Clean Water Act discharge permit · NPDES MO0105759

MAWC SUNNY BROOK WWTP, Jefferson City, MO: NPDES MO0105759 discharge permit, effluent exceedances, inspections, penalties

Administratively continuedPermit status
MinorDischarger class
10Pollutants under a numeric limit
1Pollutants with an effluent exceedance

MAWC SUNNY BROOK WWTP, held by Missouri-American Water Company, holds NPDES permit MO0105759, which discharges to Moreau R.. EPA’s file records it issued October 12, 2007 and expiring October 11, 2012. 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	MAWC SUNNY BROOK WWTP
Permittee as filed	Missouri-American Water Company
NPDES ID	MO0105759
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	October 12, 2007
Expiration date	October 11, 2012
Issuing agency	MODNR-Water Protection Program
Address	Jefferson City, MO 65109
Receiving water	Moreau R.
Subwatershed	Headwaters Moreau River (HUC 103001021206)
SIC	8811 – Private Households

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
1With a violation of any kind
1With 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
Chlorine, total residual	4	12	12	September 30, 2010	6,500% over the limit
Temperature, water deg. centigrade	2	0	0
BOD, 5-day, 20 deg. C	2	0	0
pH	2	0	0
Solids, total suspended	2	0	0
Nitrogen, ammonia total [as N]	2	0	0
Flow, in conduit or thru treatment plant	2	0	0
Ammonia [as N] + unionized ammonia	2	0	0
Coliform, fecal general	2	0	0
Coliform, fecal, colony forming units	2	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

1Single-event violations

Date	What EPA recorded	Agency
August 17, 2017	Effluent Violations - Numeric effluent violation	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 MO0105759 there.

Nearby on the register

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

This public-records page covers Clean Water Act discharge permit NPDES MO0105759 for MAWC SUNNY BROOK WWTP in Jefferson City, MO, held by Missouri-American Water Company, which discharges to Moreau R. The permit is administratively continued, classed as a Minor Discharger, with 10 pollutants under a numeric limit and 1 pollutant with an effluent exceedance, and it was issued October 12, 2007 with an expiration date of October 11, 2012, as the EPA permit file stood on October 14, 2026.