Facility detail

IDAHO FOREST GROUP - CHILCO LAKE SAWMILL

4447 E CHILCO RD, ATHOL, ID, 83801

Parent company: IDAHO FOREST GROUP LLC

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	Formaldehyde	Methanol	4,4'-Methylenedi(phenyl isocyanate)	Lead compounds	Diisocyanates	Total (lbs)
2024	—	—	—	—	—	51
2023	—	—	—	—	—	45
2022	—	—	—	42	—	42
2021	—	—	—	42	—	42
2020	—	—	—	50	—	50
2019	—	—	—	—	—	54
2018	—	—	—	—	—	56
2017	—	—	—	47	—	47
2016	—	—	—	53	—	53
2015	—	—	—	50	—	50
2014	—	—	—	54	—	54
2013	—	—	—	51	—	51
2012	—	27,007	—	36	—	27,043
2011	—	—	—	52	—	52
2010	—	—	—	47	—	47
2009	—	—	—	28	—	28
2008	—	—	—	31	—	31
2007	—	—	—	46	—	46
2006	—	—	—	38	—	38
2005	—	—	—	41	—	41
2004	—	—	—	4	—	4
1996	—	—	—	—	109	109
1995	—	—	—	—	126	126
1994	—	—	120	—	—	120
1993	—	—	1,605	—	—	1,605
1992	22,039	—	365	—	—	22,404
1991	23,000	—	120	—	—	23,120
1990	78,000	—	130	—	—	78,130
1989	70,449	—	109	—	—	70,558
1988	—	—	89	—	—	89

▎ 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.