A83/100
Carl Junction Tap Water Quality: Is It Safe to Drink? (2026 Report)
Serving 13,642 residents · Missouri
What's In Carl Junction's Tap Water?
31
Contaminants Tested
0
Exceed EPA Limits
0
Above EPA Goals
EPA Violation History
1
Violation (last 5yr)
0
Unresolved
0
Health-Related
TIER 3Resolved
Monitoring Violation
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: August 1, 2023 – August 31, 2023Rule: Total Coliform 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
CARL JUNCTION PWS
Population Served
8,142
Water Source
Groundwater
System ID
MO5010138
JASPER COUNTY PWSD 1
Population Served
5,500
Water Source
Groundwater
System ID
MO5024286
Frequently Asked Questions About Carl Junction Water
Is Carl Junction tap water safe to drink?
Carl Junction, Missouri tap water receives a grade of A (83/100), which is considered excellent. Out of 31 contaminants tested, none exceed EPA maximum contaminant levels (MCLs) and 1 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 Carl Junction's water?
Of the 31 contaminants tested in Carl Junction's water supply, the most notable include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 contaminant(s) exceed EPA health goals (MCLGs), which are non-enforceable targets set at levels with no known health risk.
Does Carl Junction have any water quality violations?
Yes, Carl Junction has 10 EPA violation(s) on record, with the most recent in 2025. Violation types include MON, Other, MR. 5 of these are health-based violations, which are the most serious category.
Do I need a water filter in Carl Junction?
Carl Junction 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. 1 contaminant(s) exceed these stricter goals.
Where does Carl Junction's tap water come from?
Carl Junction's drinking water is sourced from groundwater and supplied by CARL JUNCTION PWS and 1 other water system(s). The system serves approximately 13,642 people. Groundwater is pumped from underground aquifers, which often provides natural filtration.
How often is Carl Junction'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. Carl Junction'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 Carl Junction's water compare to other cities in Missouri?
Carl Junction's water quality score of 83/100 earns a grade of A, which is considered excellent. This places Carl Junction 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 Carl Junction's water quality?
If you have concerns about Carl Junction'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 (CARL JUNCTION 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.