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Hejian City Transportation Bureau Carbon Monoxide (CO) Level

Hejian, Hebei, China

Carbon Monoxide (CO)

355ppb

Good

Last Updated: 2026-08-19 19:51:01 (Local Time)

Map

Hejian City Transportation Bureau

Good

08330

Moderate

16670

Poor

25000

Unhealthy

33330

Severe

41670

Hazardous

50000+

What is the Current CO Level?
Hejian City Transportation Bureau

The current CO level at Hejian City Transportation Bureau is 355 ppb making it healthy and safe for everyone in the area.

9.8xBelow

The current CO level in Hejian City Transportation Bureau is 9.8x Below the recommended WHO guideline of 3490 ppb.

AQI Graph

Historic Air Quality Graph of Carbon Monoxide (CO)
Hejian City Transportation Bureau

24 Hours

Hejian City Transportation Bureau

CO (ppb)

18-08-2026Time19-08-2026

Time	Hejian City Transportation Bureau
8:01pm	221
8:31pm	243
9:01pm	230
9:31pm	221
10:01pm	268
10:31pm	277
11:01pm	276
11:31pm	279
12:01am	327
12:31am	375
1:01am	368
1:31am	355
2:01am	233
2:31am	236
3:01am	220
3:31am	217
4:01am	247
4:31am	248
5:01am	234
5:31am	264
6:01am	233
6:31am	232
7:01am	222
7:31am	243
8:01am	275
8:31am	273
9:01am	248
9:31am	248
10:01am	302
10:31am	327
11:01am	274
11:31am	278
12:01pm	295
12:31pm	273
1:01pm	268
1:31pm	295
2:01pm	328
2:31pm	379
3:01pm	291
3:31pm	263
4:01pm	313
4:31pm	293
5:01pm	321
5:31pm	316
6:01pm	290
6:31pm	286
7:01pm	378
7:31pm	360

217

Min. CO3:31am

379

Max. CO2:31pm

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 Hejian City Transportation Bureau

Frequently Asked Questions About Air Quality

1. What is the current CO level in Hejian City Transportation Bureau?

The current real-time CO level in Hejian City Transportation Bureau is 355ppb (Good). This was last updated 2026-08-19 19:51:01 (Local Time).

2. When was the best CO level in Hejian City Transportation Bureau in the last 24 hours?

The best CO level was 217 ppb (Good) at 3:31 AM (Local Time) during the last 24 hours.

3. When was the worst CO level in Hejian City Transportation Bureau in the last 24 hours?

The worst CO level was 379 ppb (Good) at 2:31 PM (Local Time) during the last 24 hours.

4. What is the current trend of CO levels in Hejian City Transportation Bureau during last 24 hours?

The CO levels in Hejian City Transportation Bureau have been fluctuating throughout the last 24 hours. The levels have increased by highest 379 ppb at 2:31 PM (Local Time), lowest 217 ppb at 3:31 AM (Local Time).

5. What actions are recommended as per the current CO level in Hejian City Transportation Bureau?

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