What is the current concentration of PM10 in Casa Grande, Arizona?

The current PM10 concentration at Casa Grande, Arizona is 23.408 μg/m3.

What is the current concentration of sulfur dioxide (SO2) in Casa Grande, Arizona?

The current sulfur dioxide (SO2) concentration at Casa Grande, Arizona is 0.289 ppb.

What is the current concentration of ozone (O3) in Casa Grande, Arizona?

The current ozone (O3) concentration at Casa Grande, Arizona is 52.532 ppm.

What is the current concentration of nitrogen dioxide (NO2) in Casa Grande, Arizona?

The current nitrogen dioxide (NO2) concentration at Casa Grande, Arizona is 7.945 ppb.

Casa Grande, Arizona live air quality index now

Q: What is the current concentration of PM2.5 in Casa Grande, Arizona?

The current PM2.5 concentration at Casa Grande, Arizona is 3.214 μg/m3.

Stay updated with real-time air quality in Casa Grande, Arizona 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

Casa Grande, Arizona

Last updated: ... (Local time)

Major air pollutants in Casa Grande, Arizona

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

3.21 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

23.41 μg/m³

155

255

425

605+

Ozone (O₃)

52.53 ppb

201

201+

Sulfur Dioxide (SO₂)

0.29 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

7.95 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.23 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

Moderate

Casa Grande, Arizona

Get Live Pollen Counts

Casa Grande, Arizona

Scroll To Air Quality Map

Track live Casa Grande, Arizona air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-04-22T06:00:00.000Z	49 \| good	3.304 \| good	23.985 \| good	52.573 \| good	0.526 \| good	8.23 \| good	0.226 \| good
2026-04-22T07:00:00.000Z	54 \| moderate	11.372 \| good	18.284 \| good	53.198 \| good	0.58 \| good	8.305 \| good	0.247 \| good
2026-04-22T08:00:00.000Z	64 \| moderate	15.878 \| fine	23.668 \| good	47.767 \| good	0.604 \| good	6.315 \| good	0.191 \| good
2026-04-22T09:00:00.000Z	62 \| moderate	14.91 \| fine	33.946 \| good	45.782 \| good	0.609 \| good	4.306 \| good	0.191 \| good
2026-04-22T10:00:00.000Z	58 \| moderate	13.142 \| fine	34.891 \| good	45.129 \| good	0.557 \| good	5.345 \| good	0.191 \| good
2026-04-22T11:00:00.000Z	62 \| moderate	14.667 \| fine	38.348 \| good	39.232 \| good	0.56 \| good	7.448 \| good	0.191 \| good
2026-04-22T12:00:00.000Z	64 \| moderate	16.412 \| fine	35.298 \| good	40.541 \| good	0.552 \| good	10.663 \| good	0.226 \| good
2026-04-22T13:00:00.000Z	62 \| moderate	14.707 \| fine	45.195 \| good	34.09 \| good	0.594 \| good	11.195 \| good	0.226 \| good
2026-04-22T14:00:00.000Z	71 \| moderate	20.221 \| fine	80.31 \| fine	31.328 \| good	0.538 \| good	21.947 \| good	0.44 \| good
2026-04-22T15:00:00.000Z	71 \| moderate	20.357 \| fine	96.184 \| fine	30.635 \| good	0.41 \| good	18.002 \| good	0.364 \| good
2026-04-22T16:00:00.000Z	68 \| moderate	16.689 \| fine	88.505 \| fine	35.096 \| good	0.423 \| good	15.063 \| good	0.361 \| good
2026-04-22T17:00:00.000Z	58 \| moderate	13.061 \| fine	66.017 \| fine	36.237 \| good	0.695 \| good	10.594 \| good	0.323 \| good
2026-04-22T18:00:00.000Z	52 \| moderate	10.19 \| good	49.846 \| good	40.855 \| good	0.399 \| good	9.559 \| good	0.264 \| good
2026-04-22T19:00:00.000Z	44 \| good	7.54 \| good	36.284 \| good	40.438 \| good	0.39 \| good	7.974 \| good	0.223 \| good
2026-04-22T20:00:00.000Z	44 \| good	6.457 \| good	28.572 \| good	48.006 \| good	0.389 \| good	7.533 \| good	0.223 \| good
2026-04-22T21:00:00.000Z	48 \| good	5.354 \| good	29.624 \| good	51.719 \| good	0.389 \| good	7.699 \| good	0.207 \| good
2026-04-22T22:00:00.000Z	48 \| good	5.257 \| good	31.78 \| good	51.711 \| good	0.388 \| good	6.674 \| good	0.207 \| good
2026-04-22T23:00:00.000Z	49 \| good	5.307 \| good	39.562 \| good	52.82 \| good	0.397 \| good	6.202 \| good	0.207 \| good
2026-04-23T00:00:00.000Z	54 \| moderate	5.885 \| good	37.448 \| good	55.902 \| fine	0.405 \| good	5.24 \| good	0.207 \| good
2026-04-23T01:00:00.000Z	49 \| good	8.065 \| good	42.272 \| good	52.604 \| good	0.405 \| good	5.97 \| good	0.207 \| good
2026-04-23T02:00:00.000Z	50 \| good	8.659 \| good	36.906 \| good	54.048 \| good	0.414 \| good	7.833 \| good	0.201 \| good
2026-04-23T03:00:00.000Z	47 \| good	7.089 \| good	31.996 \| good	50.815 \| good	0.187 \| good	8.364 \| good	0.207 \| good
2026-04-23T04:00:00.000Z	47 \| good	6.325 \| good	28.242 \| good	51.267 \| good	0.311 \| good	8.682 \| good	0.191 \| good
2026-04-23T05:00:00.000Z	43 \| good	6.733 \| good	24.271 \| good	45.788 \| good	0.254 \| good	7.572 \| good	0.208 \| good
2026-04-23T06:00:00.000Z	43 \| good	6.563 \| good	27.743 \| good	46.41 \| good	0.311 \| good	7.137 \| good	0.211 \| good
2026-04-23T07:00:00.000Z	40 \| good	6.229 \| good	34.639 \| good	42.517 \| good	0.305 \| good	7.182 \| good	0.211 \| good
2026-04-23T08:00:00.000Z	38 \| good	7.157 \| good	25.87 \| good	39.975 \| good	0.281 \| good	6.07 \| good	0.191 \| good
2026-04-23T09:00:00.000Z	38 \| good	6.472 \| good	17.941 \| good	40.697 \| good	0.347 \| good	7.907 \| good	0.191 \| good
2026-04-23T10:00:00.000Z	31 \| good	5.242 \| good	12.305 \| good	32.896 \| good	0.346 \| good	8.561 \| good	0.216 \| good
2026-04-23T11:00:00.000Z	30 \| good	3.504 \| good	15.546 \| good	31.537 \| good	0.442 \| good	8.818 \| good	0.216 \| good
2026-04-23T12:00:00.000Z	31 \| good	2.44 \| good	16.699 \| good	33.246 \| good	0.478 \| good	21.534 \| good	0.357 \| good
2026-04-23T13:00:00.000Z	31 \| good	3.812 \| good	24.355 \| good	33.148 \| good	0.562 \| good	19.922 \| good	0.357 \| good
2026-04-23T14:00:00.000Z	44 \| good	6.468 \| good	48.172 \| good	31.098 \| good	0.423 \| good	23.23 \| good	0.539 \| good
2026-04-23T15:00:00.000Z	52 \| moderate	8.919 \| good	57.673 \| fine	38.646 \| good	0.28 \| good	18.84 \| good	0.508 \| good
2026-04-23T16:00:00.000Z	44 \| good	7.608 \| good	43.188 \| good	41.841 \| good	0.37 \| good	14.401 \| good	0.367 \| good
2026-04-23T17:00:00.000Z	43 \| good	5.593 \| good	30.279 \| good	46.042 \| good	0.302 \| good	12.831 \| good	0.267 \| good
2026-04-23T18:00:00.000Z	45 \| good	4.418 \| good	23.933 \| good	49.04 \| good	0.326 \| good	9.893 \| good	0.227 \| good
2026-04-23T19:00:00.000Z	47 \| good	2.814 \| good	21.579 \| good	51.184 \| good	0.28 \| good	9.52 \| good	0.227 \| good
2026-04-23T20:00:00.000Z	48 \| good	3.007 \| good	19.923 \| good	52.415 \| good	0.26 \| good	7.446 \| good	0.227 \| good
2026-04-23T21:00:00.000Z	49 \| good	3.109 \| good	20.933 \| good	53.481 \| good	0.268 \| good	9.086 \| good	0.247 \| good
2026-04-23T22:00:00.000Z	49 \| good	2.514 \| good	21.431 \| good	52.663 \| good	0.344 \| good	9.029 \| good	0.247 \| good
2026-04-23T23:00:00.000Z	51 \| moderate	3.345 \| good	21.809 \| good	54.537 \| good	0.347 \| good	8.064 \| good	0.226 \| good
2026-04-24T00:00:00.000Z	51 \| moderate	3.708 \| good	24.485 \| good	55.092 \| fine	0.254 \| good	6.107 \| good	0.207 \| good
2026-04-24T01:00:00.000Z	51 \| moderate	3.339 \| good	23.003 \| good	54.968 \| good	0.354 \| good	5.63 \| good	0.207 \| good
2026-04-24T02:00:00.000Z	51 \| moderate	4.008 \| good	23.535 \| good	55.135 \| fine	0.35 \| good	5.166 \| good	0.187 \| good
2026-04-24T03:00:00.000Z	46 \| good	7.359 \| good	32.568 \| good	50.429 \| good	0.444 \| good	1.918 \| good	0.12 \| good
2026-04-24T04:00:00.000Z	49 \| good	3.214 \| good	23.408 \| good	52.532 \| good	0.289 \| good	7.945 \| good	0.226 \| good
2026-04-24T05:00:00.000Z	49 \| good	3.214 \| good	23.408 \| good	52.532 \| good	0.289 \| good	7.945 \| good	0.226 \| good
2026-04-24T06:00:00.000Z	58 \| moderate	12.91 \| fine	57.742 \| fine	48.345 \| good	0.51 \| good	2.317 \| good	0.131 \| good
2026-04-24T07:00:00.000Z	58 \| moderate	12.646 \| fine	56.908 \| fine	40.113 \| good	0.507 \| good	2.144 \| good	0.13 \| good
2026-04-24T08:00:00.000Z	54 \| moderate	10.847 \| good	47.695 \| good	27.669 \| good	0.505 \| good	1.972 \| good	0.13 \| good
2026-04-24T09:00:00.000Z	44 \| good	8.083 \| good	35.507 \| good	30.516 \| good	0.503 \| good	1.8 \| good	0.129 \| good
2026-04-24T10:00:00.000Z	49 \| good	9.425 \| good	41.945 \| good	30.005 \| good	0.463 \| good	1.857 \| good	0.13 \| good
2026-04-24T11:00:00.000Z	56 \| moderate	12.254 \| fine	55.107 \| fine	23.17 \| good	0.423 \| good	1.915 \| good	0.131 \| good
2026-04-24T12:00:00.000Z	60 \| moderate	14.347 \| fine	64.756 \| fine	26.616 \| good	0.383 \| good	1.973 \| good	0.132 \| good
2026-04-24T13:00:00.000Z	62 \| moderate	15.012 \| fine	66.756 \| fine	23.374 \| good	0.402 \| good	2.066 \| good	0.138 \| good
2026-04-24T14:00:00.000Z	66 \| moderate	16.827 \| fine	74.972 \| fine	29.536 \| good	0.42 \| good	2.159 \| good	0.144 \| good
2026-04-24T15:00:00.000Z	52 \| moderate	9.582 \| good	42.847 \| good	39.106 \| good	0.439 \| good	2.252 \| good	0.15 \| good
2026-04-24T16:00:00.000Z	45 \| good	7.829 \| good	34.056 \| good	49.358 \| good	0.397 \| good	1.666 \| good	0.138 \| good
2026-04-24T17:00:00.000Z	54 \| moderate	5.97 \| good	26.785 \| good	55.78 \| fine	0.355 \| good	1.08 \| good	0.127 \| good
2026-04-24T18:00:00.000Z	61 \| moderate	4.428 \| good	19.079 \| good	57.638 \| fine	0.312 \| good	0.494 \| good	0.115 \| good
2026-04-24T19:00:00.000Z	67 \| moderate	4.77 \| good	20.751 \| good	59.675 \| fine	0.3 \| good	0.434 \| good	0.115 \| good
2026-04-24T20:00:00.000Z	71 \| moderate	5.332 \| good	22.969 \| good	61.167 \| fine	0.288 \| good	0.374 \| good	0.114 \| good
2026-04-24T21:00:00.000Z	77 \| moderate	2.757 \| good	11.658 \| good	62.504 \| fine	0.275 \| good	0.314 \| good	0.114 \| good
2026-04-24T22:00:00.000Z	77 \| moderate	3.726 \| good	16.045 \| good	63.027 \| fine	0.267 \| good	0.355 \| good	0.115 \| good
2026-04-24T23:00:00.000Z	74 \| moderate	4.697 \| good	20.597 \| good	62.338 \| fine	0.259 \| good	0.396 \| good	0.115 \| good
2026-04-25T00:00:00.000Z	71 \| moderate	4.072 \| good	17.943 \| good	61.024 \| fine	0.25 \| good	0.437 \| good	0.116 \| good
2026-04-25T01:00:00.000Z	61 \| moderate	6.028 \| good	26.596 \| good	57.641 \| fine	0.238 \| good	0.833 \| good	0.119 \| good
2026-04-25T02:00:00.000Z	58 \| moderate	6.99 \| good	30.804 \| good	56.81 \| fine	0.226 \| good	1.229 \| good	0.121 \| good
2026-04-25T03:00:00.000Z	47 \| good	4.25 \| good	18.13 \| good	50.767 \| good	0.214 \| good	1.624 \| good	0.124 \| good
2026-04-25T04:00:00.000Z	48 \| good	4.344 \| good	18.706 \| good	52.263 \| good	0.209 \| good	1.545 \| good	0.123 \| good
2026-04-25T05:00:00.000Z	48 \| good	5.881 \| good	26.178 \| good	52.321 \| good	0.204 \| good	1.465 \| good	0.121 \| good
2026-04-25T06:00:00.000Z	49 \| good	9.155 \| good	40.835 \| good	53.253 \| good	0.199 \| good	1.385 \| good	0.12 \| good
2026-04-25T07:00:00.000Z	47 \| good	8.082 \| good	35.177 \| good	50.648 \| good	0.177 \| good	1.209 \| good	0.118 \| good
2026-04-25T08:00:00.000Z	44 \| good	7.867 \| good	34.246 \| good	45.442 \| good	0.155 \| good	1.034 \| good	0.116 \| good
2026-04-25T09:00:00.000Z	44 \| good	7.57 \| good	33.281 \| good	36.388 \| good	0.134 \| good	0.858 \| good	0.115 \| good
2026-04-25T10:00:00.000Z	52 \| moderate	9.909 \| good	44.152 \| good	33.368 \| good	0.133 \| good	0.865 \| good	0.115 \| good
2026-04-25T11:00:00.000Z	52 \| moderate	10.471 \| good	46.366 \| good	24.421 \| good	0.133 \| good	0.871 \| good	0.115 \| good
2026-04-25T12:00:00.000Z	54 \| moderate	10.934 \| good	48.454 \| good	24.023 \| good	0.133 \| good	0.877 \| good	0.115 \| good
2026-04-25T13:00:00.000Z	58 \| moderate	13.032 \| fine	59.072 \| fine	26.606 \| good	0.158 \| good	1.007 \| good	0.118 \| good
2026-04-25T14:00:00.000Z	49 \| good	9.331 \| good	41.519 \| good	36.787 \| good	0.184 \| good	1.136 \| good	0.121 \| good
2026-04-25T15:00:00.000Z	44 \| good	7.941 \| good	34.923 \| good	42.92 \| good	0.209 \| good	1.266 \| good	0.124 \| good
2026-04-25T16:00:00.000Z	38 \| good	7.305 \| good	31.997 \| good	35.717 \| good	0.172 \| good	0.933 \| good	0.12 \| good
2026-04-25T17:00:00.000Z	37 \| good	6.437 \| good	28.752 \| good	40.187 \| good	0.136 \| good	0.6 \| good	0.116 \| good
2026-04-25T18:00:00.000Z	45 \| good	5.545 \| good	24.059 \| good	48.528 \| good	0.099 \| good	0.268 \| good	0.112 \| good
2026-04-25T19:00:00.000Z	48 \| good	5.76 \| good	24.925 \| good	52.35 \| good	0.096 \| good	0.251 \| good	0.112 \| good
2026-04-25T20:00:00.000Z	49 \| good	5.442 \| good	23.144 \| good	52.896 \| good	0.093 \| good	0.235 \| good	0.113 \| good
2026-04-25T21:00:00.000Z	50 \| good	4.282 \| good	18.751 \| good	53.64 \| good	0.09 \| good	0.219 \| good	0.113 \| good
2026-04-25T22:00:00.000Z	47 \| good	5.157 \| good	22.021 \| good	50.798 \| good	0.09 \| good	0.255 \| good	0.113 \| good
2026-04-25T23:00:00.000Z	46 \| good	5.296 \| good	23 \| good	49.588 \| good	0.09 \| good	0.291 \| good	0.113 \| good
2026-04-26T00:00:00.000Z	57 \| moderate	7.688 \| good	67.452 \| fine	54.424 \| good	0.091 \| good	0.325 \| good	0.113 \| good
2026-04-26T01:00:00.000Z	44 \| good	2.296 \| good	9.434 \| good	47.845 \| good	0.097 \| good	0.566 \| good	0.115 \| good
2026-04-26T02:00:00.000Z	41 \| good	4.225 \| good	18.333 \| good	43.65 \| good	0.104 \| good	0.807 \| good	0.117 \| good
2026-04-26T03:00:00.000Z	41 \| good	1.634 \| good	6.725 \| good	43.932 \| good	0.111 \| good	1.047 \| good	0.119 \| good
2026-04-26T04:00:00.000Z	41 \| good	3.128 \| good	13.644 \| good	43.776 \| good	0.105 \| good	0.918 \| good	0.118 \| good
2026-04-26T05:00:00.000Z	46 \| good	6.817 \| good	30 \| good	50.278 \| good	0.099 \| good	0.789 \| good	0.117 \| good

Casa Grande

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Casa Grande, Arizona air quality map: Track AQI near you

0.23ppm

How accurate is Arizona, USA air quality data?

Air quality data and pollutant measurements for Arizona, 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 Casa Grande, Arizona updated?

The air quality for Casa Grande, Arizona is updated every hour.

When was the worst air quality at Casa Grande, Arizona in the last 24 hrs?

The worst air quality in Casa Grande, Arizona in the last 24 hours was observed at 03:00:00 on 2026-04-23.

When was the best air quality at Casa Grande, Arizona in the last 24 hrs?

In the last 24 hrs, the best air quality in Casa Grande, Arizona was observed at 11:00:00 on 2026-04-23.

What is the current air quality in Casa Grande, Arizona?

The current air quality in Casa Grande, Arizona is 49, categorized as Good based on real-time data.

What pollutant is the most common in Casa Grande, Arizona?

The most common pollutant in Casa Grande, Arizona is O3.

What should I do if the air quality in Casa Grande, Arizona is poor?

If the air quality in Casa Grande, Arizona is poor, consider staying indoors and wearing a mask to protect yourself.

What is the current concentration of PM_2.5 in Casa Grande, Arizona?

The current PM_2.5 concentration at Casa Grande, Arizona is 3.214 μg/m³.

What is the current concentration of PM₁₀ in Casa Grande, Arizona?

The current PM₁₀ concentration at Casa Grande, Arizona is 23.408 μg/m³.

What is the current concentration of carbon monoxide (CO) in Casa Grande, Arizona?

The current carbon monoxide (CO) concentration at Casa Grande, Arizona is 0.226 ppm.

What is the current concentration of sulfur dioxide (SO₂) in Casa Grande, Arizona?

The current sulfur dioxide (SO₂) concentration at Casa Grande, Arizona is 0.289 ppb.

What is the current concentration of ozone (O₃) in Casa Grande, Arizona?

The current ozone (O₃) concentration at Casa Grande, Arizona is 52.532 ppm.

What is the current concentration of nitrogen dioxide (NO₂) in Casa Grande, Arizona?

The current nitrogen dioxide (NO₂) concentration at Casa Grande, Arizona is 7.945 ppb.

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Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-04-22T06:00:00.000Z	49 \| good	3.304 \| good	23.985 \| good	52.573 \| good	0.526 \| good	8.23 \| good	0.226 \| good
2026-04-22T07:00:00.000Z	54 \| moderate	11.372 \| good	18.284 \| good	53.198 \| good	0.58 \| good	8.305 \| good	0.247 \| good
2026-04-22T08:00:00.000Z	64 \| moderate	15.878 \| fine	23.668 \| good	47.767 \| good	0.604 \| good	6.315 \| good	0.191 \| good
2026-04-22T09:00:00.000Z	62 \| moderate	14.91 \| fine	33.946 \| good	45.782 \| good	0.609 \| good	4.306 \| good	0.191 \| good
2026-04-22T10:00:00.000Z	58 \| moderate	13.142 \| fine	34.891 \| good	45.129 \| good	0.557 \| good	5.345 \| good	0.191 \| good
2026-04-22T11:00:00.000Z	62 \| moderate	14.667 \| fine	38.348 \| good	39.232 \| good	0.56 \| good	7.448 \| good	0.191 \| good
2026-04-22T12:00:00.000Z	64 \| moderate	16.412 \| fine	35.298 \| good	40.541 \| good	0.552 \| good	10.663 \| good	0.226 \| good
2026-04-22T13:00:00.000Z	62 \| moderate	14.707 \| fine	45.195 \| good	34.09 \| good	0.594 \| good	11.195 \| good	0.226 \| good
2026-04-22T14:00:00.000Z	71 \| moderate	20.221 \| fine	80.31 \| fine	31.328 \| good	0.538 \| good	21.947 \| good	0.44 \| good
2026-04-22T15:00:00.000Z	71 \| moderate	20.357 \| fine	96.184 \| fine	30.635 \| good	0.41 \| good	18.002 \| good	0.364 \| good
2026-04-22T16:00:00.000Z	68 \| moderate	16.689 \| fine	88.505 \| fine	35.096 \| good	0.423 \| good	15.063 \| good	0.361 \| good
2026-04-22T17:00:00.000Z	58 \| moderate	13.061 \| fine	66.017 \| fine	36.237 \| good	0.695 \| good	10.594 \| good	0.323 \| good
2026-04-22T18:00:00.000Z	52 \| moderate	10.19 \| good	49.846 \| good	40.855 \| good	0.399 \| good	9.559 \| good	0.264 \| good
2026-04-22T19:00:00.000Z	44 \| good	7.54 \| good	36.284 \| good	40.438 \| good	0.39 \| good	7.974 \| good	0.223 \| good
2026-04-22T20:00:00.000Z	44 \| good	6.457 \| good	28.572 \| good	48.006 \| good	0.389 \| good	7.533 \| good	0.223 \| good
2026-04-22T21:00:00.000Z	48 \| good	5.354 \| good	29.624 \| good	51.719 \| good	0.389 \| good	7.699 \| good	0.207 \| good
2026-04-22T22:00:00.000Z	48 \| good	5.257 \| good	31.78 \| good	51.711 \| good	0.388 \| good	6.674 \| good	0.207 \| good
2026-04-22T23:00:00.000Z	49 \| good	5.307 \| good	39.562 \| good	52.82 \| good	0.397 \| good	6.202 \| good	0.207 \| good
2026-04-23T00:00:00.000Z	54 \| moderate	5.885 \| good	37.448 \| good	55.902 \| fine	0.405 \| good	5.24 \| good	0.207 \| good
2026-04-23T01:00:00.000Z	49 \| good	8.065 \| good	42.272 \| good	52.604 \| good	0.405 \| good	5.97 \| good	0.207 \| good
2026-04-23T02:00:00.000Z	50 \| good	8.659 \| good	36.906 \| good	54.048 \| good	0.414 \| good	7.833 \| good	0.201 \| good
2026-04-23T03:00:00.000Z	47 \| good	7.089 \| good	31.996 \| good	50.815 \| good	0.187 \| good	8.364 \| good	0.207 \| good
2026-04-23T04:00:00.000Z	47 \| good	6.325 \| good	28.242 \| good	51.267 \| good	0.311 \| good	8.682 \| good	0.191 \| good
2026-04-23T05:00:00.000Z	43 \| good	6.733 \| good	24.271 \| good	45.788 \| good	0.254 \| good	7.572 \| good	0.208 \| good
2026-04-23T06:00:00.000Z	43 \| good	6.563 \| good	27.743 \| good	46.41 \| good	0.311 \| good	7.137 \| good	0.211 \| good
2026-04-23T07:00:00.000Z	40 \| good	6.229 \| good	34.639 \| good	42.517 \| good	0.305 \| good	7.182 \| good	0.211 \| good
2026-04-23T08:00:00.000Z	38 \| good	7.157 \| good	25.87 \| good	39.975 \| good	0.281 \| good	6.07 \| good	0.191 \| good
2026-04-23T09:00:00.000Z	38 \| good	6.472 \| good	17.941 \| good	40.697 \| good	0.347 \| good	7.907 \| good	0.191 \| good
2026-04-23T10:00:00.000Z	31 \| good	5.242 \| good	12.305 \| good	32.896 \| good	0.346 \| good	8.561 \| good	0.216 \| good
2026-04-23T11:00:00.000Z	30 \| good	3.504 \| good	15.546 \| good	31.537 \| good	0.442 \| good	8.818 \| good	0.216 \| good
2026-04-23T12:00:00.000Z	31 \| good	2.44 \| good	16.699 \| good	33.246 \| good	0.478 \| good	21.534 \| good	0.357 \| good
2026-04-23T13:00:00.000Z	31 \| good	3.812 \| good	24.355 \| good	33.148 \| good	0.562 \| good	19.922 \| good	0.357 \| good
2026-04-23T14:00:00.000Z	44 \| good	6.468 \| good	48.172 \| good	31.098 \| good	0.423 \| good	23.23 \| good	0.539 \| good
2026-04-23T15:00:00.000Z	52 \| moderate	8.919 \| good	57.673 \| fine	38.646 \| good	0.28 \| good	18.84 \| good	0.508 \| good
2026-04-23T16:00:00.000Z	44 \| good	7.608 \| good	43.188 \| good	41.841 \| good	0.37 \| good	14.401 \| good	0.367 \| good
2026-04-23T17:00:00.000Z	43 \| good	5.593 \| good	30.279 \| good	46.042 \| good	0.302 \| good	12.831 \| good	0.267 \| good
2026-04-23T18:00:00.000Z	45 \| good	4.418 \| good	23.933 \| good	49.04 \| good	0.326 \| good	9.893 \| good	0.227 \| good
2026-04-23T19:00:00.000Z	47 \| good	2.814 \| good	21.579 \| good	51.184 \| good	0.28 \| good	9.52 \| good	0.227 \| good
2026-04-23T20:00:00.000Z	48 \| good	3.007 \| good	19.923 \| good	52.415 \| good	0.26 \| good	7.446 \| good	0.227 \| good
2026-04-23T21:00:00.000Z	49 \| good	3.109 \| good	20.933 \| good	53.481 \| good	0.268 \| good	9.086 \| good	0.247 \| good
2026-04-23T22:00:00.000Z	49 \| good	2.514 \| good	21.431 \| good	52.663 \| good	0.344 \| good	9.029 \| good	0.247 \| good
2026-04-23T23:00:00.000Z	51 \| moderate	3.345 \| good	21.809 \| good	54.537 \| good	0.347 \| good	8.064 \| good	0.226 \| good
2026-04-24T00:00:00.000Z	51 \| moderate	3.708 \| good	24.485 \| good	55.092 \| fine	0.254 \| good	6.107 \| good	0.207 \| good
2026-04-24T01:00:00.000Z	51 \| moderate	3.339 \| good	23.003 \| good	54.968 \| good	0.354 \| good	5.63 \| good	0.207 \| good
2026-04-24T02:00:00.000Z	51 \| moderate	4.008 \| good	23.535 \| good	55.135 \| fine	0.35 \| good	5.166 \| good	0.187 \| good
2026-04-24T03:00:00.000Z	46 \| good	7.359 \| good	32.568 \| good	50.429 \| good	0.444 \| good	1.918 \| good	0.12 \| good
2026-04-24T04:00:00.000Z	49 \| good	3.214 \| good	23.408 \| good	52.532 \| good	0.289 \| good	7.945 \| good	0.226 \| good
2026-04-24T05:00:00.000Z	49 \| good	3.214 \| good	23.408 \| good	52.532 \| good	0.289 \| good	7.945 \| good	0.226 \| good
2026-04-24T06:00:00.000Z	58 \| moderate	12.91 \| fine	57.742 \| fine	48.345 \| good	0.51 \| good	2.317 \| good	0.131 \| good
2026-04-24T07:00:00.000Z	58 \| moderate	12.646 \| fine	56.908 \| fine	40.113 \| good	0.507 \| good	2.144 \| good	0.13 \| good
2026-04-24T08:00:00.000Z	54 \| moderate	10.847 \| good	47.695 \| good	27.669 \| good	0.505 \| good	1.972 \| good	0.13 \| good
2026-04-24T09:00:00.000Z	44 \| good	8.083 \| good	35.507 \| good	30.516 \| good	0.503 \| good	1.8 \| good	0.129 \| good
2026-04-24T10:00:00.000Z	49 \| good	9.425 \| good	41.945 \| good	30.005 \| good	0.463 \| good	1.857 \| good	0.13 \| good
2026-04-24T11:00:00.000Z	56 \| moderate	12.254 \| fine	55.107 \| fine	23.17 \| good	0.423 \| good	1.915 \| good	0.131 \| good
2026-04-24T12:00:00.000Z	60 \| moderate	14.347 \| fine	64.756 \| fine	26.616 \| good	0.383 \| good	1.973 \| good	0.132 \| good
2026-04-24T13:00:00.000Z	62 \| moderate	15.012 \| fine	66.756 \| fine	23.374 \| good	0.402 \| good	2.066 \| good	0.138 \| good
2026-04-24T14:00:00.000Z	66 \| moderate	16.827 \| fine	74.972 \| fine	29.536 \| good	0.42 \| good	2.159 \| good	0.144 \| good
2026-04-24T15:00:00.000Z	52 \| moderate	9.582 \| good	42.847 \| good	39.106 \| good	0.439 \| good	2.252 \| good	0.15 \| good
2026-04-24T16:00:00.000Z	45 \| good	7.829 \| good	34.056 \| good	49.358 \| good	0.397 \| good	1.666 \| good	0.138 \| good
2026-04-24T17:00:00.000Z	54 \| moderate	5.97 \| good	26.785 \| good	55.78 \| fine	0.355 \| good	1.08 \| good	0.127 \| good
2026-04-24T18:00:00.000Z	61 \| moderate	4.428 \| good	19.079 \| good	57.638 \| fine	0.312 \| good	0.494 \| good	0.115 \| good
2026-04-24T19:00:00.000Z	67 \| moderate	4.77 \| good	20.751 \| good	59.675 \| fine	0.3 \| good	0.434 \| good	0.115 \| good
2026-04-24T20:00:00.000Z	71 \| moderate	5.332 \| good	22.969 \| good	61.167 \| fine	0.288 \| good	0.374 \| good	0.114 \| good
2026-04-24T21:00:00.000Z	77 \| moderate	2.757 \| good	11.658 \| good	62.504 \| fine	0.275 \| good	0.314 \| good	0.114 \| good
2026-04-24T22:00:00.000Z	77 \| moderate	3.726 \| good	16.045 \| good	63.027 \| fine	0.267 \| good	0.355 \| good	0.115 \| good
2026-04-24T23:00:00.000Z	74 \| moderate	4.697 \| good	20.597 \| good	62.338 \| fine	0.259 \| good	0.396 \| good	0.115 \| good
2026-04-25T00:00:00.000Z	71 \| moderate	4.072 \| good	17.943 \| good	61.024 \| fine	0.25 \| good	0.437 \| good	0.116 \| good
2026-04-25T01:00:00.000Z	61 \| moderate	6.028 \| good	26.596 \| good	57.641 \| fine	0.238 \| good	0.833 \| good	0.119 \| good
2026-04-25T02:00:00.000Z	58 \| moderate	6.99 \| good	30.804 \| good	56.81 \| fine	0.226 \| good	1.229 \| good	0.121 \| good
2026-04-25T03:00:00.000Z	47 \| good	4.25 \| good	18.13 \| good	50.767 \| good	0.214 \| good	1.624 \| good	0.124 \| good
2026-04-25T04:00:00.000Z	48 \| good	4.344 \| good	18.706 \| good	52.263 \| good	0.209 \| good	1.545 \| good	0.123 \| good
2026-04-25T05:00:00.000Z	48 \| good	5.881 \| good	26.178 \| good	52.321 \| good	0.204 \| good	1.465 \| good	0.121 \| good
2026-04-25T06:00:00.000Z	49 \| good	9.155 \| good	40.835 \| good	53.253 \| good	0.199 \| good	1.385 \| good	0.12 \| good
2026-04-25T07:00:00.000Z	47 \| good	8.082 \| good	35.177 \| good	50.648 \| good	0.177 \| good	1.209 \| good	0.118 \| good
2026-04-25T08:00:00.000Z	44 \| good	7.867 \| good	34.246 \| good	45.442 \| good	0.155 \| good	1.034 \| good	0.116 \| good
2026-04-25T09:00:00.000Z	44 \| good	7.57 \| good	33.281 \| good	36.388 \| good	0.134 \| good	0.858 \| good	0.115 \| good
2026-04-25T10:00:00.000Z	52 \| moderate	9.909 \| good	44.152 \| good	33.368 \| good	0.133 \| good	0.865 \| good	0.115 \| good
2026-04-25T11:00:00.000Z	52 \| moderate	10.471 \| good	46.366 \| good	24.421 \| good	0.133 \| good	0.871 \| good	0.115 \| good
2026-04-25T12:00:00.000Z	54 \| moderate	10.934 \| good	48.454 \| good	24.023 \| good	0.133 \| good	0.877 \| good	0.115 \| good
2026-04-25T13:00:00.000Z	58 \| moderate	13.032 \| fine	59.072 \| fine	26.606 \| good	0.158 \| good	1.007 \| good	0.118 \| good
2026-04-25T14:00:00.000Z	49 \| good	9.331 \| good	41.519 \| good	36.787 \| good	0.184 \| good	1.136 \| good	0.121 \| good
2026-04-25T15:00:00.000Z	44 \| good	7.941 \| good	34.923 \| good	42.92 \| good	0.209 \| good	1.266 \| good	0.124 \| good
2026-04-25T16:00:00.000Z	38 \| good	7.305 \| good	31.997 \| good	35.717 \| good	0.172 \| good	0.933 \| good	0.12 \| good
2026-04-25T17:00:00.000Z	37 \| good	6.437 \| good	28.752 \| good	40.187 \| good	0.136 \| good	0.6 \| good	0.116 \| good
2026-04-25T18:00:00.000Z	45 \| good	5.545 \| good	24.059 \| good	48.528 \| good	0.099 \| good	0.268 \| good	0.112 \| good
2026-04-25T19:00:00.000Z	48 \| good	5.76 \| good	24.925 \| good	52.35 \| good	0.096 \| good	0.251 \| good	0.112 \| good
2026-04-25T20:00:00.000Z	49 \| good	5.442 \| good	23.144 \| good	52.896 \| good	0.093 \| good	0.235 \| good	0.113 \| good
2026-04-25T21:00:00.000Z	50 \| good	4.282 \| good	18.751 \| good	53.64 \| good	0.09 \| good	0.219 \| good	0.113 \| good
2026-04-25T22:00:00.000Z	47 \| good	5.157 \| good	22.021 \| good	50.798 \| good	0.09 \| good	0.255 \| good	0.113 \| good
2026-04-25T23:00:00.000Z	46 \| good	5.296 \| good	23 \| good	49.588 \| good	0.09 \| good	0.291 \| good	0.113 \| good
2026-04-26T00:00:00.000Z	57 \| moderate	7.688 \| good	67.452 \| fine	54.424 \| good	0.091 \| good	0.325 \| good	0.113 \| good
2026-04-26T01:00:00.000Z	44 \| good	2.296 \| good	9.434 \| good	47.845 \| good	0.097 \| good	0.566 \| good	0.115 \| good
2026-04-26T02:00:00.000Z	41 \| good	4.225 \| good	18.333 \| good	43.65 \| good	0.104 \| good	0.807 \| good	0.117 \| good
2026-04-26T03:00:00.000Z	41 \| good	1.634 \| good	6.725 \| good	43.932 \| good	0.111 \| good	1.047 \| good	0.119 \| good
2026-04-26T04:00:00.000Z	41 \| good	3.128 \| good	13.644 \| good	43.776 \| good	0.105 \| good	0.918 \| good	0.118 \| good
2026-04-26T05:00:00.000Z	46 \| good	6.817 \| good	30 \| good	50.278 \| good	0.099 \| good	0.789 \| good	0.117 \| good

Casa Grande, Arizona live air quality index now

Major air pollutants in Casa Grande, Arizona

Particulate Matter2.5 (PM2.5)

Particulate Matter10 (PM10)

Ozone (O3)

Sulfur Dioxide (SO2)

Nitrogen Dioxide (NO2)

Carbon Monoxide (CO)

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Air quality in nearby cities

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Frequently asked questions

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What is the current concentration of PM2.5 in Casa Grande, Arizona?

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What is the current concentration of carbon monoxide (CO) in Casa Grande, Arizona?

What is the current concentration of sulfur dioxide (SO2) in Casa Grande, Arizona?

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Particulate Matter_2.5 (PM_2.5)

Particulate Matter₁₀ (PM₁₀)

Ozone (O₃)

Sulfur Dioxide (SO₂)

Nitrogen Dioxide (NO₂)

What is the current concentration of PM_2.5 in Casa Grande, Arizona?

What is the current concentration of PM₁₀ in Casa Grande, Arizona?

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What is the current concentration of nitrogen dioxide (NO₂) in Casa Grande, Arizona?