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James City Carbon Monoxide (CO) Level

Pennsylvania, United States

Carbon Monoxide (CO)

175ppb

Good

Last Updated: 2026-08-16 09:21:02 (Local Time)

Map

James City

Good

08330

Moderate

16670

Poor

25000

Unhealthy

33330

Severe

41670

Hazardous

50000+

What is the Current CO Level?
James City

The current CO level in James City based on the average air quality level across the city is 175 ppb, making it healthy and safe for everyone.

19.9xBelow

The current CO level in James City is 19.9x Below the recommended WHO guideline of 3490 ppb.

AQI Graph

Historic Air Quality Graph of Carbon Monoxide (CO)
James City

24 Hours

James City

CO (ppb)

15-08-2026Time16-08-2026

Time	James City
9:31am	295
10:01am	281
10:31am	285
11:01am	285
11:31am	181
12:01pm	199
12:31pm	182
1:01pm	188
1:31pm	97
2:01pm	189
2:31pm	203
3:01pm	193
3:31pm	190
4:01pm	200
4:31pm	185
5:01pm	193
5:31pm	176
6:01pm	197
6:31pm	189
7:01pm	190
7:31pm	193
8:01pm	183
8:31pm	191
9:01pm	202
9:31pm	186
10:01pm	175
10:31pm	103
11:01pm	175
11:31pm	178
12:01am	306
12:31am	97
1:01am	286
1:31am	99
2:01am	273
2:31am	199
3:01am	204
3:31am	193
4:01am	195
4:31am	189
5:01am	181
5:31am	183
6:01am	182
6:31am	191
7:01am	173
7:31am	197
8:01am	187
8:31am	180
9:01am	206

Min. CO1:31pm

306

Max. CO12:01am

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 James City

Frequently Asked Questions About Air Quality

1. What is the current CO level in James City?

The current real-time CO level in James City is 175ppb (Good). This was last updated 2026-08-16 09:21:02 (Local Time).

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

The best CO level was 97 ppb (Good) at 1:31 PM, Aug 15, 2026 (Local Time) during the last 24 hours.

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

The worst CO level was 306 ppb (Good) at 12:01 AM (Local Time) during the last 24 hours.

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

The CO levels in James City have been fluctuating throughout the last 24 hours. The levels have increased by highest 306 ppb at 12:01 AM (Local Time), lowest 97 ppb at 1:31 PM, Aug 15, 2026 (Local Time).

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

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