B71/100
Fort Johnson Tap Water Quality: Is It Safe to Drink? (2026 Report)
Serving 22,477 residents · Louisiana
What's In Fort Johnson's Tap Water?
31
Contaminants Tested
0
Exceed EPA Limits
0
Above EPA Goals
EPA Violation History
No violations in the past 5 years
Full EPA compliance since 2011.
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
FORT POLK NORTH WATER SYSTEM
Population Served
9,420
Water Source
Groundwater
System ID
LA1115064
FORT POLK SOUTH WATER SYSTEM
Population Served
10,902
Water Source
Groundwater
System ID
LA1115065
FORT POLK NORTH HOUSING WATER SYSTEM
Population Served
2,155
Water Source
Groundwater
System ID
LA1115087
Frequently Asked Questions About Fort Johnson Water
Is Fort Johnson tap water safe to drink?
Fort Johnson, Louisiana tap water receives a grade of B (71/100), which is considered good. Out of 32 contaminants tested, 1 exceed EPA maximum contaminant levels (MCLs) and 2 exceed health guidelines (MCLGs). While the water meets federal standards, some residents may still choose to use a filter for additional peace of mind.
What contaminants are in Fort Johnson's water?
Of the 32 contaminants tested in Fort Johnson'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.
Does Fort Johnson have any water quality violations?
Yes, Fort Johnson has 20 EPA violation(s) on record, with the most recent in 2011. Violation types include MCL, MR, Other. 13 of these are health-based violations, which are the most serious category.
Do I need a water filter in Fort Johnson?
Based on EPA data, using a water filter in Fort Johnson 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 Fort Johnson's tap water come from?
Fort Johnson's drinking water is sourced from groundwater and supplied by FORT POLK NORTH WATER SYSTEM and 2 other water system(s). The system serves approximately 22,477 people. Groundwater is pumped from underground aquifers, which often provides natural filtration.
How often is Fort Johnson'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. Fort Johnson'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 Fort Johnson's water compare to other cities in Louisiana?
Fort Johnson's water quality score of 71/100 earns a grade of B, which is considered good. This is an above-average score compared to many cities nationwide. Visit our Louisiana state page to see how all cities in the state compare.
What should I do if I'm concerned about Fort Johnson's water quality?
If you have concerns about Fort Johnson'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 (FORT POLK NORTH WATER SYSTEM) 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.