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]
09.03.2026 19:00 93 1.75 2.8
09.03.2026 18:50 93 1.75 2.7
09.03.2026 18:40 93 1.75 2.8
09.03.2026 18:30 93 1.75 2.8
09.03.2026 18:20 93 1.75 2.8
09.03.2026 18:10 93 1.75 2.8
09.03.2026 18:00 92 1.63 2.8
09.03.2026 17:00 92 1.63 2.9
09.03.2026 16:00 92 1.63 2.9
09.03.2026 15:00 91 1.52 2.8
09.03.2026 14:00 91 1.52 2.6
09.03.2026 13:00 91 1.52 2.3
09.03.2026 12:00 91 1.52 2
09.03.2026 11:00 91 1.52 1.7
09.03.2026 10:00 92 1.63 1.5
09.03.2026 09:00 92 1.63 1.3
09.03.2026 08:00 91 1.52 1.2
09.03.2026 07:00 91 1.52 1.2
09.03.2026 06:00 91 1.52 1.2
09.03.2026 05:00 92 1.63 1.3
09.03.2026 04:00 92 1.63 1.3
09.03.2026 03:00 92 1.63 1.4
09.03.2026 02:00 92 1.63 1.5
09.03.2026 01:00 92 1.63 1.6
09.03.2026 00:00 92 1.63 1.7
08.03.2026 23:00 92 1.63 1.9
08.03.2026 22:00 91 1.52 2.1
08.03.2026 21:00 92 1.63 2.2
08.03.2026 20:00 91 1.52 2.4
08.03.2026 19:00 92 1.63 2.5

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