Effect of pH, Temperature, Dissolved Oxygen, and Flow Rate of Overlying Water on Heavy Metals Release from Storm Sewer Sediments

Table 1

Concentration of heavy metals (mg·Kg⁻¹) in test sediments.

Metal	Water-soluble metals	Acetic acid-extractable metals	Oxidizable metals	Reducible metals	Residual metals	Total metals
Pb	0.191	1.69	63.0	1.62	23.5	131
Cu	0.220	5.72	126	1.30	16.6	166
Zn	2.07	9.51	18.4	21.6	149	210
Cr	0.582	4.73	30.9	8.81	116	184
Cd	0.0139	0.564	0.603	0.120	0.246	2.18