Access to clean and safe tap water is a basic human right that is essential for maintaining good health and well-being. The quality of tap water can vary from state to state, and some areas of the country have consistently ranked higher than others in terms of water quality. Here’s a closer look at the best and worst tap water states, as evaluated by the Environmental Protection Agency (EPA), and an explanation of what makes the tap water quality in these states so unique. Today, Premier Filters USA will be ranking the best and worst Tap water By State.

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Best Tap Water States:
Rhode Island: Rhode Island has consistently ranked among the top states for tap water quality. The state’s water infrastructure is well-maintained, and its water treatment facilities use advanced technologies to ensure that contaminants are removed from the water supply. Additionally, Rhode Island’s natural water sources are relatively pristine, which helps ensure that the tap water is of high quality.
- South Dakota: South Dakota has some of the best tap water quality in the nation, thanks to its abundance of groundwater resources and rigorous water testing and treatment protocols. The state’s water treatment facilities use state-of-the-art technologies to remove contaminants from the water, and its water sources are well-protected to prevent contamination.
- Maine: Maine’s tap water quality is also among the best in the nation, with the state’s natural water sources being some of the cleanest in the country. Additionally, Maine has invested heavily in water treatment infrastructure and technology, which helps keep its drinking water supply safe and clean.
- Connecticut: Connecticut is another state that has prioritized maintaining high tap water quality standards. The state’s water treatment facilities use advanced technologies to remove contaminants from the water, and regular monitoring and testing ensures that any potential issues are quickly addressed.
- New Hampshire: New Hampshire is known for its abundant water resources and natural beauty, and the state has worked hard to maintain high water quality standards. Its water treatment facilities use advanced technologies to remove contaminants from the water supply, and the state prioritizes regular monitoring and testing to ensure that its residents have access to safe and clean drinking water.
Worst Tap Water States:
- Texas: Texas has consistently ranked among the worst states for tap water quality. The state’s aging water infrastructure is in need of significant upgrades, and many of its water sources are contaminated with pollutants like arsenic and lead. Additionally, the state’s warm climate can exacerbate issues with water quality, leading to higher levels of contaminants in the water supply.
- Florida: Florida’s tap water quality is also a cause for concern, with many areas of the state experiencing high levels of lead, disinfection byproducts, and other contaminants. The state’s warm climate and frequent algal blooms can also lead to issues with taste and odor in the water supply.
- California: While California has made strides in improving its water quality in recent years, many areas of the state still struggle with high levels of contaminants like arsenic, lead, and nitrate. The state’s aging water infrastructure and ongoing drought conditions also pose challenges for maintaining safe and clean drinking water.
- Arizona: Arizona’s tap water quality has been ranked among the worst in the nation, with many areas of the state experiencing high levels of lead, arsenic, and other contaminants. The state’s hot and dry climate, as well as its heavy reliance on groundwater sources, can exacerbate issues with water quality.
- New Jersey: New Jersey’s water infrastructure is in need of significant upgrades and repairs, with many of the state’s water treatment facilities operating well beyond their intended lifespans. The state’s aging water infrastructure, combined with issues like lead service lines, has resulted in many residents being exposed to unsafe levels of contaminants in their tap water.
In conclusion, the quality of tap water can vary greatly from state to state, and some areas of the country consistently rank higher than others in terms of water quality. It’s important to note that the EPA’s rankings are based on a variety of factors, including the levels of contaminants in the water, compliance with federal water quality standards, and overall system performance.
Here is a table summarizing the best and worst tap water states based on the EPA rankings:
Best Tap Water States | Worst Tap Water States |
---|---|
Rhode Island | Texas |
South Dakota | Florida |
Maine | California |
Connecticut | Arizona |
New Hampshire | New Jersey |
While living in a state with good tap water quality can be reassuring, it’s important for individuals to take responsibility for their own water quality as well. Home water filtration systems can be a great option for ensuring that tap water is safe and clean to drink, regardless of where you live. Additionally, staying informed about the quality of your local tap water and advocating for improvements can help ensure that everyone has access to safe and clean drinking water.