An Easy-to-Use Method for Assessing Nitrate Contamination Susceptibility in Groundwater

Table 2

Population density classes and reclassification in the Urban Potential Nitrate Contamination.

Population density; per km^2	Urban Potential Nitrate Contamination (UPNC)	UPNC in urbanized areas	UPNC in uninhabited areas
<5	Very low	Low	Very low
5–25	Low	Moderate	Very low
25–250	Moderate	High	Low
250–1000	High	Very high	Moderate
>1000	Very high	Very high	High