Top Ten Towns for Most Hazardous Waste Sites

1. Bridgeport: 95
2. Norwalk: 91
3. Danbury: 90
4. Waterbury: 86
5. Stamford: 77
6. Hartford: 70
7. Stratford: 69
8. New Haven: 63
9. Meriden: 57
10. Southington & Manchester (tied): 53

Top Ten Towns for Number of Pounds of Toxins Released (1997)

1. Wallingford: 990,644
2. Groton: 564,755
3. Ledyard: 480,512
4. Shelton: 440,328
5. Waterbury: 403,620
6. North Haven: 265,763
7. Stratford: 248,065
8. Watertown: 216,437
9. Thomaston: 186,242
10. Bridgeport: 162,167

Top Ten Towns for Number of Potential Superfund Sites

1. Farmington: 14
2. Waterbury: 11 (tied with Cheshire)
3. Cheshire: 11
4. Windham: 9 (tied with Stratford & Norwalk)
5. Stratford: 9
6. Norwalk: 9
7. Manchester: 8
8. Plainville: 7 (tied with East Granby & Shelton)
9. East Granby: 7
10. Shelton: 7

Top Ten Towns for Number of Permitted Number of Air Polluters