EPA TRI Facility · Nonmetallic Mineral Product

429/430 Southlake

Southlake, TX · Parent: Smyrna Ready Mix LLC

Total releases
3 lbs
Chemicals reported
2
Carcinogens
1
Primary pathway
Water Discharges

WATER Form-R mix

429/430 Southlake: how the 3 lbs splits

3 lbs across all reported pathways

  • Water Discharges 3 lbs 95.5%
  • Air Releases 0 lbs 4.5%
  • Land Disposal 0 lbs <0.1%

429/430 Southlake's 3 lbs Form-R total is WATER - water discharges is 95.5% of the bar. Next segment: air releases at 4.5%. Leading chemical by pounds: Lead.

TRACE volume WATER pathway CARC-HEAVY

429/430 Southlake is an EPA Toxics Release Inventory reporter in Southlake, TX, in the nonmetallic mineral product sector. It reported 2 lbs of releases across 1 chemical in 2022, and 3 lbs in total across its 2019-2022 reporting years. That ranks 19,233 of 25,986 TRI facilities nationwide by cumulative reported pounds, counting each facility over however many years it has filed. In Texas's 2,016 reporting TRI sites, pounds #1 is not chemical-count #1. 429/430 Southlake is pounds #1706 and chemical-count #1394 at 3 lbs. Ascend Performance Materials-Chocolate Bayou Plant leads reported pounds (94.0M lbs) at 36 chemicals (chemical-count #35). Veolia Es Technical Solutions LLC Port Arthur Facility leads chemical count at 246 chemicals (1.5M lbs, pounds #112). Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Pavestone - Grapevine Tx Plant; Allied Aviation Fueling Co of Texas; Polycoat Products LLC; Commscope Technologies LLC. Similar-scale Nonmetallic Mineral Product peers outside Texas: Separation Technologies LLC; Certainteed Gypsum Nc Inc; American Gypsum Wallboard Plant - Eagle; Potters Industries LLC -Thomasville. Other Smyrna Ready Mix LLC sites in this extract: Hollingshead Materials (formerly Westrock Cp LLC Rock-Tenn; Smyrna Ready Mix Concrete. LLC - Chambers Ready Mix; Srm - Long Island City; Srm - Smith Street. Largest disclosed chemicals by pounds: Lead; Nitrate compounds (water dissociable; reportable only when in aqueous solution).

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429/430 Southlake stamps TRACE volume with a dominant WATER pathway (95.5% water discharges) across 2 chemicals · 1 carcinogen-classified. Cumulative Form-R extract: 3 lbs (2019–2022). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Separation Technologies LLC and Certainteed Gypsum Nc Inc.

#19,233 of 25,986 TRI facilities nationwide by total reported releases. Ranking reflects reported pounds, not toxicity or health risk.

429/430 Southlake vs. every reporting TRI facility

Cumulative reported release pounds, with this facility marked in the national distribution

3 lbs 26th percentile higher than 26% of 25,986 reporting TRI facilities

This facility 0 lbs 20M+ lbs every reporting TRI facility, bucketed by value

Each bar is a $1M-wide band; taller bars hold more reporting TRI facilities. The dashed line and filled bar mark this facility. Hover, focus, or tap a bar for its full count, share, and position.

Source U.S. Environmental Protection Agency, Toxics Release Inventory · 2023 reporting year

429/430 Southlake in the Nonmetallic Mineral Product sector extract

Among the 3,265 Nonmetallic Mineral Product facilities in this database, 429/430 Southlake reports the 1,343rd-largest volume (3 lbs). Scale peers outside Texas include Separation Technologies LLC and Certainteed Gypsum Nc Inc.

Sector rank uses reported TRI pounds only. Share callouts need ≥1,000 lbs so tiny totals cannot mint a false signal.

429/430 Southlake Form-R facts

Sector
Nonmetallic Mineral Product
TRACE volume
3 lbs
WATER pathway
Water Discharges
CARC-HEAVY chem count
2 · 1 carc.
Lead chemical
Lead

Compare this facility

See how 429/430 Southlake stacks up against nearby facilities and the typical reporter.

Total reported releases
429/430 Southlake
3 lbs
Pavestone - Grapevine Tx Plant
5 lbs

41% less than the comparison

Chemicals reported
429/430 Southlake
2
Pavestone - Grapevine Tx Plant
2

About the same as the comparison

Comparison reflects reported pounds and chemical counts, not toxicity or health risk. Averages cover facilities reporting any release.

How does this facility release toxic chemicals?

How 429/430 Southlake releases toxic chemicals into the environment. Total: 3 lbs.

Water Discharges 3 lbs (95.5%)
Air Releases 0 lbs (4.5%)
Land Disposal 0 lbs (<0.1%)
View 4-Year Emissions Trend →

Emissions Trend Summary

From 2019 to 2022, total releases increased by 3049% (0 lbs to 2 lbs).

429/430 Southlake: annual Form-R pounds

TRACE site · WATER pathway · TRI years 2019–2022

million lbs

What this shows 429/430 Southlake year-over-year reported totals (increased by 3049% from 2019 to 2022). TRI figures are self-reported estimates and can swing with production, waste handling, and reporting changes, not only with controls. Lead chemical in the extract: Lead.

Source EPA Toxics Release Inventory (TRI)
Year Total Chemicals
2019 0 lbs 2
2020 0 lbs 1
2021 1 lbs 1
2022 2 lbs 1

Chemical Releases

Aggregated across all reporting years (2019–2022). 1 of 2 chemicals are carcinogens. Sorted by total release volume.

Chemical Total Flags
Lead 3 lbs Carcinogen
Nitrate compounds (water dissociable; reportable only when in aqueous solution) 0 lbs -

429/430 Southlake · WATER-pathway site

Southlake, TX
32.9166, -97.1265
County TRI context
Tarrant · 0.0% of county pounds
Parent company
Smyrna Ready Mix LLC

About TRI Data

Data as of 2023 reporting year. Source: U.S. Environmental Protection Agency (EPA) Toxic Release Inventory.

On this page the largest disclosed chemicals include Lead, Nitrate compounds (water dissociable; reportable only when in aqueous solution); nearby reporters include Pavestone - Grapevine Tx Plant. 429/430 Southlake stamps TRACE volume · WATER pathway · CARC-HEAVY carcinogen-lbs on this Form-R extract. Totals are self-reported estimates under EPCRA §313, not measured stack emissions or a health-risk score.

Use and verify this record

This 429/430 Southlake TRI extract (TRACE · WATER · CARC-HEAVY · lead Lead) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.

429/430 Southlake totals are self-reported EPCRA §313 estimates for Southlake, TX, latest year 2022. Form-R rows span 2019–2022 (4 years). NAICS 327320 · Nonmetallic Mineral Product. 0.0% of Tarrant TRI pounds in this extract. Nearest ABS peer: Excalibar Minerals LLC (Δ 0 lbs). Pounds ≠ exposure.

429/430 Southlake stamps TRACE volume · WATER pathway · CARC-HEAVY · lead Lead. PlainEnviro renders this EPA Form-R extract from its pipeline; no figure is typed in by an editor. Corrections: editorial policy.

All federal data sources used on this page
  • EPA Toxics Release Inventory (TRI) Basic Data Files - annual self-reported chemical-release filings. epa.gov
  • EPA TRI Program reference - how chemicals and reported releases are counted. epa.gov
  • EPA Facility Registry Service - facility location and identity. epa.gov
  • EPA ECHO - regulatory and compliance context. epa.gov
  • EPA Envirofacts - the EPA data warehouse exposing these datasets. epa.gov