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Clean Water Act discharge permit · NPDES MNG790156

BAYTOWN GW CONTAMINATION SITE, Lake Elmo, MN: NPDES MNG790156 discharge permit, effluent exceedances, inspections, penalties

BAYTOWN GW CONTAMINATION SITE, held by MPCA, holds NPDES permit MNG790156. EPA’s file records it issued January 1, 2019 and expiring September 30, 2021. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 15, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.

What the register holds for BAYTOWN GW CONTAMINATION SITE: its NPDES ID, its permit type and status, its dates, its address in Lake Elmo, Minnesota. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES MNG790156.

Identity

Facility as filedBAYTOWN GW CONTAMINATION SITE
Permittee as filedMPCA
NPDES IDMNG790156
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
IssuedJanuary 1, 2019
Expiration dateSeptember 30, 2021
Issuing agencySTA
AddressLake Elmo, MN 55042
SubwatershedLake Elmo (HUC 070300051202)

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

Effluent limits and exceedances

EPA’s limits and effluent violation files hold no pollutant row for NPDES MNG790156.

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

EPA’s single-event violation file, as loaded, holds no violation for NPDES MNG790156.

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.

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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 MNG790156 there.

Nearby on the register

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

What this page shows

This public-records page covers Clean Water Act NPDES permit MNG790156 for the BAYTOWN GW CONTAMINATION SITE in Lake Elmo, MN, held by MPCA and classed as a minor discharger, with permit status listed as Effective. The facts show 0 pollutants under a numeric limit and 0 pollutants with an effluent exceedance, and the permit's issue and expiration dates are January 1, 2019 and September 30, 2021, as the EPA file stood on September 15, 2026, with the subwatershed given as HUC 070300051202.