Clean Water Act discharge permit · NPDES PA0052078

ELVERSON BORO MUNI AUTH STP, Elverson, PA: NPDES PA0052078 discharge permit, effluent exceedances, inspections, penalties

EffectivePermit status
MinorDischarger class
12Pollutants under a numeric limit
7Pollutants with an effluent exceedance
1Inspections on file
0Formal enforcement actions

ELVERSON BORO MUNI AUTH STP, held by MUNI AUTH OF THE BORO OF ELVERSON CHESTER CNTY, holds NPDES permit PA0052078, which discharges to East Branch Conestoga River. EPA’s file records it issued February 1, 2019 and expiring February 29, 2024.

ELVERSON BORO MUNI AUTH STP, Elverson, Pennsylvania: Individual permit PA0052078, held by MUNI AUTH OF THE BORO OF ELVERSON CHESTER CNTY; Publicly owned treatment works; Effective; issued February 1, 2019, term to February 29, 2024, by State Environmental Organization; discharges to East Branch Conestoga River.

Solids, total suspended: 6 limits, 61 violations of any kind, 49 effluent exceedances, latest January 31, 2023, largest 99,999% over the limit.
Coliform, fecal general: 4 limits, 21 violations of any kind, 17 effluent exceedances, latest September 30, 2024, largest 99,999% over the limit.
BOD, carbonaceous [5 day, 20 C]: 10 limits, 24 violations of any kind, 12 effluent exceedances, latest August 31, 2023, largest 465% over the limit.
Phosphorus, total [as P]: 2 limits, 15 violations of any kind, 11 effluent exceedances, latest April 30, 2023, largest 160% over the limit.
Nitrogen, ammonia total [as N]: 4 limits, 12 violations of any kind, 8 effluent exceedances, latest February 28, 2025, largest 220% over the limit.
Solids, suspended percent removal: 0 limits, 4 violations of any kind, 3 effluent exceedances, latest November 30, 2018, largest 400% over the limit.
BOD, carb-5 day, 20 deg C, percent removal: 0 limits, 1 violation of any kind, 1 effluent exceedance, latest January 31, 2018, largest 13% over the limit.
BOD, 5-day, 20 deg. C: 2 limits, 4 violations of any kind, 0 effluent exceedances.
pH: 2 limits, 4 violations of any kind, 0 effluent exceedances.
Nitrogen, total [as N]: 2 limits, 4 violations of any kind, 0 effluent exceedances.
Flow, in conduit or thru treatment plant: 2 limits, 4 violations of any kind, 0 effluent exceedances.
Oxygen, dissolved [DO]: 1 limit, 2 violations of any kind, 0 effluent exceedances.
Ultraviolet light intensity: 1 limit, 2 violations of any kind, 0 effluent exceedances.
Chlorine, total residual: 0 limits, 2 violations of any kind, 0 effluent exceedances.
Lead, total [as Pb]: 2 limits, 0 violations of any kind, 0 effluent exceedances.

January 23, 2026: Evaluation (S).

Pennsylvania holds 261 Publicly owned treatment works coverages of this permit type in EPA’s file; 122 were issued before PA0052078.

Coverages issued nearest PA0052078

July 27, 2018: S FORK REG WWTP, South Fork, PA0216941, held by FOREST HILLS MUNI AUTH CAMBRIA CNTY
August 30, 2018: MARKLESBURG STP, James Creek, PA0086673, held by MARKLESBURG BORO AUTH HUNTINGDON CNTY
October 24, 2018: KINGS PLAZA STP, Warrington, PA0051250, held by BUCKS CNTY WATER & SEW AUTH
October 26, 2018: MERCERSBURG STP, Mercersburg, PA0022179, held by MERCERSBURG SEW AUTH FRANKLIN CNTY
November 28, 2018: PA AMERICAN WATER CO MCEWENSVILLE, Mcewensville, PA0111414, held by PA AMER WATER CO
March 19, 2019: ORANGE TWP WWTP, Orangeville, PA0114308, held by ORANGE TWP SEW AUTH COLUMBIA CNTY
March 29, 2019: SIX MILE RUN STP, Defiance, PA0088609, held by BROAD TOP TWP BEDFORD CNTY
April 26, 2019: RICES LANDING BORO STP, Rices Landing, PA0217727, held by RICES LANDING BORO GREENE CNTY
May 21, 2019: ARENDTSVILLE STP, Arendtsville, PA0022233, held by ARENDTSVILLE BORO MUNI AUTH ADAMS CNTY
May 21, 2019: POSSUM VALLEY STP, Aspers, PA0081582, held by POSSUM VALLEY MUNI AUTH ADAMS CNTY

ELVERSON BORO MUNI AUTH STP among its neighbors

EPA’s permit file holds 38 discharge permits in the Upper Conestoga River subwatershed (HUC 020503061103), PA0052078 among them. Its county holds 450, 2 of them major permits; PA0052078 is a minor permit.

Other permits in the Upper Conestoga River subwatershed (HUC 020503061103)

1856 AGAPE COURT, Caernarvon, Township Of: PAC361041, minor permit, permit term to December 7, 2029
ANTHONY NEWSWANGER AG OPERATION, Caernarvon, Township Of: PAC361005, minor permit, permit term to December 7, 2029
BENUEL M. SMUCKER, Caernarvon, Township Of: PAC361070, minor permit, permit term to December 7, 2029
BLUE BALL COMMONS, East Earl, Township Of: PAC360481, minor permit, discharging to Pennsylvania, permit term to December 7, 2024
BLUE BALL ELEMENTARY SCHOOL NEW TENNIS COURTS, East Earl, Township Of: PAC360490, minor permit, discharging to Pennsylvania, permit term to December 7, 2024
EMERALD POWER SOLUTIONS BLDGS, New Holland: PAC360833, minor permit, permit term to December 7, 2024
ESKE DEVELOPMENT, LLC, Caernarvon, Township Of: PAC060542, minor permit, permit term to December 7, 2029
FRANK WEAVER AG OPERATION, Caernarvon, Township Of: PAC360889, minor permit, permit term to December 7, 2024
GARDEN SPOT STADIUM TRACK AND FIELD RENOVATIONS, New Holland, Borough Of: PAC360599, minor permit, permit term to December 7, 2024
HISTORIC POOLE FORGE PARK RENEWAL ONLY, Caernarvon, Township Of: PAC360538, minor permit, permit term to December 7, 2024

Identity

Facility as filed	ELVERSON BORO MUNI AUTH STP
Permittee as filed	MUNI AUTH OF THE BORO OF ELVERSON CHESTER CNTY
NPDES ID	PA0052078
Permit status	Effective
Permit type	Individual permit
Discharger class	Minor discharger
Facility type	Publicly owned treatment works
Program	Publicly owned treatment works
Issued	February 1, 2019
Expiration date	February 29, 2024
Issuing agency	State Environmental Organization
Address	Elverson, PA 19520
Receiving water	East Branch Conestoga River
Subwatershed	Upper Conestoga River (HUC 020503061103)
SIC	4952 – Sewerage Systems

Effluent limits and exceedances

15Pollutants on file
12Under a numeric limit
14With a violation of any kind
7With 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
Solids, total suspended	6	61	49	January 31, 2023	99,999% over the limit
Coliform, fecal general	4	21	17	September 30, 2024	99,999% over the limit
BOD, carbonaceous [5 day, 20 C]	10	24	12	August 31, 2023	465% over the limit
Phosphorus, total [as P]	2	15	11	April 30, 2023	160% over the limit
Nitrogen, ammonia total [as N]	4	12	8	February 28, 2025	220% over the limit
Solids, suspended percent removal	0	4	3	November 30, 2018	400% over the limit
BOD, carb-5 day, 20 deg C, percent removal	0	1	1	January 31, 2018	13% over the limit
BOD, 5-day, 20 deg. C	2	4	0
pH	2	4	0
Nitrogen, total [as N]	2	4	0
Flow, in conduit or thru treatment plant	2	4	0
Oxygen, dissolved [DO]	1	2	0
Ultraviolet light intensity	1	2	0
Chlorine, total residual	0	2	0
Lead, total [as Pb]	2	0	0

Inspections, violations and enforcement

0Single-event violations

EPA’s single-event violation file, as loaded, holds no violation for NPDES PA0052078.

Inspections

Date	What EPA recorded	Agency
January 23, 2026	Evaluation	S

Formal enforcement and penalties

0 formal actions, 0 of them with a penalty assessed. Federal and state penalties are separate figures from separate authorities and are shown as each was filed, never added together.

Informal enforcement

EPA’s informal enforcement file holds no action for NPDES PA0052078.

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

This public-records page covers NPDES permit PA0052078 for the ELVERSON BORO MUNI AUTH STP in Elverson, PA, a Minor discharger class facility with an Effective permit status. The listed figures are 7 pollutants under a numeric limit and 7 pollutants with an effluent exceedance, with the permit issued February 1, 2019 and expiring February 29, 2024.