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]
30.07.2026 11:00 78 0.421 11.2
30.07.2026 10:50 78 0.421 11.1
30.07.2026 10:40 78 0.421 11.1
30.07.2026 10:30 78 0.421 11
30.07.2026 10:20 78 0.421 11
30.07.2026 10:10 78 0.421 11
30.07.2026 10:00 78 0.421 11
30.07.2026 09:00 78 0.421 10.9
30.07.2026 08:00 78 0.421 11
30.07.2026 07:00 77 0.358 11.1
30.07.2026 06:00 77 0.358 11.2
30.07.2026 05:00 77 0.358 11.3
30.07.2026 04:00 77 0.358 11.4
30.07.2026 03:00 77 0.358 11.6
30.07.2026 02:00 77 0.358 11.7
30.07.2026 01:00 77 0.358 11.9
30.07.2026 00:00 77 0.358 12.1
29.07.2026 23:00 78 0.421 12.2
29.07.2026 22:00 78 0.421 12.4
29.07.2026 21:00 78 0.421 12.5
29.07.2026 20:00 78 0.421 12.7
29.07.2026 19:00 78 0.421 12.9
29.07.2026 18:00 78 0.421 13
29.07.2026 17:00 78 0.421 12.8
29.07.2026 16:00 78 0.421 12.6
29.07.2026 15:00 78 0.421 12
29.07.2026 14:00 78 0.421 11.4
29.07.2026 13:00 77 0.358 10.8
29.07.2026 12:00 77 0.358 10.3
29.07.2026 11:00 77 0.358 10

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