Cottonwood-Tselani NTUA
PWSID: NN0403021 · Ft Defiance, AZ · Serves 1,334 people
Cottonwood-Tselani NTUA has no recorded violations in the EPA SDWIS database.
Cottonwood-Tselani NTUA (PWSID NN0403021) is a cws water system drawing from a groundwater source, regulated by the EPA Safe Drinking Water Information System (SDWIS) under the Safe Drinking Water Act. It serves approximately 1,334 people in Ft Defiance, AZ, and is subject to primacy enforcement by the Arizona drinking-water program.
The system's federal compliance record contains 0 total violations, with 0 classified as health-based (MCL exceedances or treatment-technique failures). No contaminant-specific citations appear in the SDWIS record.
A historical violation does not necessarily describe current water quality, systems must notify customers and remediate, and monitoring-type violations often reflect reporting lapses rather than contamination. The most authoritative real-time 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)
- NN0403021
- System Type
- CWS
- Water Source
- Groundwater
- Location
- Ft Defiance, AZ
- Population Served
- 1,334
- Health Violations
- None
No Violations on Record
Cottonwood-Tselani NTUA has no violations recorded in the EPA Safe Drinking Water Information System.
Frequently Asked Questions
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About This Data
Water system data is from the EPA Safe Drinking Water Information System (SDWIS). Health-based violations include Maximum Contaminant Level (MCL) and Treatment Technique (TT) violations that may pose a direct risk to public health. Violation records may span multiple years.
Source: U.S. Environmental Protection Agency, SDWIS Federal Reporting Services U.S. Environmental Protection Agency, SDWIS Federal Reporting Services
Read our methodology - how this data is sourced, computed, and verified.