F14/100
Fort Riley Tap Water Quality: Is It Safe to Drink? (2026 Report)
Serving 35,784 residents · Kansas
What's In Fort Riley's Tap Water?
73
Contaminants Tested
3
Exceed EPA Limits
2
Above EPA Goals
5 contaminants above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
PFOA | 0.021 µg/L | 0.004 µg/L | Over Limit |
PFHxS | 0.018 µg/L | 0.010 µg/L | Over Limit |
PFOS | 0.009 µg/L | 0.004 µg/L | Over Limit |
chlorate | 346.00 µg/L | — | Above Goal |
Lead (90th percentile) | 0.001 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
No violations in the past 5 years
Full EPA compliance since 2019.
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
FRUSI WATER TREATMENT PLANT
Population Served
35,784
Water Source
Groundwater
System ID
KS2006114
Frequently Asked Questions About Fort Riley Water
Is Fort Riley tap water safe to drink?
Fort Riley, Kansas tap water receives a grade of F (14/100), which is considered failing. 3 contaminant(s) exceed EPA maximum contaminant levels and 20 violation(s) are on record. Residents should consider using an NSF-certified water filter to reduce contaminant exposure.
What contaminants are in Fort Riley's water?
Of the 73 contaminants tested in Fort Riley's water supply, the most notable include PFOA, PFOS, PFHxS, Lead (90th percentile), chlorate. 3 contaminant(s) exceed EPA legal limits (MCLs). 5 contaminant(s) exceed EPA health goals (MCLGs), which are non-enforceable targets set at levels with no known health risk.
Does Fort Riley have any water quality violations?
Yes, Fort Riley has 20 EPA violation(s) on record, with the most recent in 2019. Violation types include MCL, Other, MR. 9 of these are health-based violations, which are the most serious category.
Do I need a water filter in Fort Riley?
Based on EPA data, using a water filter in Fort Riley is recommended. 3 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 Riley's tap water come from?
Fort Riley's drinking water is sourced from groundwater and supplied by FRUSI WATER TREATMENT PLANT. The system serves approximately 35,784 people. Groundwater is pumped from underground aquifers, which often provides natural filtration.
How often is Fort Riley'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 Riley'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 Riley's water compare to other cities in Kansas?
Fort Riley's water quality score of 14/100 earns a grade of F, which is considered failing. This is a concerning score that suggests significant water quality issues. Visit our Kansas state page to see how all cities in the state compare.
What should I do if I'm concerned about Fort Riley's water quality?
If you have concerns about Fort Riley'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 (FRUSI WATER TREATMENT PLANT) 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.