Water Quality in California, MD (20634)

EPA violation data for public water systems serving ZIP code 20634.

Past Health-Based Violations

1 health-based violation was found in the past 5 years, meaning contaminant levels exceeded federal safety limits. All have since been resolved. There are also 4 monitoring/reporting violations.

More violations than 53% of US ZIP codes.

Based on EPA compliance data. Not a substitute for an official water quality report from your utility.

7,088

Population

18

Water Systems

5

Violations (5yr)

1

Health-Based

Location

Loading map...

Water Systems Serving This Area (18)

Lexington Park

All resolved
Groundwater 43,030 people served
3 violations (5yr) · All resolved

Greenview Knolls Water Co Inc

Groundwater 470 people served
0 violations

Little Flower School

1 health-based
Groundwater 380 people served
2 violations (5yr) · 1 health-based · All resolved

Tubman & Douglas Ests

Groundwater 250 people served
0 violations

Chance Water Co Inc

Groundwater 136 people served
0 violations

Langley Trailer Park

Groundwater 108 people served
0 violations

Chance Water Co Inc

Groundwater 70 people served
0 violations

Shetland Acres Trailer Park

Groundwater 63 people served
0 violations

St. Mary'S Caring, Inc

Groundwater 54 people served
0 violations

Oriental Market

Groundwater 27 people served
0 violations

James Hills Trailer Park

Groundwater 25 people served
0 violations

Christmas Country Store

Groundwater 25 people served
0 violations

Watermelon Station

Groundwater 25 people served
0 violations

7-Eleven #28940

Groundwater 25 people served
0 violations

Shetland Acres Trailer Park

Groundwater 25 people served
0 violations

Deer Run Arc Group Home

Groundwater 25 people served
0 violations

Softball Hall Of Fame

Groundwater 25 people served
0 violations

Creekside Tavern

Groundwater 0
0 violations

Contaminants Found

LEAD AND COPPER RULE REVISIONSHealth-Based
2 violations
All resolved
NitrateMonitoring

At high levels, nitrate can cause blue baby syndrome in infants.

1 violation
All resolved
TTHMMonitoring
1 violation
All resolved

How Does This Compare?

California (20634) has more violations than 53% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 5.

Fewer violations 53th percentile More violations

Recommended Water Filters

Based on health-based violations detected in your area, these filter types are commonly used to address similar contaminants. Consult your water utility's Consumer Confidence Report for the most current data.

Reverse Osmosis System

Highly effective at removing heavy metals, dissolved solids, and a wide range of contaminants. Recommended for homes with lead or arsenic concerns.

Targets:Lead, Copper, Arsenic, Mercury, Cadmium

Look for:NSF/ANSI 58 certified

Always look for filters certified by NSF International for the specific contaminants you want to remove. This is general educational information, not an endorsement of any specific product.

Nearby ZIP Codes

Check Another ZIP Code