Non-Compliance Clean Air Act Clean Water Act

SIMPLOT SILICA

Quick Summary

•Currently out of compliance in at least one environmental program (CAA, CWA, or RCRA).
•Assessed $0 in total penalties since records began.

Address: 685 SIMPLOT RD
OVERTON, NV 89040
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County: CLARK County
Industry: Mining, Quarrying, and Oil and Gas Extraction
NAICS (North American Industry Classification): 212322
Inspections: 3 · last Apr 23, 2025
Total Penalties: $0 · last Jan 22, 2020
Registry ID: 110006821699

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.

Air (CAA)
Qtrs Non-Compliant

Water (CWA)
Qtrs Non-Compliant

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
caa	Linked to Viol. Below	—	—	Open
caa	FRV	May 11, 2023	—	Open
caa	FRV	Mar 16, 2021	—	Open
caa	FRV	Sep 30, 2019	—	Open

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.

Warning Letter

Clean Air Act · Case 3603741548 · May 11, 2023

Warning Letter

Clean Air Act · Case 3602495150 · Mar 16, 2021

Administrative - Formal

Clean Air Act · Case 3602104145 · Jan 22, 2020

$9,680

Judicial

· Case 09-1999-0125 · Apr 16, 2004

$525,000

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