C53/100
London Tap Water Quality: Is It Safe to Drink? (2026 Report)
Serving 71,586 residents · Kentucky
What's In London's Tap Water?
69
Contaminants Tested
0
Exceed EPA Limits
0
Above EPA Goals
EPA Violation History
No violations in the past 5 years
Full EPA compliance since 2015.
Understanding violation severity
Tier 1Urgent health risk. Utility must notify all customers within 24 hours.Tier 2Important health or treatment issue. Customers notified within 30 days.Tier 3Administrative or monitoring issue. Reported in the annual water quality report.
Source: EPA Safe Drinking Water Information System (SDWIS) · Updated quarterly
Water Utility Details
LAUREL CO WATER DISTRICT #2
Population Served
16,899
Water Source
Surface Water
System ID
KY0630238
LONDON UTILITY COMMISSION
Population Served
8,855
Water Source
Surface Water
System ID
KY0630255
WEST LAUREL WATER ASSOC INC
Population Served
14,878
Water Source
Purchased Surface Water
System ID
KY0630451
WOOD CREEK WATER DISTRICT
Population Served
14,892
Water Source
Surface Water
System ID
KY0630477
EAST LAUREL WATER DISTRICT
Population Served
16,062
Water Source
Purchased Surface Water
System ID
KY0630797
Frequently Asked Questions About London Water
Is London tap water safe to drink?
London, Kentucky tap water receives a grade of C (53/100), which is considered fair. 1 contaminant(s) exceed EPA maximum contaminant levels and 151 violation(s) are on record. Residents should consider using an NSF-certified water filter to reduce contaminant exposure.
What contaminants are in London's water?
Of the 70 contaminants tested in London's water supply, the most notable include Copper (90th percentile), Lead (90th percentile), chlorate. 1 contaminant(s) exceed EPA legal limits (MCLs). 3 contaminant(s) exceed EPA health goals (MCLGs), which are non-enforceable targets set at levels with no known health risk.
Does London have any water quality violations?
Yes, London has 151 EPA violation(s) on record, with the most recent in 2024. Violation types include TT, Other, MON. 19 of these are health-based violations, which are the most serious category.
Do I need a water filter in London?
Based on EPA data, using a water filter in London 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.
Where does London's tap water come from?
London's drinking water is sourced from surface water and supplied by LAUREL CO WATER DISTRICT #2 and 4 other water system(s). The system serves approximately 71,586 people. Surface water sources include rivers, lakes, and reservoirs.
How often is London's water tested?
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. London'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.
How does London's water compare to other cities in Kentucky?
London's water quality score of 53/100 earns a grade of C, which is considered fair. This is a below-average score that indicates room for improvement. Visit our Kentucky state page to see how all cities in the state compare.
What should I do if I'm concerned about London's water quality?
If you have concerns about London'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 (LAUREL CO WATER DISTRICT #2) 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.