TapSafetyReport
A86/100

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

Serving 3,575 residents · Missouri

What's In Weston's Tap Water?

1
Contaminants Tested
0
Exceed EPA Limits
0
Above EPA Goals

EPA Violation History

6

Violations (last 5yr)

0

Unresolved

0

Health-Related

TIER 3Resolved

Violation related to Consumer Confidence Report

This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.

When: May 1, 2025 – May 31, 2025Rule: Consumer Confidence RuleEnforcement: Resolving — corrective action underway
TIER 3Resolved

Violation related to Consumer Confidence Report

This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.

When: January 1, 2025 – January 31, 2025Rule: Consumer Confidence RuleEnforcement: Resolving — corrective action underway
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 – January 10, 2025Rule: Ground Water RuleEnforcement: Resolving — corrective action underway
TIER 3Resolved

Monitoring Violation

This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.

When: September 1, 2023 – September 30, 2023Rule: Total Coliform RuleEnforcement: Resolving — corrective action underway
TIER 3Resolved

Monitoring Violation

This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.

When: July 1, 2023 – July 31, 2023Rule: Total Coliform RuleEnforcement: Resolving — corrective action underway
TIER 3Resolved

Violation related to Consumer Confidence Report

This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.

When: January 1, 2023 – January 31, 2023Rule: Consumer Confidence RuleEnforcement: Resolving — corrective action underway

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

WESTON PWS
Population Served

1,850

Water Source

Groundwater

System ID

MO1010851

PLATTE COUNTY PWSD 7
Population Served

1,725

Water Source

Purchased Groundwater

System ID

MO1024481

Frequently Asked Questions About Weston Water

Is Weston tap water safe to drink?

Weston, Missouri tap water receives a grade of A (86/100), which is considered excellent. Out of 1 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 Weston's water?

1 contaminants were tested in Weston's water supply. No contaminants exceed EPA legal limits (MCLs) or health goals (MCLGs), which is a positive indicator of water quality.

Does Weston have any water quality violations?

Yes, Weston has 19 EPA violation(s) on record, with the most recent in 2025. Violation types include MR, RPT, MON. 2 of these are health-based violations, which are the most serious category.

Do I need a water filter in Weston?

Weston 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 Weston's tap water come from?

Weston's drinking water is sourced from groundwater and supplied by WESTON PWS and 1 other water system(s). The system serves approximately 3,575 people. Groundwater is pumped from underground aquifers, which often provides natural filtration.

How often is Weston'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. Weston'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 Weston's water compare to other cities in Missouri?

Weston's water quality score of 86/100 earns a grade of A, which is considered excellent. This places Weston among the better-performing water systems in Missouri. Visit our Missouri state page to see how all cities in the state compare.

What should I do if I'm concerned about Weston's water quality?

If you have concerns about Weston'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 (WESTON PWS) 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.

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