Prince George's County, Maryland
46 ZIP codes · Avg score 62/100 · Grade C · Updated 2026-06-04
Recent monitoring in Prince George's County's 46 ZIP codes shows middle-tier safety — some systems are clean; others have logged EPA violations.
How Prince George's County Compares
How Prince George's County Compares
Prince George's County scores 1 points above the Maryland state average (61/100) and 6 points below the national average (68/100).
Data: EPA SDWIS Last verified: 2026-06-04
ZIP Code Risk Map
Water Quality Map: Prince George's County, Maryland
Each dot represents a ZIP code. Color indicates water quality grade. Tap a dot for details.
Key Risk Factors
Health risk index: 13 (asthma 11.4%, diabetes 15.1%)
Estimated additional annual cost per homeowner: $2,389, driven primarily by sea_level
County Health Indicators vs National Average
Black markers indicate national averages. Source: CDC PLACES, Census ACS.
Compound Risk Breakdown
Estimated additional annual cost per homeowner: $2,389
Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).
Water Safety Affordability
How much it costs to fix water issues relative to home values in Prince George's County
Remediation costs are relatively manageable for most homeowners in Prince George's County, representing a small fraction of property value.
Remediation includes water filtration, lead abatement, radon mitigation, and flood protection where applicable. Source: Census ACS, EPA SDWIS.
Health Outcomes vs National Average
CDC PLACES data for Prince George's County residents
Black markers = national averages. Red = above national avg. Green = below. Source: CDC PLACES, Census ACS.
Water Systems with Most Violations
Top 5 systems in Prince George's County ranked by EPA violation count.
| # | Water System | Population | Violations |
|---|---|---|---|
| 1 | CITY OF BOWIE | 25,000 | 14 |
| 2 | WASHINGTON SUBURBAN SANITARY COMMISSION | 1,900,000 | 8 |
| 3 | CEDARVILLE MOBILE HOME PARK | 780 | 0 |
| 4 | Calvert Manor | 300 | 0 |
| 5 | Bryans Road | 6,260 | 0 |
All ZIP Codes in Prince George's County
46 ZIP codes tracked in Prince George's County.
| # | ZIP Code | City | Safety Score | Grade | Violations | Home Value |
|---|---|---|---|---|---|---|
| 1 | 20709 | Laurel | 83 | B | 0 | — |
| 2 | 20725 | Laurel | 83 | B | 0 | — |
| 3 | 20726 | Laurel | 83 | B | 0 | — |
| 4 | 20716 | Bowie | 82 | B | 2 (1 health) | $406K |
| 5 | 20717 | Bowie | 82 | B | 2 (1 health) | — |
| 6 | 20718 | Bowie | 82 | B | 2 (1 health) | — |
| 7 | 20719 | Bowie | 82 | B | 2 (1 health) | — |
| 8 | 20607 | Accokeek | 78 | B | 0 | $523K |
| 9 | 20613 | Brandywine | 78 | B | 0 | $512K |
| 10 | 20707 | Laurel | 78 | B | 0 | $411K |
| 11 | 20708 | Laurel | 78 | B | 0 | $432K |
| 12 | 20715 | Bowie | 77 | B | 2 (1 health) | $438K |
| 13 | 20720 | Bowie | 77 | B | 2 (1 health) | $546K |
| 14 | 20721 | Bowie | 77 | B | 2 (1 health) | $562K |
| 15 | 20616 | Bryans Road | 63 | C | 0 | $345K |
| 16 | 20623 | Cheltenham | 63 | C | 0 | $452K |
| 17 | 20769 | Glenn Dale | 63 | C | 0 | $571K |
| 18 | 20799 | Capitol Heights | 63 | C | 0 | — |
| 19 | 20743 | Capitol Heights | 55 | C | 0 | $317K |
| 20 | 20745 | Oxon Hill | 55 | C | 0 | $352K |
| 21 | 20746 | Suitland | 55 | C | 0 | $325K |
| 22 | 20747 | District Heights | 55 | C | 0 | $325K |
| 23 | 20774 | Upper Marlboro | 55 | C | 0 | $440K |
| 24 | 20784 | Hyattsville | 55 | C | 0 | $357K |
| 25 | 20785 | Hyattsville | 55 | C | 0 | $346K |
| 26 | 20588 | Dhs | 53 | D | 0 | — |
| 27 | 20697 | Southern Md Facility | 53 | D | 0 | — |
| 28 | 20703 | Lanham | 53 | D | 0 | — |
| 29 | 20731 | Capitol Heights | 53 | D | 0 | — |
| 30 | 20738 | Riverdale | 53 | D | 0 | — |
| 31 | 20741 | College Park | 53 | D | 0 | — |
| 32 | 20749 | Fort Washington | 53 | D | 0 | — |
| 33 | 20750 | Oxon Hill | 53 | D | 0 | — |
| 34 | 20752 | Suitland | 53 | D | 0 | — |
| 35 | 20757 | Temple Hills | 53 | D | 0 | — |
| 36 | 20762 | Andrews Air Force Base | 53 | D | 0 | — |
| 37 | 20775 | Upper Marlboro | 53 | D | 0 | — |
| 38 | 20790 | Capitol Heights | 53 | D | 0 | — |
| 39 | 20791 | Capitol Heights | 53 | D | 0 | — |
| 40 | 20797 | Southern Md Facility | 53 | D | 0 | — |
| 41 | 20706 | Lanham | 50 | D | 0 | $409K |
| 42 | 20735 | Clinton | 50 | D | 0 | $401K |
| 43 | 20744 | Fort Washington | 50 | D | 0 | $418K |
| 44 | 20748 | Temple Hills | 50 | D | 0 | $356K |
| 45 | 20753 | District Heights | 50 | D | 0 | — |
| 46 | 20772 | Upper Marlboro | 50 | D | 0 | $444K |
Recommended Buyer Guides for Prince George's County
Methodologically, the recommendation order reflects severity in the federal record: contaminants flagged in EPA detection records for this county outrank generic water concerns, FEMA-confirmed hazard ratings shift emergency-related categories upward, and CDC lead-exposure markers govern when lead-test kits and certified filters appear at the top of the list.
- Best Under-Sink Reverse Osmosis Systems — Multi-contaminant removal at the kitchen tap
Deep Dive Reports
Detailed analysis for Prince George's County, Maryland
Overview
Prince George's County in Maryland covers 46 ZIP codes with an average Home Safety Score of C (62/100).
7 of 46 ZIP codes have recorded EPA violations. 7 health-based violations have been documented.
← Back to Maryland water quality report
Data Sources
- Water quality: EPA Safe Drinking Water Information System (SDWIS)
- Home values: U.S. Census Bureau ACS (median estimates by ZCTA)
Updated daily.