Clean Air Act stationary source · ICIS-AIR MN0000002707500003
NORTHSHORE MINING CO - SILVER BAY, Silver Bay, MN: Clean Air Act compliance record, inspections, violations, penalties
- OperatingOperating status
- Major sourceEmissions classification
- No Violation IdentifiedCurrent violation status, as filed
- 5Compliance evaluations since January 1, 2017
- 0High-priority violations since January 1, 2017
- 3Formal enforcement actions since January 1, 2017
NORTHSHORE MINING CO - SILVER BAY, at 10 OUTER DR, Silver Bay in Lake County, Minnesota, is an operating major source of air pollution on EPA’s ICIS-AIR register. EPA’s file records its current violation status (ICIS-AIR’s high-priority violation field) as “No Violation Identified”. The status and classification are as EPA’s facility file stood when Velarion loaded it (September 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the source’s current standing, quarter by quarter.
Identity
| Facility as filed | NORTHSHORE MINING CO - SILVER BAY |
|---|---|
| ICIS-AIR ID | MN0000002707500003 |
| EPA facility registry ID | 110000910453 |
| Operating status | Operating |
| Emissions classification | Major source |
| Current violation status (ICIS-AIR high-priority violation field) | No Violation Identified |
| Address | 10 OUTER DR, Silver Bay, MN 556141401 |
| County | Lake County |
| In a nonattainment county | No (EPA Green Book) |
| Industry (NAICS) | Mining and quarrying (NAICS 2122) |
| EPA region | 05 |
Cited to the EPA ICIS-AIR facility file (ECHO download).
Programs and pollutants
Velarion’s copy of EPA’s ICIS-AIR download does not include its program, pollutant and Title V certification files, so this page does not list the Clean Air Act programs NORTHSHORE MINING CO - SILVER BAY is under or the pollutants it is permitted for. The programs each evaluation and violation below was recorded under are shown with it. EPA’s free Detailed Facility Report lists both.
Compliance evaluations
- 5Evaluations since January 1, 2017
- 3Full compliance evaluations
| Date | What EPA recorded | Agency | Programs |
|---|---|---|---|
| April 5, 2024 | PCE Off-Site | State | New Source Review Permit Requirements; Title V Permits |
| July 31, 2023 | FCE On-Site | State | New Source Review Permit Requirements; Title V Permits |
| August 24, 2020 | FCE On-Site | State | New Source Review Permit Requirements; Title V Permits |
| May 15, 2018 | PCE On-Site | U.S. EPA | Prevention of Significant Deterioration of Air Quality |
| September 14, 2017 | FCE On-Site | State | New Source Review Permit Requirements; Title V Permits |
Violations
- 0Violation determinations since January 1, 2017
- 0Of them high-priority
A high-priority violation (HPV) is the most serious class of Clean Air Act non-compliance an agency records; a federally reportable violation (FRV) is the next step down. Each row is one determination as EPA’s violation history files it.
EPA’s violation history file holds no violation for ICIS-AIR MN0000002707500003 since January 1, 2017.
Enforcement and penalties
3 formal enforcement actions since January 1, 2017, 1 of them with a penalty filed above zero. Each penalty is shown as EPA’s formal action file states it; “Not stated” means the file gives no figure, and $0 is a disclosed zero.
| Date | What EPA recorded | Agency | Penalty, as filed |
|---|---|---|---|
| January 4, 2024 | Administrative Order | State | $0 |
| March 9, 2018 | Administrative Order | State | $0 |
| January 10, 2018 | Administrative Order | State | $5,000 |
Informal enforcement
EPA’s informal action file holds no notice or warning for ICIS-AIR MN0000002707500003 since January 1, 2017.
Stack tests
- 34Stack tests since January 1, 2017
- 0Recorded as failed
| Date | What EPA recorded | Agency |
|---|---|---|
| October 28, 2025 | Pass | State |
| July 22, 2025 | Pass | State |
| March 20, 2025 | Pass | State |
| November 21, 2024 | Pass | State |
| April 10, 2024 | Pass | State |
| March 19, 2024 | Pass | State |
| November 29, 2023 | Pass | State |
| November 1, 2023 | Pass | State |
| August 1, 2023 | Pass | State |
| June 8, 2023 | Pass | State |
| May 22, 2023 | Pass | State |
| April 24, 2023 | Pass | State |
| March 23, 2022 | Pass | State |
| August 10, 2021 | Pass | State |
| March 25, 2021 | Pass | State |
| September 29, 2020 | Pass | State |
| August 27, 2020 | N/A | State |
| March 17, 2020 | Pass | State |
| July 16, 2019 | Pass | State |
| June 12, 2019 | Pass | State |
| June 7, 2019 | Pass | State |
| May 1, 2019 | Pass | State |
| April 16, 2019 | Pass | State |
| February 25, 2019 | Pass | State |
| July 19, 2018 | Pass | State |
| June 19, 2018 | Pass | State |
| April 10, 2018 | Pass | State |
| August 8, 2017 | Pass | State |
| June 20, 2017 | Pass | State |
| June 20, 2017 | Pass | State |
| May 4, 2017 | Pass | State |
| March 8, 2017 | Pass | State |
| March 7, 2017 | Pass | State |
| February 2, 2017 | Pass | State |
Cited to the EPA ICIS-AIR evaluation, violation, stack test and enforcement files (ECHO download), events dated January 1, 2017 or later as loaded; up to 50 rows of each shown, newest first.
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How we handle your data → Privacy
EPA publishes a free Detailed Facility Report for every source on ECHO: its compliance status quarter by quarter, its evaluations, and its violations, enforcement actions and penalties. EPA also sends free notices of new inspections and enforcement actions through ECHO Notify; enter EPA facility registry ID 110000910453 there.
Nearby on the register
- Air-emissions sources in Lake County
- Every source record in Lake County, A to Z
- Air-emissions sources in Minnesota
- Every source record in Minnesota, A to Z
Figures from EPA’s ICIS-AIR download, loaded September 14, 2026.