Table 2.

Metal concentrations (total) statistical significant difference due to sample locations from difference sources.

	PICP				PA				PC				CC
	M̃1	M̃2	M̃3	M̃4	M̃1	M̃2	M̃3	M̃4	M̃1	M̃2	M̃3	M̃4	M̃4
Al					A	A	A	B					A	B
					1.249	1.361	1.117	1.617					0.210	0.371
Ba	AB	A	A	B	B	AB	A	C
	0.013	0.011	0.009	0.019	0.023	0.019	0.015	0.033
Ca					B	A	A	B	AB	B	B	A
					37.92	25.77	18.5	53.58	5.148	6.458	5.861	4.022
Cu	B	B	B	A
	0.034	0.034	0.035	0.018
Fe					B	A	AB	B	AB	B	AB	A	A	B
					0.075	0.043	0.061	0.07	0.087	0.157	0.129	0.109	0.226	0.359
K									A	AB	AB	B
									18.1	25.16	28.8	37.94
Mg					BC	A	C	AB
					0.112	0.082	0.124	0.084
Sr					BC	AB	A	C	B	B	B	A
					1.029	0.988	0.742	1.628	0.156	0.165	0.152	0.109
V									A	B	B	B	A	B
									0.013	0.026	0.03	0.032	0.003	0.009

Note.

^1.Numbers indicate different sections. PP has four sections: PICP1, PICP2, PICP3, PICP4; PA has four sections: PA1, PA2, PA3, PA4; PC has four sections: PC1, PC2, PC3, PC4; CC has 2 sections: CC4, CC5.

^2.M̃ indicates median value.

^3.Ba, Cu, K, and V were not detected in applied deicer salts.

^4.“A, B, C …” indicates statistical groups. A < B < C.