Facility detail

METAL TECHNOLOGIES INC. RAVENNA DUCTILE IRON

3800 ADAMS RD, RAVENNA, MI, 49451

Parent company: METAL TECHNOLOGIES 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	Manganese	Lead compounds	Lead	Manganese compounds	Copper	Total (lbs)
2024	—	—	3	—	—	3
2023	—	—	3	—	10	13
2022	—	—	3	—	10	13
2021	—	—	3	—	9	12
2020	—	—	1	—	—	1
2019	—	—	2	—	—	2
2018	—	—	2	—	—	2
2017	—	—	2	—	—	2
2016	—	—	2	—	—	2
2015	—	—	2	—	—	2
2014	—	1	—	6	—	245
2013	—	1	—	6	—	227
2012	—	506	—	65	—	586
2011	—	506	—	65	—	587
2010	—	494	—	63	—	573
2009	—	342	—	44	—	396
2008	—	405	—	50	—	494
2007	—	476	—	59	—	606
2006	—	472	—	11	—	485
2005	—	246	—	12	—	260
2004	12	—	251	—	2	265
2003	21	—	231	—	59	310
2002	29,397	—	774	—	187	30,357
2001	—	—	148	—	41	189
2000	18	—	—	—	57	75
1999	26	—	—	—	31	57
1998	25	—	—	—	33	58
1997	22	—	—	—	29	51
1996	—	—	—	—	14	14
1995	—	—	—	—	21	21
1993	—	—	—	98	—	152
1992	—	—	—	156	—	272
1991	—	—	—	92	—	265

▎ 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.