Ells River above Joslyn Creek Diversion
Water level and flow at gauge 07DA039, Alberta. The flow is above normal for October (167% of the median). In the last 24 hours it has been steady.
Latest reading Oct 25, 5 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 9 years of monthly averages): 2.09 m³/s73.8 cfs – 4.90 m³/s173 cfs, median 3.41 m³/s120 cfs. Right now it is at 167% of the median.
June 9, 2020 · approved records 2017–2025 (HYDAT). Right now the flow is 5% of that record.
93% higher than on October 25, 2025 (2.95 m³/s104 cfs)
approved daily mean (HYDAT)
Last 30 days
Hourly readings · shaded: normal range for this month
This year compared with past years
Daily flow
Normal range: monthly averages of 9 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
Clearing. Wind up to 15 km/h. High plus 1. Wind chill minus 10 this morning. UV index 1 or low.
Clear. Wind up to 15 km/h. Low minus 9. Wind chill minus 3 this evening and minus 14 overnight.
Sunny. Wind up to 15 km/h. High plus 4. Wind chill minus 14 in the morning. UV index 1 or low.
Clear. Low minus 4.
Forecast for Mildred Lake (21 km away) from Environment and Climate Change Canada, issued . Full official forecast ↗ · we check for new forecasts every 2 hours.
Nearby gauges
| Dover RiverThe Mouth · 12 km | 97.62 m320.29 ft | Normal |
| Ells RiverCanadian Natural Resources Limited Bridge · 16 km | 98.17 m322.08 ft | Above normal |
| Mackay RiverFort Mackay · 18 km | 1.91 m6.26 ft | Normal |
| Tar RiverAbove Canadian Natural Resources Limited Lake · 19 km | 97.31 m319.25 ft | Very high |
| Tar RiverThe Mouth · 21 km | 97.59 m320.17 ft | Normal |
| Muskeg RiverFort Mackay · 25 km | 1.59 m5.20 ft | Normal |
About this gauge
Station: 07DA039 · Ells River Above Joslyn Creek Diversion
Location: 57.2209, -111.9880 · Alberta
Same river: Canadian Natural Resources Limited Bridge
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 Ells River above Joslyn Creek Diversion today?
The latest reading (Oct 25, 5 AM, local standard time) is 97.73 m (320.62 ft) with a flow of 5.69 m³/s (201 cfs).
Is the Ells River above Joslyn Creek Diversion high right now?
The flow is above normal for October (167% of the median).
Is the Ells River rising or falling?
In the last 24 hours it has been steady.
What is the highest flow ever recorded on the Ells River above Joslyn Creek Diversion?
105 m³/s (3,708 cfs) on June 9, 2020, the highest instantaneous flow in the approved records of the Water Survey of Canada (2017–2025). Events after 2025 are not yet in the approved archive.
How does the Ells River above Joslyn Creek Diversion compare with a year ago?
The flow is 93% higher than on October 25, 2025 (2.95 m³/s (104 cfs), approved daily mean (HYDAT)).
Where does this data come from?
Gauge 07DA039 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.