Nitrate Contamination in Virginia

ZipCheckup analyzed EPA enforcement records across 1,228 ZIP codes in Virginia. 14 ZIP codes have nitrate-related violations on record.

The violation rate for nitrate in Virginia is 1.1% of all ZIP codes — roughly in line with the national average.

EPA Standard for Nitrate

The EPA maximum contaminant level (MCL) for nitrate is 10 mg/L (as nitrogen), governed by the National Primary Drinking Water Regulations. Water systems that exceed this limit must take corrective action and notify consumers.

Health Effects of Nitrate

How to Remove Nitrate From Drinking Water

The most effective treatment for nitrate removal is Reverse Osmosis or Ion Exchange. Look for filters certified under NSF 53 / NSF 58 standards.

Check Your ZIP Code

Use the ZipCheckup water quality search to see nitrate data for your specific water system in Virginia.