Clean Water Act discharge permit · NPDES TN0062031
SHARON LAGOON, Sharon, TN: NPDES TN0062031 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 16Pollutants under a numeric limit
- 7Pollutants with an effluent exceedance
SHARON LAGOON, held by Town of Sharon, holds NPDES permit TN0062031, which discharges to Obion-South Fork. EPA’s file records it issued October 30, 2020 and expiring October 31, 2025. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.
Identity
| Facility as filed | SHARON LAGOON |
|---|---|
| Permittee as filed | Town of Sharon |
| NPDES ID | TN0062031 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Individual permit |
| Discharger class | Minor discharger |
| Facility type | Publicly owned treatment works |
| Program | Publicly owned treatment works |
| Issued | October 30, 2020 |
| Expiration date | October 31, 2025 |
| Issuing agency | TDEC - DWR |
| Address | Sharon, TN 38255 |
| Receiving water | Obion-South Fork |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Middle Fork Obion River Lower (HUC 080102030405) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 19Pollutants on file
- 16Under a numeric limit
- 16With 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, 5-day, 20 deg. C | 32 | 116 | 39 | November 30, 2011 | 375% over the limit |
| Solids, total suspended | 24 | 74 | 13 | October 31, 2013 | 1,468% over the limit |
| E. coli | 8 | 17 | 11 | February 28, 2026 | 678% over the limit |
| pH | 8 | 25 | 10 | May 31, 2025 | |
| BOD, 5-day, percent removal | 4 | 17 | 8 | January 31, 2008 | 186% over the limit |
| Oxygen, dissolved [DO] | 4 | 8 | 1 | October 31, 2024 | 70% over the limit |
| E. coli, MTEC-MF | 0 | 3 | 1 | January 31, 2019 | 266% over the limit |
| Flow, in conduit or thru treatment plant | 16 | 20 | 0 | ||
| Bypass valve | 0 | 10 | 0 | ||
| Solids, settleable | 4 | 8 | 0 | ||
| Chlorine, total residual | 4 | 7 | 0 | ||
| Nitrogen, total [as N] | 8 | 6 | 0 | ||
| Phosphorus, total [as P] | 8 | 6 | 0 | ||
| Overflows | 0 | 6 | 0 | ||
| SSO, Dry Weather | 8 | 3 | 0 | ||
| SSO, Wet Weather | 8 | 3 | 0 | ||
| Release [Sewer], Dry Weather | 8 | 0 | 0 | ||
| Release [Sewer], Wet Weather | 8 | 0 | 0 | ||
| Bypass of Treatment Facility | 8 | 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
- 0Single-event violations
EPA’s single-event violation file, as loaded, holds no violation for NPDES TN0062031.
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 TN0062031 there.
Nearby on the register
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- Every permit record in Tennessee, A to Z
Figures from EPA’s ICIS-NPDES download, loaded September 14, 2026.