Clean Water Act discharge permit · NPDES ARG640175
SILOAM SPRINGS, CITY OF-DANIELS WATER TREATMENT PLANT, Siloam Springs, AR: NPDES ARG640175 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 4Pollutants under a numeric limit
- 1Pollutants with an effluent exceedance
SILOAM SPRINGS, CITY OF-DANIELS WATER TREATMENT PLANT holds NPDES permit ARG640175, which discharges to Trib,Illinois R. EPA’s file records it issued November 23, 2011 and expiring November 30, 2016. 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 | SILOAM SPRINGS, CITY OF-DANIELS WATER TREATMENT PLANT |
|---|---|
| Permittee as filed | SILOAM SPRINGS, CITY OF-DANIELS WATER TREATMENT PLANT |
| NPDES ID | ARG640175 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Coverage under a general permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | November 23, 2011 |
| Expiration date | November 30, 2016 |
| Address | Siloam Springs, AR 72761 |
| Receiving water | TRIB,ILLINOIS R |
| Subwatershed | Lake Frances-Illinois River (HUC 111101030606) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 4Pollutants on file
- 4Under a numeric limit
- 4With a violation of any kind
- 1With 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 |
|---|---|---|---|---|---|
| Aluminum, dissolved [as Al] | 2 | 2 | 2 | December 31, 2014 | 379% over the limit |
| Flow, in conduit or thru treatment plant | 2 | 4 | 0 | ||
| pH | 2 | 2 | 0 | ||
| Solids, total suspended | 2 | 2 | 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 ARG640175.
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 ARG640175 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 14, 2026.