Clean Water Act discharge permit · NPDES ME0101397

BERWICK WWTF, Berwick, ME: NPDES ME0101397 discharge permit, effluent exceedances, inspections, penalties

Administratively continuedPermit status
MajorDischarger class
26Pollutants under a numeric limit
10Pollutants with an effluent exceedance

BERWICK WWTF, held by BERWICK SEWER DISTRICT, holds NPDES permit ME0101397, which discharges to Salmon Falls River. EPA’s file records it issued February 1, 2003 and expiring January 31, 2008. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 15, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.

Identity

Facility as filed	BERWICK WWTF
Permittee as filed	BERWICK SEWER DISTRICT
NPDES ID	ME0101397
Permit status	Administratively continued (past its expiration date and still in force until reissued)
Permit type	Individual permit
Discharger class	Major discharger
Facility type	Publicly owned treatment works
Program	Publicly owned treatment works
Issued	February 1, 2003
Expiration date	January 31, 2008
Address	Berwick, ME 03901
Receiving water	Salmon Falls River
Receiving water impaired	303(D) Listed

Cited to the EPA ICIS-NPDES permit file (ECHO download).

Effluent limits and exceedances

26Pollutants on file
26Under a numeric limit
20With a violation of any kind
10With 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
E. coli, thermotol, MF, MTEC	2	67	29	February 28, 2026	99,999% over the limit
BOD, 5-day, 20 deg. C	20	115	20	June 30, 2025	118% over the limit
pH	2	62	18	September 30, 2024
Chlorine, total residual	2	54	10	January 31, 2012	873% over the limit
Solids, total suspended	20	111	6	August 31, 2017	66% over the limit
Nitrogen, ammonia total [as N]	12	76	6	August 31, 2024	457% over the limit
Oxygen, dissolved [DO]	1	14	6	August 31, 2023	43% over the limit
Phosphorus, total [as P]	7	26	5	July 31, 2018	167% over the limit
Noel Statre 10Day Chronic Salvel. Salmonid	1	31	1	May 31, 2007	99,999% over the limit
Solids, settleable	1	24	1	May 31, 2007	133% over the limit
Chromium, total [as Cr]	4	104	0
Flow, in conduit or thru treatment plant	2	48	0
Oil & Grease	2	44	0
NOEL Static Renewal 7Day Chronic Ceriodaphnia dubia	2	30	0
NOAEL Static 48Hr Acute Ceriodaphnia dubia	2	30	0
NOAEL Static 48Hr Acute Salvel. Salmonid	1	30	0
Priority Pollutants	2	24	0
Noel Statre 7Day Chronic Pimephales	1	14	0
NOAEL Static 48Hr Acute Pimephales promelas	1	14	0
Zinc, total [as Zn]	4	8	0
Nitrogen, Kjeldahl, total [as N]	4	0	0
Nitrite + Nitrate total [as N]	4	0	0
Nitrogen, total [as N]	3	0	0
Copper, total [as Cu]	2	0	0
Mercury, total [as Hg]	2	0	0
Analytical Chemistry	1	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 ME0101397.

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

One permit holder, $99/month. Watch the register for one permit holder and the places and receiving waters tied to its permits. Choose “One permit holder” and enter this permit’s NPDES ID, ME0101397.

Start the watch

How we handle your data → Privacy

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 ME0101397 there.

Nearby on the register

Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.

This public-records page covers NPDES permit ME0101397 for the BERWICK WWTF in Berwick, ME, held by BERWICK SEWER DISTRICT and administratively continued as of September 15, 2026. The page lists 26 pollutants on file, 20 with a violation of any kind, and 10 with an effluent exceedance.