Non-Compliance Clean Air Act

IRON HORSE MIDSTREAM LLC / SILVER PIGEON COMPRESSOR STATION

Quick Summary

•Currently out of compliance in at least one environmental program (CAA, CWA, or RCRA).
•Assessed $12,000 in total penalties since records began.

Address: 0.5 MI W OF N2870 RD/OLD FRED RD
NINNEKAH, OK 73018
View on map ↗
County: GRADY County
Industry: Mining, Quarrying, and Oil and Gas Extraction
NAICS (North American Industry Classification): 211130
Inspections: 1 · last Jul 17, 2024
Total Penalties: $12,000 · last Oct 17, 2025
Registry ID: 110070566682

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

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	FRV	Aug 22, 2025	—	Open
caa	HPV	Aug 29, 2024	Feb 17, 2026	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.

Administrative - Formal

Clean Air Act · Case 3604611289 · Oct 17, 2025

$12,000

Notice of Violation

Clean Air Act · Case 3604093809 · Sep 6, 2024