91 & 97 TRI Sewer Releases of PBTs for Santa Clara County
PBT/TRI
91
97
%
Chemical
Releases
Releases
Change
Chromium
251
5
-98%
Copper
6,116
2,446
-60%
Lead
248
41
-83%
Nickel
764
505
-34%
Phenol
1,651
1,120
-28%
Trichlorobenzene
971
680
-30%
Trichloroethane
8,627
0
-100%
Zinc
5
5
NC