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SOUTH DALLAS WATER AUTHORITY vs CENTRAL ALABAMA WATER SYSTEM

Water quality comparison — risk levels, violations, PFAS records, and contaminants

Quick Answer

Both utilities share the same risk level (safe). SOUTH DALLAS WATER AUTHORITY has 0 open health-based violations and 58 PFAS records. CENTRAL ALABAMA WATER SYSTEM has 0 open health-based violations and 148 PFAS records.

SOUTH DALLAS WATER AUTHORITY

Alabama · AL0000500

Overall Risk Level

No Concerns Detected

No Concern
Low
Moderate
High
Critical

Water meets all safety standards with no detected exceedances.

0

Open violations

58

PFAS records

CENTRAL ALABAMA WATER SYSTEM

Alabama · AL0000738

Overall Risk Level

No Concerns Detected

No Concern
Low
Moderate
High
Critical

Water meets all safety standards with no detected exceedances.

0

Open violations

148

PFAS records

Head-to-Head Comparison

MetricSOUTH DALLAS WATER AUTHORITYCENTRAL ALABAMA WATER SYSTEM
StateAlabamaAlabama
Risk LevelNo Concerns DetectedNo Concerns Detected
Population Served3,504585,000
Open Health Violations00
Total Violations03
PFAS Records58148
OwnershipLocalLocal
Service TypeGroundwaterSurface water
City ServedSardis

Contaminants in Violation Records

SOUTH DALLAS WATER AUTHORITY

No named contaminants in violation records.

CENTRAL ALABAMA WATER SYSTEM

  • Lead

Key Differences

SOUTH DALLAS WATER AUTHORITY has 58 PFAS records vs. 148 for CENTRAL ALABAMA WATER SYSTEM.

What Should I Do?

If either utility shows open violations or elevated PFAS records, consider:

  • Installing a reverse osmosis filter — removes PFAS, lead, arsenic, nitrates, and most heavy metals.
  • Requesting your utility’s annual Consumer Confidence Report (CCR) for the most current test results.
  • Ordering a certified lab water test if you want contaminant-specific data for your address.

Frequently Asked Questions

Which is safer — SOUTH DALLAS WATER AUTHORITY or CENTRAL ALABAMA WATER SYSTEM?

Both utilities share the same risk level (safe). Both utilities have similar violation profiles — review the full data above to decide based on specific contaminants that concern you.

What does "open health-based violation" mean?

An open health-based violation means a water system has exceeded an EPA Maximum Contaminant Level (MCL) or failed to meet a treatment technique — and the violation has not yet been resolved. These are the most serious type of water quality violations.

How current is this data?

Violation data comes from EPA's Safe Drinking Water Information System (SDWIS), which is updated as utilities report. PFAS data comes from EPA's UCMR 5 monitoring (2023–2025). Risk levels are recalculated daily.

What does PWSID mean?

PWSID stands for Public Water System ID — a unique federal identifier assigned to each community water system. You can use it to look up a system in EPA's ECHO database.

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