TRI facility · TRI 2024 reporting year

Si Group INC

Total reported releases 8k lb rose modestly year over year (+6%). Total releases concentrations have more than halved since 2010.

702 FM 523, Freeport, Texas · 325194 · Chemicals · operated by Si Group INC

TOTAL RELEASES · 20102024
Bar chart of annual values from 2010 to 2024, in lb. Most recent year (2024): 8k.40k'10'12'14'16'18'20'22'248k
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

RESPIRATORYCAS 67-56-1

Methanol

5k lb · -5% YoY

Methanol concentrations have fallen 14% since 2010.

RESPIRATORYCAS 108-95-2

Phenol

2k lb · +72% YoY

Phenol concentrations have more than halved since 2010.

GENERALCAS 105-67-9

2,4-Dimethylphenol

200 lb · -55% YoY

2,4-Dimethylphenol concentrations have more than halved since 2010.

RESPIRATORYCAS 95-48-7

o-Cresol

111 lb · -3% YoY

o-Cresol concentrations are up 25% since 2015.

RESPIRATORYCAS 108-39-4

m-Cresol

70 lb · +12% YoY

m-Cresol concentrations have more than halved since 2010.

RESPIRATORYCAS 106-44-5

p-Cresol

28 lb · +7% YoY

p-Cresol concentrations have more than halved since 2010.

RESPIRATORYCAS 108-88-3

Toluene

3 lb · -40% YoY

Toluene concentrations have more than halved since 2010.

GENERALCAS N530

Nonylphenol

2 lb · -75% YoY

Nonylphenol concentrations have more than halved since 2015.

Equity context · ACS 2018-2022 block-group demographics

Who Lives Next To This Facility

Within 3 miles of this facility (10 Census block groups, population-weighted demographics): a population of 10,136. Why we surface this →

POPULATION SHARE
53.5%

Low-income

POPULATION SHARE
77.5%

People of color

POPULATION SHARE
5.6%

Under age 5

POPULATION SHARE
12.6%

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.