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

The current PM10 concentration at Marietta, Ohio is 17.37 μg/m3.

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

The current sulfur dioxide (SO2) concentration at Marietta, Ohio is 3.964 ppb.

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

The current ozone (O3) concentration at Marietta, Ohio is 40.994 ppm.

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

The current nitrogen dioxide (NO2) concentration at Marietta, Ohio is 5.258 ppb.

Marietta, Ohio live air quality index now

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

The current PM2.5 concentration at Marietta, Ohio is 3.578 μg/m3.

Stay updated with real-time air quality in Marietta, 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

Marietta, Ohio

Last updated: ... (Local time)

Major air pollutants in Marietta, Ohio

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

3.58 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

17.37 μg/m³

155

255

425

605+

Ozone (O₃)

40.99 ppb

201

201+

Sulfur Dioxide (SO₂)

3.96 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

5.26 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.17 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

Looks like we don't have this data available right now

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Marietta, Ohio

Scroll To Air Quality Map

Track live Marietta, Ohio air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-03-07T22:00:00.000Z	31 \| good	4.848 \| good	14.265 \| good	32.992 \| good	2.838 \| good	3.787 \| good	0.161 \| good
2026-03-07T23:00:00.000Z	32 \| good	3.518 \| good	18.121 \| good	34.985 \| good	3.498 \| good	2.971 \| good	0.184 \| good
2026-03-08T00:00:00.000Z	31 \| good	2.847 \| good	13.414 \| good	33.987 \| good	2.944 \| good	3.147 \| good	0.184 \| good
2026-03-08T01:00:00.000Z	32 \| good	2.336 \| good	9.603 \| good	34.985 \| good	3.299 \| good	3.397 \| good	0.184 \| good
2026-03-08T02:00:00.000Z	31 \| good	2.258 \| good	9.205 \| good	33.991 \| good	5.154 \| good	3.363 \| good	0.184 \| good
2026-03-08T03:00:00.000Z	37 \| good	3.034 \| good	12 \| good	40.079 \| good	1.504 \| good	1.7 \| good	0.102 \| good
2026-03-08T04:00:00.000Z	30 \| good	2.458 \| good	8.921 \| good	31.991 \| good	2.312 \| good	3.311 \| good	0.161 \| good
2026-03-08T05:00:00.000Z	31 \| good	2.436 \| good	9.916 \| good	32.99 \| good	1.483 \| good	3.724 \| good	0.161 \| good
2026-03-08T06:00:00.000Z	29 \| good	2.53 \| good	10.428 \| good	30.998 \| good	1.212 \| good	4.61 \| good	0.161 \| good
2026-03-08T07:00:00.000Z	29 \| good	2.261 \| good	8.743 \| good	30.997 \| good	1.231 \| good	2.776 \| good	0.161 \| good
2026-03-08T08:00:00.000Z	31 \| good	2.29 \| good	10.585 \| good	32.986 \| good	1.246 \| good	2.712 \| good	0.156 \| good
2026-03-08T09:00:00.000Z	31 \| good	2.783 \| good	12.135 \| good	32.986 \| good	1.257 \| good	2.521 \| good	0.184 \| good
2026-03-08T10:00:00.000Z	31 \| good	2.528 \| good	9.217 \| good	32.987 \| good	1.91 \| good	1.938 \| good	0.184 \| good
2026-03-08T11:00:00.000Z	30 \| good	3.105 \| good	13.558 \| good	31.989 \| good	1.857 \| good	2.298 \| good	0.2 \| good
2026-03-08T12:00:00.000Z	29 \| good	3.125 \| good	10.676 \| good	30.989 \| good	1.328 \| good	2.113 \| good	0.203 \| good
2026-03-08T13:00:00.000Z	26 \| good	3.653 \| good	15.638 \| good	27.995 \| good	1.696 \| good	1.775 \| good	0.185 \| good
2026-03-08T14:00:00.000Z	22 \| good	3.921 \| good	13.438 \| good	24.004 \| good	1.302 \| good	3.317 \| good	0.185 \| good
2026-03-08T15:00:00.000Z	22 \| good	4.496 \| good	13.787 \| good	24.003 \| good	1.282 \| good	3.302 \| good	0.185 \| good
2026-03-08T16:00:00.000Z	22 \| good	3.8 \| good	12.257 \| good	22.009 \| good	2.341 \| good	2.654 \| good	0.185 \| good
2026-03-08T17:00:00.000Z	22 \| good	3.922 \| good	15.449 \| good	24.014 \| good	2.308 \| good	2.848 \| good	0.185 \| good
2026-03-08T18:00:00.000Z	27 \| good	3.694 \| good	15.34 \| good	29.002 \| good	1.776 \| good	2.933 \| good	0.185 \| good
2026-03-08T19:00:00.000Z	28 \| good	2.921 \| good	11.502 \| good	30 \| good	1.753 \| good	3.247 \| good	0.185 \| good
2026-03-08T20:00:00.000Z	30 \| good	2.388 \| good	11.407 \| good	31.996 \| good	1.619 \| good	3.691 \| good	0.213 \| good
2026-03-08T21:00:00.000Z	32 \| good	2.33 \| good	13.83 \| good	34.989 \| good	1.74 \| good	2.675 \| good	0.162 \| good
2026-03-08T22:00:00.000Z	33 \| good	1.777 \| good	8.564 \| good	35.991 \| good	2.942 \| good	2.648 \| good	0.213 \| good
2026-03-08T23:00:00.000Z	35 \| good	2.166 \| good	8.635 \| good	37.992 \| good	1.235 \| good	3.302 \| good	0.213 \| good
2026-03-09T00:00:00.000Z	36 \| good	1.913 \| good	7.187 \| good	38.989 \| good	1.239 \| good	3.566 \| good	0.229 \| good
2026-03-09T01:00:00.000Z	35 \| good	2.451 \| good	10.852 \| good	37.972 \| good	1.287 \| good	3.853 \| good	0.229 \| good
2026-03-09T02:00:00.000Z	31 \| good	2.559 \| good	11.752 \| good	32.976 \| good	1.331 \| good	2.978 \| good	0.245 \| good
2026-03-09T03:00:00.000Z	49 \| good	8.759 \| good	38.286 \| good	18.752 \| good	2.964 \| good	3.882 \| good	0.185 \| good
2026-03-09T04:00:00.000Z	22 \| good	3.593 \| good	9.01 \| good	20.989 \| good	1.283 \| good	6.334 \| good	0.276 \| good
2026-03-09T05:00:00.000Z	13 \| good	2.427 \| good	11.587 \| good	13.99 \| good	1.248 \| good	6.024 \| good	0.308 \| good
2026-03-09T06:00:00.000Z	12 \| good	2.19 \| good	10.974 \| good	12.991 \| good	1.178 \| good	5.272 \| good	0.232 \| good
2026-03-09T07:00:00.000Z	16 \| good	2.883 \| good	11.22 \| good	11 \| good	1.106 \| good	4.771 \| good	0.217 \| good
2026-03-09T08:00:00.000Z	12 \| good	2.382 \| good	8.345 \| good	12.989 \| good	1.089 \| good	6.207 \| good	0.217 \| good
2026-03-09T09:00:00.000Z	16 \| good	3.238 \| good	12.841 \| good	12.985 \| good	1.178 \| good	7.128 \| good	0.217 \| good
2026-03-09T10:00:00.000Z	22 \| good	3.615 \| good	15.978 \| good	11.987 \| good	1.194 \| good	7.6 \| good	0.232 \| good
2026-03-09T11:00:00.000Z	16 \| good	3.269 \| good	13.297 \| good	12.984 \| good	1.218 \| good	8.489 \| good	0.276 \| good
2026-03-09T12:00:00.000Z	22 \| good	4.072 \| good	16.634 \| good	6.003 \| good	1.179 \| good	9.624 \| good	0.302 \| good
2026-03-09T13:00:00.000Z	22 \| good	3.708 \| good	14.471 \| good	4.006 \| good	1.178 \| good	9.536 \| good	0.351 \| good
2026-03-09T14:00:00.000Z	38 \| good	4.435 \| good	41.116 \| good	5.015 \| good	1.196 \| good	10.574 \| good	0.367 \| good
2026-03-09T15:00:00.000Z	27 \| good	4.686 \| good	27.414 \| good	11.018 \| good	1.434 \| good	9.086 \| good	0.277 \| good
2026-03-09T16:00:00.000Z	27 \| good	4.515 \| good	19.216 \| good	23.985 \| good	3.327 \| good	10.168 \| good	0.234 \| good
2026-03-09T17:00:00.000Z	31 \| good	4.334 \| good	18.264 \| good	32.974 \| good	1.645 \| good	7.612 \| good	0.184 \| good
2026-03-09T18:00:00.000Z	31 \| good	3.597 \| good	22.127 \| good	32.99 \| good	2.183 \| good	5.798 \| good	0.184 \| good
2026-03-09T19:00:00.000Z	34 \| good	3.455 \| good	21.733 \| good	36.995 \| good	3.199 \| good	4.95 \| good	0.184 \| good
2026-03-09T20:00:00.000Z	37 \| good	3.183 \| good	18.621 \| good	39.99 \| good	2.839 \| good	5.173 \| good	0.166 \| good
2026-03-09T21:00:00.000Z	38 \| good	3.578 \| good	17.37 \| good	40.994 \| good	3.964 \| good	5.258 \| good	0.166 \| good
2026-03-09T21:00:00.000Z	38 \| good	3.578 \| good	17.37 \| good	40.994 \| good	3.964 \| good	5.258 \| good	0.166 \| good
2026-03-09T22:00:00.000Z	49 \| good	8.539 \| good	37.591 \| good	44.326 \| good	2.48 \| good	1.601 \| good	0.15 \| good
2026-03-09T23:00:00.000Z	43 \| good	7.369 \| good	32.341 \| good	46.438 \| good	2.275 \| good	2.384 \| good	0.157 \| good
2026-03-10T00:00:00.000Z	44 \| good	7.988 \| good	34.923 \| good	34.888 \| good	2.069 \| good	3.167 \| good	0.165 \| good
2026-03-10T01:00:00.000Z	44 \| good	7.821 \| good	34.209 \| good	32.817 \| good	1.929 \| good	3.145 \| good	0.165 \| good
2026-03-10T02:00:00.000Z	44 \| good	8.087 \| good	35.245 \| good	27.088 \| good	1.789 \| good	3.122 \| good	0.166 \| good
2026-03-10T03:00:00.000Z	49 \| good	8.525 \| good	37.199 \| good	27.152 \| good	1.649 \| good	3.099 \| good	0.166 \| good
2026-03-10T04:00:00.000Z	44 \| good	8.356 \| good	36.714 \| good	21.682 \| good	1.502 \| good	2.909 \| good	0.164 \| good
2026-03-10T05:00:00.000Z	44 \| good	8.038 \| good	35.15 \| good	18.883 \| good	1.355 \| good	2.72 \| good	0.162 \| good
2026-03-10T06:00:00.000Z	38 \| good	7.103 \| good	31.435 \| good	16.755 \| good	1.207 \| good	2.53 \| good	0.16 \| good
2026-03-10T07:00:00.000Z	38 \| good	6.686 \| good	29.967 \| good	17.201 \| good	1.132 \| good	2.4 \| good	0.158 \| good
2026-03-10T08:00:00.000Z	38 \| good	6.934 \| good	30.489 \| good	16.545 \| good	1.057 \| good	2.27 \| good	0.157 \| good
2026-03-10T09:00:00.000Z	33 \| good	6.481 \| good	28.967 \| good	15.985 \| good	0.982 \| good	2.14 \| good	0.155 \| good
2026-03-10T10:00:00.000Z	38 \| good	6.554 \| good	29.128 \| good	16.113 \| good	0.997 \| good	2.246 \| good	0.152 \| good
2026-03-10T11:00:00.000Z	27 \| good	4.872 \| good	21.199 \| good	15.45 \| good	1.013 \| good	2.353 \| good	0.149 \| good
2026-03-10T12:00:00.000Z	38 \| good	6.583 \| good	29.252 \| good	12.797 \| good	1.029 \| good	2.46 \| good	0.146 \| good
2026-03-10T13:00:00.000Z	38 \| good	7.449 \| good	32.896 \| good	14.055 \| good	1.227 \| good	2.501 \| good	0.144 \| good
2026-03-10T14:00:00.000Z	38 \| good	6.991 \| good	31.132 \| good	13.517 \| good	1.425 \| good	2.542 \| good	0.142 \| good
2026-03-10T15:00:00.000Z	33 \| good	5.501 \| good	23.406 \| good	10.591 \| good	1.624 \| good	2.582 \| good	0.14 \| good
2026-03-10T16:00:00.000Z	33 \| good	5.919 \| good	26.304 \| good	11.806 \| good	1.993 \| good	2.265 \| good	0.132 \| good
2026-03-10T17:00:00.000Z	33 \| good	5.61 \| good	24 \| good	13.959 \| good	2.362 \| good	1.948 \| good	0.124 \| good
2026-03-10T18:00:00.000Z	38 \| good	7.212 \| good	31.744 \| good	23.443 \| good	2.731 \| good	1.631 \| good	0.116 \| good
2026-03-10T19:00:00.000Z	44 \| good	7.971 \| good	34.744 \| good	31.727 \| good	2.613 \| good	1.484 \| good	0.115 \| good
2026-03-10T20:00:00.000Z	38 \| good	7.048 \| good	31.273 \| good	36.669 \| good	2.495 \| good	1.337 \| good	0.114 \| good
2026-03-10T21:00:00.000Z	38 \| good	7.183 \| good	31.769 \| good	36.593 \| good	2.377 \| good	1.19 \| good	0.113 \| good
2026-03-10T22:00:00.000Z	33 \| good	6.433 \| good	28.689 \| good	35.005 \| good	2.425 \| good	1.848 \| good	0.119 \| good
2026-03-10T23:00:00.000Z	44 \| good	7.918 \| good	34.65 \| good	32.437 \| good	2.474 \| good	2.507 \| good	0.126 \| good
2026-03-11T00:00:00.000Z	38 \| good	7.223 \| good	31.744 \| good	28.104 \| good	2.522 \| good	3.166 \| good	0.132 \| good
2026-03-11T01:00:00.000Z	38 \| good	7.287 \| good	31.806 \| good	27.327 \| good	2.542 \| good	3.199 \| good	0.134 \| good
2026-03-11T02:00:00.000Z	52 \| moderate	9.619 \| good	42.781 \| good	21.193 \| good	2.562 \| good	3.232 \| good	0.135 \| good
2026-03-11T03:00:00.000Z	52 \| moderate	9.841 \| good	43.744 \| good	19.2 \| good	2.582 \| good	3.265 \| good	0.137 \| good
2026-03-11T04:00:00.000Z	49 \| good	9.459 \| good	42.391 \| good	20.381 \| good	2.257 \| good	3.013 \| good	0.135 \| good
2026-03-11T05:00:00.000Z	49 \| good	8.509 \| good	37 \| good	20.403 \| good	1.932 \| good	2.76 \| good	0.134 \| good
2026-03-11T06:00:00.000Z	28 \| good	3.762 \| good	3.793 \| good	30.336 \| good	1.59 \| good	2.502 \| good	0.132 \| good
2026-03-11T07:00:00.000Z	44 \| good	7.915 \| good	34.53 \| good	22.84 \| good	1.479 \| good	2.306 \| good	0.129 \| good
2026-03-11T08:00:00.000Z	27 \| good	4.902 \| good	21 \| good	23.305 \| good	1.351 \| good	2.104 \| good	0.126 \| good
2026-03-11T09:00:00.000Z	23 \| good	4.074 \| good	18 \| good	25.23 \| good	1.224 \| good	1.902 \| good	0.123 \| good
2026-03-11T10:00:00.000Z	38 \| good	6.959 \| good	30.872 \| good	30.044 \| good	1.239 \| good	1.874 \| good	0.121 \| good
2026-03-11T11:00:00.000Z	33 \| good	6.177 \| good	27.536 \| good	24.691 \| good	1.254 \| good	1.847 \| good	0.118 \| good
2026-03-11T12:00:00.000Z	38 \| good	6.737 \| good	6.94 \| good	29.958 \| good	1.262 \| good	1.817 \| good	0.116 \| good
2026-03-11T13:00:00.000Z	38 \| good	7.415 \| good	7.614 \| good	29.896 \| good	1.355 \| good	1.842 \| good	0.115 \| good
2026-03-11T14:00:00.000Z	28 \| good	5.134 \| good	5.232 \| good	29.834 \| good	1.447 \| good	1.867 \| good	0.115 \| good
2026-03-11T15:00:00.000Z	28 \| good	3.723 \| good	3.778 \| good	29.772 \| good	1.54 \| good	1.892 \| good	0.115 \| good
2026-03-11T16:00:00.000Z	29 \| good	4.816 \| good	4.907 \| good	30.751 \| good	1.583 \| good	1.704 \| good	0.114 \| good
2026-03-11T17:00:00.000Z	22 \| good	3.617 \| good	16 \| good	19.807 \| good	1.635 \| good	1.522 \| good	0.112 \| good
2026-03-11T18:00:00.000Z	38 \| good	7.198 \| good	7.37 \| good	32.708 \| good	1.669 \| good	1.327 \| good	0.111 \| good
2026-03-11T19:00:00.000Z	44 \| good	7.712 \| good	7.931 \| good	33.819 \| good	1.761 \| good	1.257 \| good	0.11 \| good
2026-03-11T20:00:00.000Z	38 \| good	7.315 \| good	7.522 \| good	34.929 \| good	1.853 \| good	1.187 \| good	0.109 \| good
2026-03-11T21:00:00.000Z	33 \| good	6.295 \| good	6.498 \| good	36.039 \| good	1.945 \| good	1.117 \| good	0.108 \| good

Marietta

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Marietta, Ohio air quality map: Track AQI near you

0.16ppm

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 Marietta, Ohio updated?

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

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

The worst air quality in Marietta, Ohio in the last 24 hours was observed at 03:00:00 on 2026-03-09.

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

In the last 24 hrs, the best air quality in Marietta, Ohio was observed at 08:00:00 on 2026-03-09.

What is the current air quality in Marietta, Ohio?

The current air quality in Marietta, Ohio is 38, categorized as Good based on real-time data.

What pollutant is the most common in Marietta, Ohio?

The most common pollutant in Marietta, Ohio is O3.

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

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

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

The current PM_2.5 concentration at Marietta, Ohio is 3.578 μg/m³.

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

The current PM₁₀ concentration at Marietta, Ohio is 17.37 μg/m³.

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

The current carbon monoxide (CO) concentration at Marietta, Ohio is 0.166 ppm.

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

The current sulfur dioxide (SO₂) concentration at Marietta, Ohio is 3.964 ppb.

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

The current ozone (O₃) concentration at Marietta, Ohio is 40.994 ppm.

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

The current nitrogen dioxide (NO₂) concentration at Marietta, Ohio is 5.258 ppb.

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