Clean Water Act discharge permit · NPDES MNG640081

SAINT ANTHONY WTP, Saint Anthony, MN: NPDES MNG640081 discharge permit, effluent exceedances, inspections, penalties

Administratively continuedPermit status
MinorDischarger class
0Pollutants under a numeric limit
2Pollutants with an effluent exceedance
0Inspections on file
0Formal enforcement actions

SAINT ANTHONY WTP holds NPDES permit MNG640081, which discharges to Poplar L. EPA’s file records it issued August 22, 2012 and expiring June 30, 2017.

SAINT ANTHONY WTP, Saint Anthony, Minnesota: Coverage under a general permit MNG640081; Administratively continued (past its expiration date and still in force until reissued); issued August 22, 2012, term to June 30, 2017; discharges to POPLAR L.

Solids, total suspended: 0 limits, 44 violations of any kind, 41 effluent exceedances, latest November 30, 1996, largest 767% over the limit.
Chlorine, total residual: 0 limits, 14 violations of any kind, 11 effluent exceedances, latest March 31, 2024, largest 330% over the limit.
Flow, in conduit or thru treatment plant: 0 limits, 92 violations of any kind, 0 effluent exceedances.
pH: 0 limits, 7 violations of any kind, 0 effluent exceedances.
Phosphorus, total [as P]: 0 limits, 7 violations of any kind, 0 effluent exceedances.
Nitrogen, total [as N]: 0 limits, 4 violations of any kind, 0 effluent exceedances.
Nitrogen, Kjeldahl, total [as N]: 0 limits, 4 violations of any kind, 0 effluent exceedances.
Nitrite + Nitrate total [as N]: 0 limits, 4 violations of any kind, 0 effluent exceedances.

SAINT ANTHONY WTP among its neighbors

EPA’s permit file holds 23 discharge permits in the Saint Anthony Falls-Mississippi River subwatershed (HUC 070102060703), MNG640081 among them. Its county holds 54, 2 of them major permits; MNG640081 is a minor permit.

Other permits in the Saint Anthony Falls-Mississippi River subwatershed (HUC 070102060703)

AMERICAN IRON AND SUPPLY CO, Minneapolis: MN0063380, minor permit, discharging to MISS R, permit term to November 30, 2003
CALCO SPROUTS, Minneapolis: MN0059960, minor permit, discharging to MISS R, permit term to February 28, 2020
CENTRAL CITY TUNNEL, Minneapolis: MNG790264, minor permit, permit term to April 30, 2027
DAKOTA COMMERCE BUILDING 4, LLC, Fargo: NDR113597, minor permit, permit term to March 31, 2030
HENNEPIN COUNTY ENERGY CENTER, Minneapolis: MN0057509, minor permit, discharging to MISS R VIA SS, permit term to March 31, 2020
HIAWATHA METALCRAFT INC, Minneapolis: MNG250061, minor permit, permit term to January 31, 2025
HONEYWELL - AEROSPACE - MINNEAPOLIS, Minneapolis: MN0042641, minor permit, permit term to February 28, 2030
METROPOLITAN MOSQUITO CONTROL - UNIV AVE, Saint Paul: MNG870001, minor permit, permit term to October 31, 2016
MINNEGASCO GROUNDWATER TR PLAN, Minneapolis: MN0063126, minor permit, discharging to MISS R, permit term to July 31, 2013
NORTHROP GRUMMAN, Unknown: NDR109366, minor permit, permit term to March 31, 2020

Identity

Facility as filed	SAINT ANTHONY WTP
Permittee as filed	SAINT ANTHONY WTP
NPDES ID	MNG640081
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	Not a publicly owned treatment works
Issued	August 22, 2012
Expiration date	June 30, 2017
Address	Saint Anthony, MN 55418
Receiving water	POPLAR L
Receiving water impaired	303(D) Listed
Subwatershed	Saint Anthony Falls-Mississippi River (HUC 070102060703)
Other EPA IDs (FRS)	RCRA handler MND041747981

Effluent limits and exceedances

8Pollutants on file
0Under a numeric limit
8With a violation of any kind
2With 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	Violations, any kind	Effluent exceedances	Latest exceedance	Largest exceedance, as filed
Solids, total suspended	44	41	November 30, 1996	767% over the limit
Chlorine, total residual	14	11	March 31, 2024	330% over the limit
Flow, in conduit or thru treatment plant	92	0
pH	7	0
Phosphorus, total [as P]	7	0
Nitrogen, total [as N]	4	0
Nitrogen, Kjeldahl, total [as N]	4	0
Nitrite + Nitrate total [as N]	4	0

Inspections, violations and enforcement

0Single-event violations

EPA’s single-event violation file, as loaded, holds no violation for NPDES MNG640081.

Inspections

EPA’s inspection file holds no inspection for NPDES MNG640081.

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 MNG640081.

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

This public-records page covers Clean Water Act discharge permit NPDES MNG640081 for SAINT ANTHONY WTP in Saint Anthony, MN, which discharges to POPLAR L and is administratively continued. The page lists a discharger class of 0, 2 pollutants under a numeric limit, and 2 pollutants with an effluent exceedance, within the Saint Anthony Falls-Mississippi River subwatershed (HUC 070102060703).