Clean Water Act discharge permit · NPDES MI0021679
ROMEO WWTP, Romeo, MI: NPDES MI0021679 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MajorDischarger class
- 30Pollutants under a numeric limit
- 12Pollutants with an effluent exceedance
ROMEO WWTP, held by Village of Romeo, holds NPDES permit MI0021679. EPA’s file records it issued July 19, 2017 and expiring October 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 | ROMEO WWTP |
|---|---|
| Permittee as filed | Village of Romeo |
| NPDES ID | MI0021679 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Individual permit |
| Discharger class | Major discharger |
| Facility type | Publicly owned treatment works |
| Program | Publicly owned treatment works |
| Issued | July 19, 2017 |
| Expiration date | October 1, 2020 |
| Issuing agency | State |
| Address | Romeo, MI 48065 |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | East Pond Creek (HUC 040900030305) |
| Program components on file | Biosolids, POTW |
| NAICS | 221320 – Sewage Treatment Facilities |
| SIC | 4952 – Sewerage Systems |
Cited to the EPA ICIS-NPDES permit file (ECHO download) and EPA’s NAICS/SIC and component files, the same download.
Effluent limits and exceedances
- 37Pollutants on file
- 30Under a numeric limit
- 27With a violation of any kind
- 12With 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 |
|---|---|---|---|---|---|
| Nitrogen, ammonia total [as N] | 16 | 130 | 47 | November 30, 2022 | 700% over the limit |
| Phosphorus, total [as P] | 8 | 91 | 18 | November 30, 2006 | 80% over the limit |
| Toxicity, choice of species | 1 | 15 | 15 | January 31, 2026 | 858% over the limit |
| Cyanide [A] | 4 | 30 | 14 | January 31, 2023 | 998% over the limit |
| Selenium, total [as Se] | 2 | 20 | 14 | July 31, 2017 | 469% over the limit |
| BOD, carbonaceous [5 day, 20 C] | 12 | 116 | 4 | September 30, 2001 | 26% over the limit |
| Solids, total suspended | 8 | 108 | 4 | May 31, 2004 | 580% over the limit |
| Chlorine, total residual | 1 | 30 | 3 | February 28, 2007 | 426% over the limit |
| Toxicity [chronic], Ceriodaphnia dubia | 0 | 13 | 3 | April 30, 2009 | 2,317% over the limit |
| pH | 2 | 56 | 2 | December 31, 2008 | |
| Oxygen, dissolved [DO] | 3 | 29 | 1 | May 31, 2003 | 14% over the limit |
| Toxicity [acute], Ceriodaphnia dubia | 1 | 16 | 1 | April 30, 2009 | 140% over the limit |
| Coliform, fecal general | 2 | 54 | 0 | ||
| Flow, in conduit or thru treatment plant | 2 | 50 | 0 | ||
| Mercury, total [as Hg] | 6 | 24 | 0 | ||
| Solids, suspended percent removal | 2 | 18 | 0 | ||
| Solids, total dissolved | 0 | 16 | 0 | ||
| Boron, total [as B] | 0 | 15 | 0 | ||
| Cadmium, total [as Cd] | 0 | 14 | 0 | ||
| Thallium, total [as Tl] | 0 | 14 | 0 | ||
| BOD, carb-5 day, 20 deg C, percent removal | 2 | 12 | 0 | ||
| Nitrogen, total Kjeldahl | 3 | 3 | 0 | ||
| Nitrogen, sludge, total, dry weight [as N] | 3 | 3 | 0 | ||
| Potassium, sludge, total, dry weight [as K] | 3 | 3 | 0 | ||
| Phosphorus, sludge, total, dry weight [as P] | 3 | 3 | 0 | ||
| Copper, total [as Cu] | 0 | 2 | 0 | ||
| Lithium, total [as Li] | 0 | 1 | 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 | ||
| 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 | ||
| Mercury, sludge, total, dry weight [as Hg] | 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
- 2Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| February 21, 2024 | Reporting Violations - Late Submittal of DMRs | ST6 |
| April 24, 2019 | Monitoring Violations - Improper Analysis or Lab Error | 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.
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Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.