Clean Water Act discharge permit · NPDES FLR20IW66
RIVERTOWN SPRINGS, Saint Johns, FL: NPDES FLR20IW66 discharge permit, effluent exceedances, inspections, penalties
- EffectivePermit status
- MinorDischarger class
- 0Pollutants under a numeric limit
- 0Pollutants with an effluent exceedance
- 1Inspections on file
- 0Formal enforcement actions
RIVERTOWN SPRINGS, held by Mattamy Homes, holds NPDES permit FLR20IW66. EPA’s file records it issued January 10, 2026 and expiring January 9, 2031. 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 | RIVERTOWN SPRINGS |
|---|---|
| Permittee as filed | Mattamy Homes |
| NPDES ID | FLR20IW66 |
| Permit status | Effective |
| Permit type | Coverage under a general permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Program | Construction stormwater |
| Issued | January 10, 2026 |
| Expiration date | January 9, 2031 |
| Issuing agency | Florida Department of Environmental Protection |
| Address | Saint Johns, FL 32259 |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 0Pollutants on file
- 0Under a numeric limit
- 0With a violation of any kind
- 0With an effluent exceedance
EPA’s limits and effluent violation files hold no pollutant row for NPDES FLR20IW66.
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 |
|---|---|---|
| October 1, 2026 | WW Storm Water Construction - Failure to Maintain Records | ST6 |
| October 1, 2026 | WW Storm Water Construction - Failure to properly operate and maintain BMPs | ST6 |
Inspections
| Date | What EPA recorded | Agency |
|---|---|---|
| October 1, 2026 | Evaluation | S |
Formal enforcement and penalties
0 formal actions, 0 of them with a penalty assessed. Federal and state penalties are separate figures from separate authorities and are shown as each was filed, never added together.
Informal enforcement
EPA’s informal enforcement file holds no action for NPDES FLR20IW66.
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 FLR20IW66 there.
Nearby on the register
- Discharge permits in Saint Johns
- Every permit record in Saint Johns, A to Z
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- Every permit record in Florida, A to Z
Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.