Clean Water Act discharge permit · NPDES AR0034606
CALICO ROCK, CITY OF, Calico Rock, AR: NPDES AR0034606 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 11Pollutants under a numeric limit
- 7Pollutants with an effluent exceedance
CALICO ROCK, CITY OF holds NPDES permit AR0034606, which discharges to Calico Cr, White R. EPA’s file records it issued August 30, 2015 and expiring August 31, 2020. The status and dates are as EPA’s permit file stood when Velarion loaded it (October 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.
Identity
| Facility as filed | CALICO ROCK, CITY OF |
|---|---|
| Permittee as filed | CALICO ROCK, CITY OF |
| NPDES ID | AR0034606 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Individual permit |
| Discharger class | Minor discharger |
| Facility type | Publicly owned treatment works |
| Program | Publicly owned treatment works |
| Issued | August 30, 2015 |
| Expiration date | August 31, 2020 |
| Address | Calico Rock, AR 72519 |
| Receiving water | CALICO CR, WHITE R |
| NAICS | 221320 – Sewage Treatment Facilities |
| SIC | 4952 – Sewerage Systems |
Cited to the EPA ICIS-NPDES permit file (ECHO download) and EPA’s NAICS/SIC and component files, the same download.
Effluent limits and exceedances
- 12Pollutants on file
- 11Under a numeric limit
- 8With a violation of any kind
- 7With 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 |
|---|---|---|---|---|---|
| Coliform, fecal general | 4 | 48 | 48 | December 31, 2024 | 99,999% over the limit |
| Chlorine, total residual | 1 | 45 | 45 | October 31, 2024 | 4,900% over the limit |
| Solids, total suspended | 3 | 38 | 38 | December 31, 2024 | 2,656% over the limit |
| Nitrogen, ammonia total [as N] | 6 | 12 | 12 | July 31, 2026 | 153% over the limit |
| BOD, 5-day, 20 deg. C | 3 | 10 | 10 | December 31, 2020 | 210% over the limit |
| Oxygen, dissolved [DO] | 2 | 6 | 3 | July 31, 2025 | 99,999% over the limit |
| BOD, carbonaceous [5 day, 20 C] | 3 | 2 | 2 | December 31, 2024 | 20% over the limit |
| Phosphorus, total [as P] | 0 | 2 | 0 | ||
| pH | 2 | 0 | 0 | ||
| Flow, in conduit or thru treatment plant | 2 | 0 | 0 | ||
| Overflows | 1 | 0 | 0 | ||
| Overflow volume [SS0 volume, CSO volume] | 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 AR0034606.
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 AR0034606 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 October 14, 2026.