- Failed some Health Guidelines
- Passed All Legal Limits
- Failed some Reporting and Monitoring Requirements
- Uses Chlorine disinfectant
Though Dallas sits atop an aquifer, the city only uses surface water to supply the city. The Dallas Water Utility utilizes common treatment solutions by using a combination of chlorine and ammonia (chloramines). The State of Texas has designated Dallas a “Superior Public Water System” which is the highest rating given by a state. Overall Dallas water test results have been good with only one report of trichloroacetic acid above health guidelines in recent years.
Dallas, TX Water Quality Recent Violations
There were no health violations for in the 2010-2012 reporting periods
There was 1 other violation found in Dallas, TX by the EPA in the 2010-2012 reporting periods. They are listed in the table below.
|Drinking Water Rule or Contaminant||Date Violation Last Reported||Violation Type||Violation||Number of Violations||Avg Violation||Max Violation||State Standard||Unit of Measure||Enforcement Action|
|Total Coliform Rule||2010-03-23||Monitoring or reporting violation||Monitoring, Repeat Major (TCR)||1||0||Public Notification Requested|
Dallas, TX Water Quality Historical Violations
|Contaminant||Total Tests||Positive Results||Above Health Limits||Above Legal Limits||EPA Regulated||Max Result||Health Limit||Legal Limit|
|Gross beta particle activity (pCi/L)||2||2||0||0||Yes||6.40||15||15|
|Total haloacetic acids (HAAs)||12||12||0||0||Yes||45.70||70||60|
|Total trihalomethanes (TTHMs)||16||16||0||0||Yes||67.40||-||80|
19 Contaminants were detected, 0 above legal limits, 1 above health guidelines, and 18 below limits for water suppliers serving Dallas, TX between 2004 and 2009.
156 Water Contaminants were tested for in the Dallas, TX area but not found in drinking water between 2004 and 2009.
Data Source: NYTimes.com
The scores and results above reflect a summary of the historical drinking water testing results that has been documented by the EPA and other sources. The color coding of the symbols was developed by WaterFilterComparisions.com as an easy way for individuals to gauge the historical effectiveness of Dallas water suppliers in meeting legal and health regulations in providing clean drinking water. This should only be used as a guide, and WaterFilterComparisons recommends you contact Dallas water suppliers to better understand the quality of the drinking water in Dallas, .