Clean Water Act discharge permit · NPDES MN0000892
XCEL - RIVERSIDE GENERATING PLANT, Minneapolis, MN: NPDES MN0000892 discharge permit, effluent exceedances, inspections, penalties
- EffectivePermit status
- MajorDischarger class
- 16Pollutants under a numeric limit
- 3Pollutants with an effluent exceedance
XCEL - RIVERSIDE GENERATING PLANT, held by Northern States Power a MN Corp dba Xcel, holds NPDES permit MN0000892. EPA’s file records it issued September 1, 2025 and expiring April 30, 2030. 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 | XCEL - RIVERSIDE GENERATING PLANT |
|---|---|
| Permittee as filed | Northern States Power a MN Corp dba Xcel |
| NPDES ID | MN0000892 |
| Permit status | Effective |
| Permit type | Individual permit |
| Discharger class | Major discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | September 1, 2025 |
| Expiration date | April 30, 2030 |
| Issuing agency | STA |
| Address | Minneapolis, MN 55418 |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Saint Anthony Falls-Mississippi River (HUC 070102060703) |
| SIC | 4911 – Electric Services |
| Other EPA IDs (FRS) | RCRA handler MND000823781; ICIS-AIR source MN0000002705300015 |
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
- 21Pollutants on file
- 16Under a numeric limit
- 13With a violation of any kind
- 3With 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 |
|---|---|---|---|---|---|
| Solids, total suspended | 4 | 64 | 3 | May 31, 2005 | 1,540% over the limit |
| pH | 2 | 63 | 1 | February 28, 2003 | |
| Temp. diff. between samp. & upstrm deg. F | 1 | 1 | 1 | May 31, 2020 | 1,300% over the limit |
| Flow, in conduit or thru treatment plant | 6 | 266 | 0 | ||
| Temperature, water deg. fahrenheit | 3 | 194 | 0 | ||
| Oil and grease, hexane extr method | 2 | 156 | 0 | ||
| Chlorination | 0 | 94 | 0 | ||
| Chlorine rate | 0 | 65 | 0 | ||
| Bromine, reported as the element | 0 | 65 | 0 | ||
| Phosphorus, total [as P] | 2 | 30 | 0 | ||
| Plant capacity fact. percent of capacity | 1 | 28 | 0 | ||
| Oxidants, total residual | 0 | 27 | 0 | ||
| Mercury, total [as Hg] | 0 | 11 | 0 | ||
| Specific conductance | 1 | 0 | 0 | ||
| Nitrogen, total [as N] | 1 | 0 | 0 | ||
| Nitrogen, Kjeldahl, total [as N] | 1 | 0 | 0 | ||
| Nitrite + Nitrate total [as N] | 1 | 0 | 0 | ||
| Chloride [as Cl] | 1 | 0 | 0 | ||
| Sulfate, total [as SO4] | 1 | 0 | 0 | ||
| Hardness, Ca Mg Calculated [mg/L as CaCO3] | 1 | 0 | 0 | ||
| Solids, total dissolved | 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 MN0000892.
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
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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 MN0000892 there.
Nearby on the register
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- Every permit record in Minnesota, A to Z
Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.