Bertnem (Namsen): discharge and water level

Bertnem (Namsen): discharge 113 m³/s (46% of mean flow), water level 0.61 m – below mean flood. Measured 23/10/2026, 21:00 CEST.

Now

113 m³/s below mean flood

Water level: 0.613 m (local datum) · Measured: 23/10/2026, 21:00 CEST · uncontrolled

Discharge, recent days (111–113 m³/s)

Mean flow (catchment statistic)245 m³/s
Mean annual flood1,860 m³/s
5-year flood2,380 m³/s
50-year flood3,730 m³/s

NVE flood statistics (culmination values).

Source: Data: NVE (Norges vassdrags- og energidirektorat), HydAPI · Licence: NLOD 2.0 · Updated 23/10/2026, 21:15 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

25.2 mm fell at MET station Overhalla - Skogmo (5.1 km away).

2026-10-16: 7.2 mm16.7.22026-10-17: 9 mm17.92026-10-18: 8.2 mm18.8.22026-10-19: 0.4 mm19.0.42026-10-20: 0 mm20.02026-10-21: 0.2 mm21.0.22026-10-22: 0.2 mm22.0.2
Data: MET Norway (Frost API, SN72710) · NLOD 2.0 / CC BY 4.0 · daily values, provisional

Water body status (EU Water Framework Directive)

  • NAMSEN NO139-34-R
    Ecological status: moderate (2022) · Chemical: good
    Good status expected: by 2027
  • OEYELVA NO139-265-R
    Ecological status: good (2014) · Chemical: not assessed

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