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7 Ways to Prepare for Floods: Recognize Danger Signs and Get Ready for Flash Floods

Life20 Aug 2026 14:28 GMT+7

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7 Ways to Prepare for Floods: Recognize Danger Signs and Get Ready for Flash Floods

Situation Latest Nan Floods in 2026 Heavy continuous rainfall has caused flash floods and flooding in several areas of Pua District, Nan Province, impacting homes and travel routes. The situation can change rapidly, especially near streams, waterways, foothills, and low-lying areas.

Residents in risk areas should closely monitor announcements from Nan Province, Nan Disaster Prevention and Mitigation (DPM), and local authorities. If ordered to evacuate, they should leave immediately and not wait for water to enter their homes, as water levels can rise quickly and cut off escape routes at any time.

Did you know? "Flash Floods" How dangerous are they?

Flash floods or sudden torrents often occur after heavy rain or accumulated rainfall in upstream areas. The water mass can rush downstream quickly, carrying soil, mud, branches, rocks, and large objects, making it more dangerous than regular standing floods. Warning signs that should not be ignored include: if you see these signals, move immediately to a safe place without wasting time collecting belongings, as water may arrive faster than expected.

  • Heavy continuous rain in mountainous or upstream areas
  • Rapidly rising water levels in streams
  • Water turning murky with mud or debris flowing
  • Hearing sounds of water, branches, or rocks from upstream
  • Cracked or sinking ground, leaning trees or utility poles
  • Official warnings or evacuation orders from authorities

Recommended 7 ways to prepare for flash floods: what to do

1. Follow information from official agencies

Monitor announcements from the Meteorological Department, Department of Disaster Prevention and Mitigation, provincial and district offices, local administrative organizations, village headmen, and community leaders. Charge your phone and power bank fully, enable alert sounds, and write emergency numbers on paper in case your phone is unusable.

2. Plan escape routes and evacuation points

Evacuation points should be on high ground, away from waterways and landslide-prone areas. The safest option is official shelters or assembly points designated by authorities. Homes with children, the elderly, pregnant women, disabled persons, bedridden patients, or pets should start evacuating before others. All household members should know exit routes, meeting points, and how to contact each other if separated.

3. Prepare an emergency bag

Attach names, phone numbers, and essential medical information to bags for children, elderly, or those prone to separation. Pack necessary items in waterproof bags sufficient for about 2–3 days, including:

  • Identification cards, important documents, and cash
  • Regular medications, lists of medicines, and allergy information
  • Drinking water and ready-to-eat food
  • Phones, power banks, and charging cables
  • Flashlight, whistle, radio, and spare batteries
  • First aid kit and personal hygiene items
  • Dry clothes, raincoats, and closed-toe shoes
  • Supplies for children, elderly, patients, and pets

4. Move valuables to higher ground

Store important documents, medicines, food, drinking water, electronics, chemicals, and valuables above flood levels. Remove vehicles from low areas before water rises. Gas cylinders should be placed upright, secured firmly, and valves closed. While sandbags can slow water entering homes, evacuation orders must be prioritized over protecting property—leave immediately.

5. Turn off electricity before water enters the home

If water is expected to enter, turn off the main circuit breaker before water reaches plugs or electrical panels. Do this only when your body, hands, and feet are dry and you are standing on dry ground. Do not enter floodwater to turn off power if water has already reached electrical boxes or breakers. Avoid touching switches, plugs, or electrical devices when wet or standing in water. Electrical appliances flooded must be checked by experts before reuse.

6. Plan care for household members and pets

Assign roles in advance for caring for children, elderly, patients, disabled persons, and pets. Prepare medications, mobility aids, wheelchairs, cages, leashes, and pet food. Never tie pets in risky areas, and once evacuated, do not return to hazardous zones to retrieve belongings.

7. Record emergency contact numbers

When requesting help, provide your name, village, subdistrict, landmarks, number of people stranded, estimated water levels, and whether children, elderly, bedridden patients, or emergency patients are present.

  • DPM emergency hotline 1784
  • Emergency medical services 1669
  • Provincial Electricity Authority 1129
  • Emergency police 191

However, the most important thing in handlingflash floodsis " evacuate before the water comes " because life is more valuable than property. When warnings are issued or abnormal rising water levels are observed, move quickly to safe areas and do not return until authorities confirm safety.