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Havre de Grace, MD Tap Water Quality 2026

Water quality report for Havre de Grace, MD — PFAS, lead and copper results, violation history and state inspection findings from EPA SDWIS.

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

Main Utility: City Of Havre De Grace PWSID: MD0120012 Updated: 2026 Q2
✅

No federal limits exceeded on record

Lead is 2.00 ppb, 13% of the action level and no violations are open. No PFAS was detected.

B

Havre de Grace earns a B for water quality

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

Lead: 2.00 ppb — 13% of the federal action level
PFAS tested, none detected
24 violations since 2015, 7 health-based
No violations currently open
Havre de Grace's lead level vs. all Maryland community water systems
0 ppb5 ppb10 ppb15 ppb
Lead level: 2.00 ppb — 13% of the federal action level
✓ Lower lead than 68% of Maryland utilities
Population Served
14692
~4500 connections
Water Source
Surface water
Drawn from surface water — SDWIS source code SW
Active Violations
0
24 since 2015, all resolved

Lead & Copper Testing

Lead (Pb)
90th percentile of tap samples collected across the distribution system
13% of EPA action level
2.00 ppb
Action level: 15 ppb
The 90th-percentile lead result is 2.00 ppb, 13% of the 15 ppb federal action level. The action level is a treatment trigger, not a legal maximum, and it is measured across sampled taps rather than at any single home.

Contaminant Violations (2015–Present)

ContaminantTypeMeasuredLimitPeriodStatus
Endrin MONITORING AND REPORTING — 0.002 mg/L 2024 Resolved
BHC-GAMMA MONITORING AND REPORTING — 0.0002 mg/L 2024 Resolved
Methoxychlor MONITORING AND REPORTING — 0.04 mg/L 2024 Resolved
Toxaphene MONITORING AND REPORTING — 0.003 mg/L 2024 Resolved
Di(2-ethylhexyl) adipate MONITORING AND REPORTING — 0.4 mg/L 2024 Resolved
Simazine MONITORING AND REPORTING — 0.004 mg/L 2024 Resolved
Di(2-ethylhexyl) phthalate MONITORING AND REPORTING — 0.006 mg/L 2024 Resolved
Hexachlorocyclopentadiene MONITORING AND REPORTING — 0.05 mg/L 2024 Resolved
Atrazine MONITORING AND REPORTING — 0.003 mg/L 2024 Resolved
LASSO MONITORING AND REPORTING — — 2024 Resolved
Heptachlor MONITORING AND REPORTING — 0.0004 mg/L 2024 Resolved
Heptachlor epoxide MONITORING AND REPORTING — 0.0002 mg/L 2024 Resolved
HEXACHLOROBENZENE MONITORING AND REPORTING — 0.001 mg/L 2024 Resolved
Benzo(a)pyrene MONITORING AND REPORTING — 0.0002 mg/L 2024 Resolved
Chlordane MONITORING AND REPORTING — 0.002 mg/L 2024 Resolved
Public Notice OTHER — — 2024 Resolved
CARBON, TOTAL TREATMENT TECHNIQUE 0.98 RATIO TT 2023 Resolved
Nitrate MONITORING AND REPORTING — 10 mg/L 2019 Resolved
TTHM MCL EXCEEDANCE 90 UG/L 0.080 mg/L 2016 Resolved
TTHM MCL EXCEEDANCE 116 UG/L 0.080 mg/L 2016 Resolved
TTHM MCL EXCEEDANCE 119 UG/L 0.080 mg/L 2016 Resolved
TTHM MCL EXCEEDANCE 117 UG/L 0.080 mg/L 2016 Resolved
TTHM MCL EXCEEDANCE 104 UG/L 0.080 mg/L 2015 Resolved
TTHM MCL EXCEEDANCE 92.21 UG/L 0.080 mg/L 2015 Resolved
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

24 violations are on record since 2015, of which 7 were health-based. All have been resolved and none remain open.

About the Main Water System

Utility City Of Havre De Grace
PWSID MD0120012
Water source Surface water — Drawn from surface water — SDWIS source code SW
Population served 14,692
Service connections 4,500
Systems serving this area 3
Regulator State primacy agency
Data through 2026 Q2 — EPA SDWIS

Frequently Asked Questions

Is Havre de Grace tap water safe to drink? ▼
No federal limit is exceeded on record. No violations are currently open. Lead is 2.00 ppb, 13% of the action level.
Does Havre de Grace water have PFAS? ▼
It was tested for the six regulated PFAS compounds and none were detected.
Who supplies water to Havre de Grace? ▼
City Of Havre De Grace (PWSID MD0120012), one of 3 systems serving this area. Surface water. Drawn from surface water — SDWIS source code SW
When was this system last inspected? ▼
It was last inspected on 2025-09-04. No significant deficiencies were recorded.

What Should Havre de Grace 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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