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]
13.02.2026 11:50 111 4.93 0.8
13.02.2026 11:40 111 4.93 0.8
13.02.2026 11:30 111 4.93 0.8
13.02.2026 11:20 110 4.72 0.8
13.02.2026 11:10 112 5.15 0.8
13.02.2026 11:00 111 4.93 0.8
13.02.2026 10:50 112 5.15 0.8
13.02.2026 10:00 111 4.93 0.8
13.02.2026 09:00 113 5.37 0.7
13.02.2026 08:00 114 5.59 0.7
13.02.2026 07:00 114 5.59 0.7
13.02.2026 06:00 115 5.81 0.7
13.02.2026 05:00 118 6.51 0.6
13.02.2026 04:00 117 6.27 0.6
13.02.2026 03:00 116 6.04 0.6
13.02.2026 02:00 116 6.04 0.6
13.02.2026 01:00 114 5.59 0.6
13.02.2026 00:00 109 4.51 0.8
12.02.2026 23:00 105 3.7 1.1
12.02.2026 22:00 99 2.6 1.2
12.02.2026 21:00 96 2.14 1.2
12.02.2026 20:00 95 2.01 1.3
12.02.2026 19:00 93 1.75 1.3
12.02.2026 18:00 92 1.63 1.4
12.02.2026 17:00 92 1.63 1.4
12.02.2026 16:00 92 1.63 1.4
12.02.2026 15:00 91 1.52 1.4
12.02.2026 14:00 90 1.41 1.4
12.02.2026 13:00 90 1.41 1.4
12.02.2026 12:00 89 1.31 1.4
12.02.2026 11:00 88 1.22 1.4

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