Clean Water Act discharge permit · NPDES AR0036544
VISKASE COMPANIES, INC - VISKASE CORPORATION, Osceola, AR: NPDES AR0036544 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MajorDischarger class
- 19Pollutants under a numeric limit
- 6Pollutants with an effluent exceedance
VISKASE COMPANIES, INC - VISKASE CORPORATION, held by VISKASE COMPANIES, INC., holds NPDES permit AR0036544, which discharges to Mississippi River. EPA’s file records it issued June 22, 2017 and expiring July 31, 2022. 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 | VISKASE COMPANIES, INC - VISKASE CORPORATION |
|---|---|
| Permittee as filed | VISKASE COMPANIES, INC. |
| NPDES ID | AR0036544 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Individual permit |
| Discharger class | Major discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | June 22, 2017 |
| Expiration date | July 31, 2022 |
| Address | Osceola, AR 72370 |
| Receiving water | MISSISSIPPI RIVER |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Fletcher Towhead-Mississippi River (HUC 080101000604) |
| Other EPA IDs (FRS) | RCRA handler ARD078582301 |
Cited to the EPA ICIS-NPDES permit file (ECHO download); cross-program IDs from EPA’s FRS facility-registry crosswalk.
Effluent limits and exceedances
- 21Pollutants on file
- 19Under a numeric limit
- 17With 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 |
|---|---|---|---|---|---|
| Solids, total suspended | 4 | 29 | 29 | February 28, 2025 | 272% over the limit |
| BOD, 5-day, 20 deg. C | 4 | 28 | 28 | February 28, 2025 | 239% over the limit |
| Nitrogen, ammonia total [as N] | 4 | 15 | 15 | February 28, 2025 | 55% over the limit |
| Coliform, fecal general | 4 | 14 | 10 | July 31, 2013 | 5,100% over the limit |
| pH | 2 | 5 | 3 | January 31, 2024 | |
| Oxygen, dissolved [DO] | 1 | 3 | 3 | June 30, 2022 | 91% over the limit |
| NOAEC Lethal Statis Renewal 48 Hr Acute Daphnia pulex | 1 | 4 | 0 | ||
| NOAEC Lethal Static Renewal 48Hr acute Pimephales promelas | 1 | 4 | 0 | ||
| Coef Of Var Static Renewal 48Hr Acute D. pulex | 1 | 3 | 0 | ||
| Flow, in conduit or thru treatment plant | 2 | 2 | 0 | ||
| Whole Effluent Toxicity - Retest #3 | 1 | 2 | 0 | ||
| Whole Effluent Toxicity, Sub-Lethal Retest #3 | 1 | 2 | 0 | ||
| Low Flow Pass/Fail Static Renewal 48Hr Acute Daphnia pulex | 1 | 2 | 0 | ||
| LF Pass/Fail Static Renewal 48Hr Acute Pimephales promelas | 1 | 2 | 0 | ||
| Coef Of Var Static Renewal 48Hr Acute Pimephales promelas | 1 | 2 | 0 | ||
| Oil & Grease | 0 | 2 | 0 | ||
| Carbon, tot organic [TOC] | 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 |
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 AR0036544.
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 AR0036544 there.
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Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.