What is the current level of PM10 in Delaware, USA?

Delaware, USA currently has a PM10 concentration of 13.552 μg/m3.

What is the current level of sulfur dioxide (SO2) in Delaware, USA?

The current sulfur dioxide (SO2) concentration in Delaware, USA is 0.257 ppb.

What is the current level of ozone (O3) in Delaware, USA?

Delaware, USA currently has an ozone (O3) concentration of 47.137 ppm.

What is the current level of nitrogen dioxide (NO2) in Delaware, USA?

The current level of nitrogen dioxide (NO2) in Delaware, USA is 2.628 ppb.

Current air quality index in Delaware, USA today

Q: What is the PM2.5 concentration in Delaware, USA right now?

Delaware, USA currently has a PM2.5 concentration of 3.291 μg/m3.

Stay updated with real-time air quality in Delaware, USA 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

Delaware, USA

Last updated: ... (Local time)

Common air pollutants in Delaware, USA

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

3.29 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

13.55 μg/m³

155

255

425

605+

Ozone (O₃)

47.14 ppb

201

201+

Sulfur Dioxide (SO₂)

0.26 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

2.63 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.21 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

Low

Delaware, USA

Get Live Pollen Counts

Delaware, USA

Scroll To Air Quality Map

Track live Delaware, USA air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-07-21T21:00:00.000Z	52 \| moderate	10.128 \| good	44.973 \| good	37.439 \| good	0.257 \| good	4.544 \| good	0.337 \| good
2026-07-21T22:00:00.000Z	52 \| moderate	9.782 \| good	42.389 \| good	41.087 \| good	0.297 \| good	3.466 \| good	0.334 \| good
2026-07-21T23:00:00.000Z	49 \| good	8.729 \| good	39.224 \| good	38.285 \| good	0.281 \| good	2.413 \| good	0.336 \| good
2026-07-22T00:00:00.000Z	44 \| good	7.997 \| good	36.289 \| good	36.757 \| good	0.254 \| good	3.112 \| good	0.336 \| good
2026-07-22T01:00:00.000Z	44 \| good	7.844 \| good	34.241 \| good	33.308 \| good	0.296 \| good	5.6 \| good	0.362 \| good
2026-07-22T02:00:00.000Z	38 \| good	7.457 \| good	32.456 \| good	30.601 \| good	0.258 \| good	7.493 \| good	0.302 \| good
2026-07-22T03:00:00.000Z	38 \| good	7.028 \| good	31.061 \| good	31.345 \| good	0.324 \| good	6.289 \| good	0.314 \| good
2026-07-22T04:00:00.000Z	29 \| good	4.131 \| good	19.242 \| good	31.352 \| good	0.315 \| good	5.522 \| good	0.317 \| good
2026-07-22T05:00:00.000Z	32 \| good	3.139 \| good	14.19 \| good	34.544 \| good	0.292 \| good	7.496 \| good	0.281 \| good
2026-07-22T06:00:00.000Z	32 \| good	2.788 \| good	11.745 \| good	34.549 \| good	0.306 \| good	5.002 \| good	0.265 \| good
2026-07-22T07:00:00.000Z	32 \| good	2.788 \| good	12.442 \| good	34.61 \| good	0.306 \| good	4.326 \| good	0.265 \| good
2026-07-22T08:00:00.000Z	31 \| good	3.084 \| good	14.551 \| good	34.134 \| good	0.262 \| good	6.057 \| good	0.225 \| good
2026-07-22T09:00:00.000Z	31 \| good	2.952 \| good	13.368 \| good	33.318 \| good	0.3 \| good	5.495 \| good	0.26 \| good
2026-07-22T10:00:00.000Z	30 \| good	3.487 \| good	15.224 \| good	31.752 \| good	0.344 \| good	6.985 \| good	0.261 \| good
2026-07-22T11:00:00.000Z	26 \| good	4.196 \| good	18.242 \| good	28.485 \| good	0.344 \| good	8.456 \| good	0.3 \| good
2026-07-22T12:00:00.000Z	27 \| good	5.166 \| good	21.765 \| good	27.721 \| good	0.372 \| good	7.218 \| good	0.373 \| good
2026-07-22T13:00:00.000Z	27 \| good	5.136 \| good	21.783 \| good	25.174 \| good	0.358 \| good	8.076 \| good	0.373 \| good
2026-07-22T14:00:00.000Z	33 \| good	5.543 \| good	24.191 \| good	27.43 \| good	0.377 \| good	4.196 \| good	0.334 \| good
2026-07-22T15:00:00.000Z	38 \| good	6.804 \| good	30.496 \| good	29.47 \| good	0.346 \| good	4.468 \| good	0.339 \| good
2026-07-22T16:00:00.000Z	38 \| good	7.092 \| good	31.738 \| good	33.292 \| good	0.308 \| good	3.797 \| good	0.34 \| good
2026-07-22T17:00:00.000Z	52 \| moderate	10.198 \| good	44.033 \| good	36.352 \| good	0.293 \| good	2.847 \| good	0.34 \| good
2026-07-22T18:00:00.000Z	58 \| moderate	12.823 \| fine	58.235 \| fine	37.069 \| good	0.28 \| good	2.546 \| good	0.316 \| good
2026-07-22T19:00:00.000Z	60 \| moderate	13.751 \| fine	61.293 \| fine	38.562 \| good	0.28 \| good	2.585 \| good	0.316 \| good
2026-07-22T20:00:00.000Z	60 \| moderate	13.933 \| fine	62.024 \| fine	45.772 \| good	0.3 \| good	2.294 \| good	0.3 \| good
2026-07-22T21:00:00.000Z	60 \| moderate	14.003 \| fine	62.222 \| fine	55.292 \| fine	0.262 \| good	3.164 \| good	0.314 \| good
2026-07-22T22:00:00.000Z	60 \| moderate	13.749 \| fine	61.978 \| fine	54.001 \| good	0.257 \| good	5.043 \| good	0.291 \| good
2026-07-22T23:00:00.000Z	58 \| moderate	13.249 \| fine	59.872 \| fine	52.63 \| good	0.467 \| good	5.991 \| good	0.312 \| good
2026-07-23T00:00:00.000Z	58 \| moderate	13.174 \| fine	59.935 \| fine	51.03 \| good	0.377 \| good	2.161 \| good	0.295 \| good
2026-07-23T01:00:00.000Z	56 \| moderate	11.973 \| good	52.987 \| good	48.547 \| good	0.282 \| good	2.748 \| good	0.296 \| good
2026-07-23T02:00:00.000Z	56 \| moderate	11.82 \| good	53.496 \| good	40.959 \| good	0.242 \| good	4.012 \| good	0.277 \| good
2026-07-23T03:00:00.000Z	22 \| good	3.958 \| good	17.722 \| good	23.312 \| good	0.17 \| good	3.641 \| good	0.201 \| good
2026-07-23T04:00:00.000Z	54 \| moderate	10.779 \| good	47.685 \| good	35.966 \| good	0.296 \| good	3.446 \| good	0.222 \| good
2026-07-23T05:00:00.000Z	52 \| moderate	9.968 \| good	44.567 \| good	36.266 \| good	0.299 \| good	2.665 \| good	0.222 \| good
2026-07-23T06:00:00.000Z	49 \| good	9.333 \| good	41.358 \| good	33.161 \| good	0.336 \| good	3.514 \| good	0.202 \| good
2026-07-23T07:00:00.000Z	49 \| good	9.379 \| good	41.492 \| good	29.499 \| good	0.35 \| good	3.996 \| good	0.202 \| good
2026-07-23T08:00:00.000Z	49 \| good	8.966 \| good	39.799 \| good	25.539 \| good	0.305 \| good	4.049 \| good	0.202 \| good
2026-07-23T09:00:00.000Z	44 \| good	8.484 \| good	38.252 \| good	21.197 \| good	0.349 \| good	5.812 \| good	0.2 \| good
2026-07-23T10:00:00.000Z	38 \| good	7.305 \| good	32.324 \| good	19.982 \| good	0.35 \| good	8.227 \| good	0.202 \| good
2026-07-23T11:00:00.000Z	38 \| good	6.502 \| good	28.875 \| good	19.331 \| good	0.409 \| good	10.292 \| good	0.253 \| good
2026-07-23T12:00:00.000Z	27 \| good	5.485 \| good	23.124 \| good	19.68 \| good	0.394 \| good	9.36 \| good	0.288 \| good
2026-07-23T13:00:00.000Z	27 \| good	5.484 \| good	23.498 \| good	20.44 \| good	0.457 \| good	8.564 \| good	0.254 \| good
2026-07-23T14:00:00.000Z	25 \| good	4.091 \| good	17.742 \| good	27.392 \| good	0.395 \| good	4.681 \| good	0.219 \| good
2026-07-23T15:00:00.000Z	27 \| good	3.823 \| good	16.636 \| good	29.056 \| good	0.349 \| good	3.415 \| good	0.219 \| good
2026-07-23T16:00:00.000Z	31 \| good	3.715 \| good	16.62 \| good	32.595 \| good	0.268 \| good	2.748 \| good	0.219 \| good
2026-07-23T17:00:00.000Z	33 \| good	3.537 \| good	15.778 \| good	36.267 \| good	0.365 \| good	2.693 \| good	0.183 \| good
2026-07-23T18:00:00.000Z	38 \| good	3.449 \| good	15.714 \| good	40.993 \| good	0.457 \| good	2.285 \| good	0.202 \| good
2026-07-23T19:00:00.000Z	40 \| good	3.439 \| good	15.579 \| good	42.634 \| good	0.438 \| good	2.937 \| good	0.202 \| good
2026-07-23T20:00:00.000Z	44 \| good	3.589 \| good	15.539 \| good	47.421 \| good	0.322 \| good	2.45 \| good	0.202 \| good
2026-07-23T20:00:00.000Z	44 \| good	3.291 \| good	13.552 \| good	47.137 \| good	0.257 \| good	2.628 \| good	0.214 \| good
2026-07-23T21:00:00.000Z	47 \| good	1.424 \| good	5.619 \| good	51.453 \| good	0.353 \| good	0.634 \| good	0.14 \| good
2026-07-23T22:00:00.000Z	50 \| good	1.016 \| good	4.012 \| good	54.176 \| good	0.341 \| good	0.823 \| good	0.142 \| good
2026-07-23T23:00:00.000Z	49 \| good	1.149 \| good	4.806 \| good	53.334 \| good	0.311 \| good	1.681 \| good	0.15 \| good
2026-07-24T00:00:00.000Z	31 \| good	1.098 \| good	4.418 \| good	33.023 \| good	0.267 \| good	3.544 \| good	0.168 \| good
2026-07-24T01:00:00.000Z	29 \| good	1.987 \| good	8.118 \| good	31.37 \| good	0.274 \| good	5.699 \| good	0.183 \| good
2026-07-24T02:00:00.000Z	25 \| good	2.612 \| good	10.733 \| good	26.896 \| good	0.274 \| good	6.629 \| good	0.187 \| good
2026-07-24T03:00:00.000Z	22 \| good	3.933 \| good	17.313 \| good	23.56 \| good	0.249 \| good	6.194 \| good	0.18 \| good
2026-07-24T04:00:00.000Z	18 \| good	2.905 \| good	11.889 \| good	19.194 \| good	0.223 \| good	5.974 \| good	0.174 \| good
2026-07-24T05:00:00.000Z	16 \| good	1.022 \| good	4.248 \| good	16.512 \| good	0.17 \| good	6.086 \| good	0.171 \| good
2026-07-24T06:00:00.000Z	13 \| good	2.42 \| good	9.719 \| good	13.55 \| good	0.118 \| good	6.154 \| good	0.168 \| good
2026-07-24T07:00:00.000Z	38 \| good	6.878 \| good	30.213 \| good	11.462 \| good	0.101 \| good	6.211 \| good	0.165 \| good
2026-07-24T08:00:00.000Z	52 \| moderate	9.653 \| good	42.903 \| good	11.282 \| good	0.091 \| good	6.079 \| good	0.161 \| good
2026-07-24T09:00:00.000Z	49 \| good	8.845 \| good	38.699 \| good	12.219 \| good	0.09 \| good	5.76 \| good	0.157 \| good
2026-07-24T10:00:00.000Z	52 \| moderate	9.924 \| good	43.851 \| good	18.041 \| good	0.092 \| good	5.394 \| good	0.153 \| good
2026-07-24T11:00:00.000Z	52 \| moderate	9.501 \| good	41.909 \| good	18.624 \| good	0.093 \| good	4.388 \| good	0.15 \| good
2026-07-24T12:00:00.000Z	44 \| good	8.191 \| good	35.976 \| good	22.541 \| good	0.112 \| good	3.197 \| good	0.15 \| good
2026-07-24T13:00:00.000Z	38 \| good	7.459 \| good	32.913 \| good	26.306 \| good	0.129 \| good	1.737 \| good	0.141 \| good
2026-07-24T14:00:00.000Z	28 \| good	5.483 \| good	23.881 \| good	30.292 \| good	0.122 \| good	0.963 \| good	0.134 \| good
2026-07-24T15:00:00.000Z	31 \| good	5.377 \| good	23.392 \| good	33.91 \| good	0.133 \| good	0.656 \| good	0.133 \| good
2026-07-24T16:00:00.000Z	38 \| good	6.6 \| good	29.161 \| good	35.053 \| good	0.151 \| good	0.517 \| good	0.134 \| good
2026-07-24T17:00:00.000Z	35 \| good	3.937 \| good	17.08 \| good	37.56 \| good	0.144 \| good	0.455 \| good	0.134 \| good
2026-07-24T18:00:00.000Z	35 \| good	4.156 \| good	18.058 \| good	37.739 \| good	0.125 \| good	0.434 \| good	0.133 \| good
2026-07-24T19:00:00.000Z	33 \| good	2.556 \| good	10.501 \| good	36.26 \| good	0.105 \| good	0.431 \| good	0.13 \| good
2026-07-24T20:00:00.000Z	31 \| good	2.366 \| good	9.653 \| good	34.349 \| good	0.089 \| good	0.451 \| good	0.128 \| good
2026-07-24T21:00:00.000Z	30 \| good	2.255 \| good	9.332 \| good	32.13 \| good	0.079 \| good	0.552 \| good	0.126 \| good
2026-07-24T22:00:00.000Z	30 \| good	0.401 \| good	1.323 \| good	31.806 \| good	0.076 \| good	0.862 \| good	0.127 \| good
2026-07-24T23:00:00.000Z	29 \| good	1.122 \| good	4.738 \| good	30.702 \| good	0.076 \| good	1.392 \| good	0.13 \| good
2026-07-25T00:00:00.000Z	25 \| good	0.351 \| good	1.22 \| good	26.9 \| good	0.083 \| good	1.984 \| good	0.133 \| good
2026-07-25T01:00:00.000Z	21 \| good	0.333 \| good	1.22 \| good	22.722 \| good	0.096 \| good	2.359 \| good	0.132 \| good
2026-07-25T02:00:00.000Z	19 \| good	0.328 \| good	0.949 \| good	20.614 \| good	0.109 \| good	2.745 \| good	0.132 \| good
2026-07-25T03:00:00.000Z	19 \| good	0.898 \| good	3.428 \| good	20.822 \| good	0.12 \| good	3.23 \| good	0.133 \| good
2026-07-25T04:00:00.000Z	17 \| good	0.928 \| good	3.749 \| good	17.82 \| good	0.128 \| good	3.94 \| good	0.136 \| good
2026-07-25T05:00:00.000Z	15 \| good	0.411 \| good	1.638 \| good	16.365 \| good	0.136 \| good	4.796 \| good	0.14 \| good
2026-07-25T06:00:00.000Z	14 \| good	0.356 \| good	1.095 \| good	15.052 \| good	0.144 \| good	5.573 \| good	0.142 \| good
2026-07-25T07:00:00.000Z	12 \| good	1.086 \| good	4.079 \| good	12.628 \| good	0.147 \| good	6.402 \| good	0.145 \| good
2026-07-25T08:00:00.000Z	27 \| good	4.819 \| good	20.588 \| good	10.219 \| good	0.146 \| good	7.062 \| good	0.147 \| good
2026-07-25T09:00:00.000Z	27 \| good	4.547 \| good	19.685 \| good	10.318 \| good	0.123 \| good	6.52 \| good	0.144 \| good
2026-07-25T10:00:00.000Z	27 \| good	4.858 \| good	20.728 \| good	10.059 \| good	0.127 \| good	5.943 \| good	0.141 \| good
2026-07-25T11:00:00.000Z	27 \| good	4.544 \| good	19.695 \| good	12.431 \| good	0.128 \| good	4.983 \| good	0.14 \| good
2026-07-25T12:00:00.000Z	19 \| good	3.176 \| good	13.821 \| good	19.595 \| good	0.141 \| good	3.638 \| good	0.139 \| good
2026-07-25T13:00:00.000Z	24 \| good	2.601 \| good	10.41 \| good	26.224 \| good	0.158 \| good	1.897 \| good	0.131 \| good
2026-07-25T14:00:00.000Z	28 \| good	1.977 \| good	7.947 \| good	30.281 \| good	0.145 \| good	0.832 \| good	0.123 \| good
2026-07-25T15:00:00.000Z	31 \| good	2.064 \| good	8.475 \| good	33.659 \| good	0.128 \| good	0.51 \| good	0.122 \| good
2026-07-25T16:00:00.000Z	35 \| good	4.336 \| good	18.896 \| good	38.233 \| good	0.119 \| good	0.377 \| good	0.121 \| good
2026-07-25T17:00:00.000Z	37 \| good	3.331 \| good	14.753 \| good	39.727 \| good	0.113 \| good	0.321 \| good	0.121 \| good
2026-07-25T18:00:00.000Z	40 \| good	3.819 \| good	16.958 \| good	43.409 \| good	0.11 \| good	0.301 \| good	0.122 \| good
2026-07-25T19:00:00.000Z	42 \| good	2.828 \| good	11.453 \| good	44.907 \| good	0.109 \| good	0.303 \| good	0.121 \| good
2026-07-25T20:00:00.000Z	40 \| good	3.805 \| good	16.958 \| good	42.975 \| good	0.11 \| good	0.323 \| good	0.121 \| good

Delaware

Empower business decisions with accurate air quality data

Real-time air quality map: Monitor AQI near Delaware, USA

Air quality in cities of Delaware, USA

City	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
Newark, Delaware	44 Good	3.56μg/m³ Good	15.83μg/m³ Good	48.47ppb Good	0.24ppb Good	2.56ppb Good	0.22ppm Good
Bear, Delaware	44 Good	3.27μg/m³ Good	14.00μg/m³ Good	47.51ppb Good	0.24ppb Good	2.64ppb Good	0.22ppm Good
Brookside, Delaware	44 Good	3.39μg/m³ Good	14.64μg/m³ Good	47.88ppb Good	0.24ppb Good	2.57ppb Good	0.22ppm Good
Hockessin, Delaware	44 Good	3.26μg/m³ Good	13.43μg/m³ Good	47.15ppb Good	0.23ppb Good	2.69ppb Good	0.22ppm Good
Middletown, Delaware	44 Good	3.12μg/m³ Good	13.93μg/m³ Good	47.25ppb Good	0.25ppb Good	2.63ppb Good	0.21ppm Good
Milford, Delaware	44 Good	3.01μg/m³ Good	12.22μg/m³ Good	47.62ppb Good	0.36ppb Good	2.62ppb Good	0.20ppm Good
Pike Creek Valley, Delaware	44 Good	3.32μg/m³ Good	13.59μg/m³ Good	47.23ppb Good	0.23ppb Good	2.63ppb Good	0.22ppm Good
Dover, Delaware	44 Good	3.50μg/m³ Good	15.99μg/m³ Good	46.73ppb Good	0.29ppb Good	2.61ppb Good	0.21ppm Good
Glasgow, Delaware	44 Good	3.19μg/m³ Good	13.95μg/m³ Good	46.95ppb Good	0.24ppb Good	2.60ppb Good	0.21ppm Good
Smyrna, Delaware	44 Good	2.90μg/m³ Good	11.66μg/m³ Good	46.64ppb Good	0.28ppb Good	2.60ppb Good	0.21ppm Good
Wilmington, Delaware	42 Good	3.67μg/m³ Good	9.83μg/m³ Good	45.07ppb Good	0.22ppb Good	2.75ppb Good	0.23ppm Good

City	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
No results found

0.24ppm

How accurate is Delaware, USA air quality data?

The air quality data for Delaware, 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

Air quality levels in US

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

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

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Frequently asked questions

How frequently does the air quality data for Delaware, USA get updated?

Air quality updates for Delaware, USA are available every hour.

What time in the past 24 hours saw the poorest air quality in Delaware, USA?

Delaware, USA experienced its worst air quality at 10:00:00, 2026-07-22.

When was air quality in Delaware, USA the best over the past 24 hours?

The best air quality in Delaware, USA was observed at 03:00:00 on 2026-07-23.

What is the air quality in Delaware, USA right now?

The air quality in Delaware, USA right now is Good, with an AQI of 44.

What pollutant is most frequently found in Delaware, USA?

In Delaware, USA, O3 is the most frequently found pollutant.

What can I do if the air quality in Delaware, USA is poor?

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

What is the PM_2.5 concentration in Delaware, USA right now?

Delaware, USA currently has a PM_2.5 concentration of 3.291 μg/m³.

What is the current level of PM₁₀ in Delaware, USA?

Delaware, USA currently has a PM₁₀ concentration of 13.552 μg/m³.

What is the current level of carbon monoxide (CO) in Delaware, USA?

The current carbon monoxide (CO) level in Delaware, USA is 0.214 ppm.

What is the current level of sulfur dioxide (SO₂) in Delaware, USA?

The current sulfur dioxide (SO₂) concentration in Delaware, USA is 0.257 ppb.

What is the current level of ozone (O₃) in Delaware, USA?

Delaware, USA currently has an ozone (O₃) concentration of 47.137 ppm.

What is the current level of nitrogen dioxide (NO₂) in Delaware, USA?

The current level of nitrogen dioxide (NO₂) in Delaware, USA is 2.628 ppb.

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Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-07-21T21:00:00.000Z	52 \| moderate	10.128 \| good	44.973 \| good	37.439 \| good	0.257 \| good	4.544 \| good	0.337 \| good
2026-07-21T22:00:00.000Z	52 \| moderate	9.782 \| good	42.389 \| good	41.087 \| good	0.297 \| good	3.466 \| good	0.334 \| good
2026-07-21T23:00:00.000Z	49 \| good	8.729 \| good	39.224 \| good	38.285 \| good	0.281 \| good	2.413 \| good	0.336 \| good
2026-07-22T00:00:00.000Z	44 \| good	7.997 \| good	36.289 \| good	36.757 \| good	0.254 \| good	3.112 \| good	0.336 \| good
2026-07-22T01:00:00.000Z	44 \| good	7.844 \| good	34.241 \| good	33.308 \| good	0.296 \| good	5.6 \| good	0.362 \| good
2026-07-22T02:00:00.000Z	38 \| good	7.457 \| good	32.456 \| good	30.601 \| good	0.258 \| good	7.493 \| good	0.302 \| good
2026-07-22T03:00:00.000Z	38 \| good	7.028 \| good	31.061 \| good	31.345 \| good	0.324 \| good	6.289 \| good	0.314 \| good
2026-07-22T04:00:00.000Z	29 \| good	4.131 \| good	19.242 \| good	31.352 \| good	0.315 \| good	5.522 \| good	0.317 \| good
2026-07-22T05:00:00.000Z	32 \| good	3.139 \| good	14.19 \| good	34.544 \| good	0.292 \| good	7.496 \| good	0.281 \| good
2026-07-22T06:00:00.000Z	32 \| good	2.788 \| good	11.745 \| good	34.549 \| good	0.306 \| good	5.002 \| good	0.265 \| good
2026-07-22T07:00:00.000Z	32 \| good	2.788 \| good	12.442 \| good	34.61 \| good	0.306 \| good	4.326 \| good	0.265 \| good
2026-07-22T08:00:00.000Z	31 \| good	3.084 \| good	14.551 \| good	34.134 \| good	0.262 \| good	6.057 \| good	0.225 \| good
2026-07-22T09:00:00.000Z	31 \| good	2.952 \| good	13.368 \| good	33.318 \| good	0.3 \| good	5.495 \| good	0.26 \| good
2026-07-22T10:00:00.000Z	30 \| good	3.487 \| good	15.224 \| good	31.752 \| good	0.344 \| good	6.985 \| good	0.261 \| good
2026-07-22T11:00:00.000Z	26 \| good	4.196 \| good	18.242 \| good	28.485 \| good	0.344 \| good	8.456 \| good	0.3 \| good
2026-07-22T12:00:00.000Z	27 \| good	5.166 \| good	21.765 \| good	27.721 \| good	0.372 \| good	7.218 \| good	0.373 \| good
2026-07-22T13:00:00.000Z	27 \| good	5.136 \| good	21.783 \| good	25.174 \| good	0.358 \| good	8.076 \| good	0.373 \| good
2026-07-22T14:00:00.000Z	33 \| good	5.543 \| good	24.191 \| good	27.43 \| good	0.377 \| good	4.196 \| good	0.334 \| good
2026-07-22T15:00:00.000Z	38 \| good	6.804 \| good	30.496 \| good	29.47 \| good	0.346 \| good	4.468 \| good	0.339 \| good
2026-07-22T16:00:00.000Z	38 \| good	7.092 \| good	31.738 \| good	33.292 \| good	0.308 \| good	3.797 \| good	0.34 \| good
2026-07-22T17:00:00.000Z	52 \| moderate	10.198 \| good	44.033 \| good	36.352 \| good	0.293 \| good	2.847 \| good	0.34 \| good
2026-07-22T18:00:00.000Z	58 \| moderate	12.823 \| fine	58.235 \| fine	37.069 \| good	0.28 \| good	2.546 \| good	0.316 \| good
2026-07-22T19:00:00.000Z	60 \| moderate	13.751 \| fine	61.293 \| fine	38.562 \| good	0.28 \| good	2.585 \| good	0.316 \| good
2026-07-22T20:00:00.000Z	60 \| moderate	13.933 \| fine	62.024 \| fine	45.772 \| good	0.3 \| good	2.294 \| good	0.3 \| good
2026-07-22T21:00:00.000Z	60 \| moderate	14.003 \| fine	62.222 \| fine	55.292 \| fine	0.262 \| good	3.164 \| good	0.314 \| good
2026-07-22T22:00:00.000Z	60 \| moderate	13.749 \| fine	61.978 \| fine	54.001 \| good	0.257 \| good	5.043 \| good	0.291 \| good
2026-07-22T23:00:00.000Z	58 \| moderate	13.249 \| fine	59.872 \| fine	52.63 \| good	0.467 \| good	5.991 \| good	0.312 \| good
2026-07-23T00:00:00.000Z	58 \| moderate	13.174 \| fine	59.935 \| fine	51.03 \| good	0.377 \| good	2.161 \| good	0.295 \| good
2026-07-23T01:00:00.000Z	56 \| moderate	11.973 \| good	52.987 \| good	48.547 \| good	0.282 \| good	2.748 \| good	0.296 \| good
2026-07-23T02:00:00.000Z	56 \| moderate	11.82 \| good	53.496 \| good	40.959 \| good	0.242 \| good	4.012 \| good	0.277 \| good
2026-07-23T03:00:00.000Z	22 \| good	3.958 \| good	17.722 \| good	23.312 \| good	0.17 \| good	3.641 \| good	0.201 \| good
2026-07-23T04:00:00.000Z	54 \| moderate	10.779 \| good	47.685 \| good	35.966 \| good	0.296 \| good	3.446 \| good	0.222 \| good
2026-07-23T05:00:00.000Z	52 \| moderate	9.968 \| good	44.567 \| good	36.266 \| good	0.299 \| good	2.665 \| good	0.222 \| good
2026-07-23T06:00:00.000Z	49 \| good	9.333 \| good	41.358 \| good	33.161 \| good	0.336 \| good	3.514 \| good	0.202 \| good
2026-07-23T07:00:00.000Z	49 \| good	9.379 \| good	41.492 \| good	29.499 \| good	0.35 \| good	3.996 \| good	0.202 \| good
2026-07-23T08:00:00.000Z	49 \| good	8.966 \| good	39.799 \| good	25.539 \| good	0.305 \| good	4.049 \| good	0.202 \| good
2026-07-23T09:00:00.000Z	44 \| good	8.484 \| good	38.252 \| good	21.197 \| good	0.349 \| good	5.812 \| good	0.2 \| good
2026-07-23T10:00:00.000Z	38 \| good	7.305 \| good	32.324 \| good	19.982 \| good	0.35 \| good	8.227 \| good	0.202 \| good
2026-07-23T11:00:00.000Z	38 \| good	6.502 \| good	28.875 \| good	19.331 \| good	0.409 \| good	10.292 \| good	0.253 \| good
2026-07-23T12:00:00.000Z	27 \| good	5.485 \| good	23.124 \| good	19.68 \| good	0.394 \| good	9.36 \| good	0.288 \| good
2026-07-23T13:00:00.000Z	27 \| good	5.484 \| good	23.498 \| good	20.44 \| good	0.457 \| good	8.564 \| good	0.254 \| good
2026-07-23T14:00:00.000Z	25 \| good	4.091 \| good	17.742 \| good	27.392 \| good	0.395 \| good	4.681 \| good	0.219 \| good
2026-07-23T15:00:00.000Z	27 \| good	3.823 \| good	16.636 \| good	29.056 \| good	0.349 \| good	3.415 \| good	0.219 \| good
2026-07-23T16:00:00.000Z	31 \| good	3.715 \| good	16.62 \| good	32.595 \| good	0.268 \| good	2.748 \| good	0.219 \| good
2026-07-23T17:00:00.000Z	33 \| good	3.537 \| good	15.778 \| good	36.267 \| good	0.365 \| good	2.693 \| good	0.183 \| good
2026-07-23T18:00:00.000Z	38 \| good	3.449 \| good	15.714 \| good	40.993 \| good	0.457 \| good	2.285 \| good	0.202 \| good
2026-07-23T19:00:00.000Z	40 \| good	3.439 \| good	15.579 \| good	42.634 \| good	0.438 \| good	2.937 \| good	0.202 \| good
2026-07-23T20:00:00.000Z	44 \| good	3.589 \| good	15.539 \| good	47.421 \| good	0.322 \| good	2.45 \| good	0.202 \| good
2026-07-23T20:00:00.000Z	44 \| good	3.291 \| good	13.552 \| good	47.137 \| good	0.257 \| good	2.628 \| good	0.214 \| good
2026-07-23T21:00:00.000Z	47 \| good	1.424 \| good	5.619 \| good	51.453 \| good	0.353 \| good	0.634 \| good	0.14 \| good
2026-07-23T22:00:00.000Z	50 \| good	1.016 \| good	4.012 \| good	54.176 \| good	0.341 \| good	0.823 \| good	0.142 \| good
2026-07-23T23:00:00.000Z	49 \| good	1.149 \| good	4.806 \| good	53.334 \| good	0.311 \| good	1.681 \| good	0.15 \| good
2026-07-24T00:00:00.000Z	31 \| good	1.098 \| good	4.418 \| good	33.023 \| good	0.267 \| good	3.544 \| good	0.168 \| good
2026-07-24T01:00:00.000Z	29 \| good	1.987 \| good	8.118 \| good	31.37 \| good	0.274 \| good	5.699 \| good	0.183 \| good
2026-07-24T02:00:00.000Z	25 \| good	2.612 \| good	10.733 \| good	26.896 \| good	0.274 \| good	6.629 \| good	0.187 \| good
2026-07-24T03:00:00.000Z	22 \| good	3.933 \| good	17.313 \| good	23.56 \| good	0.249 \| good	6.194 \| good	0.18 \| good
2026-07-24T04:00:00.000Z	18 \| good	2.905 \| good	11.889 \| good	19.194 \| good	0.223 \| good	5.974 \| good	0.174 \| good
2026-07-24T05:00:00.000Z	16 \| good	1.022 \| good	4.248 \| good	16.512 \| good	0.17 \| good	6.086 \| good	0.171 \| good
2026-07-24T06:00:00.000Z	13 \| good	2.42 \| good	9.719 \| good	13.55 \| good	0.118 \| good	6.154 \| good	0.168 \| good
2026-07-24T07:00:00.000Z	38 \| good	6.878 \| good	30.213 \| good	11.462 \| good	0.101 \| good	6.211 \| good	0.165 \| good
2026-07-24T08:00:00.000Z	52 \| moderate	9.653 \| good	42.903 \| good	11.282 \| good	0.091 \| good	6.079 \| good	0.161 \| good
2026-07-24T09:00:00.000Z	49 \| good	8.845 \| good	38.699 \| good	12.219 \| good	0.09 \| good	5.76 \| good	0.157 \| good
2026-07-24T10:00:00.000Z	52 \| moderate	9.924 \| good	43.851 \| good	18.041 \| good	0.092 \| good	5.394 \| good	0.153 \| good
2026-07-24T11:00:00.000Z	52 \| moderate	9.501 \| good	41.909 \| good	18.624 \| good	0.093 \| good	4.388 \| good	0.15 \| good
2026-07-24T12:00:00.000Z	44 \| good	8.191 \| good	35.976 \| good	22.541 \| good	0.112 \| good	3.197 \| good	0.15 \| good
2026-07-24T13:00:00.000Z	38 \| good	7.459 \| good	32.913 \| good	26.306 \| good	0.129 \| good	1.737 \| good	0.141 \| good
2026-07-24T14:00:00.000Z	28 \| good	5.483 \| good	23.881 \| good	30.292 \| good	0.122 \| good	0.963 \| good	0.134 \| good
2026-07-24T15:00:00.000Z	31 \| good	5.377 \| good	23.392 \| good	33.91 \| good	0.133 \| good	0.656 \| good	0.133 \| good
2026-07-24T16:00:00.000Z	38 \| good	6.6 \| good	29.161 \| good	35.053 \| good	0.151 \| good	0.517 \| good	0.134 \| good
2026-07-24T17:00:00.000Z	35 \| good	3.937 \| good	17.08 \| good	37.56 \| good	0.144 \| good	0.455 \| good	0.134 \| good
2026-07-24T18:00:00.000Z	35 \| good	4.156 \| good	18.058 \| good	37.739 \| good	0.125 \| good	0.434 \| good	0.133 \| good
2026-07-24T19:00:00.000Z	33 \| good	2.556 \| good	10.501 \| good	36.26 \| good	0.105 \| good	0.431 \| good	0.13 \| good
2026-07-24T20:00:00.000Z	31 \| good	2.366 \| good	9.653 \| good	34.349 \| good	0.089 \| good	0.451 \| good	0.128 \| good
2026-07-24T21:00:00.000Z	30 \| good	2.255 \| good	9.332 \| good	32.13 \| good	0.079 \| good	0.552 \| good	0.126 \| good
2026-07-24T22:00:00.000Z	30 \| good	0.401 \| good	1.323 \| good	31.806 \| good	0.076 \| good	0.862 \| good	0.127 \| good
2026-07-24T23:00:00.000Z	29 \| good	1.122 \| good	4.738 \| good	30.702 \| good	0.076 \| good	1.392 \| good	0.13 \| good
2026-07-25T00:00:00.000Z	25 \| good	0.351 \| good	1.22 \| good	26.9 \| good	0.083 \| good	1.984 \| good	0.133 \| good
2026-07-25T01:00:00.000Z	21 \| good	0.333 \| good	1.22 \| good	22.722 \| good	0.096 \| good	2.359 \| good	0.132 \| good
2026-07-25T02:00:00.000Z	19 \| good	0.328 \| good	0.949 \| good	20.614 \| good	0.109 \| good	2.745 \| good	0.132 \| good
2026-07-25T03:00:00.000Z	19 \| good	0.898 \| good	3.428 \| good	20.822 \| good	0.12 \| good	3.23 \| good	0.133 \| good
2026-07-25T04:00:00.000Z	17 \| good	0.928 \| good	3.749 \| good	17.82 \| good	0.128 \| good	3.94 \| good	0.136 \| good
2026-07-25T05:00:00.000Z	15 \| good	0.411 \| good	1.638 \| good	16.365 \| good	0.136 \| good	4.796 \| good	0.14 \| good
2026-07-25T06:00:00.000Z	14 \| good	0.356 \| good	1.095 \| good	15.052 \| good	0.144 \| good	5.573 \| good	0.142 \| good
2026-07-25T07:00:00.000Z	12 \| good	1.086 \| good	4.079 \| good	12.628 \| good	0.147 \| good	6.402 \| good	0.145 \| good
2026-07-25T08:00:00.000Z	27 \| good	4.819 \| good	20.588 \| good	10.219 \| good	0.146 \| good	7.062 \| good	0.147 \| good
2026-07-25T09:00:00.000Z	27 \| good	4.547 \| good	19.685 \| good	10.318 \| good	0.123 \| good	6.52 \| good	0.144 \| good
2026-07-25T10:00:00.000Z	27 \| good	4.858 \| good	20.728 \| good	10.059 \| good	0.127 \| good	5.943 \| good	0.141 \| good
2026-07-25T11:00:00.000Z	27 \| good	4.544 \| good	19.695 \| good	12.431 \| good	0.128 \| good	4.983 \| good	0.14 \| good
2026-07-25T12:00:00.000Z	19 \| good	3.176 \| good	13.821 \| good	19.595 \| good	0.141 \| good	3.638 \| good	0.139 \| good
2026-07-25T13:00:00.000Z	24 \| good	2.601 \| good	10.41 \| good	26.224 \| good	0.158 \| good	1.897 \| good	0.131 \| good
2026-07-25T14:00:00.000Z	28 \| good	1.977 \| good	7.947 \| good	30.281 \| good	0.145 \| good	0.832 \| good	0.123 \| good
2026-07-25T15:00:00.000Z	31 \| good	2.064 \| good	8.475 \| good	33.659 \| good	0.128 \| good	0.51 \| good	0.122 \| good
2026-07-25T16:00:00.000Z	35 \| good	4.336 \| good	18.896 \| good	38.233 \| good	0.119 \| good	0.377 \| good	0.121 \| good
2026-07-25T17:00:00.000Z	37 \| good	3.331 \| good	14.753 \| good	39.727 \| good	0.113 \| good	0.321 \| good	0.121 \| good
2026-07-25T18:00:00.000Z	40 \| good	3.819 \| good	16.958 \| good	43.409 \| good	0.11 \| good	0.301 \| good	0.122 \| good
2026-07-25T19:00:00.000Z	42 \| good	2.828 \| good	11.453 \| good	44.907 \| good	0.109 \| good	0.303 \| good	0.121 \| good
2026-07-25T20:00:00.000Z	40 \| good	3.805 \| good	16.958 \| good	42.975 \| good	0.11 \| good	0.323 \| good	0.121 \| good

Current air quality index in Delaware, USA today

Common air pollutants in Delaware, USA

Particulate Matter2.5 (PM2.5)

Particulate Matter10 (PM10)

Ozone (O3)

Sulfur Dioxide (SO2)

Nitrogen Dioxide (NO2)

Carbon Monoxide (CO)

Track live Delaware, USA air quality forecast and history

Empower business decisions with accurate air quality data

Real-time air quality map: Monitor AQI near Delaware, USA

Air quality in cities of Delaware, USA

Air quality in nearby states

Maryland, USA

New Jersey, USA

New York, USA

Pennsylvania, USA

Virginia, USA

Connecticut, USA

How accurate is Delaware, USA air quality data?

Air quality levels in US

Frequently asked questions

How frequently does the air quality data for Delaware, USA get updated?

What time in the past 24 hours saw the poorest air quality in Delaware, USA?

When was air quality in Delaware, USA the best over the past 24 hours?

What is the air quality in Delaware, USA right now?

What pollutant is most frequently found in Delaware, USA?

What can I do if the air quality in Delaware, USA is poor?

What is the PM2.5 concentration in Delaware, USA right now?

What is the current level of PM10 in Delaware, USA?

What is the current level of carbon monoxide (CO) in Delaware, USA?

What is the current level of sulfur dioxide (SO2) in Delaware, USA?

What is the current level of ozone (O3) in Delaware, USA?

What is the current level of nitrogen dioxide (NO2) in Delaware, USA?

Particulate Matter_2.5 (PM_2.5)

Particulate Matter₁₀ (PM₁₀)

Ozone (O₃)

Sulfur Dioxide (SO₂)

Nitrogen Dioxide (NO₂)

What is the PM_2.5 concentration in Delaware, USA right now?

What is the current level of PM₁₀ in Delaware, USA?

What is the current level of sulfur dioxide (SO₂) in Delaware, USA?

What is the current level of ozone (O₃) in Delaware, USA?

What is the current level of nitrogen dioxide (NO₂) in Delaware, USA?