Clean Water Act discharge permit · NPDES ME0102377

YARMOUTH SEA MEADOWS WWTF, Yarmouth, ME: NPDES ME0102377 discharge permit, effluent exceedances, inspections, penalties

Administratively continuedPermit status
MinorDischarger class
12Pollutants under a numeric limit
4Pollutants with an effluent exceedance

YARMOUTH SEA MEADOWS WWTF, held by YARMOUTH TOWN OF, holds NPDES permit ME0102377, which discharges to Casco Bay. EPA’s file records it issued November 1, 2011 and expiring October 31, 2016. 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	YARMOUTH SEA MEADOWS WWTF
Permittee as filed	YARMOUTH TOWN OF
NPDES ID	ME0102377
Permit status	Administratively continued (past its expiration date and still in force until reissued)
Permit type	Individual permit
Discharger class	Minor discharger
Facility type	Publicly owned treatment works
Program	Publicly owned treatment works
Issued	November 1, 2011
Expiration date	October 31, 2016
Address	Yarmouth, ME 04096
Receiving water	Casco Bay
Receiving water impaired	303(D) Listed
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

12Pollutants on file
12Under a numeric limit
10With a violation of any kind
4With 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
pH	2	108	94	July 31, 2026
Chlorine, total residual	2	21	9	July 31, 2026	257% over the limit
Coliform, fecal MF, MFC broth, 44.5 C	2	24	8	March 31, 2024	99,999% over the limit
Mercury, total [as Hg]	2	1	1	May 31, 2020	11% over the limit
BOD, 5-day, 20 deg. C	6	42	0
Solids, total suspended	6	42	0
Flow, in conduit or thru treatment plant	2	14	0
Solids, settleable	1	7	0
BOD, 5-day, percent removal	1	7	0
Solids, suspended percent removal	1	7	0
Nitrogen, Kjeldahl, total [as N]	4	0	0
Nitrite + Nitrate total [as N]	4	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 ME0102377.

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 ME0102377 there.

Nearby on the register

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

This public-records page covers NPDES discharge permit ME0102377 for the YARMOUTH SEA MEADOWS WWTF in Yarmouth, ME, held by YARMOUTH TOWN OF and discharging to Casco Bay. The page lists the permit as administratively continued, with 12 pollutants under a numeric limit and 4 pollutants with an effluent exceedance.