Southwest Miramichi River at Blackville
Water level and flow at gauge 01BO001, New Brunswick. The flow is well below normal for October (26% 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 80 years of monthly averages): 42.9 m³/s1,516 cfs – 131 m³/s4,617 cfs, median 72.7 m³/s2,567 cfs. Right now it is at 26% of the median.
April 29, 1973 · approved records 1964–2024 (HYDAT). Right now the flow is 1% 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 80 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
Sunny. Wind southwest 20 km/h. High 16. UV index 3 or moderate.
Clear. Wind southwest 20 km/h gusting to 40. Low plus 2.
A mix of sun and cloud. 30 percent chance of showers late in the morning and early afternoon. Wind southwest 20 km/h gusting to 40. High 16. UV index 3 or moderate.
Cloudy periods with 30 percent chance of showers. Low plus 1.
Forecast for Doaktown (31 km away) from Environment and Climate Change Canada, issued . Full official forecast ↗ · we check for new forecasts every 2 hours.
Nearby gauges
| Little Southwest Miramichi RiverLyttleton · 23 km | 1.14 m3.73 ft | Very low |
| Catamaran BrookRepap Road Bridge · 31 km | 0.44 m1.43 ft | Very low |
| Northwest Miramichi RiverTrout Brook · 40 km | 0.48 m1.56 ft | Very low |
| Salmon RiverCastaway · 50 km | 10.07 m33.05 ft | Very low |
| Coal Branch RiverBeersville · 67 km | 0.85 m2.78 ft | Below normal |
| Grand LakeNewcastle Creek · 77 km | 0.84 m2.76 ft | Very low |
About this gauge
Station: 01BO001 · Southwest Miramichi River at Blackville
Location: 46.7360, -65.8256 · New Brunswick
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 Southwest Miramichi River at Blackville today?
The latest reading (Oct 25, 8 AM, local standard time) is 0.47 m (1.54 ft) with a flow of 19.1 m³/s (675 cfs).
Is the Southwest Miramichi River at Blackville high right now?
The flow is well below normal for October (26% of the median).
Is the Southwest Miramichi River rising or falling?
In the last 24 hours it has been falling.
What is the highest flow ever recorded on the Southwest Miramichi River at Blackville?
2,790 m³/s (98,528 cfs) on April 29, 1973, the highest instantaneous flow in the approved records of the Water Survey of Canada (1964–2024). Events after 2024 are not yet in the approved archive.
Where does this data come from?
Gauge 01BO001 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.