Clean Water Act discharge permit · NPDES OH0139050

HELENA WWTP, Helena, OH: NPDES OH0139050 discharge permit, effluent exceedances, inspections, penalties

EffectivePermit status
MinorDischarger class
14Pollutants under a numeric limit
5Pollutants with an effluent exceedance

HELENA WWTP, held by Helena, Village of, holds NPDES permit OH0139050, which discharges to Tributary To Muddy Creek. EPA’s file records it issued August 28, 2019 and expiring September 30, 2024. 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	HELENA WWTP
Permittee as filed	Helena, Village of
NPDES ID	OH0139050
Permit status	Effective
Permit type	Individual permit
Discharger class	Minor discharger
Facility type	Not a publicly owned treatment works
Program	Combined sewer overflows
Issued	August 28, 2019
Expiration date	September 30, 2024
Address	Helena, OH 43435
Receiving water	Tributary to Muddy Creek
Subwatershed	Town of Helena-Muddy Creek (HUC 041000111402)

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

Effluent limits and exceedances

17Pollutants on file
14Under a numeric limit
15With a violation of any kind
5With 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
Nitrogen, ammonia total [as N]	8	112	68	March 31, 2026	1,730% over the limit
BOD, carbonaceous [5 day, 20 C]	4	60	16	March 31, 2025	300% over the limit
E. coli, MTEC-MF	2	12	10	July 31, 2025	19,106% over the limit
Solids, total suspended	4	53	9	April 30, 2025	211% over the limit
Coliform, fecal MF, MFC broth, 44.5 C	0	14	8	October 31, 2012	99,999% over the limit
Temperature, water deg. centigrade	2	22	0
pH	2	22	0
Turbidity [severity]	2	22	0
Flow, in conduit or thru treatment plant	2	22	0
Color, spectrophoto-metric filter	0	20	0
Odor, atmospheric [severity]	0	20	0
Oxygen, dissolved [DO]	1	11	0
Overflows	2	4	0
Biosolids weight indluding admixtures	2	2	0
Sludge waste from secondary clarifiers	2	2	0
Nitrite + Nitrate total [as N]	2	0	0
Phosphorus, total [as P]	2	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 OH0139050.

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, OH0139050.

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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 OH0139050 there.

Nearby on the register

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