CLARKIA WATER AND SEWER DISTRICT WWTP

Address

NF-321
CLARKIA, ID 83812
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County

SHOSHONE County

Industry

Utilities

NAICS (North American Industry Classification)

221320

Inspections

1 · last May 8, 2025

Total Penalties

$0

Registry ID

110010026738

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.

5

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	Reporting Violations - Noncompliance with Section 308 Information Request	Jun 5, 2025	Jul 16, 2025	Resolved
cwa	Management Practice Violations - Improper Operation and Maintenance	May 8, 2025	Jul 16, 2025	Resolved
cwa	Management Practice Violations - Failure to Maintain Records	May 8, 2025	Jul 16, 2025	Resolved
cwa	Monitoring Violations - Frequency of Sampling Violation	Sep 30, 2020	—	Open
cwa	Monitoring Violations - Frequency of Sampling Violation	Jan 13, 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	0.07 kg/d	0.05	+45%	Dec 2025	Open
Chlorine, total residual	DMR, Limited - Numeric Violation	0.06 kg/d	0.05	+27%	Jan 2024	Open
E. coli, MTEC-MF	DMR, Limited - Numeric Violation	913.90 MPN/100mL	406.00	+125%	Dec 2023	Open
Chlorine, total residual	DMR, Limited - Numeric Violation	0.08 kg/d	0.05	+55%	Apr 2023	Open
Chlorine, total residual	DMR, Limited - Numeric Violation	0.05 kg/d	0.04	+25%	Apr 2023	Open
Chlorine, total residual	DMR, Limited - Numeric Violation	0.07 kg/d	0.05	+36%	Jun 2022	Open
Chlorine, total residual	DMR, Limited - Numeric Violation	0.06 kg/d	0.05	+18%	Mar 2022	Open
Chlorine, total residual	DMR, Limited - Numeric Violation	0.08 kg/d	0.05	+55%	Feb 2021	Open
Solids, total suspended	DMR, Limited - Numeric Violation	7.12 kg/d	3.18	+124%	Apr 2020	Open
Solids, total suspended	DMR, Limited - Numeric Violation	57.00 mg/L	45.00	+27%	Apr 2020	Open
Chlorine, total residual	DMR, Limited - Numeric Violation	0.05 kg/d	0.04	+38%	Apr 2019	Open
Chlorine, total residual	DMR, Limited - Numeric Violation	0.10 kg/d	0.05	+100%	Apr 2019	Open
Chlorine, total residual	DMR, Limited - Numeric Violation	0.05 kg/d	0.05	+9%	Nov 2017	Open
Chlorine, total residual	DMR, Limited - Numeric Violation	0.07 kg/d	0.05	+45%	Apr 2017	Open
Chlorine, total residual	DMR, Limited - Numeric Violation	0.04 kg/d	0.04	+13%	Apr 2017	Open
Solids, total suspended	DMR, Limited - Numeric Violation	3.41 kg/d	3.18	+7%	Dec 2016	Open
Chlorine, total residual	DMR, Limited - Numeric Violation	0.23 kg/d	0.05	+355%	Mar 2016	Open
Chlorine, total residual	DMR, Limited - Numeric Violation	0.09 kg/d	0.05	+82%	Feb 2015	Open
Chlorine, total residual	DMR, Limited - Numeric Violation	0.05 kg/d	0.04	+38%	Feb 2015	Open
Chlorine, total residual	DMR, Limited - Numeric Violation	0.05 kg/d	0.05	+9%	Jan 2015	Open

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