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]
11.10.2026 05:20 88 1.22 5.8
11.10.2026 05:10 89 1.31 5.8
11.10.2026 05:00 89 1.31 5.9
11.10.2026 04:50 89 1.31 5.9
11.10.2026 04:40 89 1.31 5.9
11.10.2026 04:30 89 1.31 5.9
11.10.2026 04:20 89 1.31 5.9
11.10.2026 04:00 90 1.41 5.9
11.10.2026 03:00 90 1.41 6
11.10.2026 02:00 92 1.63 6.2
11.10.2026 01:00 92 1.63 6.3
11.10.2026 00:00 94 1.88 6.4
10.10.2026 23:00 94 1.88 6.5
10.10.2026 22:00 94 1.88 6.6
10.10.2026 21:00 94 1.88 6.7
10.10.2026 20:00 92 1.63 6.7
10.10.2026 19:00 91 1.52 6.7
10.10.2026 18:00 91 1.52 6.8
10.10.2026 17:00 89 1.31 6.8
10.10.2026 16:00 87 1.13 6.8
10.10.2026 15:00 86 1.04 6.9
10.10.2026 14:00 83 0.79 6.8
10.10.2026 13:00 82 0.712 6.8
10.10.2026 12:00 82 0.712 6.7
10.10.2026 11:00 81 0.635 6.6
10.10.2026 10:00 81 0.635 6.6
10.10.2026 09:00 80 0.562 6.6
10.10.2026 08:00 79 0.49 6.6
10.10.2026 07:00 79 0.49 6.6
10.10.2026 06:00 78 0.421 6.6
10.10.2026 05:00 78 0.421 6.6

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