Clean Water Act discharge permit · NPDES MO0097781

CALLAWAY HILLS ELEMENTARY SCHOOL WWTF, Holts Summit, MO: NPDES MO0097781 discharge permit, effluent exceedances, inspections, penalties

Administratively continuedPermit status
MinorDischarger class
6Pollutants under a numeric limit
3Pollutants with an effluent exceedance

CALLAWAY HILLS ELEMENTARY SCHOOL WWTF, held by Jefferson City Public Schools, holds NPDES permit MO0097781, which discharges to 8-20-13 Mudd V1.0. EPA’s file records it issued November 2, 2016 and expiring June 30, 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	CALLAWAY HILLS ELEMENTARY SCHOOL WWTF
Permittee as filed	Jefferson City Public Schools
NPDES ID	MO0097781
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	November 2, 2016
Expiration date	June 30, 2020
Issuing agency	MODNR-Water Protection Program
Address	Holts Summit, MO 65043
Receiving water	8-20-13 MUDD V1.0
Subwatershed	Hillers Creek (HUC 103001021403)
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

6Pollutants on file
6Under a numeric limit
6With 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
Solids, total suspended	2	18	8	June 30, 2022	60% over the limit
pH	1	17	1	June 30, 2017
Nitrogen, ammonia total [as N]	6	11	1	December 31, 2020	11% over the limit
E. coli	8	10	0
BOD, 5-day, 20 deg. C	2	10	0
Flow, in conduit or thru treatment plant	2	10	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

3Single-event violations

Date	What EPA recorded	Agency
November 16, 2023	Reporting Violations - Failure to Submit DMRs	ST6
July 27, 2018	Effluent Violations - Numeric effluent violation	ST6
July 27, 2018	Permit Violations - Violation Specified in Comment	ST6

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.

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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 MO0097781 there.

Nearby on the register

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

This public-records page covers the Clean Water Act discharge permit NPDES MO0097781 for the Callaway Hills Elementary School WWTF in Holts Summit, MO, held by Jefferson City Public Schools. The page lists the permit as administratively continued, with 3 pollutants under a numeric limit and 3 pollutants with an effluent exceedance. The permit was issued November 2, 2016 and expires June 30, 2020, as stood when the record was loaded on October 14, 2026.