WaterQ

Rock Springs Community - Ntua

PWSID: 093500302

F Critical

Score 40/100 — Poor

Data Updated: March 2026 Source: EPA SDWIS
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System Information

Type
Community Water System
Water Source
Ground Water
Population Served
1,574
Owner Type
N
Status
Active
Population Served
1,574
System Type
Community Water System
Water Source
Ground Water
Violation Status
1 Unresolved
Results-Based Recommendation

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Basic Protection
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Activated Carbon Filter

Good for general improvements in taste and removing chlorine.

Effective against:
Chlorine Sediment

Water Quality Test Results

Contaminant Detected EPA Limit (MCL) Status
Lead (90th percentile) 2025-12-31 0.001 mg/L 0.015 mg/L Compliant

Contaminant Trends

Lead (90th percentile) Trend

MCL: 0.015 mg/L
Loading Chart...

Violation History

2025-01-01
Unresolved - Major

MR

MR - Rule 331

Resolved: 2025-12-31

2016-01-01
Resolved - Major

MR

MR - Rule 320

Resolved: 2016-09-30

2016-01-01
Resolved - Major

MR

MR - Rule 310

Resolved: 2016-09-30

2015-10-01
Resolved - Major

MR

MR - Rule 310

Resolved: 2016-09-30

2015-10-01
Resolved - Major

MR

MR - Rule 320

Resolved: 2016-09-30

Frequently Asked Questions

Is Rock Springs Community - Ntua water safe to drink?
Rock Springs Community - Ntua in Fort Defiance, AZ has a water quality score of 40/100 (Critical). There are currently 30 unresolved violation(s).
How many people does Rock Springs Community - Ntua serve?
Rock Springs Community - Ntua provides drinking water to approximately 1,574 people in the Fort Defiance, AZ area.
What contaminants have been found in Rock Springs Community - Ntua water?
No contaminants have exceeded EPA limits in recent tests. Visit the full report for detailed test results.
How many violations does Rock Springs Community - Ntua have?
Rock Springs Community - Ntua has a total of 69 violation(s) on record. 30 remain unresolved.
Where does Rock Springs Community - Ntua get its water?
Rock Springs Community - Ntua uses ground water as its primary water source.

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