EPA TRI Facility · Primary Metals

Donsco Inc

Mount Joy, PA

Total releases
6.5K lbs
Chemicals reported
4
Carcinogens
2
Primary pathway
Off-site Transfers

OFFSITE Form-R mix

Donsco Inc: how the 7.8K lbs splits

7.8K lbs across all reported pathways

  • Off-site Transfers 6.6K lbs 84.6%
  • Water Discharges 1.0K lbs 13.0%
  • Air Releases 179 lbs 2.3%
  • Land Disposal 0 lbs <0.1%

Donsco Inc's 7.8K lbs Form-R total is OFFSITE - off-site transfers is 84.6% of the bar. Next segment: water discharges at 13.0%. Leading chemical by pounds: Manganese.

Carcinogen-classified pounds vs other reported pounds

Same cumulative TRI total as above, split by EPA/IARC carcinogen classification on each chemical: pounds share, not chemical count. Classification is not a site health-risk score.

LIGHT volume OFFSITE pathway CARC-LEAN

Donsco Inc is an EPA Toxics Release Inventory reporter in Mount Joy, PA, in the primary metals sector. It reported 1.3K lbs of releases across 2 chemicals in 2024, and 6.5K lbs in total across its 2019-2024 reporting years. That ranks 10,694 of 25,986 TRI facilities nationwide by cumulative reported pounds, counting each facility over however many years it has filed. In Pennsylvania's 1,010 reporting TRI sites, pounds #1 is not chemical-count #1. Donsco Inc is pounds #476 and chemical-count #360 at 6.5K lbs. Max Environmental -- Yukon Facility leads reported pounds (34.8M lbs) at 18 chemicals (chemical-count #24). Keystone Cement Co leads chemical count at 53 chemicals (155.4K lbs, pounds #149). Reported volume rose against 2022. Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Mount Joy Wire Corp; Wenger Feeds Llc-Mount Joy (f/k/a Wenger's Feed Mill Inc); Te Connectivity-Mount Joy; Wenger Feeds - Esbenshade Mill. Similar-scale Primary Metals peers outside Pennsylvania: Calumet Brass Foundry Inc.; Cascade Die Casting / Great Lakes; Motor Castings Co; Briteline Extrusions Inc. Largest disclosed chemicals by pounds: Manganese; Copper; Nickel; Lead.

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Donsco Inc stamps LIGHT volume with a dominant OFFSITE pathway (84.6% off-site transfers) across 4 chemicals · 2 carcinogen-classified. Cumulative Form-R extract: 6.5K lbs (2019–2024). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Calumet Brass Foundry Inc. and Cascade Die Casting / Great Lakes.

#10,694 of 25,986 TRI facilities nationwide by total reported releases. Ranking reflects reported pounds, not toxicity or health risk.

Donsco Inc vs. every reporting TRI facility

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

6.5K lbs Top 41% higher than 59% 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

Donsco Inc: Manganese-led volume

Among the 1,603 Primary Metals facilities in this database, Donsco Inc reports the 802nd-largest volume (6.5K lbs). Its reported volume is concentrated rather than spread: Manganese alone is 85.2% of the total. Scale peers outside Pennsylvania include Calumet Brass Foundry Inc. and Cascade Die Casting / Great Lakes.

Concentrated means ≥60% of Donsco Inc's pounds in one chemical - here Manganese at 85.2%. Not a toxicity score.

Annual disclosure change

What changed: EPA TRI 2023 reporting year

2022 → 2023
  • Donsco Inc's total reported releases rose from 1.7 thousand lb in 2022 to 2.8 thousand lb in 2023, based on EPA TRI filings.
  • Donsco Inc's water releases rose from 135 lb in 2022 to 681 lb in 2023, based on EPA TRI filings.
  • Donsco Inc's off-site transfers rose from 1.5 thousand lb in 2022 to 2.0 thousand lb in 2023, based on EPA TRI filings.
  • Donsco Inc's air releases rose from 43 lb in 2022 to 55 lb in 2023, based on EPA TRI filings.

Donsco Inc Form-R facts

Sector
Primary Metals
LIGHT volume
6.5K lbs
OFFSITE pathway
Off-site Transfers
CARC-LEAN chem count
4 · 2 carc.
Lead chemical
Manganese

Compare this facility

See how Donsco Inc stacks up against nearby facilities and the typical reporter.

Total reported releases
Donsco Inc
6.5K lbs
Mount Joy Wire Corp
103.3K lbs

94% less than the comparison

Chemicals reported
Donsco Inc
4
Mount Joy Wire Corp
4

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 Donsco Inc releases toxic chemicals into the environment. Total: 7.8K lbs.

Off-site Transfers 6.6K lbs (84.6%)
Water Discharges 1.0K lbs (13.0%)
Air Releases 179 lbs (2.3%)
Land Disposal 0 lbs (<0.1%)
View 6-Year Emissions Trend →

Emissions Trend Summary

From 2019 to 2024, total releases increased by 171% (472 lbs to 1.3K lbs).

Donsco Inc: annual Form-R pounds

LIGHT site · OFFSITE pathway · TRI years 2019–2024

million lbs

What this shows Donsco Inc year-over-year reported totals (increased by 171% from 2019 to 2024). 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: Manganese.

Source EPA Toxics Release Inventory (TRI)
Year Total Chemicals
2019 472 lbs 2
2020 751 lbs 1
2021 785 lbs 1
2022 1.7K lbs 3
2023 2.8K lbs 3
2024 1.3K lbs 2

Chemical Releases

Aggregated across all reporting years (2019–2024). 2 of 4 chemicals are carcinogens. Sorted by total release volume.

Chemical Total Flags
Manganese 6.6K lbs -
Copper 854 lbs -
Nickel 151 lbs Carcinogen
Lead 144 lbs Carcinogen

Donsco Inc · OFFSITE-pathway site

Mount Joy, PA
40.1071, -76.4960
County TRI context
Lancaster · 0.1% of county pounds
EPA Facility ID
17552DNSCNSOUTH

Compare beyond Pennsylvania

Nationwide peers by reported pounds & chemical count

Cross-state TRI reporters nearest Donsco Inc on cumulative reported pounds (6.5K lbs) and distinct chemical count (4). Release-pound peers include Safety-Kleen Systems Tallahassee (tal), Gateway Terminals LLC, Nissan Chemical America Pasadena Plant. Chemical-count peers include Hamilton Sundstrand de Puerto Rico Inc., Abb Installation Products Caribe LLC, Solenis LLC. Neighborhoods are forced disjoint so each axis surfaces a different set of sites.

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 Manganese, Copper, Nickel, Lead; nearby reporters include Mount Joy Wire Corp. Donsco Inc stamps LIGHT volume · OFFSITE pathway · CARC-LEAN 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 Donsco Inc TRI extract (LIGHT · OFFSITE · CARC-LEAN · lead Manganese) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.

Donsco Inc totals are self-reported EPCRA §313 estimates for Mount Joy, PA, latest year 2023. Form-R rows span 2019–2024 (6 years). NAICS 331511 · Primary Metals. 0.1% of Lancaster TRI pounds in this extract. Nearest ABS peer: Safety-Kleen Systems Tallahassee (tal) (Δ 4 lbs). Pounds ≠ exposure.

Donsco Inc stamps LIGHT volume · OFFSITE pathway · CARC-LEAN · lead Manganese. 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