What is the current level of PM10 in Wallingford, Connecticut?

Wallingford, Connecticut currently has a PM10 concentration of 41.306 μg/m3.

What is the current level of sulfur dioxide (SO2) in Wallingford, Connecticut?

The current sulfur dioxide (SO2) concentration in Wallingford, Connecticut is 0.372 ppb.

What is the current level of ozone (O3) in Wallingford, Connecticut?

Wallingford, Connecticut currently has an ozone (O3) concentration of 8.359 ppm.

What is the current level of nitrogen dioxide (NO2) in Wallingford, Connecticut?

The current level of nitrogen dioxide (NO2) in Wallingford, Connecticut is 25.942 ppb.

Current air quality index in Wallingford, Connecticut today

Q: What is the PM2.5 concentration in Wallingford, Connecticut right now?

Wallingford, Connecticut currently has a PM2.5 concentration of 14.02 μg/m3.

Stay updated with real-time air quality in Wallingford, 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

Wallingford, Connecticut

Last updated: ... (Local time)

Common air pollutants in Wallingford, Connecticut

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

14.02 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

41.31 μg/m³

155

255

425

605+

Ozone (O₃)

8.36 ppb

201

201+

Sulfur Dioxide (SO₂)

0.37 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

25.94 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.36 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

Low

Wallingford, Connecticut

Get Live Pollen Counts

Wallingford, Connecticut

Scroll To Air Quality Map

Track live Wallingford, Connecticut air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2025-12-27T02:00:00.000Z	28 \| good	3.174 \| good	20.576 \| good	29.889 \| good	0.249 \| good	11.464 \| good	0.207 \| good
2025-12-27T03:00:00.000Z	27 \| good	3.451 \| good	27.422 \| good	28.894 \| good	0.299 \| good	10.568 \| good	0.173 \| good
2025-12-27T04:00:00.000Z	27 \| good	3.599 \| good	7.021 \| good	28.639 \| good	0.3 \| good	12.745 \| good	0.2 \| good
2025-12-27T05:00:00.000Z	27 \| good	3.89 \| good	13.623 \| good	29.156 \| good	0.287 \| good	10.851 \| good	0.246 \| good
2025-12-27T06:00:00.000Z	26 \| good	3.31 \| good	8.441 \| good	27.86 \| good	0.287 \| good	9.41 \| good	0.245 \| good
2025-12-27T07:00:00.000Z	27 \| good	4.642 \| good	8.791 \| good	24.791 \| good	0.288 \| good	8.364 \| good	0.2 \| good
2025-12-27T08:00:00.000Z	27 \| good	4.664 \| good	20.269 \| good	23.67 \| good	0.257 \| good	5.777 \| good	0.2 \| good
2025-12-27T09:00:00.000Z	27 \| good	3.985 \| good	8.555 \| good	29.025 \| good	0.315 \| good	5.642 \| good	0.173 \| good
2025-12-27T10:00:00.000Z	23 \| good	3.891 \| good	8.902 \| good	25.137 \| good	0.285 \| good	8.076 \| good	0.166 \| good
2025-12-27T11:00:00.000Z	22 \| good	3.605 \| good	12.115 \| good	23.676 \| good	0.209 \| good	7.528 \| good	0.159 \| good
2025-12-27T12:00:00.000Z	25 \| good	3.835 \| good	9.638 \| good	26.672 \| good	0.133 \| good	8.733 \| good	0.159 \| good
2025-12-27T13:00:00.000Z	22 \| good	3.822 \| good	9.711 \| good	23.468 \| good	0.141 \| good	8.441 \| good	0.159 \| good
2025-12-27T14:00:00.000Z	25 \| good	3.751 \| good	15.589 \| good	26.684 \| good	0.165 \| good	7.935 \| good	0.218 \| good
2025-12-27T15:00:00.000Z	25 \| good	3.97 \| good	12.26 \| good	27.295 \| good	0.148 \| good	8.207 \| good	0.218 \| good
2025-12-27T16:00:00.000Z	28 \| good	4.133 \| good	12.249 \| good	30.036 \| good	0.14 \| good	6.973 \| good	0.232 \| good
2025-12-27T17:00:00.000Z	26 \| good	3.899 \| good	13.877 \| good	28.363 \| good	0.14 \| good	6.297 \| good	0.239 \| good
2025-12-27T18:00:00.000Z	27 \| good	4.214 \| good	15.052 \| good	29.18 \| good	0.148 \| good	6.91 \| good	0.205 \| good
2025-12-27T19:00:00.000Z	28 \| good	4.172 \| good	8.209 \| good	30.478 \| good	0.148 \| good	6.606 \| good	0.205 \| good
2025-12-27T20:00:00.000Z	28 \| good	4.051 \| good	9.137 \| good	30.138 \| good	0.148 \| good	6.559 \| good	0.165 \| good
2025-12-27T21:00:00.000Z	31 \| good	4.165 \| good	9.677 \| good	33.174 \| good	0.148 \| good	6.654 \| good	0.166 \| good
2025-12-27T22:00:00.000Z	22 \| good	4.392 \| good	13.581 \| good	21.538 \| good	0.15 \| good	11.573 \| good	0.252 \| good
2025-12-27T23:00:00.000Z	33 \| good	6.051 \| good	25.695 \| good	22.56 \| good	0.193 \| good	22.099 \| good	0.332 \| good
2025-12-28T00:00:00.000Z	33 \| good	5.776 \| good	14.26 \| good	23.988 \| good	0.2 \| good	26.473 \| good	0.393 \| good
2025-12-28T01:00:00.000Z	52 \| moderate	10.37 \| good	45.359 \| good	18.575 \| good	0.327 \| good	33.38 \| good	0.514 \| good
2025-12-28T02:00:00.000Z	49 \| good	9.358 \| good	23.771 \| good	21.635 \| good	0.426 \| good	36.883 \| good	0.607 \| good
2025-12-28T03:00:00.000Z	58 \| moderate	13.057 \| fine	58.5 \| fine	11.1 \| good	1.038 \| good	14.589 \| good	0.249 \| good
2025-12-28T04:00:00.000Z	56 \| moderate	12.066 \| good	26.645 \| good	17.378 \| good	0.489 \| good	22.957 \| good	0.613 \| good
2025-12-28T05:00:00.000Z	62 \| moderate	15.487 \| fine	45.457 \| good	16.037 \| good	0.375 \| good	27.038 \| good	0.588 \| good
2025-12-28T06:00:00.000Z	64 \| moderate	16.401 \| fine	32.503 \| good	11.17 \| good	0.507 \| good	21.697 \| good	0.381 \| good
2025-12-28T07:00:00.000Z	62 \| moderate	14.606 \| fine	27.541 \| good	11.03 \| good	0.475 \| good	16.911 \| good	0.443 \| good
2025-12-28T08:00:00.000Z	66 \| moderate	16.75 \| fine	33.098 \| good	16.531 \| good	0.232 \| good	22.063 \| good	0.289 \| good
2025-12-28T09:00:00.000Z	62 \| moderate	15.262 \| fine	31.282 \| good	9.787 \| good	0.505 \| good	18.111 \| good	0.351 \| good
2025-12-28T10:00:00.000Z	58 \| moderate	13.038 \| fine	17.952 \| good	6.351 \| good	0.417 \| good	23.863 \| good	0.507 \| good
2025-12-28T11:00:00.000Z	66 \| moderate	17.24 \| fine	54.241 \| good	5.53 \| good	0.296 \| good	29.899 \| good	0.361 \| good
2025-12-28T12:00:00.000Z	56 \| moderate	11.831 \| good	49.589 \| good	6.476 \| good	0.344 \| good	22.404 \| good	0.389 \| good
2025-12-28T13:00:00.000Z	62 \| moderate	14.873 \| fine	32.927 \| good	6.598 \| good	0.346 \| good	26.149 \| good	0.389 \| good
2025-12-28T14:00:00.000Z	58 \| moderate	13.091 \| fine	41.106 \| good	6.095 \| good	0.42 \| good	29.77 \| good	0.587 \| good
2025-12-28T15:00:00.000Z	56 \| moderate	12 \| good	46.937 \| good	11.107 \| good	0.289 \| good	22.121 \| good	0.334 \| good
2025-12-28T16:00:00.000Z	49 \| good	9.449 \| good	22.593 \| good	17.101 \| good	0.25 \| good	17.655 \| good	0.247 \| good
2025-12-28T17:00:00.000Z	49 \| good	8.61 \| good	30.8 \| good	23.09 \| good	0.246 \| good	15.581 \| good	0.22 \| good
2025-12-28T18:00:00.000Z	49 \| good	9.065 \| good	38.72 \| good	23.809 \| good	0.272 \| good	13.986 \| good	0.22 \| good
2025-12-28T19:00:00.000Z	49 \| good	8.545 \| good	49.38 \| good	28.586 \| good	0.254 \| good	17.208 \| good	0.274 \| good
2025-12-28T20:00:00.000Z	49 \| good	8.926 \| good	39.073 \| good	25.199 \| good	0.27 \| good	13.62 \| good	0.302 \| good
2025-12-28T21:00:00.000Z	54 \| moderate	11.347 \| good	27.989 \| good	24.329 \| good	0.255 \| good	14.486 \| good	0.288 \| good
2025-12-28T22:00:00.000Z	52 \| moderate	10.223 \| good	34.362 \| good	11.821 \| good	0.223 \| good	19.47 \| good	0.395 \| good
2025-12-28T23:00:00.000Z	60 \| moderate	13.504 \| fine	31.085 \| good	8.183 \| good	0.242 \| good	25.842 \| good	0.381 \| good
2025-12-29T00:00:00.000Z	60 \| moderate	14.02 \| fine	41.306 \| good	8.359 \| good	0.372 \| good	25.942 \| good	0.359 \| good
2025-12-29T01:00:00.000Z	60 \| moderate	14.02 \| fine	41.306 \| good	8.359 \| good	0.372 \| good	25.942 \| good	0.359 \| good
2025-12-29T02:00:00.000Z	69 \| moderate	18.876 \| fine	83.788 \| fine	9.973 \| good	2.31 \| good	28.048 \| good	0.279 \| good
2025-12-29T03:00:00.000Z	58 \| moderate	12.648 \| fine	56.944 \| fine	18.351 \| good	1.972 \| good	26.672 \| good	0.262 \| good
2025-12-29T04:00:00.000Z	49 \| good	9.26 \| good	41.031 \| good	24.848 \| good	1.509 \| good	21.139 \| good	0.232 \| good
2025-12-29T05:00:00.000Z	38 \| good	6.623 \| good	29.498 \| good	30.071 \| good	1.047 \| good	15.606 \| good	0.203 \| good
2025-12-29T06:00:00.000Z	31 \| good	3.928 \| good	17.266 \| good	32.589 \| good	0.584 \| good	10.073 \| good	0.174 \| good
2025-12-29T07:00:00.000Z	29 \| good	3.374 \| good	14.907 \| good	31.403 \| good	0.571 \| good	7.734 \| good	0.161 \| good
2025-12-29T08:00:00.000Z	28 \| good	3.714 \| good	16.135 \| good	29.625 \| good	0.558 \| good	5.394 \| good	0.149 \| good
2025-12-29T09:00:00.000Z	23 \| good	3.627 \| good	15.865 \| good	24.847 \| good	0.545 \| good	3.054 \| good	0.137 \| good
2025-12-29T10:00:00.000Z	21 \| good	2.852 \| good	12.192 \| good	23.312 \| good	0.73 \| good	4.209 \| good	0.146 \| good
2025-12-29T11:00:00.000Z	20 \| good	2.739 \| good	11.459 \| good	22.342 \| good	0.916 \| good	5.364 \| good	0.156 \| good
2025-12-29T12:00:00.000Z	22 \| good	4.116 \| good	17.747 \| good	21.084 \| good	1.102 \| good	6.518 \| good	0.165 \| good
2025-12-29T13:00:00.000Z	33 \| good	5.754 \| good	25.1 \| good	19.864 \| good	1.204 \| good	7.76 \| good	0.176 \| good
2025-12-29T14:00:00.000Z	38 \| good	6.779 \| good	30.12 \| good	18.713 \| good	1.305 \| good	9.001 \| good	0.188 \| good
2025-12-29T15:00:00.000Z	44 \| good	7.905 \| good	35.087 \| good	16.933 \| good	1.407 \| good	10.242 \| good	0.199 \| good
2025-12-29T16:00:00.000Z	44 \| good	8.124 \| good	35.73 \| good	17.513 \| good	1.41 \| good	10.629 \| good	0.198 \| good
2025-12-29T17:00:00.000Z	44 \| good	8.491 \| good	37.133 \| good	13.444 \| good	1.413 \| good	11.016 \| good	0.197 \| good
2025-12-29T18:00:00.000Z	52 \| moderate	9.965 \| good	44.217 \| good	10.058 \| good	1.417 \| good	11.403 \| good	0.196 \| good
2025-12-29T19:00:00.000Z	52 \| moderate	9.899 \| good	44.189 \| good	14.536 \| good	1.524 \| good	10.384 \| good	0.191 \| good
2025-12-29T20:00:00.000Z	31 \| good	4.968 \| good	21.628 \| good	32.759 \| good	1.632 \| good	9.364 \| good	0.186 \| good
2025-12-29T21:00:00.000Z	36 \| good	2.577 \| good	10.568 \| good	38.541 \| good	1.739 \| good	8.345 \| good	0.181 \| good
2025-12-29T22:00:00.000Z	32 \| good	4.385 \| good	19.188 \| good	35.019 \| good	1.612 \| good	6.654 \| good	0.179 \| good
2025-12-29T23:00:00.000Z	27 \| good	4.29 \| good	18.794 \| good	28.874 \| good	1.485 \| good	4.963 \| good	0.178 \| good
2025-12-30T00:00:00.000Z	20 \| good	2.998 \| good	12.629 \| good	22.257 \| good	1.358 \| good	3.272 \| good	0.176 \| good
2025-12-30T01:00:00.000Z	19 \| good	2.264 \| good	9.324 \| good	20.916 \| good	1.15 \| good	3.189 \| good	0.173 \| good
2025-12-30T02:00:00.000Z	18 \| good	1.914 \| good	7.828 \| good	19.237 \| good	0.941 \| good	3.106 \| good	0.17 \| good
2025-12-30T03:00:00.000Z	18 \| good	2.116 \| good	8.672 \| good	19.156 \| good	0.732 \| good	3.023 \| good	0.166 \| good
2025-12-30T04:00:00.000Z	19 \| good	1.872 \| good	7.576 \| good	19.693 \| good	0.624 \| good	2.549 \| good	0.16 \| good
2025-12-30T05:00:00.000Z	24 \| good	1.477 \| good	5.767 \| good	25.95 \| good	0.516 \| good	2.075 \| good	0.153 \| good
2025-12-30T06:00:00.000Z	30 \| good	1.076 \| good	4.62 \| good	31.626 \| good	0.408 \| good	1.601 \| good	0.146 \| good
2025-12-30T07:00:00.000Z	30 \| good	0.977 \| good	3.898 \| good	32.163 \| good	0.36 \| good	1.384 \| good	0.143 \| good
2025-12-30T08:00:00.000Z	30 \| good	1.169 \| good	4.922 \| good	31.638 \| good	0.313 \| good	1.167 \| good	0.141 \| good
2025-12-30T09:00:00.000Z	28 \| good	0.877 \| good	3.569 \| good	30.333 \| good	0.265 \| good	0.951 \| good	0.138 \| good
2025-12-30T10:00:00.000Z	27 \| good	0.898 \| good	3.597 \| good	29.212 \| good	0.298 \| good	1.233 \| good	0.141 \| good
2025-12-30T11:00:00.000Z	29 \| good	0.345 \| good	1.335 \| good	31.125 \| good	0.332 \| good	1.516 \| good	0.144 \| good
2025-12-30T12:00:00.000Z	30 \| good	0.267 \| good	0.82 \| good	31.711 \| good	0.365 \| good	1.799 \| good	0.147 \| good
2025-12-30T13:00:00.000Z	31 \| good	0.267 \| good	0.82 \| good	33.583 \| good	0.366 \| good	1.709 \| good	0.147 \| good
2025-12-30T14:00:00.000Z	31 \| good	0.262 \| good	0.82 \| good	33.814 \| good	0.366 \| good	1.62 \| good	0.146 \| good
2025-12-30T15:00:00.000Z	31 \| good	0.272 \| good	0.82 \| good	34.455 \| good	0.366 \| good	1.53 \| good	0.146 \| good
2025-12-30T16:00:00.000Z	32 \| good	0.346 \| good	1.086 \| good	34.797 \| good	0.354 \| good	1.432 \| good	0.144 \| good
2025-12-30T17:00:00.000Z	33 \| good	0.433 \| good	1.603 \| good	35.503 \| good	0.342 \| good	1.334 \| good	0.142 \| good
2025-12-30T18:00:00.000Z	33 \| good	0.894 \| good	3.57 \| good	36.251 \| good	0.33 \| good	1.236 \| good	0.139 \| good
2025-12-30T19:00:00.000Z	35 \| good	1.252 \| good	5 \| good	37.692 \| good	0.366 \| good	1.507 \| good	0.138 \| good
2025-12-30T20:00:00.000Z	36 \| good	1.019 \| good	4 \| good	39.484 \| good	0.403 \| good	1.778 \| good	0.138 \| good
2025-12-30T21:00:00.000Z	35 \| good	0.641 \| good	2.034 \| good	38.241 \| good	0.44 \| good	2.049 \| good	0.137 \| good
2025-12-30T22:00:00.000Z	34 \| good	1.068 \| good	4.49 \| good	36.923 \| good	0.513 \| good	2.407 \| good	0.138 \| good
2025-12-30T23:00:00.000Z	34 \| good	0.953 \| good	3.576 \| good	36.668 \| good	0.587 \| good	2.765 \| good	0.139 \| good
2025-12-31T00:00:00.000Z	36 \| good	2.022 \| good	2.101 \| good	39.329 \| good	0.659 \| good	3.105 \| good	0.141 \| good
2025-12-31T01:00:00.000Z	31 \| good	0.643 \| good	2.436 \| good	32.929 \| good	0.641 \| good	3.024 \| good	0.14 \| good

Wallingford

Empower business decisions with accurate air quality data

Real-time air quality map: Monitor AQI near Wallingford, Connecticut

0.35ppm

How accurate is Connecticut, USA air quality data?

The air quality data for Connecticut, USA is gathered from reliable sources such as satellites and monitoring stations, adhering to US EPA guidelines. With the help of advanced algorithms and machine learning, factors like traffic and population density are analyzed to deliver accurate and dependable results.

Source: Ambee Data Sources

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Frequently asked questions

How frequently does the air quality data for Wallingford, Connecticut get updated?

Air quality updates for Wallingford, Connecticut are available every hour.

What time in the past 24 hours saw the poorest air quality in Wallingford, Connecticut?

Wallingford, Connecticut experienced its worst air quality at 11:00:00, 2025-12-28.

When was air quality in Wallingford, Connecticut the best over the past 24 hours?

The best air quality in Wallingford, Connecticut was observed at 08:00:00 on 2025-12-28.

What is the air quality in Wallingford, Connecticut right now?

The air quality in Wallingford, Connecticut right now is Moderate, with an AQI of 60.

What pollutant is most frequently found in Wallingford, Connecticut?

In Wallingford, Connecticut, PM2.5 is the most frequently found pollutant.

What can I do if the air quality in Wallingford, Connecticut is poor?

When air quality in Wallingford, Connecticut is compromised, staying indoors and wearing a mask can reduce health risks.

What is the PM_2.5 concentration in Wallingford, Connecticut right now?

Wallingford, Connecticut currently has a PM_2.5 concentration of 14.02 μg/m³.

What is the current level of PM₁₀ in Wallingford, Connecticut?

Wallingford, Connecticut currently has a PM₁₀ concentration of 41.306 μg/m³.

What is the current level of carbon monoxide (CO) in Wallingford, Connecticut?

The current carbon monoxide (CO) level in Wallingford, Connecticut is 0.359 ppm.

What is the current level of sulfur dioxide (SO₂) in Wallingford, Connecticut?

The current sulfur dioxide (SO₂) concentration in Wallingford, Connecticut is 0.372 ppb.

What is the current level of ozone (O₃) in Wallingford, Connecticut?

Wallingford, Connecticut currently has an ozone (O₃) concentration of 8.359 ppm.

What is the current level of nitrogen dioxide (NO₂) in Wallingford, Connecticut?

The current level of nitrogen dioxide (NO₂) in Wallingford, Connecticut is 25.942 ppb.

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Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2025-12-27T02:00:00.000Z	28 \| good	3.174 \| good	20.576 \| good	29.889 \| good	0.249 \| good	11.464 \| good	0.207 \| good
2025-12-27T03:00:00.000Z	27 \| good	3.451 \| good	27.422 \| good	28.894 \| good	0.299 \| good	10.568 \| good	0.173 \| good
2025-12-27T04:00:00.000Z	27 \| good	3.599 \| good	7.021 \| good	28.639 \| good	0.3 \| good	12.745 \| good	0.2 \| good
2025-12-27T05:00:00.000Z	27 \| good	3.89 \| good	13.623 \| good	29.156 \| good	0.287 \| good	10.851 \| good	0.246 \| good
2025-12-27T06:00:00.000Z	26 \| good	3.31 \| good	8.441 \| good	27.86 \| good	0.287 \| good	9.41 \| good	0.245 \| good
2025-12-27T07:00:00.000Z	27 \| good	4.642 \| good	8.791 \| good	24.791 \| good	0.288 \| good	8.364 \| good	0.2 \| good
2025-12-27T08:00:00.000Z	27 \| good	4.664 \| good	20.269 \| good	23.67 \| good	0.257 \| good	5.777 \| good	0.2 \| good
2025-12-27T09:00:00.000Z	27 \| good	3.985 \| good	8.555 \| good	29.025 \| good	0.315 \| good	5.642 \| good	0.173 \| good
2025-12-27T10:00:00.000Z	23 \| good	3.891 \| good	8.902 \| good	25.137 \| good	0.285 \| good	8.076 \| good	0.166 \| good
2025-12-27T11:00:00.000Z	22 \| good	3.605 \| good	12.115 \| good	23.676 \| good	0.209 \| good	7.528 \| good	0.159 \| good
2025-12-27T12:00:00.000Z	25 \| good	3.835 \| good	9.638 \| good	26.672 \| good	0.133 \| good	8.733 \| good	0.159 \| good
2025-12-27T13:00:00.000Z	22 \| good	3.822 \| good	9.711 \| good	23.468 \| good	0.141 \| good	8.441 \| good	0.159 \| good
2025-12-27T14:00:00.000Z	25 \| good	3.751 \| good	15.589 \| good	26.684 \| good	0.165 \| good	7.935 \| good	0.218 \| good
2025-12-27T15:00:00.000Z	25 \| good	3.97 \| good	12.26 \| good	27.295 \| good	0.148 \| good	8.207 \| good	0.218 \| good
2025-12-27T16:00:00.000Z	28 \| good	4.133 \| good	12.249 \| good	30.036 \| good	0.14 \| good	6.973 \| good	0.232 \| good
2025-12-27T17:00:00.000Z	26 \| good	3.899 \| good	13.877 \| good	28.363 \| good	0.14 \| good	6.297 \| good	0.239 \| good
2025-12-27T18:00:00.000Z	27 \| good	4.214 \| good	15.052 \| good	29.18 \| good	0.148 \| good	6.91 \| good	0.205 \| good
2025-12-27T19:00:00.000Z	28 \| good	4.172 \| good	8.209 \| good	30.478 \| good	0.148 \| good	6.606 \| good	0.205 \| good
2025-12-27T20:00:00.000Z	28 \| good	4.051 \| good	9.137 \| good	30.138 \| good	0.148 \| good	6.559 \| good	0.165 \| good
2025-12-27T21:00:00.000Z	31 \| good	4.165 \| good	9.677 \| good	33.174 \| good	0.148 \| good	6.654 \| good	0.166 \| good
2025-12-27T22:00:00.000Z	22 \| good	4.392 \| good	13.581 \| good	21.538 \| good	0.15 \| good	11.573 \| good	0.252 \| good
2025-12-27T23:00:00.000Z	33 \| good	6.051 \| good	25.695 \| good	22.56 \| good	0.193 \| good	22.099 \| good	0.332 \| good
2025-12-28T00:00:00.000Z	33 \| good	5.776 \| good	14.26 \| good	23.988 \| good	0.2 \| good	26.473 \| good	0.393 \| good
2025-12-28T01:00:00.000Z	52 \| moderate	10.37 \| good	45.359 \| good	18.575 \| good	0.327 \| good	33.38 \| good	0.514 \| good
2025-12-28T02:00:00.000Z	49 \| good	9.358 \| good	23.771 \| good	21.635 \| good	0.426 \| good	36.883 \| good	0.607 \| good
2025-12-28T03:00:00.000Z	58 \| moderate	13.057 \| fine	58.5 \| fine	11.1 \| good	1.038 \| good	14.589 \| good	0.249 \| good
2025-12-28T04:00:00.000Z	56 \| moderate	12.066 \| good	26.645 \| good	17.378 \| good	0.489 \| good	22.957 \| good	0.613 \| good
2025-12-28T05:00:00.000Z	62 \| moderate	15.487 \| fine	45.457 \| good	16.037 \| good	0.375 \| good	27.038 \| good	0.588 \| good
2025-12-28T06:00:00.000Z	64 \| moderate	16.401 \| fine	32.503 \| good	11.17 \| good	0.507 \| good	21.697 \| good	0.381 \| good
2025-12-28T07:00:00.000Z	62 \| moderate	14.606 \| fine	27.541 \| good	11.03 \| good	0.475 \| good	16.911 \| good	0.443 \| good
2025-12-28T08:00:00.000Z	66 \| moderate	16.75 \| fine	33.098 \| good	16.531 \| good	0.232 \| good	22.063 \| good	0.289 \| good
2025-12-28T09:00:00.000Z	62 \| moderate	15.262 \| fine	31.282 \| good	9.787 \| good	0.505 \| good	18.111 \| good	0.351 \| good
2025-12-28T10:00:00.000Z	58 \| moderate	13.038 \| fine	17.952 \| good	6.351 \| good	0.417 \| good	23.863 \| good	0.507 \| good
2025-12-28T11:00:00.000Z	66 \| moderate	17.24 \| fine	54.241 \| good	5.53 \| good	0.296 \| good	29.899 \| good	0.361 \| good
2025-12-28T12:00:00.000Z	56 \| moderate	11.831 \| good	49.589 \| good	6.476 \| good	0.344 \| good	22.404 \| good	0.389 \| good
2025-12-28T13:00:00.000Z	62 \| moderate	14.873 \| fine	32.927 \| good	6.598 \| good	0.346 \| good	26.149 \| good	0.389 \| good
2025-12-28T14:00:00.000Z	58 \| moderate	13.091 \| fine	41.106 \| good	6.095 \| good	0.42 \| good	29.77 \| good	0.587 \| good
2025-12-28T15:00:00.000Z	56 \| moderate	12 \| good	46.937 \| good	11.107 \| good	0.289 \| good	22.121 \| good	0.334 \| good
2025-12-28T16:00:00.000Z	49 \| good	9.449 \| good	22.593 \| good	17.101 \| good	0.25 \| good	17.655 \| good	0.247 \| good
2025-12-28T17:00:00.000Z	49 \| good	8.61 \| good	30.8 \| good	23.09 \| good	0.246 \| good	15.581 \| good	0.22 \| good
2025-12-28T18:00:00.000Z	49 \| good	9.065 \| good	38.72 \| good	23.809 \| good	0.272 \| good	13.986 \| good	0.22 \| good
2025-12-28T19:00:00.000Z	49 \| good	8.545 \| good	49.38 \| good	28.586 \| good	0.254 \| good	17.208 \| good	0.274 \| good
2025-12-28T20:00:00.000Z	49 \| good	8.926 \| good	39.073 \| good	25.199 \| good	0.27 \| good	13.62 \| good	0.302 \| good
2025-12-28T21:00:00.000Z	54 \| moderate	11.347 \| good	27.989 \| good	24.329 \| good	0.255 \| good	14.486 \| good	0.288 \| good
2025-12-28T22:00:00.000Z	52 \| moderate	10.223 \| good	34.362 \| good	11.821 \| good	0.223 \| good	19.47 \| good	0.395 \| good
2025-12-28T23:00:00.000Z	60 \| moderate	13.504 \| fine	31.085 \| good	8.183 \| good	0.242 \| good	25.842 \| good	0.381 \| good
2025-12-29T00:00:00.000Z	60 \| moderate	14.02 \| fine	41.306 \| good	8.359 \| good	0.372 \| good	25.942 \| good	0.359 \| good
2025-12-29T01:00:00.000Z	60 \| moderate	14.02 \| fine	41.306 \| good	8.359 \| good	0.372 \| good	25.942 \| good	0.359 \| good
2025-12-29T02:00:00.000Z	69 \| moderate	18.876 \| fine	83.788 \| fine	9.973 \| good	2.31 \| good	28.048 \| good	0.279 \| good
2025-12-29T03:00:00.000Z	58 \| moderate	12.648 \| fine	56.944 \| fine	18.351 \| good	1.972 \| good	26.672 \| good	0.262 \| good
2025-12-29T04:00:00.000Z	49 \| good	9.26 \| good	41.031 \| good	24.848 \| good	1.509 \| good	21.139 \| good	0.232 \| good
2025-12-29T05:00:00.000Z	38 \| good	6.623 \| good	29.498 \| good	30.071 \| good	1.047 \| good	15.606 \| good	0.203 \| good
2025-12-29T06:00:00.000Z	31 \| good	3.928 \| good	17.266 \| good	32.589 \| good	0.584 \| good	10.073 \| good	0.174 \| good
2025-12-29T07:00:00.000Z	29 \| good	3.374 \| good	14.907 \| good	31.403 \| good	0.571 \| good	7.734 \| good	0.161 \| good
2025-12-29T08:00:00.000Z	28 \| good	3.714 \| good	16.135 \| good	29.625 \| good	0.558 \| good	5.394 \| good	0.149 \| good
2025-12-29T09:00:00.000Z	23 \| good	3.627 \| good	15.865 \| good	24.847 \| good	0.545 \| good	3.054 \| good	0.137 \| good
2025-12-29T10:00:00.000Z	21 \| good	2.852 \| good	12.192 \| good	23.312 \| good	0.73 \| good	4.209 \| good	0.146 \| good
2025-12-29T11:00:00.000Z	20 \| good	2.739 \| good	11.459 \| good	22.342 \| good	0.916 \| good	5.364 \| good	0.156 \| good
2025-12-29T12:00:00.000Z	22 \| good	4.116 \| good	17.747 \| good	21.084 \| good	1.102 \| good	6.518 \| good	0.165 \| good
2025-12-29T13:00:00.000Z	33 \| good	5.754 \| good	25.1 \| good	19.864 \| good	1.204 \| good	7.76 \| good	0.176 \| good
2025-12-29T14:00:00.000Z	38 \| good	6.779 \| good	30.12 \| good	18.713 \| good	1.305 \| good	9.001 \| good	0.188 \| good
2025-12-29T15:00:00.000Z	44 \| good	7.905 \| good	35.087 \| good	16.933 \| good	1.407 \| good	10.242 \| good	0.199 \| good
2025-12-29T16:00:00.000Z	44 \| good	8.124 \| good	35.73 \| good	17.513 \| good	1.41 \| good	10.629 \| good	0.198 \| good
2025-12-29T17:00:00.000Z	44 \| good	8.491 \| good	37.133 \| good	13.444 \| good	1.413 \| good	11.016 \| good	0.197 \| good
2025-12-29T18:00:00.000Z	52 \| moderate	9.965 \| good	44.217 \| good	10.058 \| good	1.417 \| good	11.403 \| good	0.196 \| good
2025-12-29T19:00:00.000Z	52 \| moderate	9.899 \| good	44.189 \| good	14.536 \| good	1.524 \| good	10.384 \| good	0.191 \| good
2025-12-29T20:00:00.000Z	31 \| good	4.968 \| good	21.628 \| good	32.759 \| good	1.632 \| good	9.364 \| good	0.186 \| good
2025-12-29T21:00:00.000Z	36 \| good	2.577 \| good	10.568 \| good	38.541 \| good	1.739 \| good	8.345 \| good	0.181 \| good
2025-12-29T22:00:00.000Z	32 \| good	4.385 \| good	19.188 \| good	35.019 \| good	1.612 \| good	6.654 \| good	0.179 \| good
2025-12-29T23:00:00.000Z	27 \| good	4.29 \| good	18.794 \| good	28.874 \| good	1.485 \| good	4.963 \| good	0.178 \| good
2025-12-30T00:00:00.000Z	20 \| good	2.998 \| good	12.629 \| good	22.257 \| good	1.358 \| good	3.272 \| good	0.176 \| good
2025-12-30T01:00:00.000Z	19 \| good	2.264 \| good	9.324 \| good	20.916 \| good	1.15 \| good	3.189 \| good	0.173 \| good
2025-12-30T02:00:00.000Z	18 \| good	1.914 \| good	7.828 \| good	19.237 \| good	0.941 \| good	3.106 \| good	0.17 \| good
2025-12-30T03:00:00.000Z	18 \| good	2.116 \| good	8.672 \| good	19.156 \| good	0.732 \| good	3.023 \| good	0.166 \| good
2025-12-30T04:00:00.000Z	19 \| good	1.872 \| good	7.576 \| good	19.693 \| good	0.624 \| good	2.549 \| good	0.16 \| good
2025-12-30T05:00:00.000Z	24 \| good	1.477 \| good	5.767 \| good	25.95 \| good	0.516 \| good	2.075 \| good	0.153 \| good
2025-12-30T06:00:00.000Z	30 \| good	1.076 \| good	4.62 \| good	31.626 \| good	0.408 \| good	1.601 \| good	0.146 \| good
2025-12-30T07:00:00.000Z	30 \| good	0.977 \| good	3.898 \| good	32.163 \| good	0.36 \| good	1.384 \| good	0.143 \| good
2025-12-30T08:00:00.000Z	30 \| good	1.169 \| good	4.922 \| good	31.638 \| good	0.313 \| good	1.167 \| good	0.141 \| good
2025-12-30T09:00:00.000Z	28 \| good	0.877 \| good	3.569 \| good	30.333 \| good	0.265 \| good	0.951 \| good	0.138 \| good
2025-12-30T10:00:00.000Z	27 \| good	0.898 \| good	3.597 \| good	29.212 \| good	0.298 \| good	1.233 \| good	0.141 \| good
2025-12-30T11:00:00.000Z	29 \| good	0.345 \| good	1.335 \| good	31.125 \| good	0.332 \| good	1.516 \| good	0.144 \| good
2025-12-30T12:00:00.000Z	30 \| good	0.267 \| good	0.82 \| good	31.711 \| good	0.365 \| good	1.799 \| good	0.147 \| good
2025-12-30T13:00:00.000Z	31 \| good	0.267 \| good	0.82 \| good	33.583 \| good	0.366 \| good	1.709 \| good	0.147 \| good
2025-12-30T14:00:00.000Z	31 \| good	0.262 \| good	0.82 \| good	33.814 \| good	0.366 \| good	1.62 \| good	0.146 \| good
2025-12-30T15:00:00.000Z	31 \| good	0.272 \| good	0.82 \| good	34.455 \| good	0.366 \| good	1.53 \| good	0.146 \| good
2025-12-30T16:00:00.000Z	32 \| good	0.346 \| good	1.086 \| good	34.797 \| good	0.354 \| good	1.432 \| good	0.144 \| good
2025-12-30T17:00:00.000Z	33 \| good	0.433 \| good	1.603 \| good	35.503 \| good	0.342 \| good	1.334 \| good	0.142 \| good
2025-12-30T18:00:00.000Z	33 \| good	0.894 \| good	3.57 \| good	36.251 \| good	0.33 \| good	1.236 \| good	0.139 \| good
2025-12-30T19:00:00.000Z	35 \| good	1.252 \| good	5 \| good	37.692 \| good	0.366 \| good	1.507 \| good	0.138 \| good
2025-12-30T20:00:00.000Z	36 \| good	1.019 \| good	4 \| good	39.484 \| good	0.403 \| good	1.778 \| good	0.138 \| good
2025-12-30T21:00:00.000Z	35 \| good	0.641 \| good	2.034 \| good	38.241 \| good	0.44 \| good	2.049 \| good	0.137 \| good
2025-12-30T22:00:00.000Z	34 \| good	1.068 \| good	4.49 \| good	36.923 \| good	0.513 \| good	2.407 \| good	0.138 \| good
2025-12-30T23:00:00.000Z	34 \| good	0.953 \| good	3.576 \| good	36.668 \| good	0.587 \| good	2.765 \| good	0.139 \| good
2025-12-31T00:00:00.000Z	36 \| good	2.022 \| good	2.101 \| good	39.329 \| good	0.659 \| good	3.105 \| good	0.141 \| good
2025-12-31T01:00:00.000Z	31 \| good	0.643 \| good	2.436 \| good	32.929 \| good	0.641 \| good	3.024 \| good	0.14 \| good

Current air quality index in Wallingford, Connecticut today

Common air pollutants in Wallingford, Connecticut

Particulate Matter2.5 (PM2.5)

Particulate Matter10 (PM10)

Ozone (O3)

Sulfur Dioxide (SO2)

Nitrogen Dioxide (NO2)

Carbon Monoxide (CO)

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Real-time air quality map: Monitor AQI near Wallingford, Connecticut

Air quality in nearby cities

North Haven, Connecticut

Meriden, Connecticut

Cheshire, Connecticut

Hamden, Connecticut

North Branford, Connecticut

Southington, Connecticut

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Frequently asked questions

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What is the current level of sulfur dioxide (SO2) in Wallingford, Connecticut?

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Particulate Matter_2.5 (PM_2.5)

Particulate Matter₁₀ (PM₁₀)

Ozone (O₃)

Sulfur Dioxide (SO₂)

Nitrogen Dioxide (NO₂)

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