This is household sanitation, not medical advice. It will not treat illness or a wound. If someone is sick or hurt, get a clinician.
When the tap is off — outage, pump down, well work, or a weekend you are practicing on stored water — most houses waste the drinking reserve on a habit that assumes a faucet. The fix is not “use less” as a slogan. It is staged water: a known amount, in basins, for one job at a time.
How little water, staged
Split the day into three budgets. Do not let them share a bucket.
- Hands. A marked jug at a basin that is only for hands. For two people, a quart to a half-gallon a day is enough if you wet, soap, and rinse on purpose instead of pouring a stream.
- Dishes. Two basins — wash and rinse — plus a scrape that happens before any water. Two people, a normal day’s plates and a skillet: often 2 to 4 gallons if you scrape well and do grease last. A sink full of soaking gravy will take more and still be dirty.
- Bodies. A sponge bath is a quart or two of warm water per person. Hair is a separate decision, not an automatic daily wash.
Test it on a Saturday while the tap still works. Fill the jugs you think you need. Wash the day. See what is left. Then you know what to set aside in a 30-day water store as wash, not drink.
Mark the jugs. Drink water and wash water are not the same pile. Do not wash in the drinking bucket. Do not dip a dirty cup into the drinking jug.
“We’ll just use less” fails without a basin. A basin lets you see the water. A running habit, even from a jug, does not.
Hands
Set a hand station away from the dish pans: a jug, a small basin or a second person to pour, soap, and a towel that is only for hands.
Wet. Soap. Rub 20 to 30 seconds — backs, between fingers, under nails. Rinse with a small pour. That is a household wash for ordinary dirt after the garden or the kitchen.
Soap plus friction does the job on household dirt. A squirt of hand sanitizer is not a wash. It does not remove grease or soil, and it is not a treatment for a sick person.
If someone in the house is ill, this page does not become a clinic. They need a clinician. You can still keep a separate hand jug and a separate towel so the rest of the house is not sharing one wet rag. That is ordinary hygiene, not infection control.
Wash hands before you handle drinking water and before you handle food. After the latrine or the greywater bucket, wash again at the hand station, not in the kitchen basins.
Dishes
Scrape first. That is not optional. Plate one of leftover stew will turn the wash basin into gravy. Wipe with a used napkin, a scraper, or a dry crust of bread you are not going to eat. Grease is a water thief. Wipe it before it hits the pan.
Two basins:
- Wash. Warm water and a small amount of dish soap. Least-dirty first: glasses, then plates, then cookware. The skillet last.
- Rinse. Clean water. A dunk and a drip, not a running pour.
A third basin or a kettle of boiled water is for days you want a sanitizing rinse — after raw meat on the board, or when you do not trust the wash water anymore. Boil, pour, or dunk, then air-dry. Air-drying beats a shared damp towel.
Do not wash dishes in the drinking bucket. Do not peel potatoes in the hand basin. One job, one water.
When the wash water looks like soup, stop and change it. Dirty wash water does not get cleaner because you add soap.
If you need warm water, heat it in a way that does not turn a closed room into a carbon monoxide box. An unvented burner as a water heater in a sealed kitchen is a one-room heat problem, not a dish problem. Do not combine those badly.
Bodies
A standing sponge bath uses a cloth, a small basin, and a quart or two. Wash the face and hands first from the clean end of the water, then the body, then the feet. A second small pour is the rinse. Hair waits unless it needs it; a full hair wash can take more water than the rest of the body.
Privacy and a floor you can protect matter more than a perfect routine. A towel under the basin saves the room.
This is getting ordinary dirt and sweat off a well person. It is not bathing a wound, not reducing a fever, and not a substitute for a clinic. If someone is sick or hurt, get a clinician.
Do not share one cloth across a sick person and a well one. Do not dump body-wash water where you will later dip a drinking cup.
A solar bag hung outside can warm a couple of gallons on a clear day. Use it as a rinse source, not as a reason to skip the basin plan. Indoor, unvented heat to make bath water is still the same closed-room problem.
Where the dirty water goes
That water is greywater. It has soap, food, and skin in it. It is not a drinking source, and it is not automatic irrigation.
- Not uphill of the well, the spring, or the jugs you drink from.
- Not into the vegetable bed the week you planted food you will eat raw.
- Not the storm drain as a daily habit if you have a better place — a utility sink that still drains, a marked greywater bucket you empty to a safe low spot away from the house well, or the system your house already uses for wash water.
- Not the same hole as a latrine, and not a puddle by the back door.
Keep greywater off the drinking-water area. If you store jugs in the same room you wash, the dirty basin does not sit on the drinking stack.
If the only water you have left is creek water, treat drink and wash as different jobs. Wash water can be a lower bar than drinking water, but it still needs to be labeled, and it still should not be the creek edge you just stirred. See filter and purify creek water when stored water is gone — and keep those jugs marked.
What this is not
This is household sanitation, not medical advice. It will not treat illness or a wound. If someone is sick or hurt, get a clinician.
It is not clinical infection control. It is not a way to stretch water by washing hands, dishes, and potatoes in one pan. It is not permission to heat wash water on an unvented flame in a closed room. It is not a septic design, and it is not a well-drilling guide.
It is a way to keep a US kitchen and a body reasonably clean on a known number of gallons, with drink and wash apart, and the dirty water where it will not come back as a drink.
Next: Store 30 days of water — size the wash reserve on purpose so a dish day does not drink the month.