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

The current PM10 concentration at Hamilton, Ohio is 27.268 μg/m3.

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

The current sulfur dioxide (SO2) concentration at Hamilton, Ohio is 1.298 ppb.

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

The current ozone (O3) concentration at Hamilton, Ohio is 39.095 ppm.

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

The current nitrogen dioxide (NO2) concentration at Hamilton, Ohio is 4.405 ppb.

Hamilton, Ohio live air quality index now

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

The current PM2.5 concentration at Hamilton, Ohio is 4.704 μg/m3.

Stay updated with real-time air quality in Hamilton, 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

Hamilton, Ohio

Last updated: ... (Local time)

Major air pollutants in Hamilton, Ohio

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

4.70 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

27.27 μg/m³

155

255

425

605+

Ozone (O₃)

39.09 ppb

201

201+

Sulfur Dioxide (SO₂)

1.30 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

4.41 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.14 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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Hamilton, Ohio

Scroll To Air Quality Map

Track live Hamilton, Ohio air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-03-07T22:00:00.000Z	31 \| good	2.465 \| good	10.35 \| good	34.014 \| good	1.442 \| good	8.387 \| good	0.147 \| good
2026-03-07T23:00:00.000Z	31 \| good	2.244 \| good	10.576 \| good	33.095 \| good	1.111 \| good	8.403 \| good	0.142 \| good
2026-03-08T00:00:00.000Z	29 \| good	2.226 \| good	6.619 \| good	31.179 \| good	1.449 \| good	9.998 \| good	0.142 \| good
2026-03-08T01:00:00.000Z	28 \| good	2.683 \| good	16.377 \| good	30.187 \| good	1.472 \| good	10.432 \| good	0.147 \| good
2026-03-08T02:00:00.000Z	28 \| good	2.446 \| good	7.957 \| good	30.08 \| good	1.548 \| good	9.656 \| good	0.147 \| good
2026-03-08T03:00:00.000Z	31 \| good	3.728 \| good	16.114 \| good	34.035 \| good	1.132 \| good	3.926 \| good	0.137 \| good
2026-03-08T04:00:00.000Z	30 \| good	2.642 \| good	8.724 \| good	32.062 \| good	1.514 \| good	8.749 \| good	0.142 \| good
2026-03-08T05:00:00.000Z	28 \| good	3.23 \| good	9.864 \| good	30.102 \| good	1.515 \| good	6.966 \| good	0.142 \| good
2026-03-08T06:00:00.000Z	26 \| good	3.098 \| good	10.845 \| good	28.038 \| good	1.61 \| good	5.817 \| good	0.142 \| good
2026-03-08T07:00:00.000Z	20 \| good	2.906 \| good	11.014 \| good	22.098 \| good	1.611 \| good	4.839 \| good	0.142 \| good
2026-03-08T08:00:00.000Z	22 \| good	4.052 \| good	12.89 \| good	19.122 \| good	1.579 \| good	3.176 \| good	0.154 \| good
2026-03-08T09:00:00.000Z	22 \| good	4.424 \| good	18.885 \| good	19.999 \| good	1.582 \| good	5.637 \| good	0.159 \| good
2026-03-08T10:00:00.000Z	22 \| good	4.008 \| good	12.939 \| good	20.031 \| good	1.58 \| good	3.203 \| good	0.159 \| good
2026-03-08T11:00:00.000Z	22 \| good	3.822 \| good	14.011 \| good	21.03 \| good	0.865 \| good	3.24 \| good	0.185 \| good
2026-03-08T12:00:00.000Z	22 \| good	3.577 \| good	12.706 \| good	22.041 \| good	0.837 \| good	2.793 \| good	0.181 \| good
2026-03-08T13:00:00.000Z	22 \| good	3.958 \| good	8.19 \| good	21.125 \| good	0.797 \| good	2.864 \| good	0.163 \| good
2026-03-08T14:00:00.000Z	22 \| good	3.944 \| good	8.759 \| good	23.974 \| good	1.429 \| good	3.839 \| good	0.161 \| good
2026-03-08T15:00:00.000Z	22 \| good	3.883 \| good	15.976 \| good	24.01 \| good	1.375 \| good	4.747 \| good	0.161 \| good
2026-03-08T16:00:00.000Z	22 \| good	3.188 \| good	15.09 \| good	24.048 \| good	1.318 \| good	2.778 \| good	0.176 \| good
2026-03-08T17:00:00.000Z	23 \| good	4.109 \| good	13.104 \| good	25.047 \| good	0.612 \| good	3.252 \| good	0.161 \| good
2026-03-08T18:00:00.000Z	25 \| good	3.37 \| good	13.264 \| good	27.063 \| good	1.646 \| good	4.899 \| good	0.161 \| good
2026-03-08T19:00:00.000Z	28 \| good	3.86 \| good	13.371 \| good	30 \| good	1.046 \| good	4.643 \| good	0.175 \| good
2026-03-08T20:00:00.000Z	29 \| good	2.843 \| good	10.637 \| good	31.06 \| good	0.771 \| good	4.362 \| good	0.183 \| good
2026-03-08T21:00:00.000Z	31 \| good	2.715 \| good	12.466 \| good	33.089 \| good	1.513 \| good	4.614 \| good	0.175 \| good
2026-03-08T22:00:00.000Z	32 \| good	2.782 \| good	12.931 \| good	34.988 \| good	1.405 \| good	5.616 \| good	0.176 \| good
2026-03-08T23:00:00.000Z	32 \| good	2.474 \| good	11.805 \| good	35.037 \| good	1.013 \| good	4.814 \| good	0.183 \| good
2026-03-09T00:00:00.000Z	33 \| good	2.601 \| good	12.628 \| good	36.012 \| good	1.007 \| good	7.553 \| good	0.236 \| good
2026-03-09T01:00:00.000Z	30 \| good	3.249 \| good	13.237 \| good	32.051 \| good	1.247 \| good	12.173 \| good	0.243 \| good
2026-03-09T02:00:00.000Z	25 \| good	3.416 \| good	14.805 \| good	22.869 \| good	0.945 \| good	27.239 \| good	0.311 \| good
2026-03-09T03:00:00.000Z	33 \| good	6.441 \| good	28.73 \| good	16.033 \| good	1.913 \| good	7.651 \| good	0.208 \| good
2026-03-09T04:00:00.000Z	27 \| good	5.434 \| good	10.732 \| good	14.886 \| good	0.873 \| good	25.838 \| good	0.44 \| good
2026-03-09T05:00:00.000Z	38 \| good	6.919 \| good	15.86 \| good	22.644 \| good	1.52 \| good	21.338 \| good	0.532 \| good
2026-03-09T06:00:00.000Z	44 \| good	7.742 \| good	34.508 \| good	23.6 \| good	1.589 \| good	24.376 \| good	0.357 \| good
2026-03-09T07:00:00.000Z	38 \| good	7.415 \| good	25.172 \| good	18.725 \| good	1.611 \| good	20.106 \| good	0.288 \| good
2026-03-09T08:00:00.000Z	33 \| good	6.068 \| good	24.62 \| good	19.465 \| good	0.896 \| good	26.108 \| good	0.296 \| good
2026-03-09T09:00:00.000Z	33 \| good	5.946 \| good	20.628 \| good	13.993 \| good	1.401 \| good	24.788 \| good	0.289 \| good
2026-03-09T10:00:00.000Z	33 \| good	6.065 \| good	16.046 \| good	13.943 \| good	1.409 \| good	20.908 \| good	0.35 \| good
2026-03-09T11:00:00.000Z	44 \| good	7.672 \| good	39.062 \| good	9.045 \| good	1.117 \| good	20.097 \| good	0.425 \| good
2026-03-09T12:00:00.000Z	38 \| good	7.239 \| good	21.35 \| good	9.924 \| good	1.082 \| good	20.577 \| good	0.573 \| good
2026-03-09T13:00:00.000Z	44 \| good	8.243 \| good	26.273 \| good	7.836 \| good	1.069 \| good	20.508 \| good	0.583 \| good
2026-03-09T14:00:00.000Z	44 \| good	8.121 \| good	23.162 \| good	8.038 \| good	1.303 \| good	18.45 \| good	0.413 \| good
2026-03-09T15:00:00.000Z	44 \| good	7.826 \| good	28.233 \| good	13.197 \| good	0.998 \| good	14.621 \| good	0.261 \| good
2026-03-09T16:00:00.000Z	38 \| good	7.118 \| good	29.78 \| good	18.987 \| good	1.36 \| good	10.773 \| good	0.22 \| good
2026-03-09T17:00:00.000Z	38 \| good	7.232 \| good	25.331 \| good	23.113 \| good	1.591 \| good	6.014 \| good	0.142 \| good
2026-03-09T18:00:00.000Z	38 \| good	6.773 \| good	24.758 \| good	28.101 \| good	1.624 \| good	5.606 \| good	0.142 \| good
2026-03-09T19:00:00.000Z	33 \| good	6.269 \| good	19.455 \| good	32.935 \| good	1.326 \| good	5.096 \| good	0.142 \| good
2026-03-09T20:00:00.000Z	36 \| good	5.378 \| good	20.234 \| good	38.856 \| good	1.313 \| good	5.042 \| good	0.142 \| good
2026-03-09T21:00:00.000Z	36 \| good	4.704 \| good	27.268 \| good	39.095 \| good	1.298 \| good	4.405 \| good	0.142 \| good
2026-03-09T21:00:00.000Z	36 \| good	4.704 \| good	27.268 \| good	39.095 \| good	1.298 \| good	4.405 \| good	0.142 \| good
2026-03-09T22:00:00.000Z	49 \| good	8.568 \| good	37.483 \| good	43.553 \| good	1.557 \| good	2.26 \| good	0.152 \| good
2026-03-09T23:00:00.000Z	44 \| good	7.911 \| good	34.496 \| good	39.032 \| good	1.551 \| good	3.308 \| good	0.158 \| good
2026-03-10T00:00:00.000Z	49 \| good	9.206 \| good	41.28 \| good	31.112 \| good	1.544 \| good	4.355 \| good	0.164 \| good
2026-03-10T01:00:00.000Z	52 \| moderate	9.798 \| good	43.334 \| good	27.224 \| good	1.466 \| good	4.539 \| good	0.163 \| good
2026-03-10T02:00:00.000Z	49 \| good	8.529 \| good	37.232 \| good	24.065 \| good	1.388 \| good	4.723 \| good	0.162 \| good
2026-03-10T03:00:00.000Z	44 \| good	8.416 \| good	36.791 \| good	22.897 \| good	1.31 \| good	4.908 \| good	0.161 \| good
2026-03-10T04:00:00.000Z	44 \| good	8.131 \| good	35.586 \| good	23.039 \| good	1.215 \| good	4.373 \| good	0.155 \| good
2026-03-10T05:00:00.000Z	38 \| good	7.463 \| good	32.765 \| good	23.667 \| good	1.12 \| good	3.839 \| good	0.149 \| good
2026-03-10T06:00:00.000Z	38 \| good	6.591 \| good	29.549 \| good	24.171 \| good	1.024 \| good	3.304 \| good	0.142 \| good
2026-03-10T07:00:00.000Z	33 \| good	6.264 \| good	28.107 \| good	27.168 \| good	1.084 \| good	3.114 \| good	0.138 \| good
2026-03-10T08:00:00.000Z	33 \| good	5.628 \| good	24.2 \| good	22.431 \| good	1.144 \| good	2.923 \| good	0.134 \| good
2026-03-10T09:00:00.000Z	33 \| good	5.987 \| good	26.451 \| good	23.06 \| good	1.203 \| good	2.733 \| good	0.129 \| good
2026-03-10T10:00:00.000Z	33 \| good	6.256 \| good	27.876 \| good	12.441 \| good	1.21 \| good	2.882 \| good	0.129 \| good
2026-03-10T11:00:00.000Z	38 \| good	6.539 \| good	29.033 \| good	9.621 \| good	1.216 \| good	3.032 \| good	0.129 \| good
2026-03-10T12:00:00.000Z	44 \| good	7.863 \| good	34.246 \| good	8.406 \| good	1.222 \| good	3.181 \| good	0.129 \| good
2026-03-10T13:00:00.000Z	33 \| good	6.161 \| good	27.214 \| good	14.647 \| good	1.227 \| good	3.711 \| good	0.134 \| good
2026-03-10T14:00:00.000Z	38 \| good	6.73 \| good	30.139 \| good	22.509 \| good	1.233 \| good	4.241 \| good	0.14 \| good
2026-03-10T15:00:00.000Z	38 \| good	7.472 \| good	32.925 \| good	20.902 \| good	1.238 \| good	4.771 \| good	0.145 \| good
2026-03-10T16:00:00.000Z	38 \| good	6.692 \| good	29.764 \| good	32.188 \| good	1.299 \| good	3.975 \| good	0.139 \| good
2026-03-10T17:00:00.000Z	38 \| good	6.505 \| good	28.943 \| good	34.725 \| good	1.359 \| good	3.18 \| good	0.133 \| good
2026-03-10T18:00:00.000Z	38 \| good	6.693 \| good	29.837 \| good	26.487 \| good	1.419 \| good	2.384 \| good	0.127 \| good
2026-03-10T19:00:00.000Z	38 \| good	7.101 \| good	31.568 \| good	25.898 \| good	1.437 \| good	2.19 \| good	0.126 \| good
2026-03-10T20:00:00.000Z	44 \| good	8.14 \| good	35.632 \| good	23.877 \| good	1.455 \| good	1.995 \| good	0.124 \| good
2026-03-10T21:00:00.000Z	44 \| good	8.222 \| good	35.949 \| good	26.829 \| good	1.473 \| good	1.801 \| good	0.122 \| good
2026-03-10T22:00:00.000Z	44 \| good	7.646 \| good	33.421 \| good	30.184 \| good	1.526 \| good	2.783 \| good	0.129 \| good
2026-03-10T23:00:00.000Z	44 \| good	8.148 \| good	35.496 \| good	31.294 \| good	1.578 \| good	3.766 \| good	0.136 \| good
2026-03-11T00:00:00.000Z	44 \| good	8.372 \| good	36.683 \| good	35.536 \| good	1.631 \| good	4.748 \| good	0.143 \| good
2026-03-11T01:00:00.000Z	49 \| good	8.739 \| good	38.952 \| good	35.56 \| good	1.51 \| good	4.56 \| good	0.14 \| good
2026-03-11T02:00:00.000Z	49 \| good	9.238 \| good	41.206 \| good	35.37 \| good	1.388 \| good	4.373 \| good	0.138 \| good
2026-03-11T03:00:00.000Z	49 \| good	9.386 \| good	42.151 \| good	35.045 \| good	1.267 \| good	4.185 \| good	0.136 \| good
2026-03-11T04:00:00.000Z	52 \| moderate	9.643 \| good	43.134 \| good	30.325 \| good	1.219 \| good	3.716 \| good	0.131 \| good
2026-03-11T05:00:00.000Z	49 \| good	9.042 \| good	40.284 \| good	27.491 \| good	1.171 \| good	3.248 \| good	0.126 \| good
2026-03-11T06:00:00.000Z	38 \| good	6.83 \| good	6.956 \| good	30.004 \| good	1.117 \| good	2.776 \| good	0.121 \| good
2026-03-11T07:00:00.000Z	44 \| good	7.602 \| good	33.457 \| good	21.685 \| good	1.198 \| good	2.587 \| good	0.118 \| good
2026-03-11T08:00:00.000Z	27 \| good	4.598 \| good	20.015 \| good	16.978 \| good	1.273 \| good	2.395 \| good	0.114 \| good
2026-03-11T09:00:00.000Z	27 \| good	4.506 \| good	19.746 \| good	22.715 \| good	1.348 \| good	2.203 \| good	0.111 \| good
2026-03-11T10:00:00.000Z	33 \| good	6.469 \| good	28.954 \| good	15.595 \| good	1.261 \| good	2.216 \| good	0.111 \| good
2026-03-11T11:00:00.000Z	33 \| good	6.29 \| good	27.791 \| good	17.871 \| good	1.173 \| good	2.23 \| good	0.112 \| good
2026-03-11T12:00:00.000Z	38 \| good	6.649 \| good	6.835 \| good	29.24 \| good	1.088 \| good	2.241 \| good	0.112 \| good
2026-03-11T13:00:00.000Z	38 \| good	6.956 \| good	7.156 \| good	27.992 \| good	1.128 \| good	2.605 \| good	0.116 \| good
2026-03-11T14:00:00.000Z	38 \| good	6.966 \| good	7.177 \| good	26.745 \| good	1.167 \| good	2.968 \| good	0.12 \| good
2026-03-11T15:00:00.000Z	33 \| good	5.908 \| good	6.085 \| good	25.497 \| good	1.207 \| good	3.332 \| good	0.124 \| good
2026-03-11T16:00:00.000Z	27 \| good	5.002 \| good	5.15 \| good	26.163 \| good	1.269 \| good	2.963 \| good	0.122 \| good
2026-03-11T17:00:00.000Z	30 \| good	2.087 \| good	8.346 \| good	32.393 \| good	1.339 \| good	2.608 \| good	0.12 \| good
2026-03-11T18:00:00.000Z	33 \| good	5.58 \| good	5.767 \| good	27.495 \| good	1.391 \| good	2.227 \| good	0.118 \| good
2026-03-11T19:00:00.000Z	33 \| good	5.682 \| good	5.927 \| good	30.321 \| good	1.27 \| good	2.023 \| good	0.114 \| good
2026-03-11T20:00:00.000Z	31 \| good	5.289 \| good	5.569 \| good	33.148 \| good	1.149 \| good	1.819 \| good	0.11 \| good
2026-03-11T21:00:00.000Z	33 \| good	5.014 \| good	5.258 \| good	35.974 \| good	1.027 \| good	1.616 \| good	0.106 \| good

Hamilton

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Hamilton, Ohio air quality map: Track AQI near you

0.14ppm

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 Hamilton, Ohio updated?

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

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

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

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

In the last 24 hrs, the best air quality in Hamilton, Ohio was observed at 02:00:00 on 2026-03-09.

What is the current air quality in Hamilton, Ohio?

The current air quality in Hamilton, Ohio is 36, categorized as Good based on real-time data.

What pollutant is the most common in Hamilton, Ohio?

The most common pollutant in Hamilton, Ohio is O3.

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

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

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

The current PM_2.5 concentration at Hamilton, Ohio is 4.704 μg/m³.

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

The current PM₁₀ concentration at Hamilton, Ohio is 27.268 μg/m³.

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

The current carbon monoxide (CO) concentration at Hamilton, Ohio is 0.142 ppm.

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

The current sulfur dioxide (SO₂) concentration at Hamilton, Ohio is 1.298 ppb.

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

The current ozone (O₃) concentration at Hamilton, Ohio is 39.095 ppm.

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

The current nitrogen dioxide (NO₂) concentration at Hamilton, Ohio is 4.405 ppb.

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