Clean Water Act discharge permit · NPDES MNG490664
IRENE THOMSON, Sandstone, MN: NPDES MNG490664 discharge permit, effluent exceedances, inspections, penalties
- EffectivePermit status
- MinorDischarger class
- 0Pollutants under a numeric limit
- 0Pollutants with an effluent exceedance
IRENE THOMSON, held by Irene Thomson, holds NPDES permit MNG490664. EPA’s file records it issued March 31, 2023 and expiring May 31, 2027. 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 IRENE THOMSON: its NPDES ID, its permit type and status, its dates, its address in Sandstone, Minnesota. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES MNG490664.
Identity
| Facility as filed | IRENE THOMSON |
|---|---|
| Permittee as filed | Irene Thomson |
| NPDES ID | MNG490664 |
| Permit status | Effective |
| Permit type | Coverage under a general permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | March 31, 2023 |
| Expiration date | May 31, 2027 |
| Issuing agency | STA |
| Address | Sandstone, MN 55072 |
| Subwatershed | Upper Sand Creek (HUC 070300011001) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
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 MNG490664.
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 MNG490664.
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, MNG490664.
Start the watch
- One permit holder — $99/month
- One watershed — $2,990/year
- One state — $4,990/year
- The whole register — $18,000/year
How we handle your data → Privacy
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 MNG490664 there.
Nearby on the register
Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.