Clean Water Act discharge permit · NPDES AZ0025828
TOWN OF CAVE CREEK - WRF, Cave Creek, AZ: NPDES AZ0025828 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 133Pollutants under a numeric limit
- 0Pollutants with an effluent exceedance
- 1Inspections on file
- 0Formal enforcement actions
TOWN OF CAVE CREEK - WRF, held by Town Of Cave Creek, holds NPDES permit AZ0025828. EPA’s file records it issued August 5, 2019 and expiring August 4, 2024.
TOWN OF CAVE CREEK - WRF, Cave Creek, Arizona: Individual permit AZ0025828, held by Town Of Cave Creek; Publicly owned treatment works; Administratively continued (past its expiration date and still in force until reissued); issued August 5, 2019, term to August 4, 2024.
- BOD, 5-day, 20 deg. C: 12 limits, 0 violations of any kind, 0 effluent exceedances.
- Solids, total suspended: 12 limits, 0 violations of any kind, 0 effluent exceedances.
- Cyanide, total [as CN]: 10 limits, 0 violations of any kind, 0 effluent exceedances.
- Hardness, total [as CaCO3]: 10 limits, 0 violations of any kind, 0 effluent exceedances.
- Iron, total recoverable: 10 limits, 0 violations of any kind, 0 effluent exceedances.
- Selenium, total recoverable: 10 limits, 0 violations of any kind, 0 effluent exceedances.
- Copper, total recoverable: 10 limits, 0 violations of any kind, 0 effluent exceedances.
- Chlorine, total residual: 10 limits, 0 violations of any kind, 0 effluent exceedances.
- pH: 8 limits, 0 violations of any kind, 0 effluent exceedances.
- Dichlorobromomethane: 8 limits, 0 violations of any kind, 0 effluent exceedances.
- Dibromochloromethane: 8 limits, 0 violations of any kind, 0 effluent exceedances.
- Temperature, water deg. centigrade: 6 limits, 0 violations of any kind, 0 effluent exceedances.
- Nitrogen, ammonia total [as N]: 6 limits, 0 violations of any kind, 0 effluent exceedances.
- E. coli, colony forming units [CFU]: 6 limits, 0 violations of any kind, 0 effluent exceedances.
- Mercury, total recoverable: 6 limits, 0 violations of any kind, 0 effluent exceedances.
- Oil & Grease: 4 limits, 0 violations of any kind, 0 effluent exceedances.
- Sulfide, total [as S]: 4 limits, 0 violations of any kind, 0 effluent exceedances.
- Flow, in conduit or thru treatment plant: 4 limits, 0 violations of any kind, 0 effluent exceedances.
- Hydrogen sulfide: 4 limits, 0 violations of any kind, 0 effluent exceedances.
- TU Static 4 Day Chronic Raphidocelis subcapitata (formerly Selenastrum capricornutum): 4 limits, 0 violations of any kind, 0 effluent exceedances.
- TU Static Renewal 7-Day Chronic Ceriodaphnia dubia: 4 limits, 0 violations of any kind, 0 effluent exceedances.
- TU Static Renewal 7-Day Chronic Pimphales promelas: 4 limits, 0 violations of any kind, 0 effluent exceedances.
- Oxygen, dissolved [DO]: 2 limits, 0 violations of any kind, 0 effluent exceedances.
- Nitrogen, Kjeldahl, total [as N]: 2 limits, 0 violations of any kind, 0 effluent exceedances.
- Nitrite + Nitrate total [as N]: 2 limits, 0 violations of any kind, 0 effluent exceedances.
- Phosphorus, total [as P]: 2 limits, 0 violations of any kind, 0 effluent exceedances.
- Fluoride, total [as F]: 2 limits, 0 violations of any kind, 0 effluent exceedances.
- Arsenic, total recoverable: 2 limits, 0 violations of any kind, 0 effluent exceedances.
- Thallium, total recoverable: 2 limits, 0 violations of any kind, 0 effluent exceedances.
- Beryllium, total recoverable [as Be]: 2 limits, 0 violations of any kind, 0 effluent exceedances.
- Boron, total recoverable: 2 limits, 0 violations of any kind, 0 effluent exceedances.
- Barium, total recoverable: 2 limits, 0 violations of any kind, 0 effluent exceedances.
- Nickel, total recoverable: 2 limits, 0 violations of any kind, 0 effluent exceedances.
- Silver total recoverable: 2 limits, 0 violations of any kind, 0 effluent exceedances.
- Zinc, total recoverable: 2 limits, 0 violations of any kind, 0 effluent exceedances.
- Cadmium, total recoverable: 2 limits, 0 violations of any kind, 0 effluent exceedances.
- Lead, total recoverable: 2 limits, 0 violations of any kind, 0 effluent exceedances.
- Chromium, total recoverable: 2 limits, 0 violations of any kind, 0 effluent exceedances.
- Chromium, hexavalent dissolved [as Cr]: 2 limits, 0 violations of any kind, 0 effluent exceedances.
- Antimony, total recoverable: 2 limits, 0 violations of any kind, 0 effluent exceedances.
- 2-Methyl-4,6-dinitrophenol: 2 limits, 0 violations of any kind, 0 effluent exceedances.
- Manganese, total recoverable: 2 limits, 0 violations of any kind, 0 effluent exceedances.
- Uranium, total as U3O8: 2 limits, 0 violations of any kind, 0 effluent exceedances.
- Carbon tetrachloride: 2 limits, 0 violations of any kind, 0 effluent exceedances.
- 1,2-Dichloroethane: 2 limits, 0 violations of any kind, 0 effluent exceedances.
- Bromoform: 2 limits, 0 violations of any kind, 0 effluent exceedances.
- Chloroform: 2 limits, 0 violations of any kind, 0 effluent exceedances.
- Toluene: 2 limits, 0 violations of any kind, 0 effluent exceedances.
- Benzene: 2 limits, 0 violations of any kind, 0 effluent exceedances.
- Acenaphthylene: 2 limits, 0 violations of any kind, 0 effluent exceedances.
- Acenaphthene: 2 limits, 0 violations of any kind, 0 effluent exceedances.
- Acrolein: 2 limits, 0 violations of any kind, 0 effluent exceedances.
- Acrylonitrile: 2 limits, 0 violations of any kind, 0 effluent exceedances.
- Anthracene: 2 limits, 0 violations of any kind, 0 effluent exceedances.
- Benzo[b]fluoranthene: 2 limits, 0 violations of any kind, 0 effluent exceedances.
- Benzo[k]fluoranthene: 2 limits, 0 violations of any kind, 0 effluent exceedances.
- Benzo[a]pyrene: 2 limits, 0 violations of any kind, 0 effluent exceedances.
- Bis[2-chloroethyl] ether: 2 limits, 0 violations of any kind, 0 effluent exceedances.
- Bis[2-chloroethoxy]methane: 2 limits, 0 violations of any kind, 0 effluent exceedances.
- Bis[2-chloroisopropyl] ether: 2 limits, 0 violations of any kind, 0 effluent exceedances.
- October 22, 2026: Notice of Violation (State).
- October 20, 2026: Management Practice Violations - Improper Operation and Maintenance (ST6).
- June 4, 2026: Notice of Noncompliance Issued (State).
- May 27, 2026: Management Practice Violations - Improper Operation and Maintenance (ST6).
- May 27, 2026: Evaluation (S).
Arizona holds 91 Publicly owned treatment works coverages of this permit type in EPA’s file; 51 were issued before AZ0025828. Town Of Cave Creek holds 8 permits in Arizona.
Other permits held by Town Of Cave Creek
- WRIGHT I WELL, Cave Creek: AZD103951, issued May 30, 2024
- PEE WEE WELL, Cave Creek: AZD109530, issued May 27, 2025
- TRIANGLE WELL: AZD109632, issued June 3, 2025
- TOWN OF CAVE CREEK - WELL 4 (JOY RANCH): AZD111870, issued September 22, 2025
- DESERT HILLS WELL NO. 2/GALVIN WELL: AZDM91782, issued November 2, 2021
- 10TH ST (WELL 3), Phoenix: AZDM93188, issued February 16, 2022
- TOWN OF CAVE CREEK MS4: AZSM92090, issued November 24, 2021
Coverages issued nearest AZ0025828
- April 3, 2019: TOWN OF WINKELMAN - WWTP, Winkelman, AZ0020176, held by Town Of Winkelman
- May 3, 2019: PIMA COUNTY - TRES RIOS WWRF, Tucson, AZ0020001, held by Pima County - Regional Wastewater Reclamation Department
- May 16, 2019: CITY OF PEORIA - BUTLER DRIVE WRF, Peoria, AZ0025119, held by City Of Peoria
- July 16, 2019: PIMA COUNTY - WWMD - AVRA VALLEY WWTF, Tucson, AZ0024121, held by Pima County - Regional Wastewater Reclamation Department
- August 5, 2019: CITY OF PHOENIX - 23RD AVENUE WWTP, Phoenix, AZ0020559, held by City Of Phoenix
- October 3, 2019: APACHE JUNCTION SEWER DISTRICT WWTP, Apache Junction, AZ0023931, held by Superstition Mountains Community Facilities District No 1
- December 26, 2019: CITY OF MESA - GREENFIELD WATER RECLAMATION PLANT, Gilbert, AZ0025241, held by City Of Mesa - Water Resources
- January 28, 2020: CITY OF SOMERTON - WWTP, Somerton, AZ0026603, held by City Of Somerton
- March 26, 2020: GILA BEND - WWTP, Gila Bend, AZ0020231, held by Town Of Gila Bend
- April 28, 2020: TOWN OF PATAGONIA - WWTP, Patagonia, AZ0025011, held by Town Of Patagonia
TOWN OF CAVE CREEK - WRF among its neighbors
EPA’s permit file holds 13 discharge permits in the Galloway Wash-Cave Creek subwatershed (HUC 150701020602), AZ0025828 among them. Its county holds 618, 31 of them major permits; AZ0025828 is a minor permit.
Other permits in the Galloway Wash-Cave Creek subwatershed (HUC 150701020602)
- COCHISE GERONIMO RANGE HOUSE, Unknown: AZC116427, minor permit, discharging to Galloway Wash | Headwaters - CAVE CREEK WWTP, permit term to August 28, 2030
- DESERT MOUNTAIN PARCEL 19, Unknown: AZC110734, minor permit, discharging to Galloway Wash | Headwaters - CAVE CREEK WWTP, permit term to August 28, 2030
- DESERT MOUNTAIN PARCEL 19, Unknown: AZCN83403, minor permit, permit term to June 30, 2025
- GALLOWAY CROSSING, Unknown: AZC111476, minor permit, discharging to Galloway Wash | Headwaters - CAVE CREEK WWTP, permit term to August 28, 2030
- PARCEL # 219-11-436 AND 7, Scottsdale: AZC115505, minor permit, discharging to Grapevine Wash, permit term to August 28, 2030
- SEVEN DESERT MOUNTAIN, Unknown: AZC111744, minor permit, discharging to Unnamed perennial or intermittent tributary, permit term to August 28, 2030
- SEVEN DESERT MOUNTAIN, Unknown: AZCN96476, minor permit, permit term to June 30, 2025
- THE RETREAT AT DESERT MOUNTAIN, Unknown: AZC110885, minor permit, discharging to Unnamed ephemeral tributary, permit term to August 28, 2030
- THE RETREAT AT DESERT MOUNTAIN, Unknown: AZCN96246, minor permit, permit term to June 30, 2025
- TOWN OF CAREFREE MS4, Unknown: AZSM92116, minor permit, permit term to September 29, 2026
Identity
| Facility as filed | TOWN OF CAVE CREEK - WRF |
|---|---|
| Permittee as filed | Town Of Cave Creek |
| NPDES ID | AZ0025828 |
| 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 5, 2019 |
| Expiration date | August 4, 2024 |
| Address | Cave Creek, AZ 85331 |
| Subwatershed | Galloway Wash-Cave Creek (HUC 150701020602) |
| SIC | 4952 – Sewerage Systems |
Effluent limits and exceedances
- 133Pollutants on file
- 133Under a numeric limit
- 0With 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; the 60 with the most exceedances of 133 are shown.
| Pollutant or measure | Limits | Violations, any kind | Effluent exceedances | Latest exceedance | Largest exceedance, as filed |
|---|---|---|---|---|---|
| BOD, 5-day, 20 deg. C | 12 | 0 | 0 | ||
| Solids, total suspended | 12 | 0 | 0 | ||
| Cyanide, total [as CN] | 10 | 0 | 0 | ||
| Hardness, total [as CaCO3] | 10 | 0 | 0 | ||
| Iron, total recoverable | 10 | 0 | 0 | ||
| Selenium, total recoverable | 10 | 0 | 0 | ||
| Copper, total recoverable | 10 | 0 | 0 | ||
| Chlorine, total residual | 10 | 0 | 0 | ||
| pH | 8 | 0 | 0 | ||
| Dichlorobromomethane | 8 | 0 | 0 | ||
| Dibromochloromethane | 8 | 0 | 0 | ||
| Temperature, water deg. centigrade | 6 | 0 | 0 | ||
| Nitrogen, ammonia total [as N] | 6 | 0 | 0 | ||
| E. coli, colony forming units [CFU] | 6 | 0 | 0 | ||
| Mercury, total recoverable | 6 | 0 | 0 | ||
| Oil & Grease | 4 | 0 | 0 | ||
| Sulfide, total [as S] | 4 | 0 | 0 | ||
| Flow, in conduit or thru treatment plant | 4 | 0 | 0 | ||
| Hydrogen sulfide | 4 | 0 | 0 | ||
| TU Static 4 Day Chronic Raphidocelis subcapitata (formerly Selenastrum capricornutum) | 4 | 0 | 0 | ||
| TU Static Renewal 7-Day Chronic Ceriodaphnia dubia | 4 | 0 | 0 | ||
| TU Static Renewal 7-Day Chronic Pimphales promelas | 4 | 0 | 0 | ||
| Oxygen, dissolved [DO] | 2 | 0 | 0 | ||
| Nitrogen, Kjeldahl, total [as N] | 2 | 0 | 0 | ||
| Nitrite + Nitrate total [as N] | 2 | 0 | 0 | ||
| Phosphorus, total [as P] | 2 | 0 | 0 | ||
| Fluoride, total [as F] | 2 | 0 | 0 | ||
| Arsenic, total recoverable | 2 | 0 | 0 | ||
| Thallium, total recoverable | 2 | 0 | 0 | ||
| Beryllium, total recoverable [as Be] | 2 | 0 | 0 | ||
| Boron, total recoverable | 2 | 0 | 0 | ||
| Barium, total recoverable | 2 | 0 | 0 | ||
| Nickel, total recoverable | 2 | 0 | 0 | ||
| Silver total recoverable | 2 | 0 | 0 | ||
| Zinc, total recoverable | 2 | 0 | 0 | ||
| Cadmium, total recoverable | 2 | 0 | 0 | ||
| Lead, total recoverable | 2 | 0 | 0 | ||
| Chromium, total recoverable | 2 | 0 | 0 | ||
| Chromium, hexavalent dissolved [as Cr] | 2 | 0 | 0 | ||
| Antimony, total recoverable | 2 | 0 | 0 | ||
| 2-Methyl-4,6-dinitrophenol | 2 | 0 | 0 | ||
| Manganese, total recoverable | 2 | 0 | 0 | ||
| Uranium, total as U3O8 | 2 | 0 | 0 | ||
| Carbon tetrachloride | 2 | 0 | 0 | ||
| 1,2-Dichloroethane | 2 | 0 | 0 | ||
| Bromoform | 2 | 0 | 0 | ||
| Chloroform | 2 | 0 | 0 | ||
| Toluene | 2 | 0 | 0 | ||
| Benzene | 2 | 0 | 0 | ||
| Acenaphthylene | 2 | 0 | 0 | ||
| Acenaphthene | 2 | 0 | 0 | ||
| Acrolein | 2 | 0 | 0 | ||
| Acrylonitrile | 2 | 0 | 0 | ||
| Anthracene | 2 | 0 | 0 | ||
| Benzo[b]fluoranthene | 2 | 0 | 0 | ||
| Benzo[k]fluoranthene | 2 | 0 | 0 | ||
| Benzo[a]pyrene | 2 | 0 | 0 | ||
| Bis[2-chloroethyl] ether | 2 | 0 | 0 | ||
| Bis[2-chloroethoxy]methane | 2 | 0 | 0 | ||
| Bis[2-chloroisopropyl] ether | 2 | 0 | 0 |
EPA’s effluent violation file records no exceedance of a numeric limit for NPDES AZ0025828.
Inspections, violations and enforcement
- 2Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| October 20, 2026 | Management Practice Violations - Improper Operation and Maintenance | ST6 |
| May 27, 2026 | Management Practice Violations - Improper Operation and Maintenance | ST6 |
Inspections
| Date | What EPA recorded | Agency |
|---|---|---|
| May 27, 2026 | Evaluation | S |
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
| Date | What EPA recorded | Agency |
|---|---|---|
| October 22, 2026 | Notice of Violation | State |
| June 4, 2026 | Notice of Noncompliance Issued | State |
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Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.