What is the current concentration of PM10 in San Tan Valley, Arizona?

The current PM10 concentration at San Tan Valley, Arizona is 21.315 μg/m3.

What is the current concentration of sulfur dioxide (SO2) in San Tan Valley, Arizona?

The current sulfur dioxide (SO2) concentration at San Tan Valley, Arizona is 0.907 ppb.

What is the current concentration of ozone (O3) in San Tan Valley, Arizona?

The current ozone (O3) concentration at San Tan Valley, Arizona is 28.579 ppm.

What is the current concentration of nitrogen dioxide (NO2) in San Tan Valley, Arizona?

The current nitrogen dioxide (NO2) concentration at San Tan Valley, Arizona is 9.061 ppb.

San Tan Valley, Arizona live air quality index now

Q: What is the current concentration of PM2.5 in San Tan Valley, Arizona?

The current PM2.5 concentration at San Tan Valley, Arizona is 4.715 μg/m3.

Stay updated with real-time air quality in San Tan Valley, 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

San Tan Valley, Arizona

Last updated: ... (Local time)

Major air pollutants in San Tan Valley, Arizona

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

4.71 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

21.32 μg/m³

155

255

425

605+

Ozone (O₃)

28.58 ppb

201

201+

Sulfur Dioxide (SO₂)

0.91 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

9.06 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.25 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

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San Tan Valley, Arizona

Scroll To Air Quality Map

Track live San Tan Valley, Arizona air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-03-15T10:00:00.000Z	27 \| good	4.54 \| good	19.859 \| good	24.799 \| good	0.302 \| good	13.075 \| good	0.276 \| good
2026-03-15T11:00:00.000Z	25 \| good	3.676 \| good	16.052 \| good	27.118 \| good	0.238 \| good	8.33 \| good	0.303 \| good
2026-03-15T12:00:00.000Z	27 \| good	3.357 \| good	15.157 \| good	28.973 \| good	0.25 \| good	7.914 \| good	0.253 \| good
2026-03-15T13:00:00.000Z	30 \| good	3.367 \| good	15.078 \| good	31.609 \| good	0.524 \| good	8.076 \| good	0.253 \| good
2026-03-15T14:00:00.000Z	27 \| good	3.479 \| good	15.055 \| good	29.151 \| good	0.352 \| good	9.329 \| good	0.188 \| good
2026-03-15T15:00:00.000Z	27 \| good	4.501 \| good	20.641 \| good	25.925 \| good	0.881 \| good	8.166 \| good	0.245 \| good
2026-03-15T16:00:00.000Z	38 \| good	7.464 \| good	33.906 \| good	23.126 \| good	0.57 \| good	7.406 \| good	0.207 \| good
2026-03-15T17:00:00.000Z	33 \| good	6.059 \| good	27.382 \| good	27.092 \| good	0.612 \| good	10.903 \| good	0.241 \| good
2026-03-15T18:00:00.000Z	29 \| good	4.172 \| good	18.79 \| good	30.963 \| good	0.499 \| good	10.897 \| good	0.241 \| good
2026-03-15T19:00:00.000Z	31 \| good	3.082 \| good	14.067 \| good	34.009 \| good	0.417 \| good	7.967 \| good	0.188 \| good
2026-03-15T20:00:00.000Z	35 \| good	2.706 \| good	12.821 \| good	38.085 \| good	0.27 \| good	7.731 \| good	0.173 \| good
2026-03-15T21:00:00.000Z	44 \| good	2.553 \| good	12.101 \| good	48.157 \| good	0.279 \| good	6.915 \| good	0.191 \| good
2026-03-15T22:00:00.000Z	45 \| good	2.586 \| good	12.075 \| good	48.879 \| good	0.272 \| good	6.142 \| good	0.173 \| good
2026-03-15T23:00:00.000Z	49 \| good	2.608 \| good	12.135 \| good	53.103 \| good	0.269 \| good	6.774 \| good	0.168 \| good
2026-03-16T00:00:00.000Z	50 \| good	2.793 \| good	12.991 \| good	54.208 \| good	0.266 \| good	6.601 \| good	0.168 \| good
2026-03-16T01:00:00.000Z	47 \| good	3.367 \| good	15.396 \| good	50.917 \| good	0.242 \| good	9.698 \| good	0.187 \| good
2026-03-16T02:00:00.000Z	46 \| good	4.877 \| good	21.45 \| good	49.701 \| good	0.241 \| good	8.065 \| good	0.249 \| good
2026-03-16T03:00:00.000Z	41 \| good	6.482 \| good	28.951 \| good	43.746 \| good	0.245 \| good	13.019 \| good	0.327 \| good
2026-03-16T04:00:00.000Z	40 \| good	7.068 \| good	31.979 \| good	42.73 \| good	0.246 \| good	13.705 \| good	0.327 \| good
2026-03-16T05:00:00.000Z	38 \| good	7.294 \| good	32.564 \| good	34.19 \| good	0.291 \| good	15.193 \| good	0.342 \| good
2026-03-16T06:00:00.000Z	38 \| good	7.419 \| good	32.967 \| good	30.424 \| good	0.292 \| good	15.491 \| good	0.339 \| good
2026-03-16T07:00:00.000Z	38 \| good	7.472 \| good	32.967 \| good	27.336 \| good	0.249 \| good	13.888 \| good	0.408 \| good
2026-03-16T08:00:00.000Z	33 \| good	6.26 \| good	28.252 \| good	27.238 \| good	0.323 \| good	7.757 \| good	0.358 \| good
2026-03-16T09:00:00.000Z	33 \| good	5.797 \| good	26.407 \| good	31.404 \| good	0.282 \| good	5.928 \| good	0.265 \| good
2026-03-16T10:00:00.000Z	33 \| good	5.592 \| good	25.358 \| good	29.972 \| good	2.803 \| good	12.62 \| good	0.265 \| good
2026-03-16T11:00:00.000Z	33 \| good	5.525 \| good	24.953 \| good	30.012 \| good	3.513 \| good	15.767 \| good	0.292 \| good
2026-03-16T12:00:00.000Z	27 \| good	4.418 \| good	19.444 \| good	28.774 \| good	1.196 \| good	20.101 \| good	0.314 \| good
2026-03-16T13:00:00.000Z	31 \| good	4.329 \| good	19.068 \| good	32.553 \| good	0.577 \| good	18.847 \| good	0.314 \| good
2026-03-16T14:00:00.000Z	30 \| good	5.454 \| good	24.45 \| good	32.363 \| good	1.757 \| good	23.608 \| good	0.591 \| good
2026-03-16T15:00:00.000Z	38 \| good	7.083 \| good	31.55 \| good	28.928 \| good	1.283 \| good	24.753 \| good	0.63 \| good
2026-03-16T16:00:00.000Z	44 \| good	7.892 \| good	35.97 \| good	29.832 \| good	1.161 \| good	20.616 \| good	0.52 \| good
2026-03-16T17:00:00.000Z	38 \| good	7.402 \| good	34.017 \| good	31.983 \| good	0.539 \| good	18.384 \| good	0.321 \| good
2026-03-16T18:00:00.000Z	38 \| good	6.731 \| good	29.671 \| good	37.859 \| good	0.525 \| good	15.907 \| good	0.253 \| good
2026-03-16T19:00:00.000Z	38 \| good	6.665 \| good	29.948 \| good	34.9 \| good	0.448 \| good	13.611 \| good	0.275 \| good
2026-03-16T20:00:00.000Z	39 \| good	5.527 \| good	25.693 \| good	42.219 \| good	0.444 \| good	10.052 \| good	0.183 \| good
2026-03-16T21:00:00.000Z	43 \| good	4.996 \| good	22.794 \| good	45.582 \| good	0.568 \| good	9.074 \| good	0.202 \| good
2026-03-16T22:00:00.000Z	41 \| good	4.315 \| good	19.002 \| good	43.833 \| good	1.298 \| good	9.944 \| good	0.205 \| good
2026-03-16T23:00:00.000Z	38 \| good	3.462 \| good	15.543 \| good	41.298 \| good	0.431 \| good	8.477 \| good	0.205 \| good
2026-03-17T00:00:00.000Z	37 \| good	3.166 \| good	14.668 \| good	39.803 \| good	0.413 \| good	9.262 \| good	0.205 \| good
2026-03-17T01:00:00.000Z	38 \| good	3.598 \| good	16.403 \| good	40.924 \| good	0.74 \| good	8.642 \| good	0.183 \| good
2026-03-17T02:00:00.000Z	35 \| good	4.325 \| good	20.485 \| good	38.148 \| good	0.736 \| good	12.219 \| good	0.246 \| good
2026-03-17T03:00:00.000Z	38 \| good	7.352 \| good	32.346 \| good	34.625 \| good	0.643 \| good	9.691 \| good	0.181 \| good
2026-03-17T04:00:00.000Z	49 \| good	9.086 \| good	33.358 \| good	32.325 \| good	2.44 \| good	22.367 \| good	0.465 \| good
2026-03-17T05:00:00.000Z	38 \| good	6.87 \| good	30.726 \| good	33.888 \| good	0.682 \| good	12.962 \| good	0.378 \| good
2026-03-17T06:00:00.000Z	33 \| good	5.719 \| good	25.779 \| good	31.297 \| good	1.77 \| good	11.256 \| good	0.379 \| good
2026-03-17T07:00:00.000Z	33 \| good	5.645 \| good	25.34 \| good	30.312 \| good	0.843 \| good	10.438 \| good	0.222 \| good
2026-03-17T08:00:00.000Z	27 \| good	4.715 \| good	21.315 \| good	28.579 \| good	0.907 \| good	9.061 \| good	0.249 \| good
2026-03-17T09:00:00.000Z	27 \| good	4.715 \| good	21.315 \| good	28.579 \| good	0.907 \| good	9.061 \| good	0.249 \| good
2026-03-17T10:00:00.000Z	25 \| good	1.489 \| good	5.866 \| good	27.317 \| good	0.133 \| good	4.33 \| good	0.137 \| good
2026-03-17T11:00:00.000Z	25 \| good	1.706 \| good	6.899 \| good	27.005 \| good	0.118 \| good	3.185 \| good	0.127 \| good
2026-03-17T12:00:00.000Z	25 \| good	4.135 \| good	18.209 \| good	27.276 \| good	0.104 \| good	2.04 \| good	0.117 \| good
2026-03-17T13:00:00.000Z	23 \| good	4.261 \| good	18.492 \| good	25.12 \| good	0.118 \| good	2.314 \| good	0.127 \| good
2026-03-17T14:00:00.000Z	22 \| good	3.977 \| good	17.128 \| good	24.318 \| good	0.132 \| good	2.588 \| good	0.136 \| good
2026-03-17T15:00:00.000Z	27 \| good	5.307 \| good	22.751 \| good	24.889 \| good	0.146 \| good	2.863 \| good	0.145 \| good
2026-03-17T16:00:00.000Z	27 \| good	5.494 \| good	23.656 \| good	28.849 \| good	0.161 \| good	2.312 \| good	0.135 \| good
2026-03-17T17:00:00.000Z	33 \| good	5.545 \| good	24.193 \| good	34.549 \| good	0.176 \| good	1.761 \| good	0.125 \| good
2026-03-17T18:00:00.000Z	35 \| good	5.89 \| good	25.673 \| good	38.475 \| good	0.19 \| good	1.209 \| good	0.115 \| good
2026-03-17T19:00:00.000Z	40 \| good	5.889 \| good	25.655 \| good	42.572 \| good	0.172 \| good	1.017 \| good	0.11 \| good
2026-03-17T20:00:00.000Z	43 \| good	5.551 \| good	23.745 \| good	46.168 \| good	0.153 \| good	0.825 \| good	0.104 \| good
2026-03-17T21:00:00.000Z	44 \| good	5.949 \| good	25.944 \| good	48.171 \| good	0.134 \| good	0.632 \| good	0.099 \| good
2026-03-17T22:00:00.000Z	45 \| good	4.463 \| good	19.266 \| good	49.351 \| good	0.186 \| good	0.822 \| good	0.1 \| good
2026-03-17T23:00:00.000Z	48 \| good	4.656 \| good	20.217 \| good	51.592 \| good	0.237 \| good	1.011 \| good	0.102 \| good
2026-03-18T00:00:00.000Z	51 \| moderate	8.329 \| good	36.47 \| good	54.81 \| good	0.289 \| good	1.201 \| good	0.103 \| good
2026-03-18T01:00:00.000Z	56 \| moderate	12.036 \| good	53.761 \| good	54.171 \| good	0.439 \| good	3.014 \| good	0.117 \| good
2026-03-18T02:00:00.000Z	64 \| moderate	15.952 \| fine	71.524 \| fine	46.658 \| good	0.589 \| good	4.826 \| good	0.132 \| good
2026-03-18T03:00:00.000Z	67 \| moderate	18.065 \| fine	80.16 \| fine	38.133 \| good	0.739 \| good	6.639 \| good	0.146 \| good
2026-03-18T04:00:00.000Z	67 \| moderate	18.108 \| fine	80.19 \| fine	32.095 \| good	0.849 \| good	7.905 \| good	0.154 \| good
2026-03-18T05:00:00.000Z	67 \| moderate	17.798 \| fine	78.455 \| fine	26.795 \| good	0.959 \| good	9.171 \| good	0.163 \| good
2026-03-18T06:00:00.000Z	66 \| moderate	16.878 \| fine	74.814 \| fine	24.997 \| good	1.069 \| good	10.437 \| good	0.171 \| good
2026-03-18T07:00:00.000Z	64 \| moderate	16.301 \| fine	72.272 \| fine	24.809 \| good	1.058 \| good	10.079 \| good	0.171 \| good
2026-03-18T08:00:00.000Z	62 \| moderate	14.677 \| fine	65.722 \| fine	25.058 \| good	1.047 \| good	9.72 \| good	0.171 \| good
2026-03-18T09:00:00.000Z	56 \| moderate	12.366 \| fine	55.261 \| fine	24.687 \| good	1.036 \| good	9.362 \| good	0.17 \| good
2026-03-18T10:00:00.000Z	54 \| moderate	10.618 \| good	47.141 \| good	24.972 \| good	0.892 \| good	8.488 \| good	0.166 \| good
2026-03-18T11:00:00.000Z	49 \| good	8.841 \| good	39.012 \| good	26.211 \| good	0.749 \| good	7.614 \| good	0.161 \| good
2026-03-18T12:00:00.000Z	44 \| good	7.919 \| good	34.898 \| good	27.936 \| good	0.605 \| good	6.74 \| good	0.156 \| good
2026-03-18T13:00:00.000Z	49 \| good	8.758 \| good	38.396 \| good	25.174 \| good	0.532 \| good	6.057 \| good	0.16 \| good
2026-03-18T14:00:00.000Z	33 \| good	6.101 \| good	26.255 \| good	24.363 \| good	0.459 \| good	5.373 \| good	0.165 \| good
2026-03-18T15:00:00.000Z	27 \| good	4.651 \| good	20.336 \| good	26.605 \| good	0.387 \| good	4.69 \| good	0.169 \| good
2026-03-18T16:00:00.000Z	31 \| good	3.935 \| good	17.125 \| good	33.281 \| good	0.482 \| good	3.919 \| good	0.158 \| good
2026-03-18T17:00:00.000Z	38 \| good	3.873 \| good	16.671 \| good	40.703 \| good	0.577 \| good	3.148 \| good	0.147 \| good
2026-03-18T18:00:00.000Z	44 \| good	6.491 \| good	28.569 \| good	47.621 \| good	0.672 \| good	2.377 \| good	0.137 \| good
2026-03-18T19:00:00.000Z	48 \| good	7.777 \| good	34.247 \| good	51.598 \| good	0.585 \| good	1.962 \| good	0.128 \| good
2026-03-18T20:00:00.000Z	51 \| moderate	8.17 \| good	35.785 \| good	54.768 \| good	0.497 \| good	1.546 \| good	0.119 \| good
2026-03-18T21:00:00.000Z	58 \| moderate	7.493 \| good	33.04 \| good	56.703 \| fine	0.409 \| good	1.131 \| good	0.111 \| good
2026-03-18T22:00:00.000Z	61 \| moderate	5.704 \| good	24.92 \| good	58.417 \| fine	0.431 \| good	1.242 \| good	0.11 \| good
2026-03-18T23:00:00.000Z	71 \| moderate	6.586 \| good	29.208 \| good	61.258 \| fine	0.453 \| good	1.353 \| good	0.109 \| good
2026-03-19T00:00:00.000Z	77 \| moderate	12.19 \| fine	54.659 \| good	63.387 \| fine	0.474 \| good	1.464 \| good	0.108 \| good
2026-03-19T01:00:00.000Z	71 \| moderate	12.507 \| fine	56.072 \| fine	60.922 \| fine	0.617 \| good	3.705 \| good	0.126 \| good
2026-03-19T02:00:00.000Z	64 \| moderate	15.986 \| fine	70.948 \| fine	49.417 \| good	0.759 \| good	5.947 \| good	0.144 \| good
2026-03-19T03:00:00.000Z	73 \| moderate	21.178 \| fine	92.715 \| fine	35.808 \| good	0.901 \| good	8.189 \| good	0.161 \| good
2026-03-19T04:00:00.000Z	75 \| moderate	21.563 \| fine	94.991 \| fine	30.57 \| good	1.029 \| good	9.367 \| good	0.169 \| good
2026-03-19T05:00:00.000Z	73 \| moderate	21.337 \| fine	93.698 \| fine	27.598 \| good	1.157 \| good	10.546 \| good	0.177 \| good
2026-03-19T06:00:00.000Z	62 \| moderate	14.807 \| fine	54.769 \| good	34.77 \| good	1.304 \| good	12.046 \| good	0.187 \| good
2026-03-19T07:00:00.000Z	67 \| moderate	18.418 \| fine	81.628 \| fine	26.934 \| good	1.253 \| good	11.05 \| good	0.183 \| good
2026-03-19T08:00:00.000Z	62 \| moderate	15.341 \| fine	68.37 \| fine	27.931 \| good	1.221 \| good	10.376 \| good	0.182 \| good
2026-03-19T09:00:00.000Z	54 \| moderate	11.391 \| good	50.594 \| good	28.771 \| good	1.189 \| good	9.702 \| good	0.181 \| good

San Tan Valley

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San Tan Valley, Arizona air quality map: Track AQI near you

0.22ppm

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 San Tan Valley, Arizona updated?

The air quality for San Tan Valley, Arizona is updated every hour.

When was the worst air quality at San Tan Valley, Arizona in the last 24 hrs?

The worst air quality in San Tan Valley, Arizona in the last 24 hours was observed at 04:00:00 on 2026-03-17.

When was the best air quality at San Tan Valley, Arizona in the last 24 hrs?

In the last 24 hrs, the best air quality in San Tan Valley, Arizona was observed at 08:00:00 on 2026-03-17.

What is the current air quality in San Tan Valley, Arizona?

The current air quality in San Tan Valley, Arizona is 27, categorized as Good based on real-time data.

What pollutant is the most common in San Tan Valley, Arizona?

The most common pollutant in San Tan Valley, Arizona is O3.

What should I do if the air quality in San Tan Valley, Arizona is poor?

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

What is the current concentration of PM_2.5 in San Tan Valley, Arizona?

The current PM_2.5 concentration at San Tan Valley, Arizona is 4.715 μg/m³.

What is the current concentration of PM₁₀ in San Tan Valley, Arizona?

The current PM₁₀ concentration at San Tan Valley, Arizona is 21.315 μg/m³.

What is the current concentration of carbon monoxide (CO) in San Tan Valley, Arizona?

The current carbon monoxide (CO) concentration at San Tan Valley, Arizona is 0.249 ppm.

What is the current concentration of sulfur dioxide (SO₂) in San Tan Valley, Arizona?

The current sulfur dioxide (SO₂) concentration at San Tan Valley, Arizona is 0.907 ppb.

What is the current concentration of ozone (O₃) in San Tan Valley, Arizona?

The current ozone (O₃) concentration at San Tan Valley, Arizona is 28.579 ppm.

What is the current concentration of nitrogen dioxide (NO₂) in San Tan Valley, Arizona?

The current nitrogen dioxide (NO₂) concentration at San Tan Valley, Arizona is 9.061 ppb.

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