Clean Water Act discharge permit · NPDES MIG490151
SPECIFICATION STONE PRODUCTS, Alpena, MI: NPDES MIG490151 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 5Pollutants under a numeric limit
- 2Pollutants with an effluent exceedance
SPECIFICATION STONE PRODUCTS, held by Specification Stone Products, holds NPDES permit MIG490151. EPA’s file records it issued July 30, 2015 and expiring April 1, 2020. 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 | SPECIFICATION STONE PRODUCTS |
|---|---|
| Permittee as filed | Specification Stone Products |
| NPDES ID | MIG490151 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Coverage under a general permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | July 30, 2015 |
| Expiration date | April 1, 2020 |
| Issuing agency | State |
| Address | Alpena, MI 49707 |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Grass Creek-Frontal Lake Huron (HUC 040700030309) |
| NAICS | 212312 – Crushed and Broken Limestone Mining and Quarrying |
| SIC | 1422 – Crushed And Broken Limestone |
| Other EPA IDs (FRS) | ICIS-AIR source MI00000000000N6357 |
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
- 5Pollutants on file
- 5Under a numeric limit
- 4With a violation of any kind
- 2With 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 | 247 | 7 | March 31, 2010 | 313% over the limit |
| pH | 2 | 124 | 2 | February 28, 2009 | |
| Flow, in conduit or thru treatment plant | 2 | 122 | 0 | ||
| Outfall observation,visual, y/n response | 1 | 62 | 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
- 17Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| May 21, 2025 | Reporting Violations - Late Submittal of DMRs | ST6 |
| April 21, 2025 | Reporting Violations - Late Submittal of DMRs | ST6 |
| April 17, 2025 | Effluent Violations - Narrative Effluent Violation | ST6 |
| April 17, 2025 | Permit Violations - Discharge Without a Valid Permit | ST6 |
| April 17, 2025 | Management Practice Violations - Improper Operation and Maintenance | ST6 |
| November 21, 2022 | Reporting Violations - Late Submittal of DMRs | ST6 |
| August 21, 2022 | Reporting Violations - Late Submittal of DMRs | ST6 |
| June 28, 2021 | Monitoring Violations - Invalid/Unrepresentative Sample | ST6 |
| December 21, 2020 | Reporting Violations - Late Submittal of DMRs | ST6 |
| May 21, 2020 | Reporting Violations - Late Submittal of DMRs | ST6 |
| April 21, 2019 | Reporting Violations - Late Submittal of DMRs | ST6 |
| March 21, 2019 | Reporting Violations - Late Submittal of DMRs | ST6 |
| October 21, 2018 | Reporting Violations - Late Submittal of DMRs | ST6 |
| August 21, 2018 | Reporting Violations - Late Submittal of DMRs | ST6 |
| July 21, 2018 | Reporting Violations - Late Submittal of DMRs | ST6 |
| May 21, 2018 | Reporting Violations - Late Submittal of DMRs | ST6 |
| July 21, 2017 | Reporting Violations - Late Submittal of DMRs | ST6 |
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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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 MIG490151 there.
Nearby on the register
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Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.