COLDWATER CANYON 1
PWSID: AZ0413020 · Tucson, AZ · Serves 541 people
According to EPA Safe Drinking Water Information System (SDWIS), COLDWATER CANYON 1 (PWSID AZ0413020) in Tucson, AZ is listed as a CWS water system covering about 541 people. The same extract lists 15 health-based violation records spanning 2022-2023. Those 15 health-based rows for COLDWATER CANYON 1 cover contaminants such as Arsenic; they remain historical EPA registry entries, not a current compliance or drinkability score.
COLDWATER CANYON 1 has 15 health-based violation records in this historical extract. Monitoring and reporting records are not included.
PlainEnviro's health-based SDWIS extract covers monitoring and reporting violations only -- it does not include unresolved enforcement actions in progress or corrective steps a utility has taken since the extract date. 1 distinct EPA contaminant code appears in this system's record, including Arsenic. Recorded violations span 2022–2023. Day-to-day primacy enforcement for this system runs through the Arizona drinking-water program, not EPA directly.
A historical health-based record does not necessarily describe current water quality or compliance. The most authoritative current source is the utility's annual Consumer Confidence Report. For enforcement history and corrective-action orders, consult EPA ECHO and the Arizona state drinking-water program's public portal.
System Details
- EPA ID (PWSID)
- AZ0413020
- System Type
- CWS
- Water Source
- Groundwater
- Location
- Tucson, AZ
- Population Served
- 541
- Health Violations
- Yes (15)
What contaminants are in this water system?
| Contaminant | Violations | Health-Based |
|---|---|---|
| Arsenic | 15 | 15 |
Violation History (15)
| Contaminant | Health | Date |
|---|---|---|
| Arsenic | Yes | Apr 1, 2023 |
| Arsenic | Yes | Apr 1, 2023 |
| Arsenic | Yes | Apr 1, 2023 |
| Arsenic | Yes | Apr 1, 2023 |
| Arsenic | Yes | Jan 1, 2023 |
| Arsenic | Yes | Jan 1, 2023 |
| Arsenic | Yes | Jan 1, 2023 |
| Arsenic | Yes | Jan 1, 2023 |
| Arsenic | Yes | Oct 1, 2022 |
| Arsenic | Yes | Oct 1, 2022 |
| Arsenic | Yes | Oct 1, 2022 |
| Arsenic | Yes | Oct 1, 2022 |
| Arsenic | Yes | Jul 1, 2022 |
| Arsenic | Yes | Jul 1, 2022 |
| Arsenic | Yes | Jul 1, 2022 |
Frequently Asked Questions
What does EPA SDWIS list for COLDWATER CANYON 1?
How many people does COLDWATER CANYON 1 serve?
What violations does COLDWATER CANYON 1 have?
What contaminants have been found in COLDWATER CANYON 1 water?
Compare beyond Arizona
Nationwide peers by violations & population served
Cross-state SDWIS systems nearest COLDWATER CANYON 1 on cumulative violation count (15) and EPA-reported population served (541). Violation-count peers include ALAKANUK WATER SYSTEM, BRINKLEY WATERWORKS, PINON PINES MWC. Population peers include BLACK CREEK GOLF-BREWTON ACRES, RIVER OAKS SUBDIVISION, SHIPMAN.
Similar violation count
Nearest cross-state community systems (500+ served) by SDWIS violations on record.
Similar population served
Nearest cross-state systems by EPA SDWIS population_served (same 500+ gate).
Nearby Water Systems
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About This Data
COLDWATER CANYON 1 (AZ0413020) is drawn from EPA SDWIS. Nearby county systems in this extract include METROPOLITAN DWID; ORO VALLEY WATER UTILITY; COMMUNITY WC OF GREEN VALLEY; USAF DAVIS MONTHAN AFB. Health-based rows (15 MCL/TT) are historical registry state, not a current drinkability score.
Source: U.S. Environmental Protection Agency, SDWIS Federal Reporting Services
Read our methodology - how this data is sourced, computed, and verified.