Janov - Harrachov, river Mumlava, flood warning profile category B, Surface water

Czech hydrometeorological institute


current status
Drought
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]
11.08.2026 02:50 76 0.302 13.1
11.08.2026 02:40 76 0.302 13.1
11.08.2026 02:30 76 0.302 13.1
11.08.2026 02:20 76 0.302 13.1
11.08.2026 02:10 76 0.302 13.2
11.08.2026 02:00 76 0.302 13.2
11.08.2026 01:00 76 0.302 13.3
11.08.2026 00:00 76 0.302 13.5
10.08.2026 23:00 76 0.302 13.6
10.08.2026 22:00 76 0.302 13.7
10.08.2026 21:00 76 0.302 13.8
10.08.2026 20:00 76 0.302 13.9
10.08.2026 19:00 76 0.302 14
10.08.2026 18:00 76 0.302 14.1
10.08.2026 17:00 76 0.302 13.9
10.08.2026 16:00 76 0.302 13.7
10.08.2026 15:00 76 0.302 13.3
10.08.2026 14:00 76 0.302 12.9
10.08.2026 13:00 76 0.302 12.4
10.08.2026 12:00 76 0.302 12
10.08.2026 11:00 77 0.358 11.6
10.08.2026 10:00 76 0.302 11.5
10.08.2026 09:00 77 0.358 11.5
10.08.2026 08:00 76 0.302 11.5
10.08.2026 07:00 76 0.302 11.6
10.08.2026 06:00 76 0.302 11.7
10.08.2026 05:00 76 0.302 11.9
10.08.2026 04:00 76 0.302 12
10.08.2026 03:00 76 0.302 12.2

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