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

Currently, Southbury, Connecticut has a sulfur dioxide (SO2) concentration of 0.815 ppb.

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

The current ozone (O3) level in Southbury, Connecticut at the moment is 36.875 ppm.

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

Nitrogen dioxide (NO2) level in Southbury, Connecticut at the moment is 8.196 ppb.

Live air quality index in Southbury, Connecticut today

Name: Live air pollution levels in Southbury, Connecticut today
Creator: Ambee

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

Moderate

Southbury, Connecticut

Last updated: ... (Local time)

Major air pollutants in Southbury, Connecticut

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

12.18 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

32.39 μg/m³

155

255

425

605+

Ozone (O₃)

14.27 ppb

201

201+

Sulfur Dioxide (SO₂)

0.20 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

12.09 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.26 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

Moderate

Southbury, Connecticut

Get Live Pollen Counts

Southbury, Connecticut

Scroll To Air Quality Map

Track live Southbury, Connecticut air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2025-07-28T11:00:00.000Z	67 \| moderate	18.008 \| fine	44.275 \| good	14.772 \| good	0.338 \| good	9.728 \| good	0.341 \| good
2025-07-28T12:00:00.000Z	56 \| moderate	12.082 \| good	40.244 \| good	21.97 \| good	0.416 \| good	9.811 \| good	0.272 \| good
2025-07-28T13:00:00.000Z	67 \| moderate	18.357 \| fine	54.079 \| good	22.329 \| good	0.367 \| good	6.789 \| good	0.293 \| good
2025-07-28T14:00:00.000Z	49 \| good	8.955 \| good	28.117 \| good	27.388 \| good	0.291 \| good	3.939 \| good	0.293 \| good
2025-07-28T15:00:00.000Z	52 \| moderate	9.986 \| good	21.506 \| good	26.243 \| good	0.266 \| good	3.616 \| good	0.257 \| good
2025-07-28T16:00:00.000Z	54 \| moderate	10.769 \| good	46.998 \| good	26.439 \| good	0.407 \| good	3.325 \| good	0.182 \| good
2025-07-28T17:00:00.000Z	49 \| good	9.284 \| good	38.105 \| good	33.203 \| good	0.418 \| good	4.169 \| good	0.182 \| good
2025-07-28T18:00:00.000Z	54 \| moderate	10.699 \| good	53.156 \| good	36.207 \| good	0.544 \| good	10.177 \| good	0.212 \| good
2025-07-28T19:00:00.000Z	49 \| good	8.813 \| good	36.216 \| good	38.151 \| good	0.312 \| good	5.897 \| good	0.182 \| good
2025-07-28T20:00:00.000Z	54 \| moderate	11.4 \| good	47.781 \| good	41.08 \| good	0.376 \| good	6.237 \| good	0.214 \| good
2025-07-28T21:00:00.000Z	52 \| moderate	9.846 \| good	30.052 \| good	37.947 \| good	0.348 \| good	1.933 \| good	0.242 \| good
2025-07-28T22:00:00.000Z	52 \| moderate	10.033 \| good	46.943 \| good	39.847 \| good	0.24 \| good	1.974 \| good	0.242 \| good
2025-07-28T23:00:00.000Z	52 \| moderate	10.381 \| good	48.4 \| good	41.042 \| good	0.3 \| good	5.401 \| good	0.214 \| good
2025-07-29T00:00:00.000Z	52 \| moderate	9.819 \| good	39.858 \| good	40.114 \| good	0.38 \| good	8.783 \| good	0.256 \| good
2025-07-29T01:00:00.000Z	56 \| moderate	12.354 \| fine	34.737 \| good	38.629 \| good	0.346 \| good	4.678 \| good	0.282 \| good
2025-07-29T02:00:00.000Z	58 \| moderate	12.569 \| fine	26.641 \| good	36.006 \| good	0.474 \| good	18.501 \| good	0.28 \| good
2025-07-29T03:00:00.000Z	62 \| moderate	14.526 \| fine	28.375 \| good	24.264 \| good	0.534 \| good	9.237 \| good	0.328 \| good
2025-07-29T04:00:00.000Z	60 \| moderate	13.908 \| fine	41.348 \| good	24.499 \| good	0.487 \| good	10.265 \| good	0.342 \| good
2025-07-29T05:00:00.000Z	60 \| moderate	13.836 \| fine	24.688 \| good	19.118 \| good	0.963 \| good	18.148 \| good	0.406 \| good
2025-07-29T06:00:00.000Z	58 \| moderate	13.497 \| fine	52.53 \| good	15.39 \| good	0.846 \| good	15.076 \| good	0.313 \| good
2025-07-29T07:00:00.000Z	56 \| moderate	12.488 \| fine	58.816 \| fine	13.418 \| good	0.789 \| good	14.264 \| good	0.396 \| good
2025-07-29T08:00:00.000Z	56 \| moderate	12.084 \| good	44.24 \| good	11.153 \| good	0.764 \| good	14.638 \| good	0.396 \| good
2025-07-29T09:00:00.000Z	58 \| moderate	13.273 \| fine	64.017 \| fine	12.183 \| good	0.757 \| good	11.599 \| good	0.313 \| good
2025-07-29T10:00:00.000Z	60 \| moderate	14.221 \| fine	56.663 \| fine	15.276 \| good	0.725 \| good	11.255 \| good	0.381 \| good
2025-07-29T11:00:00.000Z	62 \| moderate	14.522 \| fine	37.946 \| good	20.104 \| good	0.735 \| good	14.04 \| good	0.415 \| good
2025-07-29T12:00:00.000Z	58 \| moderate	12.897 \| fine	27.313 \| good	15.154 \| good	0.391 \| good	17.398 \| good	0.458 \| good
2025-07-29T13:00:00.000Z	58 \| moderate	13.007 \| fine	36.391 \| good	20.754 \| good	0.845 \| good	15.145 \| good	0.527 \| good
2025-07-29T14:00:00.000Z	64 \| moderate	15.97 \| fine	44.591 \| good	16.838 \| good	0.569 \| good	15.61 \| good	0.405 \| good
2025-07-29T15:00:00.000Z	64 \| moderate	16.396 \| fine	48.407 \| good	28.006 \| good	0.874 \| good	13.829 \| good	0.398 \| good
2025-07-29T16:00:00.000Z	58 \| moderate	12.55 \| fine	52.388 \| good	33.995 \| good	0.823 \| good	12.753 \| good	0.332 \| good
2025-07-29T17:00:00.000Z	54 \| moderate	11.321 \| good	53.211 \| good	36.795 \| good	0.704 \| good	12.165 \| good	0.306 \| good
2025-07-29T18:00:00.000Z	62 \| moderate	15.481 \| fine	73.491 \| fine	40.332 \| good	0.767 \| good	8.253 \| good	0.389 \| good
2025-07-29T19:00:00.000Z	60 \| moderate	14.373 \| fine	60.706 \| fine	47.236 \| good	0.651 \| good	9.135 \| good	0.312 \| good
2025-07-29T20:00:00.000Z	62 \| moderate	14.873 \| fine	73.504 \| fine	45.696 \| good	0.889 \| good	16.537 \| good	0.308 \| good
2025-07-29T21:00:00.000Z	54 \| moderate	10.965 \| good	46.007 \| good	51.148 \| good	0.963 \| good	14.314 \| good	0.287 \| good
2025-07-29T22:00:00.000Z	56 \| moderate	12.278 \| fine	64.072 \| fine	54.251 \| good	1.006 \| good	2.756 \| good	0.287 \| good
2025-07-29T23:00:00.000Z	44 \| good	8.452 \| good	31.883 \| good	47.19 \| good	1.063 \| good	2.321 \| good	0.316 \| good
2025-07-30T00:00:00.000Z	52 \| moderate	10.073 \| good	48.563 \| good	48.5 \| good	1.014 \| good	3.45 \| good	0.316 \| good
2025-07-30T01:00:00.000Z	52 \| moderate	10.319 \| good	25.309 \| good	52.046 \| good	0.981 \| good	4.073 \| good	0.255 \| good
2025-07-30T02:00:00.000Z	54 \| moderate	11.359 \| good	28.281 \| good	36.733 \| good	1.231 \| good	9.465 \| good	0.293 \| good
2025-07-30T03:00:00.000Z	66 \| moderate	17.027 \| fine	75.165 \| fine	25.929 \| good	0.881 \| good	10.223 \| good	0.271 \| good
2025-07-30T04:00:00.000Z	56 \| moderate	11.53 \| good	37.322 \| good	32.002 \| good	0.684 \| good	19.623 \| good	0.243 \| good
2025-07-30T05:00:00.000Z	60 \| moderate	13.875 \| fine	63.961 \| fine	39.445 \| good	1.057 \| good	15.314 \| good	0.255 \| good
2025-07-30T06:00:00.000Z	66 \| moderate	16.718 \| fine	55.852 \| fine	39.708 \| good	0.936 \| good	12.69 \| good	0.256 \| good
2025-07-30T07:00:00.000Z	67 \| moderate	17.972 \| fine	47.19 \| good	37.106 \| good	0.387 \| good	13.104 \| good	0.231 \| good
2025-07-30T08:00:00.000Z	54 \| moderate	10.832 \| good	26.946 \| good	26.237 \| good	0.369 \| good	12.246 \| good	0.231 \| good
2025-07-30T09:00:00.000Z	54 \| moderate	10.809 \| good	23.934 \| good	23.499 \| good	0.297 \| good	10.557 \| good	0.214 \| good
2025-07-30T10:00:00.000Z	54 \| moderate	11.062 \| good	27.704 \| good	14.098 \| good	0.256 \| good	9.824 \| good	0.263 \| good
2025-07-30T10:00:00.000Z	56 \| moderate	12.179 \| fine	32.389 \| good	14.266 \| good	0.201 \| good	12.09 \| good	0.259 \| good
2025-07-28T00:00:00.000Z	48 \| good	6.292 \| good	28.075 \| good	52.371 \| good	0.996 \| good	6.723 \| good	0.27 \| good
2025-07-28T01:00:00.000Z	48 \| good	6.906 \| good	30.382 \| good	51.706 \| good	1.014 \| good	7.042 \| good	0.279 \| good
2025-07-28T02:00:00.000Z	49 \| good	8.602 \| good	37.514 \| good	46.979 \| good	1.032 \| good	7.36 \| good	0.288 \| good
2025-07-28T03:00:00.000Z	52 \| moderate	10.144 \| good	45.236 \| good	38.966 \| good	1.049 \| good	7.679 \| good	0.296 \| good
2025-07-28T04:00:00.000Z	52 \| moderate	10.161 \| good	45.12 \| good	33.956 \| good	0.857 \| good	6.453 \| good	0.281 \| good
2025-07-28T05:00:00.000Z	44 \| good	8.467 \| good	37.059 \| good	26.618 \| good	0.665 \| good	5.228 \| good	0.266 \| good
2025-07-28T06:00:00.000Z	44 \| good	7.558 \| good	33.037 \| good	21.668 \| good	0.473 \| good	4.002 \| good	0.251 \| good
2025-07-28T07:00:00.000Z	33 \| good	6.165 \| good	27.178 \| good	18.596 \| good	0.439 \| good	3.604 \| good	0.248 \| good
2025-07-28T08:00:00.000Z	33 \| good	5.931 \| good	26.744 \| good	15.989 \| good	0.404 \| good	3.207 \| good	0.246 \| good
2025-07-28T09:00:00.000Z	33 \| good	6.243 \| good	27.937 \| good	18.705 \| good	0.37 \| good	2.809 \| good	0.244 \| good
2025-07-28T10:00:00.000Z	38 \| good	7.221 \| good	31.964 \| good	17.909 \| good	0.433 \| good	2.772 \| good	0.255 \| good
2025-07-28T11:00:00.000Z	49 \| good	9.247 \| good	40.77 \| good	20.237 \| good	0.495 \| good	2.735 \| good	0.265 \| good
2025-07-28T12:00:00.000Z	58 \| moderate	13.224 \| fine	58.966 \| fine	31.321 \| good	0.558 \| good	2.698 \| good	0.276 \| good
2025-07-28T13:00:00.000Z	66 \| moderate	17.454 \| fine	77.084 \| fine	37.316 \| good	0.566 \| good	2.244 \| good	0.272 \| good
2025-07-28T14:00:00.000Z	69 \| moderate	18.681 \| fine	82.73 \| fine	41.16 \| good	0.574 \| good	1.79 \| good	0.268 \| good
2025-07-28T15:00:00.000Z	67 \| moderate	17.88 \| fine	78.93 \| fine	42.113 \| good	0.581 \| good	1.335 \| good	0.264 \| good
2025-07-28T16:00:00.000Z	64 \| moderate	15.866 \| fine	70.73 \| fine	42.932 \| good	0.5 \| good	1.203 \| good	0.252 \| good
2025-07-28T17:00:00.000Z	64 \| moderate	16.016 \| fine	71.037 \| fine	44.857 \| good	0.419 \| good	1.07 \| good	0.24 \| good
2025-07-28T18:00:00.000Z	66 \| moderate	16.892 \| fine	74.938 \| fine	45.12 \| good	0.339 \| good	0.938 \| good	0.227 \| good
2025-07-28T19:00:00.000Z	66 \| moderate	17.191 \| fine	76.743 \| fine	47.103 \| good	0.328 \| good	1.018 \| good	0.224 \| good
2025-07-28T20:00:00.000Z	71 \| moderate	19.727 \| fine	87.172 \| fine	47.411 \| good	0.317 \| good	1.099 \| good	0.221 \| good
2025-07-28T21:00:00.000Z	71 \| moderate	19.985 \| fine	88.696 \| fine	49.48 \| good	0.306 \| good	1.179 \| good	0.217 \| good
2025-07-28T22:00:00.000Z	69 \| moderate	18.888 \| fine	83.193 \| fine	47.009 \| good	0.338 \| good	2.672 \| good	0.235 \| good
2025-07-28T23:00:00.000Z	69 \| moderate	19.114 \| fine	84.721 \| fine	41.524 \| good	0.37 \| good	4.166 \| good	0.252 \| good
2025-07-29T00:00:00.000Z	58 \| moderate	12.781 \| fine	57.087 \| fine	37.286 \| good	0.401 \| good	5.659 \| good	0.269 \| good
2025-07-29T01:00:00.000Z	56 \| moderate	12.261 \| fine	55.051 \| fine	33.519 \| good	0.46 \| good	7.15 \| good	0.287 \| good
2025-07-29T02:00:00.000Z	56 \| moderate	12.189 \| fine	54.948 \| good	30.695 \| good	0.518 \| good	8.64 \| good	0.305 \| good
2025-07-29T03:00:00.000Z	58 \| moderate	13.019 \| fine	58.689 \| fine	25.105 \| good	0.576 \| good	10.131 \| good	0.323 \| good
2025-07-29T04:00:00.000Z	60 \| moderate	14.343 \| fine	64.707 \| fine	21.003 \| good	0.573 \| good	11.245 \| good	0.341 \| good
2025-07-29T05:00:00.000Z	64 \| moderate	16.255 \| fine	72.707 \| fine	17.838 \| good	0.57 \| good	12.359 \| good	0.359 \| good
2025-07-29T06:00:00.000Z	67 \| moderate	18.071 \| fine	80.279 \| fine	16.02 \| good	0.566 \| good	13.474 \| good	0.378 \| good
2025-07-29T07:00:00.000Z	69 \| moderate	18.935 \| fine	84.211 \| fine	15.166 \| good	0.557 \| good	12.927 \| good	0.376 \| good
2025-07-29T08:00:00.000Z	69 \| moderate	19.107 \| fine	84.514 \| fine	15.313 \| good	0.548 \| good	12.381 \| good	0.375 \| good
2025-07-29T09:00:00.000Z	71 \| moderate	19.788 \| fine	86.904 \| fine	14.516 \| good	0.539 \| good	11.835 \| good	0.374 \| good
2025-07-29T10:00:00.000Z	75 \| moderate	21.572 \| fine	94.903 \| fine	13.091 \| good	0.544 \| good	9.595 \| good	0.363 \| good
2025-07-29T11:00:00.000Z	79 \| moderate	24.021 \| fine	104.667 \| fine	14.375 \| good	0.548 \| good	7.355 \| good	0.352 \| good
2025-07-29T12:00:00.000Z	82 \| moderate	26.131 \| fine	114.326 \| fine	23.642 \| good	0.553 \| good	5.115 \| good	0.342 \| good
2025-07-29T13:00:00.000Z	82 \| moderate	25.536 \| fine	110.966 \| fine	31.189 \| good	0.533 \| good	3.961 \| good	0.3 \| good
2025-07-29T14:00:00.000Z	81 \| moderate	24.677 \| fine	107.196 \| fine	38.723 \| good	0.513 \| good	2.807 \| good	0.258 \| good
2025-07-29T15:00:00.000Z	77 \| moderate	23.076 \| fine	100.993 \| fine	44.611 \| good	0.493 \| good	1.654 \| good	0.216 \| good
2025-07-29T16:00:00.000Z	71 \| moderate	19.741 \| fine	86.932 \| fine	48.531 \| good	0.639 \| good	1.444 \| good	0.208 \| good
2025-07-29T17:00:00.000Z	71 \| moderate	19.522 \| fine	86.669 \| fine	51.008 \| good	0.784 \| good	1.235 \| good	0.2 \| good
2025-07-29T18:00:00.000Z	67 \| moderate	18.38 \| fine	81.132 \| fine	53.652 \| good	0.93 \| good	1.026 \| good	0.192 \| good
2025-07-29T19:00:00.000Z	67 \| moderate	17.616 \| fine	77.693 \| fine	55.788 \| fine	1.099 \| good	1.13 \| good	0.19 \| good
2025-07-29T20:00:00.000Z	67 \| moderate	17.902 \| fine	79.412 \| fine	54.28 \| good	1.269 \| good	1.235 \| good	0.189 \| good
2025-07-29T21:00:00.000Z	67 \| moderate	17.715 \| fine	77.99 \| fine	56.444 \| fine	1.439 \| good	1.339 \| good	0.187 \| good
2025-07-29T22:00:00.000Z	71 \| moderate	19.681 \| fine	86.225 \| fine	59.308 \| fine	1.511 \| good	2.572 \| good	0.203 \| good
2025-07-29T23:00:00.000Z	87 \| moderate	22.864 \| fine	99.546 \| fine	65.92 \| fine	1.583 \| good	3.805 \| good	0.218 \| good

Southbury

Get reliable air quality data to drive your business

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

0.46ppm

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

Air quality levels in US

Check live rankings of places in the USA affected by air pollution.

View Polluted Cities

Check live rankings of places in the USA with the cleanest air.

View Clean Cities

Frequently asked questions

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

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

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

In the past 24 hours, the air quality in Southbury, Connecticut was at its worst at 11:00:00 on 2025-07-26.

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

In the last 24 hours, the best air quality in Southbury, Connecticut was observed at 10:00:00 on 2025-07-27.

What is the AQI in Southbury, Connecticut right now?

As of now, the AQI in Southbury, Connecticut is 88, indicating Moderate conditions.

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

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

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

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

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

PM_2.5 levels in Southbury, Connecticut are currently 28.847 μg/m³.

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

The PM₁₀ concentration in Southbury, Connecticut is 85.551 μg/m³ at the moment.

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

The current carbon monoxide (CO) concentration in Southbury, Connecticut is 0.364 ppm.

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

Currently, Southbury, Connecticut has a sulfur dioxide (SO₂) concentration of 0.815 ppb.

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

The current ozone (O₃) level in Southbury, Connecticut at the moment is 36.875 ppm.

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

Nitrogen dioxide (NO₂) level in Southbury, Connecticut at the moment is 8.196 ppb.

Certified

APIs

Refund Policy

Historical Climate Data

Terms & Conditions

Refund Policy

Terms & Conditions

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2025-07-28T11:00:00.000Z	67 \| moderate	18.008 \| fine	44.275 \| good	14.772 \| good	0.338 \| good	9.728 \| good	0.341 \| good
2025-07-28T12:00:00.000Z	56 \| moderate	12.082 \| good	40.244 \| good	21.97 \| good	0.416 \| good	9.811 \| good	0.272 \| good
2025-07-28T13:00:00.000Z	67 \| moderate	18.357 \| fine	54.079 \| good	22.329 \| good	0.367 \| good	6.789 \| good	0.293 \| good
2025-07-28T14:00:00.000Z	49 \| good	8.955 \| good	28.117 \| good	27.388 \| good	0.291 \| good	3.939 \| good	0.293 \| good
2025-07-28T15:00:00.000Z	52 \| moderate	9.986 \| good	21.506 \| good	26.243 \| good	0.266 \| good	3.616 \| good	0.257 \| good
2025-07-28T16:00:00.000Z	54 \| moderate	10.769 \| good	46.998 \| good	26.439 \| good	0.407 \| good	3.325 \| good	0.182 \| good
2025-07-28T17:00:00.000Z	49 \| good	9.284 \| good	38.105 \| good	33.203 \| good	0.418 \| good	4.169 \| good	0.182 \| good
2025-07-28T18:00:00.000Z	54 \| moderate	10.699 \| good	53.156 \| good	36.207 \| good	0.544 \| good	10.177 \| good	0.212 \| good
2025-07-28T19:00:00.000Z	49 \| good	8.813 \| good	36.216 \| good	38.151 \| good	0.312 \| good	5.897 \| good	0.182 \| good
2025-07-28T20:00:00.000Z	54 \| moderate	11.4 \| good	47.781 \| good	41.08 \| good	0.376 \| good	6.237 \| good	0.214 \| good
2025-07-28T21:00:00.000Z	52 \| moderate	9.846 \| good	30.052 \| good	37.947 \| good	0.348 \| good	1.933 \| good	0.242 \| good
2025-07-28T22:00:00.000Z	52 \| moderate	10.033 \| good	46.943 \| good	39.847 \| good	0.24 \| good	1.974 \| good	0.242 \| good
2025-07-28T23:00:00.000Z	52 \| moderate	10.381 \| good	48.4 \| good	41.042 \| good	0.3 \| good	5.401 \| good	0.214 \| good
2025-07-29T00:00:00.000Z	52 \| moderate	9.819 \| good	39.858 \| good	40.114 \| good	0.38 \| good	8.783 \| good	0.256 \| good
2025-07-29T01:00:00.000Z	56 \| moderate	12.354 \| fine	34.737 \| good	38.629 \| good	0.346 \| good	4.678 \| good	0.282 \| good
2025-07-29T02:00:00.000Z	58 \| moderate	12.569 \| fine	26.641 \| good	36.006 \| good	0.474 \| good	18.501 \| good	0.28 \| good
2025-07-29T03:00:00.000Z	62 \| moderate	14.526 \| fine	28.375 \| good	24.264 \| good	0.534 \| good	9.237 \| good	0.328 \| good
2025-07-29T04:00:00.000Z	60 \| moderate	13.908 \| fine	41.348 \| good	24.499 \| good	0.487 \| good	10.265 \| good	0.342 \| good
2025-07-29T05:00:00.000Z	60 \| moderate	13.836 \| fine	24.688 \| good	19.118 \| good	0.963 \| good	18.148 \| good	0.406 \| good
2025-07-29T06:00:00.000Z	58 \| moderate	13.497 \| fine	52.53 \| good	15.39 \| good	0.846 \| good	15.076 \| good	0.313 \| good
2025-07-29T07:00:00.000Z	56 \| moderate	12.488 \| fine	58.816 \| fine	13.418 \| good	0.789 \| good	14.264 \| good	0.396 \| good
2025-07-29T08:00:00.000Z	56 \| moderate	12.084 \| good	44.24 \| good	11.153 \| good	0.764 \| good	14.638 \| good	0.396 \| good
2025-07-29T09:00:00.000Z	58 \| moderate	13.273 \| fine	64.017 \| fine	12.183 \| good	0.757 \| good	11.599 \| good	0.313 \| good
2025-07-29T10:00:00.000Z	60 \| moderate	14.221 \| fine	56.663 \| fine	15.276 \| good	0.725 \| good	11.255 \| good	0.381 \| good
2025-07-29T11:00:00.000Z	62 \| moderate	14.522 \| fine	37.946 \| good	20.104 \| good	0.735 \| good	14.04 \| good	0.415 \| good
2025-07-29T12:00:00.000Z	58 \| moderate	12.897 \| fine	27.313 \| good	15.154 \| good	0.391 \| good	17.398 \| good	0.458 \| good
2025-07-29T13:00:00.000Z	58 \| moderate	13.007 \| fine	36.391 \| good	20.754 \| good	0.845 \| good	15.145 \| good	0.527 \| good
2025-07-29T14:00:00.000Z	64 \| moderate	15.97 \| fine	44.591 \| good	16.838 \| good	0.569 \| good	15.61 \| good	0.405 \| good
2025-07-29T15:00:00.000Z	64 \| moderate	16.396 \| fine	48.407 \| good	28.006 \| good	0.874 \| good	13.829 \| good	0.398 \| good
2025-07-29T16:00:00.000Z	58 \| moderate	12.55 \| fine	52.388 \| good	33.995 \| good	0.823 \| good	12.753 \| good	0.332 \| good
2025-07-29T17:00:00.000Z	54 \| moderate	11.321 \| good	53.211 \| good	36.795 \| good	0.704 \| good	12.165 \| good	0.306 \| good
2025-07-29T18:00:00.000Z	62 \| moderate	15.481 \| fine	73.491 \| fine	40.332 \| good	0.767 \| good	8.253 \| good	0.389 \| good
2025-07-29T19:00:00.000Z	60 \| moderate	14.373 \| fine	60.706 \| fine	47.236 \| good	0.651 \| good	9.135 \| good	0.312 \| good
2025-07-29T20:00:00.000Z	62 \| moderate	14.873 \| fine	73.504 \| fine	45.696 \| good	0.889 \| good	16.537 \| good	0.308 \| good
2025-07-29T21:00:00.000Z	54 \| moderate	10.965 \| good	46.007 \| good	51.148 \| good	0.963 \| good	14.314 \| good	0.287 \| good
2025-07-29T22:00:00.000Z	56 \| moderate	12.278 \| fine	64.072 \| fine	54.251 \| good	1.006 \| good	2.756 \| good	0.287 \| good
2025-07-29T23:00:00.000Z	44 \| good	8.452 \| good	31.883 \| good	47.19 \| good	1.063 \| good	2.321 \| good	0.316 \| good
2025-07-30T00:00:00.000Z	52 \| moderate	10.073 \| good	48.563 \| good	48.5 \| good	1.014 \| good	3.45 \| good	0.316 \| good
2025-07-30T01:00:00.000Z	52 \| moderate	10.319 \| good	25.309 \| good	52.046 \| good	0.981 \| good	4.073 \| good	0.255 \| good
2025-07-30T02:00:00.000Z	54 \| moderate	11.359 \| good	28.281 \| good	36.733 \| good	1.231 \| good	9.465 \| good	0.293 \| good
2025-07-30T03:00:00.000Z	66 \| moderate	17.027 \| fine	75.165 \| fine	25.929 \| good	0.881 \| good	10.223 \| good	0.271 \| good
2025-07-30T04:00:00.000Z	56 \| moderate	11.53 \| good	37.322 \| good	32.002 \| good	0.684 \| good	19.623 \| good	0.243 \| good
2025-07-30T05:00:00.000Z	60 \| moderate	13.875 \| fine	63.961 \| fine	39.445 \| good	1.057 \| good	15.314 \| good	0.255 \| good
2025-07-30T06:00:00.000Z	66 \| moderate	16.718 \| fine	55.852 \| fine	39.708 \| good	0.936 \| good	12.69 \| good	0.256 \| good
2025-07-30T07:00:00.000Z	67 \| moderate	17.972 \| fine	47.19 \| good	37.106 \| good	0.387 \| good	13.104 \| good	0.231 \| good
2025-07-30T08:00:00.000Z	54 \| moderate	10.832 \| good	26.946 \| good	26.237 \| good	0.369 \| good	12.246 \| good	0.231 \| good
2025-07-30T09:00:00.000Z	54 \| moderate	10.809 \| good	23.934 \| good	23.499 \| good	0.297 \| good	10.557 \| good	0.214 \| good
2025-07-30T10:00:00.000Z	54 \| moderate	11.062 \| good	27.704 \| good	14.098 \| good	0.256 \| good	9.824 \| good	0.263 \| good
2025-07-30T10:00:00.000Z	56 \| moderate	12.179 \| fine	32.389 \| good	14.266 \| good	0.201 \| good	12.09 \| good	0.259 \| good
2025-07-28T00:00:00.000Z	48 \| good	6.292 \| good	28.075 \| good	52.371 \| good	0.996 \| good	6.723 \| good	0.27 \| good
2025-07-28T01:00:00.000Z	48 \| good	6.906 \| good	30.382 \| good	51.706 \| good	1.014 \| good	7.042 \| good	0.279 \| good
2025-07-28T02:00:00.000Z	49 \| good	8.602 \| good	37.514 \| good	46.979 \| good	1.032 \| good	7.36 \| good	0.288 \| good
2025-07-28T03:00:00.000Z	52 \| moderate	10.144 \| good	45.236 \| good	38.966 \| good	1.049 \| good	7.679 \| good	0.296 \| good
2025-07-28T04:00:00.000Z	52 \| moderate	10.161 \| good	45.12 \| good	33.956 \| good	0.857 \| good	6.453 \| good	0.281 \| good
2025-07-28T05:00:00.000Z	44 \| good	8.467 \| good	37.059 \| good	26.618 \| good	0.665 \| good	5.228 \| good	0.266 \| good
2025-07-28T06:00:00.000Z	44 \| good	7.558 \| good	33.037 \| good	21.668 \| good	0.473 \| good	4.002 \| good	0.251 \| good
2025-07-28T07:00:00.000Z	33 \| good	6.165 \| good	27.178 \| good	18.596 \| good	0.439 \| good	3.604 \| good	0.248 \| good
2025-07-28T08:00:00.000Z	33 \| good	5.931 \| good	26.744 \| good	15.989 \| good	0.404 \| good	3.207 \| good	0.246 \| good
2025-07-28T09:00:00.000Z	33 \| good	6.243 \| good	27.937 \| good	18.705 \| good	0.37 \| good	2.809 \| good	0.244 \| good
2025-07-28T10:00:00.000Z	38 \| good	7.221 \| good	31.964 \| good	17.909 \| good	0.433 \| good	2.772 \| good	0.255 \| good
2025-07-28T11:00:00.000Z	49 \| good	9.247 \| good	40.77 \| good	20.237 \| good	0.495 \| good	2.735 \| good	0.265 \| good
2025-07-28T12:00:00.000Z	58 \| moderate	13.224 \| fine	58.966 \| fine	31.321 \| good	0.558 \| good	2.698 \| good	0.276 \| good
2025-07-28T13:00:00.000Z	66 \| moderate	17.454 \| fine	77.084 \| fine	37.316 \| good	0.566 \| good	2.244 \| good	0.272 \| good
2025-07-28T14:00:00.000Z	69 \| moderate	18.681 \| fine	82.73 \| fine	41.16 \| good	0.574 \| good	1.79 \| good	0.268 \| good
2025-07-28T15:00:00.000Z	67 \| moderate	17.88 \| fine	78.93 \| fine	42.113 \| good	0.581 \| good	1.335 \| good	0.264 \| good
2025-07-28T16:00:00.000Z	64 \| moderate	15.866 \| fine	70.73 \| fine	42.932 \| good	0.5 \| good	1.203 \| good	0.252 \| good
2025-07-28T17:00:00.000Z	64 \| moderate	16.016 \| fine	71.037 \| fine	44.857 \| good	0.419 \| good	1.07 \| good	0.24 \| good
2025-07-28T18:00:00.000Z	66 \| moderate	16.892 \| fine	74.938 \| fine	45.12 \| good	0.339 \| good	0.938 \| good	0.227 \| good
2025-07-28T19:00:00.000Z	66 \| moderate	17.191 \| fine	76.743 \| fine	47.103 \| good	0.328 \| good	1.018 \| good	0.224 \| good
2025-07-28T20:00:00.000Z	71 \| moderate	19.727 \| fine	87.172 \| fine	47.411 \| good	0.317 \| good	1.099 \| good	0.221 \| good
2025-07-28T21:00:00.000Z	71 \| moderate	19.985 \| fine	88.696 \| fine	49.48 \| good	0.306 \| good	1.179 \| good	0.217 \| good
2025-07-28T22:00:00.000Z	69 \| moderate	18.888 \| fine	83.193 \| fine	47.009 \| good	0.338 \| good	2.672 \| good	0.235 \| good
2025-07-28T23:00:00.000Z	69 \| moderate	19.114 \| fine	84.721 \| fine	41.524 \| good	0.37 \| good	4.166 \| good	0.252 \| good
2025-07-29T00:00:00.000Z	58 \| moderate	12.781 \| fine	57.087 \| fine	37.286 \| good	0.401 \| good	5.659 \| good	0.269 \| good
2025-07-29T01:00:00.000Z	56 \| moderate	12.261 \| fine	55.051 \| fine	33.519 \| good	0.46 \| good	7.15 \| good	0.287 \| good
2025-07-29T02:00:00.000Z	56 \| moderate	12.189 \| fine	54.948 \| good	30.695 \| good	0.518 \| good	8.64 \| good	0.305 \| good
2025-07-29T03:00:00.000Z	58 \| moderate	13.019 \| fine	58.689 \| fine	25.105 \| good	0.576 \| good	10.131 \| good	0.323 \| good
2025-07-29T04:00:00.000Z	60 \| moderate	14.343 \| fine	64.707 \| fine	21.003 \| good	0.573 \| good	11.245 \| good	0.341 \| good
2025-07-29T05:00:00.000Z	64 \| moderate	16.255 \| fine	72.707 \| fine	17.838 \| good	0.57 \| good	12.359 \| good	0.359 \| good
2025-07-29T06:00:00.000Z	67 \| moderate	18.071 \| fine	80.279 \| fine	16.02 \| good	0.566 \| good	13.474 \| good	0.378 \| good
2025-07-29T07:00:00.000Z	69 \| moderate	18.935 \| fine	84.211 \| fine	15.166 \| good	0.557 \| good	12.927 \| good	0.376 \| good
2025-07-29T08:00:00.000Z	69 \| moderate	19.107 \| fine	84.514 \| fine	15.313 \| good	0.548 \| good	12.381 \| good	0.375 \| good
2025-07-29T09:00:00.000Z	71 \| moderate	19.788 \| fine	86.904 \| fine	14.516 \| good	0.539 \| good	11.835 \| good	0.374 \| good
2025-07-29T10:00:00.000Z	75 \| moderate	21.572 \| fine	94.903 \| fine	13.091 \| good	0.544 \| good	9.595 \| good	0.363 \| good
2025-07-29T11:00:00.000Z	79 \| moderate	24.021 \| fine	104.667 \| fine	14.375 \| good	0.548 \| good	7.355 \| good	0.352 \| good
2025-07-29T12:00:00.000Z	82 \| moderate	26.131 \| fine	114.326 \| fine	23.642 \| good	0.553 \| good	5.115 \| good	0.342 \| good
2025-07-29T13:00:00.000Z	82 \| moderate	25.536 \| fine	110.966 \| fine	31.189 \| good	0.533 \| good	3.961 \| good	0.3 \| good
2025-07-29T14:00:00.000Z	81 \| moderate	24.677 \| fine	107.196 \| fine	38.723 \| good	0.513 \| good	2.807 \| good	0.258 \| good
2025-07-29T15:00:00.000Z	77 \| moderate	23.076 \| fine	100.993 \| fine	44.611 \| good	0.493 \| good	1.654 \| good	0.216 \| good
2025-07-29T16:00:00.000Z	71 \| moderate	19.741 \| fine	86.932 \| fine	48.531 \| good	0.639 \| good	1.444 \| good	0.208 \| good
2025-07-29T17:00:00.000Z	71 \| moderate	19.522 \| fine	86.669 \| fine	51.008 \| good	0.784 \| good	1.235 \| good	0.2 \| good
2025-07-29T18:00:00.000Z	67 \| moderate	18.38 \| fine	81.132 \| fine	53.652 \| good	0.93 \| good	1.026 \| good	0.192 \| good
2025-07-29T19:00:00.000Z	67 \| moderate	17.616 \| fine	77.693 \| fine	55.788 \| fine	1.099 \| good	1.13 \| good	0.19 \| good
2025-07-29T20:00:00.000Z	67 \| moderate	17.902 \| fine	79.412 \| fine	54.28 \| good	1.269 \| good	1.235 \| good	0.189 \| good
2025-07-29T21:00:00.000Z	67 \| moderate	17.715 \| fine	77.99 \| fine	56.444 \| fine	1.439 \| good	1.339 \| good	0.187 \| good
2025-07-29T22:00:00.000Z	71 \| moderate	19.681 \| fine	86.225 \| fine	59.308 \| fine	1.511 \| good	2.572 \| good	0.203 \| good
2025-07-29T23:00:00.000Z	87 \| moderate	22.864 \| fine	99.546 \| fine	65.92 \| fine	1.583 \| good	3.805 \| good	0.218 \| good

Live air quality index in Southbury, Connecticut today

Major air pollutants in Southbury, Connecticut

Particulate Matter2.5 (PM2.5)

Particulate Matter10 (PM10)

Ozone (O3)

Sulfur Dioxide (SO2)

Nitrogen Dioxide (NO2)

Carbon Monoxide (CO)

Track live Southbury, Connecticut air quality forecast and history

Get reliable air quality data to drive your business

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

Air quality in nearby cities

Oxford, Connecticut

Newtown, Connecticut

Naugatuck, Connecticut

Brookfield, Connecticut

Seymour, Connecticut

Waterbury, Connecticut

How accurate is Connecticut, USA air quality data?

Air quality levels in US

Frequently asked questions

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

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

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

What is the AQI in Southbury, Connecticut right now?

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

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

What is the PM2.5 level in Southbury, Connecticut at the moment?

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

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

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

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

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

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

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

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

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