Cat Arm Reservoir at Spillway
Water level and flow at gauge 02YF002, Newfoundland and Labrador. The level is normal for October. In the last 24 hours it has been steady.
Latest reading Oct 25, 10 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 31 years of monthly averages): 390.84 m1,282.28 ft – 392.44 m1,287.53 ft, median 391.42 m1,284.19 ft.
June 1, 2015 · approved records 1995–2025 (HYDAT). Right now the level is 2.07 m6.78 ft below that record.
1.25 m4.08 ft higher than on October 25, 2025 (390.56 m1,281.35 ft)
approved daily mean (HYDAT)
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 31 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 becoming southwest 20 km/h gusting to 40 this afternoon. High 10. UV index 2 or low.
Increasing cloudiness. 60 percent chance of showers overnight. Wind southwest 20 km/h gusting to 40 increasing to 40 gusting to 70 near midnight. Low 7.
Showers ending near noon then mainly cloudy with 40 percent chance of showers. Amount 5 mm. Wind southwest 30 km/h gusting to 60. Temperature steady near 8. UV index 2 or low.
Cloudy periods. Low zero.
Forecast for Daniel's Harbour (51 km away) from Environment and Climate Change Canada, issued . Full official forecast ↗ · we check for new forecasts every 2 hours.
Nearby gauges
| Main RiverParadise Pool · 34 km | 0.98 m3.22 ft | Below normal |
| Greavett BrookAbove Portland Creek Pond · 48 km | 0.71 m2.34 ft | Very low |
| South West BrookBaie Verte · 54 km | 1.15 m3.76 ft | Below normal |
| Upper Humber RiverAbove Black Brook · 58 km | 0.82 m2.70 ft | Below normal |
| Torrent RiverBristol'S Pool · 61 km | 1.17 m3.83 ft | Normal |
| Indian Brook DiversionAbove Birchy Lake · 82 km | 3.54 m11.62 ft | Normal |
About this gauge
Station: 02YF002 · Cat Arm Reservoir Near Spillway
Location: 50.0756, -56.9160 · Newfoundland and Labrador
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 Cat Arm Reservoir at Spillway today?
The latest reading (Oct 25, 10 AM, local standard time) is 391.80 m (1,285.43 ft).
Is the Cat Arm Reservoir at Spillway high right now?
The level is normal for October.
Is the Cat Arm Reservoir rising or falling?
In the last 24 hours it has been steady.
What is the highest water level ever recorded on the Cat Arm Reservoir at Spillway?
393.87 m (1,292.22 ft) on June 1, 2015, the highest instantaneous level in the approved records of the Water Survey of Canada (1995–2025). Events after 2025 are not yet in the approved archive.
How does the Cat Arm Reservoir at Spillway compare with a year ago?
The level is 1.25 m (4.08 ft) higher than on October 25, 2025 (390.56 m (1,281.35 ft), approved daily mean (HYDAT)).
Where does this data come from?
Gauge 02YF002 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.