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South Castor River at Kenmore water level

River gauge, South Castor River, Ontario, Canada

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Right now

Very high for mid-October

Water level

1.63m Down 0.18 m over the last 24 hours

Flow
4.14 m³/s
1.3 1.5

History

History
1.31.51.8mOct 12Oct 13Oct 15Oct 17Oct 181.31.51.8mOct 12Oct 15Oct 18
1.31.51.8mSep 19Sep 26Oct 3Oct 11Oct 181.31.51.8mSep 19Oct 3Oct 18
1.52.02.5mOct 2025Jan 2026Apr 2026Jul 2026Oct 20261.52.02.5mOct 2025Apr 2026Oct 2026
1.52.02.5mJanMarMayJulSepNov20261.52.02.5mJanAprJulOct2026

20252026

Water level Normal range (10–90 %)

What this means

High water at South Castor River at Kenmore: the latest reading is 1.63 m, well above normal for mid-October.

The median for mid-October is 1.22 m, based on 21 years of readings, so the water level is 0.41 m above typical. On the same day last year the reading was 1.19 m, a difference of +0.45 m.

It is still going down, by 0.18 m over the past 24 hours. The 30-day range is 1.23 m – 1.89 m.

That stands out in fall, when many rivers are usually near their lowest.

Compared with 21 years of daily readings for this time of year. How to read levels

Key numbers

Median for this date
1.22 m0.41 m above the median for this date
Normal for this date
1.19 m – 1.37 m8 years in 10 fall in this range (21 years of records)
Same day last year
1.19 m+0.45 m
Lowest and highest in 30 days
1.23 m – 1.89 m
Lowest and highest in 12 months
1.18 m – 1.86 m

High water: what to watch for

Fast water is stronger than it looks. Even shallow water across a road can move a car, and riverbanks can be undercut and give way without warning.

Upstream gauges on the same river usually show a rise first, which is a useful early warning.

Weather at the gauge

The forecast is not available right now.

Sunrise 07:22 AM Sunset 06:13 PM Daylight 10 hr, 51 min First quarter 54%

Map

Nearby gauges

Gauge Level Compared with normal 24 hours Distance
Castor River at RussellRiver gauge, Castor River 3.43 m Very high −0.13 m 6.6 km
South Nation River at ChestervilleRiver gauge, South Nation River 6.31 m High +0.01 m 20 km
Rideau River below ManotickRiver gauge, Rideau River 4.39 m Very high −0.02 m 23 km
Payne River near BerwickRiver gauge, Payne River 6.38 m Very high −0.14 m 24 km
South Branch South Nation River near Winchester SpringsRiver gauge, South Branch South Nation River 7.71 m Very high −0.27 m 26 km
North Branch South Nation River near HeckstonRiver gauge, North Branch South Nation River 1.20 m Very high −0.14 m 27 km
Rideau River at OttawaRiver gauge, Rideau River 3.39 m Very high ±0 28 km
Jock River near RichmondRiver gauge, Jock River 6.56 m Very high −0.04 m 30 km

Questions and answers

Is the South Castor River at Kenmore higher than last year?

Yes, it is 0.45 m higher than on the same day last year, when the reading was 1.19 m.

What is a normal level for the South Castor River at Kenmore in mid-October?

The median for mid-October is 1.22 m. In 8 years out of 10 the reading falls between 1.19 m and 1.37 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 1.63 m on the gauge does not mean the water is that deep.

What is the water level of South Castor River at Kenmore today?

On Oct 18, 2026, 07:20 PM EDT, the water level was 1.63 m. Down 0.18 m over the last 24 hours.

Is South Castor River at Kenmore rising or falling?

Down 0.18 m over the last 24 hours. Up 0.40 m over the last 7 days.

Is the level of South Castor River at Kenmore normal?

Very high 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:02LB020 (Agency page)
Coordinates
45.22833, -75.41272 (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 1.63 m 2026-10-18 23:20 Provisional
Flow 4.14 m³/s 2026-10-18 23:20 Provisional

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How to cite

Environment and Climate Change Canada – Water Survey of Canada: South Castor River at Kenmore (eccc:02LB020). Accessed October 18, 2026 via Nivelmap, https://nivelmap.com/en/canada/ontario/south-castor-river-at-kenmore

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.