King George Tap Water Quality: Is It Safe to Drink? (2026 Report)

King George, California tap water receives a grade of D (33/100), which is considered poor. 1 contaminant(s) exceed EPA maximum contaminant levels and 189 violation(s) are on record. Residents should consider using an NSF-certified water filter to reduce contaminant exposure.

Of the 32 contaminants tested in King George's water supply, the most notable include Copper (90th percentile), Lead (90th percentile). 1 contaminant(s) exceed EPA legal limits (MCLs). 2 contaminant(s) exceed EPA health goals (MCLGs), which are non-enforceable targets set at levels with no known health risk.

Yes, King George has 189 EPA violation(s) on record, with the most recent in 2024. Violation types include MR, Other, MCL. 16 of these are health-based violations, which are the most serious category.

Based on EPA data, using a water filter in King George is recommended. 1 contaminant(s) exceed legal limits. An NSF-certified filter — such as a reverse osmosis or activated carbon system — can effectively reduce many common contaminants. Choose a filter certified to remove the specific contaminants found in your area.

King George's drinking water is sourced from groundwater and supplied by KING GEORGE CO. COURTHOUSE and 3 other water system(s). The system serves approximately 10,066 people. Groundwater is pumped from underground aquifers, which often provides natural filtration.

Under the Safe Drinking Water Act (SDWA), water utilities are required to regularly test for over 90 contaminants. Testing frequency varies by contaminant — some are tested monthly, others quarterly or annually. King George's water systems must report results to the EPA and publish an annual Consumer Confidence Report (CCR). The data on this page reflects the latest available EPA testing data.

King George's water quality score of 33/100 earns a grade of D, which is considered poor. This is a concerning score that suggests significant water quality issues. Visit our California state page to see how all cities in the state compare.

If you have concerns about King George's tap water, consider these steps: (1) Request your utility's annual Consumer Confidence Report for detailed local data. (2) Get your water independently tested through a state-certified laboratory. (3) Consider an NSF-certified water filter rated for the contaminants found in your area. (4) Contact your water utility (KING GEORGE CO. COURTHOUSE) with specific questions. (5) Report water quality issues to your state drinking water program or the EPA Safe Drinking Water Hotline at 800-426-4791.