Groundwater Quality Evaluation for Potable Use and Associated Human Health Risk in Gaobeidian City, North China Plain

Table 5

Human noncarcinogenic and carcinogenic health risks in the groundwater.

Sample	Noncarcinogenic risk		Carcinogenic risk
	HI		CR
	Children	Adult	Children	Adult
W1	0.378	0.204	1.98E−04	1.33E−04
W2	0.567	0.265	7.12E−05	3.33E−05
W3	0.715	0.334	7.12E−05	3.33E−05
W4	1.308	0.655	3.17E−04	2.13E−04
W5	0.649	0.304	0	0
W6	0.965	0.452	7.12E−05	3.33E−05
W7	0.708	0.331	0	0
W8	1.040	0.626	1.03E−03	6.91E−04
W9	2.048	1.050	6.73E−04	4.52E−04
W10	1.920	0.974	5.54E−04	3.72E−04
W11	0.405	0.217	1.98E−04	1.33E−04
W12	0.756	0.354	0	0
W13	0.623	0.292	0	0
W14	1.215	0.569	0	0
W15	0.824	0.434	3.56E−04	2.39E−04
W16	1.013	0.474	0	0
W17	1.005	0.519	3.56E−04	2.39E−04
W18	0.979	0.458	7.12E−05	3.33E−05
W19	3.421	1.601	0	0
W20	0.337	0.158	0	0
W21	1.539	0.720	0	0
W22	2.065	0.967	1.42E−04	6.67E−05
W23	1.734	0.812	0	0
W24	0.644	0.301	0	0
W25	0.686	0.321	8.55E−05	4.00E−05
W26	0.899	0.421	0	0
W27	1.983	0.928	0	0