Facility detail

WESTLAKE ROYAL BUILDING PRODUCTS

135 BEAR CREEK RD, MARION, VA, 24354

Parent company: WESTLAKE CORP

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	Methanol	Acetone	Methyl ethyl ketone	Toluene	Xylene (mixed isomers)	Total (lbs)
2024	—	—	—	—	—	501
2023	—	—	—	—	—	476
2022	—	—	—	—	—	451
2014	—	—	—	—	—	78
2013	—	—	—	—	—	82
2012	—	—	—	—	—	17,068
2011	—	—	—	—	—	17,919
2010	—	—	—	—	—	27,579
2009	—	—	—	—	—	19,106
2008	—	—	—	—	—	15,367
2007	9,660	—	—	—	—	34,447
2006	17,773	—	—	—	—	30,118
2005	35,567	—	—	12,834	11,367	72,072
2004	69,242	—	—	14,423	13,509	97,174
2003	40,589	—	41,254	16,614	13,606	141,542
2002	41,814	—	50,760	10,804	—	144,654
2001	25,862	—	51,768	—	—	131,880
2000	33,005	—	46,005	—	—	109,910
1999	41,931	—	33,576	—	—	112,594
1998	24,100	—	19,967	—	—	44,067
1997	47,750	—	42,350	—	—	90,100
1996	47,710	—	33,970	—	—	81,930
1995	51,861	—	36,046	—	—	87,962
1994	88,170	—	39,755	26,209	—	154,189
1993	154,173	307,859	37,747	36,486	—	536,265
1992	164,084	234,682	63,520	30,507	—	492,793
1991	322,700	145,400	144,630	58,050	38,250	709,280
1990	369,600	320,100	114,400	59,550	56,550	920,200
1989	345,800	319,800	171,300	63,297	52,850	987,897
1988	391,700	—	—	—	51,950	443,650
1987	—	299,900	—	—	70,750	370,650

▎ 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.