Water Levels and Discharges  |  Reservoirs  |  Precipitation  |  Water quality Last site revision 29.09.2026 01:00
             
Water Levels and Discharges CAUTION: All data are without validation 29.09.2026 01:03:41
 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
29.09.2026 01:00 30 0,285
29.09.2026 00:00 30 0,285
28.09.2026 23:00 30 0,283
28.09.2026 22:00 30 0,285
28.09.2026 21:00 30 0,285
28.09.2026 20:00 30 0,289
28.09.2026 19:00 29 0,272
28.09.2026 18:00 30 0,285
28.09.2026 17:00 30 0,289
28.09.2026 16:00 30 0,291
28.09.2026 15:00 30 0,295
28.09.2026 14:00 30 0,300
28.09.2026 13:00 30 0,304
28.09.2026 12:00 30 0,309
28.09.2026 11:00 30 0,309
28.09.2026 10:00 31 0,313
28.09.2026 09:00 31 0,313
28.09.2026 08:00 30 0,304
28.09.2026 07:00 30 0,295
28.09.2026 06:00 30 0,295
28.09.2026 05:00 30 0,291
28.09.2026 04:00 30 0,291
28.09.2026 03:00 30 0,291
28.09.2026 02:00 30 0,287
27.09.2026 07:00 31 0,317
26.09.2026 07:00 31 0,344
25.09.2026 07:00 33 0,427
24.09.2026 07:00 31 0,317
23.09.2026 07:00 31 0,353
H — water level
Q — Discharge
QN — QN
 Cross Section
Přícný profil
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