What is the current concentration of PM10 in Chillicothe, Ohio?

The current PM10 concentration at Chillicothe, Ohio is 36.849 μg/m3.

What is the current concentration of sulfur dioxide (SO2) in Chillicothe, Ohio?

The current sulfur dioxide (SO2) concentration at Chillicothe, Ohio is 3.088 ppb.

What is the current concentration of ozone (O3) in Chillicothe, Ohio?

The current ozone (O3) concentration at Chillicothe, Ohio is 15.046 ppm.

What is the current concentration of nitrogen dioxide (NO2) in Chillicothe, Ohio?

The current nitrogen dioxide (NO2) concentration at Chillicothe, Ohio is 4.118 ppb.

Chillicothe, Ohio live air quality index now

Q: What is the current concentration of PM2.5 in Chillicothe, Ohio?

The current PM2.5 concentration at Chillicothe, Ohio is 8.335 μg/m3.

Stay updated with real-time air quality in Chillicothe, Ohio featuring accurate data on AQI, PM_2.5, PM₁₀, O₃, NO₂, SO₂, and CO levels. Use our interactive map and detailed forecasts to monitor pollution trends, manage health risks, and plan your daily activities with confidence.

Live AQI (Air Quality Index)

Good

Chillicothe, Ohio

Last updated: ... (Local time)

Major air pollutants in Chillicothe, Ohio

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

8.34 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

36.85 μg/m³

155

255

425

605+

Ozone (O₃)

15.05 ppb

201

201+

Sulfur Dioxide (SO₂)

3.09 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

4.12 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.18 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

Low

Chillicothe, Ohio

Get Live Pollen Counts

Chillicothe, Ohio

Scroll To Air Quality Map

Track live Chillicothe, Ohio air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-01-21T06:00:00.000Z	38 \| good	6.842 \| good	30.256 \| good	14.852 \| good	1.604 \| good	2.868 \| good	0.17 \| good
2026-01-21T07:00:00.000Z	38 \| good	7.025 \| good	31.155 \| good	14.88 \| good	1.501 \| good	2.637 \| good	0.169 \| good
2026-01-21T08:00:00.000Z	38 \| good	6.859 \| good	30.203 \| good	14.598 \| good	1.399 \| good	2.405 \| good	0.168 \| good
2026-01-21T09:00:00.000Z	38 \| good	7.253 \| good	32.203 \| good	14.007 \| good	1.297 \| good	2.174 \| good	0.167 \| good
2026-01-21T10:00:00.000Z	38 \| good	7.283 \| good	32.203 \| good	14.742 \| good	1.221 \| good	2.084 \| good	0.165 \| good
2026-01-21T11:00:00.000Z	33 \| good	6.367 \| good	28.151 \| good	15.622 \| good	1.146 \| good	1.993 \| good	0.164 \| good
2026-01-21T12:00:00.000Z	33 \| good	6.181 \| good	27.15 \| good	17.264 \| good	1.02 \| good	2.149 \| good	0.156 \| good
2026-01-21T13:00:00.000Z	38 \| good	6.535 \| good	29.147 \| good	17.091 \| good	1.101 \| good	2.256 \| good	0.155 \| good
2026-01-21T14:00:00.000Z	33 \| good	6.267 \| good	28.043 \| good	18.22 \| good	1.182 \| good	2.364 \| good	0.153 \| good
2026-01-21T15:00:00.000Z	33 \| good	5.571 \| good	23.996 \| good	23.37 \| good	1.263 \| good	2.471 \| good	0.152 \| good
2026-01-21T16:00:00.000Z	27 \| good	4.924 \| good	21.048 \| good	28.201 \| good	1.443 \| good	2.476 \| good	0.149 \| good
2026-01-21T17:00:00.000Z	27 \| good	4.751 \| good	20.948 \| good	27.802 \| good	1.624 \| good	2.48 \| good	0.145 \| good
2026-01-21T18:00:00.000Z	27 \| good	4.899 \| good	21.048 \| good	26.98 \| good	1.805 \| good	2.485 \| good	0.141 \| good
2026-01-21T19:00:00.000Z	27 \| good	4.785 \| good	20.948 \| good	27.408 \| good	1.907 \| good	2.818 \| good	0.141 \| good
2026-01-21T20:00:00.000Z	27 \| good	4.709 \| good	20.849 \| good	27.513 \| good	2.009 \| good	3.152 \| good	0.141 \| good
2026-01-21T21:00:00.000Z	27 \| good	5.288 \| good	23 \| good	27.029 \| good	2.111 \| good	3.485 \| good	0.141 \| good
2026-01-21T22:00:00.000Z	27 \| good	5.191 \| good	22.596 \| good	26.24 \| good	2.081 \| good	3.564 \| good	0.143 \| good
2026-01-21T23:00:00.000Z	27 \| good	5.119 \| good	21.952 \| good	26.631 \| good	2.051 \| good	3.642 \| good	0.144 \| good
2026-01-22T00:00:00.000Z	33 \| good	5.746 \| good	24.95 \| good	25.692 \| good	2.022 \| good	3.72 \| good	0.146 \| good
2026-01-22T01:00:00.000Z	38 \| good	6.592 \| good	29.849 \| good	25.911 \| good	2.093 \| good	3.486 \| good	0.144 \| good
2026-01-22T02:00:00.000Z	38 \| good	7.147 \| good	31.849 \| good	24.723 \| good	2.207 \| good	3.343 \| good	0.145 \| good
2026-01-22T03:00:00.000Z	38 \| good	7.322 \| good	32 \| good	24.723 \| good	2.322 \| good	3.201 \| good	0.146 \| good
2026-01-22T04:00:00.000Z	44 \| good	7.665 \| good	33.95 \| good	25.427 \| good	2.612 \| good	3.195 \| good	0.15 \| good
2026-01-22T05:00:00.000Z	44 \| good	8.032 \| good	35 \| good	24.938 \| good	2.901 \| good	3.19 \| good	0.154 \| good
2026-01-22T06:00:00.000Z	44 \| good	7.825 \| good	34 \| good	25.642 \| good	3.191 \| good	3.184 \| good	0.158 \| good
2026-01-22T07:00:00.000Z	44 \| good	7.661 \| good	33.648 \| good	26.095 \| good	3.183 \| good	3.078 \| good	0.159 \| good
2026-01-22T08:00:00.000Z	44 \| good	7.622 \| good	33.648 \| good	26.117 \| good	3.175 \| good	2.972 \| good	0.161 \| good
2026-01-22T09:00:00.000Z	44 \| good	7.795 \| good	34 \| good	25.36 \| good	3.167 \| good	2.866 \| good	0.162 \| good
2026-01-22T10:00:00.000Z	44 \| good	7.935 \| good	34.898 \| good	22.787 \| good	2.935 \| good	2.816 \| good	0.164 \| good
2026-01-22T11:00:00.000Z	44 \| good	7.694 \| good	33.944 \| good	21.804 \| good	2.704 \| good	2.766 \| good	0.165 \| good
2026-01-22T12:00:00.000Z	27 \| good	4.631 \| good	20.25 \| good	27.876 \| good	1.286 \| good	2.035 \| good	0.188 \| good
2026-01-22T13:00:00.000Z	27 \| good	4.573 \| good	19.898 \| good	27.713 \| good	1.127 \| good	1.943 \| good	0.187 \| good
2026-01-22T14:00:00.000Z	27 \| good	4.833 \| good	21.302 \| good	27.101 \| good	0.969 \| good	1.851 \| good	0.186 \| good
2026-01-22T15:00:00.000Z	27 \| good	5.082 \| good	22.25 \| good	26.931 \| good	0.81 \| good	1.758 \| good	0.185 \| good
2026-01-22T16:00:00.000Z	27 \| good	5.152 \| good	22.302 \| good	27.48 \| good	0.843 \| good	1.615 \| good	0.181 \| good
2026-01-22T17:00:00.000Z	27 \| good	4.64 \| good	20.25 \| good	28.442 \| good	0.876 \| good	1.471 \| good	0.177 \| good
2026-01-22T18:00:00.000Z	27 \| good	4.491 \| good	19.352 \| good	28.731 \| good	0.908 \| good	1.328 \| good	0.173 \| good
2026-01-22T19:00:00.000Z	27 \| good	4.591 \| good	19.996 \| good	29.485 \| good	1.285 \| good	1.556 \| good	0.171 \| good
2026-01-22T20:00:00.000Z	28 \| good	4.86 \| good	20.996 \| good	30.209 \| good	1.661 \| good	1.785 \| good	0.169 \| good
2026-01-22T21:00:00.000Z	27 \| good	5.492 \| good	23.604 \| good	29.009 \| good	2.037 \| good	2.013 \| good	0.168 \| good
2026-01-22T22:00:00.000Z	33 \| good	6.36 \| good	28.349 \| good	25.791 \| good	2.443 \| good	3.05 \| good	0.175 \| good
2026-01-22T23:00:00.000Z	44 \| good	8.275 \| good	36.043 \| good	21.539 \| good	2.848 \| good	4.088 \| good	0.182 \| good
2026-01-23T00:00:00.000Z	44 \| good	7.552 \| good	33.043 \| good	18.832 \| good	3.436 \| good	4.745 \| good	0.181 \| good
2026-01-23T01:00:00.000Z	44 \| good	7.712 \| good	33.739 \| good	17.601 \| good	3.447 \| good	4.593 \| good	0.181 \| good
2026-01-23T02:00:00.000Z	44 \| good	7.592 \| good	33.792 \| good	16.634 \| good	3.458 \| good	4.441 \| good	0.182 \| good
2026-01-23T03:00:00.000Z	38 \| good	7.28 \| good	31.896 \| good	16.374 \| good	3.468 \| good	4.289 \| good	0.182 \| good
2026-01-23T04:00:00.000Z	44 \| good	8.335 \| good	36.849 \| good	15.046 \| good	3.088 \| good	4.118 \| good	0.182 \| good
2026-01-23T05:00:00.000Z	44 \| good	8.335 \| good	36.849 \| good	15.046 \| good	3.088 \| good	4.118 \| good	0.182 \| good
2026-01-23T06:00:00.000Z	38 \| good	6.8 \| good	29.977 \| good	16.946 \| good	2.927 \| good	4.266 \| good	0.19 \| good
2026-01-23T07:00:00.000Z	38 \| good	7.11 \| good	31.62 \| good	17.607 \| good	2.97 \| good	3.864 \| good	0.186 \| good
2026-01-23T08:00:00.000Z	38 \| good	6.674 \| good	29.741 \| good	19.592 \| good	3.013 \| good	3.462 \| good	0.182 \| good
2026-01-23T09:00:00.000Z	33 \| good	5.944 \| good	25.679 \| good	22.06 \| good	3.057 \| good	3.06 \| good	0.178 \| good
2026-01-23T10:00:00.000Z	38 \| good	6.502 \| good	28.959 \| good	24.453 \| good	2.607 \| good	2.927 \| good	0.179 \| good
2026-01-23T11:00:00.000Z	38 \| good	7.297 \| good	32.257 \| good	25.052 \| good	2.158 \| good	2.794 \| good	0.18 \| good
2026-01-23T12:00:00.000Z	38 \| good	7.244 \| good	32.135 \| good	25.554 \| good	1.709 \| good	2.661 \| good	0.181 \| good
2026-01-23T13:00:00.000Z	38 \| good	7.19 \| good	31.573 \| good	26.043 \| good	1.309 \| good	2.344 \| good	0.169 \| good
2026-01-23T14:00:00.000Z	33 \| good	6.311 \| good	27.806 \| good	25.727 \| good	0.909 \| good	2.026 \| good	0.157 \| good
2026-01-23T15:00:00.000Z	33 \| good	5.92 \| good	25.54 \| good	25.136 \| good	0.509 \| good	1.709 \| good	0.146 \| good
2026-01-23T16:00:00.000Z	27 \| good	4.547 \| good	19.692 \| good	25.825 \| good	0.47 \| good	1.53 \| good	0.146 \| good
2026-01-23T17:00:00.000Z	24 \| good	3.385 \| good	15.158 \| good	25.523 \| good	0.43 \| good	1.35 \| good	0.146 \| good
2026-01-23T18:00:00.000Z	23 \| good	2.999 \| good	12.143 \| good	25.359 \| good	0.391 \| good	1.171 \| good	0.146 \| good
2026-01-23T19:00:00.000Z	24 \| good	3.001 \| good	12.061 \| good	25.607 \| good	0.371 \| good	1.196 \| good	0.145 \| good
2026-01-23T20:00:00.000Z	24 \| good	2.997 \| good	12.061 \| good	25.606 \| good	0.351 \| good	1.222 \| good	0.145 \| good
2026-01-23T21:00:00.000Z	23 \| good	3.225 \| good	14.06 \| good	25.054 \| good	0.331 \| good	1.247 \| good	0.144 \| good
2026-01-23T22:00:00.000Z	21 \| good	3.059 \| good	12.573 \| good	22.818 \| good	0.331 \| good	1.481 \| good	0.144 \| good
2026-01-23T23:00:00.000Z	19 \| good	3.122 \| good	13.658 \| good	21.214 \| good	0.331 \| good	1.715 \| good	0.144 \| good
2026-01-24T00:00:00.000Z	19 \| good	1.957 \| good	7.977 \| good	20.325 \| good	0.33 \| good	1.95 \| good	0.144 \| good
2026-01-24T01:00:00.000Z	19 \| good	2.307 \| good	9.811 \| good	20.902 \| good	0.332 \| good	1.934 \| good	0.143 \| good
2026-01-24T02:00:00.000Z	19 \| good	2.443 \| good	9.923 \| good	21.129 \| good	0.335 \| good	1.918 \| good	0.142 \| good
2026-01-24T03:00:00.000Z	19 \| good	2.577 \| good	10.294 \| good	21.439 \| good	0.337 \| good	1.903 \| good	0.142 \| good
2026-01-24T04:00:00.000Z	20 \| good	2.996 \| good	12.438 \| good	21.661 \| good	0.332 \| good	1.831 \| good	0.141 \| good
2026-01-24T05:00:00.000Z	20 \| good	3.29 \| good	14.186 \| good	21.68 \| good	0.328 \| good	1.76 \| good	0.141 \| good
2026-01-24T06:00:00.000Z	20 \| good	3.188 \| good	14.06 \| good	22.291 \| good	0.323 \| good	1.688 \| good	0.141 \| good
2026-01-24T07:00:00.000Z	20 \| good	3.426 \| good	15.24 \| good	22.1 \| good	0.322 \| good	1.597 \| good	0.141 \| good
2026-01-24T08:00:00.000Z	20 \| good	3.474 \| good	15.27 \| good	21.563 \| good	0.321 \| good	1.505 \| good	0.14 \| good
2026-01-24T09:00:00.000Z	22 \| good	3.646 \| good	15.946 \| good	21.162 \| good	0.32 \| good	1.413 \| good	0.14 \| good
2026-01-24T10:00:00.000Z	22 \| good	3.947 \| good	17.27 \| good	20.135 \| good	0.413 \| good	1.471 \| good	0.141 \| good
2026-01-24T11:00:00.000Z	22 \| good	3.901 \| good	17.233 \| good	20.107 \| good	0.505 \| good	1.529 \| good	0.142 \| good
2026-01-24T12:00:00.000Z	27 \| good	4.76 \| good	20.902 \| good	19.521 \| good	0.598 \| good	1.587 \| good	0.143 \| good
2026-01-24T13:00:00.000Z	27 \| good	4.981 \| good	21.283 \| good	19.848 \| good	0.864 \| good	1.879 \| good	0.146 \| good
2026-01-24T14:00:00.000Z	27 \| good	5.1 \| good	22.01 \| good	20.649 \| good	1.13 \| good	2.171 \| good	0.149 \| good
2026-01-24T15:00:00.000Z	27 \| good	5.076 \| good	21.946 \| good	20.855 \| good	1.397 \| good	2.463 \| good	0.152 \| good
2026-01-24T16:00:00.000Z	27 \| good	5.061 \| good	21.902 \| good	20.735 \| good	1.77 \| good	2.657 \| good	0.153 \| good
2026-01-24T17:00:00.000Z	27 \| good	5.153 \| good	22.287 \| good	21.416 \| good	2.144 \| good	2.851 \| good	0.154 \| good
2026-01-24T18:00:00.000Z	27 \| good	5.343 \| good	22.977 \| good	22.192 \| good	2.518 \| good	3.045 \| good	0.155 \| good
2026-01-24T19:00:00.000Z	27 \| good	5.069 \| good	22.156 \| good	23.149 \| good	2.804 \| good	3.379 \| good	0.156 \| good
2026-01-24T20:00:00.000Z	27 \| good	5.185 \| good	22.27 \| good	23.889 \| good	3.09 \| good	3.713 \| good	0.158 \| good
2026-01-24T21:00:00.000Z	27 \| good	5.236 \| good	22.27 \| good	23.521 \| good	3.375 \| good	4.047 \| good	0.159 \| good
2026-01-24T22:00:00.000Z	33 \| good	6.287 \| good	28.073 \| good	21.973 \| good	3.433 \| good	4.582 \| good	0.163 \| good
2026-01-24T23:00:00.000Z	33 \| good	6.402 \| good	28.831 \| good	20.57 \| good	3.491 \| good	5.117 \| good	0.166 \| good
2026-01-25T00:00:00.000Z	24 \| good	4.242 \| good	4.435 \| good	26.418 \| good	3.569 \| good	5.632 \| good	0.17 \| good
2026-01-25T01:00:00.000Z	27 \| good	5.342 \| good	22.896 \| good	18.279 \| good	3.411 \| good	5.848 \| good	0.173 \| good
2026-01-25T02:00:00.000Z	33 \| good	5.775 \| good	24.896 \| good	17.313 \| good	3.274 \| good	6.044 \| good	0.177 \| good
2026-01-25T03:00:00.000Z	33 \| good	5.596 \| good	23.933 \| good	15.537 \| good	3.137 \| good	6.239 \| good	0.181 \| good
2026-01-25T04:00:00.000Z	38 \| good	6.759 \| good	29.939 \| good	13.005 \| good	2.937 \| good	6.188 \| good	0.182 \| good
2026-01-25T05:00:00.000Z	44 \| good	7.643 \| good	33.896 \| good	10.986 \| good	2.738 \| good	6.136 \| good	0.183 \| good

Chillicothe

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Chillicothe, Ohio air quality map: Track AQI near you

0.28ppm

How accurate is Ohio, USA air quality data?

Air quality data and pollutant measurements for Ohio, USA adhere to strict US EPA standards. The data is collected from multiple reliable sources, including satellites and ground-based monitoring stations. This data is further analyzed and enhanced using machine learning and advanced algorithms that factor in elements such as traffic and population density, ensuring accurate and reliable results.

Source: Ambee Data Sources

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Frequently asked questions

How often is the air quality data for Chillicothe, Ohio updated?

The air quality for Chillicothe, Ohio is updated every hour.

When was the worst air quality at Chillicothe, Ohio in the last 24 hrs?

The worst air quality in Chillicothe, Ohio in the last 24 hours was observed at 04:00:00 on 2026-01-23.

When was the best air quality at Chillicothe, Ohio in the last 24 hrs?

In the last 24 hrs, the best air quality in Chillicothe, Ohio was observed at 09:00:00 on 2026-01-22.

What is the current air quality in Chillicothe, Ohio?

The current air quality in Chillicothe, Ohio is 44, categorized as Good based on real-time data.

What pollutant is the most common in Chillicothe, Ohio?

The most common pollutant in Chillicothe, Ohio is PM2.5.

What should I do if the air quality in Chillicothe, Ohio is poor?

If the air quality in Chillicothe, Ohio is poor, consider staying indoors and wearing a mask to protect yourself.

What is the current concentration of PM_2.5 in Chillicothe, Ohio?

The current PM_2.5 concentration at Chillicothe, Ohio is 8.335 μg/m³.

What is the current concentration of PM₁₀ in Chillicothe, Ohio?

The current PM₁₀ concentration at Chillicothe, Ohio is 36.849 μg/m³.

What is the current concentration of carbon monoxide (CO) in Chillicothe, Ohio?

The current carbon monoxide (CO) concentration at Chillicothe, Ohio is 0.182 ppm.

What is the current concentration of sulfur dioxide (SO₂) in Chillicothe, Ohio?

The current sulfur dioxide (SO₂) concentration at Chillicothe, Ohio is 3.088 ppb.

What is the current concentration of ozone (O₃) in Chillicothe, Ohio?

The current ozone (O₃) concentration at Chillicothe, Ohio is 15.046 ppm.

What is the current concentration of nitrogen dioxide (NO₂) in Chillicothe, Ohio?

The current nitrogen dioxide (NO₂) concentration at Chillicothe, Ohio is 4.118 ppb.

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Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-01-21T06:00:00.000Z	38 \| good	6.842 \| good	30.256 \| good	14.852 \| good	1.604 \| good	2.868 \| good	0.17 \| good
2026-01-21T07:00:00.000Z	38 \| good	7.025 \| good	31.155 \| good	14.88 \| good	1.501 \| good	2.637 \| good	0.169 \| good
2026-01-21T08:00:00.000Z	38 \| good	6.859 \| good	30.203 \| good	14.598 \| good	1.399 \| good	2.405 \| good	0.168 \| good
2026-01-21T09:00:00.000Z	38 \| good	7.253 \| good	32.203 \| good	14.007 \| good	1.297 \| good	2.174 \| good	0.167 \| good
2026-01-21T10:00:00.000Z	38 \| good	7.283 \| good	32.203 \| good	14.742 \| good	1.221 \| good	2.084 \| good	0.165 \| good
2026-01-21T11:00:00.000Z	33 \| good	6.367 \| good	28.151 \| good	15.622 \| good	1.146 \| good	1.993 \| good	0.164 \| good
2026-01-21T12:00:00.000Z	33 \| good	6.181 \| good	27.15 \| good	17.264 \| good	1.02 \| good	2.149 \| good	0.156 \| good
2026-01-21T13:00:00.000Z	38 \| good	6.535 \| good	29.147 \| good	17.091 \| good	1.101 \| good	2.256 \| good	0.155 \| good
2026-01-21T14:00:00.000Z	33 \| good	6.267 \| good	28.043 \| good	18.22 \| good	1.182 \| good	2.364 \| good	0.153 \| good
2026-01-21T15:00:00.000Z	33 \| good	5.571 \| good	23.996 \| good	23.37 \| good	1.263 \| good	2.471 \| good	0.152 \| good
2026-01-21T16:00:00.000Z	27 \| good	4.924 \| good	21.048 \| good	28.201 \| good	1.443 \| good	2.476 \| good	0.149 \| good
2026-01-21T17:00:00.000Z	27 \| good	4.751 \| good	20.948 \| good	27.802 \| good	1.624 \| good	2.48 \| good	0.145 \| good
2026-01-21T18:00:00.000Z	27 \| good	4.899 \| good	21.048 \| good	26.98 \| good	1.805 \| good	2.485 \| good	0.141 \| good
2026-01-21T19:00:00.000Z	27 \| good	4.785 \| good	20.948 \| good	27.408 \| good	1.907 \| good	2.818 \| good	0.141 \| good
2026-01-21T20:00:00.000Z	27 \| good	4.709 \| good	20.849 \| good	27.513 \| good	2.009 \| good	3.152 \| good	0.141 \| good
2026-01-21T21:00:00.000Z	27 \| good	5.288 \| good	23 \| good	27.029 \| good	2.111 \| good	3.485 \| good	0.141 \| good
2026-01-21T22:00:00.000Z	27 \| good	5.191 \| good	22.596 \| good	26.24 \| good	2.081 \| good	3.564 \| good	0.143 \| good
2026-01-21T23:00:00.000Z	27 \| good	5.119 \| good	21.952 \| good	26.631 \| good	2.051 \| good	3.642 \| good	0.144 \| good
2026-01-22T00:00:00.000Z	33 \| good	5.746 \| good	24.95 \| good	25.692 \| good	2.022 \| good	3.72 \| good	0.146 \| good
2026-01-22T01:00:00.000Z	38 \| good	6.592 \| good	29.849 \| good	25.911 \| good	2.093 \| good	3.486 \| good	0.144 \| good
2026-01-22T02:00:00.000Z	38 \| good	7.147 \| good	31.849 \| good	24.723 \| good	2.207 \| good	3.343 \| good	0.145 \| good
2026-01-22T03:00:00.000Z	38 \| good	7.322 \| good	32 \| good	24.723 \| good	2.322 \| good	3.201 \| good	0.146 \| good
2026-01-22T04:00:00.000Z	44 \| good	7.665 \| good	33.95 \| good	25.427 \| good	2.612 \| good	3.195 \| good	0.15 \| good
2026-01-22T05:00:00.000Z	44 \| good	8.032 \| good	35 \| good	24.938 \| good	2.901 \| good	3.19 \| good	0.154 \| good
2026-01-22T06:00:00.000Z	44 \| good	7.825 \| good	34 \| good	25.642 \| good	3.191 \| good	3.184 \| good	0.158 \| good
2026-01-22T07:00:00.000Z	44 \| good	7.661 \| good	33.648 \| good	26.095 \| good	3.183 \| good	3.078 \| good	0.159 \| good
2026-01-22T08:00:00.000Z	44 \| good	7.622 \| good	33.648 \| good	26.117 \| good	3.175 \| good	2.972 \| good	0.161 \| good
2026-01-22T09:00:00.000Z	44 \| good	7.795 \| good	34 \| good	25.36 \| good	3.167 \| good	2.866 \| good	0.162 \| good
2026-01-22T10:00:00.000Z	44 \| good	7.935 \| good	34.898 \| good	22.787 \| good	2.935 \| good	2.816 \| good	0.164 \| good
2026-01-22T11:00:00.000Z	44 \| good	7.694 \| good	33.944 \| good	21.804 \| good	2.704 \| good	2.766 \| good	0.165 \| good
2026-01-22T12:00:00.000Z	27 \| good	4.631 \| good	20.25 \| good	27.876 \| good	1.286 \| good	2.035 \| good	0.188 \| good
2026-01-22T13:00:00.000Z	27 \| good	4.573 \| good	19.898 \| good	27.713 \| good	1.127 \| good	1.943 \| good	0.187 \| good
2026-01-22T14:00:00.000Z	27 \| good	4.833 \| good	21.302 \| good	27.101 \| good	0.969 \| good	1.851 \| good	0.186 \| good
2026-01-22T15:00:00.000Z	27 \| good	5.082 \| good	22.25 \| good	26.931 \| good	0.81 \| good	1.758 \| good	0.185 \| good
2026-01-22T16:00:00.000Z	27 \| good	5.152 \| good	22.302 \| good	27.48 \| good	0.843 \| good	1.615 \| good	0.181 \| good
2026-01-22T17:00:00.000Z	27 \| good	4.64 \| good	20.25 \| good	28.442 \| good	0.876 \| good	1.471 \| good	0.177 \| good
2026-01-22T18:00:00.000Z	27 \| good	4.491 \| good	19.352 \| good	28.731 \| good	0.908 \| good	1.328 \| good	0.173 \| good
2026-01-22T19:00:00.000Z	27 \| good	4.591 \| good	19.996 \| good	29.485 \| good	1.285 \| good	1.556 \| good	0.171 \| good
2026-01-22T20:00:00.000Z	28 \| good	4.86 \| good	20.996 \| good	30.209 \| good	1.661 \| good	1.785 \| good	0.169 \| good
2026-01-22T21:00:00.000Z	27 \| good	5.492 \| good	23.604 \| good	29.009 \| good	2.037 \| good	2.013 \| good	0.168 \| good
2026-01-22T22:00:00.000Z	33 \| good	6.36 \| good	28.349 \| good	25.791 \| good	2.443 \| good	3.05 \| good	0.175 \| good
2026-01-22T23:00:00.000Z	44 \| good	8.275 \| good	36.043 \| good	21.539 \| good	2.848 \| good	4.088 \| good	0.182 \| good
2026-01-23T00:00:00.000Z	44 \| good	7.552 \| good	33.043 \| good	18.832 \| good	3.436 \| good	4.745 \| good	0.181 \| good
2026-01-23T01:00:00.000Z	44 \| good	7.712 \| good	33.739 \| good	17.601 \| good	3.447 \| good	4.593 \| good	0.181 \| good
2026-01-23T02:00:00.000Z	44 \| good	7.592 \| good	33.792 \| good	16.634 \| good	3.458 \| good	4.441 \| good	0.182 \| good
2026-01-23T03:00:00.000Z	38 \| good	7.28 \| good	31.896 \| good	16.374 \| good	3.468 \| good	4.289 \| good	0.182 \| good
2026-01-23T04:00:00.000Z	44 \| good	8.335 \| good	36.849 \| good	15.046 \| good	3.088 \| good	4.118 \| good	0.182 \| good
2026-01-23T05:00:00.000Z	44 \| good	8.335 \| good	36.849 \| good	15.046 \| good	3.088 \| good	4.118 \| good	0.182 \| good
2026-01-23T06:00:00.000Z	38 \| good	6.8 \| good	29.977 \| good	16.946 \| good	2.927 \| good	4.266 \| good	0.19 \| good
2026-01-23T07:00:00.000Z	38 \| good	7.11 \| good	31.62 \| good	17.607 \| good	2.97 \| good	3.864 \| good	0.186 \| good
2026-01-23T08:00:00.000Z	38 \| good	6.674 \| good	29.741 \| good	19.592 \| good	3.013 \| good	3.462 \| good	0.182 \| good
2026-01-23T09:00:00.000Z	33 \| good	5.944 \| good	25.679 \| good	22.06 \| good	3.057 \| good	3.06 \| good	0.178 \| good
2026-01-23T10:00:00.000Z	38 \| good	6.502 \| good	28.959 \| good	24.453 \| good	2.607 \| good	2.927 \| good	0.179 \| good
2026-01-23T11:00:00.000Z	38 \| good	7.297 \| good	32.257 \| good	25.052 \| good	2.158 \| good	2.794 \| good	0.18 \| good
2026-01-23T12:00:00.000Z	38 \| good	7.244 \| good	32.135 \| good	25.554 \| good	1.709 \| good	2.661 \| good	0.181 \| good
2026-01-23T13:00:00.000Z	38 \| good	7.19 \| good	31.573 \| good	26.043 \| good	1.309 \| good	2.344 \| good	0.169 \| good
2026-01-23T14:00:00.000Z	33 \| good	6.311 \| good	27.806 \| good	25.727 \| good	0.909 \| good	2.026 \| good	0.157 \| good
2026-01-23T15:00:00.000Z	33 \| good	5.92 \| good	25.54 \| good	25.136 \| good	0.509 \| good	1.709 \| good	0.146 \| good
2026-01-23T16:00:00.000Z	27 \| good	4.547 \| good	19.692 \| good	25.825 \| good	0.47 \| good	1.53 \| good	0.146 \| good
2026-01-23T17:00:00.000Z	24 \| good	3.385 \| good	15.158 \| good	25.523 \| good	0.43 \| good	1.35 \| good	0.146 \| good
2026-01-23T18:00:00.000Z	23 \| good	2.999 \| good	12.143 \| good	25.359 \| good	0.391 \| good	1.171 \| good	0.146 \| good
2026-01-23T19:00:00.000Z	24 \| good	3.001 \| good	12.061 \| good	25.607 \| good	0.371 \| good	1.196 \| good	0.145 \| good
2026-01-23T20:00:00.000Z	24 \| good	2.997 \| good	12.061 \| good	25.606 \| good	0.351 \| good	1.222 \| good	0.145 \| good
2026-01-23T21:00:00.000Z	23 \| good	3.225 \| good	14.06 \| good	25.054 \| good	0.331 \| good	1.247 \| good	0.144 \| good
2026-01-23T22:00:00.000Z	21 \| good	3.059 \| good	12.573 \| good	22.818 \| good	0.331 \| good	1.481 \| good	0.144 \| good
2026-01-23T23:00:00.000Z	19 \| good	3.122 \| good	13.658 \| good	21.214 \| good	0.331 \| good	1.715 \| good	0.144 \| good
2026-01-24T00:00:00.000Z	19 \| good	1.957 \| good	7.977 \| good	20.325 \| good	0.33 \| good	1.95 \| good	0.144 \| good
2026-01-24T01:00:00.000Z	19 \| good	2.307 \| good	9.811 \| good	20.902 \| good	0.332 \| good	1.934 \| good	0.143 \| good
2026-01-24T02:00:00.000Z	19 \| good	2.443 \| good	9.923 \| good	21.129 \| good	0.335 \| good	1.918 \| good	0.142 \| good
2026-01-24T03:00:00.000Z	19 \| good	2.577 \| good	10.294 \| good	21.439 \| good	0.337 \| good	1.903 \| good	0.142 \| good
2026-01-24T04:00:00.000Z	20 \| good	2.996 \| good	12.438 \| good	21.661 \| good	0.332 \| good	1.831 \| good	0.141 \| good
2026-01-24T05:00:00.000Z	20 \| good	3.29 \| good	14.186 \| good	21.68 \| good	0.328 \| good	1.76 \| good	0.141 \| good
2026-01-24T06:00:00.000Z	20 \| good	3.188 \| good	14.06 \| good	22.291 \| good	0.323 \| good	1.688 \| good	0.141 \| good
2026-01-24T07:00:00.000Z	20 \| good	3.426 \| good	15.24 \| good	22.1 \| good	0.322 \| good	1.597 \| good	0.141 \| good
2026-01-24T08:00:00.000Z	20 \| good	3.474 \| good	15.27 \| good	21.563 \| good	0.321 \| good	1.505 \| good	0.14 \| good
2026-01-24T09:00:00.000Z	22 \| good	3.646 \| good	15.946 \| good	21.162 \| good	0.32 \| good	1.413 \| good	0.14 \| good
2026-01-24T10:00:00.000Z	22 \| good	3.947 \| good	17.27 \| good	20.135 \| good	0.413 \| good	1.471 \| good	0.141 \| good
2026-01-24T11:00:00.000Z	22 \| good	3.901 \| good	17.233 \| good	20.107 \| good	0.505 \| good	1.529 \| good	0.142 \| good
2026-01-24T12:00:00.000Z	27 \| good	4.76 \| good	20.902 \| good	19.521 \| good	0.598 \| good	1.587 \| good	0.143 \| good
2026-01-24T13:00:00.000Z	27 \| good	4.981 \| good	21.283 \| good	19.848 \| good	0.864 \| good	1.879 \| good	0.146 \| good
2026-01-24T14:00:00.000Z	27 \| good	5.1 \| good	22.01 \| good	20.649 \| good	1.13 \| good	2.171 \| good	0.149 \| good
2026-01-24T15:00:00.000Z	27 \| good	5.076 \| good	21.946 \| good	20.855 \| good	1.397 \| good	2.463 \| good	0.152 \| good
2026-01-24T16:00:00.000Z	27 \| good	5.061 \| good	21.902 \| good	20.735 \| good	1.77 \| good	2.657 \| good	0.153 \| good
2026-01-24T17:00:00.000Z	27 \| good	5.153 \| good	22.287 \| good	21.416 \| good	2.144 \| good	2.851 \| good	0.154 \| good
2026-01-24T18:00:00.000Z	27 \| good	5.343 \| good	22.977 \| good	22.192 \| good	2.518 \| good	3.045 \| good	0.155 \| good
2026-01-24T19:00:00.000Z	27 \| good	5.069 \| good	22.156 \| good	23.149 \| good	2.804 \| good	3.379 \| good	0.156 \| good
2026-01-24T20:00:00.000Z	27 \| good	5.185 \| good	22.27 \| good	23.889 \| good	3.09 \| good	3.713 \| good	0.158 \| good
2026-01-24T21:00:00.000Z	27 \| good	5.236 \| good	22.27 \| good	23.521 \| good	3.375 \| good	4.047 \| good	0.159 \| good
2026-01-24T22:00:00.000Z	33 \| good	6.287 \| good	28.073 \| good	21.973 \| good	3.433 \| good	4.582 \| good	0.163 \| good
2026-01-24T23:00:00.000Z	33 \| good	6.402 \| good	28.831 \| good	20.57 \| good	3.491 \| good	5.117 \| good	0.166 \| good
2026-01-25T00:00:00.000Z	24 \| good	4.242 \| good	4.435 \| good	26.418 \| good	3.569 \| good	5.632 \| good	0.17 \| good
2026-01-25T01:00:00.000Z	27 \| good	5.342 \| good	22.896 \| good	18.279 \| good	3.411 \| good	5.848 \| good	0.173 \| good
2026-01-25T02:00:00.000Z	33 \| good	5.775 \| good	24.896 \| good	17.313 \| good	3.274 \| good	6.044 \| good	0.177 \| good
2026-01-25T03:00:00.000Z	33 \| good	5.596 \| good	23.933 \| good	15.537 \| good	3.137 \| good	6.239 \| good	0.181 \| good
2026-01-25T04:00:00.000Z	38 \| good	6.759 \| good	29.939 \| good	13.005 \| good	2.937 \| good	6.188 \| good	0.182 \| good
2026-01-25T05:00:00.000Z	44 \| good	7.643 \| good	33.896 \| good	10.986 \| good	2.738 \| good	6.136 \| good	0.183 \| good

Chillicothe, Ohio live air quality index now

Major air pollutants in Chillicothe, Ohio

Particulate Matter2.5 (PM2.5)

Particulate Matter10 (PM10)

Ozone (O3)

Sulfur Dioxide (SO2)

Nitrogen Dioxide (NO2)

Carbon Monoxide (CO)

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Chillicothe, Ohio air quality map: Track AQI near you

Air quality in nearby cities

Circleville, Ohio

Washington Court House, Ohio

Lancaster, Ohio

Grove City, Ohio

Pickerington, Ohio

Portsmouth, Ohio

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Frequently asked questions

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What is the current concentration of PM2.5 in Chillicothe, Ohio?

What is the current concentration of PM10 in Chillicothe, Ohio?

What is the current concentration of carbon monoxide (CO) in Chillicothe, Ohio?

What is the current concentration of sulfur dioxide (SO2) in Chillicothe, Ohio?

What is the current concentration of ozone (O3) in Chillicothe, Ohio?

What is the current concentration of nitrogen dioxide (NO2) in Chillicothe, Ohio?

Particulate Matter_2.5 (PM_2.5)

Particulate Matter₁₀ (PM₁₀)

Ozone (O₃)

Sulfur Dioxide (SO₂)

Nitrogen Dioxide (NO₂)

What is the current concentration of PM_2.5 in Chillicothe, Ohio?

What is the current concentration of PM₁₀ in Chillicothe, Ohio?

What is the current concentration of sulfur dioxide (SO₂) in Chillicothe, Ohio?

What is the current concentration of ozone (O₃) in Chillicothe, Ohio?

What is the current concentration of nitrogen dioxide (NO₂) in Chillicothe, Ohio?