Clean Water Act discharge permit · NPDES AZ0026093
SHANNON ROAD/EL CAMINO DEL CERRO, Tucson, AZ: NPDES AZ0026093 discharge permit, effluent exceedances, inspections, penalties
- EffectivePermit status
- MinorDischarger class
- 31Pollutants under a numeric limit
- 0Pollutants with an effluent exceedance
- 0Inspections on file
- 0Formal enforcement actions
SHANNON ROAD/EL CAMINO DEL CERRO, held by Pima County - Department Of Environmental Quality, holds NPDES permit AZ0026093. EPA’s file records it issued October 25, 2017 and expiring October 24, 2022.
SHANNON ROAD/EL CAMINO DEL CERRO, Tucson, Arizona: Individual permit AZ0026093, held by Pima County - Department Of Environmental Quality; Effective; issued October 25, 2017, term to October 24, 2022.
- Hardness, total [as CaCO3]: 2 limits, 18 violations of any kind, 0 effluent exceedances.
- Zinc, total recoverable: 2 limits, 12 violations of any kind, 0 effluent exceedances.
- Silver total recoverable: 2 limits, 11 violations of any kind, 0 effluent exceedances.
- Cadmium, total recoverable: 2 limits, 11 violations of any kind, 0 effluent exceedances.
- Lead, total recoverable: 2 limits, 11 violations of any kind, 0 effluent exceedances.
- Copper, total recoverable: 2 limits, 11 violations of any kind, 0 effluent exceedances.
- Beryllium, total recoverable [as Be]: 1 limit, 9 violations of any kind, 0 effluent exceedances.
- Cyanide, total [as CN]: 3 limits, 8 violations of any kind, 0 effluent exceedances.
- Selenium, total recoverable: 3 limits, 8 violations of any kind, 0 effluent exceedances.
- Mercury, total recoverable: 3 limits, 8 violations of any kind, 0 effluent exceedances.
- Iron, total recoverable: 1 limit, 8 violations of any kind, 0 effluent exceedances.
- Chromium, total recoverable: 1 limit, 8 violations of any kind, 0 effluent exceedances.
- Chromium, hexavalent dissolved [as Cr]: 1 limit, 8 violations of any kind, 0 effluent exceedances.
- Nickel, total recoverable: 2 limits, 4 violations of any kind, 0 effluent exceedances.
- Tetrachloroethylene: 2 limits, 4 violations of any kind, 0 effluent exceedances.
- Vinyl chloride: 2 limits, 4 violations of any kind, 0 effluent exceedances.
- Trichloroethylene: 2 limits, 4 violations of any kind, 0 effluent exceedances.
- cis-1,2-Dichloroethylene: 2 limits, 4 violations of any kind, 0 effluent exceedances.
- pH: 2 limits, 2 violations of any kind, 0 effluent exceedances.
- Flow, in conduit or thru treatment plant: 2 limits, 2 violations of any kind, 0 effluent exceedances.
- Phosphorus, total [as P]: 1 limit, 1 violation of any kind, 0 effluent exceedances.
- Arsenic, total recoverable: 1 limit, 1 violation of any kind, 0 effluent exceedances.
- Thallium, total recoverable: 1 limit, 1 violation of any kind, 0 effluent exceedances.
- TU Static 4 Day Chronic Raphidocelis subcapitata (formerly Selenastrum capricornutum): 2 limits, 0 violations of any kind, 0 effluent exceedances.
- TU Static Renewal 7-Day Chronic Ceriodaphnia dubia: 2 limits, 0 violations of any kind, 0 effluent exceedances.
- TU Static Renewal 7-Day Chronic Pimphales promelas: 2 limits, 0 violations of any kind, 0 effluent exceedances.
- Temperature, water deg. centigrade: 1 limit, 0 violations of any kind, 0 effluent exceedances.
- Oxygen, dissolved [DO]: 1 limit, 0 violations of any kind, 0 effluent exceedances.
- Nitrogen, total [as N]: 1 limit, 0 violations of any kind, 0 effluent exceedances.
- Sulfide, total [as S]: 1 limit, 0 violations of any kind, 0 effluent exceedances.
- Antimony, total recoverable: 1 limit, 0 violations of any kind, 0 effluent exceedances.
SHANNON ROAD/EL CAMINO DEL CERRO among its neighbors
EPA’s permit file holds 125 discharge permits in the Arroyo Chico-Santa Cruz River subwatershed (HUC 150503010906), AZ0026093 among them. Its county holds 57, 1 of them major permits; AZ0026093 is a minor permit.
Other permits in the Arroyo Chico-Santa Cruz River subwatershed (HUC 150503010906)
- 22ND ST FROM KINO PKWY TO TUCSON BLVD, Tucson: AZC115032, minor permit, discharging to Arroyo Chico, permit term to August 28, 2030
- 22ND ST FROM KINO PKWY TO TUCSON BLVD, Tucson: AZC115203, minor permit, discharging to Arroyo Chico, permit term to August 28, 2030
- 25432-01 FRANCISCO ELIAS ESQUER PARK, Tucson: AZC113982, minor permit, permit term to August 28, 2030
- 5TH STREET ROAD AND WATER IMPROVEMENTS, Tucson: AZC107753, minor permit, permit term to June 30, 2025
- 5TH STREET ROAD AND WATER IMPROVEMENTS, Tucson: AZC111154, minor permit, discharging to Rillito Creek | Alamo Wash - SANTA CRUZ RIVER, permit term to August 28, 2030
- AGUA NUEVA WRF, Tucson: AZ0026107, major permit, permit term to June 6, 2023
- AJO KINNEY P2 IMPORT, Unknown: AZC117682, minor permit, discharging to Julian Wash | Old Julian Wash - SANTA CRUZ RIV, permit term to August 28, 2030
- ALLSTATE CAB COMPANY, Tucson: AZMS80677, minor permit, permit term to December 30, 2024
- AMAZON FLATS PHASE 2, Unknown: AZC115391, minor permit, discharging to Santa Cruz River | Santa Cruz River West Branc, permit term to August 28, 2030
- ARIZONA PETROLEUM, Tucson: AZMS68299, minor permit, permit term to May 25, 2016
Identity
| Facility as filed | SHANNON ROAD/EL CAMINO DEL CERRO |
|---|---|
| Permittee as filed | Pima County - Department Of Environmental Quality |
| NPDES ID | AZ0026093 |
| Permit status | Effective |
| Permit type | Individual permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | October 25, 2017 |
| Expiration date | October 24, 2022 |
| Address | Tucson, AZ 85743 |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Arroyo Chico-Santa Cruz River (HUC 150503010906) |
| SIC | 4952 – Sewerage Systems |
Effluent limits and exceedances
- 31Pollutants on file
- 31Under a numeric limit
- 23With a violation of any kind
- 0With 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 |
|---|---|---|---|---|---|
| Hardness, total [as CaCO3] | 2 | 18 | 0 | ||
| Zinc, total recoverable | 2 | 12 | 0 | ||
| Silver total recoverable | 2 | 11 | 0 | ||
| Cadmium, total recoverable | 2 | 11 | 0 | ||
| Lead, total recoverable | 2 | 11 | 0 | ||
| Copper, total recoverable | 2 | 11 | 0 | ||
| Beryllium, total recoverable [as Be] | 1 | 9 | 0 | ||
| Cyanide, total [as CN] | 3 | 8 | 0 | ||
| Selenium, total recoverable | 3 | 8 | 0 | ||
| Mercury, total recoverable | 3 | 8 | 0 | ||
| Iron, total recoverable | 1 | 8 | 0 | ||
| Chromium, total recoverable | 1 | 8 | 0 | ||
| Chromium, hexavalent dissolved [as Cr] | 1 | 8 | 0 | ||
| Nickel, total recoverable | 2 | 4 | 0 | ||
| Tetrachloroethylene | 2 | 4 | 0 | ||
| Vinyl chloride | 2 | 4 | 0 | ||
| Trichloroethylene | 2 | 4 | 0 | ||
| cis-1,2-Dichloroethylene | 2 | 4 | 0 | ||
| pH | 2 | 2 | 0 | ||
| Flow, in conduit or thru treatment plant | 2 | 2 | 0 | ||
| Phosphorus, total [as P] | 1 | 1 | 0 | ||
| Arsenic, total recoverable | 1 | 1 | 0 | ||
| Thallium, total recoverable | 1 | 1 | 0 | ||
| TU Static 4 Day Chronic Raphidocelis subcapitata (formerly Selenastrum capricornutum) | 2 | 0 | 0 | ||
| TU Static Renewal 7-Day Chronic Ceriodaphnia dubia | 2 | 0 | 0 | ||
| TU Static Renewal 7-Day Chronic Pimphales promelas | 2 | 0 | 0 | ||
| Temperature, water deg. centigrade | 1 | 0 | 0 | ||
| Oxygen, dissolved [DO] | 1 | 0 | 0 | ||
| Nitrogen, total [as N] | 1 | 0 | 0 | ||
| Sulfide, total [as S] | 1 | 0 | 0 | ||
| Antimony, total recoverable | 1 | 0 | 0 |
EPA’s effluent violation file records no exceedance of a numeric limit for NPDES AZ0026093.
Inspections, violations and enforcement
- 0Single-event violations
EPA’s single-event violation file, as loaded, holds no violation for NPDES AZ0026093.
Inspections
EPA’s inspection file holds no inspection for NPDES AZ0026093.
Formal enforcement and penalties
0 formal actions, 0 of them with a penalty assessed. Federal and state penalties are separate figures from separate authorities and are shown as each was filed, never added together.
Informal enforcement
EPA’s informal enforcement file holds no action for NPDES AZ0026093.
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Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.