What are the current PM10 levels at Vacaville, California?

The current PM10 levels in Vacaville, California are 28.476 μg/m3.

What are the current sulfur dioxide (SO2) levels at Vacaville, California?

The current sulfur dioxide (SO2) levels in Vacaville, California are 0.397 ppb.

What are the current ozone (O3) levels at Vacaville, California?

The current ozone (O3) levels at Vacaville, California is 38.399 ppm.

What are the current nitrogen dioxide (NO2) levels at Vacaville, California?

The current nitrogen dioxide (NO2) levels at Vacaville, California is 3.218 ppb.

Real-time air quality index in Vacaville, California today

Q: What are the current PM2.5 levels in Vacaville, California?

The measured PM2.5 levels in Vacaville, California at present are 6.721 μg/m3.

Stay updated with real-time air quality in Vacaville, California 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

Vacaville, California

Last updated: ... (Local time)

Common air pollutants in Vacaville, California

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

6.72 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

28.48 μg/m³

155

255

425

605+

Ozone (O₃)

38.40 ppb

201

201+

Sulfur Dioxide (SO₂)

0.40 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

3.22 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.32 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

Looks like we don't have this data available right now

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Vacaville, California

Scroll To Air Quality Map

Track live Vacaville, California air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-03-08T00:00:00.000Z	33 \| good	2.234 \| good	9.226 \| good	36.37 \| good	0.562 \| good	1.604 \| good	0.263 \| good
2026-03-08T01:00:00.000Z	32 \| good	1.243 \| good	5.385 \| good	34.629 \| good	0.549 \| good	2.015 \| good	0.264 \| good
2026-03-08T02:00:00.000Z	31 \| good	3.112 \| good	13.128 \| good	33.111 \| good	0.585 \| good	2.205 \| good	0.285 \| good
2026-03-08T03:00:00.000Z	19 \| good	1.986 \| good	7.944 \| good	20.998 \| good	0.265 \| good	5.86 \| good	0.155 \| good
2026-03-08T04:00:00.000Z	28 \| good	2.472 \| good	7.782 \| good	29.764 \| good	0.733 \| good	2.783 \| good	0.379 \| good
2026-03-08T05:00:00.000Z	26 \| good	2.715 \| good	14.098 \| good	28.476 \| good	0.861 \| good	3.35 \| good	0.396 \| good
2026-03-08T06:00:00.000Z	29 \| good	3.223 \| good	14.288 \| good	31.053 \| good	0.928 \| good	4.311 \| good	0.494 \| good
2026-03-08T07:00:00.000Z	30 \| good	4.077 \| good	19.347 \| good	31.798 \| good	0.929 \| good	4.797 \| good	0.509 \| good
2026-03-08T08:00:00.000Z	33 \| good	6.325 \| good	33.487 \| good	30.287 \| good	0.87 \| good	4.993 \| good	0.518 \| good
2026-03-08T09:00:00.000Z	33 \| good	5.844 \| good	15.182 \| good	27.756 \| good	0.839 \| good	4.718 \| good	0.501 \| good
2026-03-08T10:00:00.000Z	27 \| good	4.694 \| good	19.56 \| good	23.603 \| good	0.328 \| good	4.114 \| good	0.221 \| good
2026-03-08T11:00:00.000Z	38 \| good	6.539 \| good	27.088 \| good	23.578 \| good	0.357 \| good	4.843 \| good	0.2 \| good
2026-03-08T12:00:00.000Z	44 \| good	8.092 \| good	35.258 \| good	23.088 \| good	0.194 \| good	5.925 \| good	0.451 \| good
2026-03-08T13:00:00.000Z	38 \| good	7.399 \| good	32.881 \| good	18.809 \| good	0.652 \| good	4.822 \| good	0.385 \| good
2026-03-08T14:00:00.000Z	49 \| good	9.12 \| good	40.793 \| good	16.933 \| good	0.668 \| good	5.434 \| good	0.342 \| good
2026-03-08T15:00:00.000Z	52 \| moderate	10.44 \| good	46.839 \| good	14.277 \| good	0.683 \| good	4.299 \| good	0.347 \| good
2026-03-08T16:00:00.000Z	54 \| moderate	10.562 \| good	47.152 \| good	11.863 \| good	0.672 \| good	4.717 \| good	0.342 \| good
2026-03-08T17:00:00.000Z	54 \| moderate	11.233 \| good	50.644 \| good	10.405 \| good	0.662 \| good	3.913 \| good	0.382 \| good
2026-03-08T18:00:00.000Z	56 \| moderate	12.231 \| fine	54.25 \| good	15.92 \| good	0.893 \| good	2.977 \| good	0.384 \| good
2026-03-08T19:00:00.000Z	56 \| moderate	12.262 \| fine	55.549 \| fine	23.93 \| good	0.953 \| good	3.769 \| good	0.378 \| good
2026-03-08T20:00:00.000Z	52 \| moderate	10.453 \| good	45.236 \| good	26.985 \| good	1.071 \| good	3.246 \| good	0.334 \| good
2026-03-08T21:00:00.000Z	44 \| good	7.868 \| good	34.735 \| good	31.284 \| good	1.115 \| good	3.638 \| good	0.348 \| good
2026-03-08T22:00:00.000Z	38 \| good	7.293 \| good	31.937 \| good	34.939 \| good	1.065 \| good	3.403 \| good	0.312 \| good
2026-03-08T23:00:00.000Z	38 \| good	7.374 \| good	32.818 \| good	36.801 \| good	0.986 \| good	4.066 \| good	0.312 \| good
2026-03-09T00:00:00.000Z	36 \| good	5.681 \| good	23.956 \| good	39.31 \| good	0.869 \| good	4.126 \| good	0.316 \| good
2026-03-09T01:00:00.000Z	37 \| good	4.879 \| good	20.354 \| good	40.403 \| good	0.857 \| good	4.178 \| good	0.358 \| good
2026-03-09T02:00:00.000Z	37 \| good	3.935 \| good	16.512 \| good	40.175 \| good	0.84 \| good	6.385 \| good	0.374 \| good
2026-03-09T03:00:00.000Z	30 \| good	4.556 \| good	19.615 \| good	32.475 \| good	1.416 \| good	16.382 \| good	0.256 \| good
2026-03-09T04:00:00.000Z	37 \| good	4.455 \| good	19.629 \| good	39.522 \| good	0.595 \| good	8.521 \| good	0.398 \| good
2026-03-09T05:00:00.000Z	32 \| good	4.542 \| good	19.494 \| good	34.772 \| good	0.522 \| good	11.044 \| good	0.345 \| good
2026-03-09T06:00:00.000Z	33 \| good	5.528 \| good	24.844 \| good	29.981 \| good	0.538 \| good	12.934 \| good	0.378 \| good
2026-03-09T07:00:00.000Z	33 \| good	5.646 \| good	23.655 \| good	24.02 \| good	0.525 \| good	9.851 \| good	0.397 \| good
2026-03-09T08:00:00.000Z	33 \| good	6.113 \| good	26.124 \| good	20.297 \| good	0.538 \| good	7.092 \| good	0.374 \| good
2026-03-09T09:00:00.000Z	33 \| good	6.115 \| good	26.343 \| good	18.913 \| good	0.449 \| good	7.658 \| good	0.352 \| good
2026-03-09T10:00:00.000Z	33 \| good	6.011 \| good	25.963 \| good	18.754 \| good	0.41 \| good	8.719 \| good	0.33 \| good
2026-03-09T11:00:00.000Z	33 \| good	6.223 \| good	28.897 \| good	14.581 \| good	0.56 \| good	8.303 \| good	0.309 \| good
2026-03-09T12:00:00.000Z	27 \| good	4.608 \| good	21.343 \| good	11.564 \| good	0.54 \| good	5.531 \| good	0.325 \| good
2026-03-09T13:00:00.000Z	16 \| good	3.488 \| good	14.08 \| good	12.379 \| good	0.529 \| good	6.938 \| good	0.375 \| good
2026-03-09T14:00:00.000Z	22 \| good	3.733 \| good	14.982 \| good	16.383 \| good	0.656 \| good	10.569 \| good	0.479 \| good
2026-03-09T15:00:00.000Z	44 \| good	7.971 \| good	35.483 \| good	10.662 \| good	0.557 \| good	11.676 \| good	0.49 \| good
2026-03-09T16:00:00.000Z	27 \| good	4.713 \| good	20.85 \| good	10.104 \| good	0.683 \| good	11.697 \| good	0.519 \| good
2026-03-09T17:00:00.000Z	22 \| good	4.426 \| good	22.186 \| good	12.098 \| good	0.662 \| good	11.397 \| good	0.521 \| good
2026-03-09T18:00:00.000Z	33 \| good	5.639 \| good	25.044 \| good	13.168 \| good	0.682 \| good	8.588 \| good	0.398 \| good
2026-03-09T19:00:00.000Z	38 \| good	6.624 \| good	29.492 \| good	20.273 \| good	0.625 \| good	7.203 \| good	0.345 \| good
2026-03-09T20:00:00.000Z	38 \| good	6.586 \| good	28.595 \| good	24.699 \| good	0.797 \| good	4.172 \| good	0.32 \| good
2026-03-09T21:00:00.000Z	30 \| good	5.384 \| good	22.907 \| good	32.126 \| good	0.571 \| good	3.284 \| good	0.32 \| good
2026-03-09T22:00:00.000Z	38 \| good	6.721 \| good	28.476 \| good	38.399 \| good	0.397 \| good	3.218 \| good	0.32 \| good
2026-03-09T23:00:00.000Z	38 \| good	6.797 \| good	29.404 \| good	40.112 \| good	0.671 \| good	3.29 \| good	0.32 \| good
2026-03-09T23:00:00.000Z	38 \| good	6.721 \| good	28.476 \| good	38.399 \| good	0.397 \| good	3.218 \| good	0.32 \| good
2026-03-09T23:00:00.000Z	44 \| good	7.731 \| good	34.089 \| good	44.885 \| good	1.404 \| good	2.569 \| good	0.181 \| good
2026-03-10T00:00:00.000Z	40 \| good	7.203 \| good	31.644 \| good	42.618 \| good	1.41 \| good	2.714 \| good	0.178 \| good
2026-03-10T01:00:00.000Z	34 \| good	6.346 \| good	28.04 \| good	36.894 \| good	1.369 \| good	5.042 \| good	0.187 \| good
2026-03-10T02:00:00.000Z	30 \| good	5.497 \| good	23.602 \| good	31.821 \| good	1.327 \| good	7.371 \| good	0.197 \| good
2026-03-10T03:00:00.000Z	38 \| good	7.234 \| good	31.765 \| good	30.722 \| good	1.286 \| good	9.7 \| good	0.206 \| good
2026-03-10T04:00:00.000Z	33 \| good	6.373 \| good	28.363 \| good	29.935 \| good	1.222 \| good	10.846 \| good	0.209 \| good
2026-03-10T05:00:00.000Z	29 \| good	5.19 \| good	22.517 \| good	31.177 \| good	1.157 \| good	11.991 \| good	0.211 \| good
2026-03-10T06:00:00.000Z	38 \| good	6.877 \| good	30.576 \| good	30.441 \| good	1.092 \| good	13.137 \| good	0.214 \| good
2026-03-10T07:00:00.000Z	33 \| good	3.874 \| good	16.806 \| good	35.894 \| good	1.009 \| good	13.443 \| good	0.218 \| good
2026-03-10T08:00:00.000Z	33 \| good	4.913 \| good	21.011 \| good	35.636 \| good	0.926 \| good	13.75 \| good	0.222 \| good
2026-03-10T09:00:00.000Z	32 \| good	3.841 \| good	16.832 \| good	35.313 \| good	0.842 \| good	14.056 \| good	0.226 \| good
2026-03-10T10:00:00.000Z	33 \| good	5.781 \| good	24.809 \| good	29.204 \| good	0.821 \| good	13.336 \| good	0.222 \| good
2026-03-10T11:00:00.000Z	33 \| good	6.307 \| good	27.816 \| good	27.914 \| good	0.8 \| good	12.615 \| good	0.217 \| good
2026-03-10T12:00:00.000Z	38 \| good	6.989 \| good	30.771 \| good	24.282 \| good	0.778 \| good	11.895 \| good	0.213 \| good
2026-03-10T13:00:00.000Z	33 \| good	6.432 \| good	28.419 \| good	23.421 \| good	0.806 \| good	11.55 \| good	0.214 \| good
2026-03-10T14:00:00.000Z	38 \| good	6.572 \| good	29.234 \| good	22.919 \| good	0.834 \| good	11.206 \| good	0.216 \| good
2026-03-10T15:00:00.000Z	33 \| good	5.976 \| good	26.562 \| good	25.21 \| good	0.862 \| good	10.861 \| good	0.217 \| good
2026-03-10T16:00:00.000Z	33 \| good	5.743 \| good	24.949 \| good	28.128 \| good	0.925 \| good	8.707 \| good	0.207 \| good
2026-03-10T17:00:00.000Z	38 \| good	6.713 \| good	30.017 \| good	29.904 \| good	0.989 \| good	6.553 \| good	0.196 \| good
2026-03-10T18:00:00.000Z	38 \| good	6.699 \| good	29.456 \| good	31.254 \| good	1.053 \| good	4.398 \| good	0.186 \| good
2026-03-10T19:00:00.000Z	33 \| good	5.995 \| good	26.255 \| good	32.975 \| good	1.134 \| good	3.858 \| good	0.179 \| good
2026-03-10T20:00:00.000Z	33 \| good	5.294 \| good	22.598 \| good	35.733 \| good	1.215 \| good	3.318 \| good	0.172 \| good
2026-03-10T21:00:00.000Z	34 \| good	4.841 \| good	21.13 \| good	36.871 \| good	1.297 \| good	2.778 \| good	0.165 \| good
2026-03-10T22:00:00.000Z	35 \| good	4.572 \| good	19.875 \| good	37.882 \| good	1.277 \| good	2.826 \| good	0.165 \| good
2026-03-10T23:00:00.000Z	36 \| good	4.072 \| good	17.869 \| good	39.067 \| good	1.256 \| good	2.874 \| good	0.164 \| good
2026-03-11T00:00:00.000Z	36 \| good	5.174 \| good	22.608 \| good	38.951 \| good	1.236 \| good	2.922 \| good	0.164 \| good
2026-03-11T01:00:00.000Z	31 \| good	5.408 \| good	23.563 \| good	34.237 \| good	1.245 \| good	5.975 \| good	0.185 \| good
2026-03-11T02:00:00.000Z	49 \| good	8.526 \| good	37.556 \| good	30.782 \| good	1.253 \| good	9.027 \| good	0.205 \| good
2026-03-11T03:00:00.000Z	49 \| good	9.451 \| good	42.399 \| good	31.183 \| good	1.262 \| good	12.08 \| good	0.226 \| good
2026-03-11T04:00:00.000Z	38 \| good	7.493 \| good	32.767 \| good	30.017 \| good	1.241 \| good	13.836 \| good	0.237 \| good
2026-03-11T05:00:00.000Z	38 \| good	7.095 \| good	31.415 \| good	27.499 \| good	1.221 \| good	15.592 \| good	0.249 \| good
2026-03-11T06:00:00.000Z	58 \| moderate	13.461 \| fine	14.786 \| good	11.229 \| good	1.21 \| good	17.255 \| good	0.259 \| good
2026-03-11T07:00:00.000Z	33 \| good	6.423 \| good	28.646 \| good	26.15 \| good	1.084 \| good	17.549 \| good	0.267 \| good
2026-03-11T08:00:00.000Z	27 \| good	4.883 \| good	21.35 \| good	26.461 \| good	0.968 \| good	17.752 \| good	0.274 \| good
2026-03-11T09:00:00.000Z	24 \| good	3.566 \| good	15.125 \| good	26.432 \| good	0.852 \| good	17.954 \| good	0.28 \| good
2026-03-11T10:00:00.000Z	38 \| good	7.034 \| good	31.011 \| good	23.824 \| good	0.74 \| good	16.328 \| good	0.273 \| good
2026-03-11T11:00:00.000Z	38 \| good	7.084 \| good	31.581 \| good	22.851 \| good	0.628 \| good	14.703 \| good	0.265 \| good
2026-03-11T12:00:00.000Z	56 \| moderate	12.031 \| good	12.514 \| good	4.6 \| good	0.505 \| good	12.935 \| good	0.258 \| good
2026-03-11T13:00:00.000Z	54 \| moderate	11.338 \| good	11.831 \| good	6.681 \| good	0.477 \| good	11.275 \| good	0.249 \| good
2026-03-11T14:00:00.000Z	54 \| moderate	10.844 \| good	11.393 \| good	8.762 \| good	0.448 \| good	9.614 \| good	0.239 \| good
2026-03-11T15:00:00.000Z	54 \| moderate	11.077 \| good	11.678 \| good	10.843 \| good	0.419 \| good	7.953 \| good	0.23 \| good
2026-03-11T16:00:00.000Z	52 \| moderate	9.856 \| good	10.416 \| good	18.941 \| good	0.403 \| good	6.002 \| good	0.209 \| good
2026-03-11T17:00:00.000Z	38 \| good	6.738 \| good	29.673 \| good	30.504 \| good	0.422 \| good	4.3 \| good	0.19 \| good
2026-03-11T18:00:00.000Z	32 \| good	4.025 \| good	5 \| good	35.138 \| good	0.371 \| good	2.098 \| good	0.167 \| good
2026-03-11T19:00:00.000Z	35 \| good	3.172 \| good	4.311 \| good	38.088 \| good	0.328 \| good	1.663 \| good	0.156 \| good
2026-03-11T20:00:00.000Z	38 \| good	2.777 \| good	4.07 \| good	41.037 \| good	0.286 \| good	1.228 \| good	0.145 \| good
2026-03-11T21:00:00.000Z	41 \| good	2.48 \| good	3.771 \| good	43.987 \| good	0.244 \| good	0.793 \| good	0.134 \| good
2026-03-11T22:00:00.000Z	41 \| good	2.278 \| good	3.477 \| good	44.095 \| good	0.239 \| good	0.83 \| good	0.133 \| good

Vacaville

Empower business decisions with accurate air quality data

Vacaville, California air quality map: Real-time AQI near you

0.31ppm

How accurate is California, USA air quality data?

Air quality measurements for California, USA meet strict US EPA standards. These measurements are collected from reliable sources, including satellites and ground-based monitoring systems. Advanced algorithms and machine learning techniques are applied to the data, factoring in variables such as traffic and population density, to ensure precision and reliability.

Source: Ambee Data Sources

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Frequently asked questions

How frequently is the air quality data for Vacaville, California updated?

Air quality data for Vacaville, California is updated on an hourly basis.

When did Vacaville, California experience the worst air quality in the last 24 hours?

The worst air quality in Vacaville, California was recorded at 03:00:00 on 2026-03-09.

When did Vacaville, California have its best air quality in the last 24 hours?

The best air quality in Vacaville, California was recorded at 01:00:00 on 2026-03-09.

What is the real-time air quality index for Vacaville, California?

The real-time air quality index in Vacaville, California is 38, currently categorized as Good.

Which pollutant is found most often in Vacaville, California?

The most common pollutant in Vacaville, California is PM2.5.

What can I do if the air quality in Vacaville, California is poor?

If the air quality in Vacaville, California is poor, limit outdoor activities and use a mask to safeguard your health.

What are the current PM_2.5 levels in Vacaville, California?

The measured PM_2.5 levels in Vacaville, California at present are 6.721 μg/m³.

What are the current PM₁₀ levels at Vacaville, California?

The current PM₁₀ levels in Vacaville, California are 28.476 μg/m³.

What are the current carbon monoxide (CO) levels at Vacaville, California?

The current carbon monoxide (CO) level in Vacaville, California is 0.32 ppm.

What are the current sulfur dioxide (SO₂) levels at Vacaville, California?

The current sulfur dioxide (SO₂) levels in Vacaville, California are 0.397 ppb.

What are the current ozone (O₃) levels at Vacaville, California?

The current ozone (O₃) levels at Vacaville, California is 38.399 ppm.

What are the current nitrogen dioxide (NO₂) levels at Vacaville, California?

The current nitrogen dioxide (NO₂) levels at Vacaville, California is 3.218 ppb.

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