAT)).
Where does this data come from?
Gauge 02HK003 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.