Janov - Harrachov, river Mumlava, flood warning profile category B, Surface water

Czech hydrometeorological institute


current status
Drought
Tendency : Steady state
river Mumlava
gauge Janov - Harrachov
category B
inclusion Hlásný profil
altitude 580.65 a.s.l.
region Liberecký kraj
basin number 1-05-01
municipality Tanvald
gauge operator ČHMÚ Praha
sub-basin Horní a střední Labe

Measured data

stage date and time stage [cm] flow [m3.s-1] temperature [°C]
08.08.2026 00:30 77 0.358 13.1
08.08.2026 00:20 77 0.358 13.1
08.08.2026 00:10 77 0.358 13.2
08.08.2026 00:00 77 0.358 13.2
07.08.2026 23:50 77 0.358 13.2
07.08.2026 23:40 77 0.358 13.3
07.08.2026 23:00 77 0.358 13.4
07.08.2026 22:00 77 0.358 13.7
07.08.2026 21:00 77 0.358 14
07.08.2026 20:00 77 0.358 14.2
07.08.2026 19:00 77 0.358 14.5
07.08.2026 18:00 77 0.358 14.7
07.08.2026 17:00 73 0.183 14.7
07.08.2026 16:00 78 0.421 14.6
07.08.2026 15:00 78 0.421 14.2
07.08.2026 14:00 78 0.421 13.9
07.08.2026 13:00 78 0.421 13.5
07.08.2026 12:00 78 0.421 13.1
07.08.2026 11:00 78 0.421 12.9
07.08.2026 10:00 78 0.421 12.9
07.08.2026 09:00 78 0.421 12.9
07.08.2026 08:00 78 0.421 13
07.08.2026 07:00 79 0.49 13.2
07.08.2026 06:00 78 0.421 13.4
07.08.2026 05:00 79 0.49 13.6
07.08.2026 04:00 79 0.49 13.8
07.08.2026 03:00 79 0.49 14
07.08.2026 02:00 79 0.49 14.1
07.08.2026 01:00 80 0.562 14.3
07.08.2026 00:00 80 0.562 14.4

Flood warning limits

flood warning levels water stage
Drought 78 cm
Flood watch 160 cm
Flood warning 190 cm
Flooding 250 cm
Extreme flooding 291 cm

Legend - measurement affected

Measurement affected
The measurement is affected by ice phenomena

© Český hydrometeorologický ústav