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]
29.12.2025 14:40 83 0.79 0.1
29.12.2025 14:30 74 0.216 0
29.12.2025 14:20 74 0.216 0
29.12.2025 14:10 80 0.562 -0.1
29.12.2025 14:00 81 0.635 -0.1
29.12.2025 13:00 80 0.562 -0.2
29.12.2025 12:00 80 0.562 -0.3
29.12.2025 11:00 80 0.562 -0.4
29.12.2025 10:00 80 0.562 -0.5
29.12.2025 09:00 76 0.302 -0.6
29.12.2025 08:00 80 0.562 -0.7
29.12.2025 07:00 79 0.49 -0.7
29.12.2025 06:00 79 0.49 -0.7
29.12.2025 05:00 79 0.49 -0.6
29.12.2025 04:00 79 0.49 -0.5
29.12.2025 03:00 79 0.49 -0.4
29.12.2025 02:00 79 0.49 -0.4
29.12.2025 01:00 79 0.49 -0.3
29.12.2025 00:00 79 0.49 -0.2
28.12.2025 23:00 79 0.49 -0.1
28.12.2025 22:00 80 0.562 -0.1
28.12.2025 21:00 80 0.562 0
28.12.2025 20:00 80 0.562 0.1
28.12.2025 19:00 80 0.562 0.1
28.12.2025 18:00 80 0.562 0.2
28.12.2025 17:00 81 0.635 0.3
28.12.2025 16:00 81 0.635 0.3
28.12.2025 15:00 81 0.635 0.4

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