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Non-Compliance TRI Reporter Clean Air Act Clean Water Act RCRA

MOUNTAIN RIDGE METALS INC/MILLERSBURG

Quick Summary

  • Released 32,724 lbs of toxic chemicals to the environment in the most recent TRI reporting year.
  • Currently out of compliance in at least one environmental program (CAA, CWA, or RCRA).
  • Assessed $0 in total penalties since records began.
Address
1517 RT 209
MILLERSBURG, PA 17061
View on map ↗
County
DAUPHIN County
Industry
Manufacturing
NAICS (North American Industry Classification)
331318
Inspections
8 · last Nov 12, 2025
Total Penalties
$0 · last Sep 22, 2015
Registry ID
110000332765

How This Compares

#97 of 920 TRI reporters in PA
#2,143 of 16,877 TRI reporters in Manufacturing

Ranked by most recent year's total TRI releases.

Compliance Status (Last 12 Quarters)

Number of calendar quarters, out of the last 12, in which this facility was in violation of its permit. Zero means no recorded violations in that program over the past three years.

0
Air (CAA)
Qtrs Non-Compliant
11
Water (CWA)
Qtrs Non-Compliant
1
Hazardous Waste (RCRA)
Qtrs Non-Compliant

TRI Toxic Chemical Releases

Annual pounds of each toxic chemical released to air, water, and land, as reported to the EPA Toxic Release Inventory. Carcinogen (♦) and PFAS designations are per EPA and IARC classifications.

Emissions Trend (2015–2024) -84% overall
Year Total Releases (lbs) vs Prior Year
2015 32,110
2016 31,803 -1%
2017 32,724 +3%
2018 15,412 -53%
2019 22,765 +48%
2020 21,439 -6%
2021 11,505 -46%
2022 10,690 -7%
2023 7,525 -30%
2024 5,079 -33%

2024

Chemical Total (lbs) Air Water Land Off-Site
Diisocyanates
Xylene (mixed isomers) 5,079 5,079 5

2023

Chemical Total (lbs) Air Water Land Off-Site
Diisocyanates
Xylene (mixed isomers) 7,525 7,525 5

2022

Chemical Total (lbs) Air Water Land Off-Site
Diisocyanates 41,250
Xylene (mixed isomers) 10,690 10,690 5

2021

Chemical Total (lbs) Air Water Land Off-Site
Diisocyanates 41,250
Xylene (mixed isomers) 11,505 11,505 5

2020

Chemical Total (lbs) Air Water Land Off-Site
Diisocyanates
Xylene (mixed isomers) 11,153 11,153 2,615
Certain glycol ethers 10,286 10,286 2,412

2019

Chemical Total (lbs) Air Water Land Off-Site
Diisocyanates
Xylene (mixed isomers) 12,834 12,834 2,264
Certain glycol ethers 9,931 9,931 1,752

2018

Chemical Total (lbs) Air Water Land Off-Site
Diisocyanates
Xylene (mixed isomers) 15,412 15,412 4,035

2017

Chemical Total (lbs) Air Water Land Off-Site
Diisocyanates
Xylene (mixed isomers) 20,198 20,198 2,221
Certain glycol ethers 12,526 12,526 1,548

2016

Chemical Total (lbs) Air Water Land Off-Site
Diisocyanates
Xylene (mixed isomers) 19,771 19,771 2,954
Certain glycol ethers 12,032 12,032 1,797

2015

Chemical Total (lbs) Air Water Land Off-Site
Diisocyanates
Xylene (mixed isomers) 19,705 19,705 3,500
Certain glycol ethers 12,405 12,405 2,200

Waste Management & Recycling

How this facility manages toxic chemicals beyond direct releases — through recycling, energy recovery, and on-site or off-site treatment. Data from the most recent TRI reporting year. Quantities in pounds.

Chemical Released Recycled Energy Recovery Treated
Xylene (mixed isomers) 5

Off-Site Transfer Destinations

Facilities to which toxic chemicals were transferred for disposal, recycling, energy recovery, or treatment during the most recent TRI reporting year. Quantities in pounds.

Destination Chemical Disposal Recycling Energy Rec. Treatment
CYCLECHEM INC
LEWISBERRY, PA
Xylene (mixed isomers) 5

Compliance Violations

Individual permit violations recorded by the EPA across air, water, and hazardous waste programs. Open violations are unresolved as of the most recent ECHO data update.

Program Type Violation Date Return to Compliance Status
rcra Standards Applicable to Generators of HW: General Nov 2, 2023 Nov 2, 2023 Resolved
cwa Permit Violations - Violation Specified in Comment Dec 13, 2022 Open
caa FRV Apr 26, 2018 Open
cwa Reporting Violations - Improper/ Incorrect Reporting Apr 11, 2017 Open
rcra State Statutory or Regulatory requirements that are broader-in-scope than the federal RCRA requirements May 5, 2011 May 11, 2011 Resolved
rcra Standards Applicable to Generators of HW: General Mar 1, 2004 Aug 5, 2005 Resolved
rcra Standards Applicable to Recordkeeping and Reporting Applicable to Small and Large Quantity Generators Mar 1, 2004 Aug 5, 2005 Resolved
rcra Standards Applicable to Generators of HW: General Nov 22, 1996 Nov 22, 1996 Resolved
rcra Standards Applicable to Generators of HW: General Jul 13, 1995 Nov 22, 1996 Resolved
rcra Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators Mar 20, 1992 May 11, 1992 Resolved
rcra Standards Applicable to Recordkeeping and Reporting Applicable to Small and Large Quantity Generators Mar 20, 1992 May 11, 1992 Resolved

Enforcement Actions

Formal enforcement cases brought by the EPA or state agencies, including administrative orders and civil penalties assessed. Penalty amounts reflect what was formally assessed, not necessarily what was collected.

SINGLE SITE CA/FO
RCRA (Hazardous Waste) · Case RCRA-PAD987279189-001 · Sep 22, 2015
$58,816

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