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]
06.12.2025 15:30 90 1.41 1.9
06.12.2025 15:20 91 1.52 2
06.12.2025 15:10 90 1.41 2
06.12.2025 15:00 90 1.41 2
06.12.2025 14:50 90 1.41 1.9
06.12.2025 14:40 90 1.41 1.9
06.12.2025 14:00 90 1.41 1.9
06.12.2025 13:00 92 1.63 1.9
06.12.2025 12:00 92 1.63 1.8
06.12.2025 11:00 92 1.63 1.8
06.12.2025 10:00 93 1.75 1.8
06.12.2025 09:00 93 1.75 1.8
06.12.2025 08:00 94 1.88 1.8
06.12.2025 07:00 94 1.88 1.8
06.12.2025 06:00 94 1.88 1.9
06.12.2025 05:00 94 1.88 1.9
06.12.2025 04:00 96 2.14 1.9
06.12.2025 03:00 96 2.14 1.9
06.12.2025 02:00 97 2.29 1.9
06.12.2025 01:00 97 2.29 1.8
06.12.2025 00:00 98 2.44 1.8
05.12.2025 23:00 98 2.44 1.8
05.12.2025 22:00 98 2.44 1.8
05.12.2025 21:00 99 2.6 1.7
05.12.2025 20:00 100 2.77 1.7
05.12.2025 19:00 100 2.77 1.7
05.12.2025 18:00 102 3.12 1.6
05.12.2025 17:00 102 3.12 1.6
05.12.2025 16:00 102 3.12 1.5
05.12.2025 15:00 102 3.12 1.5

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