Skip to main content

Table 2 Test results of rural groundwater drinking water quality in Yantai from 2015 to 2018

From: The analysis of groundwater nitrate pollution and health risk assessment in rural areas of Yantai, China

YearNitrate nitrogen content (mg/L)Number of samplesQualified rate(%)
201523.4 ± 18.183648.33
201623.2 ± 18.240049.50
201727.1 ± 21.157245.80
201815.7 ± 14.454051.30
Total21.9 ± 18.3234848.59