Koksilah River at Cowichan Station
Water level and flow at gauge 08HA003, British Columbia. The flow is well below normal for October (19% of the median). In the last 24 hours it has been rising.
Latest reading Oct 25, 4 AM local standard time (2 hours ago) · data checked · we check every 30 minutes
Compared with a normal October
Normal for October (middle half of 69 years of monthly averages): 1.39 m³/s49.1 cfs – 5.90 m³/s208 cfs, median 3.33 m³/s118 cfs. Right now it is at 19% of the median.
November 15, 2006 · approved records 1990–2025 (HYDAT). Right now the flow is 0% of that record.
84% lower than on October 25, 2025 (3.90 m³/s138 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 69 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
Periods of rain. Wind northeast 20 km/h. Low plus 5.
Periods of rain. Wind northeast 20 km/h. High 10. UV index 1 or low.
Cloudy with 60 percent chance of showers. Wind northeast 20 km/h. Low 7.
Sunny. High 12.
Forecast for Duncan (6 km away) from Environment and Climate Change Canada, issued . Full official forecast ↗ · we check for new forecasts every 2 hours.
Nearby gauges
| Cowichan RiverDuncan · 6 km | 0.34 m1.11 ft | Below normal |
| Bings CreekThe Mouth · 8 km | 1.41 m4.63 ft | Normal |
| Chemainus RiverWestholme · 17 km | 0.64 m2.09 ft | Below normal |
| Cowichan RiverLake Cowichan · 30 km | 0.30 m1.00 ft | Very low |
| Cowichan LakeLake Cowichan · 30 km | 0.49 m1.61 ft | Very low |
| Garbage CreekThe Mouth · 36 km | 0.34 m1.12 ft | Very low |
About this gauge
Station: 08HA003 · Koksilah River at Cowichan Station
Location: 48.7293, -123.6713 · British Columbia
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 Koksilah River at Cowichan Station today?
The latest reading (Oct 25, 4 AM, local standard time) is 0.51 m (1.66 ft) with a flow of 0.62 m³/s (22.0 cfs).
Is the Koksilah River at Cowichan Station high right now?
The flow is well below normal for October (19% of the median).
Is the Koksilah River rising or falling?
In the last 24 hours it has been rising.
What is the highest flow ever recorded on the Koksilah River at Cowichan Station?
365 m³/s (12,890 cfs) on November 15, 2006, the highest instantaneous flow in the approved records of the Water Survey of Canada (1990–2025). Events after 2025 are not yet in the approved archive.
How does the Koksilah River at Cowichan Station compare with a year ago?
The flow is 84% lower than on October 25, 2025 (3.90 m³/s (138 cfs), approved daily mean (HYDAT)).
Where does this data come from?
Gauge 08HA003 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.