South Duchesne Culinary Water
EWG's drinking water quality report shows results of tests conducted by the water utility and provided to the Environmental Working Group by the Utah Department of Environmental Quality, as well as information from the U.S. EPA Enforcement and Compliance History database (ECHO). For the latest quarter assessed by the EPA (July 2018 - September 2018), tap water provided by this water utility was in compliance with federal health-based drinking water standards.
This water utility buys or otherwise receives some or all of its finished water from one or more public water utility systems. EWG research suggests that this utility purchases water from a single supplier, Duchesne Water System. Tap water results displayed on the utility page show the water quality testing conducted by the original water supplier and this utility.
Total trihalomethanes (TTHMs)cancer✕
Trihalomethanes are cancer-causing contaminants that form during water treatment with chlorine and other disinfectants. The total trihalomethanes group includes four chemicals: chloroform, bromodichloromethane, dibromochloromethane and bromoform.
How your levels compareThe State and National averages were calculated using the averages of the contaminant measurements for each utility in 2015.
ppb = parts per billion.
Health risks of trihalomethanes in excess of health guideline
The health guideline of 0.8 ppb for trihalomethanes was defined by the California Office of Environmental Health Hazard Assessment as a draft public health goal, the level of drinking water contaminant that does not pose a significant health risk. This health guideline protects against cancer.
Testing summary by quarter
ABOVE HEALTH GUIDELINE
ABOVE LEGAL LIMIT
- Utility Average 2015: 46.1 ppb
- Health Guideline Exceeded 2015: Yes
- Legal Limit Exceeded 2015: No
2010 2011 2012 2013 2014 2015 46.1 ppb Yes No
Includes chemicals detected in 2015 for which annual utility averages exceeded an EWG-selected health guideline established by a federal or state public health authority.
Click on each pollution source to see from which source contaminants come.
South Duchesne Culinary Water compliance with legally mandated federal standards
- From October 2015 to September 2018, South Duchesne Culinary Water complied with health-based drinking water standards.
- 12 QUARTERSin violation of any federal drinking water standard from October 2015 to September 2018
Other contaminants tested✕
Chemicals tested for but not detected from 2010 to 2015: