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Electricity & gas · Czechia
Checked 2026-09-27

🔥 I smell gas in Czechia. What do I do?

The short answer

Act immediately. Do not switch lights or appliances on or off and do not use a lighter. Open windows, leave the building and call the gas emergency number from outside.

📜 The rules in Czechia

Gas leak

Smell gas? Leave the building and call the gas emergency line 1239 (24/7, whole country, no prefix).

📞 1239🚨 112
Official source: gasnet.cz · Checked 2026-09-27

🪜 Step by step

  1. Make no sparksNo light switches, doorbells, lighters or plugs.
  2. Air and get outOpen doors and windows, close the gas valve if you can reach it safely, and leave. Warn the neighbours.
  3. Call from outsideCall the gas emergency number below. If someone is unwell or there is fire, call 112.
  4. Wait for the technicianDo not go back in until the technician says it is safe.

📇 Who to contact

Gas emergency lineIf you smell gas: get out first, then call from outside📞 1239
European emergency numberFire, explosion, someone unwell📞 112

❓ Questions

Is the call free?

Gas emergency lines are generally free and answer day and night.

What if I use bottled gas?

Close the cylinder valve, air the room and call 112 if the smell stays.

Who pays for the repair?

The network operator makes it safe. Repairs to your own pipes and appliances are usually your cost.

📎 Sources

Checked: 2026-09-27

🧭 Is this still correct?

We check this information carefully, but phone numbers, websites and rules change — and sometimes we get something wrong. Spotted a mistake or a change? Let us know below.

🔗 Also useful

More help in Czechia