Water Quality in California, MD (20686)
EPA violation data for public water systems serving ZIP code 20686.
No Health-Based Violations
None of the 4 water systems serving this ZIP have exceeded federal contaminant limits in the past 5 years. There are3 monitoring/reporting violations (missed testing deadlines), all resolved.
Better than 43% of US ZIP codes.
Based on EPA compliance data. Not a substitute for an official water quality report from your utility.
971
Population
4
Water Systems
3
Violations (5yr)
0
Health-Based
Location
Loading map...
Water Systems Serving This Area (4)
Lexington Park
All resolvedSt Marys College
Saint Marys City Visitor Center
Green Door Tavern
Contaminants Found
At high levels, nitrate can cause blue baby syndrome in infants.
How Does This Compare?
California (20686) has more violations than 43% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 3, most of which are monitoring/reporting issues.
Water Filter Recommendations
No contaminant issues detected. For general protection, a basic carbon filter removes common impurities like chlorine and sediment. Look for NSF/ANSI 42 certified products.