A home water filter, such as a reverse osmosis (RO) system, is designed to remove a wide range of contaminants from municipal water supplies, improving taste, odor, and overall water quality for daily household use. It typically requires plumbing installation, making it a permanent fixture in the home. In contrast, an emergency water system is portable, requires no electricity, and is built to withstand rugged conditions. These systems are ideal for disaster scenarios, as they can filter water from rivers, streams, or stored supplies. For example, the Outback emergency water system offers over 99.9999% reduction of bacteria, 99.99% of cysts, and 99.9% of viruses, making it a reliable solution for purifying untreated water in emergency situations.