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

Czech hydrometeorological institute


current status
Mean stage
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]
08.04.2026 12:50 83 0.79 1.6
08.04.2026 12:40 83 0.79 1.5
08.04.2026 12:30 83 0.79 1.4
08.04.2026 12:20 83 0.79 1.3
08.04.2026 12:10 83 0.79 1.3
08.04.2026 12:00 84 0.871 1.2
08.04.2026 11:50 83 0.79 1.1
08.04.2026 11:00 83 0.79 0.9
08.04.2026 10:00 83 0.79 0.8
08.04.2026 09:00 84 0.871 0.8
08.04.2026 08:00 84 0.871 0.8
08.04.2026 07:00 84 0.871 1
08.04.2026 06:00 85 0.954 1.1
08.04.2026 05:00 85 0.954 1.2
08.04.2026 04:00 85 0.954 1.3
08.04.2026 03:00 85 0.954 1.4
08.04.2026 02:00 85 0.954 1.6
08.04.2026 01:00 85 0.954 1.7
08.04.2026 00:00 85 0.954 1.8
07.04.2026 23:00 85 0.954 2
07.04.2026 22:00 85 0.954 2.2
07.04.2026 21:00 84 0.871 2.3
07.04.2026 20:00 85 0.954 2.4
07.04.2026 19:00 85 0.954 2.5
07.04.2026 18:00 85 0.954 2.6
07.04.2026 17:00 85 0.954 2.7
07.04.2026 16:00 85 0.954 2.7
07.04.2026 15:00 85 0.954 2.5
07.04.2026 14:00 85 0.954 2.1
07.04.2026 13:00 85 0.954 1.6
07.04.2026 12:00 86 1.04 1.3

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