Clean Water Act discharge permit · NPDES MNG790298
SP 4204-40, Marshall, MN: NPDES MNG790298 discharge permit, effluent exceedances, inspections, penalties
- EffectivePermit status
- MinorDischarger class
- 47Pollutants under a numeric limit
- 0Pollutants with an effluent exceedance
SP 4204-40, held by R & G Construction Co., holds NPDES permit MNG790298. EPA’s file records it issued May 1, 2025 and expiring April 30, 2027. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.
What the register holds for SP 4204-40: its NPDES ID, its permit type and status, its dates, its address in Marshall, Minnesota, and 47 pollutants under a numeric limit. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES MNG790298.
Identity
| Facility as filed | SP 4204-40 |
|---|---|
| Permittee as filed | R & G Construction Co. |
| NPDES ID | MNG790298 |
| Permit status | Effective |
| Permit type | Coverage under a general permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | May 1, 2025 |
| Expiration date | April 30, 2027 |
| Issuing agency | STA |
| Address | Marshall, MN 56258 |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Lake Marion (HUC 070200080201) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 47Pollutants on file
- 47Under a numeric limit
- 0With a violation of any kind
- 0With 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 |
|---|---|---|---|---|---|
| Flow, in conduit or thru treatment plant | 15 | 0 | 0 | ||
| pH | 10 | 0 | 0 | ||
| Temperature, water deg. fahrenheit | 5 | 0 | 0 | ||
| Solids, total suspended | 5 | 0 | 0 | ||
| Nitrogen, total [as N] | 5 | 0 | 0 | ||
| Nitrogen, Kjeldahl, total [as N] | 5 | 0 | 0 | ||
| Nitrite + Nitrate total [as N] | 5 | 0 | 0 | ||
| Phosphorus, total [as P] | 5 | 0 | 0 | ||
| Chloride [as Cl] | 5 | 0 | 0 | ||
| Lead, total [as Pb] | 5 | 0 | 0 | ||
| Organics, gasoline range | 5 | 0 | 0 | ||
| Carbon tetrachloride | 5 | 0 | 0 | ||
| Toluene | 5 | 0 | 0 | ||
| Benzene | 5 | 0 | 0 | ||
| Acenaphthylene | 5 | 0 | 0 | ||
| Acenaphthene | 5 | 0 | 0 | ||
| Anthracene | 5 | 0 | 0 | ||
| Benzo[b]fluoranthene | 5 | 0 | 0 | ||
| Benzo[k]fluoranthene | 5 | 0 | 0 | ||
| Benzo[a]pyrene | 5 | 0 | 0 | ||
| Chrysene | 5 | 0 | 0 | ||
| Ethylbenzene | 5 | 0 | 0 | ||
| Fluoranthene | 5 | 0 | 0 | ||
| Fluorene | 5 | 0 | 0 | ||
| Indeno[1,2,3-cd]pyrene | 5 | 0 | 0 | ||
| Methylene chloride | 5 | 0 | 0 | ||
| Phenanthrene | 5 | 0 | 0 | ||
| Pyrene | 5 | 0 | 0 | ||
| Tetrachloroethylene | 5 | 0 | 0 | ||
| 1,1-Dichloroethane | 5 | 0 | 0 | ||
| 1,1-Dichloroethylene | 5 | 0 | 0 | ||
| 1,1,1-Trichloroethane | 5 | 0 | 0 | ||
| 1,1,2-Trichloroethane | 5 | 0 | 0 | ||
| Benzo[ghi]perylene | 5 | 0 | 0 | ||
| Benzo[a]anthracene | 5 | 0 | 0 | ||
| 1,2-Dichloroethane, total weight | 5 | 0 | 0 | ||
| Dibenz[a,h]anthracene | 5 | 0 | 0 | ||
| Naphthalene | 5 | 0 | 0 | ||
| Vinyl chloride | 5 | 0 | 0 | ||
| Trichloroethylene | 5 | 0 | 0 | ||
| Diesel range organics diesel, total, wtr | 5 | 0 | 0 | ||
| Total Group I Polycyclic Aromatic Hydrocarbons | 5 | 0 | 0 | ||
| Total Group II Polycyclic Aromatic Hydrocarbons | 5 | 0 | 0 | ||
| BOD, carbonaceous [5 day, 20 C] | 5 | 0 | 0 | ||
| Xylene [mix of m+o+p] | 5 | 0 | 0 | ||
| cis-1,2-Dichloroethene | 5 | 0 | 0 | ||
| trans-1,2-Dichloroethylene | 5 | 0 | 0 |
EPA’s effluent violation file records no exceedance of a numeric limit for NPDES MNG790298.
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 MNG790298.
Velarion’s copy of EPA’s ICIS-NPDES files does not yet 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 MNG790298 there.
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- Every permit record in Minnesota, A to Z
Figures from EPA’s ICIS-NPDES download, loaded September 14, 2026.