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Lynn River at Simcoe water level

River gauge, Lynn River, Ontario, Canada

Directions

Right now

Normal for mid-October

Water level

1.25m Down 0.09 m over the last 24 hours

Flow
1.21 m³/s
1.15 1.20 1.25 1.30

History

History
1.21.31.4mOct 10Oct 12Oct 14Oct 15Oct 171.21.31.4mOct 10Oct 14Oct 17
1.21.41.6mSep 17Sep 25Oct 2Oct 10Oct 171.21.41.6mSep 17Oct 2Oct 17
1.21.41.61.8mOct 2025Jan 2026Apr 2026Jul 2026Oct 20261.21.41.61.8mOct 2025Apr 2026Oct 2026
1.21.41.61.8mJanMarMayJulSepNov20261.21.41.61.8mJanAprJulOct2026

20252026

Water level Normal range (10–90 %)

What this means

Water levels are unremarkable at Lynn River at Simcoe, where the gauge shows 1.25 m.

The median for mid-October is 1.21 m, based on 21 years of readings, so the water level is 0.04 m above typical. On the same day last year the reading was 1.16 m, a difference of +0.09 m.

It is still going down, by 0.09 m over the past 24 hours. The 30-day range is 1.17 m – 1.73 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
1.21 m0.04 m above the median for this date
Normal for this date
1.16 m – 1.29 m8 years in 10 fall in this range (21 years of records)
Same day last year
1.16 m+0.09 m
Lowest and highest in 30 days
1.17 m – 1.73 m
Lowest and highest in 12 months
1.16 m – 1.80 m

Freshet, ice and paddling

Open-water season is the time for canoe trips and fishing, though rapids change character with every few centimetres of water.

Flood advisories come from the provincial river forecast centre.

Weather at the gauge

Rain in the last 3 days: 2.9 mm. Rain that falls upstream can take hours or days to show up at a river gauge.

17 Sat 9° 2° – Wind 20 km/h
18 Sun 14° 2° – Wind 27 km/h
19 Mon 19° 5° – Wind 13 km/h
20 Tue 18° 7° – Wind 17 km/h
21 Wed 16° 5° – Wind 16 km/h
22 Thu 19° 4° – Wind 13 km/h
23 Fri 16° 5° – Wind 15 km/h

Forecast: Open-Meteo

Sunrise 07:37 AM Sunset 06:37 PM Daylight 11 hr First quarter 42%

Map

Nearby gauges

Gauge Level Compared with normal 24 hours Distance
Young Creek near VittoriaRiver gauge, Young Creek 11.70 m Normal ±0 6.4 km
Nanticoke Creek at NanticokeRiver gauge, Nanticoke Creek 12.23 m Normal ±0 17 km
Big Creek near DelhiRiver gauge, Big Creek 4.93 m Low ±0 18 km
Big Creek near KelvinRiver gauge, Big Creek 6.04 m Normal +0.01 m 22 km
Big Creek near WalsinghamRiver gauge, Big Creek 4.19 m Normal +0.01 m 25 km
Big Otter Creek above OttervilleRiver gauge, Big Otter Creek 3.88 m Normal +0.02 m 26 km
Venison Creek near WalsinghamRiver gauge, Venison Creek 6.72 m Very low −0.04 m 28 km
Grand River at BrantfordRiver gauge, Grand River 0.26 m Normal +0.02 m 34 km

Questions and answers

Is the Lynn River at Simcoe higher than last year?

Yes, it is 0.09 m higher than on the same day last year, when the reading was 1.16 m.

What is a normal level for the Lynn River at Simcoe in mid-October?

The median for mid-October is 1.21 m. In 8 years out of 10 the reading falls between 1.16 m and 1.29 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 1.25 m on the gauge does not mean the water is that deep.

What is the water level of Lynn River at Simcoe today?

On Oct 17, 2026, 11:35 AM EDT, the water level was 1.25 m. Down 0.09 m over the last 24 hours.

Is Lynn River at Simcoe rising or falling?

Down 0.09 m over the last 24 hours. Up 0.03 m over the last 7 days.

Is the level of Lynn River at Simcoe 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:02GC008 (Agency page)
Coordinates
42.82333, -80.28944 (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 1.25 m 2026-10-17 15:35 Provisional
Flow 1.21 m³/s 2026-10-17 15:35 Provisional

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How to cite

Environment and Climate Change Canada – Water Survey of Canada: Lynn River at Simcoe (eccc:02GC008). Accessed October 17, 2026 via Nivelmap, https://nivelmap.com/en/canada/ontario/lynn-river-at-simcoe

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.