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]
14.06.2026 20:30 91 1.52 7.7
14.06.2026 20:20 90 1.41 7.7
14.06.2026 20:10 90 1.41 7.8
14.06.2026 20:00 90 1.41 7.8
14.06.2026 19:50 89 1.31 7.8
14.06.2026 19:40 88 1.22 7.8
14.06.2026 19:00 88 1.22 7.9
14.06.2026 18:00 88 1.22 7.9
14.06.2026 17:00 87 1.13 8
14.06.2026 16:00 87 1.13 7.9
14.06.2026 15:00 87 1.13 7.8
14.06.2026 14:00 87 1.13 7.6
14.06.2026 13:00 87 1.13 7.5
14.06.2026 12:00 87 1.13 7.3
14.06.2026 11:00 87 1.13 7.3
14.06.2026 10:00 88 1.22 7.3
14.06.2026 09:00 87 1.13 7.3
14.06.2026 08:00 88 1.22 7.3
14.06.2026 07:00 88 1.22 7.4
14.06.2026 06:00 88 1.22 7.5
14.06.2026 05:00 88 1.22 7.6
14.06.2026 04:00 88 1.22 7.7
14.06.2026 03:00 89 1.31 7.8
14.06.2026 02:00 88 1.22 8
14.06.2026 01:00 88 1.22 8.1
14.06.2026 00:00 89 1.31 8.2
13.06.2026 23:00 88 1.22 8.3
13.06.2026 22:00 89 1.31 8.5
13.06.2026 21:00 88 1.22 8.5
13.06.2026 20:00 88 1.22 8.6

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