Off‑Grid Water & Rainwater Guide — Eight Printable Survival Wallet Cards

What’s Inside Rain Harvest Formula (Roof Sq Ft × 0.623 × Inches Rain)

First‑Flush Diverter Rules

3‑Stage Filter Stack (Sediment → Fine → Carbon → UV/Chemical)

Emergency Purification (Boiling, Bleach Ratios, Cloudy Water Adjustments)

Long‑Term Storage Guidelines (HDPE, algae prevention, rotation)

Water Testing Metrics (pH, TDS, chlorine residuals)

Winter Tank Defense (freeze prevention, insulation, pump protection)

Daily Usage Rations (survival minimums, off‑grid rationing)

Perfect For Off‑grid homes

Preppers & survivalists

Cabin owners

Emergency kits

Homesteaders

Outdoor educators

Water system beginners

Included Files 1 Premium Illustrated PDF

8 Wallet‑size printable cards

Cinematic EVL design system

Step‑by‑step usage instructions

Print Instructions Print at 100% scale

Cut along borders

Laminate for durability

Insert into wallet or field pouch

This guide pairs well with EVL’s Fire Skills, Navigation Cards, and Emergency Preparedness Posters.