Clean Water Act discharge permit · NPDES MNG585391

HAYWARD WWTP, Hayward, MN: NPDES MNG585391 discharge permit, effluent exceedances, inspections, penalties

Administratively continuedPermit status
MinorDischarger class
11Pollutants under a numeric limit
1Pollutants with an effluent exceedance
0Inspections on file
0Formal enforcement actions

HAYWARD WWTP, held by Hayward city of, holds NPDES permit MNG585391. EPA’s file records it issued June 1, 2022 and expiring November 30, 2023. 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	HAYWARD WWTP
Permittee as filed	Hayward city of
NPDES ID	MNG585391
Permit status	Administratively continued (past its expiration date and still in force until reissued)
Permit type	Coverage under a general permit
Discharger class	Minor discharger
Facility type	Publicly owned treatment works
Program	Publicly owned treatment works
Issued	June 1, 2022
Expiration date	November 30, 2023
Issuing agency	STA
Address	Hayward, MN 56043
Subwatershed	Peter Lund Creek (HUC 070802020103)
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

11Pollutants on file
11Under a numeric limit
1With a violation of any kind
1With 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
Phosphorus, total [as P]	4	1	1	July 31, 2024	20% over the limit
Flow, in conduit or thru treatment plant	9	0	0
Solids, total suspended	5	0	0
BOD, carbonaceous [5 day, 20 C]	5	0	0
pH	3	0	0
Nitrogen, total [as N]	2	0	0
Nitrogen, Kjeldahl, total [as N]	2	0	0
Nitrite + Nitrate total [as N]	2	0	0
Precipitation, total defined period/in	1	0	0
Oxygen, dissolved [DO]	1	0	0
Coliform, fecal MPN + membrane ftl 44.5 C	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 MNG585391.

Inspections

EPA’s inspection file holds no inspection for NPDES MNG585391.

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 MNG585391.

Cited to the EPA ICIS-NPDES violation, inspection and enforcement files (ECHO download); up to 50 rows of each shown, newest first.

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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 MNG585391 there.

HAYWARD WWTP, Hayward, Minnesota: Coverage under a general permit MNG585391, held by Hayward city of; Publicly owned treatment works; Administratively continued (past its expiration date and still in force until reissued); issued June 1, 2022, term to November 30, 2023, by STA.

Phosphorus, total [as P]: 4 limits, 1 violation of any kind, 1 effluent exceedance, latest July 31, 2024, largest 20% over the limit.
Flow, in conduit or thru treatment plant: 9 limits, 0 violations of any kind, 0 effluent exceedances.
Solids, total suspended: 5 limits, 0 violations of any kind, 0 effluent exceedances.
BOD, carbonaceous [5 day, 20 C]: 5 limits, 0 violations of any kind, 0 effluent exceedances.
pH: 3 limits, 0 violations of any kind, 0 effluent exceedances.
Nitrogen, total [as N]: 2 limits, 0 violations of any kind, 0 effluent exceedances.
Nitrogen, Kjeldahl, total [as N]: 2 limits, 0 violations of any kind, 0 effluent exceedances.
Nitrite + Nitrate total [as N]: 2 limits, 0 violations of any kind, 0 effluent exceedances.
Precipitation, total defined period/in: 1 limit, 0 violations of any kind, 0 effluent exceedances.
Oxygen, dissolved [DO]: 1 limit, 0 violations of any kind, 0 effluent exceedances.
Coliform, fecal MPN + membrane ftl 44.5 C: 1 limit, 0 violations of any kind, 0 effluent exceedances.

Minnesota holds 240 Publicly owned treatment works coverages of this permit type in EPA’s file; 207 were issued before MNG585391.

Coverages issued nearest MNG585391

June 1, 2022: CLINTON WWTP, Clinton, MNG585193, held by Clinton city of
June 1, 2022: FINLAYSON WWTP, Finlayson, MNG585203, held by Finlayson city of
June 1, 2022: GEM SANITARY DISTRICT, Greenwald, MNG585205, held by GEM Sanitary District
June 1, 2022: GOOD THUNDER WWTP, Good Thunder, MNG585206, held by Good Thunder city of
June 1, 2022: BIRD ISLAND WWTP, Bird Island, MNG585390, held by Bird Island city of
November 1, 2022: DANUBE WWTP, Danube, MNG585057, held by Danube city of
November 1, 2022: PORTER WWTP, Porter, MNG585128, held by Porter city of
January 1, 2023: WENDELL WWTP, Wendell, MNG585153, held by Wendell city of
February 1, 2023: COMMUNITY OF ROSELAND WWTP, Blomkest, MNG585393, held by Roseland Township
June 1, 2023: SEARLES WWTP, Searles, MNG585080, held by Cottonwood Township

HAYWARD WWTP among its neighbors

EPA’s permit file holds 2 discharge permits in the Peter Lund Creek subwatershed (HUC 070802020103), MNG585391 among them. Its county holds 33, 1 of them major permits; MNG585391 is a minor permit.

Other permits in the Peter Lund Creek subwatershed (HUC 070802020103)

HAYWARD, Hayward: MN0041122, minor permit, discharging to LAND, permit term to March 31, 2010

Nearby on the register

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

This public-records page covers NPDES permit MNG585391 for the HAYWARD WWTP in Hayward, MN, held by Hayward city of and administratively continued after its November 30, 2023 expiration date. The page lists 11 pollutants on file, 11 under a numeric limit, and 1 pollutant with an effluent exceedance.