Facility detail

PPG INDUSTRIES INC WATERTOWN

856 ECHO LAKE ROAD, WATERTOWN, CT, 06795

Parent company: PPG INDUSTRIES INC

Carcinogen PBT — EPA classifications across all reporting years

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Year-over-year total releases

Reported on-site TRI releases in pounds (lbs), grouped by reporting year.

Top chemical totals

The 10 chemicals with the highest cumulative on-site releases in pounds (lbs) across all available years.

Full release table

Rows are years. Columns show the five highest-total chemicals across all years plus each year's total release volume.

All values in pounds (lbs)
Year	Xylene (mixed isomers)	Ethylbenzene	Zinc compounds	Zinc (fume or dust)	1,2,4-Trimethylbenzene	Total (lbs)
2010	1,052	—	74	—	—	1,126
2009	1,052	—	74	—	—	1,156
2008	2,057	—	71	—	255	2,918
2007	2,180	—	255	—	255	3,220
2006	2,374	—	500	—	255	3,895
2005	2,322	—	500	—	255	3,602
2004	2,539	—	50	—	—	2,589
2003	9,440	—	—	—	—	9,440
2002	9,440	—	—	—	—	9,440
2001	9,478	—	22	—	—	9,500
2000	4,049	—	195	—	—	4,244
1999	4,807	865	166	—	—	5,838
1998	6,479	—	—	—	—	6,479
1997	6,170	1,538	—	193	—	7,901
1996	7,494	1,493	—	21	—	9,008
1995	10,763	2,900	—	13	—	13,676
1994	5,900	1,000	—	10	—	6,910
1993	18,900	9,500	—	10	—	28,410
1992	250	250	—	250	—	1,250
1991	250	250	—	250	—	1,000
1990	250	250	—	250	—	1,000
1989	250	—	—	250	—	1,000
1988	250	—	—	10	—	265
1987	250	—	—	100	—	400

▎ Facilities report to EPA's TRI once they manufacture, process, or use a listed chemical above set thresholds. Once that threshold is crossed, they must report actual releases regardless of size — so a small number reflects genuine low-level discharge, not a data error.