Nonacho Lake at Lutselk'E
Water level and flow at gauge 07QD002, Northwest Territories. The level is normal for October. In the last 24 hours it has been steady.
Latest reading Oct 25, 8 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 57 years of monthly averages): 6.09 m19.98 ft – 6.37 m20.90 ft, median 6.26 m20.54 ft.
July 15, 2021 · approved records 1978–2024 (HYDAT). Right now the level is 0.70 m2.29 ft below that record.
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 54 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
| Hoarfrost RiverThe Mouth · 129 km | 7.84 m25.73 ft | Normal |
| Barnston RiverThe Mouth · 137 km | 7.47 m24.50 ft | Normal |
| Great Slave LakeOutlet of Barnston River · 137 km | 97.15 m318.75 ft | No normal yet |
| Lockhart RiverOutlet of Artillery Lake · 143 km | 1.86 m6.10 ft | Normal |
| Waldron RiverThe Mouth · 152 km | 2.09 m6.87 ft | Normal |
| Tazin RiverThe Mouth · 157 km | 9.96 m32.68 ft | Very high |
About this gauge
Station: 07QD002 · Nonacho Lake Near Lutselk'E
Location: 61.7336, -109.6611 · Northwest Territories
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 Nonacho Lake at Lutselk'E today?
The latest reading (Oct 25, 8 AM, local standard time) is 6.36 m (20.87 ft).
Is the Nonacho Lake at Lutselk'E high right now?
The level is normal for October.
Is the Nonacho Lake rising or falling?
In the last 24 hours it has been steady.
What is the highest water level ever recorded on the Nonacho Lake at Lutselk'E?
7.06 m (23.16 ft) on July 15, 2021, the highest instantaneous level in the approved records of the Water Survey of Canada (1978–2024). Events after 2024 are not yet in the approved archive.
Where does this data come from?
Gauge 07QD002 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.