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Water Filtration Guides & Resources

Expert tips, product guides, and insights on water for a cleaner lifestyle at home and outdoors.

Pouring clean water into a glass in a kitchen

Switching from Berkey to Purewell: A Model-by-Model Guide

  • by Pete Miller
If you own a Berkey, you know the appeal: a countertop gravity filter that makes good water without plumbing or power. But between Berkey's rising price, its limited availability, and the fact that it is not sold in California or...

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American Red Cross volunteer loading drinking water for flood relief

Safe Drinking Water After a Flood: What to Do When the Water Plant Shuts Down

  • by Pete Miller
Floodwaters rise fast — and the real emergency often starts after the rain stops. When a water treatment plant shuts down, a well is flooded, or a boil-water advisory is issued, your tap can go from safe to questionable overnight....

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Clear water splashing in a glass

Purewell vs Waterdrop: Which Water Filter System Fits Your Home?

  • by Pete Miller — Purewell Water Specialist
Waterdrop has built its name on high-end reverse osmosis (RO) systems — fast, certified, and electric. Purewell comes from a different angle: gravity filters that run with no power and keep your minerals, plus portable and countertop RO at a...

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Two lit candles in a dark room during a power outage

How to Get Safe Drinking Water During a Power Outage

  • by Pete Miller — Purewell Water Specialist
When the power goes out, your refrigerator, your lights, and your internet all stop — and, in many outages, so does your access to safe tap water. The good news: you do not need electricity to make questionable water drinkable....

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Muddy brown floodwater surrounding a building, illustrating why flood water must be filtered before use

Can You Filter Pool Water for Drinking in a Flood Emergency?

  • by Pete Miller — Purewell Water Specialist
Can You Filter Pool Water for Drinking in a Flood Emergency? The honest answer first: the CDC is clear that swimming pool and spa water is not for drinking, even in an emergency. A gravity water filter can remove bacteria,...

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Infographic showing how a plastic bottle breaks down into smaller fragments that end up as microplastics and nanoplastics in the water

How to Remove Microplastics from Water: A Filtration Guide

  • by Pete Miller — Purewell Water Specialist
How to Remove Microplastics from Water: A Filtration Guide When The Washington Post reported on a new Nature study in late October 2026, it reframed something a lot of us had quietly assumed: that plastic is inert, that it just...

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Filtro de pajita portátil: agua para senderismo y emergencias

Filtro de pajita portátil: agua para senderismo y emergencias

  • by Pete Miller — Purewell Water Specialist
Guía de agua para actividades al aire libre Por Pete Miller — Purewell Water Specialist · Actualizado 29 de octubre de 2026 Respuesta rápida: Un filtro de pajita personal puede ser un complemento compacto para el senderismo si la guía...

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Purewell-Filterstrohhalm bei einer Wanderung am Bach

Trinkwasser unterwegs: Filterstrohhalm für Wandern und Notfallvorsorge

  • by Pete Miller — Purewell Water Specialist
Ratgeber für Outdoor-Wasser Pete Miller — Purewell Water Specialist · Aktualisiert am 28. Oktober 2026 Kurzantwort: Ein persönlicher Filterstrohhalm kann eine kompakte Ergänzung für Wanderungen sein, sofern die Anleitung die konkrete Wasserquelle und Nutzung zulässt. Er ersetzt keinen Trinkwasservorrat zu...

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Microplastics in Drinking Water: What New Research Means for Your Filter

Microplastics in Drinking Water: What New Research Means for Your Filter

  • by RENJIE

A 2026 Nature study found that some microplastics can generate reactive molecules when they contact water. Here is what the research does and does not show, plus how to evaluate a water filter for microplastic reduction.

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Portable Purewell water filter straw for hiking and an emergency kit

Portable Water Filter Straw UK: Hiking & Emergency Kit Guide

  • by Pete Miller — Purewell Water Specialist
UK Outdoor Water Guide By Pete Miller — Purewell Water Specialist · Updated 28 October 2026 Quick answer: A personal filter straw may be a compact item to consider for hiking and an individual outdoor kit. It is not a...

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Purewell K Series 2.25-gallon gravity water filter

How Gravity Water Filters Work Without Electricity

  • by Pete Miller — Purewell Water Specialist
By Pete Miller — Purewell Water Specialist · Last Updated: October 2026 A gravity water filter cleans water using nothing but gravity — no electricity, no pump, no plumbing. That makes it useful both for better everyday tap water and...

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Purewell K Series 2.25-gallon gravity water filter for water storage

72-Hour Water Storage Checklist for UK Homes

  • by Pete Miller — Purewell Water Specialist
By Pete Miller — Purewell Water Specialist · Last Updated: October 2026 Following the UK Be Ready advice, a 72-hour water reserve is one of the highest-value items you can prep. This checklist turns the guidance into a concrete, rotatable...

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