Statistics Hammermühle / Otterbach

Site number:	15315000
District:	Regensburg
Operator:	Wasserwirtschaftsamt Regensburg

Body of water:	Otterbach
Catchment:	91.10 km²
River chainage:	2.50 km
Gauge zero point:	334.30 m NHN (DHHN2016)

Hydrological yearbook

Statistics (1957 - 2013)
	Winter	Summer	Year
NQ	0.08	0.045	0.045	m³/s
MNQ	0.263	0.163	0.156	m³/s
MQ	1.15	0.518	0.833	m³/s
MHQ	9.66	5.97	11	m³/s
HQ	29.7	32.1	32.1	m³/s

Flood frequency (HQ_T)
HQ₁	9.19 m³/s
HQ₂	13 m³/s
HQ₅	18.4 m³/s
HQ₁₀	22.7 m³/s
HQ₂₀	27 m³/s
HQ₅₀	33.3 m³/s
HQ₁₀₀	38.3 m³/s

Extreme values flood
1.	32.1 m³/s	31.05.2013
2.	30.6 m³/s	03.06.2013
3.	29.7 m³/s	21.12.1993
4.	25.9 m³/s	25.03.1988
5.	24.1 m³/s	02.02.1985

Extreme values low water
1.	0.045 m³/s	2003
2.	0.063 m³/s	1976
3.	0.07 m³/s	1964
4.	0.077 m³/s	1999
5.	0.077 m³/s	1992

Explanations

Statistics

HQ highest value of total period

MHQ arithmetic mean of the highest values of a period (year, summer or winter)

MQ arithmetic mean

MNQ arithmetic mean of the lowest values of a period (year, summer or winter)

NQ lowest value of total period