What is the sulfur dioxide (SO2) level in Cheshire, Connecticut at the moment?

Currently, Cheshire, Connecticut has a sulfur dioxide (SO2) concentration of 0.326 ppb.

What is the ozone (O3) level in Cheshire, Connecticut at the moment?

The current ozone (O3) level in Cheshire, Connecticut at the moment is 21.249 ppm.

What is the nitrogen dioxide (NO2) level in Cheshire, Connecticut at the moment?

Nitrogen dioxide (NO2) level in Cheshire, Connecticut at the moment is 9.006 ppb.

Live air quality index in Cheshire, Connecticut today

Q: What is the PM2.5 level in Cheshire, Connecticut at the moment?

PM2.5 levels in Cheshire, Connecticut are currently 9.147 μg/m3.

Q: What is the PM10 level in Cheshire, Connecticut at the moment?

The PM10 concentration in Cheshire, Connecticut is 22.458 μg/m3 at the moment.

Stay updated with real-time air quality in Cheshire, Connecticut 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

Cheshire, Connecticut

Last updated: ... (Local time)

Major air pollutants in Cheshire, Connecticut

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

9.15 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

22.46 μg/m³

155

255

425

605+

Ozone (O₃)

21.25 ppb

201

201+

Sulfur Dioxide (SO₂)

0.33 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

9.01 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.24 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

Low

Cheshire, Connecticut

Get Live Pollen Counts

Cheshire, Connecticut

Scroll To Air Quality Map

Track live Cheshire, Connecticut air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-07-11T16:00:00.000Z	56 \| moderate	11.579 \| good	39.56 \| good	28.796 \| good	0.262 \| good	2.09 \| good	0.184 \| good
2026-07-11T17:00:00.000Z	56 \| moderate	12.113 \| fine	38.912 \| good	35.255 \| good	0.246 \| good	1.686 \| good	0.177 \| good
2026-07-11T18:00:00.000Z	52 \| moderate	10.014 \| good	27.584 \| good	39.041 \| good	0.136 \| good	2.252 \| good	0.184 \| good
2026-07-11T19:00:00.000Z	58 \| moderate	13.036 \| fine	35.039 \| good	41.259 \| good	0.136 \| good	2.03 \| good	0.177 \| good
2026-07-11T20:00:00.000Z	60 \| moderate	13.981 \| fine	29.102 \| good	39.787 \| good	0.136 \| good	2.274 \| good	0.161 \| good
2026-07-11T21:00:00.000Z	49 \| good	9.155 \| good	40.235 \| good	44.199 \| good	0.156 \| good	2.633 \| good	0.161 \| good
2026-07-11T22:00:00.000Z	52 \| moderate	10.056 \| good	19.776 \| good	44.025 \| good	0.145 \| good	2.432 \| good	0.161 \| good
2026-07-11T23:00:00.000Z	56 \| moderate	11.571 \| good	19.996 \| good	42.767 \| good	0.216 \| good	3.081 \| good	0.184 \| good
2026-07-12T00:00:00.000Z	58 \| moderate	12.605 \| fine	26.831 \| good	38.189 \| good	0.319 \| good	3.033 \| good	0.183 \| good
2026-07-12T01:00:00.000Z	54 \| moderate	10.879 \| good	20.003 \| good	41.387 \| good	0.145 \| good	4.951 \| good	0.213 \| good
2026-07-12T02:00:00.000Z	49 \| good	9.494 \| good	35.861 \| good	37.249 \| good	0.149 \| good	5.312 \| good	0.207 \| good
2026-07-12T03:00:00.000Z	60 \| moderate	13.984 \| fine	63.231 \| fine	22.826 \| good	0.314 \| good	7.295 \| good	0.194 \| good
2026-07-12T04:00:00.000Z	56 \| moderate	12.139 \| fine	36.995 \| good	33.296 \| good	0.135 \| good	7.478 \| good	0.301 \| good
2026-07-12T05:00:00.000Z	56 \| moderate	12.272 \| fine	22.048 \| good	28.629 \| good	0.339 \| good	7.435 \| good	0.254 \| good
2026-07-12T06:00:00.000Z	56 \| moderate	12.394 \| fine	21.575 \| good	29.291 \| good	0.304 \| good	8.738 \| good	0.191 \| good
2026-07-12T07:00:00.000Z	56 \| moderate	11.739 \| good	29.431 \| good	24.117 \| good	0.305 \| good	9.302 \| good	0.216 \| good
2026-07-12T08:00:00.000Z	54 \| moderate	11.232 \| good	30.207 \| good	18.788 \| good	0.433 \| good	9.692 \| good	0.191 \| good
2026-07-12T09:00:00.000Z	54 \| moderate	11.168 \| good	38.061 \| good	18.928 \| good	0.434 \| good	9.264 \| good	0.167 \| good
2026-07-12T10:00:00.000Z	56 \| moderate	12.37 \| fine	30.868 \| good	18.871 \| good	0.472 \| good	9.635 \| good	0.215 \| good
2026-07-12T11:00:00.000Z	54 \| moderate	11.322 \| good	18.132 \| good	15.219 \| good	0.47 \| good	6.518 \| good	0.161 \| good
2026-07-12T12:00:00.000Z	56 \| moderate	11.507 \| good	21.59 \| good	17.866 \| good	0.19 \| good	4.12 \| good	0.161 \| good
2026-07-12T13:00:00.000Z	52 \| moderate	9.67 \| good	33.211 \| good	22.362 \| good	0.293 \| good	3.681 \| good	0.144 \| good
2026-07-12T14:00:00.000Z	49 \| good	9.082 \| good	43.582 \| good	26.862 \| good	0.186 \| good	2.542 \| good	0.161 \| good
2026-07-12T15:00:00.000Z	49 \| good	8.562 \| good	29.124 \| good	27.861 \| good	0.14 \| good	2.315 \| good	0.161 \| good
2026-07-12T16:00:00.000Z	44 \| good	8.095 \| good	26.794 \| good	30.33 \| good	0.161 \| good	2.032 \| good	0.161 \| good
2026-07-12T17:00:00.000Z	49 \| good	9.04 \| good	21.074 \| good	29.439 \| good	0.147 \| good	1.908 \| good	0.161 \| good
2026-07-12T18:00:00.000Z	44 \| good	7.752 \| good	18.684 \| good	37.176 \| good	0.382 \| good	4.829 \| good	0.202 \| good
2026-07-12T19:00:00.000Z	38 \| good	7.04 \| good	16.716 \| good	33.498 \| good	0.29 \| good	5.224 \| good	0.161 \| good
2026-07-12T20:00:00.000Z	44 \| good	7.976 \| good	19.855 \| good	36.601 \| good	0.197 \| good	3.391 \| good	0.161 \| good
2026-07-12T21:00:00.000Z	49 \| good	9.245 \| good	33.026 \| good	36.986 \| good	0.25 \| good	4.25 \| good	0.208 \| good
2026-07-12T22:00:00.000Z	41 \| good	6.735 \| good	32.883 \| good	43.858 \| good	0.307 \| good	5.502 \| good	0.161 \| good
2026-07-12T23:00:00.000Z	43 \| good	6.969 \| good	42.631 \| good	45.895 \| good	0.2 \| good	6.01 \| good	0.161 \| good
2026-07-13T00:00:00.000Z	44 \| good	7.793 \| good	21.737 \| good	41.39 \| good	0.266 \| good	5.032 \| good	0.184 \| good
2026-07-13T01:00:00.000Z	49 \| good	9.112 \| good	20.666 \| good	35.264 \| good	0.267 \| good	6.936 \| good	0.213 \| good
2026-07-13T02:00:00.000Z	49 \| good	9.051 \| good	17.467 \| good	35.926 \| good	0.206 \| good	6.97 \| good	0.207 \| good
2026-07-13T03:00:00.000Z	49 \| good	8.584 \| good	23.284 \| good	34.229 \| good	0.325 \| good	5.531 \| good	0.184 \| good
2026-07-13T04:00:00.000Z	49 \| good	8.719 \| good	29.219 \| good	35.019 \| good	0.217 \| good	5.9 \| good	0.184 \| good
2026-07-13T05:00:00.000Z	44 \| good	7.89 \| good	28.139 \| good	22.298 \| good	0.17 \| good	4.822 \| good	0.153 \| good
2026-07-13T06:00:00.000Z	49 \| good	9.112 \| good	22.845 \| good	23.512 \| good	0.358 \| good	4.036 \| good	0.211 \| good
2026-07-13T07:00:00.000Z	44 \| good	8.385 \| good	30.035 \| good	26.72 \| good	0.358 \| good	4.152 \| good	0.211 \| good
2026-07-13T08:00:00.000Z	44 \| good	8.386 \| good	29.686 \| good	22.038 \| good	0.575 \| good	7.367 \| good	0.171 \| good
2026-07-13T09:00:00.000Z	44 \| good	8.203 \| good	28.897 \| good	23.68 \| good	0.291 \| good	8.317 \| good	0.17 \| good
2026-07-13T10:00:00.000Z	44 \| good	8.085 \| good	26.408 \| good	17.825 \| good	0.189 \| good	10.661 \| good	0.2 \| good
2026-07-13T11:00:00.000Z	44 \| good	7.686 \| good	29.983 \| good	10.3 \| good	0.321 \| good	11.695 \| good	0.29 \| good
2026-07-13T12:00:00.000Z	49 \| good	8.949 \| good	19.383 \| good	12.666 \| good	0.372 \| good	13.071 \| good	0.255 \| good
2026-07-13T13:00:00.000Z	56 \| moderate	12.489 \| fine	46.367 \| good	16.732 \| good	0.266 \| good	11.103 \| good	0.244 \| good
2026-07-13T14:00:00.000Z	49 \| good	9.147 \| good	22.458 \| good	21.249 \| good	0.326 \| good	9.006 \| good	0.244 \| good
2026-07-13T15:00:00.000Z	49 \| good	9.074 \| good	27.877 \| good	24.412 \| good	0.348 \| good	9.89 \| good	0.207 \| good
2026-07-13T15:00:00.000Z	49 \| good	9.147 \| good	22.458 \| good	21.249 \| good	0.326 \| good	9.006 \| good	0.244 \| good
2026-07-13T16:00:00.000Z	44 \| good	8.368 \| good	36.565 \| good	46.493 \| good	0.451 \| good	1.213 \| good	0.153 \| good
2026-07-13T17:00:00.000Z	49 \| good	8.708 \| good	38.269 \| good	47.7 \| good	0.43 \| good	1.017 \| good	0.153 \| good
2026-07-13T18:00:00.000Z	49 \| good	8.815 \| good	38.81 \| good	51.652 \| good	0.422 \| good	0.894 \| good	0.153 \| good
2026-07-13T19:00:00.000Z	54 \| moderate	10.285 \| good	45.42 \| good	55.966 \| fine	0.417 \| good	0.867 \| good	0.155 \| good
2026-07-13T20:00:00.000Z	71 \| moderate	11.727 \| good	52.403 \| good	60.566 \| fine	0.412 \| good	0.899 \| good	0.156 \| good
2026-07-13T21:00:00.000Z	80 \| moderate	10.978 \| good	48.466 \| good	64.414 \| fine	0.413 \| good	1.045 \| good	0.159 \| good
2026-07-13T22:00:00.000Z	58 \| moderate	9.01 \| good	39.799 \| good	56.755 \| fine	0.43 \| good	1.445 \| good	0.164 \| good
2026-07-13T23:00:00.000Z	44 \| good	6.364 \| good	28.446 \| good	47.992 \| good	0.462 \| good	2.128 \| good	0.169 \| good
2026-07-14T00:00:00.000Z	38 \| good	6.641 \| good	29.301 \| good	39.9 \| good	0.496 \| good	2.868 \| good	0.163 \| good
2026-07-14T01:00:00.000Z	35 \| good	6.056 \| good	26.799 \| good	37.783 \| good	0.506 \| good	3.61 \| good	0.151 \| good
2026-07-14T02:00:00.000Z	33 \| good	5.754 \| good	24.95 \| good	35.226 \| good	0.485 \| good	4.131 \| good	0.142 \| good
2026-07-14T03:00:00.000Z	33 \| good	5.569 \| good	23.929 \| good	32.932 \| good	0.459 \| good	4.643 \| good	0.137 \| good
2026-07-14T04:00:00.000Z	33 \| good	6.218 \| good	27.423 \| good	30.486 \| good	0.455 \| good	5.083 \| good	0.137 \| good
2026-07-14T05:00:00.000Z	38 \| good	7.322 \| good	32.341 \| good	29.452 \| good	0.481 \| good	5.423 \| good	0.14 \| good
2026-07-14T06:00:00.000Z	49 \| good	9.131 \| good	40.781 \| good	25.367 \| good	0.535 \| good	5.884 \| good	0.147 \| good
2026-07-14T07:00:00.000Z	54 \| moderate	11.366 \| good	49.952 \| good	24.99 \| good	0.586 \| good	6.095 \| good	0.156 \| good
2026-07-14T08:00:00.000Z	56 \| moderate	12.115 \| fine	54.534 \| good	26.903 \| good	0.61 \| good	5.906 \| good	0.163 \| good
2026-07-14T09:00:00.000Z	54 \| moderate	11.179 \| good	49.065 \| good	24.824 \| good	0.613 \| good	5.54 \| good	0.166 \| good
2026-07-14T10:00:00.000Z	54 \| moderate	11.246 \| good	49.717 \| good	27.877 \| good	0.603 \| good	5.272 \| good	0.166 \| good
2026-07-14T11:00:00.000Z	52 \| moderate	10.137 \| good	44.724 \| good	31.41 \| good	0.574 \| good	4.329 \| good	0.168 \| good
2026-07-14T12:00:00.000Z	52 \| moderate	10.128 \| good	44.933 \| good	38.459 \| good	0.554 \| good	3.58 \| good	0.176 \| good
2026-07-14T13:00:00.000Z	49 \| good	8.659 \| good	37.728 \| good	43.395 \| good	0.543 \| good	2.842 \| good	0.187 \| good
2026-07-14T14:00:00.000Z	49 \| good	9.118 \| good	40.879 \| good	45.189 \| good	0.507 \| good	2.128 \| good	0.195 \| good
2026-07-14T15:00:00.000Z	52 \| moderate	10.48 \| good	46.44 \| good	46.176 \| good	0.463 \| good	1.599 \| good	0.197 \| good
2026-07-14T16:00:00.000Z	56 \| moderate	11.823 \| good	52.955 \| good	44.98 \| good	0.47 \| good	1.265 \| good	0.197 \| good
2026-07-14T17:00:00.000Z	54 \| moderate	11.497 \| good	51.005 \| good	46.909 \| good	0.503 \| good	1.073 \| good	0.195 \| good
2026-07-14T18:00:00.000Z	56 \| moderate	11.764 \| good	52.05 \| good	46.976 \| good	0.478 \| good	0.957 \| good	0.194 \| good
2026-07-14T19:00:00.000Z	58 \| moderate	12.698 \| fine	57.466 \| fine	47.691 \| good	0.444 \| good	0.94 \| good	0.194 \| good
2026-07-14T20:00:00.000Z	56 \| moderate	12.109 \| fine	54.682 \| good	44.687 \| good	0.417 \| good	0.969 \| good	0.196 \| good
2026-07-14T21:00:00.000Z	52 \| moderate	10.282 \| good	45.411 \| good	43.025 \| good	0.398 \| good	1.106 \| good	0.2 \| good
2026-07-14T22:00:00.000Z	49 \| good	8.975 \| good	39.623 \| good	40.514 \| good	0.397 \| good	1.484 \| good	0.208 \| good
2026-07-14T23:00:00.000Z	44 \| good	7.972 \| good	35.225 \| good	37.533 \| good	0.429 \| good	1.898 \| good	0.215 \| good
2026-07-15T00:00:00.000Z	49 \| good	8.833 \| good	38.974 \| good	36.036 \| good	0.49 \| good	2.409 \| good	0.218 \| good
2026-07-15T01:00:00.000Z	52 \| moderate	9.76 \| good	43.055 \| good	38.188 \| good	0.559 \| good	2.738 \| good	0.219 \| good
2026-07-15T02:00:00.000Z	56 \| moderate	11.72 \| good	51.412 \| good	40.328 \| good	0.572 \| good	2.801 \| good	0.214 \| good
2026-07-15T03:00:00.000Z	56 \| moderate	12.315 \| fine	55.416 \| fine	38.158 \| good	0.553 \| good	2.79 \| good	0.209 \| good
2026-07-15T04:00:00.000Z	56 \| moderate	12.434 \| fine	56.676 \| fine	33.099 \| good	0.529 \| good	2.658 \| good	0.205 \| good
2026-07-15T05:00:00.000Z	54 \| moderate	11.271 \| good	49.909 \| good	29.401 \| good	0.502 \| good	2.321 \| good	0.199 \| good
2026-07-15T06:00:00.000Z	54 \| moderate	10.917 \| good	48.149 \| good	26.087 \| good	0.471 \| good	2.032 \| good	0.192 \| good
2026-07-15T07:00:00.000Z	54 \| moderate	11.101 \| good	48.888 \| good	27.29 \| good	0.455 \| good	1.841 \| good	0.183 \| good
2026-07-15T08:00:00.000Z	56 \| moderate	11.529 \| good	51.06 \| good	27.29 \| good	0.462 \| good	1.877 \| good	0.177 \| good
2026-07-15T09:00:00.000Z	54 \| moderate	11.324 \| good	49.811 \| good	27.515 \| good	0.484 \| good	2.073 \| good	0.174 \| good
2026-07-15T10:00:00.000Z	56 \| moderate	11.536 \| good	51.324 \| good	28.299 \| good	0.516 \| good	2.254 \| good	0.174 \| good
2026-07-15T11:00:00.000Z	56 \| moderate	11.892 \| good	52.923 \| good	31.386 \| good	0.538 \| good	2.211 \| good	0.176 \| good
2026-07-15T12:00:00.000Z	54 \| moderate	10.93 \| good	48.261 \| good	37.306 \| good	0.556 \| good	2.492 \| good	0.188 \| good
2026-07-15T13:00:00.000Z	44 \| good	8.236 \| good	35.996 \| good	41.151 \| good	0.607 \| good	1.916 \| good	0.19 \| good
2026-07-15T14:00:00.000Z	44 \| good	7.697 \| good	33.937 \| good	42.213 \| good	0.606 \| good	1.239 \| good	0.179 \| good
2026-07-15T15:00:00.000Z	44 \| good	7.999 \| good	35.002 \| good	43.029 \| good	0.52 \| good	0.915 \| good	0.172 \| good

Cheshire

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Cheshire, Connecticut air quality map: Stay updated on AQI near you

0.23ppm

How accurate is Connecticut, USA air quality data?

Air quality and pollutant data for Connecticut, USA are sourced from ground-based monitors and satellites, adhering to US EPA standards. Machine learning and advanced algorithms enhance the data by incorporating local variables like traffic and population density, ensuring high accuracy and dependability.

Source: Ambee Data Sources

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Frequently asked questions

How often is air quality information updated for Cheshire, Connecticut?

The air quality information for Cheshire, Connecticut is updated every hour for accuracy.

What time in the last 24 hours was the air quality in Cheshire, Connecticut at its worst?

In the past 24 hours, the air quality in Cheshire, Connecticut was at its worst at 01:00:00 on 2026-07-13.

When did Cheshire, Connecticut experience the best air quality in the last 24 hours?

In the last 24 hours, the best air quality in Cheshire, Connecticut was observed at 07:00:00 on 2026-07-12.

What is the AQI in Cheshire, Connecticut right now?

As of now, the AQI in Cheshire, Connecticut is 49, indicating Good conditions.

What is the most common type of pollution in Cheshire, Connecticut?

Cheshire, Connecticut air has the highest levels of PM2.5.

What should I do in case of poor air quality in Cheshire, Connecticut?

Poor air quality in Cheshire, Connecticut means it's advisable to stay indoors and wear a mask for your protection.

What is the PM_2.5 level in Cheshire, Connecticut at the moment?

PM_2.5 levels in Cheshire, Connecticut are currently 9.147 μg/m³.

What is the PM₁₀ level in Cheshire, Connecticut at the moment?

The PM₁₀ concentration in Cheshire, Connecticut is 22.458 μg/m³ at the moment.

What is the carbon monoxide (CO) level in Cheshire, Connecticut at the moment?

The current carbon monoxide (CO) concentration in Cheshire, Connecticut is 0.244 ppm.

What is the sulfur dioxide (SO₂) level in Cheshire, Connecticut at the moment?

Currently, Cheshire, Connecticut has a sulfur dioxide (SO₂) concentration of 0.326 ppb.

What is the ozone (O₃) level in Cheshire, Connecticut at the moment?

The current ozone (O₃) level in Cheshire, Connecticut at the moment is 21.249 ppm.

What is the nitrogen dioxide (NO₂) level in Cheshire, Connecticut at the moment?

Nitrogen dioxide (NO₂) level in Cheshire, Connecticut at the moment is 9.006 ppb.

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Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-07-11T16:00:00.000Z	56 \| moderate	11.579 \| good	39.56 \| good	28.796 \| good	0.262 \| good	2.09 \| good	0.184 \| good
2026-07-11T17:00:00.000Z	56 \| moderate	12.113 \| fine	38.912 \| good	35.255 \| good	0.246 \| good	1.686 \| good	0.177 \| good
2026-07-11T18:00:00.000Z	52 \| moderate	10.014 \| good	27.584 \| good	39.041 \| good	0.136 \| good	2.252 \| good	0.184 \| good
2026-07-11T19:00:00.000Z	58 \| moderate	13.036 \| fine	35.039 \| good	41.259 \| good	0.136 \| good	2.03 \| good	0.177 \| good
2026-07-11T20:00:00.000Z	60 \| moderate	13.981 \| fine	29.102 \| good	39.787 \| good	0.136 \| good	2.274 \| good	0.161 \| good
2026-07-11T21:00:00.000Z	49 \| good	9.155 \| good	40.235 \| good	44.199 \| good	0.156 \| good	2.633 \| good	0.161 \| good
2026-07-11T22:00:00.000Z	52 \| moderate	10.056 \| good	19.776 \| good	44.025 \| good	0.145 \| good	2.432 \| good	0.161 \| good
2026-07-11T23:00:00.000Z	56 \| moderate	11.571 \| good	19.996 \| good	42.767 \| good	0.216 \| good	3.081 \| good	0.184 \| good
2026-07-12T00:00:00.000Z	58 \| moderate	12.605 \| fine	26.831 \| good	38.189 \| good	0.319 \| good	3.033 \| good	0.183 \| good
2026-07-12T01:00:00.000Z	54 \| moderate	10.879 \| good	20.003 \| good	41.387 \| good	0.145 \| good	4.951 \| good	0.213 \| good
2026-07-12T02:00:00.000Z	49 \| good	9.494 \| good	35.861 \| good	37.249 \| good	0.149 \| good	5.312 \| good	0.207 \| good
2026-07-12T03:00:00.000Z	60 \| moderate	13.984 \| fine	63.231 \| fine	22.826 \| good	0.314 \| good	7.295 \| good	0.194 \| good
2026-07-12T04:00:00.000Z	56 \| moderate	12.139 \| fine	36.995 \| good	33.296 \| good	0.135 \| good	7.478 \| good	0.301 \| good
2026-07-12T05:00:00.000Z	56 \| moderate	12.272 \| fine	22.048 \| good	28.629 \| good	0.339 \| good	7.435 \| good	0.254 \| good
2026-07-12T06:00:00.000Z	56 \| moderate	12.394 \| fine	21.575 \| good	29.291 \| good	0.304 \| good	8.738 \| good	0.191 \| good
2026-07-12T07:00:00.000Z	56 \| moderate	11.739 \| good	29.431 \| good	24.117 \| good	0.305 \| good	9.302 \| good	0.216 \| good
2026-07-12T08:00:00.000Z	54 \| moderate	11.232 \| good	30.207 \| good	18.788 \| good	0.433 \| good	9.692 \| good	0.191 \| good
2026-07-12T09:00:00.000Z	54 \| moderate	11.168 \| good	38.061 \| good	18.928 \| good	0.434 \| good	9.264 \| good	0.167 \| good
2026-07-12T10:00:00.000Z	56 \| moderate	12.37 \| fine	30.868 \| good	18.871 \| good	0.472 \| good	9.635 \| good	0.215 \| good
2026-07-12T11:00:00.000Z	54 \| moderate	11.322 \| good	18.132 \| good	15.219 \| good	0.47 \| good	6.518 \| good	0.161 \| good
2026-07-12T12:00:00.000Z	56 \| moderate	11.507 \| good	21.59 \| good	17.866 \| good	0.19 \| good	4.12 \| good	0.161 \| good
2026-07-12T13:00:00.000Z	52 \| moderate	9.67 \| good	33.211 \| good	22.362 \| good	0.293 \| good	3.681 \| good	0.144 \| good
2026-07-12T14:00:00.000Z	49 \| good	9.082 \| good	43.582 \| good	26.862 \| good	0.186 \| good	2.542 \| good	0.161 \| good
2026-07-12T15:00:00.000Z	49 \| good	8.562 \| good	29.124 \| good	27.861 \| good	0.14 \| good	2.315 \| good	0.161 \| good
2026-07-12T16:00:00.000Z	44 \| good	8.095 \| good	26.794 \| good	30.33 \| good	0.161 \| good	2.032 \| good	0.161 \| good
2026-07-12T17:00:00.000Z	49 \| good	9.04 \| good	21.074 \| good	29.439 \| good	0.147 \| good	1.908 \| good	0.161 \| good
2026-07-12T18:00:00.000Z	44 \| good	7.752 \| good	18.684 \| good	37.176 \| good	0.382 \| good	4.829 \| good	0.202 \| good
2026-07-12T19:00:00.000Z	38 \| good	7.04 \| good	16.716 \| good	33.498 \| good	0.29 \| good	5.224 \| good	0.161 \| good
2026-07-12T20:00:00.000Z	44 \| good	7.976 \| good	19.855 \| good	36.601 \| good	0.197 \| good	3.391 \| good	0.161 \| good
2026-07-12T21:00:00.000Z	49 \| good	9.245 \| good	33.026 \| good	36.986 \| good	0.25 \| good	4.25 \| good	0.208 \| good
2026-07-12T22:00:00.000Z	41 \| good	6.735 \| good	32.883 \| good	43.858 \| good	0.307 \| good	5.502 \| good	0.161 \| good
2026-07-12T23:00:00.000Z	43 \| good	6.969 \| good	42.631 \| good	45.895 \| good	0.2 \| good	6.01 \| good	0.161 \| good
2026-07-13T00:00:00.000Z	44 \| good	7.793 \| good	21.737 \| good	41.39 \| good	0.266 \| good	5.032 \| good	0.184 \| good
2026-07-13T01:00:00.000Z	49 \| good	9.112 \| good	20.666 \| good	35.264 \| good	0.267 \| good	6.936 \| good	0.213 \| good
2026-07-13T02:00:00.000Z	49 \| good	9.051 \| good	17.467 \| good	35.926 \| good	0.206 \| good	6.97 \| good	0.207 \| good
2026-07-13T03:00:00.000Z	49 \| good	8.584 \| good	23.284 \| good	34.229 \| good	0.325 \| good	5.531 \| good	0.184 \| good
2026-07-13T04:00:00.000Z	49 \| good	8.719 \| good	29.219 \| good	35.019 \| good	0.217 \| good	5.9 \| good	0.184 \| good
2026-07-13T05:00:00.000Z	44 \| good	7.89 \| good	28.139 \| good	22.298 \| good	0.17 \| good	4.822 \| good	0.153 \| good
2026-07-13T06:00:00.000Z	49 \| good	9.112 \| good	22.845 \| good	23.512 \| good	0.358 \| good	4.036 \| good	0.211 \| good
2026-07-13T07:00:00.000Z	44 \| good	8.385 \| good	30.035 \| good	26.72 \| good	0.358 \| good	4.152 \| good	0.211 \| good
2026-07-13T08:00:00.000Z	44 \| good	8.386 \| good	29.686 \| good	22.038 \| good	0.575 \| good	7.367 \| good	0.171 \| good
2026-07-13T09:00:00.000Z	44 \| good	8.203 \| good	28.897 \| good	23.68 \| good	0.291 \| good	8.317 \| good	0.17 \| good
2026-07-13T10:00:00.000Z	44 \| good	8.085 \| good	26.408 \| good	17.825 \| good	0.189 \| good	10.661 \| good	0.2 \| good
2026-07-13T11:00:00.000Z	44 \| good	7.686 \| good	29.983 \| good	10.3 \| good	0.321 \| good	11.695 \| good	0.29 \| good
2026-07-13T12:00:00.000Z	49 \| good	8.949 \| good	19.383 \| good	12.666 \| good	0.372 \| good	13.071 \| good	0.255 \| good
2026-07-13T13:00:00.000Z	56 \| moderate	12.489 \| fine	46.367 \| good	16.732 \| good	0.266 \| good	11.103 \| good	0.244 \| good
2026-07-13T14:00:00.000Z	49 \| good	9.147 \| good	22.458 \| good	21.249 \| good	0.326 \| good	9.006 \| good	0.244 \| good
2026-07-13T15:00:00.000Z	49 \| good	9.074 \| good	27.877 \| good	24.412 \| good	0.348 \| good	9.89 \| good	0.207 \| good
2026-07-13T15:00:00.000Z	49 \| good	9.147 \| good	22.458 \| good	21.249 \| good	0.326 \| good	9.006 \| good	0.244 \| good
2026-07-13T16:00:00.000Z	44 \| good	8.368 \| good	36.565 \| good	46.493 \| good	0.451 \| good	1.213 \| good	0.153 \| good
2026-07-13T17:00:00.000Z	49 \| good	8.708 \| good	38.269 \| good	47.7 \| good	0.43 \| good	1.017 \| good	0.153 \| good
2026-07-13T18:00:00.000Z	49 \| good	8.815 \| good	38.81 \| good	51.652 \| good	0.422 \| good	0.894 \| good	0.153 \| good
2026-07-13T19:00:00.000Z	54 \| moderate	10.285 \| good	45.42 \| good	55.966 \| fine	0.417 \| good	0.867 \| good	0.155 \| good
2026-07-13T20:00:00.000Z	71 \| moderate	11.727 \| good	52.403 \| good	60.566 \| fine	0.412 \| good	0.899 \| good	0.156 \| good
2026-07-13T21:00:00.000Z	80 \| moderate	10.978 \| good	48.466 \| good	64.414 \| fine	0.413 \| good	1.045 \| good	0.159 \| good
2026-07-13T22:00:00.000Z	58 \| moderate	9.01 \| good	39.799 \| good	56.755 \| fine	0.43 \| good	1.445 \| good	0.164 \| good
2026-07-13T23:00:00.000Z	44 \| good	6.364 \| good	28.446 \| good	47.992 \| good	0.462 \| good	2.128 \| good	0.169 \| good
2026-07-14T00:00:00.000Z	38 \| good	6.641 \| good	29.301 \| good	39.9 \| good	0.496 \| good	2.868 \| good	0.163 \| good
2026-07-14T01:00:00.000Z	35 \| good	6.056 \| good	26.799 \| good	37.783 \| good	0.506 \| good	3.61 \| good	0.151 \| good
2026-07-14T02:00:00.000Z	33 \| good	5.754 \| good	24.95 \| good	35.226 \| good	0.485 \| good	4.131 \| good	0.142 \| good
2026-07-14T03:00:00.000Z	33 \| good	5.569 \| good	23.929 \| good	32.932 \| good	0.459 \| good	4.643 \| good	0.137 \| good
2026-07-14T04:00:00.000Z	33 \| good	6.218 \| good	27.423 \| good	30.486 \| good	0.455 \| good	5.083 \| good	0.137 \| good
2026-07-14T05:00:00.000Z	38 \| good	7.322 \| good	32.341 \| good	29.452 \| good	0.481 \| good	5.423 \| good	0.14 \| good
2026-07-14T06:00:00.000Z	49 \| good	9.131 \| good	40.781 \| good	25.367 \| good	0.535 \| good	5.884 \| good	0.147 \| good
2026-07-14T07:00:00.000Z	54 \| moderate	11.366 \| good	49.952 \| good	24.99 \| good	0.586 \| good	6.095 \| good	0.156 \| good
2026-07-14T08:00:00.000Z	56 \| moderate	12.115 \| fine	54.534 \| good	26.903 \| good	0.61 \| good	5.906 \| good	0.163 \| good
2026-07-14T09:00:00.000Z	54 \| moderate	11.179 \| good	49.065 \| good	24.824 \| good	0.613 \| good	5.54 \| good	0.166 \| good
2026-07-14T10:00:00.000Z	54 \| moderate	11.246 \| good	49.717 \| good	27.877 \| good	0.603 \| good	5.272 \| good	0.166 \| good
2026-07-14T11:00:00.000Z	52 \| moderate	10.137 \| good	44.724 \| good	31.41 \| good	0.574 \| good	4.329 \| good	0.168 \| good
2026-07-14T12:00:00.000Z	52 \| moderate	10.128 \| good	44.933 \| good	38.459 \| good	0.554 \| good	3.58 \| good	0.176 \| good
2026-07-14T13:00:00.000Z	49 \| good	8.659 \| good	37.728 \| good	43.395 \| good	0.543 \| good	2.842 \| good	0.187 \| good
2026-07-14T14:00:00.000Z	49 \| good	9.118 \| good	40.879 \| good	45.189 \| good	0.507 \| good	2.128 \| good	0.195 \| good
2026-07-14T15:00:00.000Z	52 \| moderate	10.48 \| good	46.44 \| good	46.176 \| good	0.463 \| good	1.599 \| good	0.197 \| good
2026-07-14T16:00:00.000Z	56 \| moderate	11.823 \| good	52.955 \| good	44.98 \| good	0.47 \| good	1.265 \| good	0.197 \| good
2026-07-14T17:00:00.000Z	54 \| moderate	11.497 \| good	51.005 \| good	46.909 \| good	0.503 \| good	1.073 \| good	0.195 \| good
2026-07-14T18:00:00.000Z	56 \| moderate	11.764 \| good	52.05 \| good	46.976 \| good	0.478 \| good	0.957 \| good	0.194 \| good
2026-07-14T19:00:00.000Z	58 \| moderate	12.698 \| fine	57.466 \| fine	47.691 \| good	0.444 \| good	0.94 \| good	0.194 \| good
2026-07-14T20:00:00.000Z	56 \| moderate	12.109 \| fine	54.682 \| good	44.687 \| good	0.417 \| good	0.969 \| good	0.196 \| good
2026-07-14T21:00:00.000Z	52 \| moderate	10.282 \| good	45.411 \| good	43.025 \| good	0.398 \| good	1.106 \| good	0.2 \| good
2026-07-14T22:00:00.000Z	49 \| good	8.975 \| good	39.623 \| good	40.514 \| good	0.397 \| good	1.484 \| good	0.208 \| good
2026-07-14T23:00:00.000Z	44 \| good	7.972 \| good	35.225 \| good	37.533 \| good	0.429 \| good	1.898 \| good	0.215 \| good
2026-07-15T00:00:00.000Z	49 \| good	8.833 \| good	38.974 \| good	36.036 \| good	0.49 \| good	2.409 \| good	0.218 \| good
2026-07-15T01:00:00.000Z	52 \| moderate	9.76 \| good	43.055 \| good	38.188 \| good	0.559 \| good	2.738 \| good	0.219 \| good
2026-07-15T02:00:00.000Z	56 \| moderate	11.72 \| good	51.412 \| good	40.328 \| good	0.572 \| good	2.801 \| good	0.214 \| good
2026-07-15T03:00:00.000Z	56 \| moderate	12.315 \| fine	55.416 \| fine	38.158 \| good	0.553 \| good	2.79 \| good	0.209 \| good
2026-07-15T04:00:00.000Z	56 \| moderate	12.434 \| fine	56.676 \| fine	33.099 \| good	0.529 \| good	2.658 \| good	0.205 \| good
2026-07-15T05:00:00.000Z	54 \| moderate	11.271 \| good	49.909 \| good	29.401 \| good	0.502 \| good	2.321 \| good	0.199 \| good
2026-07-15T06:00:00.000Z	54 \| moderate	10.917 \| good	48.149 \| good	26.087 \| good	0.471 \| good	2.032 \| good	0.192 \| good
2026-07-15T07:00:00.000Z	54 \| moderate	11.101 \| good	48.888 \| good	27.29 \| good	0.455 \| good	1.841 \| good	0.183 \| good
2026-07-15T08:00:00.000Z	56 \| moderate	11.529 \| good	51.06 \| good	27.29 \| good	0.462 \| good	1.877 \| good	0.177 \| good
2026-07-15T09:00:00.000Z	54 \| moderate	11.324 \| good	49.811 \| good	27.515 \| good	0.484 \| good	2.073 \| good	0.174 \| good
2026-07-15T10:00:00.000Z	56 \| moderate	11.536 \| good	51.324 \| good	28.299 \| good	0.516 \| good	2.254 \| good	0.174 \| good
2026-07-15T11:00:00.000Z	56 \| moderate	11.892 \| good	52.923 \| good	31.386 \| good	0.538 \| good	2.211 \| good	0.176 \| good
2026-07-15T12:00:00.000Z	54 \| moderate	10.93 \| good	48.261 \| good	37.306 \| good	0.556 \| good	2.492 \| good	0.188 \| good
2026-07-15T13:00:00.000Z	44 \| good	8.236 \| good	35.996 \| good	41.151 \| good	0.607 \| good	1.916 \| good	0.19 \| good
2026-07-15T14:00:00.000Z	44 \| good	7.697 \| good	33.937 \| good	42.213 \| good	0.606 \| good	1.239 \| good	0.179 \| good
2026-07-15T15:00:00.000Z	44 \| good	7.999 \| good	35.002 \| good	43.029 \| good	0.52 \| good	0.915 \| good	0.172 \| good

Live air quality index in Cheshire, Connecticut today

Major air pollutants in Cheshire, Connecticut

Particulate Matter2.5 (PM2.5)

Particulate Matter10 (PM10)

Ozone (O3)

Sulfur Dioxide (SO2)

Nitrogen Dioxide (NO2)

Carbon Monoxide (CO)

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Cheshire, Connecticut air quality map: Stay updated on AQI near you

Air quality in nearby cities

Wallingford, Connecticut

Meriden, Connecticut

Southington, Connecticut

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Wolcott, Connecticut

Waterbury, Connecticut

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Frequently asked questions

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What is the sulfur dioxide (SO2) level in Cheshire, Connecticut at the moment?

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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 level in Cheshire, Connecticut at the moment?

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What is the sulfur dioxide (SO₂) level in Cheshire, Connecticut at the moment?

What is the ozone (O₃) level in Cheshire, Connecticut at the moment?

What is the nitrogen dioxide (NO₂) level in Cheshire, Connecticut at the moment?