Clean Water Act discharge permit · NPDES MO0107841

CENTURY FARM ESTATES, Washington, MO: NPDES MO0107841 discharge permit, effluent exceedances, inspections, penalties

Administratively continuedPermit status
MinorDischarger class
6Pollutants under a numeric limit
1Pollutants with an effluent exceedance

CENTURY FARM ESTATES, held by Century Estates HOA, holds NPDES permit MO0107841, which discharges to Tributary To L. Boeuf Cr.. EPA’s file records it issued December 31, 2015 and expiring December 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	CENTURY FARM ESTATES
Permittee as filed	Century Estates HOA
NPDES ID	MO0107841
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	December 31, 2015
Expiration date	December 31, 2020
Address	Washington, MO 63090
Receiving water	Tributary to L. Boeuf Cr.
Subwatershed	Little Boeuf Creek-Missouri River (HUC 103002000508)
SIC	8641 – Civic And Social Associations

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

7Pollutants on file
6Under a numeric limit
7With 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
Nitrogen, ammonia total [as N]	4	32	4	June 30, 2017	554% over the limit
Flow, in conduit or thru treatment plant	2	34	0
BOD, 5-day, 20 deg. C	2	28	0
pH	2	28	0
Solids, total suspended	2	28	0
E. coli	2	22	0
E. coli, colony forming units [CFU]	0	4	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

5Single-event violations

Date	What EPA recorded	Agency
February 4, 2026	Reporting Violations - Failure to Submit DMRs	ST6
November 20, 2023	Reporting Violations - Failure to Submit DMRs	ST6
January 18, 2019	Reporting Violations - Improper/ Incorrect Reporting	ST6
January 18, 2019	Reporting Violations - Failure to Submit DMRs	ST6
September 28, 2018	Reporting Violations - Failure to Submit DMRs	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 MO0107841 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 MO0107841 for CENTURY FARM ESTATES in Washington, MO, held by Century Estates HOA, which discharges to Tributary To L. Boeuf Cr. The permit is administratively continued and carries a Minor Discharger class of 6, with 1 pollutant under a numeric limit and 1 pollutant with an effluent exceedance. The listed figures reflect the permit file as loaded on October 14, 2026.