CASITAS DE CASTILIAN Water Quality Report

Population

167

people served

Water Source

🏔️ Ground

wells & aquifers

National Rank

Top 94%

of 49,184 US systems

5-Year Record

⚠️ 27

violations recorded

D

Poor

Safety Grade

27 violations in the past 5 years, including 4 health-based

System Details

PWSID
AZ0420531
Population Served
167
Water Source
Ground Water
Owner
Municipality
State
Arizona
EPA Region
9

Contaminants of Concern

ContaminantStatusViolations
Contaminant 5000 Monitoring/Reporting4
Contaminant 7000 Monitoring/Reporting15
Contaminant 8000 Health-Based13
Total Coliform Monitoring/Reporting7
Contaminant 2039 Monitoring/Reporting1

Violation History

2025
1
2024
8
2023
3
2022
10
2021
5
2020
4
2018
2
2017
2
2010
1
2007
1

Total violations on record: 40

Service Area

Cities Served

ZIP Codes Served

Recommended Water Filters

Based on contaminants detected in this water system:

UV Water Purifier

Kills bacteria and viruses without chemicals

Removes: Total Coliform

$50–$150

How does this compare?

This systemNational average
Grade D
Avg: B-C
40violations total

143% of national average

National avg: ~28 per system

🏘️ Small community water system.