Statistics Rißbachdüker / Isar

Site number:	16001303
District:	Bad Tölz-Wolfratshausen
Operator:	Wasserwirtschaftsamt Weilheim

Body of water:	Isar
Catchment:	523.90 km²
River chainage:	236.70 km
Gauge zero point:	787.93 m NHN (DHHN2016)

Hydrological yearbook

Statistics (1981 - 2020)
	Winter	Summer	Year
NQ	0.131	0.518	0.131	m³/s
MNQ	2.15	2.84	2.14	m³/s
MQ	3.06	6.05	4.57	m³/s
MHQ	14.4	100	101	m³/s
HQ	53.3	437	437	m³/s

Extreme values flood
1.	437 m³/s	23.08.2005
2.	392 m³/s	22.05.1999
3.	216 m³/s	02.06.2013
4.	157 m³/s	12.08.2002
5.	156 m³/s	20.07.1981

Extreme values low water
1.	0.131 m³/s	1986
2.	0.222 m³/s	1987
3.	0.362 m³/s	1985
4.	0.472 m³/s	1990
5.	0.512 m³/s	1981

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