Clean Water Act discharge permit · NPDES AR0021741
GREEN FOREST, CITY OF - GREEN FOREST WWTP, Green Forest, AR: NPDES AR0021741 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MajorDischarger class
- 25Pollutants under a numeric limit
- 6Pollutants with an effluent exceedance
GREEN FOREST, CITY OF - GREEN FOREST WWTP, held by GREEN FOREST, CITY OF-WWTP, holds NPDES permit AR0021741, which discharges to Trib,Dry Cr,Long Cr,White R. EPA’s file records it issued May 31, 2016 and expiring June 30, 2021. 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 | GREEN FOREST, CITY OF - GREEN FOREST WWTP |
|---|---|
| Permittee as filed | GREEN FOREST, CITY OF-WWTP |
| NPDES ID | AR0021741 |
| 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 | May 31, 2016 |
| Expiration date | June 30, 2021 |
| Address | Green Forest, AR 72638 |
| Receiving water | TRIB,DRY CR,LONG CR,WHITE R |
| Subwatershed | South Fork Dry Creek-Dry Creek (HUC 110100011304) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 25Pollutants on file
- 25Under a numeric limit
- 16With a violation of any kind
- 6With 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 |
|---|---|---|---|---|---|
| Nitrogen, ammonia total [as N] | 18 | 11 | 8 | October 31, 2011 | 1,074% over the limit |
| Whole effluent toxicity | 4 | 11 | 5 | June 30, 2019 | 25% over the limit |
| Nitrite + Nitrate total [as N] | 5 | 4 | 4 | February 28, 2011 | 63% over the limit |
| Coliform, fecal general | 4 | 4 | 3 | June 30, 2012 | 38% over the limit |
| Phosphorus, total [as P] | 6 | 2 | 2 | July 31, 2009 | 125% over the limit |
| Whole Effluent Toxicity [WET] - P. promelas | 4 | 2 | 2 | December 31, 2020 | 48% over the limit |
| Coef Of Var Static Renewal 7Day Chronic Ceriodaphnia dubia | 3 | 4 | 0 | ||
| Pass/Fail Static Renewal 7 Day Chronic Ceriodaphnia dubia | 3 | 3 | 0 | ||
| Pass/Fail Static Renewal 7Day Chronic Pimephales promelas | 3 | 3 | 0 | ||
| Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Ceriodaphnia dubia | 3 | 3 | 0 | ||
| Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Pimephales promelas | 3 | 3 | 0 | ||
| NOEC Lethal Static Renewal 7 Day Chronic Ceriodaphnia dubia | 3 | 3 | 0 | ||
| NOEC Lethal Static Renewal 7 Day Chronic Pimephales promelas | 3 | 3 | 0 | ||
| NOEC Sub-Lethal Static Renewal 7 Day Chronic Ceriodaphnia dubia | 3 | 3 | 0 | ||
| NOEC Sub-Lethal Static Renewal 7 Day Chronic Pimephales promelas | 3 | 3 | 0 | ||
| Coef Of Var Static Renewal 7Day Chronic Pimephales promelas | 3 | 3 | 0 | ||
| Solids, total suspended | 6 | 0 | 0 | ||
| BOD, carbonaceous [5 day, 20 C] | 6 | 0 | 0 | ||
| pH | 4 | 0 | 0 | ||
| Flow, in conduit or thru treatment plant | 4 | 0 | 0 | ||
| Whole Effluent Toxicity [WET] - C. dubia | 4 | 0 | 0 | ||
| Oxygen, dissolved [DO] | 3 | 0 | 0 | ||
| Chlorine, total residual | 2 | 0 | 0 | ||
| Overflows | 2 | 0 | 0 | ||
| Overflow volume [SS0 volume, CSO volume] | 2 | 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 AR0021741.
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, AR0021741.
Start the watch
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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 AR0021741 there.
Nearby on the register
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- Every permit record in Arkansas, A to Z
Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.