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

Currently, West Hartford, Connecticut has a sulfur dioxide (SO2) concentration of 0.402 ppb.

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

The current ozone (O3) level in West Hartford, Connecticut at the moment is 16.496 ppm.

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

Nitrogen dioxide (NO2) level in West Hartford, Connecticut at the moment is 8.818 ppb.

Live air quality index in West Hartford, Connecticut today

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

PM2.5 levels in West Hartford, Connecticut are currently 5.127 μg/m3.

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

The PM10 concentration in West Hartford, Connecticut is 9.415 μg/m3 at the moment.

Stay updated with real-time air quality in West Hartford, 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

West Hartford, Connecticut

Last updated: ... (Local time)

Major air pollutants in West Hartford, Connecticut

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

5.13 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

9.41 μg/m³

155

255

425

605+

Ozone (O₃)

16.50 ppb

201

201+

Sulfur Dioxide (SO₂)

0.40 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

8.82 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.29 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

Low

West Hartford, Connecticut

Get Live Pollen Counts

West Hartford, Connecticut

Scroll To Air Quality Map

Track live West Hartford, Connecticut air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-11-11T01:00:00.000Z	33 \| good	6.291 \| good	16.517 \| good	18.833 \| good	0.452 \| good	29.782 \| good	0.657 \| good
2026-11-11T02:00:00.000Z	27 \| good	4.81 \| good	16.142 \| good	17.787 \| good	0.464 \| good	25.291 \| good	0.483 \| good
2026-11-11T03:00:00.000Z	58 \| moderate	12.586 \| fine	25.351 \| good	14.583 \| good	0.465 \| good	28.728 \| good	0.568 \| good
2026-11-11T04:00:00.000Z	54 \| moderate	11.152 \| good	22.527 \| good	11.49 \| good	0.437 \| good	29.135 \| good	0.826 \| good
2026-11-11T05:00:00.000Z	54 \| moderate	11.16 \| good	22.748 \| good	12.149 \| good	0.258 \| good	29.196 \| good	0.835 \| good
2026-11-11T06:00:00.000Z	49 \| good	9.332 \| good	19.933 \| good	9.659 \| good	0.299 \| good	28.622 \| good	0.385 \| good
2026-11-11T07:00:00.000Z	49 \| good	9.338 \| good	20.154 \| good	10.98 \| good	0.258 \| good	28.605 \| good	0.38 \| good
2026-11-11T08:00:00.000Z	44 \| good	8.3 \| good	18.066 \| good	8.496 \| good	0.249 \| good	26.875 \| good	0.56 \| good
2026-11-11T09:00:00.000Z	27 \| good	4.917 \| good	10.37 \| good	14.503 \| good	0.259 \| good	8.288 \| good	0.125 \| good
2026-11-11T10:00:00.000Z	22 \| good	4.12 \| good	8.484 \| good	18.25 \| good	0.269 \| good	18.701 \| good	0.21 \| good
2026-11-11T11:00:00.000Z	22 \| good	3.871 \| good	8.4 \| good	15.286 \| good	0.248 \| good	21.566 \| good	0.217 \| good
2026-11-11T12:00:00.000Z	27 \| good	4.553 \| good	9.913 \| good	13.586 \| good	0.334 \| good	27.622 \| good	0.586 \| good
2026-11-11T13:00:00.000Z	25 \| good	4.494 \| good	9.844 \| good	13.715 \| good	0.224 \| good	27.324 \| good	0.563 \| good
2026-11-11T14:00:00.000Z	27 \| good	4.645 \| good	11.578 \| good	13.946 \| good	0.309 \| good	12.122 \| good	0.733 \| good
2026-11-11T15:00:00.000Z	22 \| good	3.675 \| good	8.847 \| good	17.394 \| good	0.256 \| good	2.529 \| good	0.719 \| good
2026-11-11T16:00:00.000Z	18 \| good	2.926 \| good	6.854 \| good	19.351 \| good	0.258 \| good	2.398 \| good	0.158 \| good
2026-11-11T17:00:00.000Z	19 \| good	2.514 \| good	5.123 \| good	20.413 \| good	0.366 \| good	2.011 \| good	0.115 \| good
2026-11-11T18:00:00.000Z	23 \| good	2.287 \| good	5.449 \| good	24.703 \| good	0.409 \| good	4.5 \| good	0.2 \| good
2026-11-11T19:00:00.000Z	29 \| good	2.125 \| good	4.94 \| good	30.981 \| good	0.317 \| good	3.572 \| good	0.2 \| good
2026-11-11T20:00:00.000Z	29 \| good	2.134 \| good	4.836 \| good	31.287 \| good	0.384 \| good	3.065 \| good	0.201 \| good
2026-11-11T21:00:00.000Z	29 \| good	1.945 \| good	4.832 \| good	31.46 \| good	0.34 \| good	4.166 \| good	0.21 \| good
2026-11-11T22:00:00.000Z	28 \| good	1.945 \| good	5.126 \| good	29.543 \| good	0.325 \| good	7.309 \| good	0.298 \| good
2026-11-11T23:00:00.000Z	26 \| good	2.336 \| good	5.814 \| good	28.425 \| good	0.372 \| good	12.758 \| good	0.481 \| good
2026-11-12T00:00:00.000Z	23 \| good	2.872 \| good	7.913 \| good	25.149 \| good	0.333 \| good	19.389 \| good	0.48 \| good
2026-11-12T01:00:00.000Z	33 \| good	5.708 \| good	13.015 \| good	20.836 \| good	0.231 \| good	23.948 \| good	0.832 \| good
2026-11-12T02:00:00.000Z	44 \| good	7.841 \| good	16.734 \| good	16.084 \| good	0.291 \| good	26.561 \| good	0.765 \| good
2026-11-12T03:00:00.000Z	38 \| good	7.082 \| good	15.088 \| good	14.109 \| good	0.372 \| good	24.991 \| good	0.59 \| good
2026-11-12T04:00:00.000Z	33 \| good	6.393 \| good	12.979 \| good	9.782 \| good	0.323 \| good	23.959 \| good	0.496 \| good
2026-11-12T05:00:00.000Z	33 \| good	6.322 \| good	13.007 \| good	9.37 \| good	0.274 \| good	23.631 \| good	0.491 \| good
2026-11-12T06:00:00.000Z	33 \| good	5.559 \| good	11.103 \| good	10.197 \| good	0.282 \| good	16.572 \| good	0.32 \| good
2026-11-12T07:00:00.000Z	27 \| good	5.492 \| good	11.142 \| good	12.276 \| good	0.229 \| good	16.229 \| good	0.312 \| good
2026-11-12T08:00:00.000Z	27 \| good	4.959 \| good	9.58 \| good	10.354 \| good	0.36 \| good	16.219 \| good	0.205 \| good
2026-11-12T09:00:00.000Z	27 \| good	4.782 \| good	8.95 \| good	9.502 \| good	0.319 \| good	12.548 \| good	0.212 \| good
2026-11-12T10:00:00.000Z	27 \| good	4.528 \| good	7.935 \| good	8.581 \| good	0.279 \| good	11.343 \| good	0.216 \| good
2026-11-12T11:00:00.000Z	22 \| good	4.37 \| good	7.921 \| good	10.272 \| good	0.288 \| good	10.739 \| good	0.218 \| good
2026-11-12T12:00:00.000Z	22 \| good	4.365 \| good	7.448 \| good	12.1 \| good	0.342 \| good	11.499 \| good	0.223 \| good
2026-11-12T13:00:00.000Z	22 \| good	4.344 \| good	7.582 \| good	8.808 \| good	0.327 \| good	11.336 \| good	0.204 \| good
2026-11-12T14:00:00.000Z	22 \| good	4.497 \| good	8.157 \| good	8.699 \| good	0.291 \| good	13.316 \| good	0.22 \| good
2026-11-12T15:00:00.000Z	27 \| good	4.502 \| good	8.231 \| good	11.262 \| good	0.416 \| good	11.252 \| good	0.223 \| good
2026-11-12T16:00:00.000Z	27 \| good	4.543 \| good	8.647 \| good	12.613 \| good	0.376 \| good	9.314 \| good	0.215 \| good
2026-11-12T17:00:00.000Z	27 \| good	4.744 \| good	8.665 \| good	14.48 \| good	0.288 \| good	8.716 \| good	0.21 \| good
2026-11-12T18:00:00.000Z	27 \| good	5.117 \| good	9.156 \| good	15.369 \| good	0.232 \| good	8.973 \| good	0.203 \| good
2026-11-12T19:00:00.000Z	27 \| good	5.359 \| good	9.658 \| good	14.599 \| good	0.24 \| good	8.452 \| good	0.205 \| good
2026-11-12T20:00:00.000Z	27 \| good	5.273 \| good	9.092 \| good	15.055 \| good	0.376 \| good	9.031 \| good	0.208 \| good
2026-11-12T21:00:00.000Z	27 \| good	5.199 \| good	9.06 \| good	13.841 \| good	0.316 \| good	8.958 \| good	0.208 \| good
2026-11-12T22:00:00.000Z	27 \| good	5.096 \| good	9.01 \| good	13.209 \| good	0.315 \| good	8.929 \| good	0.291 \| good
2026-11-12T23:00:00.000Z	27 \| good	5.052 \| good	9.068 \| good	14.95 \| good	0.401 \| good	8.481 \| good	0.29 \| good
2026-11-13T00:00:00.000Z	27 \| good	5.189 \| good	8.483 \| good	11.946 \| good	0.285 \| good	6.077 \| good	0.203 \| good
2026-11-13T00:00:00.000Z	27 \| good	5.127 \| good	9.415 \| good	16.496 \| good	0.402 \| good	8.818 \| good	0.292 \| good
2026-11-13T01:00:00.000Z	26 \| good	2.723 \| good	11.352 \| good	27.925 \| good	0.225 \| good	4.12 \| good	0.165 \| good
2026-11-13T02:00:00.000Z	23 \| good	1.179 \| good	5 \| good	25.386 \| good	0.22 \| good	3.906 \| good	0.162 \| good
2026-11-13T03:00:00.000Z	26 \| good	1.98 \| good	8.128 \| good	28.299 \| good	0.212 \| good	3.73 \| good	0.16 \| good
2026-11-13T04:00:00.000Z	25 \| good	1.949 \| good	8.055 \| good	26.545 \| good	0.199 \| good	3.143 \| good	0.156 \| good
2026-11-13T05:00:00.000Z	24 \| good	1.448 \| good	5.844 \| good	26.12 \| good	0.183 \| good	2.663 \| good	0.153 \| good
2026-11-13T06:00:00.000Z	23 \| good	1.59 \| good	6.522 \| good	24.833 \| good	0.163 \| good	2.272 \| good	0.151 \| good
2026-11-13T07:00:00.000Z	23 \| good	1.529 \| good	6.247 \| good	24.915 \| good	0.147 \| good	1.942 \| good	0.15 \| good
2026-11-13T08:00:00.000Z	23 \| good	0.893 \| good	3.63 \| good	25.143 \| good	0.141 \| good	1.7 \| good	0.151 \| good
2026-11-13T09:00:00.000Z	23 \| good	0.608 \| good	2.289 \| good	25.055 \| good	0.148 \| good	1.584 \| good	0.152 \| good
2026-11-13T10:00:00.000Z	22 \| good	1.502 \| good	5.964 \| good	24.434 \| good	0.163 \| good	1.612 \| good	0.154 \| good
2026-11-13T11:00:00.000Z	22 \| good	1.4 \| good	5.539 \| good	23.891 \| good	0.178 \| good	2.079 \| good	0.157 \| good
2026-11-13T12:00:00.000Z	21 \| good	2.376 \| good	9.931 \| good	22.959 \| good	0.188 \| good	2.667 \| good	0.163 \| good
2026-11-13T13:00:00.000Z	21 \| good	2.228 \| good	9.128 \| good	23.01 \| good	0.192 \| good	3.249 \| good	0.167 \| good
2026-11-13T14:00:00.000Z	21 \| good	1.888 \| good	7.763 \| good	22.603 \| good	0.196 \| good	3.823 \| good	0.17 \| good
2026-11-13T15:00:00.000Z	22 \| good	1.894 \| good	7.963 \| good	23.912 \| good	0.209 \| good	3.922 \| good	0.169 \| good
2026-11-13T16:00:00.000Z	25 \| good	1.281 \| good	5.144 \| good	26.827 \| good	0.215 \| good	3.62 \| good	0.166 \| good
2026-11-13T17:00:00.000Z	28 \| good	0.867 \| good	3.416 \| good	30.297 \| good	0.217 \| good	3.411 \| good	0.164 \| good
2026-11-13T18:00:00.000Z	27 \| good	0.459 \| good	1.677 \| good	28.899 \| good	0.216 \| good	3.535 \| good	0.166 \| good
2026-11-13T19:00:00.000Z	27 \| good	0.756 \| good	2.933 \| good	29.231 \| good	0.215 \| good	3.615 \| good	0.168 \| good
2026-11-13T20:00:00.000Z	24 \| good	1.566 \| good	6.165 \| good	25.518 \| good	0.219 \| good	3.827 \| good	0.17 \| good
2026-11-13T21:00:00.000Z	24 \| good	2.021 \| good	8.3 \| good	26.409 \| good	0.235 \| good	4.178 \| good	0.173 \| good
2026-11-13T22:00:00.000Z	23 \| good	2.377 \| good	9.967 \| good	25.422 \| good	0.263 \| good	4.383 \| good	0.174 \| good
2026-11-13T23:00:00.000Z	24 \| good	2.615 \| good	10.626 \| good	25.987 \| good	0.291 \| good	4.772 \| good	0.173 \| good
2026-11-14T00:00:00.000Z	22 \| good	4.166 \| good	18.384 \| good	21.375 \| good	0.312 \| good	5.044 \| good	0.171 \| good
2026-11-14T01:00:00.000Z	38 \| good	6.812 \| good	30.241 \| good	20.388 \| good	0.323 \| good	4.91 \| good	0.165 \| good
2026-11-14T02:00:00.000Z	27 \| good	5.37 \| good	23.069 \| good	21.384 \| good	0.332 \| good	4.78 \| good	0.162 \| good
2026-11-14T03:00:00.000Z	33 \| good	6.125 \| good	27.187 \| good	22.104 \| good	0.344 \| good	4.515 \| good	0.161 \| good
2026-11-14T04:00:00.000Z	33 \| good	6.05 \| good	26.929 \| good	19.645 \| good	0.36 \| good	4.037 \| good	0.16 \| good
2026-11-14T05:00:00.000Z	33 \| good	6.106 \| good	27.235 \| good	19.005 \| good	0.39 \| good	3.693 \| good	0.159 \| good
2026-11-14T06:00:00.000Z	38 \| good	7.283 \| good	32.253 \| good	16.595 \| good	0.424 \| good	3.651 \| good	0.159 \| good
2026-11-14T07:00:00.000Z	38 \| good	7.337 \| good	32.241 \| good	16.766 \| good	0.454 \| good	3.781 \| good	0.16 \| good
2026-11-14T08:00:00.000Z	38 \| good	7.094 \| good	31.369 \| good	16.885 \| good	0.47 \| good	3.949 \| good	0.161 \| good
2026-11-14T09:00:00.000Z	33 \| good	5.632 \| good	24.438 \| good	13.031 \| good	0.47 \| good	4.067 \| good	0.162 \| good
2026-11-14T10:00:00.000Z	33 \| good	5.667 \| good	24.524 \| good	11.162 \| good	0.455 \| good	4.275 \| good	0.163 \| good
2026-11-14T11:00:00.000Z	33 \| good	6.255 \| good	27.472 \| good	8.987 \| good	0.442 \| good	5.607 \| good	0.17 \| good
2026-11-14T12:00:00.000Z	27 \| good	5.34 \| good	22.894 \| good	8.68 \| good	0.429 \| good	7.14 \| good	0.183 \| good
2026-11-14T13:00:00.000Z	13 \| good	2.401 \| good	9.985 \| good	13.958 \| good	0.382 \| good	5.506 \| good	0.183 \| good
2026-11-14T14:00:00.000Z	19 \| good	1.926 \| good	7.886 \| good	21.209 \| good	0.357 \| good	3.213 \| good	0.166 \| good
2026-11-14T15:00:00.000Z	23 \| good	1.951 \| good	8.033 \| good	24.641 \| good	0.366 \| good	1.971 \| good	0.152 \| good
2026-11-14T16:00:00.000Z	24 \| good	1.904 \| good	8 \| good	26.194 \| good	0.309 \| good	1.542 \| good	0.144 \| good
2026-11-14T17:00:00.000Z	25 \| good	1.618 \| good	6.53 \| good	27.256 \| good	0.25 \| good	1.364 \| good	0.141 \| good
2026-11-14T18:00:00.000Z	24 \| good	2.241 \| good	9.162 \| good	26.06 \| good	0.204 \| good	1.324 \| good	0.139 \| good
2026-11-14T19:00:00.000Z	24 \| good	1.989 \| good	8.284 \| good	25.603 \| good	0.165 \| good	1.334 \| good	0.138 \| good
2026-11-14T20:00:00.000Z	22 \| good	1.266 \| good	5.255 \| good	24.083 \| good	0.136 \| good	1.438 \| good	0.138 \| good
2026-11-14T21:00:00.000Z	21 \| good	1.122 \| good	4.309 \| good	22.989 \| good	0.118 \| good	1.896 \| good	0.142 \| good
2026-11-14T22:00:00.000Z	20 \| good	1.506 \| good	6.045 \| good	22.376 \| good	0.117 \| good	2.944 \| good	0.149 \| good
2026-11-14T23:00:00.000Z	19 \| good	1.746 \| good	6.951 \| good	20.396 \| good	0.13 \| good	4.605 \| good	0.159 \| good
2026-11-15T00:00:00.000Z	17 \| good	3.225 \| good	13.824 \| good	17.74 \| good	0.154 \| good	6.842 \| good	0.169 \| good

West Hartford

Get reliable air quality data to drive your business

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

0.29ppm

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 West Hartford, Connecticut?

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

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

In the past 24 hours, the air quality in West Hartford, Connecticut was at its worst at 02:00:00 on 2026-11-12.

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

In the last 24 hours, the best air quality in West Hartford, Connecticut was observed at 02:00:00 on 2026-11-12.

What is the AQI in West Hartford, Connecticut right now?

As of now, the AQI in West Hartford, Connecticut is 27, indicating Good conditions.

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

West Hartford, Connecticut air has the highest levels of PM2.5.

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

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

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

PM_2.5 levels in West Hartford, Connecticut are currently 5.127 μg/m³.

What is the PM₁₀ level in West Hartford, Connecticut at the moment?

The PM₁₀ concentration in West Hartford, Connecticut is 9.415 μg/m³ at the moment.

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

The current carbon monoxide (CO) concentration in West Hartford, Connecticut is 0.292 ppm.

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

Currently, West Hartford, Connecticut has a sulfur dioxide (SO₂) concentration of 0.402 ppb.

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

The current ozone (O₃) level in West Hartford, Connecticut at the moment is 16.496 ppm.

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

Nitrogen dioxide (NO₂) level in West Hartford, Connecticut at the moment is 8.818 ppb.

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Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-11-11T01:00:00.000Z	33 \| good	6.291 \| good	16.517 \| good	18.833 \| good	0.452 \| good	29.782 \| good	0.657 \| good
2026-11-11T02:00:00.000Z	27 \| good	4.81 \| good	16.142 \| good	17.787 \| good	0.464 \| good	25.291 \| good	0.483 \| good
2026-11-11T03:00:00.000Z	58 \| moderate	12.586 \| fine	25.351 \| good	14.583 \| good	0.465 \| good	28.728 \| good	0.568 \| good
2026-11-11T04:00:00.000Z	54 \| moderate	11.152 \| good	22.527 \| good	11.49 \| good	0.437 \| good	29.135 \| good	0.826 \| good
2026-11-11T05:00:00.000Z	54 \| moderate	11.16 \| good	22.748 \| good	12.149 \| good	0.258 \| good	29.196 \| good	0.835 \| good
2026-11-11T06:00:00.000Z	49 \| good	9.332 \| good	19.933 \| good	9.659 \| good	0.299 \| good	28.622 \| good	0.385 \| good
2026-11-11T07:00:00.000Z	49 \| good	9.338 \| good	20.154 \| good	10.98 \| good	0.258 \| good	28.605 \| good	0.38 \| good
2026-11-11T08:00:00.000Z	44 \| good	8.3 \| good	18.066 \| good	8.496 \| good	0.249 \| good	26.875 \| good	0.56 \| good
2026-11-11T09:00:00.000Z	27 \| good	4.917 \| good	10.37 \| good	14.503 \| good	0.259 \| good	8.288 \| good	0.125 \| good
2026-11-11T10:00:00.000Z	22 \| good	4.12 \| good	8.484 \| good	18.25 \| good	0.269 \| good	18.701 \| good	0.21 \| good
2026-11-11T11:00:00.000Z	22 \| good	3.871 \| good	8.4 \| good	15.286 \| good	0.248 \| good	21.566 \| good	0.217 \| good
2026-11-11T12:00:00.000Z	27 \| good	4.553 \| good	9.913 \| good	13.586 \| good	0.334 \| good	27.622 \| good	0.586 \| good
2026-11-11T13:00:00.000Z	25 \| good	4.494 \| good	9.844 \| good	13.715 \| good	0.224 \| good	27.324 \| good	0.563 \| good
2026-11-11T14:00:00.000Z	27 \| good	4.645 \| good	11.578 \| good	13.946 \| good	0.309 \| good	12.122 \| good	0.733 \| good
2026-11-11T15:00:00.000Z	22 \| good	3.675 \| good	8.847 \| good	17.394 \| good	0.256 \| good	2.529 \| good	0.719 \| good
2026-11-11T16:00:00.000Z	18 \| good	2.926 \| good	6.854 \| good	19.351 \| good	0.258 \| good	2.398 \| good	0.158 \| good
2026-11-11T17:00:00.000Z	19 \| good	2.514 \| good	5.123 \| good	20.413 \| good	0.366 \| good	2.011 \| good	0.115 \| good
2026-11-11T18:00:00.000Z	23 \| good	2.287 \| good	5.449 \| good	24.703 \| good	0.409 \| good	4.5 \| good	0.2 \| good
2026-11-11T19:00:00.000Z	29 \| good	2.125 \| good	4.94 \| good	30.981 \| good	0.317 \| good	3.572 \| good	0.2 \| good
2026-11-11T20:00:00.000Z	29 \| good	2.134 \| good	4.836 \| good	31.287 \| good	0.384 \| good	3.065 \| good	0.201 \| good
2026-11-11T21:00:00.000Z	29 \| good	1.945 \| good	4.832 \| good	31.46 \| good	0.34 \| good	4.166 \| good	0.21 \| good
2026-11-11T22:00:00.000Z	28 \| good	1.945 \| good	5.126 \| good	29.543 \| good	0.325 \| good	7.309 \| good	0.298 \| good
2026-11-11T23:00:00.000Z	26 \| good	2.336 \| good	5.814 \| good	28.425 \| good	0.372 \| good	12.758 \| good	0.481 \| good
2026-11-12T00:00:00.000Z	23 \| good	2.872 \| good	7.913 \| good	25.149 \| good	0.333 \| good	19.389 \| good	0.48 \| good
2026-11-12T01:00:00.000Z	33 \| good	5.708 \| good	13.015 \| good	20.836 \| good	0.231 \| good	23.948 \| good	0.832 \| good
2026-11-12T02:00:00.000Z	44 \| good	7.841 \| good	16.734 \| good	16.084 \| good	0.291 \| good	26.561 \| good	0.765 \| good
2026-11-12T03:00:00.000Z	38 \| good	7.082 \| good	15.088 \| good	14.109 \| good	0.372 \| good	24.991 \| good	0.59 \| good
2026-11-12T04:00:00.000Z	33 \| good	6.393 \| good	12.979 \| good	9.782 \| good	0.323 \| good	23.959 \| good	0.496 \| good
2026-11-12T05:00:00.000Z	33 \| good	6.322 \| good	13.007 \| good	9.37 \| good	0.274 \| good	23.631 \| good	0.491 \| good
2026-11-12T06:00:00.000Z	33 \| good	5.559 \| good	11.103 \| good	10.197 \| good	0.282 \| good	16.572 \| good	0.32 \| good
2026-11-12T07:00:00.000Z	27 \| good	5.492 \| good	11.142 \| good	12.276 \| good	0.229 \| good	16.229 \| good	0.312 \| good
2026-11-12T08:00:00.000Z	27 \| good	4.959 \| good	9.58 \| good	10.354 \| good	0.36 \| good	16.219 \| good	0.205 \| good
2026-11-12T09:00:00.000Z	27 \| good	4.782 \| good	8.95 \| good	9.502 \| good	0.319 \| good	12.548 \| good	0.212 \| good
2026-11-12T10:00:00.000Z	27 \| good	4.528 \| good	7.935 \| good	8.581 \| good	0.279 \| good	11.343 \| good	0.216 \| good
2026-11-12T11:00:00.000Z	22 \| good	4.37 \| good	7.921 \| good	10.272 \| good	0.288 \| good	10.739 \| good	0.218 \| good
2026-11-12T12:00:00.000Z	22 \| good	4.365 \| good	7.448 \| good	12.1 \| good	0.342 \| good	11.499 \| good	0.223 \| good
2026-11-12T13:00:00.000Z	22 \| good	4.344 \| good	7.582 \| good	8.808 \| good	0.327 \| good	11.336 \| good	0.204 \| good
2026-11-12T14:00:00.000Z	22 \| good	4.497 \| good	8.157 \| good	8.699 \| good	0.291 \| good	13.316 \| good	0.22 \| good
2026-11-12T15:00:00.000Z	27 \| good	4.502 \| good	8.231 \| good	11.262 \| good	0.416 \| good	11.252 \| good	0.223 \| good
2026-11-12T16:00:00.000Z	27 \| good	4.543 \| good	8.647 \| good	12.613 \| good	0.376 \| good	9.314 \| good	0.215 \| good
2026-11-12T17:00:00.000Z	27 \| good	4.744 \| good	8.665 \| good	14.48 \| good	0.288 \| good	8.716 \| good	0.21 \| good
2026-11-12T18:00:00.000Z	27 \| good	5.117 \| good	9.156 \| good	15.369 \| good	0.232 \| good	8.973 \| good	0.203 \| good
2026-11-12T19:00:00.000Z	27 \| good	5.359 \| good	9.658 \| good	14.599 \| good	0.24 \| good	8.452 \| good	0.205 \| good
2026-11-12T20:00:00.000Z	27 \| good	5.273 \| good	9.092 \| good	15.055 \| good	0.376 \| good	9.031 \| good	0.208 \| good
2026-11-12T21:00:00.000Z	27 \| good	5.199 \| good	9.06 \| good	13.841 \| good	0.316 \| good	8.958 \| good	0.208 \| good
2026-11-12T22:00:00.000Z	27 \| good	5.096 \| good	9.01 \| good	13.209 \| good	0.315 \| good	8.929 \| good	0.291 \| good
2026-11-12T23:00:00.000Z	27 \| good	5.052 \| good	9.068 \| good	14.95 \| good	0.401 \| good	8.481 \| good	0.29 \| good
2026-11-13T00:00:00.000Z	27 \| good	5.189 \| good	8.483 \| good	11.946 \| good	0.285 \| good	6.077 \| good	0.203 \| good
2026-11-13T00:00:00.000Z	27 \| good	5.127 \| good	9.415 \| good	16.496 \| good	0.402 \| good	8.818 \| good	0.292 \| good
2026-11-13T01:00:00.000Z	26 \| good	2.723 \| good	11.352 \| good	27.925 \| good	0.225 \| good	4.12 \| good	0.165 \| good
2026-11-13T02:00:00.000Z	23 \| good	1.179 \| good	5 \| good	25.386 \| good	0.22 \| good	3.906 \| good	0.162 \| good
2026-11-13T03:00:00.000Z	26 \| good	1.98 \| good	8.128 \| good	28.299 \| good	0.212 \| good	3.73 \| good	0.16 \| good
2026-11-13T04:00:00.000Z	25 \| good	1.949 \| good	8.055 \| good	26.545 \| good	0.199 \| good	3.143 \| good	0.156 \| good
2026-11-13T05:00:00.000Z	24 \| good	1.448 \| good	5.844 \| good	26.12 \| good	0.183 \| good	2.663 \| good	0.153 \| good
2026-11-13T06:00:00.000Z	23 \| good	1.59 \| good	6.522 \| good	24.833 \| good	0.163 \| good	2.272 \| good	0.151 \| good
2026-11-13T07:00:00.000Z	23 \| good	1.529 \| good	6.247 \| good	24.915 \| good	0.147 \| good	1.942 \| good	0.15 \| good
2026-11-13T08:00:00.000Z	23 \| good	0.893 \| good	3.63 \| good	25.143 \| good	0.141 \| good	1.7 \| good	0.151 \| good
2026-11-13T09:00:00.000Z	23 \| good	0.608 \| good	2.289 \| good	25.055 \| good	0.148 \| good	1.584 \| good	0.152 \| good
2026-11-13T10:00:00.000Z	22 \| good	1.502 \| good	5.964 \| good	24.434 \| good	0.163 \| good	1.612 \| good	0.154 \| good
2026-11-13T11:00:00.000Z	22 \| good	1.4 \| good	5.539 \| good	23.891 \| good	0.178 \| good	2.079 \| good	0.157 \| good
2026-11-13T12:00:00.000Z	21 \| good	2.376 \| good	9.931 \| good	22.959 \| good	0.188 \| good	2.667 \| good	0.163 \| good
2026-11-13T13:00:00.000Z	21 \| good	2.228 \| good	9.128 \| good	23.01 \| good	0.192 \| good	3.249 \| good	0.167 \| good
2026-11-13T14:00:00.000Z	21 \| good	1.888 \| good	7.763 \| good	22.603 \| good	0.196 \| good	3.823 \| good	0.17 \| good
2026-11-13T15:00:00.000Z	22 \| good	1.894 \| good	7.963 \| good	23.912 \| good	0.209 \| good	3.922 \| good	0.169 \| good
2026-11-13T16:00:00.000Z	25 \| good	1.281 \| good	5.144 \| good	26.827 \| good	0.215 \| good	3.62 \| good	0.166 \| good
2026-11-13T17:00:00.000Z	28 \| good	0.867 \| good	3.416 \| good	30.297 \| good	0.217 \| good	3.411 \| good	0.164 \| good
2026-11-13T18:00:00.000Z	27 \| good	0.459 \| good	1.677 \| good	28.899 \| good	0.216 \| good	3.535 \| good	0.166 \| good
2026-11-13T19:00:00.000Z	27 \| good	0.756 \| good	2.933 \| good	29.231 \| good	0.215 \| good	3.615 \| good	0.168 \| good
2026-11-13T20:00:00.000Z	24 \| good	1.566 \| good	6.165 \| good	25.518 \| good	0.219 \| good	3.827 \| good	0.17 \| good
2026-11-13T21:00:00.000Z	24 \| good	2.021 \| good	8.3 \| good	26.409 \| good	0.235 \| good	4.178 \| good	0.173 \| good
2026-11-13T22:00:00.000Z	23 \| good	2.377 \| good	9.967 \| good	25.422 \| good	0.263 \| good	4.383 \| good	0.174 \| good
2026-11-13T23:00:00.000Z	24 \| good	2.615 \| good	10.626 \| good	25.987 \| good	0.291 \| good	4.772 \| good	0.173 \| good
2026-11-14T00:00:00.000Z	22 \| good	4.166 \| good	18.384 \| good	21.375 \| good	0.312 \| good	5.044 \| good	0.171 \| good
2026-11-14T01:00:00.000Z	38 \| good	6.812 \| good	30.241 \| good	20.388 \| good	0.323 \| good	4.91 \| good	0.165 \| good
2026-11-14T02:00:00.000Z	27 \| good	5.37 \| good	23.069 \| good	21.384 \| good	0.332 \| good	4.78 \| good	0.162 \| good
2026-11-14T03:00:00.000Z	33 \| good	6.125 \| good	27.187 \| good	22.104 \| good	0.344 \| good	4.515 \| good	0.161 \| good
2026-11-14T04:00:00.000Z	33 \| good	6.05 \| good	26.929 \| good	19.645 \| good	0.36 \| good	4.037 \| good	0.16 \| good
2026-11-14T05:00:00.000Z	33 \| good	6.106 \| good	27.235 \| good	19.005 \| good	0.39 \| good	3.693 \| good	0.159 \| good
2026-11-14T06:00:00.000Z	38 \| good	7.283 \| good	32.253 \| good	16.595 \| good	0.424 \| good	3.651 \| good	0.159 \| good
2026-11-14T07:00:00.000Z	38 \| good	7.337 \| good	32.241 \| good	16.766 \| good	0.454 \| good	3.781 \| good	0.16 \| good
2026-11-14T08:00:00.000Z	38 \| good	7.094 \| good	31.369 \| good	16.885 \| good	0.47 \| good	3.949 \| good	0.161 \| good
2026-11-14T09:00:00.000Z	33 \| good	5.632 \| good	24.438 \| good	13.031 \| good	0.47 \| good	4.067 \| good	0.162 \| good
2026-11-14T10:00:00.000Z	33 \| good	5.667 \| good	24.524 \| good	11.162 \| good	0.455 \| good	4.275 \| good	0.163 \| good
2026-11-14T11:00:00.000Z	33 \| good	6.255 \| good	27.472 \| good	8.987 \| good	0.442 \| good	5.607 \| good	0.17 \| good
2026-11-14T12:00:00.000Z	27 \| good	5.34 \| good	22.894 \| good	8.68 \| good	0.429 \| good	7.14 \| good	0.183 \| good
2026-11-14T13:00:00.000Z	13 \| good	2.401 \| good	9.985 \| good	13.958 \| good	0.382 \| good	5.506 \| good	0.183 \| good
2026-11-14T14:00:00.000Z	19 \| good	1.926 \| good	7.886 \| good	21.209 \| good	0.357 \| good	3.213 \| good	0.166 \| good
2026-11-14T15:00:00.000Z	23 \| good	1.951 \| good	8.033 \| good	24.641 \| good	0.366 \| good	1.971 \| good	0.152 \| good
2026-11-14T16:00:00.000Z	24 \| good	1.904 \| good	8 \| good	26.194 \| good	0.309 \| good	1.542 \| good	0.144 \| good
2026-11-14T17:00:00.000Z	25 \| good	1.618 \| good	6.53 \| good	27.256 \| good	0.25 \| good	1.364 \| good	0.141 \| good
2026-11-14T18:00:00.000Z	24 \| good	2.241 \| good	9.162 \| good	26.06 \| good	0.204 \| good	1.324 \| good	0.139 \| good
2026-11-14T19:00:00.000Z	24 \| good	1.989 \| good	8.284 \| good	25.603 \| good	0.165 \| good	1.334 \| good	0.138 \| good
2026-11-14T20:00:00.000Z	22 \| good	1.266 \| good	5.255 \| good	24.083 \| good	0.136 \| good	1.438 \| good	0.138 \| good
2026-11-14T21:00:00.000Z	21 \| good	1.122 \| good	4.309 \| good	22.989 \| good	0.118 \| good	1.896 \| good	0.142 \| good
2026-11-14T22:00:00.000Z	20 \| good	1.506 \| good	6.045 \| good	22.376 \| good	0.117 \| good	2.944 \| good	0.149 \| good
2026-11-14T23:00:00.000Z	19 \| good	1.746 \| good	6.951 \| good	20.396 \| good	0.13 \| good	4.605 \| good	0.159 \| good
2026-11-15T00:00:00.000Z	17 \| good	3.225 \| good	13.824 \| good	17.74 \| good	0.154 \| good	6.842 \| good	0.169 \| good

Live air quality index in West Hartford, Connecticut today

Major air pollutants in West Hartford, Connecticut

Particulate Matter2.5 (PM2.5)

Particulate Matter10 (PM10)

Ozone (O3)

Sulfur Dioxide (SO2)

Nitrogen Dioxide (NO2)

Carbon Monoxide (CO)

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

Air quality in nearby cities

Farmington, Connecticut

Hartford, Connecticut

Bloomfield, Connecticut

Newington, Connecticut

Avon, Connecticut

Wethersfield, Connecticut

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Frequently asked questions

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

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

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 West Hartford, Connecticut at the moment?

What is the PM₁₀ level in West Hartford, Connecticut at the moment?

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

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

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