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ICIS-AIR MD0000002402500571

MOUNTAIN MATERIALS, Joppa, MD: Clean Air Act compliance record, inspections, violations, penalties

MOUNTAIN MATERIALS is on EPA’s ICIS-AIR register at 2300 ORSBURN LANE, Joppa in Harford County, Maryland: operating status operating, emissions classification minor source, current violation status “No Violation Identified”. Harford County is on EPA’s Green Book list of areas that do not meet a national air quality standard.

What the register holds for MOUNTAIN MATERIALS: its ICIS-AIR ID, its operating status, its emissions classification, its current violation status, its industry code and its address in Joppa, Harford County, Maryland. EPA’s compliance evaluation, violation, stack test and enforcement files, as loaded, hold no record for ICIS-AIR MD0000002402500571 since January 1, 2017.

What stands out

  • The register holds 317 air-emissions sources in Harford County, Maryland.

Every line is computed by formula from the record’s stored figures; nothing is estimated.

Identity

Facility as filedMOUNTAIN MATERIALS
ICIS-AIR IDMD0000002402500571
EPA facility registry ID110031469159
Operating statusOperating
Emissions classificationMinor source
Current violation status (HPV field)No Violation Identified
Address2300 ORSBURN LANE, Joppa, MD 21085
CountyHarford County
In a nonattainment countyYes (EPA Green Book)
Industry (NAICS)Mining and quarrying (NAICS 2123)
SIC code1442
EPA region03

Programs and pollutants

The program, pollutant and Title V files are not loaded: what this page covers.

Compliance evaluations

EPA’s compliance evaluation file holds no evaluation of ICIS-AIR MD0000002402500571 since January 1, 2017.

Violations

What high-priority and federally reportable violations mean.

EPA’s violation history file holds no violation for ICIS-AIR MD0000002402500571 since January 1, 2017.

Enforcement and penalties

0 of the formal enforcement actions carry a penalty filed above zero. How a penalty is shown.

Informal enforcement

EPA’s informal action file holds no notice or warning for ICIS-AIR MD0000002402500571 since January 1, 2017.

Stack tests

EPA’s stack test file holds no test at ICIS-AIR MD0000002402500571 since January 1, 2017.

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Privacy

Free from EPA: Detailed Facility Report, ECHO Notify (registry ID 110031469159).

Other air sources in Maryland beside MOUNTAIN MATERIALS

EPA ICIS-AIR download, loaded September 14, 2026.