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Longyan Carbon Monoxide (CO) Level

Fujian, China

Carbon Monoxide (CO)

276ppb

Good

Last Updated: 2026-06-05 04:01 (Local Time)

Map

Longyan

Good

08330

Moderate

16670

Poor

25000

Unhealthy

33330

Severe

41670

Hazardous

50000+

What is the Current CO Level?
Longyan

The current CO level in Longyan based on the average air quality level across the city is 276 ppb, making it healthy and safe for everyone.

12.6xBelow

The current CO level in Longyan is 12.6x Below the recommended WHO guideline of 3490 ppb.

AQI Graph

Historic Air Quality Graph of Carbon Monoxide (CO)
Longyan

24 Hours

Longyan

CO (ppb)

04-06-2026Time05-06-2026

Time	Longyan
4:31am	316
5:01am	292
5:31am	272
6:01am	282
6:31am	282
7:01am	293
7:31am	303
8:01am	283
8:31am	292
9:01am	388
9:31am	368
10:01am	410
10:31am	427
11:01am	377
11:31am	366
12:01pm	368
12:31pm	378
1:01pm	378
1:31pm	369
2:01pm	360
2:31pm	364
3:01pm	373
3:31pm	377
4:01pm	313
4:31pm	301
5:01pm	354
5:31pm	365
6:01pm	347
6:31pm	370
7:01pm	368
7:31pm	358
8:01pm	381
8:31pm	357
9:01pm	324
9:31pm	325
10:01pm	292
10:31pm	275
11:01pm	286
11:31pm	268
12:01am	328
12:31am	329
1:01am	309
1:31am	338
2:01am	452
2:31am	470
3:01am	358
3:31am	373
4:01am	276

268

Min. CO11:31pm

470

Max. CO2:31am

Want air quality data?

Do you know CO emissions in the atmosphere can affect the greenhouse gas level? It is because CO emission causes global and climate changes in the atmosphere by increasing or changing the sea and land temperatures. It makes changes in ecosystems and storm activity and affects other weather events..

Uncovering the Sources of Carbon Monoxide (CO): Where Does It Come From?

Biomass burning

Burning wood, crop residues, and organic materials.

Power plants

Emissions from burning fossil fuels in power plants.

Fireplaces

Emissions from burning wood or coal in fireplaces.

Road traffic

Overall contributions from vehicles exhaust.

Vehicles engines

Exhaust emissions from cars and trucks.

Short-Term CO Exposure Impacts

Fatigue

Feeling tiredness or lack of energy.

Chest pain

Discomfort or pain in the chest area.

Confusion

Frequent difficulty in thinking clearly.

Flu-like symptoms

Symptoms like headache and nausea.

Weakness

Frequent weakness or lack of strength.

Why you should care about Carbon Monoxide (CO)?

Know More About CO Sensor

Air Quality FAQs
at Longyan

Frequently Asked Questions About Air Quality

1. What is the current CO level in Longyan?

The current real-time CO level in Longyan is 276ppb (Good). This was last updated 2026-06-05 04:01 (Local Time).

2. When was the best CO level in Longyan in the last 24 hours?

The best CO level was 268 ppb (Good) at 11:31 PM (Local Time) during the last 24 hours.

3. When was the worst CO level in Longyan in the last 24 hours?

The worst CO level was 470 ppb (Good) at 2:31 AM, Jun 5, 2026 (Local Time) during the last 24 hours.

4. What is the current trend of CO levels in Longyan during last 24 hours?

The CO levels in Longyan have been fluctuating throughout the last 24 hours. The levels have increased by highest 470 ppb at 2:31 AM, Jun 5, 2026 (Local Time), lowest 268 ppb at 11:31 PM (Local Time).

5. What actions are recommended as per the current CO level in Longyan?

The air quality is satisfactory, and air pollution poses little or no risk. No special precautions are needed; enjoy outdoor activities freely.