Sandvenvatn (Opo): discharge and water level

Sandvenvatn (Opo): discharge 13.7 m³/s (34% of mean flow), water level 1.84 m – below mean flood. Measured 23/10/2026, 20:00 CEST.

Now

13.7 m³/s below mean flood

Water level: 1.836 m (local datum) · Measured: 23/10/2026, 20:00 CEST · uncontrolled

Discharge, recent days (13.7–13.9 m³/s)

Mean flow (catchment statistic)40.9 m³/s
Mean annual flood290 m³/s
5-year flood350 m³/s
50-year flood510 m³/s

NVE flood statistics (culmination values).

Source: Data: NVE (Norges vassdrags- og energidirektorat), HydAPI · Licence: NLOD 2.0 · Updated 23/10/2026, 20:41 CEST. Raw data, mostly not yet quality-controlled by NVE. Not an official flood warning – see varsom.no.

🔔 Notify me E-mail on flood levels or your own threshold – not an official warning

Precipitation, last 7 days

21.3 mm fell at MET station Odda - Jordal (3.4 km away).

2026-10-16: 19.2 mm16.19.22026-10-17: 1.8 mm17.1.82026-10-18: 0 mm18.02026-10-19: 0 mm19.02026-10-20: 0 mm20.02026-10-21: 0 mm21.02026-10-22: 0.3 mm22.0.3
Data: MET Norway (Frost API, SN49220) · NLOD 2.0 / CC BY 4.0 · daily values, provisional

Water body status (EU Water Framework Directive)

  • SANDVINVATNET BEKKEFELT NO048-145-R
    Ecological status: moderate (2014) · Chemical: not assessed
    Good status expected: after 2027

Official assessment of the water body at this gauge from the 2022 river basin management plans (WFD target: at least “good”). It rates the whole water body, not today’s water quality.

EEA WISE – WFD 2022 (3rd RBMP), © EEA, CC BY 4.0