Clean Water Act discharge permit · NPDES MO0119679

WEATHERSTONE WWTP, Palmyra, MO: NPDES MO0119679 discharge permit, effluent exceedances, inspections, penalties

Administratively continuedPermit status
MinorDischarger class
8Pollutants under a numeric limit
6Pollutants with an effluent exceedance

WEATHERSTONE WWTP, held by Weatherstone HOA of Palmyra, holds NPDES permit MO0119679, which discharges to 8-20-13 Mudd V1.0. EPA’s file records it issued November 9, 2016 and expiring June 30, 2019. 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	WEATHERSTONE WWTP
Permittee as filed	Weatherstone HOA of Palmyra
NPDES ID	MO0119679
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 9, 2016
Expiration date	June 30, 2019
Issuing agency	MODNR-Water Protection Program
Address	Palmyra, MO 63461
Receiving water	8-20-13 MUDD V1.0
Subwatershed	North River (HUC 071100040109)
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

9Pollutants on file
8Under a numeric limit
9With a violation of any kind
6With 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
BOD, 5-day, 20 deg. C	2	75	63	December 31, 2024	617% over the limit
Nitrogen, ammonia total [as N]	6	50	38	December 31, 2024	2,329% over the limit
Chlorine, total residual	2	42	22	March 31, 2024	312,400% over the limit
Solids, total suspended	2	34	22	March 31, 2022	313% over the limit
Coliform, fecal general	0	6	4	June 30, 2011	4,425% over the limit
E. coli	2	15	3	March 31, 2022	99,999% over the limit
Oxygen, dissolved [DO]	2	22	0
Flow, in conduit or thru treatment plant	2	22	0
pH	2	16	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 MO0119679.

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

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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 MO0119679 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 MO0119679 for WEATHERSTONE WWTP in Palmyra, MO, which is administratively continued and classed as a Minor Discharger. The page lists 8 pollutants under a numeric limit and 6 pollutants with an effluent exceedance, and it notes the permit's issuance and expiration dates as they stood in EPA's file on October 14, 2026.