Clean Water Act discharge permit · NPDES IN0037401

CASCADE JR.-SR. HIGH SCHOOL, Clayton, IN: NPDES IN0037401 discharge permit, effluent exceedances, inspections, penalties

Administratively continuedPermit status
MinorDischarger class
10Pollutants under a numeric limit
3Pollutants with an effluent exceedance

CASCADE JR.-SR. HIGH SCHOOL, held by CASCADE JR-SR HIGH SCHOOL, holds NPDES permit IN0037401, which discharges to Or/W Fk White/Mill/Mudd/Intrmttnt. EPA’s file records it issued February 12, 2015 and expiring May 31, 2020. The status and dates are as EPA’s permit file stood when Velarion loaded it (October 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.

Identity

Facility as filed	CASCADE JR.-SR. HIGH SCHOOL
Permittee as filed	CASCADE JR-SR HIGH SCHOOL
NPDES ID	IN0037401
Permit status	Administratively continued (past its expiration date and still in force until reissued)
Permit type	Individual permit
Discharger class	Minor discharger
Facility type	Not a publicly owned treatment works
Issued	February 12, 2015
Expiration date	May 31, 2020
Issuing agency	IDEM
Address	Clayton, IN 46118
Receiving water	OR/W FK WHITE/MILL/MUDD/INTRMTTNT
Subwatershed	Mud Creek (HUC 051202030504)
SIC	4952 – Sewerage Systems

Cited to the EPA ICIS-NPDES permit file (ECHO download) and EPA’s NAICS/SIC and component files, the same download.

Effluent limits and exceedances

10Pollutants on file
10Under a numeric limit
3With a violation of any kind
3With an effluent exceedance

An effluent exceedance is a discharge monitoring report value over the permit’s numeric limit (EPA’s violation code E90). A violation of any kind also counts a report not filed. Each row is EPA’s own count for that pollutant.

Pollutant or measure	Limits	Violations, any kind	Effluent exceedances	Latest exceedance	Largest exceedance, as filed
Nitrogen, ammonia total [as N]	8	5	5	November 30, 2007	88% over the limit
Oxygen, dissolved [DO]	2	1	1	May 31, 2007	33% over the limit
Solids, suspended percent removal	1	1	1	March 31, 2016	93% over the limit
Solids, total suspended	8	0	0
BOD, carbonaceous [5 day, 20 C]	8	0	0
pH	2	0	0
E. coli, colony forming units [CFU]	2	0	0
Flow, in conduit or thru treatment plant	1	0	0
BOD, carb-5 day, 20 deg C, percent removal	1	0	0
Flow, total	1	0	0

Cited to the EPA ICIS-NPDES limits and effluent violations files (ECHO download); up to 60 rows shown, most exceedances first.

Inspections, violations and enforcement

0Single-event violations

EPA’s single-event violation file, as loaded, holds no violation for NPDES IN0037401.

Velarion’s copy of EPA’s ICIS-NPDES files does not include the inspections, formal enforcement actions and informal enforcement actions files, so this page shows none of them. EPA’s free Detailed Facility Report on ECHO lists this permit’s inspections, enforcement actions and penalties.

Cited to the EPA ICIS-NPDES violation, inspection and enforcement files (ECHO download); up to 50 rows of each shown, newest first.

Watch this permit

One permit holder, $99/month. Watch the register for one permit holder and the places and receiving waters tied to its permits. Choose “One permit holder” and enter this permit’s NPDES ID, IN0037401.

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EPA publishes a free Detailed Facility Report for every permit on ECHO: its compliance status quarter by quarter, its inspections, and its enforcement actions and penalties. EPA also sends free notices of new inspections and enforcement actions through ECHO Notify; enter NPDES ID IN0037401 there.

Nearby on the register

Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.

This public-records page covers NPDES permit IN0037401, held by CASCADE JR-SR HIGH SCHOOL in Clayton, IN, which discharges to Or/W Fk White/Mill/Mudd/Intrmttnt in the Mud Creek subwatershed (HUC 051202030504). The permit is listed as administratively continued with a Minor discharger class of 10, with 3 pollutants under a numeric limit and 3 pollutants with an effluent exceedance.