Sources Identification of Nitrogen Using Major Ions and Isotopic Tracers in Shenyang, China

Table 3

Statistical summary of hydrochemical data in the Shenyang areas, June 2011. All units are in mg·L⁻¹, except for electrical conductivity (EC, μS·cm⁻¹).

Parameter	Groundwater						The Hun River
	Southern side			Northern side
	Mean	Max	Min	Mean	Max	Min	Mean	Max	Min
pH	6.86	7.32	6.15	6.61	7.06	6.22	7.26	7.36	7.02
EC	690.18	1033.00	546.50	1356.37	2871.00	619.7	962.15	1399.0	474.8
Ca	72.59	114.20	47.65	130.67	270.20	59.93	53.99	59.62	49.97
Mg	17.34	27.75	11.77	34.78	52.64	12.98	12.86	15.96	11.77
Na	52.19	67.34	33.66	81.89	132.10	38.98	30.71	35.48	27.61
K	4.84	6.90	2.72	7.00	40.41	1.92	4.87	5.38	4.12
Fe	0.89	6.49	0.02	1.21	11.79	0.03	0.35	0.61	0.19
Mn	1.68	3.17	0.02	3.36	9.48	0.04	2.12	6.39	0.43
NH4-N	1.10	4.79	0.06	2.51	17.53	0.03	0.07	0.12	0.05
Cl	61.01	104.60	44.88	136.87	287.62	48.66	46.26	55.33	40.38
HCO3	214.38	281.14	123.17	268.22	527.50	93.71	143.27	123.20	179.40
NO3-N	38.71	102.71	2.58	135.29	338.24	6.23	2.79	4.37	1.77
SO4	92.34	142.32	58.13	174.44	500.32	28.56	75.21	78.19	73.39