COLDWATER CANYON 3
Arizona — Community Water System — PWSID: AZ0413202
System Information
| PWSID | AZ0413202 |
| System Name | COLDWATER CANYON 3 |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Mixed |
| EPA Region | 09 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Dec 31, 2008 |
| Last Reported | Nov 17, 2025 |
Location & Contact
| State | Arizona |
| City | TUCSON |
| ZIP Code | 85745 |
| Address | ATTN VERONICA WENE |
| Organization | COLDWATER CANYON WATER CO |
| Phone | 520-624-1460 |
Population & Service
| Population Served | 120 |
| Service Connections | 53 |
Drinking Water Violations (20)
This water system has 20 violations recorded in the EPA SDWIS database.
| Begin Date | End Date | Contaminant | Category | Health-Based | Major | Measured | Federal MCL | State MCL | Status | Return to Compliance | Rule |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Jan 1, 2025 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Unaddressed | — | Lead and Copper Rule |
| Oct 1, 2022 | Dec 31, 2022 | Chlorine | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Dec 31, 2022 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Oct 1, 2022 | Dec 31, 2022 | Chlorine | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Dec 31, 2022 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Oct 1, 2022 | Dec 31, 2022 | Chlorine | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Dec 31, 2022 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2022 | Jun 30, 2022 | Arsenic | MR | No | Yes | — | 0.010 mg/L | — | Resolved | Jun 30, 2022 | Arsenic Rule |
| Apr 1, 2022 | Jun 30, 2022 | Chlorine | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Jun 30, 2022 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2022 | Jun 30, 2022 | Chlorine | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Jun 30, 2022 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2022 | Jun 30, 2022 | Chlorine | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Jun 30, 2022 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2022 | Jun 30, 2022 | Arsenic | MR | No | Yes | — | 0.010 mg/L | — | Resolved | Jun 30, 2022 | Arsenic Rule |
| Sep 27, 2021 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Jan 25, 2022 | Lead and Copper Rule |
| Apr 1, 2020 | Jun 30, 2020 | Chlorine | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Jun 30, 2020 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2020 | Jun 30, 2020 | Chlorine | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Jun 30, 2020 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Oct 1, 2019 | Dec 31, 2019 | Arsenic | MR | No | Yes | — | 0.010 mg/L | — | Resolved | Dec 31, 2019 | Arsenic Rule |
| Oct 1, 2019 | Dec 31, 2019 | Arsenic | MR | No | Yes | — | 0.010 mg/L | — | Resolved | Dec 31, 2019 | Arsenic Rule |
| Jul 1, 2019 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Jul 10, 2019 | Consumer Confidence Rule |
| Jul 1, 2019 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Jul 10, 2019 | Consumer Confidence Rule |
| Jan 1, 2017 | Jan 31, 2017 | Revised Total Coliform Rule | MON | No | Yes | — | — | — | Resolved | Jan 31, 2017 | Revised Total Coliform Rule |
| Oct 1, 2016 | Dec 31, 2016 | Chlorine | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Dec 31, 2016 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2016 | Jun 30, 2016 | Chlorine | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Jun 30, 2016 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Oct 1, 2014 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Oct 20, 2014 | Consumer Confidence Rule |
About This Water System
Public water system data comes from the EPA Safe Drinking Water Information System (SDWIS). Systems with violations must notify customers. Contact your water utility for the latest annual water quality report.