GEOACCUMULATION INDEX
sampling	sampling	I_geo,Cu	I_geo,Zn	I_geo,Cr	I_geo,Cd	I_geo,Pb	I_geo,Ni
station	date	I_geo,Cu	I_geo,Zn	I_geo,Cr	I_geo,Cd	I_geo,Pb	I_geo,Ni
Δ1→S1	5/7/2019	−2.58	−2.10	−3.74	2.22	0.71	−2.73
Δ2→S2	5/7/2019	−3.11	−3.00	−4.19	2.15	−1.54	−3.57
Δ3→S3	5/7/2019	−3.09	−2.10	−3.84	−5.49	0.58	−3.14
Δ4→S4	5/7/2019	−3.17	−2.90	−3.22	2.35	−1.18	−2.81
Δ5→S5	5/7/2019	−12.72	−5.48	−13.72	−5.49	−11.55	−13.32
Δ7→S7	5/7/2019	−3.25	−3.86	−13.72	−5.49	−1.16	−3.06
Δ8→S8	5/7/2019	−2.64	−2.83	−13.72	2.15	−11.55	−3.24
Δ9→S9	5/7/2019	−12.72	−3.72	−1.34	4.00	0.61	−0.73
Δ6→S6	5/7/2019	−12.72	−3.06	−4.40	−5.49	−1.42	−2.93
Δ1→S1	7/6/2019	−2.12	−2.96	−3.24	−5.49	−1.08	−3.60
Δ3→S3	7/6/2019	−2.01	−0.58	−3.84	3.83	1.54	−2.08
Δ13→S13	7/6/2019	−3.15	−4.92	−4.15	−5.49	−1.80	−3.71
Δ16→S16	7/6/2019	−2.62	−3.56	−3.68	−5.49	−2.37	−2.84
Δ17→S17	7/6/2019	−2.83	−3.52	−3.77	−5.49	−1.87	−3.20
Δ18→S18	7/6/2019	−2.43	−2.62	−3.73	−5.49	−1.32	−3.06
Δ20→S20	7/6/2019	−2.22	−2.54	−3.37	2.42	1.23	−2.64
Δ21→S21	7/6/2019	−2.55	−3.35	−3.96	2.29	−1.13	−3.25
	min	−12.72	−5.48	−13.72	−5.49	−11.55	−13.32
	max	−2.01	−0.58	−1.34	4.00	1.54	−0.73
	Mean	−2.92	−3.04	−3.63	1.80	−0.32	−2.78