Clean Water Act discharge permit · NPDES MI0050181
HOLLY HILLS MHP, Holly, MI: NPDES MI0050181 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 22Pollutants under a numeric limit
- 7Pollutants with an effluent exceedance
HOLLY HILLS MHP, held by FSI Holly Hill Property, LLC, holds NPDES permit MI0050181, which discharges to Wetland. EPA’s file records it issued April 18, 2018 and expiring October 1, 2021. 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.
Identity
| Facility as filed | HOLLY HILLS MHP |
|---|---|
| Permittee as filed | FSI Holly Hill Property, LLC |
| NPDES ID | MI0050181 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Individual permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | April 18, 2018 |
| Expiration date | October 1, 2021 |
| Issuing agency | State |
| Address | Holly, MI 48442 |
| Receiving water | wetland |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Patterson Hooy Drain-Shiawasee River (HUC 040802030107) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 22Pollutants on file
- 22Under a numeric limit
- 8With a violation of any kind
- 7With 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 |
|---|---|---|---|---|---|
| BOD, carbonaceous [5 day, 20 C] | 4 | 191 | 27 | January 31, 2024 | 432% over the limit |
| Nitrogen, ammonia total [as N] | 4 | 194 | 26 | March 31, 2025 | 565% over the limit |
| Phosphorus, total [as P] | 4 | 97 | 13 | November 30, 2021 | 42% over the limit |
| Oxygen, dissolved [DO] | 1 | 54 | 12 | May 31, 2013 | 22% over the limit |
| Solids, total suspended | 4 | 175 | 5 | December 31, 2020 | 314% over the limit |
| pH | 2 | 86 | 2 | April 30, 2006 | |
| Coliform, fecal general | 2 | 86 | 2 | December 31, 2013 | 470% over the limit |
| Flow, in conduit or thru treatment plant | 2 | 84 | 0 | ||
| Solids, total | 3 | 0 | 0 | ||
| Arsenic, dry weight | 3 | 0 | 0 | ||
| Selenium, dry weight | 3 | 0 | 0 | ||
| Copper, dry weight | 3 | 0 | 0 | ||
| Cadmium, dry weight | 3 | 0 | 0 | ||
| Nitrogen, total Kjeldahl | 3 | 0 | 0 | ||
| Molybdenum, sludge, total, dry weight [as Mo] | 3 | 0 | 0 | ||
| Zinc, sludge, total, dry weight [as Zn] | 3 | 0 | 0 | ||
| Lead, sludge, total, dry weight [as Pb] | 3 | 0 | 0 | ||
| Nickel, sludge, total, dry weight [as Ni] | 3 | 0 | 0 | ||
| Nitrogen, sludge, total, dry weight [as N] | 3 | 0 | 0 | ||
| Mercury, sludge, total, dry weight [as Hg] | 3 | 0 | 0 | ||
| Potassium, sludge, total, dry weight [as K] | 3 | 0 | 0 | ||
| Phosphorus, sludge, total, dry weight [as P] | 3 | 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
- 7Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| July 2, 2024 | Monitoring Violations - Improper Analysis or Lab Error | ST6 |
| July 2, 2024 | Management Practice Violations - Improper Operation and Maintenance | ST6 |
| January 26, 2024 | Reporting Violations - Failure to Notify | ST6 |
| August 17, 2021 | Reporting Violations - Failure to Notify | ST6 |
| August 16, 2021 | Reporting Violations - Failure to Notify | ST6 |
| December 4, 2019 | Management Practice Violations - Improper Operation and Maintenance | ST6 |
| April 25, 2018 | Permit Violations - Discharge Without a Valid Permit | 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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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 MI0050181 there.
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Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.