Water, power and food security

Start with ordinary hazards, not an AGI scenario

Long outages, boil-water notices, storms, wildfires, floods, heat, winter weather, and supply interruptions already test household systems. Preparing for those documented hazards is more useful than inventing an AGI-specific collapse plan. A severe technology disruption might affect utilities or logistics, but the household response would still begin with verified alerts, safe water, temperature control, food safety, medication continuity, and help from public agencies and neighbors.

Water: store a baseline before seeking alternatives

CDC recommends storing at least one gallon of water per person per day for three days and trying to store a two-week supply when possible. More may be needed for illness, pregnancy, heat, pets, and hygiene. Its emergency-water guidance recommends unopened commercial water or sanitized food-grade containers, dates on household-filled containers, and replacement every six months.

Do not reduce that baseline because a stream, well, rain barrel, pool, or home filter is nearby. Flooding, sewage, algal toxins, salt, fuels, pesticides, metals, and industrial chemicals can make an apparent source unsafe. CDC warns that water contaminated with fuel or toxic chemicals cannot be made safe by boiling or disinfecting. Follow a local “boil water,” “do not drink,” or “do not use” advisory literally; these notices require different actions.

For clear water under a biological-contamination advisory, boiling is generally the most reliable household method when authorities recommend it. CDC’s making-water-safe instructions provide current boiling and unscented-bleach directions and note that filters differ in what they remove. Use the exact product label and public-health instruction; do not improvise chemical doses. Filter cloudy water through a clean cloth first only when official directions allow treatment, and let boiled water cool in a clean covered container.

Private wells need a separate plan. After flooding or damage, assume the well may be contaminated until the local health department or qualified professional assesses and tests it. Treatment devices require maintenance, replacement elements, and sometimes electricity. Keep manufacturer instructions offline and rotate stored water rather than treating an uncertain source as the first option.

Use water deliberately without creating sanitation hazards

Separate drinking and food-preparation water from water designated for cleaning or toilet use. Label containers clearly so children, guests, and caregivers do not confuse them. Never reuse containers that held toxic chemicals. Do not ration drinking water to the point of dehydration; reduce nonessential uses and seek official distribution instead.

An extended outage also requires hand hygiene, safe diapering, menstrual supplies, and a sanitation plan. Store soap, sanitizer for appropriate situations, heavy trash bags, and cleaning supplies out of children’s reach. Local sewer failure, septic problems, or a “do not flush” instruction changes the plan; follow utility and health-department directions. People who need hands-on care may require more water and caregiver support than a per-person estimate suggests.

Power: define essential loads before buying equipment

List what actually must operate: refrigerated medicine under a clinician-approved plan, a medical device, communications, lighting, safe indoor temperature, and limited food refrigeration. Record each device’s starting and running power, connector, battery duration, and safe backup procedure. Ask the clinician, equipment supplier, and utility about outage planning for life-sustaining devices. A consumer generator or battery is not automatically compatible with medical equipment.

Reduce demand before adding generation. Insulate occupied rooms, use efficient lighting, charge only essential devices, and keep refrigerator and freezer doors closed. USDA advises that an unopened refrigerator keeps food cold for about four hours and a full freezer for about 48 hours—24 hours if half full—when power is out; use an appliance thermometer and its emergency food-safety rules. Time alone cannot prove food is safe, and tasting cannot detect pathogens.

Portable generators introduce lethal carbon-monoxide and electrical hazards. CDC says to operate a generator outdoors at least 20 feet from windows, doors, and vents and use working battery-powered or battery-backup carbon-monoxide alarms. Never use one in a home, garage, basement, shed, carport, or partly enclosed space. FEMA warns never to plug a generator into a wall outlet; backfeeding can electrocute workers and neighbors. A qualified electrician should install an approved transfer switch. Keep the machine dry, use correctly rated outdoor cords, let it cool before refueling, and store fuel outside living areas as local fire codes and the manufacturer require.

Solar panels and batteries avoid exhaust at the point of use but still have limits: weather, capacity, charge controllers, damaged cells, electrical faults, and battery-fire risks. Use listed equipment, compatible components, manufacturer clearances, and qualified installers where wiring or transfer equipment is involved. Never charge or operate a damaged battery. Make a relocation plan for temperature or medical needs that no safe backup can sustain.

Food: rotate familiar foods and protect safety

An extended pantry should be food the household already eats, including medically required diets, infant feeding, allergies, sensory needs, and foods a caregiver can prepare. Add gradually, mark dates, rotate oldest first, and protect food from water, pests, chemicals, and extreme heat. Include a manual can opener and foods requiring little water or fuel.

Gardening can improve household nutrition and connection, but it is seasonal, climate-dependent, labor-intensive, and vulnerable to soil contamination and crop failure. It is not an instant emergency calorie source. Learn with normal-season crops, safe soil testing, and local cooperative-extension guidance. Avoid consuming unknown plants or mushrooms.

Home preservation is also a learned food-safety process, not simply a way to make any food shelf-stable. USDA explains that low-acid foods require tested pressure-canning processes to control botulism. Use current USDA or university-extension recipes, the specified jar size and equipment, and altitude adjustments. Do not alter ingredient proportions or rely on oven, open-kettle, dishwasher, or improvised canning. Discard leaking, bulging, spurting, badly dented, or foul containers without tasting; botulinum toxin cannot be seen, smelled, or tasted.

During a long disruption, official food distribution, school meals, benefits, community kitchens, and mutual-aid delivery may be safer and more sustainable than stretching questionable food. Ask before sharing food about allergies, preparation needs, and refrigeration. Do not redistribute prescription diets, infant formula, or home-canned food without clear consent and safe provenance.

Build redundancy through people and information

Map local cooling and warming centers, water points, shelters, pharmacies, food banks, public charging sites, and accessible transport. Store the official information channels offline, but verify locations and hours during an event. Coordinate with neighbors through community and local networks without promising resources you cannot safely provide.

Every six months, inspect water containers, rotate food, test alarms, review device batteries, and run only manufacturer-approved equipment checks. Practice a four-hour no-grid period without disabling safety systems. Record what failed, especially tasks that depended on one caregiver, one connector, one fuel type, or an inaccessible distribution point.

The goal is not indefinite self-sufficiency. It is a safe bridge from normal service to public assistance, repair, or relocation—with enough margin to include children, older adults, disabled people, caregivers, and animals.