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]
25.03.2026 18:00 86 1.04 3.2
25.03.2026 17:50 86 1.04 3.2
25.03.2026 17:40 86 1.04 3.3
25.03.2026 17:30 86 1.04 3.3
25.03.2026 17:20 86 1.04 3.3
25.03.2026 17:00 86 1.04 3.3
25.03.2026 16:00 86 1.04 3.3
25.03.2026 15:00 86 1.04 3.3
25.03.2026 14:00 85 0.954 3.2
25.03.2026 13:00 86 1.04 3.1
25.03.2026 12:00 85 0.954 2.9
25.03.2026 11:00 86 1.04 2.7
25.03.2026 10:00 86 1.04 2.5
25.03.2026 09:00 86 1.04 2.4
25.03.2026 08:00 86 1.04 2.3
25.03.2026 07:00 86 1.04 2.4
25.03.2026 06:00 86 1.04 2.3
25.03.2026 05:00 86 1.04 2.3
25.03.2026 04:00 86 1.04 2.4
25.03.2026 03:00 86 1.04 2.3
25.03.2026 02:00 86 1.04 2.4
25.03.2026 01:00 86 1.04 2.5
25.03.2026 00:00 86 1.04 2.5
24.03.2026 23:00 85 0.954 2.6
24.03.2026 22:00 85 0.954 2.7
24.03.2026 21:00 85 0.954 2.9
24.03.2026 20:00 85 0.954 2.9
24.03.2026 19:00 85 0.954 3
24.03.2026 18:00 85 0.954 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