Petitot River below Highway No. 77
Water level and flow at gauge 10DA001, British Columbia. The flow is normal for October (73% of the median). In the last 24 hours it has been falling.
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 12 years of monthly averages): 9.63 m³/s340 cfs – 57.1 m³/s2,017 cfs, median 27.4 m³/s968 cfs. Right now it is at 73% of the median.
May 16, 2013 · approved records 1995–2024 (HYDAT). Right now the flow is 2% 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 12 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
A mix of sun and cloud. Clearing near noon. Fog patches dissipating near noon. Wind becoming southwest 20 km/h gusting to 40 this afternoon. High plus 1. Wind chill minus 18 this morning. UV index 1 or low.
Clear. Fog patches developing overnight. Wind southwest 20 km/h gusting to 40 becoming light late this evening. Low minus 11. Wind chill minus 18 overnight.
Sunny. Increasing cloudiness late in the afternoon. Fog patches dissipating near noon. Wind up to 15 km/h. High minus 1. Wind chill minus 18 in the morning and minus 3 in the afternoon. UV index 1 or low.
Periods of snow. Low minus 4.
Forecast for Fort Liard (39 km away) from Environment and Climate Change Canada, issued . Full official forecast ↗ · we check for new forecasts every 2 hours.
Nearby gauges
| Liard RiverFort Liard · 40 km | 2.47 m8.09 ft | Very low |
| Blackstone RiverHighway No. 7 · 119 km | 3.42 m11.23 ft | Below normal |
| South Nahanni RiverLiard River Confluence · 120 km | 91.29 m299.51 ft | No normal yet |
| Muskwa RiverFort Nelson · 135 km | -0.43 m-1.40 ft | Very low |
| Grainger RiverCanadian Zinc Road · 151 km | 8.17 m26.80 ft | Very low |
| Birch RiverHighway No. 7 · 157 km | 0.52 m1.69 ft | Very low |
About this gauge
Station: 10DA001 · Petitot River Below Highway No. 77
Location: 59.9886, -122.9609 · British Columbia
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 Petitot River below Highway No. 77 today?
The latest reading (Oct 25, 8 AM, local standard time) is 5.66 m (18.57 ft) with a flow of 20.0 m³/s (706 cfs).
Is the Petitot River below Highway No. 77 high right now?
The flow is normal for October (73% of the median).
Is the Petitot River rising or falling?
In the last 24 hours it has been falling.
What is the highest flow ever recorded on the Petitot River below Highway No. 77?
1,073 m³/s (37,893 cfs) on May 16, 2013, the highest instantaneous flow in the approved records of the Water Survey of Canada (1995–2024). Events after 2024 are not yet in the approved archive.
Where does this data come from?
Gauge 10DA001 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.