Clean Air Act stationary source · ICIS-AIR NC0000003701400174

MARTIN MARIETTA MATERIALS, INC. - CALDWELL QUARRY, Lenoir, NC: Clean Air Act compliance record, inspections, violations, penalties

OperatingOperating status
Minor sourceEmissions classification
No Violation IdentifiedCurrent violation status, as filed
7Compliance evaluations since January 1, 2017
0High-priority violations since January 1, 2017
0Formal enforcement actions since January 1, 2017

MARTIN MARIETTA MATERIALS, INC. - CALDWELL QUARRY, at 1325 BRADFORD MOUNTAIN ROAD, Lenoir in Caldwell County, North Carolina, is an operating minor source of air pollution on EPA’s ICIS-AIR register. EPA’s file records its current violation status (ICIS-AIR’s high-priority violation field) as “No Violation Identified”. The status and classification are as EPA’s facility file stood when Velarion loaded it (September 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the source’s current standing, quarter by quarter.

Identity

Facility as filed	MARTIN MARIETTA MATERIALS, INC. - CALDWELL QUARRY
ICIS-AIR ID	NC0000003701400174
EPA facility registry ID	110002080408
Operating status	Operating
Emissions classification	Minor source
Current violation status (ICIS-AIR high-priority violation field)	No Violation Identified
Address	1325 BRADFORD MOUNTAIN ROAD, Lenoir, NC 28645
County	Caldwell County
In a nonattainment county	No (EPA Green Book)
Industry (NAICS)	Mining and quarrying (NAICS 2123)
SIC code	1423
EPA region	04

Cited to the EPA ICIS-AIR facility file (ECHO download).

Programs and pollutants

Velarion’s copy of EPA’s ICIS-AIR download does not include its program, pollutant and Title V certification files, so this page does not list the Clean Air Act programs MARTIN MARIETTA MATERIALS, INC. - CALDWELL QUARRY is under or the pollutants it is permitted for. The programs each evaluation and violation below was recorded under are shown with it. EPA’s free Detailed Facility Report lists both.

Compliance evaluations

7Evaluations since January 1, 2017
0Full compliance evaluations

Date	What EPA recorded	Agency	Programs
January 11, 2023	PCE On-Site	State	New Source Performance Standards (Non-Major); State Implementation Plan for National Primary and Secondary Ambient Air Quality Standards
November 3, 2021	PCE On-Site	State	New Source Performance Standards (Non-Major); State Implementation Plan for National Primary and Secondary Ambient Air Quality Standards
July 13, 2021	PCE On-Site	State	New Source Performance Standards (Non-Major); State Implementation Plan for National Primary and Secondary Ambient Air Quality Standards
May 29, 2020	PCE Off-Site	State	New Source Performance Standards (Non-Major); State Implementation Plan for National Primary and Secondary Ambient Air Quality Standards
September 5, 2019	PCE On-Site	State	New Source Performance Standards (Non-Major); State Implementation Plan for National Primary and Secondary Ambient Air Quality Standards
June 19, 2018	PCE On-Site	State	New Source Performance Standards (Non-Major); State Implementation Plan for National Primary and Secondary Ambient Air Quality Standards
July 27, 2017	PCE On-Site	State	New Source Performance Standards (Non-Major); State Implementation Plan for National Primary and Secondary Ambient Air Quality Standards

Violations

0Violation determinations since January 1, 2017
0Of them high-priority

A high-priority violation (HPV) is the most serious class of Clean Air Act non-compliance an agency records; a federally reportable violation (FRV) is the next step down. Each row is one determination as EPA’s violation history files it.

EPA’s violation history file holds no violation for ICIS-AIR NC0000003701400174 since January 1, 2017.

Enforcement and penalties

0 formal enforcement actions since January 1, 2017, 0 of them with a penalty filed above zero. Each penalty is shown as EPA’s formal action file states it; “Not stated” means the file gives no figure, and $0 is a disclosed zero.

Informal enforcement

EPA’s informal action file holds no notice or warning for ICIS-AIR NC0000003701400174 since January 1, 2017.

Stack tests

0Stack tests since January 1, 2017
0Recorded as failed

EPA’s stack test file holds no test at ICIS-AIR NC0000003701400174 since January 1, 2017.

Cited to the EPA ICIS-AIR evaluation, violation, stack test and enforcement files (ECHO download), events dated January 1, 2017 or later as loaded; up to 50 rows of each shown, newest first.

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EPA publishes a free Detailed Facility Report for every source on ECHO: its compliance status quarter by quarter, its evaluations, and its violations, enforcement actions and penalties. EPA also sends free notices of new inspections and enforcement actions through ECHO Notify; enter EPA facility registry ID 110002080408 there.

Nearby on the register

Figures from EPA’s ICIS-AIR download, loaded September 14, 2026.

This page covers the Clean Air Act compliance record of MARTIN MARIETTA MATERIALS, INC. - CALDWELL QUARRY, at 1325 BRADFORD MOUNTAIN ROAD in Lenoir, Caldwell County, North Carolina, under ICIS-AIR ID NC0000003701400174. The record lists 7 compliance evaluations since January 1, 2017, along with 0 high-priority violations and 0 formal enforcement actions. It lists an operating status, a Minor source emissions classification, and a current violation status of No Violation Identified, with the status and classification as EPA's facility file stood when Velarion loaded it on September 14, 2026.