States › Maryland › Prince George's County

Prince George's County, MD Water Quality

Water quality data for 2 public water systems serving Prince George's County, Maryland — based on EPA SDWIS enforcement records, lead testing results, and health-based violation history.

📅 2026 Report 🔄 Data updated 2026 Q2 📍 2 water systems · 80 cities
✅
Excellent — All Systems Performing Well

Water quality across the county is outstanding with minimal violations and very low lead levels.

A

Prince George's County Earns a A

Prince George's County: 80 communities across 2 water systems. 100.0% have no open violations.

  • Median lead where detected: 1.50 ppb
  • 1 communities with a lead detection, 79 reporting none detected
  • 0 communities with PFAS above the federal limit
  • 0 with significant inspection deficiencies
  • 100.0% of communities have no open violations
1.5 ppb
Median Lead Level
County-wide, 90th percentile
2
Water Systems
Active CWS & NTNCWS
100%
Violation-Free
No active violations on record
How we grade counties: MyWaterIQ uses EPA SDWIS enforcement data — actual MCL violations and lead test results — not the aspirational MCLG targets used by some sites. A grade reflects real compliance history, not theoretical risk. Learn more →

Cities by Water Quality

⭐ Best Performing
  • Queen Anne
    Not detected
    No federal limits exceeded on record
    A
  • Clinton
    Not detected
    No federal limits exceeded on record
    A
  • Bowie
    Not detected
    No federal limits exceeded on record
    A
  • Chillum
    Not detected
    No federal limits exceeded on record
    A
  • College Park
    Not detected
    No federal limits exceeded on record
    A
⚠ Needs Attention
  • Queen Anne
    Not detected
    No federal limits exceeded on record
    A
  • Clinton
    Not detected
    No federal limits exceeded on record
    A
  • Bowie
    Not detected
    No federal limits exceeded on record
    A
  • Chillum
    Not detected
    No federal limits exceeded on record
    A
  • College Park
    Not detected
    No federal limits exceeded on record
    A
County Lead Level — Median 1.5 ppb
Based on most recent 90th percentile lead tests across all reporting systems
0 ppb5 ppb10 ppb15 ppb
County median: 1.5 ppb — 10% of the federal action level
Systems by Lead Level
Under 5 ppb
1
No Data
79

All Cities in Prince George's County

Clinton Not detected A
Bowie Not detected A
Chillum Not detected A
College Park Not detected A
Laurel Not detected A
South Laurel Not detected A
Landover Not detected A
Suitland Not detected A
Fort Washington Not detected A
Greenbelt Not detected A
Camp Springs Not detected A
Hyattsville Not detected A
Beltsville Not detected A
Oxon Hill Not detected A
Langley Park Not detected A
Glassmanor Not detected A
East Riverdale Not detected A
Seabrook Not detected A
Adelphi Not detected A
Hillcrest Heights Not detected A
Summerfield Not detected A
Glenn Dale Not detected A
Lake Arbor Not detected A
Kettering Not detected A
New Carrollton Not detected A
Accokeek Not detected A
Brock Hall Not detected A
Forestville Not detected A
Walker Mill Not detected A
Westphalia Not detected A
Rosaryville Not detected A
Largo Not detected A
Mitchellville Not detected A
Brandywine Not detected A
Coral Hills Not detected A
Friendly Not detected A
Lanham Not detected A
Marlton Not detected A
Bladensburg Not detected A
Marlboro Village Not detected A
Temple Hills Not detected A
Mount Rainier Not detected A
Fairwood Not detected A
Woodlawn Not detected A
Riverdale Park Not detected A
Silver Hill Not detected A
Cheverly Not detected A
Marlow Heights Not detected A
District Heights Not detected A
National Harbor Not detected A
Peppermill Village Not detected A
Glenarden Not detected A
Seat Pleasant Not detected A
Woodmore Not detected A
West Laurel Not detected A
Capitol Heights Not detected A
Brentwood Not detected A
Melwood Not detected A
Marlboro Meadows Not detected A
Springdale Not detected A
Brown Station Not detected A
Konterra Not detected A
Andrews AFB Not detected A
Forest Heights Not detected A
University Park Not detected A
Berwyn Heights Not detected A
Queensland Not detected A
Landover Hills Not detected A
Edmonston Not detected A
Colmar Manor Not detected A
Cedar Heights Not detected A
Fairmount Heights Not detected A
Cottage City Not detected A
Morningside Not detected A
Maryland Park Not detected A
Upper Marlboro Not detected A
North Brentwood Not detected A
Croom Not detected A
Cedarville 1.50 ppb B
Queen Anne Not detected A
Showing 80 cities
No active violations Active violations

About Prince George's County Drinking Water

Prince George's County is served by 2 water systems covering 80 communities. No community here has an open violation on record.

Of the communities reporting lead results, 1 recorded a detection, with a median of 1.50 ppb — 10% of the federal action level. 79 reported none detected, which means below the laboratory limit rather than an absence of lead.

No community here has PFAS above the federal limit on record. State inspectors recorded no significant deficiencies.

Frequently Asked Questions

Is Prince George's County tap water safe to drink?▼
No community in Prince George's County has an open violation on record. No community has PFAS above the federal limit on record.
What is the lead level in Prince George's County?▼
Among communities with a detection the median is 1.50 ppb, 10% of the 15 ppb action level. 79 reported none detected and 0 reported no result.
How many water systems serve Prince George's County?▼
2 community water systems serve 80 communities here.
← Back to Maryland water quality overview