Facility detail

HINDUSTAN PLATINUM PR LLC

STATE RD 3 KM 82.0, HUMACAO, PR, 00791

Parent company: NA

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	Toluene	Silver	Copper	Ammonia	Total (lbs)
2024	—	—	150	—	6	156
2023	—	—	184	—	6	190
2022	—	—	220	—	9	229
2021	—	—	309	—	4	313
2020	—	—	220	—	95	315
2019	—	—	341	—	5	346
2018	—	—	392	—	9	400
2017	—	—	470	—	614	1,084
2016	—	—	368	—	24	392
2015	—	—	232	—	17	249
2014	—	—	151	—	18	169
2013	2,371	—	299	—	27	2,697
2012	5,627	—	219	—	20	5,866
2011	4,577	—	121	—	171	4,869
2010	4,474	—	198	—	27	4,699
2009	5,486	—	166	—	66	5,718
2008	7,200	—	120	—	8	7,328
2007	7,900	—	374	—	1	8,275
2006	8,823	—	278	—	1	9,102
2005	9,766	—	11	—	5	9,782
2004	11,700	—	11	—	23	11,734
2003	10,000	—	500	—	250	10,750
2002	9,786	—	250	—	250	10,286
2001	11,645	—	250	755	—	12,650
2000	13,232	—	250	755	—	14,237
1999	9,762	—	250	755	250	11,017
1998	7,700	—	500	255	—	8,455
1997	12,000	—	500	255	—	12,755
1996	9,800	—	255	255	—	10,310
1995	16,000	—	10	255	5	16,270
1994	10,695	—	—	—	5	10,700
1993	25,000	—	1	—	10	25,011
1992	10,500	—	1	—	10	10,511
1991	1,900	8,200	—	—	250	10,350
1990	1,000	—	—	—	250	1,250
1989	250	—	—	250	—	500

▎ 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.