Clean Water Act discharge permit · NPDES AR0020605
ARKADELPHIA, CITY OF, Arkadelphia, AR: NPDES AR0020605 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MajorDischarger class
- 25Pollutants under a numeric limit
- 3Pollutants with an effluent exceedance
- 0Inspections on file
- 0Formal enforcement actions
ARKADELPHIA, CITY OF holds NPDES permit AR0020605, which discharges to Ouachita River. EPA’s file records it issued October 30, 2017 and expiring October 31, 2022. 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 | ARKADELPHIA, CITY OF |
|---|---|
| Permittee as filed | ARKADELPHIA, CITY OF |
| NPDES ID | AR0020605 |
| 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 | October 30, 2017 |
| Expiration date | October 31, 2022 |
| Address | Arkadelphia, AR 71923 |
| Receiving water | OUACHITA RIVER |
| Subwatershed | Deceiper Creek-Ouachita River (HUC 080401020502) |
| Program components on file | POTW, Pretreatment |
| 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
- 29Pollutants on file
- 25Under a numeric limit
- 21With a violation of any kind
- 3With 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 | 3 | 111 | 12 | November 30, 2023 | 66% over the limit |
| Coliform, fecal general | 4 | 6 | 2 | April 30, 2012 | 40% over the limit |
| pH | 2 | 5 | 1 | July 31, 2002 | |
| Nitrite + Nitrate total [as N] | 0 | 15 | 0 | ||
| Phosphorus, total [as P] | 0 | 15 | 0 | ||
| Solids, total suspended | 3 | 9 | 0 | ||
| NOEC Lethal Static Renewal 7 Day Chronic Ceriodaphnia dubia | 2 | 7 | 0 | ||
| Pass/Fail Static Renewal 7 Day Chronic Ceriodaphnia dubia | 2 | 6 | 0 | ||
| Pass/Fail Static Renewal 7Day Chronic Pimephales promelas | 2 | 6 | 0 | ||
| Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Ceriodaphnia dubia | 2 | 6 | 0 | ||
| Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Pimephales promelas | 2 | 6 | 0 | ||
| NOEC Lethal Static Renewal 7 Day Chronic Pimephales promelas | 2 | 6 | 0 | ||
| NOEC Sub-Lethal Static Renewal 7 Day Chronic Ceriodaphnia dubia | 2 | 6 | 0 | ||
| NOEC Sub-Lethal Static Renewal 7 Day Chronic Pimephales promelas | 2 | 6 | 0 | ||
| Coef Of Var Static Renewal 7Day Chronic Ceriodaphnia dubia | 2 | 6 | 0 | ||
| Coef Of Var Static Renewal 7Day Chronic Pimephales promelas | 2 | 6 | 0 | ||
| Flow, in conduit or thru treatment plant | 2 | 5 | 0 | ||
| Oxygen, dissolved [DO] | 1 | 2 | 0 | ||
| Chlorine, total residual | 1 | 2 | 0 | ||
| Low Flow Pass/Fail Static Renewal 7Day Chronic Ceriodaphnia Dubia | 0 | 1 | 0 | ||
| LF Pass/Fail Statre 7Day Chronic Pimephales | 0 | 1 | 0 | ||
| Whole effluent toxicity - retest #1 | 1 | 0 | 0 | ||
| Whole effluent toxicity - retest #2 | 1 | 0 | 0 | ||
| WET, sublethal retest #1 | 1 | 0 | 0 | ||
| WET, sublethal retest #2 | 1 | 0 | 0 | ||
| Whole Effluent Toxicity - Retest #3 | 1 | 0 | 0 | ||
| Whole Effluent Toxicity, Sub-Lethal Retest #3 | 1 | 0 | 0 | ||
| Overflows | 1 | 0 | 0 | ||
| Overflow volume [SS0 volume, CSO volume] | 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 AR0020605.
Inspections
EPA’s inspection file holds no inspection for NPDES AR0020605.
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 AR0020605.
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, AR0020605.
Start the watch
- One permit holder — $99/month
- One watershed — $2,990/year
- One state — $4,990/year
- The whole register — $18,000/year
How we handle your data → Privacy
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 AR0020605 there.
Nearby on the register
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- Every permit record in Arkadelphia, A to Z
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- Every permit record in Arkansas, A to Z
Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.