Stewart River at Mayo
Water level and flow at gauge 09DC006, Yukon. The level is normal for October. In the last 24 hours it has been falling.
Latest reading Oct 25, 9 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 21 years of monthly averages): 3.61 m11.83 ft – 4.13 m13.55 ft, median 3.89 m12.77 ft.
June 21, 1992 · approved records 1980–2024 (HYDAT). Right now the level is 5.66 m18.58 ft below that record.
0.10 m0.34 ft higher than on October 25, 2025 (3.99 m13.08 ft)
approved daily mean (HYDAT)
Last 30 days
Hourly readings · shaded: normal range for this month
This year compared with past years
Daily water level
Normal range: monthly averages of 21 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
Mainly cloudy. Wind up to 15 km/h. High minus 5. Wind chill minus 13 this morning.
Mainly cloudy. 30 percent chance of flurries after midnight. Low minus 13.
A mix of sun and cloud. Becoming cloudy in the afternoon with 60 percent chance of flurries late in the afternoon. High minus 5.
Cloudy with 60 percent chance of flurries. Low minus 8.
Forecast for Mayo (0 km away) from Environment and Climate Change Canada, issued . Full official forecast ↗ · we check for new forecasts every 2 hours.
Nearby gauges
| Mayo RiverHighway No. 11 · 2 km | 6.73 m22.06 ft | No normal yet |
| Mayo RiverBelow Mayo Lake · 32 km | 8.30 m27.23 ft | No normal yet |
| Mayo Lake09DC005 · 58 km | 3.45 m11.31 ft | Above normal |
| McQuesten RiverThe Mouth · 68 km | 3.72 m12.19 ft | Normal |
| Pelly RiverPelly Crossing · 91 km | 1.81 m5.93 ft | Normal |
| Little South Klondike RiverBelow Ross Creek · 94 km | 4.18 m13.72 ft | Very high |
About this gauge
Station: 09DC006 · Stewart River Near Mayo
Location: 63.5909, -135.8980 · Yukon
Same river: The Mouth
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 Stewart River at Mayo today?
The latest reading (Oct 25, 9 AM, local standard time) is 4.09 m (13.42 ft).
Is the Stewart River at Mayo high right now?
The level is normal for October.
Is the Stewart River rising or falling?
In the last 24 hours it has been falling.
What is the highest water level ever recorded on the Stewart River at Mayo?
9.76 m (32.00 ft) on June 21, 1992, the highest instantaneous level in the approved records of the Water Survey of Canada (1980–2024). Events after 2024 are not yet in the approved archive.
How does the Stewart River at Mayo compare with a year ago?
The level is 0.10 m (0.34 ft) higher than on October 25, 2025 (3.99 m (13.08 ft), approved daily mean (HYDAT)).
Where does this data come from?
Gauge 09DC006 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.