From: Spring waters as an indicator of nitrate and pesticide pollution of rural watercourses from nonpoint sources: results of repeated monitoring campaigns since the early 2000s in the low mountain landscape of Saarland, Germany
Long-term average
Monitoring periods
1981–2010
2002
2011–12
2018
p total [mm]
1031
1281
958
966
T mean [°C]
9.0
9.8
9.4
11.0