Big Salmon River at Carmacks
Water level and flow at gauge 09AG001, Yukon. The flow is normal for October (100% of the median). In the last 24 hours it has been falling.
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 46 years of monthly averages): 48.3 m³/s1,706 cfs – 76.3 m³/s2,695 cfs, median 62.3 m³/s2,198 cfs. Right now it is at 100% of the median.
June 23, 1962 · approved records 1953–2024 (HYDAT). Right now the flow is 9% of that record.
Last 30 days
Hourly readings · shaded: normal range for this month
This year compared with past years
Daily flow
Normal range: monthly averages of 44 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.
Nearby gauges
| Drury CreekKm 469 Robert Campbell Highway · 43 km | 7.32 m24.03 ft | Normal |
| Nordenskiold RiverBelow Rowlinson Creek · 78 km | 2.79 m9.15 ft | Below normal |
| Yukon RiverCarmacks · 79 km | 2.77 m9.08 ft | Below normal |
| Pelly RiverBelow Vangorda Creek · 85 km | 4.52 m14.82 ft | Very low |
| Lake LabergeWhitehorse · 89 km | 7.12 m23.34 ft | Below normal |
| Takhini RiverWhitehorse · 123 km | 3.03 m9.94 ft | Below normal |
About this gauge
Station: 09AG001 · Big Salmon River Near Carmacks
Location: 61.8726, -134.8363 · Yukon
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 Big Salmon River at Carmacks today?
The latest reading (Oct 25, 4 AM, local standard time) is 0.92 m (3.00 ft) with a flow of 62.1 m³/s (2,193 cfs).
Is the Big Salmon River at Carmacks high right now?
The flow is normal for October (100% of the median).
Is the Big Salmon River rising or falling?
In the last 24 hours it has been falling.
What is the highest flow ever recorded on the Big Salmon River at Carmacks?
685 m³/s (24,191 cfs) on June 23, 1962, the highest instantaneous flow in the approved records of the Water Survey of Canada (1953–2024). Events after 2024 are not yet in the approved archive.
Where does this data come from?
Gauge 09AG001 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.