Clean Water Act discharge permit · NPDES ME0101192

CASTINE WWTF, Castine, ME: NPDES ME0101192 discharge permit, effluent exceedances, inspections, penalties

Administratively continuedPermit status
MinorDischarger class
14Pollutants under a numeric limit
9Pollutants with an effluent exceedance

CASTINE WWTF, held by CASTINE TOWN OF, holds NPDES permit ME0101192, which discharges to Castine, Tidewater. EPA’s file records it issued March 1, 2015 and expiring February 29, 2020. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.

Identity

Facility as filed	CASTINE WWTF
Permittee as filed	CASTINE TOWN OF
NPDES ID	ME0101192
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	March 1, 2015
Expiration date	February 29, 2020
Address	Castine, ME 04421
Receiving water	Castine, Tidewater

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

Effluent limits and exceedances

17Pollutants on file
14Under a numeric limit
17With a violation of any kind
9With 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
Flow, in conduit or thru treatment plant	2	41	16	December 31, 2009	48% over the limit
Copper, total [as Cu]	0	13	13	September 30, 2010	146% over the limit
Solids, total suspended	6	116	8	October 31, 2005	181% over the limit
BOD, 5-day, 20 deg. C	6	114	7	February 29, 2008	134% over the limit
Solids, settleable	1	23	6	March 31, 2007	99,999% over the limit
pH	2	38	2	April 30, 2020
Coliform, fecal MF, MFC broth, 44.5 C	2	34	2	April 30, 2007	68% over the limit
Solids, suspended percent removal	1	20	2	October 31, 2005	133% over the limit
NOAEL Static Renewal 48Hr Acute Americamysis bahia (formerly Mysidopsis bahia)	1	16	1	March 31, 2010	46% over the limit
Chlorine, total residual	2	26	0
Mercury, total [as Hg]	2	18	0
BOD, 5-day, percent removal	1	18	0
Priority Pollutants	1	15	0
NOEL Static 1Hr 20min Fert. Chronic Arbacia punctulata	1	15	0
Noel Statre 7Day Chronic Menidia	0	14	0
Noael Statre 48Hr Acute Menidia	0	14	0
Analytical Chemistry	1	2	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 ME0101192.

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, ME0101192.

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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 ME0101192 there.

Nearby on the register

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