Pefferlaw Brook near Udora water level
River gauge, Pefferlaw Brook, Ontario, Canada
Right now
Normal for mid-October
Water level
- Flow
- 2.19 m³/s
History
20252026
What this means
The gauge at Pefferlaw Brook near Udora reads 1.18 m, a normal level for mid-October.
The median for mid-October is 1.17 m, based on 21 years of readings, so the water level is 0.01 m above typical. On the same day last year the reading was 1.07 m, a difference of +0.11 m.
The level is falling, down 0.03 m over the past 24 hours. Over the past 30 days it has moved between 1.06 m and 1.31 m.
Fall is often low-water season on rivers, until steadier rain returns.
Compared with 21 years of daily readings for this time of year. How to read levels
Key numbers
- Median for this date
- 1.17 m0.01 m above the median for this date
- Normal for this date
- 1.10 m – 1.34 m8 years in 10 fall in this range (21 years of records)
- Same day last year
- 1.07 m+0.11 m
- Lowest and highest in 30 days
- 1.06 m – 1.31 m
- Lowest and highest in 12 months
- 1.08 m – 1.68 m
Conditions at Pefferlaw Brook near Udora
Paddlers should check the trend as well as the level; summer storms can raise rivers quickly.
Flood advisories come from the provincial river forecast centre.
Weather at the gauge
The forecast is not available right now.
Map
Nearby gauges
| Gauge | Level | Compared with normal | 24 hours | Distance |
|---|---|---|---|---|
| Black River at BaldwinRiver gauge, Black River | 8.45 m | Normal | −0.02 m | 12 km |
| Uxbridge Brook near UxbridgeRiver gauge, Uxbridge Brook | 2.80 m | Normal | ±0 | 16 km |
| Beaver River near BeavertonRiver gauge, Beaver River | 7.88 m | Normal | −0.01 m | 17 km |
| Lake Scugog at Scugog Island MarinaLake, Lake Scugog | 9.03 m | High | −0.01 m | 28 km |
| Mariposa Brook near Little BritainRiver gauge, Mariposa Brook | 2.38 m | High | −0.03 m | 28 km |
| Holland River East Branch at Holland LandingRiver gauge, Holland River East Branch | 7.49 m | Low | −0.01 m | 30 km |
| Blackstock Creek near BlackstockRiver gauge, Blackstock Creek | 2.92 m | Low | −0.04 m | 33 km |
| Hawkestone Creek at HawkestoneRiver gauge, Hawkestone Creek | 2.17 m | Normal | −0.01 m | 34 km |
Questions and answers
Is Pefferlaw Brook near Udora higher than last year?
Yes, it is 0.11 m higher than on the same day last year, when the reading was 1.07 m.
What is a normal level for Pefferlaw Brook near Udora in mid-October?
The median for mid-October is 1.17 m. In 8 years out of 10 the reading falls between 1.10 m and 1.34 m, based on 21 years of records.
Is the river level the same as the depth of the water?
No. The reading is measured from a fixed zero mark at the gauge, so 1.18 m on the gauge does not mean the water is that deep.
What is the water level of Pefferlaw Brook near Udora today?
On Oct 18, 2026, 06:35 PM EDT, the water level was 1.18 m. Down 0.03 m over the last 24 hours.
Is Pefferlaw Brook near Udora rising or falling?
Down 0.03 m over the last 24 hours. Up 0.06 m over the last 7 days.
Is the level of Pefferlaw Brook near Udora normal?
Normal for mid-October. Compared with 21 years of daily readings for this time of year.
How often is this data updated?
Environment and Climate Change Canada – Water Survey of Canada publishes a new reading every hour. This page refreshes within minutes of each update.
For specialists
Station codes, datum, parameters, data quality and downloads
- Operator
- Environment and Climate Change Canada – Water Survey of Canada
- Station code
eccc:02EC018(Agency page)- Coordinates
44.26753, -79.19461(WGS84)- Vertical datum
- station datum (assumed datum)
- Update interval
- every hour
- Licence
- Open Government Licence – Canada. Contains information licensed under the Open Government Licence – Canada
Published series
| Parameter | Last value | Time (UTC) | Quality |
|---|---|---|---|
| Water level | 1.18 m | 2026-10-18 22:35 | Provisional |
| Flow | 2.19 m³/s | 2026-10-18 22:35 | Provisional |
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How to cite
Environment and Climate Change Canada – Water Survey of Canada: Pefferlaw Brook near Udora (eccc:02EC018). Accessed October 18, 2026 via Nivelmap, https://nivelmap.com/en/canada/ontario/pefferlaw-brook-near-udora
How we check values
Each reading is stored as published. We hold back values that jump faster than physically plausible and show the measurement time with every value.
Readings are provisional, can be delayed or wrong and are not a flood warning. Read the disclaimer