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]
12.07.2025 07:50 79 0.49 9.5
12.07.2025 07:40 79 0.49 9.5
12.07.2025 07:30 79 0.49 9.5
12.07.2025 07:20 79 0.49 9.6
12.07.2025 07:10 79 0.49 9.6
12.07.2025 07:00 79 0.49 9.6
12.07.2025 06:00 79 0.49 9.6
12.07.2025 05:00 79 0.49 9.7
12.07.2025 04:00 79 0.49 9.8
12.07.2025 03:00 79 0.49 9.8
12.07.2025 02:00 78 0.421 9.9
12.07.2025 01:00 78 0.421 10
12.07.2025 00:00 78 0.421 10.1
11.07.2025 23:00 78 0.421 10.2
11.07.2025 22:00 78 0.421 10.3
11.07.2025 21:00 79 0.49 10.4
11.07.2025 20:00 79 0.49 10.5
11.07.2025 19:00 78 0.421 10.6
11.07.2025 18:00 78 0.421 10.6
11.07.2025 17:00 78 0.421 10.7
11.07.2025 16:00 78 0.421 10.6
11.07.2025 15:00 78 0.421 10.4
11.07.2025 14:00 78 0.421 10.1
11.07.2025 13:00 78 0.421 9.8
11.07.2025 12:00 79 0.49 9.6
11.07.2025 11:00 79 0.49 9.4
11.07.2025 10:00 78 0.421 9.2
11.07.2025 09:00 79 0.49 9.3
11.07.2025 08:00 79 0.49 9.3

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