Who can check for carbon monoxide?

Author: Eric Walter II  |  Last update: Friday, June 26, 2026

Some municipal fire departments and utility companies will come to your home and check for carbon monoxide for free or at reduced rates. The main tool used in these tests is an electronic portable toxic multi-gas monitor.

How can I get tested for carbon monoxide?

To confirm the diagnosis, the health care team might test a blood sample for carbon monoxide. This test should be done as soon as possible after removing the person from the suspected exposure environment. But the test shouldn't delay treatment.

Where can I get my carbon monoxide levels checked?

If you suspect CO poisoning, always seek immediate medical advice. See your doctor or go to hospital – let them know that you suspect CO poisoning. They can do a blood or breath test to check.

How much does it cost to get your house checked for carbon monoxide?

Professional carbon monoxide testing can cost from $100 to $200+. But, most homeowners usually have carbon monoxide detectors which can range from $20 to $150+, according to Home Advisor, depending on the detector type.

Can a local fire department check for carbon monoxide?

Yes, the fire department can check for carbon monoxide. If you suspect the presence of carbon monoxide in your home or building, it's essential to act quickly. Evacuate the area, ensure everyone's safety, and call your local emergency services or fire department.

Testing UL Listed Carbon Monoxide Alarms vs. Defender Low Level Upgrade

Who checks house for carbon monoxide?

Some municipal fire departments and utility companies will come to your home and check for carbon monoxide for free or at reduced rates. The main tool used in these tests is an electronic portable toxic multi-gas monitor.

What are two warning signs of carbon monoxide poisoning?

The most common symptoms of CO poisoning are headache, dizziness, weakness, upset stomach, vomiting, chest pain, and confusion. CO symptoms are often described as “flu-like.” If you breathe in a lot of CO, it can make you pass out or kill you.

Who can detect carbon monoxide?

Testing the Air for Carbon Monoxide

Combustion analyzers are typically used by heating, ventilation, and air conditioning (HVAC) companies to measure draft, temperature, oxygen, and carbon monoxide levels generated by oil, propane, natural gas, coal, wood, and kerosene-burning furnaces.

Should I call 911 if my carbon monoxide alarm goes off?

My carbon monoxide alarm is sounding. What should I do? Call 911 and report what is happening. Immediately leave your residence and wait for the fire department to arrive.

How to tell if carbon monoxide is in your house?

It is also a good idea to know the signs of a potential CO problem:
  1. Streaks of soot around fuel-burning appliances, or fallen soot in a fireplace.
  2. Absence of an upward draft in your chimney.
  3. Excess moisture and condensation on windows, walls and cold surfaces.
  4. Rusting on flue pipes or appliance jacks.

How much does a carbon monoxide test cost?

A general service including a carbon monoxide test by a qualified technician will cost between $220 to $280 depending on your location.

Who do I call if my carbon monoxide detector goes off?

CO detectors are very sensitive and designed to alert occupants before CO reaches dangerous levels. If your detectors go off, call 911 and evacuate the home. Be sure to notify them if anyone in the house is experiencing flu-like symptoms.

Can urgent care test for carbon monoxide poisoning?

The answer is no. Carbon monoxide poisoning is a potentially deadly emergency. Stopping by a nearby urgent care or prompt care can waste precious time. Go to the emergency department of a hospital if you suspect carbon monoxide poisoning.

How can I check my carbon monoxide levels without a detector?

How to find carbon monoxide leaks
  1. Brownish or yellowish stains around appliances.
  2. A pilot light that frequently goes out.
  3. Burner flame appears yellow instead of clear blue (exception: natural gas fireplaces)
  4. No upward draft in chimney flue.
  5. Stale-smelling air.
  6. Soot, smoke or back-draft inside the home.

How to detect carbon monoxide with iPhone?

Go to the Home app on your iPhone or iPad. , then tap Home Settings. Tap Safety & Security. Tap Sound Recognition, then turn on Smoke & CO Alarm.

Can I call the fire department to check for carbon monoxide?

Call your local fire department's non-emergency number to find out what number to call if the CO alarm sounds. Test CO alarms at least once a month; replace them according to the manufacturer's instructions. If the audible trouble signal sounds, check for low batteries.

Does opening windows clear carbon monoxide?

Does Opening Windows Help With Carbon Monoxide? Opening windows helps the carbon monoxide quickly leave your home (as does opening doors). However, don't leave your exit path when getting out during this emergency to open as many windows as you can.

How do professionals check for carbon monoxide?

Professional Carbon Monoxide Air Test

Heating, ventilation and air conditioning (HVAC) professionals have several methods for doing carbon monoxide testing. The most common method a professional will use is an ambient air tester, which will give a digital readout of CO levels.

What are the symptoms of a gas leak?

Natural Gas Leak Physical Symptoms
  • Ringing in your ears.
  • A reduced appetite.
  • Pain in the chest.
  • Nosebleeds.
  • Blistering or pale skin.
  • Flu-like symptoms.
  • Dizziness.
  • Breathing difficulties.

How to do a carbon monoxide test?

You breathe into a cardboard tube attached to a hand-held monitor. The monitor then shows you the reading. You will be asked to hold your breath for as long as possible, ideally 15 seconds. Then you will breathe out slowly into the mouthpiece, trying to empty your lungs completely.

How to get rid of carbon monoxide in your body?

Treatment for carbon monoxide poisoning is breathing in pure oxygen. A healthcare provider will give you an oxygen mask to breathe through.

Will a gas company check for carbon monoxide?

Although it is your responsibility to maintain your gas appliances, The Gas Company will perform appliance safety checks upon request.

How to tell if carbon monoxide is in the air?

The best way to alert you and your family to unsafe levels of CO is to install a carbon monoxide detector. It works like a smoke alarm, sampling the air in your home and creating a loud alarm when levels of the gas are detected. It's important to evacuate your home immediately when your CO alarm sounds.

Will turning off the gas stop carbon monoxide?

If your boiler is switched off at the mains, your boiler will not be burning fuel and therefore no waste carbon monoxide gas will be produced.

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