PSO-SOUTHWESTERN POWER STATION

Address

PSO ROAD 1
ANADARKO, OK 73005
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County

CADDO County

Industry

Utilities

NAICS (North American Industry Classification)

221112

Inspections

9 · last Nov 20, 2025

Total Penalties

$0

Registry ID

110000705041

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.

0

Air (CAA)
Qtrs Non-Compliant

1

Water (CWA)
Qtrs Non-Compliant

0

Hazardous Waste (RCRA)
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	Schedule Event reported late	Jan 15, 2024	—	Open
cwa	Schedule Event unachieved but reported	Jan 15, 2024	Jul 8, 2024	Resolved
cwa	Schedule Event unachieved and not reported	Jan 15, 2024	Jul 8, 2024	Resolved
cwa	Schedule Event achieved late but reported	Jan 15, 2024	—	Open
cwa	Schedule Event reported late	Jan 15, 2023	—	Open
cwa	Schedule Event unachieved and not reported	Jan 15, 2023	Jul 7, 2023	Resolved
cwa	Schedule Event achieved late but reported	Jan 15, 2023	—	Open
cwa	Schedule Event unachieved but reported	Jan 15, 2023	Jul 7, 2023	Resolved
caa	FRV	Oct 26, 2022	—	Open
cwa	Schedule Event unachieved and not reported	Jul 1, 2020	Aug 27, 2020	Resolved
cwa	Schedule Event unachieved but reported	Jul 1, 2020	Aug 27, 2020	Resolved
cwa	Schedule Event achieved late but reported	Jul 1, 2020	—	Open
cwa	Schedule Event reported late	Jul 1, 2020	—	Open

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
Chlorine, total residual	DMR, Limited - Numeric Violation	0.10 mg/L	0.10	+1%	Jul 2015	Open
Chlorine, total residual	DMR, Limited - Numeric Violation	0.10 mg/L	0.10	+1%	Jul 2015	Open
Chlorine, total residual	DMR, Limited - Numeric Violation	0.10 mg/L	0.10	+1%	Jun 2015	Open
Chlorine, total residual	DMR, Limited - Numeric Violation	0.10 mg/L	0.10	+1%	Jun 2015	Open
Chlorine, total residual	DMR, Limited - Numeric Violation	0.10 mg/L	0.10	+1%	May 2015	Open
Chlorine, total residual	DMR, Limited - Numeric Violation	0.10 mg/L	0.10	+1%	May 2015	Open
Chlorine, total residual	DMR, Limited - Numeric Violation	0.10 mg/L	0.10	+1%	Apr 2015	Open
Chlorine, total residual	DMR, Limited - Numeric Violation	0.10 mg/L	0.10	+1%	Apr 2015	Open
Chlorine, total residual	DMR, Limited - Numeric Violation	0.10 mg/L	0.10	+1%	Mar 2015	Open
Chlorine, total residual	DMR, Limited - Numeric Violation	0.10 mg/L	0.10	+1%	Mar 2015	Open
Chlorine, total residual	DMR, Limited - Numeric Violation	0.10 mg/L	0.10	+1%	Feb 2015	Open
Chlorine, total residual	DMR, Limited - Numeric Violation	0.10 mg/L	0.10	+1%	Feb 2015	Open
Chlorine, total residual	DMR, Limited - Numeric Violation	0.10 mg/L	0.10	+1%	Jan 2015	Open
Chlorine, total residual	DMR, Limited - Numeric Violation	0.10 mg/L	0.10	+1%	Jan 2015	Open

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