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Table 1

Sampling locations – served population and climatic conditions

Sampling site		Connected residents	Avg. daily inflow 2020 (m3/d)	Avg. monthly temperature 1971–2000 (°C)^a	Avg. total annual precipitation 1971–2000 (mm/a)^a	Avg. number of days with total daily precipitation >10 mm (d/a)^a
Urban	A	1900000	539450	11.4	548	14.9
Urban	B	320681	83187	9.0	1184	40.0
Rural	C	41696	16344	8.9	1231	40.3
Rural	D	23600	4899	7.9	889	29.1

Sampling site		Connected residents	Avg. daily inflow 2020 (m3/d)	Avg. monthly temperature 1971–2000 (°C)^a	Avg. total annual precipitation 1971–2000 (mm/a)^a	Avg. number of days with total daily precipitation >10 mm (d/a)^a
Urban	A	1900000	539450	11.4	548	14.9
Urban	B	320681	83187	9.0	1184	40.0
Rural	C	41696	16344	8.9	1231	40.3
Rural	D	23600	4899	7.9	889	29.1

^aZentralanstalt für Meteorologie und Geodynamik ZAMG (2002).