Clean Water Act discharge permit · NPDES MNG490042
WM MUELLER & SONS INC - HAMBURG, Hamburg, MN: NPDES MNG490042 discharge permit, effluent exceedances, inspections, penalties
- EffectivePermit status
- MinorDischarger class
- 0Pollutants under a numeric limit
- 0Pollutants with an effluent exceedance
WM MUELLER & SONS INC - HAMBURG, held by Wm Mueller & Sons Inc, holds NPDES permit MNG490042. EPA’s file records it issued May 3, 2024 and expiring May 31, 2027. 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.
What the register holds for WM MUELLER & SONS INC - HAMBURG: its NPDES ID, its permit type and status, its dates, its address in Hamburg, Minnesota. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES MNG490042.
Identity
| Facility as filed | WM MUELLER & SONS INC - HAMBURG |
|---|---|
| Permittee as filed | Wm Mueller & Sons Inc |
| NPDES ID | MNG490042 |
| Permit status | Effective |
| Permit type | Coverage under a general permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | May 3, 2024 |
| Expiration date | May 31, 2027 |
| Issuing agency | STA |
| Address | Hamburg, MN 55339 |
| Subwatershed | Upper Bevens Creek (HUC 070200120701) |
| SIC | 1442 – Construction Sand And Gravel |
| Other EPA IDs (FRS) | RCRA handler MNR000023101; ICIS-AIR source MN0000002701900053 |
Cited to the EPA ICIS-NPDES permit file (ECHO download) and EPA’s NAICS/SIC and component files, the same download; cross-program IDs from EPA’s FRS facility-registry crosswalk.
Effluent limits and exceedances
- 0Pollutants on file
- 0Under a numeric limit
- 0With a violation of any kind
- 0With an effluent exceedance
EPA’s limits and effluent violation files hold no pollutant row for NPDES MNG490042.
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 MNG490042.
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 MNG490042 there.
Nearby on the register
Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.