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]
27.10.2026 01:40 86 1.04 3.9
27.10.2026 01:30 86 1.04 4
27.10.2026 01:20 87 1.13 4
27.10.2026 01:10 87 1.13 4.1
27.10.2026 01:00 86 1.04 4
27.10.2026 00:50 86 1.04 4.1
27.10.2026 00:00 87 1.13 4.1
26.10.2026 23:00 86 1.04 4.3
26.10.2026 22:00 87 1.13 4.4
26.10.2026 21:00 87 1.13 4.5
26.10.2026 20:00 88 1.22 4.6
26.10.2026 19:00 88 1.22 4.6
26.10.2026 18:00 89 1.31 4.7
26.10.2026 17:00 89 1.31 4.7
26.10.2026 16:00 90 1.41 4.7
26.10.2026 15:00 93 1.75 4.7
26.10.2026 14:00 83 0.79 4.7
26.10.2026 13:00 92 1.63 4.6
26.10.2026 12:00 92 1.63 4.6
26.10.2026 11:00 93 1.75 4.5
26.10.2026 10:00 94 1.88 4.4
26.10.2026 09:00 94 1.88 4.4
26.10.2026 08:00 94 1.88 4.3
26.10.2026 07:00 95 2.01 4.3
26.10.2026 06:00 96 2.14 4.4
26.10.2026 05:00 97 2.29 4.4
26.10.2026 04:00 98 2.44 4.4
26.10.2026 03:00 98 2.44 4.4
26.10.2026 02:00 101 2.94 4.3
26.10.2026 01:00 103 3.31 4.2

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