RIDLEY BLOCK OPERATIONS

Address

1004 SOUTH STREET
WHITEWOOD, SD 57793
View on map ↗

County

LAWRENCE County

Industry

Manufacturing

NAICS (North American Industry Classification)

311119

Inspections

3 · last Sep 18, 2025

Total Penalties

$0

Registry ID

110009792563

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.

4

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
cwa	Effluent Violations - Industrial Spill	Aug 21, 2007	Sep 12, 2007	Resolved

Discharge Limit Exceedances

Instances where this facility's reported discharge monitoring results exceeded its permitted limits under the Clean Water Act. Exceedance percentage shows how far over the permit limit the discharge was.

Pollutant	Violation	Reported	Limit	Exceedance	Period	Status
Oil and grease, hexane extr method	DMR, Limited - Numeric Violation	106.00 mg/L	100.00	+6%	Jan 2026	Open
Oil and grease, hexane extr method	DMR, Limited - Numeric Violation	176.00 mg/L	100.00	+76%	Dec 2025	Open
Oil and grease, hexane extr method	DMR, Limited - Numeric Violation	136.00 mg/L	100.00	+36%	Oct 2025	Open

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