Water Levels and Discharges  |  Reservoirs  |  Precipitation  |  Water quality Last site revision 24.10.2026 21:02
             
Water Levels and Discharges CAUTION: All data are without validation 24.10.2026 21:07:37
 Station  Slaná  River  Oleška - Semily
Floods
1st level of flood emergency  1st level of flood emergency  —[cm]
2nd level of flood emergency  2nd level of flood emergency  —[cm]
3rd level of flood emergency  3rd level of flood emergency  —[cm]
State of extreme flood  3rd level of flood emergency  (!State of extreme flood) (Q50)—[cm]
Remark
low flow rates
low flow rates Q355:0,243 [m3.s-1]
QN [m3.s-1]
Q1Q2Q5Q10Q20Q50Q100
24,3036,1054,7071,0089,00115,0138,0
 Historical floods (3 highest recorded for a period of observation)
—— [m3.s-1] N ~
—— [m3.s-1] N ~
—— [m3.s-1] N ~
Graf
  H [cm]
Q [m3.s-1]
QN
24.10.2026 21:00 31 0,317
24.10.2026 20:00 31 0,331
24.10.2026 19:00 30 0,300
24.10.2026 18:00 31 0,313
24.10.2026 17:00 30 0,309
24.10.2026 16:00 31 0,317
24.10.2026 15:00 31 0,313
24.10.2026 14:00 31 0,322
24.10.2026 13:00 31 0,326
24.10.2026 12:00 31 0,326
24.10.2026 11:00 31 0,326
24.10.2026 10:00 31 0,326
24.10.2026 09:00 31 0,326
24.10.2026 08:00 31 0,326
24.10.2026 07:00 31 0,313
24.10.2026 06:00 30 0,304
24.10.2026 05:00 30 0,304
24.10.2026 04:00 30 0,300
24.10.2026 03:00 30 0,309
24.10.2026 02:00 31 0,322
24.10.2026 01:00 31 0,317
24.10.2026 00:00 31 0,313
23.10.2026 23:00 31 0,317
23.10.2026 22:00 31 0,317
23.10.2026 07:00 32 0,375
22.10.2026 07:00 31 0,344
21.10.2026 07:00 30 0,291
20.10.2026 07:00 30 0,285
19.10.2026 07:00 30 0,304
18.10.2026 07:00 31 0,322
H — water level
Q — Discharge
QN — QN
 Cross Section
Přícný profil
This information is also available through the application for mobile phones with Android OS (only in the Czech language)  Water Levels and Discharges
  Povodí Labe, státní podnik © 2026 The system uses also data from measuring stations of   Czech Hydrometeorological Institute © 2026 Application developed by   MGE Data s.r.o. © 1996 - 2020