B64/100
Desoto Tap Water Quality: Is It Safe to Drink? (2026 Report)
Serving 4,645 residents · Kansas
What's In Desoto's Tap Water?
31
Contaminants Tested
0
Exceed EPA Limits
0
Above EPA Goals
EPA Violation History
6
Violations (last 5yr)
5
Unresolved
3
Health-Related
TIER 3Unresolved
Failed Level 2 Assessment under Revised Total Coliform Rule
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
TIER 3Unresolved
Failed Level 2 Assessment under Revised Total Coliform Rule
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
TIER 3Resolved
Reporting violation
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: October 17, 2024 – October 21, 2024Rule: Ground Water RuleEnforcement: Resolving — corrective action underway
TIER 2Unresolved
Violation related to Consumer Confidence Report
When: March 13, 2024Rule: Consumer Confidence RuleEnforcement: Informal — resolved cooperativelyVerify on EPA.gov
TIER 2Unresolved
Violation related to Consumer Confidence Report
When: March 13, 2024Rule: Consumer Confidence RuleEnforcement: Informal — resolved cooperativelyVerify on EPA.gov
TIER 2Unresolved
Violation related to Consumer Confidence Report
When: March 13, 2024Rule: Consumer Confidence RuleEnforcement: Informal — resolved cooperativelyVerify on EPA.gov
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
DESOTO, CITY OF
Population Served
4,645
Water Source
Groundwater
System ID
KS2009102
Frequently Asked Questions About Desoto Water
Is Desoto tap water safe to drink?
Desoto, Kansas tap water receives a grade of B (64/100), which is considered good. Out of 31 contaminants tested, none exceed EPA maximum contaminant levels (MCLs). While the water meets federal standards, some residents may still choose to use a filter for additional peace of mind.
What contaminants are in Desoto's water?
31 contaminants were tested in Desoto's water supply. No contaminants exceed EPA legal limits (MCLs) or health goals (MCLGs), which is a positive indicator of water quality.
Does Desoto have any water quality violations?
Yes, Desoto has 16 EPA violation(s) on record, with the most recent in 2025. Violation types include MR, RPT, TT. 5 of these are health-based violations, which are the most serious category.
Do I need a water filter in Desoto?
Desoto water meets EPA standards, so a filter is not strictly necessary. However, some residents prefer the added security of a water filter. EPA health goals (MCLGs) are stricter than legal limits and are set at levels with zero expected health risk. All contaminants are within health goals.
Where does Desoto's tap water come from?
Desoto's drinking water is sourced from groundwater and supplied by DESOTO, CITY OF. The system serves approximately 4,645 people. Groundwater is pumped from underground aquifers, which often provides natural filtration.
How often is Desoto'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. Desoto'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 Desoto's water compare to other cities in Kansas?
Desoto's water quality score of 64/100 earns a grade of B, which is considered good. This is an above-average score compared to many cities nationwide. Visit our Kansas state page to see how all cities in the state compare.
What should I do if I'm concerned about Desoto's water quality?
If you have concerns about Desoto'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 (DESOTO, CITY OF) 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.