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Gravå water level

River gauge, Fyresdalsåna, Telemark, Norway

Directions

Right now

Normal for mid-October

Water level

0.34m Down 0.06 m over the last 24 hours

Flow
0.09 m³/s
0.3 0.5 0.8 Minor floodstage 0.87 m
Water level: 0.34 m. Normal for mid-October.

History

History
0.20.40.60.8mOct 10Oct 11Oct 13Oct 14Oct 16Minor flood stage0.20.40.60.8mOct 10Oct 13Oct 16Minor flood stage
0.30.50.8mSep 17Sep 24Oct 1Oct 9Oct 16Minor flood stage0.30.50.8mSep 17Oct 1Oct 16Minor flood stage
-0.00.30.50.8mOct 2025Jan 2026Apr 2026Jul 2026Oct 2026Minor flood stage-0.00.30.50.8mOct 2025Apr 2026Oct 2026Minor flood stage
-0.00.30.50.8mJanMarMayJulSepNov2026-0.00.30.50.8mJanAprJulOct2026

20252026

Water level Normal range (10–90 %) Minor flood stage

What this means

Water levels are unremarkable at Gravå, where the gauge shows 0.34 m.

It is 0.53 m below the flood level of 0.87 m. The median for mid-October is 0.31 m, based on 21 years of readings, so the river level is 0.02 m above typical. On the same day last year the reading was 0.25 m, a difference of +0.09 m.

It is still going down, by 0.06 m over the past 24 hours. The 30-day range is 0.17 m – 0.54 m.

Early autumn 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
0.31 m0.02 m above the median for this date
Normal for this date
0.20 m – 0.61 m8 years in 10 fall in this range (21 years of records)
Same day last year
0.25 m+0.09 m
Lowest and highest in 30 days
0.17 m – 0.54 m
Lowest and highest in 12 months
0.02 m – 0.74 m

On and along the river

Nothing about this level suggests unusual conditions on the water.

The flood level is 0.87 m, 0.53 m above the current reading.

Weather at the gauge

Rain in the last 3 days: 1.3 mm. Rain upstream usually reaches a river gauge after hours to days.

17 Sat 10° 1° – Wind 6 km/h
18 Sun 9° 0° – Wind 5 km/h
19 Mon 10° -1° – Wind 5 km/h
20 Tue 5° -1° – Wind 6 km/h
21 Wed 4° 3° 2.4 mm, 75 % Wind 8 km/h
22 Thu 7° 5° 11 mm, 80 % Wind 6 km/h
23 Fri 9° 2° 8.7 mm, 58 % Wind 13 km/h

Forecast: Open-Meteo

Sunrise 08:08 AM Sunset 06:21 PM Daylight 10h 13m First quarter 35 %

Map

Other gauges on the Fyresdalsåna

Gauge Level Compared with normal 24 hours Distance
FinndølaRiver gauge, Fyresdalsåna 0.57 m Normal −0.04 m 2.4 km

Nearby gauges

Gauge Level Compared with normal 24 hours Distance
SongedalsåiRiver gauge 0.86 m Normal −0.12 m 7.8 km
GrytåRiver gauge, Grytåi 0.55 m Normal −0.02 m 19 km
Bandak v/DalenReservoir, Bandak 71.88 m Below flood stage 23 km
ElvarheimRiver gauge, Vest-vassdraget 74.92 m Below flood stage 23 km
ValleRiver gauge, Otra 1.15 m Normal −0.22 m 30 km
Kilåi bruRiver gauge, Kilåi 0.42 m Normal 0.00 m 30 km
BjønntjønnRiver gauge, Grytåi 1.06 m Normal −0.05 m 34 km
NystølsvannRiver gauge, Hegneåi 618.94 m Below flood stage 38 km

Questions and answers

Is the Fyresdalsåna at Gravå higher than last year?

Yes, it is 0.09 m higher than on the same day last year, when the reading was 0.25 m.

At what level does the Fyresdalsåna at Gravå flood?

The official flood level is 0.87 m. The river is currently 0.53 m below it.

How often is Gravå updated?

Several times an hour. New readings from NVE – Norges vassdrags- og energidirektorat appear here as they arrive. Latest: Oct 16, 2026, 10:00 AM GMT+2.

What is the water level of Gravå today?

On Oct 16, 2026, 10:00 AM GMT+2, the water level was 0.34 m. Down 0.06 m over the last 24 hours.

Is Gravå rising or falling?

Down 0.06 m over the last 24 hours. Up 0.14 m over the last 7 days.

Is the level of Gravå normal?

Normal for mid-October. Compared with 21 years of daily readings for this time of year.

How often is this data updated?

NVE – Norges vassdrags- og energidirektorat 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
NVE – Norges vassdrags- og energidirektorat
Station code
nve:19.79.0 (Agency page)
Coordinates
59.23484, 8.03641 (WGS84)
Vertical datum
local gauge zero
Update interval
every hour
Licence
NLOD 2.0. Contains data from NVE (Norwegian Water Resources and Energy Directorate) under the Norwegian Licence for Open Government Data (NLOD)

Published series

ParameterLast valueTime (UTC)Quality
Water level stage 0.34 m 2026-10-16 08:00 Provisional
Flow discharge 0.09 m³/s 2026-10-16 08:00 Provisional

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How to cite

NVE – Norges vassdrags- og energidirektorat: Gravå (nve:19.79.0). Accessed October 16, 2026 via Nivelmap, https://nivelmap.com/en/norway/telemark/grava

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.