Survey and Risk Assessment of Contaminants in Soil from a Nitrogenous Fertilizer Plant Located in North China

Table 10

Study site remediation statistics.

Layer	Targeted pollutants	Remediation area (m^2)	Remediation volume (m^3)
1	Cu, TPH, NH3-N	5259.41	23667.35
2	Cu, TPH, NH3-N	7307.12	14614.24
3	Cu, NH3-N	1874.79	6561.77
4	NH3-N	2965.5	14827.5
5	NH3-N	2637.97	13189.85
Total			72860.71

NH₃-N, ammonia-nitrogen; TPH, total petroleum hydrocarbons.