What is the current concentration of PM10 in New Fairfield, Connecticut?

The current PM10 concentration at New Fairfield, Connecticut is 2.715 μg/m3.

What is the current concentration of sulfur dioxide (SO2) in New Fairfield, Connecticut?

The current sulfur dioxide (SO2) concentration at New Fairfield, Connecticut is 0.218 ppb.

What is the current concentration of ozone (O3) in New Fairfield, Connecticut?

The current ozone (O3) concentration at New Fairfield, Connecticut is 35.729 ppm.

What is the current concentration of nitrogen dioxide (NO2) in New Fairfield, Connecticut?

The current nitrogen dioxide (NO2) concentration at New Fairfield, Connecticut is 6.783 ppb.

New Fairfield, Connecticut live air quality index now

Q: What is the current concentration of PM2.5 in New Fairfield, Connecticut?

The current PM2.5 concentration at New Fairfield, Connecticut is 0.907 μg/m3.

Stay updated with real-time air quality in New Fairfield, 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

New Fairfield, Connecticut

Last updated: ... (Local time)

Major air pollutants in New Fairfield, Connecticut

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

0.88 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

2.77 μg/m³

155

255

425

605+

Ozone (O₃)

35.33 ppb

201

201+

Sulfur Dioxide (SO₂)

0.22 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

6.51 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.17 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

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New Fairfield, Connecticut

Scroll To Air Quality Map

Track live New Fairfield, Connecticut air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-03-04T15:00:00.000Z	38 \| good	6.756 \| good	13.537 \| good	15.332 \| good	0.338 \| good	13.844 \| good	0.395 \| good
2026-03-04T16:00:00.000Z	33 \| good	6.078 \| good	12.164 \| good	24.129 \| good	0.247 \| good	11.707 \| good	0.309 \| good
2026-03-04T17:00:00.000Z	27 \| good	4.648 \| good	9.017 \| good	27.345 \| good	0.304 \| good	10.843 \| good	0.276 \| good
2026-03-04T18:00:00.000Z	31 \| good	4.67 \| good	9.435 \| good	32.934 \| good	0.257 \| good	11.344 \| good	0.216 \| good
2026-03-04T19:00:00.000Z	33 \| good	3.742 \| good	8.553 \| good	36.268 \| good	0.404 \| good	9.598 \| good	0.257 \| good
2026-03-04T20:00:00.000Z	34 \| good	3.443 \| good	8.1 \| good	36.759 \| good	0.229 \| good	8.61 \| good	0.257 \| good
2026-03-04T21:00:00.000Z	35 \| good	3.629 \| good	10.491 \| good	38.414 \| good	0.273 \| good	9.191 \| good	0.286 \| good
2026-03-04T22:00:00.000Z	36 \| good	3.249 \| good	9.919 \| good	38.742 \| good	0.324 \| good	11.167 \| good	0.335 \| good
2026-03-04T23:00:00.000Z	32 \| good	3.374 \| good	11.378 \| good	34.904 \| good	0.245 \| good	20.912 \| good	0.423 \| good
2026-03-05T00:00:00.000Z	28 \| good	4.223 \| good	12.515 \| good	29.67 \| good	0.195 \| good	22.759 \| good	0.524 \| good
2026-03-05T01:00:00.000Z	27 \| good	4.6 \| good	14.669 \| good	18.948 \| good	0.338 \| good	23.789 \| good	0.63 \| good
2026-03-05T02:00:00.000Z	49 \| good	9.057 \| good	20.754 \| good	11.186 \| good	0.546 \| good	22.375 \| good	0.52 \| good
2026-03-05T03:00:00.000Z	54 \| moderate	11.057 \| good	48.876 \| good	27.751 \| good	3.242 \| good	37.856 \| good	0.601 \| good
2026-03-05T04:00:00.000Z	54 \| moderate	10.821 \| good	23.317 \| good	8.578 \| good	0.486 \| good	29.137 \| good	0.473 \| good
2026-03-05T05:00:00.000Z	52 \| moderate	10.231 \| good	18.773 \| good	7.835 \| good	0.631 \| good	26.891 \| good	0.46 \| good
2026-03-05T06:00:00.000Z	56 \| moderate	11.523 \| good	20.657 \| good	7.354 \| good	0.668 \| good	29.22 \| good	0.55 \| good
2026-03-05T07:00:00.000Z	54 \| moderate	11.359 \| good	20.053 \| good	7.31 \| good	0.715 \| good	31.413 \| good	0.608 \| good
2026-03-05T08:00:00.000Z	56 \| moderate	11.769 \| good	21.983 \| good	7.152 \| good	0.823 \| good	28.437 \| good	0.523 \| good
2026-03-05T09:00:00.000Z	58 \| moderate	12.871 \| fine	23.884 \| good	7.056 \| good	0.64 \| good	29.179 \| good	0.522 \| good
2026-03-05T10:00:00.000Z	58 \| moderate	12.639 \| fine	23.857 \| good	7.021 \| good	0.577 \| good	30.024 \| good	0.483 \| good
2026-03-05T11:00:00.000Z	58 \| moderate	12.625 \| fine	24.109 \| good	6.731 \| good	0.704 \| good	28.563 \| good	0.504 \| good
2026-03-05T12:00:00.000Z	56 \| moderate	12.384 \| fine	23.704 \| good	6.739 \| good	0.611 \| good	29.036 \| good	0.558 \| good
2026-03-05T13:00:00.000Z	58 \| moderate	12.595 \| fine	25.461 \| good	6.433 \| good	0.619 \| good	30.004 \| good	0.558 \| good
2026-03-05T14:00:00.000Z	58 \| moderate	12.752 \| fine	25.305 \| good	6.428 \| good	0.718 \| good	32.984 \| good	0.538 \| good
2026-03-05T15:00:00.000Z	58 \| moderate	12.925 \| fine	24.352 \| good	6.464 \| good	0.785 \| good	28.312 \| good	0.493 \| good
2026-03-05T16:00:00.000Z	56 \| moderate	12.304 \| fine	22.211 \| good	7.345 \| good	0.681 \| good	23.948 \| good	0.494 \| good
2026-03-05T17:00:00.000Z	54 \| moderate	11.312 \| good	23.089 \| good	8.715 \| good	0.278 \| good	22.261 \| good	0.42 \| good
2026-03-05T18:00:00.000Z	52 \| moderate	10.172 \| good	19.596 \| good	12.049 \| good	0.282 \| good	20.625 \| good	0.346 \| good
2026-03-05T19:00:00.000Z	49 \| good	9.208 \| good	17.433 \| good	15.057 \| good	0.34 \| good	21.209 \| good	0.329 \| good
2026-03-05T20:00:00.000Z	49 \| good	8.718 \| good	16.499 \| good	16.909 \| good	0.456 \| good	22.091 \| good	0.319 \| good
2026-03-05T21:00:00.000Z	44 \| good	8.441 \| good	15.623 \| good	19.259 \| good	0.406 \| good	21.09 \| good	0.301 \| good
2026-03-05T22:00:00.000Z	44 \| good	7.943 \| good	15.335 \| good	20.498 \| good	0.326 \| good	16.155 \| good	0.323 \| good
2026-03-05T23:00:00.000Z	44 \| good	7.62 \| good	14.33 \| good	23.226 \| good	0.226 \| good	11.934 \| good	0.276 \| good
2026-03-06T00:00:00.000Z	49 \| good	8.7 \| good	14.125 \| good	23.88 \| good	0.163 \| good	10.97 \| good	0.26 \| good
2026-03-06T01:00:00.000Z	49 \| good	8.986 \| good	14.857 \| good	24.321 \| good	0.206 \| good	14.605 \| good	0.227 \| good
2026-03-06T02:00:00.000Z	49 \| good	8.628 \| good	11.941 \| good	22.746 \| good	0.164 \| good	15.342 \| good	0.229 \| good
2026-03-06T03:00:00.000Z	22 \| good	3.647 \| good	16.009 \| good	23.729 \| good	0.495 \| good	6.466 \| good	0.202 \| good
2026-03-06T04:00:00.000Z	28 \| good	4.686 \| good	8.19 \| good	29.688 \| good	0.162 \| good	5.635 \| good	0.207 \| good
2026-03-06T05:00:00.000Z	31 \| good	3.181 \| good	5.428 \| good	32.531 \| good	0.159 \| good	4.693 \| good	0.186 \| good
2026-03-06T06:00:00.000Z	31 \| good	2.177 \| good	3.51 \| good	33.593 \| good	0.156 \| good	5.439 \| good	0.159 \| good
2026-03-06T07:00:00.000Z	31 \| good	2.296 \| good	4.017 \| good	33.943 \| good	0.156 \| good	4.272 \| good	0.153 \| good
2026-03-06T08:00:00.000Z	31 \| good	1.625 \| good	3.126 \| good	33.852 \| good	0.171 \| good	4.442 \| good	0.153 \| good
2026-03-06T09:00:00.000Z	32 \| good	0.872 \| good	1.972 \| good	35.444 \| good	0.186 \| good	6.054 \| good	0.153 \| good
2026-03-06T10:00:00.000Z	32 \| good	0.677 \| good	1.827 \| good	34.598 \| good	0.184 \| good	6.203 \| good	0.134 \| good
2026-03-06T11:00:00.000Z	33 \| good	0.837 \| good	3.928 \| good	35.651 \| good	0.154 \| good	5.782 \| good	0.152 \| good
2026-03-06T12:00:00.000Z	33 \| good	0.907 \| good	2.715 \| good	35.729 \| good	0.218 \| good	6.783 \| good	0.175 \| good
2026-03-06T13:00:00.000Z	32 \| good	0.876 \| good	2.765 \| good	35.325 \| good	0.218 \| good	6.515 \| good	0.175 \| good
2026-03-06T14:00:00.000Z	32 \| good	0.876 \| good	2.765 \| good	35.325 \| good	0.218 \| good	6.515 \| good	0.175 \| good
2026-03-06T14:00:00.000Z	28 \| good	4.299 \| good	18.758 \| good	30.066 \| good	0.488 \| good	4.498 \| good	0.172 \| good
2026-03-06T15:00:00.000Z	38 \| good	6.628 \| good	29.504 \| good	29.578 \| good	0.529 \| good	4.936 \| good	0.177 \| good
2026-03-06T16:00:00.000Z	38 \| good	6.919 \| good	30.671 \| good	31.368 \| good	0.544 \| good	5.023 \| good	0.177 \| good
2026-03-06T17:00:00.000Z	44 \| good	8.07 \| good	35.27 \| good	31.379 \| good	0.558 \| good	5.11 \| good	0.177 \| good
2026-03-06T18:00:00.000Z	38 \| good	6.972 \| good	31.224 \| good	30.225 \| good	0.573 \| good	5.197 \| good	0.177 \| good
2026-03-06T19:00:00.000Z	33 \| good	6.211 \| good	27.659 \| good	29.293 \| good	0.599 \| good	5.968 \| good	0.182 \| good
2026-03-06T20:00:00.000Z	29 \| good	5.234 \| good	22.661 \| good	31.44 \| good	0.624 \| good	6.739 \| good	0.186 \| good
2026-03-06T21:00:00.000Z	28 \| good	3.003 \| good	12.219 \| good	30.246 \| good	0.65 \| good	7.509 \| good	0.191 \| good
2026-03-06T22:00:00.000Z	27 \| good	3.372 \| good	14.931 \| good	29.306 \| good	0.695 \| good	9.511 \| good	0.205 \| good
2026-03-06T23:00:00.000Z	27 \| good	4.718 \| good	20.462 \| good	25.57 \| good	0.74 \| good	11.513 \| good	0.22 \| good
2026-03-07T00:00:00.000Z	27 \| good	5.23 \| good	22.515 \| good	25.342 \| good	0.785 \| good	13.514 \| good	0.235 \| good
2026-03-07T01:00:00.000Z	23 \| good	4.421 \| good	19.478 \| good	25.19 \| good	0.782 \| good	12.827 \| good	0.231 \| good
2026-03-07T02:00:00.000Z	22 \| good	3.765 \| good	16.502 \| good	19.267 \| good	0.779 \| good	12.14 \| good	0.227 \| good
2026-03-07T03:00:00.000Z	16 \| good	2.639 \| good	10.62 \| good	13.032 \| good	0.776 \| good	11.453 \| good	0.223 \| good
2026-03-07T04:00:00.000Z	22 \| good	3.794 \| good	16.54 \| good	12.954 \| good	0.729 \| good	10.399 \| good	0.217 \| good
2026-03-07T05:00:00.000Z	33 \| good	5.661 \| good	24.46 \| good	15.766 \| good	0.682 \| good	9.345 \| good	0.211 \| good
2026-03-07T06:00:00.000Z	49 \| good	9.299 \| good	41.726 \| good	5.034 \| good	0.635 \| good	8.291 \| good	0.204 \| good
2026-03-07T07:00:00.000Z	44 \| good	7.728 \| good	33.707 \| good	4.411 \| good	0.647 \| good	8.068 \| good	0.201 \| good
2026-03-07T08:00:00.000Z	33 \| good	6.051 \| good	26.762 \| good	5.401 \| good	0.658 \| good	7.844 \| good	0.198 \| good
2026-03-07T09:00:00.000Z	44 \| good	8.468 \| good	37.05 \| good	7.544 \| good	0.669 \| good	7.621 \| good	0.195 \| good
2026-03-07T10:00:00.000Z	52 \| moderate	10.454 \| good	46.27 \| good	8.804 \| good	0.749 \| good	8.467 \| good	0.201 \| good
2026-03-07T11:00:00.000Z	38 \| good	6.832 \| good	30.303 \| good	7.634 \| good	0.829 \| good	9.312 \| good	0.206 \| good
2026-03-07T12:00:00.000Z	49 \| good	9.32 \| good	41.353 \| good	10.724 \| good	0.909 \| good	10.158 \| good	0.212 \| good
2026-03-07T13:00:00.000Z	56 \| moderate	12.387 \| fine	55.941 \| fine	10.756 \| good	1.077 \| good	10.865 \| good	0.214 \| good
2026-03-07T14:00:00.000Z	52 \| moderate	10.247 \| good	45.582 \| good	15.087 \| good	1.245 \| good	11.572 \| good	0.216 \| good
2026-03-07T15:00:00.000Z	54 \| moderate	10.802 \| good	47.661 \| good	18.111 \| good	1.414 \| good	12.278 \| good	0.218 \| good
2026-03-07T16:00:00.000Z	38 \| good	7.373 \| good	32.267 \| good	23.526 \| good	1.555 \| good	13.199 \| good	0.215 \| good
2026-03-07T17:00:00.000Z	38 \| good	6.585 \| good	29.465 \| good	23.738 \| good	1.696 \| good	14.119 \| good	0.211 \| good
2026-03-07T18:00:00.000Z	49 \| good	9.264 \| good	41.122 \| good	25.637 \| good	1.838 \| good	15.039 \| good	0.208 \| good
2026-03-07T19:00:00.000Z	60 \| moderate	13.83 \| fine	61.54 \| fine	19.713 \| good	1.873 \| good	16.329 \| good	0.212 \| good
2026-03-07T20:00:00.000Z	62 \| moderate	15.416 \| fine	68.902 \| fine	15.388 \| good	1.909 \| good	17.618 \| good	0.216 \| good
2026-03-07T21:00:00.000Z	62 \| moderate	14.774 \| fine	66.527 \| fine	12.752 \| good	1.945 \| good	18.908 \| good	0.22 \| good
2026-03-07T22:00:00.000Z	56 \| moderate	11.771 \| good	52.291 \| good	8.617 \| good	1.941 \| good	21.068 \| good	0.232 \| good
2026-03-07T23:00:00.000Z	54 \| moderate	11.224 \| good	49.676 \| good	9.317 \| good	1.936 \| good	23.227 \| good	0.244 \| good
2026-03-08T00:00:00.000Z	62 \| moderate	15.245 \| fine	68.534 \| fine	8.159 \| good	1.932 \| good	25.387 \| good	0.257 \| good
2026-03-08T01:00:00.000Z	64 \| moderate	16.104 \| fine	71.02 \| fine	3.323 \| good	1.886 \| good	24.41 \| good	0.248 \| good
2026-03-08T02:00:00.000Z	66 \| moderate	17.457 \| fine	78.017 \| fine	3.806 \| good	1.84 \| good	23.434 \| good	0.24 \| good
2026-03-08T03:00:00.000Z	71 \| moderate	19.96 \| fine	88.01 \| fine	3.449 \| good	1.794 \| good	22.457 \| good	0.231 \| good
2026-03-08T04:00:00.000Z	75 \| moderate	21.989 \| fine	96.04 \| fine	8.345 \| good	1.713 \| good	19.094 \| good	0.212 \| good
2026-03-08T05:00:00.000Z	75 \| moderate	21.706 \| fine	95.098 \| fine	22.689 \| good	1.633 \| good	15.73 \| good	0.193 \| good
2026-03-08T06:00:00.000Z	60 \| moderate	13.545 \| fine	13.746 \| good	18.37 \| good	1.548 \| good	12.314 \| good	0.174 \| good
2026-03-08T07:00:00.000Z	64 \| moderate	16.439 \| fine	72.483 \| fine	3.723 \| good	1.645 \| good	10.219 \| good	0.163 \| good
2026-03-08T08:00:00.000Z	60 \| moderate	14.382 \| fine	64.483 \| fine	8.18 \| good	1.737 \| good	8.072 \| good	0.151 \| good
2026-03-08T09:00:00.000Z	60 \| moderate	13.551 \| fine	60.954 \| fine	12.015 \| good	1.829 \| good	5.924 \| good	0.14 \| good
2026-03-08T10:00:00.000Z	56 \| moderate	12.344 \| fine	55.671 \| fine	15.959 \| good	1.818 \| good	6.074 \| good	0.141 \| good
2026-03-08T11:00:00.000Z	64 \| moderate	15.742 \| fine	69.869 \| fine	19.929 \| good	1.807 \| good	6.224 \| good	0.142 \| good
2026-03-08T12:00:00.000Z	44 \| good	8.478 \| good	8.681 \| good	24.878 \| good	1.783 \| good	6.391 \| good	0.143 \| good
2026-03-08T13:00:00.000Z	38 \| good	7.497 \| good	7.974 \| good	25.669 \| good	1.384 \| good	5.258 \| good	0.153 \| good

New Fairfield

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New Fairfield, Connecticut air quality map: Track AQI near you

0.19ppm

How accurate is Connecticut, USA air quality data?

Air quality data and pollutant measurements for Connecticut, 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 New Fairfield, Connecticut updated?

The air quality for New Fairfield, Connecticut is updated every hour.

When was the worst air quality at New Fairfield, Connecticut in the last 24 hrs?

The worst air quality in New Fairfield, Connecticut in the last 24 hours was observed at 01:00:00 on 2026-03-05.

When was the best air quality at New Fairfield, Connecticut in the last 24 hrs?

In the last 24 hrs, the best air quality in New Fairfield, Connecticut was observed at 03:00:00 on 2026-03-06.

What is the current air quality in New Fairfield, Connecticut?

The current air quality in New Fairfield, Connecticut is 33, categorized as Good based on real-time data.

What pollutant is the most common in New Fairfield, Connecticut?

The most common pollutant in New Fairfield, Connecticut is O3.

What should I do if the air quality in New Fairfield, Connecticut is poor?

If the air quality in New Fairfield, Connecticut is poor, consider staying indoors and wearing a mask to protect yourself.

What is the current concentration of PM_2.5 in New Fairfield, Connecticut?

The current PM_2.5 concentration at New Fairfield, Connecticut is 0.907 μg/m³.

What is the current concentration of PM₁₀ in New Fairfield, Connecticut?

The current PM₁₀ concentration at New Fairfield, Connecticut is 2.715 μg/m³.

What is the current concentration of carbon monoxide (CO) in New Fairfield, Connecticut?

The current carbon monoxide (CO) concentration at New Fairfield, Connecticut is 0.175 ppm.

What is the current concentration of sulfur dioxide (SO₂) in New Fairfield, Connecticut?

The current sulfur dioxide (SO₂) concentration at New Fairfield, Connecticut is 0.218 ppb.

What is the current concentration of ozone (O₃) in New Fairfield, Connecticut?

The current ozone (O₃) concentration at New Fairfield, Connecticut is 35.729 ppm.

What is the current concentration of nitrogen dioxide (NO₂) in New Fairfield, Connecticut?

The current nitrogen dioxide (NO₂) concentration at New Fairfield, Connecticut is 6.783 ppb.

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