Clean Water Act discharge permit · NPDES ARG640149
DARDANELLE WATER TREATMENT PLT, Dardanelle, AR: NPDES ARG640149 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 6Pollutants under a numeric limit
- 2Pollutants with an effluent exceedance
DARDANELLE WATER TREATMENT PLT, held by DARDANELLE WATER TREATMENT PLA, holds NPDES permit ARG640149, which discharges to Arkansas Rv. EPA’s file records it issued June 3, 2016 and expiring November 30, 2021. 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 | DARDANELLE WATER TREATMENT PLT |
|---|---|
| Permittee as filed | DARDANELLE WATER TREATMENT PLA |
| NPDES ID | ARG640149 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Coverage under a general permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | June 3, 2016 |
| Expiration date | November 30, 2021 |
| Address | Dardanelle, AR 72834 |
| Receiving water | ARKANSAS RV |
| Subwatershed | Whig Creek-Arkansas River (HUC 111102030302) |
| NAICS | 221310 – Water Supply and Irrigation Systems |
| SIC | 4941 – Water Supply |
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
- 7Pollutants on file
- 6Under a numeric limit
- 7With a violation of any kind
- 2With 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 |
|---|---|---|---|---|---|
| Solids, total suspended | 2 | 23 | 15 | September 30, 2020 | 1,750% over the limit |
| Aluminum, dissolved [as Al] | 2 | 11 | 3 | March 31, 2004 | 231% over the limit |
| Flow, in conduit or thru treatment plant | 2 | 22 | 0 | ||
| pH | 2 | 12 | 0 | ||
| Manganese, dissolved [as Mn] | 2 | 8 | 0 | ||
| Iron, dissolved [as Fe] | 2 | 6 | 0 | ||
| Chlorine, total residual | 0 | 2 | 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 ARG640149.
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
One permit holder, $99/month. Watch the register for one permit holder and the places and receiving waters tied to its permits. Choose “One permit holder” and enter this permit’s NPDES ID, ARG640149.
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- One state — $4,990/year
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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 ARG640149 there.
Nearby on the register
- Discharge permits in Dardanelle
- Every permit record in Dardanelle, A to Z
- Discharge permits in Arkansas
- Every permit record in Arkansas, A to Z
Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.