Povodí Labe - Water Levels and Discharges

Map of basin | Measurement summary | Hydrologic status | Warning View:

Water Levels and Discharges CAUTION: All data are without validation 30.09.2026 09:39:49

Station Rychnov nad Kněžnou River Kněžná
Floods
1st level of flood emergency					100[cm]
2nd level of flood emergency					130[cm]
3rd level of flood emergency					160[cm]
3rd level of flood emergency (State of extreme flood) (Q50)					311[cm]
Remark
low flow rates
Q355:					0,044 [m³.s^-1]
QN [m³.s^-1]
Q1	Q2	Q5	Q10	Q20	Q50	Q100
9,210	14,60	23,80	32,20	41,90	56,90	69,80
Historical floods (3 highest recorded for a period of observation)
08.07.1997	27,50 [m³.s^-1]		N ~5-10
22.07.2011	25,00 [m³.s^-1]		N ~5
31.03.2006	23,00 [m³.s^-1]		N ~5

H — water level
Q — Discharge
Q_N — QN

Cross Section

This information is also available through the application for mobile phones with Android OS (only in the Czech language) Water Levels and Discharges