8 Truths About Filtered Water Pitchers You Possibly Weren’t Aware Of

Matty Chin

By Matty Chin

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You might love the convenience of your filtered water pitcher, but have you ever wondered whether it’s really as effective as it claims to be? Filtered water pitchers promise to improve water quality, taste, and even health, but there’s a lot more going on behind the scenes. Let’s break down the truths you might not know about these popular household items and see if they’re truly living up to the hype.

1. How the Filtration Really Works

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Filtered water pitchers seem like magical gadgets that transform tap water into something purer, but the process is more science than magic. Most pitchers use activated carbon to filter out impurities, which works like a sponge soaking up chemicals, metals, and chlorine. Some high-end models even use ion-exchange resins that help remove heavy metals, such as lead, by swapping them out for safer ions like potassium.

However, not all filters are created equally. Basic filters may only improve the taste and smell of your water by removing chlorine, while more advanced models take out a broader range of contaminants. The downside? The more comprehensive the filter, the slower the filtration process. So, if you’re using a top-tier filter, expect a longer wait for your clean water.

2. Improved Taste: Real or Just in Your Head?

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One of the biggest selling points of filtered water pitchers is their promise to deliver better-tasting water. Many users swear that their water tastes fresher and cleaner, thanks to the removal of chlorine and other impurities. But is this noticeable improvement real, or could it be a placebo effect?

It turns out the activated carbon in most filters does a great job of removing chlorine, which often causes tap water to have a “swimming pool” flavor. Once the chlorine is gone, your water can taste noticeably better. However, taste is subjective, and some people might not notice a big difference – especially if their local tap water doesn’t have much chlorine to begin with. Some minerals that contribute to water’s taste might even be stripped away during filtration, leaving the water tasting bland to some drinkers.

3. What’s Really Getting Filtered Out?

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Filtered water pitchers are great at removing certain impurities like chlorine and mercury, but they have their limits. Many people assume that once water passes through the filter, it’s completely safe to drink. Unfortunately, that’s not always the case. These pitchers typically aren’t designed to remove bacteria, viruses, or other harmful microorganisms, which could be a concern in areas with poor water quality.

Advanced filters, like those in the ZeroWater brand, go a step further and can filter out lead and other heavy metals. Still, if you’re dealing with highly contaminated water, you might need a more robust filtration system, such as a reverse osmosis filter. It’s important to recognize that while filtered water pitchers are helpful for improving the taste and reducing certain contaminants, they don’t make water completely pure.

4. Maintenance Matters: Don’t Skip the Cleaning

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One truth that’s often overlooked is the importance of maintaining your filtered water pitcher. It’s not just about changing the filter – though that’s vital – it’s also about keeping the pitcher itself clean. Over time, bacteria and mold can grow in the reservoir or spout if they’re not cleaned regularly. Think of it this way: if you don’t clean your pitcher, you might just be drinking water that’s passed through a filter only to pick up germs from the container.

Most manufacturers recommend changing the filter every two months or after filtering around 40 gallons of water. Neglecting this can mean your water isn’t as clean as you think, since the filter’s effectiveness diminishes over time. Regularly scrubbing down the pitcher, reservoir, and lid with warm soapy water will ensure you’re not reintroducing bacteria into your freshly filtered water.

5. Not a Bacteria Fighter: Know the Limitations

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One of the most surprising truths about filtered water pitchers is that they don’t protect against biological contaminants. Unlike more advanced filtration systems, these pitchers can’t remove bacteria, viruses, or parasites from your water. This might not be a big deal if you’re using municipal tap water that’s already treated, but if your water source is questionable – like well water – then a simple pitcher filter isn’t going to cut it.

In fact, filtered water left in the pitcher for too long could potentially become a breeding ground for bacteria, especially if stored at room temperature. To avoid this, make sure you regularly clean the pitcher, change filters on time, and store your water in the fridge.

6. Environmental Impact: Pitchers vs. Bottled Water

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If you’re using a filtered water pitcher to cut down on bottled water use, you’re already making a positive environmental impact. Every reusable water bottle filled from a pitcher is one less plastic bottle in a landfill. However, don’t forget about the waste generated by the filters themselves. Most filters are not recyclable, and replacing them every couple of months creates more waste than many people realize.

Some brands are starting to offer recycling programs for used filters, which can help reduce the environmental footprint. Still, it’s worth considering the trade-off between reducing single-use plastics and the ongoing waste from filter cartridges.

7. Cost Considerations: A Long-Term Investment?

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On the surface, using a filtered water pitcher seems like a cost-effective alternative to buying bottled water. While the upfront cost of a pitcher is relatively low, ongoing filter replacements can add up. Most filters need to be replaced every two months, and the costs can range anywhere from $10 to $50 depending on the model. Over time, these expenses can add up, especially if you’re using a higher-end pitcher that requires more frequent filter changes.

However, compared to buying bottled water regularly, filtered pitchers can still be a money-saver. Plus, the convenience of having filtered water on hand at all times is a big plus, especially for those who want to avoid the environmental impact and hassle of purchasing bottled water.

8. The Impact of Water Quality on Filter Lifespan

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One factor that can significantly affect the lifespan of your water filter is the quality of your tap water. If your water supply is high in sediment, minerals, or contaminants, your filter may need to be replaced more frequently than the manufacturer’s recommendations. Hard water, which contains high levels of calcium and magnesium, can clog filters faster, reducing their effectiveness over time. 

This means you might end up replacing filters sooner than expected, increasing both the cost and effort involved in maintaining your pitcher. Regularly testing your water quality can help you gauge how often you really need to replace your filter, ensuring you always have clean, fresh-tasting water.

Is It Worth It?

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Filtered water pitchers have their pros and cons, but they remain a popular choice for those looking to improve the taste and quality of their drinking water. While they do an excellent job of removing chlorine and other common contaminants, they’re not a cure-all. They won’t make your water completely pure, and they require regular maintenance to keep functioning properly. Understanding the limitations of these pitchers is key to making the most out of your investment.

For most people, a filtered water pitcher can be a great option to boost hydration and cut down on plastic waste. Just make sure to clean your pitcher regularly, replace the filters on schedule, and be aware of what contaminants your filter is actually removing. It’s a simple, effective step toward better-tasting, cleaner water—but like anything, it’s not perfect.

Cost-effective and Eco-friendly?

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What are your thoughts? How often do you replace your water filter, and do you think it’s enough to ensure the quality of your drinking water? Have you ever considered the limitations of your filtered water pitcher, especially when it comes to contaminants like bacteria and viruses? Are you confident that your filtered water pitcher is the most cost-effective and eco-friendly option for your household’s water needs?

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