Clean Water Act discharge permit · NPDES NY0226459
LONG ISLAND AQUARIUM & EXHIBITION CENTER, Riverhead, NY: NPDES NY0226459 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 15Pollutants under a numeric limit
- 8Pollutants with an effluent exceedance
LONG ISLAND AQUARIUM & EXHIBITION CENTER, held by ATLANTIS MARINE WORLD LLC, holds NPDES permit NY0226459, which discharges to Peconic R. EPA’s file records it issued March 9, 2020 and expiring March 31, 2025. 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 | LONG ISLAND AQUARIUM & EXHIBITION CENTER |
|---|---|
| Permittee as filed | ATLANTIS MARINE WORLD LLC |
| NPDES ID | NY0226459 |
| 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 | March 9, 2020 |
| Expiration date | March 31, 2025 |
| Issuing agency | NYSDEC |
| Address | Riverhead, NY 11901 |
| Receiving water | PECONIC R |
| Subwatershed | Lower Peconic River (HUC 020302020503) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 22Pollutants on file
- 15Under a numeric limit
- 20With a violation of any kind
- 8With 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 |
|---|---|---|---|---|---|
| Flow rate | 13 | 466 | 206 | June 30, 2026 | 219% over the limit |
| Coliform, fecal general | 2 | 425 | 63 | March 31, 2016 | 99,999% over the limit |
| Coliform, total general | 1 | 180 | 37 | February 28, 2019 | 99,999% over the limit |
| Solids, total suspended | 5 | 195 | 35 | July 31, 2026 | 417% over the limit |
| Chlorine, total residual | 4 | 276 | 15 | December 31, 2018 | 75,900% over the limit |
| Nitrogen, total [as N] | 13 | 285 | 10 | November 30, 2025 | 2,900% over the limit |
| pH | 20 | 521 | 4 | February 28, 2019 | |
| Solids, total dissolved | 4 | 158 | 4 | August 31, 2022 | 361% over the limit |
| Temperature, water deg. fahrenheit | 5 | 256 | 0 | ||
| Nitrogen, nitrite total [as N] | 12 | 188 | 0 | ||
| Nitrogen, nitrate total [as N] | 12 | 188 | 0 | ||
| Nitrogen, Kjeldahl, total [as N] | 12 | 188 | 0 | ||
| Sulfate, total [as SO4] | 0 | 149 | 0 | ||
| Chlorhexidine diacetate | 0 | 149 | 0 | ||
| Coconut Diethanolamide | 0 | 149 | 0 | ||
| Ethyl ether, by gas chromatograph | 0 | 149 | 0 | ||
| Ethoxylated alkyl quaternary ammonium compound [generic] | 0 | 145 | 0 | ||
| Dimethyl Benzyl Ammonium Chloride | 0 | 145 | 0 | ||
| Diethyl ether [ethoxyethane] | 0 | 145 | 0 | ||
| Oxygen, dissolved [DO] | 1 | 4 | 0 | ||
| BOD, 5-day, 20 deg. C | 1 | 0 | 0 | ||
| Phosphorus, total [as P] | 1 | 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 NY0226459.
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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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 NY0226459 there.
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Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.