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

The current PM10 concentration at Chillicothe, Ohio is 16.161 μg/m3.

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

The current sulfur dioxide (SO2) concentration at Chillicothe, Ohio is 1.796 ppb.

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

The current ozone (O3) concentration at Chillicothe, Ohio is 36.867 ppm.

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

The current nitrogen dioxide (NO2) concentration at Chillicothe, Ohio is 3.932 ppb.

Chillicothe, Ohio live air quality index now

Name: Live air pollution levels in Chillicothe, Ohio today
Creator: Ambee

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)

5.87 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

19.99 μg/m³

155

255

425

605+

Ozone (O₃)

20.40 ppb

201

201+

Sulfur Dioxide (SO₂)

1.39 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

9.47 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.14 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
2025-07-19T12:00:00.000Z	38 \| good	6.563 \| good	24.626 \| good	14.07 \| good	1.417 \| good	8.058 \| good	0.264 \| good
2025-07-19T13:00:00.000Z	38 \| good	6.733 \| good	21.548 \| good	16.186 \| good	1.26 \| good	7.544 \| good	0.247 \| good
2025-07-19T14:00:00.000Z	33 \| good	6.443 \| good	21.588 \| good	17.473 \| good	1.386 \| good	7.207 \| good	0.229 \| good
2025-07-19T15:00:00.000Z	27 \| good	5.43 \| good	18.173 \| good	24.212 \| good	1.67 \| good	6.698 \| good	0.198 \| good
2025-07-19T16:00:00.000Z	27 \| good	5.299 \| good	21.396 \| good	27.877 \| good	2.104 \| good	5.711 \| good	0.164 \| good
2025-07-19T17:00:00.000Z	33 \| good	5.766 \| good	21.019 \| good	30.833 \| good	1.996 \| good	5.181 \| good	0.148 \| good
2025-07-19T18:00:00.000Z	33 \| good	5.844 \| good	20.221 \| good	31.849 \| good	1.911 \| good	5.05 \| good	0.164 \| good
2025-07-19T19:00:00.000Z	34 \| good	4.737 \| good	15.311 \| good	37.189 \| good	1.986 \| good	4.453 \| good	0.133 \| good
2025-07-19T20:00:00.000Z	35 \| good	5.225 \| good	22.471 \| good	37.756 \| good	1.703 \| good	4.403 \| good	0.142 \| good
2025-07-19T21:00:00.000Z	38 \| good	7.186 \| good	20.796 \| good	40.569 \| good	1.989 \| good	6.359 \| good	0.16 \| good
2025-07-19T22:00:00.000Z	34 \| good	6.064 \| good	16.899 \| good	36.52 \| good	1.985 \| good	6.541 \| good	0.16 \| good
2025-07-19T23:00:00.000Z	36 \| good	4.985 \| good	22.913 \| good	38.519 \| good	1.839 \| good	7.267 \| good	0.192 \| good
2025-07-20T00:00:00.000Z	33 \| good	5.848 \| good	19.908 \| good	35.991 \| good	1.828 \| good	7.513 \| good	0.176 \| good
2025-07-20T01:00:00.000Z	34 \| good	5.729 \| good	22.128 \| good	36.507 \| good	2.2 \| good	7.482 \| good	0.127 \| good
2025-07-20T02:00:00.000Z	38 \| good	6.843 \| good	18.655 \| good	33.719 \| good	2.542 \| good	7.883 \| good	0.127 \| good
2025-07-20T03:00:00.000Z	33 \| good	6.435 \| good	20.192 \| good	28.432 \| good	2.097 \| good	7.841 \| good	0.176 \| good
2025-07-20T04:00:00.000Z	27 \| good	5.072 \| good	20.007 \| good	26.224 \| good	1.929 \| good	7.619 \| good	0.176 \| good
2025-07-20T05:00:00.000Z	27 \| good	4.659 \| good	19.706 \| good	26.361 \| good	1.728 \| good	6.318 \| good	0.133 \| good
2025-07-20T06:00:00.000Z	27 \| good	4.961 \| good	21.062 \| good	26.379 \| good	2.325 \| good	6.018 \| good	0.117 \| good
2025-07-20T07:00:00.000Z	27 \| good	5.357 \| good	24.359 \| good	24.076 \| good	1.628 \| good	5.085 \| good	0.117 \| good
2025-07-20T08:00:00.000Z	33 \| good	5.858 \| good	28.405 \| good	23.569 \| good	1.659 \| good	3.734 \| good	0.117 \| good
2025-07-20T09:00:00.000Z	27 \| good	5.401 \| good	22.553 \| good	22.912 \| good	1.725 \| good	3.738 \| good	0.133 \| good
2025-07-20T10:00:00.000Z	27 \| good	5.443 \| good	22.27 \| good	21.473 \| good	1.657 \| good	5.632 \| good	0.119 \| good
2025-07-20T11:00:00.000Z	27 \| good	5.406 \| good	25.05 \| good	22.765 \| good	1.719 \| good	5.875 \| good	0.12 \| good
2025-07-20T12:00:00.000Z	27 \| good	5.09 \| good	20.639 \| good	20.322 \| good	1.611 \| good	6.71 \| good	0.117 \| good
2025-07-20T13:00:00.000Z	27 \| good	5.371 \| good	25.001 \| good	19.094 \| good	1.71 \| good	5.969 \| good	0.108 \| good
2025-07-20T14:00:00.000Z	33 \| good	5.894 \| good	20.574 \| good	20.36 \| good	1.216 \| good	3.704 \| good	0.135 \| good
2025-07-20T15:00:00.000Z	27 \| good	5.227 \| good	20.077 \| good	24.371 \| good	1.414 \| good	3.627 \| good	0.135 \| good
2025-07-20T16:00:00.000Z	33 \| good	6.092 \| good	31.802 \| good	24.411 \| good	1.792 \| good	3.153 \| good	0.134 \| good
2025-07-20T17:00:00.000Z	33 \| good	5.504 \| good	36.447 \| good	25.547 \| good	1.374 \| good	3.741 \| good	0.134 \| good
2025-07-20T18:00:00.000Z	28 \| good	5.43 \| good	20.802 \| good	30.213 \| good	1.396 \| good	3.595 \| good	0.134 \| good
2025-07-20T19:00:00.000Z	54 \| moderate	10.764 \| good	32.653 \| good	33.251 \| good	2.066 \| good	3.421 \| good	0.15 \| good
2025-07-20T20:00:00.000Z	56 \| moderate	11.762 \| good	51.771 \| good	32.682 \| good	1.967 \| good	3.734 \| good	0.199 \| good
2025-07-20T21:00:00.000Z	52 \| moderate	10.144 \| good	38.553 \| good	30.858 \| good	1.19 \| good	5.68 \| good	0.216 \| good
2025-07-20T22:00:00.000Z	49 \| good	9.471 \| good	32.339 \| good	35.483 \| good	1.796 \| good	6.363 \| good	0.2 \| good
2025-07-20T23:00:00.000Z	49 \| good	8.742 \| good	26.894 \| good	33.385 \| good	2.467 \| good	4.823 \| good	0.166 \| good
2025-07-21T00:00:00.000Z	38 \| good	7.096 \| good	26.085 \| good	30.703 \| good	1.454 \| good	5.287 \| good	0.183 \| good
2025-07-21T01:00:00.000Z	38 \| good	7.291 \| good	40.741 \| good	31.74 \| good	1.447 \| good	7.325 \| good	0.214 \| good
2025-07-21T02:00:00.000Z	44 \| good	8.058 \| good	32.097 \| good	28.208 \| good	1.876 \| good	4.687 \| good	0.167 \| good
2025-07-21T03:00:00.000Z	27 \| good	4.717 \| good	24.31 \| good	29.078 \| good	1.494 \| good	5.442 \| good	0.183 \| good
2025-07-21T04:00:00.000Z	33 \| good	6.033 \| good	34.843 \| good	27.904 \| good	7.34 \| good	5.416 \| good	0.134 \| good
2025-07-21T05:00:00.000Z	27 \| good	5.479 \| good	24.508 \| good	22.75 \| good	7.355 \| good	6.451 \| good	0.135 \| good
2025-07-21T06:00:00.000Z	33 \| good	6.475 \| good	28.846 \| good	18.169 \| good	15.7 \| good	6.901 \| good	0.135 \| good
2025-07-21T07:00:00.000Z	38 \| good	6.993 \| good	33.664 \| good	21.3 \| good	2.203 \| good	6.242 \| good	0.135 \| good
2025-07-21T08:00:00.000Z	38 \| good	6.581 \| good	24.671 \| good	19.722 \| good	2.209 \| good	10.578 \| good	0.135 \| good
2025-07-21T09:00:00.000Z	33 \| good	5.595 \| good	30.556 \| good	25.44 \| good	1.285 \| good	6.384 \| good	0.146 \| good
2025-07-21T10:00:00.000Z	33 \| good	5.869 \| good	19.99 \| good	20.396 \| good	1.389 \| good	9.471 \| good	0.145 \| good
2025-07-21T11:00:00.000Z	33 \| good	6.11 \| good	24.693 \| good	18.724 \| good	1.251 \| good	7.193 \| good	0.215 \| good
2025-07-21T11:00:00.000Z	33 \| good	5.869 \| good	19.99 \| good	20.396 \| good	1.389 \| good	9.471 \| good	0.145 \| good
2025-07-18T22:00:00.000Z	38 \| good	6.548 \| good	29.424 \| good	35.375 \| good	0.58 \| good	1.444 \| good	0.172 \| good
2025-07-18T23:00:00.000Z	34 \| good	6.222 \| good	27.571 \| good	36.916 \| good	0.716 \| good	1.897 \| good	0.176 \| good
2025-07-19T00:00:00.000Z	38 \| good	7.42 \| good	32.794 \| good	27.709 \| good	0.853 \| good	2.35 \| good	0.18 \| good
2025-07-19T01:00:00.000Z	44 \| good	8.474 \| good	36.892 \| good	24.989 \| good	0.992 \| good	3.342 \| good	0.193 \| good
2025-07-19T02:00:00.000Z	52 \| moderate	9.919 \| good	44.036 \| good	21.036 \| good	1.132 \| good	4.334 \| good	0.206 \| good
2025-07-19T03:00:00.000Z	54 \| moderate	10.972 \| good	48.677 \| good	18.864 \| good	1.271 \| good	5.326 \| good	0.218 \| good
2025-07-19T04:00:00.000Z	54 \| moderate	11.285 \| good	49.824 \| good	17.297 \| good	1.498 \| good	5.061 \| good	0.217 \| good
2025-07-19T05:00:00.000Z	54 \| moderate	11.453 \| good	50.622 \| good	15.209 \| good	1.724 \| good	4.797 \| good	0.217 \| good
2025-07-19T06:00:00.000Z	56 \| moderate	11.86 \| good	52.907 \| good	14.404 \| good	1.951 \| good	4.532 \| good	0.216 \| good
2025-07-19T07:00:00.000Z	56 \| moderate	12.045 \| good	53.857 \| good	13.742 \| good	1.758 \| good	4.319 \| good	0.214 \| good
2025-07-19T08:00:00.000Z	54 \| moderate	11.38 \| good	50.27 \| good	13.484 \| good	1.565 \| good	4.106 \| good	0.213 \| good
2025-07-19T09:00:00.000Z	52 \| moderate	10.491 \| good	46.591 \| good	13.861 \| good	1.372 \| good	3.893 \| good	0.211 \| good
2025-07-19T10:00:00.000Z	52 \| moderate	9.658 \| good	42.652 \| good	13.723 \| good	1.243 \| good	3.388 \| good	0.206 \| good
2025-07-19T11:00:00.000Z	49 \| good	8.901 \| good	38.96 \| good	15.177 \| good	1.114 \| good	2.883 \| good	0.2 \| good
2025-07-19T12:00:00.000Z	49 \| good	9.163 \| good	40.767 \| good	18.114 \| good	0.985 \| good	2.378 \| good	0.195 \| good
2025-07-19T13:00:00.000Z	52 \| moderate	10.022 \| good	44.404 \| good	21.334 \| good	1.387 \| good	2.109 \| good	0.188 \| good
2025-07-19T14:00:00.000Z	49 \| good	9.45 \| good	42.08 \| good	25.914 \| good	1.789 \| good	1.84 \| good	0.181 \| good
2025-07-19T15:00:00.000Z	52 \| moderate	10.187 \| good	45.174 \| good	31.829 \| good	2.191 \| good	1.571 \| good	0.173 \| good
2025-07-19T16:00:00.000Z	52 \| moderate	10.461 \| good	46.562 \| good	35.07 \| good	1.794 \| good	1.452 \| good	0.17 \| good
2025-07-19T17:00:00.000Z	54 \| moderate	10.575 \| good	46.845 \| good	36.389 \| good	1.397 \| good	1.334 \| good	0.167 \| good
2025-07-19T18:00:00.000Z	52 \| moderate	10.35 \| good	46.024 \| good	37.966 \| good	1 \| good	1.215 \| good	0.164 \| good
2025-07-19T19:00:00.000Z	49 \| good	8.884 \| good	39.803 \| good	37.081 \| good	1.159 \| good	1.286 \| good	0.163 \| good
2025-07-19T20:00:00.000Z	44 \| good	7.777 \| good	34.446 \| good	33.057 \| good	1.318 \| good	1.357 \| good	0.163 \| good
2025-07-19T21:00:00.000Z	33 \| good	6.149 \| good	26.834 \| good	31.748 \| good	1.477 \| good	1.428 \| good	0.162 \| good
2025-07-19T22:00:00.000Z	33 \| good	5.512 \| good	23.85 \| good	31.763 \| good	1.519 \| good	1.763 \| good	0.165 \| good
2025-07-19T23:00:00.000Z	33 \| good	6.105 \| good	27.005 \| good	30.216 \| good	1.561 \| good	2.098 \| good	0.167 \| good
2025-07-20T00:00:00.000Z	28 \| good	5.368 \| good	22.992 \| good	30.02 \| good	1.603 \| good	2.433 \| good	0.17 \| good
2025-07-20T01:00:00.000Z	38 \| good	6.553 \| good	29.119 \| good	29.751 \| good	1.772 \| good	2.52 \| good	0.169 \| good
2025-07-20T02:00:00.000Z	33 \| good	6.385 \| good	28.791 \| good	30.561 \| good	1.942 \| good	2.607 \| good	0.169 \| good
2025-07-20T03:00:00.000Z	33 \| good	5.82 \| good	25.178 \| good	32.762 \| good	2.111 \| good	2.695 \| good	0.169 \| good
2025-07-20T04:00:00.000Z	33 \| good	5.815 \| good	25.101 \| good	31.172 \| good	2.178 \| good	2.623 \| good	0.168 \| good
2025-07-20T05:00:00.000Z	33 \| good	6.24 \| good	28 \| good	25.617 \| good	2.244 \| good	2.552 \| good	0.167 \| good
2025-07-20T06:00:00.000Z	44 \| good	7.627 \| good	33.689 \| good	21.109 \| good	2.311 \| good	2.48 \| good	0.166 \| good
2025-07-20T07:00:00.000Z	49 \| good	8.607 \| good	37.896 \| good	18.925 \| good	1.886 \| good	2.267 \| good	0.165 \| good
2025-07-20T08:00:00.000Z	49 \| good	8.927 \| good	38.936 \| good	16.885 \| good	1.461 \| good	2.054 \| good	0.164 \| good
2025-07-20T09:00:00.000Z	49 \| good	9.412 \| good	41.865 \| good	15.794 \| good	1.036 \| good	1.841 \| good	0.163 \| good
2025-07-20T10:00:00.000Z	52 \| moderate	10.019 \| good	44.661 \| good	14.408 \| good	1.085 \| good	1.901 \| good	0.167 \| good
2025-07-20T11:00:00.000Z	54 \| moderate	10.794 \| good	47.757 \| good	13.528 \| good	1.134 \| good	1.961 \| good	0.171 \| good
2025-07-20T12:00:00.000Z	54 \| moderate	11.434 \| good	50.528 \| good	17.048 \| good	1.183 \| good	2.021 \| good	0.175 \| good
2025-07-20T13:00:00.000Z	56 \| moderate	11.724 \| good	51.692 \| good	23.254 \| good	1.093 \| good	1.926 \| good	0.179 \| good
2025-07-20T14:00:00.000Z	54 \| moderate	10.607 \| good	46.955 \| good	27.087 \| good	1.003 \| good	1.83 \| good	0.183 \| good
2025-07-20T15:00:00.000Z	54 \| moderate	11.366 \| good	50.303 \| good	26.252 \| good	0.912 \| good	1.735 \| good	0.187 \| good
2025-07-20T16:00:00.000Z	54 \| moderate	11.334 \| good	50.267 \| good	31.359 \| good	0.748 \| good	1.436 \| good	0.187 \| good
2025-07-20T17:00:00.000Z	54 \| moderate	10.624 \| good	47.235 \| good	32.697 \| good	0.583 \| good	1.137 \| good	0.188 \| good
2025-07-20T18:00:00.000Z	56 \| moderate	11.653 \| good	51.358 \| good	33.065 \| good	0.419 \| good	0.837 \| good	0.188 \| good
2025-07-20T19:00:00.000Z	56 \| moderate	12.461 \| fine	55.908 \| fine	34.184 \| good	0.378 \| good	1.085 \| good	0.188 \| good
2025-07-20T20:00:00.000Z	56 \| moderate	11.82 \| good	52.256 \| good	37.534 \| good	0.336 \| good	1.333 \| good	0.187 \| good
2025-07-20T21:00:00.000Z	56 \| moderate	11.587 \| good	51.392 \| good	37.514 \| good	0.295 \| good	1.58 \| good	0.187 \| good

Chillicothe

Get reliable air quality data to drive your business

Chillicothe, Ohio air quality map: Track AQI near you

0.18ppm

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 03:00:00 on 2025-07-18.

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 2025-07-18.

What is the current air quality in Chillicothe, Ohio?

The current air quality in Chillicothe, Ohio is 34, 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 O3.

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 5.243 μg/m³.

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

The current PM₁₀ concentration at Chillicothe, Ohio is 16.161 μg/m³.

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

The current carbon monoxide (CO) concentration at Chillicothe, Ohio is 0.165 ppm.

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

The current sulfur dioxide (SO₂) concentration at Chillicothe, Ohio is 1.796 ppb.

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

The current ozone (O₃) concentration at Chillicothe, Ohio is 36.867 ppm.

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

The current nitrogen dioxide (NO₂) concentration at Chillicothe, Ohio is 3.932 ppb.

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Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2025-07-19T12:00:00.000Z	38 \| good	6.563 \| good	24.626 \| good	14.07 \| good	1.417 \| good	8.058 \| good	0.264 \| good
2025-07-19T13:00:00.000Z	38 \| good	6.733 \| good	21.548 \| good	16.186 \| good	1.26 \| good	7.544 \| good	0.247 \| good
2025-07-19T14:00:00.000Z	33 \| good	6.443 \| good	21.588 \| good	17.473 \| good	1.386 \| good	7.207 \| good	0.229 \| good
2025-07-19T15:00:00.000Z	27 \| good	5.43 \| good	18.173 \| good	24.212 \| good	1.67 \| good	6.698 \| good	0.198 \| good
2025-07-19T16:00:00.000Z	27 \| good	5.299 \| good	21.396 \| good	27.877 \| good	2.104 \| good	5.711 \| good	0.164 \| good
2025-07-19T17:00:00.000Z	33 \| good	5.766 \| good	21.019 \| good	30.833 \| good	1.996 \| good	5.181 \| good	0.148 \| good
2025-07-19T18:00:00.000Z	33 \| good	5.844 \| good	20.221 \| good	31.849 \| good	1.911 \| good	5.05 \| good	0.164 \| good
2025-07-19T19:00:00.000Z	34 \| good	4.737 \| good	15.311 \| good	37.189 \| good	1.986 \| good	4.453 \| good	0.133 \| good
2025-07-19T20:00:00.000Z	35 \| good	5.225 \| good	22.471 \| good	37.756 \| good	1.703 \| good	4.403 \| good	0.142 \| good
2025-07-19T21:00:00.000Z	38 \| good	7.186 \| good	20.796 \| good	40.569 \| good	1.989 \| good	6.359 \| good	0.16 \| good
2025-07-19T22:00:00.000Z	34 \| good	6.064 \| good	16.899 \| good	36.52 \| good	1.985 \| good	6.541 \| good	0.16 \| good
2025-07-19T23:00:00.000Z	36 \| good	4.985 \| good	22.913 \| good	38.519 \| good	1.839 \| good	7.267 \| good	0.192 \| good
2025-07-20T00:00:00.000Z	33 \| good	5.848 \| good	19.908 \| good	35.991 \| good	1.828 \| good	7.513 \| good	0.176 \| good
2025-07-20T01:00:00.000Z	34 \| good	5.729 \| good	22.128 \| good	36.507 \| good	2.2 \| good	7.482 \| good	0.127 \| good
2025-07-20T02:00:00.000Z	38 \| good	6.843 \| good	18.655 \| good	33.719 \| good	2.542 \| good	7.883 \| good	0.127 \| good
2025-07-20T03:00:00.000Z	33 \| good	6.435 \| good	20.192 \| good	28.432 \| good	2.097 \| good	7.841 \| good	0.176 \| good
2025-07-20T04:00:00.000Z	27 \| good	5.072 \| good	20.007 \| good	26.224 \| good	1.929 \| good	7.619 \| good	0.176 \| good
2025-07-20T05:00:00.000Z	27 \| good	4.659 \| good	19.706 \| good	26.361 \| good	1.728 \| good	6.318 \| good	0.133 \| good
2025-07-20T06:00:00.000Z	27 \| good	4.961 \| good	21.062 \| good	26.379 \| good	2.325 \| good	6.018 \| good	0.117 \| good
2025-07-20T07:00:00.000Z	27 \| good	5.357 \| good	24.359 \| good	24.076 \| good	1.628 \| good	5.085 \| good	0.117 \| good
2025-07-20T08:00:00.000Z	33 \| good	5.858 \| good	28.405 \| good	23.569 \| good	1.659 \| good	3.734 \| good	0.117 \| good
2025-07-20T09:00:00.000Z	27 \| good	5.401 \| good	22.553 \| good	22.912 \| good	1.725 \| good	3.738 \| good	0.133 \| good
2025-07-20T10:00:00.000Z	27 \| good	5.443 \| good	22.27 \| good	21.473 \| good	1.657 \| good	5.632 \| good	0.119 \| good
2025-07-20T11:00:00.000Z	27 \| good	5.406 \| good	25.05 \| good	22.765 \| good	1.719 \| good	5.875 \| good	0.12 \| good
2025-07-20T12:00:00.000Z	27 \| good	5.09 \| good	20.639 \| good	20.322 \| good	1.611 \| good	6.71 \| good	0.117 \| good
2025-07-20T13:00:00.000Z	27 \| good	5.371 \| good	25.001 \| good	19.094 \| good	1.71 \| good	5.969 \| good	0.108 \| good
2025-07-20T14:00:00.000Z	33 \| good	5.894 \| good	20.574 \| good	20.36 \| good	1.216 \| good	3.704 \| good	0.135 \| good
2025-07-20T15:00:00.000Z	27 \| good	5.227 \| good	20.077 \| good	24.371 \| good	1.414 \| good	3.627 \| good	0.135 \| good
2025-07-20T16:00:00.000Z	33 \| good	6.092 \| good	31.802 \| good	24.411 \| good	1.792 \| good	3.153 \| good	0.134 \| good
2025-07-20T17:00:00.000Z	33 \| good	5.504 \| good	36.447 \| good	25.547 \| good	1.374 \| good	3.741 \| good	0.134 \| good
2025-07-20T18:00:00.000Z	28 \| good	5.43 \| good	20.802 \| good	30.213 \| good	1.396 \| good	3.595 \| good	0.134 \| good
2025-07-20T19:00:00.000Z	54 \| moderate	10.764 \| good	32.653 \| good	33.251 \| good	2.066 \| good	3.421 \| good	0.15 \| good
2025-07-20T20:00:00.000Z	56 \| moderate	11.762 \| good	51.771 \| good	32.682 \| good	1.967 \| good	3.734 \| good	0.199 \| good
2025-07-20T21:00:00.000Z	52 \| moderate	10.144 \| good	38.553 \| good	30.858 \| good	1.19 \| good	5.68 \| good	0.216 \| good
2025-07-20T22:00:00.000Z	49 \| good	9.471 \| good	32.339 \| good	35.483 \| good	1.796 \| good	6.363 \| good	0.2 \| good
2025-07-20T23:00:00.000Z	49 \| good	8.742 \| good	26.894 \| good	33.385 \| good	2.467 \| good	4.823 \| good	0.166 \| good
2025-07-21T00:00:00.000Z	38 \| good	7.096 \| good	26.085 \| good	30.703 \| good	1.454 \| good	5.287 \| good	0.183 \| good
2025-07-21T01:00:00.000Z	38 \| good	7.291 \| good	40.741 \| good	31.74 \| good	1.447 \| good	7.325 \| good	0.214 \| good
2025-07-21T02:00:00.000Z	44 \| good	8.058 \| good	32.097 \| good	28.208 \| good	1.876 \| good	4.687 \| good	0.167 \| good
2025-07-21T03:00:00.000Z	27 \| good	4.717 \| good	24.31 \| good	29.078 \| good	1.494 \| good	5.442 \| good	0.183 \| good
2025-07-21T04:00:00.000Z	33 \| good	6.033 \| good	34.843 \| good	27.904 \| good	7.34 \| good	5.416 \| good	0.134 \| good
2025-07-21T05:00:00.000Z	27 \| good	5.479 \| good	24.508 \| good	22.75 \| good	7.355 \| good	6.451 \| good	0.135 \| good
2025-07-21T06:00:00.000Z	33 \| good	6.475 \| good	28.846 \| good	18.169 \| good	15.7 \| good	6.901 \| good	0.135 \| good
2025-07-21T07:00:00.000Z	38 \| good	6.993 \| good	33.664 \| good	21.3 \| good	2.203 \| good	6.242 \| good	0.135 \| good
2025-07-21T08:00:00.000Z	38 \| good	6.581 \| good	24.671 \| good	19.722 \| good	2.209 \| good	10.578 \| good	0.135 \| good
2025-07-21T09:00:00.000Z	33 \| good	5.595 \| good	30.556 \| good	25.44 \| good	1.285 \| good	6.384 \| good	0.146 \| good
2025-07-21T10:00:00.000Z	33 \| good	5.869 \| good	19.99 \| good	20.396 \| good	1.389 \| good	9.471 \| good	0.145 \| good
2025-07-21T11:00:00.000Z	33 \| good	6.11 \| good	24.693 \| good	18.724 \| good	1.251 \| good	7.193 \| good	0.215 \| good
2025-07-21T11:00:00.000Z	33 \| good	5.869 \| good	19.99 \| good	20.396 \| good	1.389 \| good	9.471 \| good	0.145 \| good
2025-07-18T22:00:00.000Z	38 \| good	6.548 \| good	29.424 \| good	35.375 \| good	0.58 \| good	1.444 \| good	0.172 \| good
2025-07-18T23:00:00.000Z	34 \| good	6.222 \| good	27.571 \| good	36.916 \| good	0.716 \| good	1.897 \| good	0.176 \| good
2025-07-19T00:00:00.000Z	38 \| good	7.42 \| good	32.794 \| good	27.709 \| good	0.853 \| good	2.35 \| good	0.18 \| good
2025-07-19T01:00:00.000Z	44 \| good	8.474 \| good	36.892 \| good	24.989 \| good	0.992 \| good	3.342 \| good	0.193 \| good
2025-07-19T02:00:00.000Z	52 \| moderate	9.919 \| good	44.036 \| good	21.036 \| good	1.132 \| good	4.334 \| good	0.206 \| good
2025-07-19T03:00:00.000Z	54 \| moderate	10.972 \| good	48.677 \| good	18.864 \| good	1.271 \| good	5.326 \| good	0.218 \| good
2025-07-19T04:00:00.000Z	54 \| moderate	11.285 \| good	49.824 \| good	17.297 \| good	1.498 \| good	5.061 \| good	0.217 \| good
2025-07-19T05:00:00.000Z	54 \| moderate	11.453 \| good	50.622 \| good	15.209 \| good	1.724 \| good	4.797 \| good	0.217 \| good
2025-07-19T06:00:00.000Z	56 \| moderate	11.86 \| good	52.907 \| good	14.404 \| good	1.951 \| good	4.532 \| good	0.216 \| good
2025-07-19T07:00:00.000Z	56 \| moderate	12.045 \| good	53.857 \| good	13.742 \| good	1.758 \| good	4.319 \| good	0.214 \| good
2025-07-19T08:00:00.000Z	54 \| moderate	11.38 \| good	50.27 \| good	13.484 \| good	1.565 \| good	4.106 \| good	0.213 \| good
2025-07-19T09:00:00.000Z	52 \| moderate	10.491 \| good	46.591 \| good	13.861 \| good	1.372 \| good	3.893 \| good	0.211 \| good
2025-07-19T10:00:00.000Z	52 \| moderate	9.658 \| good	42.652 \| good	13.723 \| good	1.243 \| good	3.388 \| good	0.206 \| good
2025-07-19T11:00:00.000Z	49 \| good	8.901 \| good	38.96 \| good	15.177 \| good	1.114 \| good	2.883 \| good	0.2 \| good
2025-07-19T12:00:00.000Z	49 \| good	9.163 \| good	40.767 \| good	18.114 \| good	0.985 \| good	2.378 \| good	0.195 \| good
2025-07-19T13:00:00.000Z	52 \| moderate	10.022 \| good	44.404 \| good	21.334 \| good	1.387 \| good	2.109 \| good	0.188 \| good
2025-07-19T14:00:00.000Z	49 \| good	9.45 \| good	42.08 \| good	25.914 \| good	1.789 \| good	1.84 \| good	0.181 \| good
2025-07-19T15:00:00.000Z	52 \| moderate	10.187 \| good	45.174 \| good	31.829 \| good	2.191 \| good	1.571 \| good	0.173 \| good
2025-07-19T16:00:00.000Z	52 \| moderate	10.461 \| good	46.562 \| good	35.07 \| good	1.794 \| good	1.452 \| good	0.17 \| good
2025-07-19T17:00:00.000Z	54 \| moderate	10.575 \| good	46.845 \| good	36.389 \| good	1.397 \| good	1.334 \| good	0.167 \| good
2025-07-19T18:00:00.000Z	52 \| moderate	10.35 \| good	46.024 \| good	37.966 \| good	1 \| good	1.215 \| good	0.164 \| good
2025-07-19T19:00:00.000Z	49 \| good	8.884 \| good	39.803 \| good	37.081 \| good	1.159 \| good	1.286 \| good	0.163 \| good
2025-07-19T20:00:00.000Z	44 \| good	7.777 \| good	34.446 \| good	33.057 \| good	1.318 \| good	1.357 \| good	0.163 \| good
2025-07-19T21:00:00.000Z	33 \| good	6.149 \| good	26.834 \| good	31.748 \| good	1.477 \| good	1.428 \| good	0.162 \| good
2025-07-19T22:00:00.000Z	33 \| good	5.512 \| good	23.85 \| good	31.763 \| good	1.519 \| good	1.763 \| good	0.165 \| good
2025-07-19T23:00:00.000Z	33 \| good	6.105 \| good	27.005 \| good	30.216 \| good	1.561 \| good	2.098 \| good	0.167 \| good
2025-07-20T00:00:00.000Z	28 \| good	5.368 \| good	22.992 \| good	30.02 \| good	1.603 \| good	2.433 \| good	0.17 \| good
2025-07-20T01:00:00.000Z	38 \| good	6.553 \| good	29.119 \| good	29.751 \| good	1.772 \| good	2.52 \| good	0.169 \| good
2025-07-20T02:00:00.000Z	33 \| good	6.385 \| good	28.791 \| good	30.561 \| good	1.942 \| good	2.607 \| good	0.169 \| good
2025-07-20T03:00:00.000Z	33 \| good	5.82 \| good	25.178 \| good	32.762 \| good	2.111 \| good	2.695 \| good	0.169 \| good
2025-07-20T04:00:00.000Z	33 \| good	5.815 \| good	25.101 \| good	31.172 \| good	2.178 \| good	2.623 \| good	0.168 \| good
2025-07-20T05:00:00.000Z	33 \| good	6.24 \| good	28 \| good	25.617 \| good	2.244 \| good	2.552 \| good	0.167 \| good
2025-07-20T06:00:00.000Z	44 \| good	7.627 \| good	33.689 \| good	21.109 \| good	2.311 \| good	2.48 \| good	0.166 \| good
2025-07-20T07:00:00.000Z	49 \| good	8.607 \| good	37.896 \| good	18.925 \| good	1.886 \| good	2.267 \| good	0.165 \| good
2025-07-20T08:00:00.000Z	49 \| good	8.927 \| good	38.936 \| good	16.885 \| good	1.461 \| good	2.054 \| good	0.164 \| good
2025-07-20T09:00:00.000Z	49 \| good	9.412 \| good	41.865 \| good	15.794 \| good	1.036 \| good	1.841 \| good	0.163 \| good
2025-07-20T10:00:00.000Z	52 \| moderate	10.019 \| good	44.661 \| good	14.408 \| good	1.085 \| good	1.901 \| good	0.167 \| good
2025-07-20T11:00:00.000Z	54 \| moderate	10.794 \| good	47.757 \| good	13.528 \| good	1.134 \| good	1.961 \| good	0.171 \| good
2025-07-20T12:00:00.000Z	54 \| moderate	11.434 \| good	50.528 \| good	17.048 \| good	1.183 \| good	2.021 \| good	0.175 \| good
2025-07-20T13:00:00.000Z	56 \| moderate	11.724 \| good	51.692 \| good	23.254 \| good	1.093 \| good	1.926 \| good	0.179 \| good
2025-07-20T14:00:00.000Z	54 \| moderate	10.607 \| good	46.955 \| good	27.087 \| good	1.003 \| good	1.83 \| good	0.183 \| good
2025-07-20T15:00:00.000Z	54 \| moderate	11.366 \| good	50.303 \| good	26.252 \| good	0.912 \| good	1.735 \| good	0.187 \| good
2025-07-20T16:00:00.000Z	54 \| moderate	11.334 \| good	50.267 \| good	31.359 \| good	0.748 \| good	1.436 \| good	0.187 \| good
2025-07-20T17:00:00.000Z	54 \| moderate	10.624 \| good	47.235 \| good	32.697 \| good	0.583 \| good	1.137 \| good	0.188 \| good
2025-07-20T18:00:00.000Z	56 \| moderate	11.653 \| good	51.358 \| good	33.065 \| good	0.419 \| good	0.837 \| good	0.188 \| good
2025-07-20T19:00:00.000Z	56 \| moderate	12.461 \| fine	55.908 \| fine	34.184 \| good	0.378 \| good	1.085 \| good	0.188 \| good
2025-07-20T20:00:00.000Z	56 \| moderate	11.82 \| good	52.256 \| good	37.534 \| good	0.336 \| good	1.333 \| good	0.187 \| good
2025-07-20T21:00:00.000Z	56 \| moderate	11.587 \| good	51.392 \| good	37.514 \| good	0.295 \| good	1.58 \| good	0.187 \| 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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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?