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Poosjärvi water level

Lake, Satakunta, Finland

Directions

Right now

Normal for mid-October

Surface elevation

31.68m Up 0.23 m over the last 7 days

31.3 31.5 31.8
Surface elevation: 31.68 m. Normal for mid-October.

History

History
31.431.631.8mOct 10Oct 11Oct 12Oct 13Oct 1531.431.631.8mOct 10Oct 12Oct 15
31.532.0mSep 17Sep 24Oct 1Oct 8Oct 1531.532.0mSep 17Oct 1Oct 15
31.532.032.5mOct 2025Jan 2026Apr 2026Jul 2026Oct 202631.532.032.5mOct 2025Apr 2026Oct 2026
3233mOct 2016Apr 2019Oct 2021Apr 2024Oct 20263233mNov 2016Oct 2021Oct 2026
3233mJanMarMayJulSepNov20263233mJanAprJulOct2026

202120222023202420252026

Surface elevation Normal range (10–90 %)

What this means

Nothing unusual at Poosjärvi right now: the water level of 31.68 m is in the normal range for mid-October.

That puts it 0.09 m above the median of 31.59 m for mid-October, based on 11 years of readings. A year ago it stood at 31.56 m (+0.12 m).

The water is rising: up 0.23 m over the past week. Over the past 30 days it has moved between 31.44 m and 31.68 m.

Many reservoirs reach their low point of the year in autumn, before winter rain and snow start the refill.

Compared with 11 years of daily readings for this time of year. How to read levels

Key numbers

Median for this date
31.59 m0.09 m above the median for this date
Normal for this date
31.29 m – 31.91 m8 years in 10 fall in this range (11 years of records)
Same day last year
31.56 m+0.12 m
Lowest and highest in 30 days
31.44 m – 31.68 m
Lowest and highest in 12 months
31.40 m – 32.53 m

Swimming and boating at Poosjärvi

At a normal level, ramps and marinas generally run as usual, and fishing tends to follow the season more than the water level.

Weather at the gauge

The forecast is not available right now.

Sunrise 08:18 AM Sunset 06:19 PM Daylight 10h 1m First quarter 35 %

Map

Nearby gauges

Gauge Level Compared with normal 24 hours Distance
Salmus alaRiver gauge, Karvianjoki 34.91 m High 5.0 km
IsojärviLake 35.19 m Normal 5.0 km
Karvianjoki, kokonaisvirtaamaRiver gauge, Karvianjoki 59.7 m³/s Normal 7.3 km
PohjajokiRiver gauge 21.23 m Normal 7.4 km
MaajärviLake 41.55 m Normal 11 km
Eteläjoki, ParatiisikoskiRiver gauge, Eteläjoki 4.30 m Normal 11 km
Riuttan pato, alaRiver gauge, Karvianjoki 41.33 m Normal 13 km
LaunainenRiver gauge, Kokemäenjoki 0.45 m Normal 16 km

Questions and answers

How does Poosjärvi compare with last year?

It is 0.12 m higher than on the same day last year, when the reading was 31.56 m.

How often is Poosjärvi updated?

Once a day. The source, Suomen ympäristökeskus (Syke), publishes a single daily value; the latest is from Oct 15, 2026.

What is the water level of Poosjärvi today?

On Oct 15, 2026, the surface elevation was 31.68 m. Up 0.23 m over the last 7 days.

Is Poosjärvi rising or falling?

Up 0.23 m over the last 7 days.

Is the level of Poosjärvi normal?

Normal for mid-October. Compared with 11 years of daily readings for this time of year.

How often is this data updated?

Suomen ympäristökeskus (Syke) publishes a new reading once a day. This page refreshes within minutes of each update.

Where does this data come from?

The values come directly from Suomen ympäristökeskus (Syke), the official operator of this gauge, and are published under the CC BY 4.0. We do not estimate or model live values.

For specialists

Station codes, datum, parameters, data quality and downloads
Operator
Suomen ympäristökeskus (Syke)
Station code
syke:3613001
Coordinates
61.65722, 21.88111 (WGS84)
Vertical datum
N2000
Update interval
once a day
Licence
CC BY 4.0. Data from the Finnish Environment Institute (Syke), CC BY 4.0; regions from Statistics Finland, CC BY 4.0

Published series

ParameterLast valueTime (UTC)Quality
Surface elevation elevation 31.68 m 2026-10-15 00:00 Provisional

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How to cite

Suomen ympäristökeskus (Syke): Poosjärvi (syke:3613001). Accessed October 16, 2026 via Nivelmap, https://nivelmap.com/en/finland/satakunta/poosjarvi

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.