Origin Outdoors Dawson 0.5 L Water Filter

On a multi-day hike through the backcountry, clean drinking water is not a luxury—it's a necessity. The Origin Outdoors Dawson 0.5 L Water Filter turns suspect streams and lakes into safe hydration. Its hollow fiber membrane removes 99.9999% of bacteria and 99.99% of protozoa, so you can refill anywhere without worry.

Key specifications

• Filtration technology: Hollow fiber membrane, 0.1 micron pore size
• Filter lifespan: Up to 1500 liters
• Flow rate: 0.5 liters per minute
• Removes bacteria (E. coli, Salmonella), protozoa (Giardia, Cryptosporidium), microplastics, sediment
• Material: ABS, silicone, hollow fiber; BPA-free
• Connection: Standard 28mm bottle thread, hose connection
• Usage modes: Inline filter, straw filter, gravity filter with adapter
• Backflushable: Yes, with included syringe
• Operating temperature: 0°C to 40°C (32°F to 104°F)
• Included accessories: Backwash syringe, hose adapter

Why choose it

Compact and lightweight, the Dawson filter is a versatile tool for any outdoor adventure. Whether you're drinking directly from a stream, filtering into a bottle, or setting up a gravity system at camp, it delivers reliable performance. The backflushable design extends filter life, saving you money and reducing waste.

Ideal use cases

• Backpacking and thru-hiking
• Camping and car camping
• Emergency preparedness and survival kits
• International travel to areas with questionable tap water

Good to know

The filter does not remove viruses, heavy metals, or chemicals. For virus protection, pair with chemical treatment or UV purification. The 0.5 L capacity refers to the compatible bottle size, not the filter itself. Always backflush after use in turbid water to maintain flow rate.