Clean Water Act discharge permit · NPDES NNL030344
TWIN ARROWS CASINO WATER AND WASTEWATER SYSTEMS, Twin Arrows, AZ: NPDES NNL030344 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 0Pollutants under a numeric limit
- 0Pollutants with an effluent exceedance
TWIN ARROWS CASINO WATER AND WASTEWATER SYSTEMS, held by NTUA Twin Arrows Casino, holds NPDES permit NNL030344. EPA’s file records it issued January 1, 2021 and expiring December 31, 2025. 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.
What the register holds for TWIN ARROWS CASINO WATER AND WASTEWATER SYSTEMS: its NPDES ID, its permit type and status, its dates, its address in Twin Arrows, Arizona. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES NNL030344.
Identity
| Facility as filed | TWIN ARROWS CASINO WATER AND WASTEWATER SYSTEMS |
|---|---|
| Permittee as filed | NTUA Twin Arrows Casino |
| NPDES ID | NNL030344 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Associated permit record |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Program | Biosolids |
| Issued | January 1, 2021 |
| Expiration date | December 31, 2025 |
| Address | Twin Arrows, AZ 86004 |
| Subwatershed | Lower Padre Canyon (HUC 150200150306) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 0Pollutants on file
- 0Under a numeric limit
- 0With a violation of any kind
- 0With an effluent exceedance
EPA’s limits and effluent violation files hold no pollutant row for NPDES NNL030344.
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 NNL030344.
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, NNL030344.
Start the watch
- One permit holder — $99/month
- One watershed — $2,990/year
- One state — $4,990/year
- The whole register — $18,000/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 NNL030344 there.
Nearby on the register
Figures from EPA’s ICIS-NPDES download, loaded September 14, 2026.