What is the current level of PM10 in Mason, Ohio?

Mason, Ohio currently has a PM10 concentration of 94.277 μg/m3.

What is the current level of sulfur dioxide (SO2) in Mason, Ohio?

The current sulfur dioxide (SO2) concentration in Mason, Ohio is 0.999 ppb.

What is the current level of ozone (O3) in Mason, Ohio?

Mason, Ohio currently has an ozone (O3) concentration of 8.727 ppm.

What is the current level of nitrogen dioxide (NO2) in Mason, Ohio?

The current level of nitrogen dioxide (NO2) in Mason, Ohio is 11.539 ppb.

Current air quality index in Mason, Ohio today

Q: What is the PM2.5 concentration in Mason, Ohio right now?

Mason, Ohio currently has a PM2.5 concentration of 24.607 μg/m3.

Stay updated with real-time air quality in Mason, 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)

Moderate

Mason, Ohio

Last updated: ... (Local time)

Common air pollutants in Mason, Ohio

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

24.61 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

94.28 μg/m³

155

255

425

605+

Ozone (O₃)

8.73 ppb

201

201+

Sulfur Dioxide (SO₂)

1.00 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

11.54 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.26 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

Low

Mason, Ohio

Get Live Pollen Counts

Mason, Ohio

Scroll To Air Quality Map

Track live Mason, Ohio air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2025-12-05T17:00:00.000Z	56 \| moderate	11.701 \| good	48.51 \| good	12.739 \| good	1.803 \| good	27.708 \| good	0.401 \| good
2025-12-05T18:00:00.000Z	56 \| moderate	11.876 \| good	44.539 \| good	14.456 \| good	1.821 \| good	27.269 \| good	0.382 \| good
2025-12-05T19:00:00.000Z	58 \| moderate	12.587 \| fine	48.648 \| good	12.991 \| good	1.868 \| good	21.995 \| good	0.252 \| good
2025-12-05T20:00:00.000Z	58 \| moderate	12.868 \| fine	47.917 \| good	18.522 \| good	1.691 \| good	13.613 \| good	0.265 \| good
2025-12-05T21:00:00.000Z	60 \| moderate	13.912 \| fine	51.64 \| good	16.471 \| good	3.138 \| good	12.307 \| good	0.233 \| good
2025-12-05T22:00:00.000Z	60 \| moderate	13.567 \| fine	55.042 \| fine	14.798 \| good	2.778 \| good	14.359 \| good	0.271 \| good
2025-12-05T23:00:00.000Z	58 \| moderate	12.843 \| fine	49.898 \| good	16.779 \| good	2.433 \| good	17.121 \| good	0.282 \| good
2025-12-06T00:00:00.000Z	58 \| moderate	13.192 \| fine	56.572 \| fine	10.405 \| good	2.295 \| good	21.713 \| good	0.32 \| good
2025-12-06T01:00:00.000Z	58 \| moderate	13.366 \| fine	55.044 \| fine	14.02 \| good	1.327 \| good	23.531 \| good	0.326 \| good
2025-12-06T02:00:00.000Z	60 \| moderate	14.122 \| fine	58.046 \| fine	12.806 \| good	1.091 \| good	21.991 \| good	0.276 \| good
2025-12-06T03:00:00.000Z	62 \| moderate	14.63 \| fine	53.457 \| good	12.41 \| good	1.597 \| good	20.013 \| good	0.226 \| good
2025-12-06T04:00:00.000Z	62 \| moderate	14.545 \| fine	52.893 \| good	14.552 \| good	1.002 \| good	20.046 \| good	0.244 \| good
2025-12-06T05:00:00.000Z	64 \| moderate	15.794 \| fine	54.921 \| good	11.786 \| good	1.059 \| good	19.447 \| good	0.238 \| good
2025-12-06T06:00:00.000Z	66 \| moderate	16.952 \| fine	64.922 \| fine	10.237 \| good	1.064 \| good	18.149 \| good	0.265 \| good
2025-12-06T07:00:00.000Z	69 \| moderate	18.904 \| fine	65.491 \| fine	10.945 \| good	1.053 \| good	18.08 \| good	0.304 \| good
2025-12-06T08:00:00.000Z	66 \| moderate	17.284 \| fine	58.07 \| fine	11.038 \| good	1.034 \| good	17.765 \| good	0.265 \| good
2025-12-06T09:00:00.000Z	66 \| moderate	16.62 \| fine	61.138 \| fine	12.435 \| good	1.035 \| good	15.57 \| good	0.233 \| good
2025-12-06T10:00:00.000Z	67 \| moderate	18.189 \| fine	73.122 \| fine	13.08 \| good	1.233 \| good	15.783 \| good	0.233 \| good
2025-12-06T11:00:00.000Z	66 \| moderate	17.444 \| fine	66.628 \| fine	12.465 \| good	1.254 \| good	13.83 \| good	0.2 \| good
2025-12-06T12:00:00.000Z	66 \| moderate	16.844 \| fine	66.52 \| fine	11.323 \| good	1.228 \| good	12.894 \| good	0.192 \| good
2025-12-06T13:00:00.000Z	69 \| moderate	18.76 \| fine	74.638 \| fine	13.055 \| good	1.148 \| good	11.534 \| good	0.193 \| good
2025-12-06T14:00:00.000Z	69 \| moderate	19.066 \| fine	72.859 \| fine	13.072 \| good	1.204 \| good	10.765 \| good	0.2 \| good
2025-12-06T15:00:00.000Z	71 \| moderate	19.677 \| fine	75.603 \| fine	13.797 \| good	1.183 \| good	11.835 \| good	0.232 \| good
2025-12-06T16:00:00.000Z	69 \| moderate	19.245 \| fine	73.686 \| fine	15.657 \| good	1.214 \| good	10.688 \| good	0.232 \| good
2025-12-06T17:00:00.000Z	69 \| moderate	19.273 \| fine	66.884 \| fine	13.967 \| good	1.235 \| good	9.017 \| good	0.264 \| good
2025-12-06T18:00:00.000Z	71 \| moderate	20.243 \| fine	74.455 \| fine	15.535 \| good	1.229 \| good	8.731 \| good	0.232 \| good
2025-12-06T19:00:00.000Z	73 \| moderate	21.079 \| fine	73.476 \| fine	18.005 \| good	1.231 \| good	8.7 \| good	0.232 \| good
2025-12-06T20:00:00.000Z	71 \| moderate	20.48 \| fine	74.12 \| fine	19.436 \| good	1.832 \| good	9.008 \| good	0.232 \| good
2025-12-06T21:00:00.000Z	71 \| moderate	20.404 \| fine	77.23 \| fine	19.55 \| good	1.767 \| good	9.367 \| good	0.232 \| good
2025-12-06T22:00:00.000Z	69 \| moderate	19.429 \| fine	74.401 \| fine	21.197 \| good	1.769 \| good	10.725 \| good	0.271 \| good
2025-12-06T23:00:00.000Z	71 \| moderate	20.034 \| fine	75.531 \| fine	18.631 \| good	1.771 \| good	11.559 \| good	0.271 \| good
2025-12-07T00:00:00.000Z	71 \| moderate	20.343 \| fine	73.626 \| fine	14.247 \| good	1.218 \| good	15.548 \| good	0.264 \| good
2025-12-07T01:00:00.000Z	73 \| moderate	20.967 \| fine	80.346 \| fine	15.618 \| good	1.227 \| good	16.134 \| good	0.264 \| good
2025-12-07T02:00:00.000Z	73 \| moderate	20.807 \| fine	78.528 \| fine	17.092 \| good	1.147 \| good	15.267 \| good	0.271 \| good
2025-12-07T03:00:00.000Z	75 \| moderate	21.747 \| fine	83.864 \| fine	13.989 \| good	1.09 \| good	13.717 \| good	0.239 \| good
2025-12-07T04:00:00.000Z	75 \| moderate	22.344 \| fine	85.377 \| fine	14.573 \| good	1.101 \| good	13.624 \| good	0.313 \| good
2025-12-07T05:00:00.000Z	77 \| moderate	22.573 \| fine	83.008 \| fine	8.808 \| good	1.103 \| good	15.376 \| good	0.277 \| good
2025-12-07T06:00:00.000Z	77 \| moderate	22.764 \| fine	77.194 \| fine	13.056 \| good	1.147 \| good	16.61 \| good	0.351 \| good
2025-12-07T07:00:00.000Z	81 \| moderate	25.069 \| fine	88.602 \| fine	5.874 \| good	1.138 \| good	17.41 \| good	0.319 \| good
2025-12-07T08:00:00.000Z	81 \| moderate	25.389 \| fine	91.866 \| fine	9.014 \| good	1.111 \| good	16.317 \| good	0.277 \| good
2025-12-07T09:00:00.000Z	82 \| moderate	26.195 \| fine	100.012 \| fine	5.959 \| good	1.085 \| good	14.857 \| good	0.377 \| good
2025-12-07T10:00:00.000Z	81 \| moderate	25.221 \| fine	97.041 \| fine	5.957 \| good	1.112 \| good	14.649 \| good	0.365 \| good
2025-12-07T11:00:00.000Z	81 \| moderate	25.462 \| fine	98.051 \| fine	5.685 \| good	1.097 \| good	14.248 \| good	0.365 \| good
2025-12-07T12:00:00.000Z	81 \| moderate	25.101 \| fine	96.579 \| fine	8.323 \| good	1.055 \| good	14.429 \| good	0.393 \| good
2025-12-07T13:00:00.000Z	81 \| moderate	25.24 \| fine	96.607 \| fine	4.164 \| good	1.003 \| good	13.528 \| good	0.329 \| good
2025-12-07T14:00:00.000Z	81 \| moderate	25.181 \| fine	96.456 \| fine	6.203 \| good	1.001 \| good	12.951 \| good	0.335 \| good
2025-12-07T15:00:00.000Z	81 \| moderate	24.607 \| fine	94.277 \| fine	8.727 \| good	0.999 \| good	11.539 \| good	0.264 \| good
2025-12-07T16:00:00.000Z	81 \| moderate	24.607 \| fine	94.277 \| fine	8.727 \| good	0.999 \| good	11.539 \| good	0.264 \| good
2025-12-07T13:00:00.000Z	62 \| moderate	14.976 \| fine	66.901 \| fine	3.262 \| good	1.955 \| good	9.599 \| good	0.255 \| good
2025-12-07T14:00:00.000Z	62 \| moderate	15.388 \| fine	68.797 \| fine	5.236 \| good	1.914 \| good	10.168 \| good	0.273 \| good
2025-12-07T15:00:00.000Z	66 \| moderate	16.909 \| fine	74.86 \| fine	12.036 \| good	1.872 \| good	10.736 \| good	0.29 \| good
2025-12-07T16:00:00.000Z	66 \| moderate	17.017 \| fine	74.988 \| fine	14.993 \| good	1.938 \| good	9.504 \| good	0.284 \| good
2025-12-07T17:00:00.000Z	64 \| moderate	15.524 \| fine	68.853 \| fine	18.107 \| good	2.003 \| good	8.272 \| good	0.278 \| good
2025-12-07T18:00:00.000Z	64 \| moderate	15.568 \| fine	68.914 \| fine	21.509 \| good	2.069 \| good	7.039 \| good	0.272 \| good
2025-12-07T19:00:00.000Z	69 \| moderate	18.622 \| fine	82.604 \| fine	22.371 \| good	2.404 \| good	8.516 \| good	0.271 \| good
2025-12-07T20:00:00.000Z	71 \| moderate	19.773 \| fine	86.719 \| fine	17.456 \| good	2.739 \| good	9.993 \| good	0.271 \| good
2025-12-07T21:00:00.000Z	66 \| moderate	16.774 \| fine	74.947 \| fine	13.09 \| good	3.074 \| good	11.469 \| good	0.27 \| good
2025-12-07T22:00:00.000Z	64 \| moderate	15.553 \| fine	69.094 \| fine	13.441 \| good	2.545 \| good	12.127 \| good	0.276 \| good
2025-12-07T23:00:00.000Z	66 \| moderate	16.605 \| fine	72.99 \| fine	7.828 \| good	2.016 \| good	12.785 \| good	0.283 \| good
2025-12-08T00:00:00.000Z	71 \| moderate	19.659 \| fine	86.952 \| fine	8.202 \| good	1.486 \| good	13.443 \| good	0.289 \| good
2025-12-08T01:00:00.000Z	66 \| moderate	17.496 \| fine	77.019 \| fine	19.872 \| good	1.291 \| good	11.138 \| good	0.27 \| good
2025-12-08T02:00:00.000Z	67 \| moderate	18.086 \| fine	80.771 \| fine	23.465 \| good	1.095 \| good	8.832 \| good	0.25 \| good
2025-12-08T03:00:00.000Z	62 \| moderate	14.853 \| fine	66.961 \| fine	21.428 \| good	0.9 \| good	6.526 \| good	0.231 \| good
2025-12-08T04:00:00.000Z	44 \| good	8.216 \| good	36.124 \| good	20.541 \| good	0.792 \| good	5.186 \| good	0.211 \| good
2025-12-08T05:00:00.000Z	38 \| good	6.929 \| good	30.961 \| good	18.977 \| good	0.684 \| good	3.846 \| good	0.191 \| good
2025-12-08T06:00:00.000Z	27 \| good	4.659 \| good	20.074 \| good	19.419 \| good	0.577 \| good	2.506 \| good	0.17 \| good
2025-12-08T07:00:00.000Z	18 \| good	3.071 \| good	12.197 \| good	19.429 \| good	0.57 \| good	2.5 \| good	0.168 \| good
2025-12-08T08:00:00.000Z	19 \| good	3.429 \| good	15.022 \| good	19.547 \| good	0.563 \| good	2.495 \| good	0.165 \| good
2025-12-08T09:00:00.000Z	16 \| good	2.319 \| good	9.97 \| good	17.179 \| good	0.556 \| good	2.49 \| good	0.162 \| good
2025-12-08T10:00:00.000Z	12 \| good	2.01 \| good	8.08 \| good	13.274 \| good	0.576 \| good	3.03 \| good	0.165 \| good
2025-12-08T11:00:00.000Z	12 \| good	1.354 \| good	5.074 \| good	12.901 \| good	0.596 \| good	3.571 \| good	0.168 \| good
2025-12-08T12:00:00.000Z	11 \| good	1.52 \| good	5.993 \| good	11.365 \| good	0.616 \| good	4.112 \| good	0.171 \| good
2025-12-08T13:00:00.000Z	11 \| good	1.57 \| good	6.041 \| good	11.012 \| good	0.66 \| good	3.948 \| good	0.169 \| good
2025-12-08T14:00:00.000Z	12 \| good	0.725 \| good	2.95 \| good	12.919 \| good	0.704 \| good	3.784 \| good	0.168 \| good
2025-12-08T15:00:00.000Z	15 \| good	0.659 \| good	2.064 \| good	15.772 \| good	0.748 \| good	3.62 \| good	0.167 \| good
2025-12-08T16:00:00.000Z	18 \| good	0.78 \| good	2.98 \| good	19.108 \| good	0.827 \| good	3.186 \| good	0.163 \| good
2025-12-08T17:00:00.000Z	20 \| good	0.463 \| good	2 \| good	21.878 \| good	0.906 \| good	2.752 \| good	0.159 \| good
2025-12-08T18:00:00.000Z	21 \| good	0.606 \| good	2.02 \| good	23.352 \| good	0.985 \| good	2.318 \| good	0.154 \| good
2025-12-08T19:00:00.000Z	23 \| good	1.279 \| good	5.008 \| good	24.651 \| good	1.074 \| good	2.726 \| good	0.156 \| good
2025-12-08T20:00:00.000Z	23 \| good	1.67 \| good	6.956 \| good	25.321 \| good	1.164 \| good	3.134 \| good	0.158 \| good
2025-12-08T21:00:00.000Z	22 \| good	1.698 \| good	6.965 \| good	23.547 \| good	1.253 \| good	3.542 \| good	0.16 \| good
2025-12-08T22:00:00.000Z	19 \| good	1.978 \| good	8.006 \| good	21.031 \| good	1.296 \| good	9.348 \| good	0.209 \| good
2025-12-08T23:00:00.000Z	16 \| good	2.623 \| good	11.006 \| good	17.037 \| good	1.34 \| good	15.154 \| good	0.258 \| good
2025-12-09T00:00:00.000Z	27 \| good	4.792 \| good	20.918 \| good	15.104 \| good	1.383 \| good	20.96 \| good	0.307 \| good
2025-12-09T01:00:00.000Z	22 \| good	3.553 \| good	15.94 \| good	15.714 \| good	1.397 \| good	19.23 \| good	0.293 \| good
2025-12-09T02:00:00.000Z	17 \| good	2.791 \| good	11.1 \| good	13.052 \| good	1.411 \| good	17.501 \| good	0.279 \| good
2025-12-09T03:00:00.000Z	16 \| good	3.231 \| good	13.984 \| good	8.899 \| good	1.424 \| good	15.771 \| good	0.265 \| good
2025-12-09T04:00:00.000Z	27 \| good	4.976 \| good	21.135 \| good	8.277 \| good	1.767 \| good	13.358 \| good	0.246 \| good
2025-12-09T05:00:00.000Z	38 \| good	6.612 \| good	29.835 \| good	5.868 \| good	2.11 \| good	10.945 \| good	0.227 \| good
2025-12-09T06:00:00.000Z	44 \| good	8.385 \| good	8.587 \| good	24.986 \| good	2.435 \| good	8.408 \| good	0.207 \| good
2025-12-09T07:00:00.000Z	27 \| good	5.371 \| good	22.971 \| good	6.962 \| good	2.893 \| good	7.488 \| good	0.197 \| good
2025-12-09T08:00:00.000Z	27 \| good	4.797 \| good	20.931 \| good	8.304 \| good	3.332 \| good	6.444 \| good	0.187 \| good
2025-12-09T09:00:00.000Z	22 \| good	4.361 \| good	18.982 \| good	9.762 \| good	3.772 \| good	5.399 \| good	0.176 \| good
2025-12-09T10:00:00.000Z	33 \| good	6.122 \| good	26.907 \| good	12.428 \| good	3.497 \| good	5.552 \| good	0.179 \| good
2025-12-09T11:00:00.000Z	44 \| good	8.298 \| good	36.8 \| good	11.161 \| good	3.222 \| good	5.705 \| good	0.183 \| good
2025-12-09T12:00:00.000Z	52 \| moderate	9.569 \| good	9.705 \| good	25.09 \| good	2.916 \| good	5.779 \| good	0.185 \| good

Mason

Empower business decisions with accurate air quality data

Real-time air quality map: Monitor AQI near Mason, Ohio

0.27ppm

How accurate is Ohio, USA air quality data?

The air quality data for Ohio, USA is gathered from reliable sources such as satellites and monitoring stations, adhering to US EPA guidelines. With the help of advanced algorithms and machine learning, factors like traffic and population density are analyzed to deliver accurate and dependable results.

Source: Ambee Data Sources

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Frequently asked questions

How frequently does the air quality data for Mason, Ohio get updated?

Air quality updates for Mason, Ohio are available every hour.

What time in the past 24 hours saw the poorest air quality in Mason, Ohio?

Mason, Ohio experienced its worst air quality at 09:00:00, 2025-12-07.

When was air quality in Mason, Ohio the best over the past 24 hours?

The best air quality in Mason, Ohio was observed at 10:00:00 on 2025-12-06.

What is the air quality in Mason, Ohio right now?

The air quality in Mason, Ohio right now is Moderate, with an AQI of 81.

What pollutant is most frequently found in Mason, Ohio?

In Mason, Ohio, PM2.5 is the most frequently found pollutant.

What can I do if the air quality in Mason, Ohio is poor?

When air quality in Mason, Ohio is compromised, staying indoors and wearing a mask can reduce health risks.

What is the PM_2.5 concentration in Mason, Ohio right now?

Mason, Ohio currently has a PM_2.5 concentration of 24.607 μg/m³.

What is the current level of PM₁₀ in Mason, Ohio?

Mason, Ohio currently has a PM₁₀ concentration of 94.277 μg/m³.

What is the current level of carbon monoxide (CO) in Mason, Ohio?

The current carbon monoxide (CO) level in Mason, Ohio is 0.264 ppm.

What is the current level of sulfur dioxide (SO₂) in Mason, Ohio?

The current sulfur dioxide (SO₂) concentration in Mason, Ohio is 0.999 ppb.

What is the current level of ozone (O₃) in Mason, Ohio?

Mason, Ohio currently has an ozone (O₃) concentration of 8.727 ppm.

What is the current level of nitrogen dioxide (NO₂) in Mason, Ohio?

The current level of nitrogen dioxide (NO₂) in Mason, Ohio is 11.539 ppb.

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Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2025-12-05T17:00:00.000Z	56 \| moderate	11.701 \| good	48.51 \| good	12.739 \| good	1.803 \| good	27.708 \| good	0.401 \| good
2025-12-05T18:00:00.000Z	56 \| moderate	11.876 \| good	44.539 \| good	14.456 \| good	1.821 \| good	27.269 \| good	0.382 \| good
2025-12-05T19:00:00.000Z	58 \| moderate	12.587 \| fine	48.648 \| good	12.991 \| good	1.868 \| good	21.995 \| good	0.252 \| good
2025-12-05T20:00:00.000Z	58 \| moderate	12.868 \| fine	47.917 \| good	18.522 \| good	1.691 \| good	13.613 \| good	0.265 \| good
2025-12-05T21:00:00.000Z	60 \| moderate	13.912 \| fine	51.64 \| good	16.471 \| good	3.138 \| good	12.307 \| good	0.233 \| good
2025-12-05T22:00:00.000Z	60 \| moderate	13.567 \| fine	55.042 \| fine	14.798 \| good	2.778 \| good	14.359 \| good	0.271 \| good
2025-12-05T23:00:00.000Z	58 \| moderate	12.843 \| fine	49.898 \| good	16.779 \| good	2.433 \| good	17.121 \| good	0.282 \| good
2025-12-06T00:00:00.000Z	58 \| moderate	13.192 \| fine	56.572 \| fine	10.405 \| good	2.295 \| good	21.713 \| good	0.32 \| good
2025-12-06T01:00:00.000Z	58 \| moderate	13.366 \| fine	55.044 \| fine	14.02 \| good	1.327 \| good	23.531 \| good	0.326 \| good
2025-12-06T02:00:00.000Z	60 \| moderate	14.122 \| fine	58.046 \| fine	12.806 \| good	1.091 \| good	21.991 \| good	0.276 \| good
2025-12-06T03:00:00.000Z	62 \| moderate	14.63 \| fine	53.457 \| good	12.41 \| good	1.597 \| good	20.013 \| good	0.226 \| good
2025-12-06T04:00:00.000Z	62 \| moderate	14.545 \| fine	52.893 \| good	14.552 \| good	1.002 \| good	20.046 \| good	0.244 \| good
2025-12-06T05:00:00.000Z	64 \| moderate	15.794 \| fine	54.921 \| good	11.786 \| good	1.059 \| good	19.447 \| good	0.238 \| good
2025-12-06T06:00:00.000Z	66 \| moderate	16.952 \| fine	64.922 \| fine	10.237 \| good	1.064 \| good	18.149 \| good	0.265 \| good
2025-12-06T07:00:00.000Z	69 \| moderate	18.904 \| fine	65.491 \| fine	10.945 \| good	1.053 \| good	18.08 \| good	0.304 \| good
2025-12-06T08:00:00.000Z	66 \| moderate	17.284 \| fine	58.07 \| fine	11.038 \| good	1.034 \| good	17.765 \| good	0.265 \| good
2025-12-06T09:00:00.000Z	66 \| moderate	16.62 \| fine	61.138 \| fine	12.435 \| good	1.035 \| good	15.57 \| good	0.233 \| good
2025-12-06T10:00:00.000Z	67 \| moderate	18.189 \| fine	73.122 \| fine	13.08 \| good	1.233 \| good	15.783 \| good	0.233 \| good
2025-12-06T11:00:00.000Z	66 \| moderate	17.444 \| fine	66.628 \| fine	12.465 \| good	1.254 \| good	13.83 \| good	0.2 \| good
2025-12-06T12:00:00.000Z	66 \| moderate	16.844 \| fine	66.52 \| fine	11.323 \| good	1.228 \| good	12.894 \| good	0.192 \| good
2025-12-06T13:00:00.000Z	69 \| moderate	18.76 \| fine	74.638 \| fine	13.055 \| good	1.148 \| good	11.534 \| good	0.193 \| good
2025-12-06T14:00:00.000Z	69 \| moderate	19.066 \| fine	72.859 \| fine	13.072 \| good	1.204 \| good	10.765 \| good	0.2 \| good
2025-12-06T15:00:00.000Z	71 \| moderate	19.677 \| fine	75.603 \| fine	13.797 \| good	1.183 \| good	11.835 \| good	0.232 \| good
2025-12-06T16:00:00.000Z	69 \| moderate	19.245 \| fine	73.686 \| fine	15.657 \| good	1.214 \| good	10.688 \| good	0.232 \| good
2025-12-06T17:00:00.000Z	69 \| moderate	19.273 \| fine	66.884 \| fine	13.967 \| good	1.235 \| good	9.017 \| good	0.264 \| good
2025-12-06T18:00:00.000Z	71 \| moderate	20.243 \| fine	74.455 \| fine	15.535 \| good	1.229 \| good	8.731 \| good	0.232 \| good
2025-12-06T19:00:00.000Z	73 \| moderate	21.079 \| fine	73.476 \| fine	18.005 \| good	1.231 \| good	8.7 \| good	0.232 \| good
2025-12-06T20:00:00.000Z	71 \| moderate	20.48 \| fine	74.12 \| fine	19.436 \| good	1.832 \| good	9.008 \| good	0.232 \| good
2025-12-06T21:00:00.000Z	71 \| moderate	20.404 \| fine	77.23 \| fine	19.55 \| good	1.767 \| good	9.367 \| good	0.232 \| good
2025-12-06T22:00:00.000Z	69 \| moderate	19.429 \| fine	74.401 \| fine	21.197 \| good	1.769 \| good	10.725 \| good	0.271 \| good
2025-12-06T23:00:00.000Z	71 \| moderate	20.034 \| fine	75.531 \| fine	18.631 \| good	1.771 \| good	11.559 \| good	0.271 \| good
2025-12-07T00:00:00.000Z	71 \| moderate	20.343 \| fine	73.626 \| fine	14.247 \| good	1.218 \| good	15.548 \| good	0.264 \| good
2025-12-07T01:00:00.000Z	73 \| moderate	20.967 \| fine	80.346 \| fine	15.618 \| good	1.227 \| good	16.134 \| good	0.264 \| good
2025-12-07T02:00:00.000Z	73 \| moderate	20.807 \| fine	78.528 \| fine	17.092 \| good	1.147 \| good	15.267 \| good	0.271 \| good
2025-12-07T03:00:00.000Z	75 \| moderate	21.747 \| fine	83.864 \| fine	13.989 \| good	1.09 \| good	13.717 \| good	0.239 \| good
2025-12-07T04:00:00.000Z	75 \| moderate	22.344 \| fine	85.377 \| fine	14.573 \| good	1.101 \| good	13.624 \| good	0.313 \| good
2025-12-07T05:00:00.000Z	77 \| moderate	22.573 \| fine	83.008 \| fine	8.808 \| good	1.103 \| good	15.376 \| good	0.277 \| good
2025-12-07T06:00:00.000Z	77 \| moderate	22.764 \| fine	77.194 \| fine	13.056 \| good	1.147 \| good	16.61 \| good	0.351 \| good
2025-12-07T07:00:00.000Z	81 \| moderate	25.069 \| fine	88.602 \| fine	5.874 \| good	1.138 \| good	17.41 \| good	0.319 \| good
2025-12-07T08:00:00.000Z	81 \| moderate	25.389 \| fine	91.866 \| fine	9.014 \| good	1.111 \| good	16.317 \| good	0.277 \| good
2025-12-07T09:00:00.000Z	82 \| moderate	26.195 \| fine	100.012 \| fine	5.959 \| good	1.085 \| good	14.857 \| good	0.377 \| good
2025-12-07T10:00:00.000Z	81 \| moderate	25.221 \| fine	97.041 \| fine	5.957 \| good	1.112 \| good	14.649 \| good	0.365 \| good
2025-12-07T11:00:00.000Z	81 \| moderate	25.462 \| fine	98.051 \| fine	5.685 \| good	1.097 \| good	14.248 \| good	0.365 \| good
2025-12-07T12:00:00.000Z	81 \| moderate	25.101 \| fine	96.579 \| fine	8.323 \| good	1.055 \| good	14.429 \| good	0.393 \| good
2025-12-07T13:00:00.000Z	81 \| moderate	25.24 \| fine	96.607 \| fine	4.164 \| good	1.003 \| good	13.528 \| good	0.329 \| good
2025-12-07T14:00:00.000Z	81 \| moderate	25.181 \| fine	96.456 \| fine	6.203 \| good	1.001 \| good	12.951 \| good	0.335 \| good
2025-12-07T15:00:00.000Z	81 \| moderate	24.607 \| fine	94.277 \| fine	8.727 \| good	0.999 \| good	11.539 \| good	0.264 \| good
2025-12-07T16:00:00.000Z	81 \| moderate	24.607 \| fine	94.277 \| fine	8.727 \| good	0.999 \| good	11.539 \| good	0.264 \| good
2025-12-07T13:00:00.000Z	62 \| moderate	14.976 \| fine	66.901 \| fine	3.262 \| good	1.955 \| good	9.599 \| good	0.255 \| good
2025-12-07T14:00:00.000Z	62 \| moderate	15.388 \| fine	68.797 \| fine	5.236 \| good	1.914 \| good	10.168 \| good	0.273 \| good
2025-12-07T15:00:00.000Z	66 \| moderate	16.909 \| fine	74.86 \| fine	12.036 \| good	1.872 \| good	10.736 \| good	0.29 \| good
2025-12-07T16:00:00.000Z	66 \| moderate	17.017 \| fine	74.988 \| fine	14.993 \| good	1.938 \| good	9.504 \| good	0.284 \| good
2025-12-07T17:00:00.000Z	64 \| moderate	15.524 \| fine	68.853 \| fine	18.107 \| good	2.003 \| good	8.272 \| good	0.278 \| good
2025-12-07T18:00:00.000Z	64 \| moderate	15.568 \| fine	68.914 \| fine	21.509 \| good	2.069 \| good	7.039 \| good	0.272 \| good
2025-12-07T19:00:00.000Z	69 \| moderate	18.622 \| fine	82.604 \| fine	22.371 \| good	2.404 \| good	8.516 \| good	0.271 \| good
2025-12-07T20:00:00.000Z	71 \| moderate	19.773 \| fine	86.719 \| fine	17.456 \| good	2.739 \| good	9.993 \| good	0.271 \| good
2025-12-07T21:00:00.000Z	66 \| moderate	16.774 \| fine	74.947 \| fine	13.09 \| good	3.074 \| good	11.469 \| good	0.27 \| good
2025-12-07T22:00:00.000Z	64 \| moderate	15.553 \| fine	69.094 \| fine	13.441 \| good	2.545 \| good	12.127 \| good	0.276 \| good
2025-12-07T23:00:00.000Z	66 \| moderate	16.605 \| fine	72.99 \| fine	7.828 \| good	2.016 \| good	12.785 \| good	0.283 \| good
2025-12-08T00:00:00.000Z	71 \| moderate	19.659 \| fine	86.952 \| fine	8.202 \| good	1.486 \| good	13.443 \| good	0.289 \| good
2025-12-08T01:00:00.000Z	66 \| moderate	17.496 \| fine	77.019 \| fine	19.872 \| good	1.291 \| good	11.138 \| good	0.27 \| good
2025-12-08T02:00:00.000Z	67 \| moderate	18.086 \| fine	80.771 \| fine	23.465 \| good	1.095 \| good	8.832 \| good	0.25 \| good
2025-12-08T03:00:00.000Z	62 \| moderate	14.853 \| fine	66.961 \| fine	21.428 \| good	0.9 \| good	6.526 \| good	0.231 \| good
2025-12-08T04:00:00.000Z	44 \| good	8.216 \| good	36.124 \| good	20.541 \| good	0.792 \| good	5.186 \| good	0.211 \| good
2025-12-08T05:00:00.000Z	38 \| good	6.929 \| good	30.961 \| good	18.977 \| good	0.684 \| good	3.846 \| good	0.191 \| good
2025-12-08T06:00:00.000Z	27 \| good	4.659 \| good	20.074 \| good	19.419 \| good	0.577 \| good	2.506 \| good	0.17 \| good
2025-12-08T07:00:00.000Z	18 \| good	3.071 \| good	12.197 \| good	19.429 \| good	0.57 \| good	2.5 \| good	0.168 \| good
2025-12-08T08:00:00.000Z	19 \| good	3.429 \| good	15.022 \| good	19.547 \| good	0.563 \| good	2.495 \| good	0.165 \| good
2025-12-08T09:00:00.000Z	16 \| good	2.319 \| good	9.97 \| good	17.179 \| good	0.556 \| good	2.49 \| good	0.162 \| good
2025-12-08T10:00:00.000Z	12 \| good	2.01 \| good	8.08 \| good	13.274 \| good	0.576 \| good	3.03 \| good	0.165 \| good
2025-12-08T11:00:00.000Z	12 \| good	1.354 \| good	5.074 \| good	12.901 \| good	0.596 \| good	3.571 \| good	0.168 \| good
2025-12-08T12:00:00.000Z	11 \| good	1.52 \| good	5.993 \| good	11.365 \| good	0.616 \| good	4.112 \| good	0.171 \| good
2025-12-08T13:00:00.000Z	11 \| good	1.57 \| good	6.041 \| good	11.012 \| good	0.66 \| good	3.948 \| good	0.169 \| good
2025-12-08T14:00:00.000Z	12 \| good	0.725 \| good	2.95 \| good	12.919 \| good	0.704 \| good	3.784 \| good	0.168 \| good
2025-12-08T15:00:00.000Z	15 \| good	0.659 \| good	2.064 \| good	15.772 \| good	0.748 \| good	3.62 \| good	0.167 \| good
2025-12-08T16:00:00.000Z	18 \| good	0.78 \| good	2.98 \| good	19.108 \| good	0.827 \| good	3.186 \| good	0.163 \| good
2025-12-08T17:00:00.000Z	20 \| good	0.463 \| good	2 \| good	21.878 \| good	0.906 \| good	2.752 \| good	0.159 \| good
2025-12-08T18:00:00.000Z	21 \| good	0.606 \| good	2.02 \| good	23.352 \| good	0.985 \| good	2.318 \| good	0.154 \| good
2025-12-08T19:00:00.000Z	23 \| good	1.279 \| good	5.008 \| good	24.651 \| good	1.074 \| good	2.726 \| good	0.156 \| good
2025-12-08T20:00:00.000Z	23 \| good	1.67 \| good	6.956 \| good	25.321 \| good	1.164 \| good	3.134 \| good	0.158 \| good
2025-12-08T21:00:00.000Z	22 \| good	1.698 \| good	6.965 \| good	23.547 \| good	1.253 \| good	3.542 \| good	0.16 \| good
2025-12-08T22:00:00.000Z	19 \| good	1.978 \| good	8.006 \| good	21.031 \| good	1.296 \| good	9.348 \| good	0.209 \| good
2025-12-08T23:00:00.000Z	16 \| good	2.623 \| good	11.006 \| good	17.037 \| good	1.34 \| good	15.154 \| good	0.258 \| good
2025-12-09T00:00:00.000Z	27 \| good	4.792 \| good	20.918 \| good	15.104 \| good	1.383 \| good	20.96 \| good	0.307 \| good
2025-12-09T01:00:00.000Z	22 \| good	3.553 \| good	15.94 \| good	15.714 \| good	1.397 \| good	19.23 \| good	0.293 \| good
2025-12-09T02:00:00.000Z	17 \| good	2.791 \| good	11.1 \| good	13.052 \| good	1.411 \| good	17.501 \| good	0.279 \| good
2025-12-09T03:00:00.000Z	16 \| good	3.231 \| good	13.984 \| good	8.899 \| good	1.424 \| good	15.771 \| good	0.265 \| good
2025-12-09T04:00:00.000Z	27 \| good	4.976 \| good	21.135 \| good	8.277 \| good	1.767 \| good	13.358 \| good	0.246 \| good
2025-12-09T05:00:00.000Z	38 \| good	6.612 \| good	29.835 \| good	5.868 \| good	2.11 \| good	10.945 \| good	0.227 \| good
2025-12-09T06:00:00.000Z	44 \| good	8.385 \| good	8.587 \| good	24.986 \| good	2.435 \| good	8.408 \| good	0.207 \| good
2025-12-09T07:00:00.000Z	27 \| good	5.371 \| good	22.971 \| good	6.962 \| good	2.893 \| good	7.488 \| good	0.197 \| good
2025-12-09T08:00:00.000Z	27 \| good	4.797 \| good	20.931 \| good	8.304 \| good	3.332 \| good	6.444 \| good	0.187 \| good
2025-12-09T09:00:00.000Z	22 \| good	4.361 \| good	18.982 \| good	9.762 \| good	3.772 \| good	5.399 \| good	0.176 \| good
2025-12-09T10:00:00.000Z	33 \| good	6.122 \| good	26.907 \| good	12.428 \| good	3.497 \| good	5.552 \| good	0.179 \| good
2025-12-09T11:00:00.000Z	44 \| good	8.298 \| good	36.8 \| good	11.161 \| good	3.222 \| good	5.705 \| good	0.183 \| good
2025-12-09T12:00:00.000Z	52 \| moderate	9.569 \| good	9.705 \| good	25.09 \| good	2.916 \| good	5.779 \| good	0.185 \| good

Current air quality index in Mason, Ohio today

Common air pollutants in Mason, Ohio

Particulate Matter2.5 (PM2.5)

Particulate Matter10 (PM10)

Ozone (O3)

Sulfur Dioxide (SO2)

Nitrogen Dioxide (NO2)

Carbon Monoxide (CO)

Track live Mason, Ohio air quality forecast and history

Empower business decisions with accurate air quality data

Real-time air quality map: Monitor AQI near Mason, Ohio

Air quality in nearby cities

Monroe, Ohio

Loveland, Ohio

Lebanon, Ohio

Sharonville, Ohio

Montgomery, Ohio

Blue Ash, Ohio

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Frequently asked questions

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What is the PM2.5 concentration in Mason, Ohio right now?

What is the current level of PM10 in Mason, Ohio?

What is the current level of carbon monoxide (CO) in Mason, Ohio?

What is the current level of sulfur dioxide (SO2) in Mason, Ohio?

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Particulate Matter_2.5 (PM_2.5)

Particulate Matter₁₀ (PM₁₀)

Ozone (O₃)

Sulfur Dioxide (SO₂)

Nitrogen Dioxide (NO₂)

What is the PM_2.5 concentration in Mason, Ohio right now?

What is the current level of PM₁₀ in Mason, Ohio?

What is the current level of sulfur dioxide (SO₂) in Mason, Ohio?

What is the current level of ozone (O₃) in Mason, Ohio?

What is the current level of nitrogen dioxide (NO₂) in Mason, Ohio?