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ICIS-AIR SD0000004677700526

HILLS MATERIALS COMPANY, Rapid City, SD: Clean Air Act compliance record, inspections, violations, penalties

HILLS MATERIALS COMPANY is on EPA’s ICIS-AIR register at PO BOX 2320, Rapid City in Pennington County, South Dakota: operating status operating, emissions classification minor source, current violation status “No Violation Identified”.

What the register holds for HILLS MATERIALS COMPANY: its ICIS-AIR ID, its operating status, its emissions classification, its current violation status, its industry code and its address in Rapid City, Pennington County, South Dakota. EPA’s compliance evaluation, violation, stack test and enforcement files, as loaded, hold no record for ICIS-AIR SD0000004677700526 since January 1, 2017.

What stands out

  • The register holds 40 air-emissions sources in Pennington County, South Dakota.

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

Identity

Facility as filedHILLS MATERIALS COMPANY
ICIS-AIR IDSD0000004677700526
EPA facility registry ID110004946257
Operating statusOperating
Emissions classificationMinor source
Current violation status (HPV field)No Violation Identified
AddressPO BOX 2320, Rapid City, SD 57709
CountyPennington County
In a nonattainment countyNo (EPA Green Book)
Industry (NAICS)Mining and quarrying (NAICS 2123)
SIC code1442
EPA region08

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 SD0000004677700526 since January 1, 2017.

Violations

What high-priority and federally reportable violations mean.

EPA’s violation history file holds no violation for ICIS-AIR SD0000004677700526 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 SD0000004677700526 since January 1, 2017.

Stack tests

EPA’s stack test file holds no test at ICIS-AIR SD0000004677700526 since January 1, 2017.

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Privacy

Free from EPA: Detailed Facility Report, ECHO Notify (registry ID 110004946257).

Other air sources in South Dakota beside HILLS MATERIALS COMPANY

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