Melamine in the environment: a critical review of available information

Environmental Sciences Europe

Table 1 Summary table of the concentrations of melamine and cyromazine in the different water compartments (surface water, wastewater, groundwater and drinking water)

Substance	Water compartment	Location	Concentration [µg/L]	Years	Source
Melamine	Surface water	Weil am Rhein, Germany (Rhine)	0.30	2017	[16]
		Worms, Germany (Rhine)	3.23	2017	[16]
		Harinqvliet, Netherlands (Maas)	1.49	2020	[17]
		Roosteren, Netherlands (Maas)	20.0	2020	[17]
		Frankfurt, Germany (Main)	1.4	2016	[16]
		Felseneau, Swiss (Aare)	0.14	2016	[16]
		Dinslaken, Germany (Emscher)	21.0	2019	[16]
	Wastewater	Augsburg, Germany	< 0.001	2017	[18]
	Groundwater	NWR, Germany	1.2	n.a.	[12]
	Groundwater	Near the river Thur, Swiss	0.06	2018	[26]
	Drinking water	Netherlands	> 1.0	n.a.	[10]
Cyromazine	Surface water	Netherlands	0.05	2019	[19]
	Surface water	Germany	0.8	2019	[20]
	Wastewater	n.a.
	Groundwater	Netherlands	0.05	2017	[27]
	Groundwater	Nord-Brabant and Limburg, Netherlands	< 0.03	n.a.	[27]
	Drinking water	n.a.