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Pefferlaw Brook near Udora water level

River gauge, Pefferlaw Brook, Ontario, Canada

Directions

Right now

Normal for mid-October

Water level

1.18m Down 0.03 m over the last 24 hours

Flow
2.19 m³/s
1.1 1.2 1.3

History

History
1.11.21.3mOct 12Oct 13Oct 15Oct 17Oct 181.11.21.3mOct 12Oct 15Oct 18
1.11.21.3mSep 19Sep 26Oct 3Oct 11Oct 181.11.21.3mSep 19Oct 3Oct 18
1.01.52.0mOct 2025Jan 2026Apr 2026Jul 2026Oct 20261.01.52.0mOct 2025Apr 2026Oct 2026
1.01.52.0mJanMarMayJulSepNov20261.01.52.0mJanAprJulOct2026

20252026

Water level Normal range (10–90 %)

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.

Sunrise 07:36 AM Sunset 06:29 PM Daylight 10 hr, 53 min First quarter 54%

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

ParameterLast valueTime (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.