Facility detail

NOV FIBER GLASS SYSTEMS - CONTAINMENT SOLUTIONS

14489 CROGHAN PIKE, MOUNT UNION, PA, 17066

Parent company: NATIONAL OILWELL VARCO LP

Carcinogen — 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	Styrene	Methyl ethyl ketone	Dichloromethane	Dimethyl phthalate	Total (lbs)
2024	87,000	—	—	5	87,005
2023	107,800	—	—	5	107,805
2022	121,000	—	—	—	121,000
2021	132,000	—	—	6	132,006
2020	132,000	—	—	2	132,002
2019	154,000	—	—	2	154,002
2018	147,618	—	—	2	147,620
2017	143,000	—	—	2	143,002
2016	154,000	—	—	—	154,000
2015	143,000	—	—	—	143,000
2014	147,884	—	—	—	147,884
2013	137,463	—	—	—	137,463
2012	116,127	—	—	—	116,127
2011	84,700	—	—	—	84,700
2010	80,989	—	—	—	80,989
2009	66,080	—	—	—	66,080
2008	88,452	—	—	—	88,452
2007	79,200	—	—	—	79,200
2006	86,800	—	—	5	86,805
2005	72,600	—	—	5	72,605
2004	64,900	—	—	5	64,905
2003	52,900	—	—	5	52,905
2002	67,100	—	—	5	67,105
2001	109,900	—	—	—	109,900
2000	130,000	—	—	—	130,000
1999	121,000	—	—	—	121,000
1998	132,000	—	—	—	132,000
1997	120,000	—	—	—	120,000
1996	105,500	—	—	—	105,500
1995	104,400	—	—	—	104,400
1994	57,200	—	—	—	57,200
1993	64,900	—	—	—	64,900
1992	69,300	—	—	—	69,300
1991	111,300	—	—	—	111,300
1990	120,071	15,000	—	2	135,073
1989	108,800	57,000	—	—	165,800
1988	—	64,000	74,250	—	138,250
1987	82,650	—	—	—	82,650

▎ 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.