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]
26.01.2026 08:20 87 1.13 0
26.01.2026 08:10 86 1.04 0.1
26.01.2026 08:00 87 1.13 0.1
26.01.2026 07:50 86 1.04 0.1
26.01.2026 07:40 86 1.04 0.2
26.01.2026 07:30 85 0.954 0.2
26.01.2026 07:20 86 1.04 0.2
26.01.2026 07:00 86 1.04 0.2
26.01.2026 06:00 86 1.04 0.3
26.01.2026 05:00 85 0.954 0.4
26.01.2026 04:00 85 0.954 0.6
26.01.2026 03:00 84 0.871 0.6
26.01.2026 02:00 82 0.712 0.6
26.01.2026 01:00 81 0.635 0.6
26.01.2026 00:00 80 0.562 0.6
25.01.2026 23:00 80 0.562 0.5
25.01.2026 22:00 80 0.562 0.5
25.01.2026 21:00 79 0.49 0.5
25.01.2026 20:00 79 0.49 0.4
25.01.2026 19:00 79 0.49 0.4
25.01.2026 18:00 79 0.49 0.4
25.01.2026 17:00 79 0.49 0.4
25.01.2026 16:00 79 0.49 0.3
25.01.2026 15:00 79 0.49 0.3
25.01.2026 14:00 79 0.49 0.2
25.01.2026 13:00 79 0.49 0.1
25.01.2026 12:00 79 0.49 0
25.01.2026 11:00 79 0.49 -0.1
25.01.2026 10:00 79 0.49 -0.1
25.01.2026 09:00 79 0.49 -0.2
25.01.2026 08:00 79 0.49 -0.2

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