|
Chemical Waste Intake
Type of Land-based Chemical Waste Collected by the CWTC
| Chemical Waste Type |
02/93 - 12/93
|
1994 |
1995 |
1996 |
1997 |
1998 |
| Tonnes |
Tonnes |
Tonnes |
Tonnes |
Tonnes |
Tonnes |
| Spent etchants (Ammoniacal) |
890 |
2,116 |
1,663 |
1,939 |
2,358 |
2,092 |
|
Spent etchants (Non-ammoniacal)
|
3,017 |
5,356 |
5,538 |
6,423 |
6,041 |
6,965 |
| Acids |
1,738 |
5,286 |
5,046 |
4,780 |
3,430 |
2,476 |
| Alkalis |
1,013 |
24,597 |
13,355 |
5,226 |
4,061 |
2,850 |
| Toxic Metals & other metallic Solutions |
2,739 |
2,682 |
2,491 |
2,423 |
2,162 |
1,305 |
| Halogenated, Non-halogenated & Flammable solvent |
2,409 |
4,222 |
3,559 |
3,841 |
3,792 |
3,605 |
| Waste oil (Land based) |
2,130 |
3,638 |
3,260 |
2,540 |
5,683 |
7,342 |
| Other (including cyanide waste, pesticides, PCB waste, etc.) |
311 |
1,276 |
1,208 |
688 |
723 |
786 |
| TOTAL |
14,247 |
49,172 |
36,119 |
27,860 |
28,248 |
27,421 |
|
Chemical Waste Type
|
1999
|
2000
|
2001
|
2002
|
2003
|
2004
|
|
Tonnes
|
Tonnes
|
Tonnes
|
Tonnes
|
Tonnes
|
Tonnes
|
| Spent etchants (Ammoniacal) |
1,864 |
2,031 |
1,718 |
1,645 |
2,108 |
2,125 |
| Spent etchants (Non-ammoniacal) |
10,985 |
19,046 |
7,405 |
7,697 |
1,790 |
1,702 |
| Acids |
2,260 |
2,926 |
2,862 |
2,634 |
2,642 |
3,172 |
| Alkalis |
2,229 |
1,930 |
1,638 |
1,499 |
1,283 |
1,169 |
| Toxic Metals & other metallic Solutions |
1,617 |
1,482 |
1,409 |
1,265 |
1,570 |
1,306 |
| Halogenated, Non-halogenated & Flammable solvent |
3,673 |
4,496 |
3,260 |
2,702 |
2,774 |
2,591 |
| Waste oil (Land based) |
7,421 |
6,996 |
6,698 |
7,131 |
6,278 |
6,177 |
| Other (including cyanide waste, pesticides, PCB waste, etc.) |
785 |
562 |
406 |
349 |
290 |
252 |
| TOTAL |
30,834 |
39,469 |
25,396 |
24,922 |
18,735 |
18,494 |
|
Chemical Waste Type
|
2005
|
2006
|
2007
|
|
|
|
|
Tonnes
|
Tonnes
|
Tonnes
|
|
|
|
| Spent etchants (Ammoniacal) |
1,588 |
1,523 |
1,362 |
|
|
|
| Spent etchants (Non-ammoniacal) |
1,821 |
2,297 |
1,677 |
|
|
|
| Acids |
2,616 |
2,646 |
2,665 |
|
|
|
| Alkalis |
1,066 |
890 |
896 |
|
|
|
| Toxic Metals & other metallic Solutions |
910 |
956 |
929 |
|
|
|
| Halogenated, Non-halogenated & Flammable solvent |
2,589 |
2,210 |
2,591 |
|
|
|
| Waste oil (Land based) |
6,167 |
5,083 |
4,354 |
|
|
|
| Other (including cyanide waste, pesticides, PCB waste, etc.) |
282 |
194 |
275 |
|
|
|
| TOTAL |
17,038 |
15,799 |
14,749 |
|
|
|
MARPOL Waste handled by the Chemical Waste Treatment Centre (CWTC)
| |
1996
|
1997
|
1998
|
1999
|
2000
|
2001
|
2002
|
2003
|
2004
|
| Quantity (Tonnes) |
36,525
|
40,646
|
47,323
|
31,383
|
23,290
|
37,185
|
27,480
|
24,072
|
19,038
|
| |
|
|
|
|
|
|
|
|
|
| |
2005
|
2006
|
2007
|
|
|
|
|
|
|
| Quantity (Tonnes) |
20,386
|
31,431
|
30,950
|
|
|
|
|
|
|
|
|