What are best practices for snow collection in the backcountry?

Site Selection and Preparation

When selecting a snow collection site in the backcountry, consider the elevation, aspect, and vegetation. Elevation is crucial, as it affects snow depth and consistency. Opt for an area between 1,500 and 3,500 feet, where snow is more reliable and less prone to early melting. Aspect also plays a significant role, as north-facing slopes tend to have deeper and more stable snow cover. Avoid areas with dense tree cover, as it can lead to reduced snow accumulation and increased risk of tree damage from melting water.

Containment Systems and Maintenance

A well-designed containment system is essential for efficient snow collection. Use a tarp or plastic sheet to cover the collection area, ensuring it is securely anchored to prevent accidental runoff or overflow. The sheet should be slightly sloped to allow for water runoff and be at least 6 feet wide and 8 feet long to accommodate a moderate snowfall. Regularly inspect and maintain the snow collection system to ensure optimal performance. Check for signs of wear and tear, and repair or replace damaged components as needed.

Collection and Melting Techniques

To maximize snow collection efficiency, use a series of connected tarps or sheets to create a larger collection area. This can help to collect and redirect melting water into a central collection point, such as a water tank or a melting system. When melting snow, use a minimum of 1 gallon of water per person per day for drinking, cooking, and hygiene. Consider using a solar-powered water heater or a portable water filter to improve water quality and safety.