When: August 23, 2021 – October 1, 2021Rule: Ground Water RuleEnforcement: Formal — state order issued
TIER 3Resolved
Failed to issue ongoing public notification
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: July 1, 2021 – January 14, 2022Rule: Ground Water RuleEnforcement: Formal — state order issued
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
Coleman, Texas tap water receives a grade of F (16/100), which is considered failing. 0 contaminant(s) exceed EPA maximum contaminant levels and 82 violation(s) are on record. Residents should consider using an NSF-certified water filter to reduce contaminant exposure.
What contaminants are in Coleman's water?
34 contaminants were tested in Coleman's water supply. No contaminants exceed EPA legal limits (MCLs) or health goals (MCLGs), which is a positive indicator of water quality.
Does Coleman have any water quality violations?
Yes, Coleman has 82 EPA violation(s) on record, with the most recent in 2025. Violation types include Other, MR, TT. 38 of these are health-based violations, which are the most serious category.
Do I need a water filter in Coleman?
Coleman 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 Coleman's tap water come from?
Coleman's drinking water is sourced from surface water and supplied by CITY OF COLEMAN and 1 other water system(s). The system serves approximately 9,136 people. Surface water sources include rivers, lakes, and reservoirs.
How often is Coleman'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. Coleman'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 Coleman's water compare to other cities in Texas?
Coleman's water quality score of 16/100 earns a grade of F, which is considered failing. This is a concerning score that suggests significant water quality issues. Visit our Texas state page to see how all cities in the state compare.
What should I do if I'm concerned about Coleman's water quality?
If you have concerns about Coleman'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 (CITY OF COLEMAN) 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.