Last Mountain Lake water level today
Lake in Saskatchewan
490.150m
1,608.10 ft · CGVD28
Measured · provisional
Above normal for the dateSteady
At a glance · Oct 23
Higher than usual
Last Mountain Lake is 0.21 m higher than normal for Oct 23, higher than on this date in all of the last 10 years.
Much lower
Lower
About normal
Higher
Much higher
- This week↘ Falling 0.04 m
- Lowest on record↓ 489.33 m (1965)
Compared with this gauge's own records for the same date. A statistical guide, not advice.
Today compared with past years on Oct 23
Where today's reading sits among this gauge's own records for the same date (±3 days). A statistical guide, not advice.
What this means
It is higher than on Oct 23 in every one of the last 10 years on record.
The lake has fallen 0.042 m in 7 days and fallen 0.151 m in 30 days.
Since 1965, the lowest daily level was 489.326 m (May 1965) and the highest 491.970 m (May 2011).
Last Mountain Lake level chart
Loading chart…
Measured
Normal range for the date (middle 50% of past years)
2026 compared with 2025
20262025Normal (middle 50% of past years)Usual range (10th–90th percentile)Median
Each year drawn on the same January–December axis, over this gauge's normal range for each date. Hover or tap a point for its value.
Same date in past years
| Date | Level | vs today |
|---|---|---|
| Oct 23, 2025 | 489.960 m | ▼ 0.190 m |
| Oct 23, 2024 | 489.899 m | ▼ 0.251 m |
| Oct 23, 2023 | 489.947 m | ▼ 0.203 m |
| Oct 23, 2022 | 489.972 m | ▼ 0.178 m |
| Oct 23, 2021 | 489.581 m | ▼ 0.569 m |
| Oct 23, 2020 | 489.667 m | ▼ 0.483 m |
| Oct 23, 2019 | 489.965 m | ▼ 0.185 m |
| Oct 23, 2018 | 489.857 m | ▼ 0.293 m |
| Oct 23, 2017 | 489.833 m | ▼ 0.317 m |
| Oct 23, 2016 | 490.010 m | ▼ 0.140 m |
Records & details
- Highest
- 491.970 m on May 12, 2011
- Lowest
- 489.326 m on May 13, 1965
- Records from
- 1965 (61 years of daily data)
- Water temperature
- Not measured here