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Ten Mile Creek, MD Tap Water Quality 2026

Water quality report for Ten Mile Creek, MD — PFAS, lead and copper results, violation history and state inspection findings from EPA SDWIS.

A look at Ten Mile Creek's drinking water using EPA enforcement records: violations, lead and copper results, PFAS sampling and state inspection findings.

Main Utility: Washington Suburban Sanitary Commission PWSID: MD0150005 Updated: 2026 Q2
✅

No federal limits exceeded on record

Lead was not detected and no violations are open. No PFAS was detected.

A

Ten Mile Creek earns an A for water quality

Graded on violations, lead, and PFAS, with state inspection findings.

Lead: not detected
PFAS tested, none detected
No violations since 2015
No violations currently open
Ten Mile Creek's lead level vs. all Maryland community water systems
0 ppb5 ppb10 ppb15 ppb
Lead level: Not detected — 0% of the federal action level
✓ Lower lead than % of Maryland utilities
Population Served
628
~438639 connections
Water Source
Surface water
Drawn from surface water — SDWIS source code SW
Active Violations
0
None on record since 2015

Lead & Copper Testing

Lead (Pb)
90th percentile of tap samples collected across the distribution system
0% of EPA action level
Not detected
Action level: 15 ppb
Lead was not detected at the 90th percentile — the result fell below the laboratory detection limit. That is not the same as an absence of lead in every tap, and older homes with lead service lines can still show higher readings.

Contaminant Violations (2015–Present)

✓ No violations on record for this water system.
Understanding violation types MCL violations mean a contaminant exceeded the federal maximum limit — the most serious type.
TT (Treatment Technique) violations mean required treatment procedures weren't followed, but don't necessarily mean contamination occurred.

Violation History

No violations are on record for this system since 2015. EPA records violations for every community water system, so this reflects a clean compliance history rather than missing data.

About the Main Water System

Utility Washington Suburban Sanitary Commission
PWSID MD0150005
Water source Surface water — Drawn from surface water — SDWIS source code SW
Population served 628
Service connections 438,639
Systems serving this area 1
Regulator State primacy agency
Data through 2026 Q2 — EPA SDWIS

Frequently Asked Questions

Is Ten Mile Creek tap water safe to drink? ▼
No federal limit is exceeded on record. No violations are currently open.
Does Ten Mile Creek water have PFAS? ▼
It was tested for the six regulated PFAS compounds and none were detected.
Who supplies water to Ten Mile Creek? ▼
Washington Suburban Sanitary Commission (PWSID MD0150005). Surface water. Drawn from surface water — SDWIS source code SW
When was this system last inspected? ▼
It was last inspected on 2026-02-06. No significant deficiencies were recorded.

What Should Ten Mile Creek Residents Do?

1
Read your annual water report
Your supplier publishes a Consumer Confidence Report each July covering the prior year.
2
Check for a lead service line
Lead reaches tap water mainly through service lines and household plumbing. Suppliers now publish an inventory identifying lead lines.
3
Flush before drinking
If water has sat in pipes more than six hours, run the cold tap for two minutes before drinking or cooking.

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