EPA TRI Facility · Nonmetallic Mineral Product
Knight Redi-Mix Inc. - Plant 5
North Charleston, SC · Parent: Knight's Cos Inc.
- Total releases
- 0 lbs
- Chemicals reported
- 3
- Latest report
- 2023
- Primary pathway
- Air Releases
AIR Form-R mix
Knight Redi-Mix Inc. - Plant 5: how the 0 lbs splits
0 lbs across all reported pathways
- Air Releases 0 lbs 100.0%
- Land Disposal 0 lbs <0.1%
Knight Redi-Mix Inc. - Plant 5's 0 lbs Form-R total is AIR - air releases is 100.0% of the bar. Next segment: land disposal at <0.1%. Leading chemical by pounds: Lead And Lead Compounds.
TRACE volume AIR pathway CLEAN
Knight Redi-Mix Inc. - Plant 5 is an EPA Toxics Release Inventory reporter in North Charleston, SC, in the nonmetallic mineral product sector. It reported 0 lbs of releases across 1 chemical in 2023, and 0 lbs in total across its 2021-2023 reporting years. That ranks 20,759 of 25,986 TRI facilities nationwide by cumulative reported pounds, counting each facility over however many years it has filed. In South Carolina's 574 reporting TRI sites, pounds #1 is not chemical-count #1. Knight Redi-Mix Inc. - Plant 5 is pounds #509 and chemical-count #273 at 0 lbs. Oceanagold Haile Gold Mine leads reported pounds (30.2M lbs) at 19 chemicals (chemical-count #14). Giant Cement Co leads chemical count at 90 chemicals (53.3K lbs, pounds #185). Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Concrete Pipe & Precast Llc-Charleston Plant; Lanxess Corp; Federal Law Enforcement Training Center; Concrete Supply Co. LLC - Charleston. Similar-scale Nonmetallic Mineral Product peers outside South Carolina: Centex Materials - Round Rock Rmx; Concrete Supply West; Txi-Cibolo Ready Mix; Maschmeyer-Debary Blk. Other Knight's Cos Inc. sites in this extract: Knight Redi-Mix Inc. - Plant 4; Krm South LLC - Plant 11; Krm Midlands Llc-Plant 3; Krm South LLC - Plant 17. Largest disclosed chemicals by pounds: Lead And Lead Compounds; Lead compounds; Nitrate compounds (water dissociable; reportable only when in aqueous solution).
Knight Redi-Mix Inc. - Plant 5 stamps TRACE volume with a dominant AIR pathway (100.0% air releases) across 3 chemicals. Cumulative Form-R extract: 0 lbs (2021–2023). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Centex Materials - Round Rock Rmx and Concrete Supply West.
Knight Redi-Mix Inc. - Plant 5 vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
0 lbs 20th percentile higher than 20% of 25,986 reporting TRI facilities
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
Knight Redi-Mix Inc. - Plant 5 in the Nonmetallic Mineral Product sector extract
Among the 3,265 Nonmetallic Mineral Product facilities in this database, Knight Redi-Mix Inc. - Plant 5 reports the 2,185th-largest volume (0 lbs). Scale peers outside South Carolina include Centex Materials - Round Rock Rmx and Concrete Supply West.
Sector rank uses reported TRI pounds only. Share callouts need ≥1,000 lbs so tiny totals cannot mint a false signal.
Knight Redi-Mix Inc. - Plant 5 Form-R facts
Compare this facility
See how Knight Redi-Mix Inc. - Plant 5 stacks up against nearby facilities and the typical reporter.
100% less than the comparison
3.0× more than 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 Knight Redi-Mix Inc. - Plant 5 releases toxic chemicals into the environment. Total: 0 lbs.
Emissions Trend Summary
From 2021 to 2023, total releases increased by 24% (0 lbs to 0 lbs).
Knight Redi-Mix Inc. - Plant 5: annual Form-R pounds
TRACE site · AIR pathway · TRI years 2021–2023
- 2021 0
- 2022 0
- 2023 0
What this shows Knight Redi-Mix Inc. - Plant 5 year-over-year reported totals (increased by 24% from 2021 to 2023). 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 And Lead Compounds.
| Year | Total | Chemicals |
|---|---|---|
| 2021 | 0 lbs | 2 |
| 2022 | 0 lbs | 2 |
| 2023 | 0 lbs | 1 |
Chemical Releases
Aggregated across all reporting years (2021–2023). Sorted by total release volume.
| Chemical | Total | Flags |
|---|---|---|
| Lead And Lead Compounds | 0 lbs | - |
| Lead compounds | 0 lbs | - |
| Nitrate compounds (water dissociable; reportable only when in aqueous solution) | 0 lbs | - |
Knight Redi-Mix Inc. - Plant 5 · AIR-pathway site
Nearest TRI Facilities to Knight Redi-Mix Inc. - Plant 5
Closest other reporters in South Carolina - including Concrete Pipe & Precast Llc-Charleston Plant, Lanxess Corp, Federal Law Enforcement Training Center, ordered by distance.
Showing 8 of 573 other reporting facilities in South Carolina.
Similar Nonmetallic Mineral Product Facilities
Other Nonmetallic Mineral Product facilities with similar total release volumes (±80%), outside South Carolina - e.g. Centex Materials - Round Rock Rmx, Concrete Supply West, Txi-Cibolo Ready Mix.
Other Knight's Cos Inc. Facilities
Same-parent TRI sites ranked by reported releases - including Knight Redi-Mix Inc. - Plant 4, Krm South LLC - Plant 11, Krm Midlands Llc-Plant 3.
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 And Lead Compounds, Lead compounds, Nitrate compounds (water dissociable; reportable only when in aqueous solution); nearby reporters include Concrete Pipe & Precast Llc-Charleston Plant. Knight Redi-Mix Inc. - Plant 5 stamps TRACE volume · AIR pathway · CLEAN 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 Knight Redi-Mix Inc. - Plant 5 TRI extract (TRACE · AIR · CLEAN · lead Lead And Lead Compounds) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
Knight Redi-Mix Inc. - Plant 5 totals are self-reported EPCRA §313 estimates for North Charleston, SC, latest year 2023. Form-R rows span 2021–2023 (3 years). NAICS 327320 · Nonmetallic Mineral Product. 0.0% of Charleston TRI pounds in this extract. Nearest ABS peer: Adams an Oldcastle Co - Holly Hill (Δ 0 lbs). Pounds ≠ exposure.
Knight Redi-Mix Inc. - Plant 5 stamps TRACE volume · AIR pathway · CLEAN · lead Lead And Lead Compounds. 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