[pct-l] Survey of Water Prep

[Brick Robbins]

On Thu, Aug 21, 2014 at 7:42 AM, Ed Jarrett <edjarrett at msn.com> wrote:
> I have received 5 additional responses, making 14 so far.  Several of these responses were using a combination of methods, so I gave each method half a vote in those cases.

A "combination" makes the most sense to me. A stinky algea choked cow
puddle in the Sierra Pelona near is going to have different issues
than a crystal clear fast running high sierra stream.