TRI facility · TRI 2024 reporting year

Louisiana-Pacific Two Harbors Siding

Total reported releases 25k lb fell modestly year over year (-8%). Total releases concentrations have more than doubled since 2010.

711 25TH AVE INDUSTRIAL PARK N HWY 2, Two Harbors, Minnesota · 321219 · Wood Products · operated by Louisiana Pacific CORP

TOTAL RELEASES · 20102024
Bar chart of annual values from 2010 to 2024, in lb. Most recent year (2024): 25k.34k'10'12'14'16'18'20'22'2425k
Anomaly engine

Notable Signals

No notable signals at this facility for the current reporting year. See chemicals and equity context below for the full picture.

Chemicals reported · most recent year

What This Facility Releases

CARCINOGENCAS 50-00-0

Formaldehyde

11k lb · -11% YoY

Formaldehyde concentrations are up 55% since 2010.

RESPIRATORYCAS 67-56-1

Methanol

10k lb · -7% YoY

Methanol concentrations have fallen 46% since 2012.

CARCINOGENCAS 75-07-0

Acetaldehyde

2k lb · -15% YoY

Acetaldehyde concentrations have fallen 24% since 2022.

GENERALCAS N982

Zinc compounds

2k lb · +23% YoY

Zinc compounds concentrations have fallen 14% since 2010.

GENERALCAS N120

Diisocyanates

578 lb · -2% YoY

Diisocyanates concentrations have more than halved since 2010.

PBTCAS N420

Lead compounds

16 lb · +1% YoY

Lead compounds concentrations are roughly unchanged from 2014.

Equity context · ACS 2018-2022 block-group demographics

Who Lives Next To This Facility

Within 3 miles of this facility (4 Census block groups, population-weighted demographics): a population of 3,781. Why we surface this →

POPULATION SHARE
34.3%

Low-income

POPULATION SHARE
6.4%

People of color

POPULATION SHARE
6.0%

Under age 5

POPULATION SHARE
22.1%

Over age 64

Source: Census ACS 2018-2022 block-group demographics, population-weighted across the 3-mile buffer around this facility (from USEPA-clone/EJAM-open blockgroupstats). Indicator-level percentile and EJ-disparity scores are surfaced on the county page and the state page — they describe wider regional exposure burdens, not effects attributable to a single facility.

Source. EPA Toxics Release Inventory · retrieved 2026-05-07. Reporting year 2024. TRI is a federal public-domain dataset under 17 USC §105.

What this is not. TRI quantifies releases reported by the facility under EPCRA §313 — not ambient air or water concentrations measured at receptors. We do not attribute individual health outcomes to specific facilities; that exceeds what the data can support.