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]
15.09.2026 11:20 77 0.358 7.7
15.09.2026 11:10 77 0.358 7.7
15.09.2026 11:00 77 0.358 7.7
15.09.2026 10:50 77 0.358 7.7
15.09.2026 10:40 77 0.358 7.7
15.09.2026 10:30 77 0.358 7.7
15.09.2026 09:00 77 0.358 7.7
15.09.2026 08:00 77 0.358 7.8
15.09.2026 07:00 77 0.358 7.9
15.09.2026 06:00 77 0.358 8.1
15.09.2026 05:00 77 0.358 8.3
15.09.2026 04:00 77 0.358 8.5
15.09.2026 03:00 77 0.358 8.7
15.09.2026 02:00 77 0.358 8.9
15.09.2026 01:00 77 0.358 9.1
15.09.2026 00:00 77 0.358 9.4
14.09.2026 23:00 77 0.358 9.6
14.09.2026 22:00 77 0.358 9.7
14.09.2026 21:00 77 0.358 9.9
14.09.2026 20:00 77 0.358 10
14.09.2026 19:00 77 0.358 10.1
14.09.2026 18:00 78 0.421 10.2
14.09.2026 17:00 77 0.358 10.2
14.09.2026 16:00 77 0.358 10
14.09.2026 15:00 77 0.358 9.9
14.09.2026 14:00 77 0.358 9.8
14.09.2026 13:00 79 0.49 9.6
14.09.2026 12:00 74 0.216 9.4
14.09.2026 11:00 77 0.358 9.2

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