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
| Contaminant | Status | Violations |
|---|---|---|
| Contaminant 5000 | ⚠ Monitoring/Reporting | 4 |
| Contaminant 7000 | ⚠ Monitoring/Reporting | 15 |
| Contaminant 8000 | ✕ Health-Based | 13 |
| Total Coliform | ⚠ Monitoring/Reporting | 7 |
| Contaminant 2039 | ⚠ Monitoring/Reporting | 1 |
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
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.