EmissionsLookup
Clean Water Act

HIGHWAY 22 STP

Quick Summary

  • Assessed $0 in total penalties since records began.
Address
SOUTH SIDE OF LA HWY 22
MADISONVILLE, LA 70447
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County
ST. TAMMANY County
Inspections
1 · last Feb 26, 2025
Total Penalties
$0
Registry ID
110016682641

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 WW SSO - Improper Operation and Maintenance Jul 17, 2020 Oct 30, 2025 Resolved
cwa WW SSO - Discharge to Waters Jun 25, 2018 Oct 30, 2025 Resolved
cwa WW SSO - Discharge to Waters Jun 22, 2018 Oct 30, 2025 Resolved
cwa WW SSO - Improper Operation and Maintenance Jan 18, 2018 Oct 30, 2025 Resolved
cwa Permit Violations - Discharge Without a Valid Permit Sep 20, 2006 Mar 3, 2010 Resolved
cwa Permit Violations - Violation Specified in Comment Apr 30, 2006 Mar 3, 2010 Resolved
cwa Permit Violations - Violation Specified in Comment Aug 24, 2004 Mar 3, 2010 Resolved
cwa Management Practice Violations - Improper Operation and Maintenance Aug 24, 2004 Mar 3, 2010 Resolved
cwa Permit Violations - Violation Specified in Comment Jun 30, 2003 Sep 12, 2007 Resolved
cwa Permit Violations - Discharge Without a Valid Permit Jul 10, 2001 Mar 3, 2010 Resolved
cwa Monitoring Violations - Analysis not Conducted Jun 8, 2001 Mar 3, 2010 Resolved
cwa Reporting Violations - Failure to submit required report (non-DMR non-pretreatment) May 3, 2001 Mar 3, 2010 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
Solids, total suspended DMR, Limited - Numeric Violation 20.00 mg/L 15.00 +33% Dec 2025 Open
Solids, total suspended DMR, Limited - Numeric Violation 20.00 mg/L 15.00 +33% Jul 2025 Open
Nitrogen, ammonia total [as N] DMR, Limited - Numeric Violation 16.00 mg/L 10.00 +60% Apr 2025 Open
Nitrogen, ammonia total [as N] DMR, Limited - Numeric Violation 5.50 mg/L 5.00 +10% Mar 2025 Open
Nitrogen, ammonia total [as N] DMR, Limited - Numeric Violation 30.83 kg/d 9.49 +225% Feb 2025 Open
Nitrogen, ammonia total [as N] DMR, Limited - Numeric Violation 44.00 mg/L 10.00 +340% Feb 2025 Open
Nitrogen, ammonia total [as N] DMR, Limited - Numeric Violation 44.00 mg/L 5.00 +780% Feb 2025 Open
Nitrogen, ammonia total [as N] DMR, Limited - Numeric Violation 5.60 mg/L 5.00 +12% Jan 2025 Open
Solids, total suspended DMR, Limited - Numeric Violation 16.00 mg/L 15.00 +7% Jul 2024 Open
Nitrogen, ammonia total [as N] DMR, Limited - Numeric Violation 8.10 mg/L 5.00 +62% Jun 2023 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.

State CWA Non Penalty AO
Clean Water Act · Case LA-WEC2000629 · Mar 2, 2021
State Administrative Order of Consent
Clean Water Act · Case LA-N00016517 · Sep 12, 2007
State CWA Non Penalty AO
Clean Water Act · Case LA-N00006804 · Dec 19, 2003

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