Facility detail

HECLA LTD LUCKY FRIDAY MINE UNIT

397 FRIDAY AVENUE, MULLAN, ID, 83846

Parent company: HECLA MINING CO

Carcinogen PBT — EPA classifications across all reporting years

Year-over-year total releases

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

The 10 chemicals with the highest cumulative on-site releases across all available years.

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

Year	Manganese compounds	Zinc compounds	Lead compounds	Manganese And Manganese Compounds	Lead And Lead Compounds	Total
2024	—	4,629,966	—	9,710,933	4,744,624	19,583,730
2023	—	3,235,621	—	8,444,450	3,084,687	15,198,081
2022	—	3,151,149	—	8,042,756	4,587,771	16,340,193
2021	—	1,997,427	—	7,369,296	3,342,444	13,210,617
2020	—	1,308,953	—	6,944,244	1,697,793	10,142,213
2019	—	730,452	—	2,194,146	842,259	3,815,320
2018	—	173,869	—	682,471	326,048	1,182,471
2017	2,403,702	521,255	611,060	—	—	3,589,181
2016	11,290,585	1,449,512	2,560,171	—	—	15,634,894
2015	12,297,592	1,452,292	2,753,871	—	—	17,031,531
2014	11,832,188	1,752,963	2,865,451	—	—	16,756,614
2013	6,053,162	1,203,524	2,112,917	—	—	9,473,604
2011	10,841,892	2,270,975	3,462,847	—	—	17,059,136
2010	12,623,859	2,783,731	3,833,233	—	—	19,786,973
2009	12,310,714	2,773,228	3,709,251	—	—	18,812,439
2008	11,393,595	3,762,294	3,213,256	—	—	18,445,295
2007	11,848,340	4,508,913	3,597,000	—	—	20,033,575
2006	10,014,508	1,352,085	1,209,776	—	—	12,643,340
2005	7,912,121	2,498,205	2,780,552	—	—	13,268,804
2004	6,158,673	1,944,561	2,190,016	—	—	10,365,296
2003	5,485,197	1,601,850	1,768,045	—	—	8,908,974
2002	6,001,678	1,554,081	1,885,851	—	—	9,500,520
2001	7,286,315	2,607,932	3,220,054	—	—	13,379,673
2000	10,686,850	4,995,797	6,292,524	—	—	22,370,274
1999	10,500,177	4,049,447	4,886,413	—	—	19,730,159
1998	11,594,300	3,798,334	5,114,070	—	—	20,863,611