EPA TRI Facility · Miscellaneous Manufacturing
Midland Optical
Saint Louis, MO
- Total releases
- 142 lbs
- Chemicals reported
- 1
- Carcinogens
- 1
- Primary pathway
- Off-site Transfers
OFFSITE Form-R mix
Midland Optical: how the 142 lbs splits
142 lbs across all reported pathways
- Off-site Transfers 142 lbs 100.0%
Midland Optical's 142 lbs Form-R total is OFFSITE - off-site transfers is 100.0% of the bar. Off-site transfers stay separate from air, water, and land releases. Leading chemical by pounds: Lead.
TRACE volume OFFSITE pathway CARC-HEAVY
Midland Optical is an EPA Toxics Release Inventory reporter in Saint Louis, MO, in the miscellaneous manufacturing sector. It reported 64 lbs of releases across 1 chemical in 2023, and 142 lbs in total across its 2021-2023 reporting years. That ranks 16,207 of 25,986 TRI facilities nationwide by cumulative reported pounds, counting each facility over however many years it has filed. In Missouri's 491 reporting TRI sites, pounds #1 is not chemical-count #1. Midland Optical is pounds #394 and chemical-count #446 at 142 lbs. Buick Mine/mill leads reported pounds (48.2M lbs) at 8 chemicals (chemical-count #66). Buzzi Unicem Usa-Cape Girardeau leads chemical count at 87 chemicals (904.5K lbs, pounds #44). Reported volume rose against 2022. Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Chemisphere Corp; Mid-West Industrial Chemical Co; Paulo - St. Louis; Elementis Specialties Inc.. Similar-scale Miscellaneous Manufacturing peers outside Missouri: National Chain Co; Wenger Corp; Avedis Zildjian Co.; Gemini-Decorah. Largest disclosed chemicals by pounds: Lead.
Midland Optical stamps TRACE volume with a dominant OFFSITE pathway (100.0% off-site transfers) across 1 chemical · 1 carcinogen-classified. Cumulative Form-R extract: 142 lbs (2021–2023). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include National Chain Co and Wenger Corp.
Midland Optical vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
142 lbs 38th percentile higher than 38% 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
Midland Optical in the Miscellaneous Manufacturing sector extract
Among the 371 Miscellaneous Manufacturing facilities in this database, Midland Optical reports the 218th-largest volume (142 lbs). Scale peers outside Missouri include National Chain Co and Wenger Corp.
Sector rank uses reported TRI pounds only. Share callouts need ≥1,000 lbs so tiny totals cannot mint a false signal.
Annual disclosure change
What changed: EPA TRI 2023 reporting year
- Midland Optical's total reported releases rose from 44 lb in 2022 to 64 lb in 2023, based on EPA TRI filings.
- Midland Optical's off-site transfers rose from 44 lb in 2022 to 64 lb in 2023, based on EPA TRI filings.
Midland Optical Form-R facts
Compare this facility
See how Midland Optical stacks up against nearby facilities and the typical reporter.
100% less than the comparison
94% less 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 Midland Optical releases toxic chemicals into the environment. Total: 142 lbs.
Emissions Trend Summary
From 2021 to 2023, total releases increased by 82% (35 lbs to 64 lbs).
Midland Optical: annual Form-R pounds
TRACE site · OFFSITE pathway · TRI years 2021–2023
- 2021 0
- 2022 0
- 2023 0
What this shows Midland Optical year-over-year reported totals (increased by 82% 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.
| Year | Total | Chemicals |
|---|---|---|
| 2021 | 35 lbs | 1 |
| 2022 | 44 lbs | 1 |
| 2023 | 64 lbs | 1 |
Chemical Releases
Aggregated across all reporting years (2021–2023). 1 of 1 chemicals are carcinogens. Sorted by total release volume.
| Chemical | Total | Flags |
|---|---|---|
| Lead | 142 lbs | Carcinogen |
Midland Optical · OFFSITE-pathway site
Nearest TRI Facilities to Midland Optical
Closest other reporters in Missouri - including Chemisphere Corp, Mid-West Industrial Chemical Co, Paulo - St. Louis, ordered by distance.
Showing 8 of 490 other reporting facilities in Missouri.
Similar Miscellaneous Manufacturing Facilities
Other Miscellaneous Manufacturing facilities with similar total release volumes (±80%), outside Missouri - e.g. National Chain Co, Wenger Corp, Avedis Zildjian Co..
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; nearby reporters include Chemisphere Corp. Midland Optical stamps TRACE volume · OFFSITE 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 Midland Optical TRI extract (TRACE · OFFSITE · CARC-HEAVY · lead Lead) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
Midland Optical totals are self-reported EPCRA §313 estimates for Saint Louis, MO, latest year 2023. Form-R rows span 2021–2023 (3 years). NAICS 339115 · Miscellaneous Manufacturing. 0.0% of St Louis (city) TRI pounds in this extract. Nearest ABS peer: Gm Components Holdings LLC Kokomo Ops (Δ 0 lbs). Pounds ≠ exposure.
Midland Optical stamps TRACE volume · OFFSITE 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