Big Lake at Taglu Island
Water level and flow at gauge 10LC020, Northwest Territories. The level is well above normal for October. In the last 24 hours it has been steady.
Latest reading Oct 25, 7 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 10 years of monthly averages): 8.58 m28.14 ft – 8.67 m28.44 ft, median 8.64 m28.35 ft.
June 6, 2013 · approved records 2007–2017 (HYDAT). Right now the level is 1.28 m4.19 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 8 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
| Mackenzie RiverKuluarpak Channel · 4 km | 9.21 m30.22 ft | Very high |
| Mackenzie RiverTununuk Point · 44 km | 10.29 m33.76 ft | Very high |
| Mackenzie RiverEllice Island · 47 km | 10.04 m32.94 ft | Very high |
| Hans CreekAbove Husky Lakes · 80 km | 3.89 m12.75 ft | Above normal |
| Mackenzie RiverAbove Shallow Bay · 84 km | 11.19 m36.73 ft | Very high |
| Trail Valley CreekInuvik · 93 km | 29.12 m95.53 ft | Very high |
About this gauge
Station: 10LC020 · Big Lake at Taglu Island
Location: 69.3894, -134.9690 · 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 Big Lake at Taglu Island today?
The latest reading (Oct 25, 7 AM, local standard time) is 8.82 m (28.94 ft).
Is the Big Lake at Taglu Island high right now?
The level is well above normal for October.
Is the Big Lake rising or falling?
In the last 24 hours it has been steady.
What is the highest water level ever recorded on the Big Lake at Taglu Island?
10.10 m (33.13 ft) on June 6, 2013, the highest instantaneous level in the approved records of the Water Survey of Canada (2007–2017). Events after 2017 are not yet in the approved archive.
Where does this data come from?
Gauge 10LC020 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.