Clean Water Act discharge permit · NPDES AR0051071
AEROJET ROCKETDYNE, INC., Highland Industrial Park, AR: NPDES AR0051071 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 8Pollutants under a numeric limit
- 3Pollutants with an effluent exceedance
AEROJET ROCKETDYNE, INC. holds NPDES permit AR0051071, which discharges to Trib, Two Bu, Ouachita R. EPA’s file records it issued July 20, 2014 and expiring August 31, 2019. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.
Identity
| Facility as filed | AEROJET ROCKETDYNE, INC. |
|---|---|
| Permittee as filed | AEROJET ROCKETDYNE, INC. |
| NPDES ID | AR0051071 |
| 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 | July 20, 2014 |
| Expiration date | August 31, 2019 |
| Address | Highland Industrial Park, AR 71701 |
| Receiving water | TRIB, TWO BU, OUACHITA R |
| Subwatershed | Little Two Bayou-Two Bayou (HUC 080402010701) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 8Pollutants on file
- 8Under a numeric limit
- 8With 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 |
|---|---|---|---|---|---|
| Perchlorate [ClO4] | 4 | 49 | 7 | May 31, 2022 | 284% over the limit |
| RDX, total | 4 | 42 | 2 | September 30, 2009 | 400% over the limit |
| Solids, total suspended | 4 | 41 | 1 | January 31, 2026 | 20% over the limit |
| Oxygen demand, chem. [low level] [COD] | 4 | 40 | 0 | ||
| Oil & Grease | 4 | 40 | 0 | ||
| HMX | 4 | 40 | 0 | ||
| Flow, in conduit or thru treatment plant | 2 | 27 | 0 | ||
| pH | 2 | 20 | 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 AR0051071.
Velarion’s copy of EPA’s ICIS-NPDES files does not yet 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 AR0051071 there.
Nearby on the register
Figures from EPA’s ICIS-NPDES download, loaded September 14, 2026.