What is the current concentration of PM10 in Petaluma, California?

The current PM10 concentration at Petaluma, California is 70.205 μg/m3.

What is the current concentration of sulfur dioxide (SO2) in Petaluma, California?

The current sulfur dioxide (SO2) concentration at Petaluma, California is 0.698 ppb.

What is the current concentration of ozone (O3) in Petaluma, California?

The current ozone (O3) concentration at Petaluma, California is 16.499 ppm.

What is the current concentration of nitrogen dioxide (NO2) in Petaluma, California?

The current nitrogen dioxide (NO2) concentration at Petaluma, California is 4.268 ppb.

Petaluma, California live air quality index now

Q: What is the current concentration of PM2.5 in Petaluma, California?

The current PM2.5 concentration at Petaluma, California is 18.298 μg/m3.

Stay updated with real-time air quality in Petaluma, 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)

Moderate

Petaluma, California

Last updated: ... (Local time)

Major air pollutants in Petaluma, California

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

18.30 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

70.20 μg/m³

155

255

425

605+

Ozone (O₃)

16.50 ppb

201

201+

Sulfur Dioxide (SO₂)

0.70 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

4.27 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.32 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

Moderate

Petaluma, California

Get Live Pollen Counts

Petaluma, California

Scroll To Air Quality Map

Track live Petaluma, California air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-01-22T02:00:00.000Z	49 \| good	9.388 \| good	33.717 \| good	9.09 \| good	0.696 \| good	6.798 \| good	0.396 \| good
2026-01-22T03:00:00.000Z	56 \| moderate	11.751 \| good	41.201 \| good	9.438 \| good	0.723 \| good	10.69 \| good	0.417 \| good
2026-01-22T04:00:00.000Z	56 \| moderate	12.141 \| fine	44.09 \| good	10.607 \| good	0.745 \| good	9.417 \| good	0.412 \| good
2026-01-22T05:00:00.000Z	58 \| moderate	13.351 \| fine	62.022 \| fine	6.641 \| good	0.741 \| good	8.842 \| good	0.454 \| good
2026-01-22T06:00:00.000Z	49 \| good	9.435 \| good	30.091 \| good	5.694 \| good	0.796 \| good	8.479 \| good	0.431 \| good
2026-01-22T07:00:00.000Z	56 \| moderate	11.727 \| good	39.472 \| good	7.03 \| good	0.8 \| good	8.108 \| good	0.431 \| good
2026-01-22T08:00:00.000Z	54 \| moderate	10.975 \| good	48.356 \| good	8.889 \| good	0.942 \| good	6.694 \| good	0.431 \| good
2026-01-22T09:00:00.000Z	56 \| moderate	12.414 \| fine	50.449 \| good	4.318 \| good	0.866 \| good	7.029 \| good	0.478 \| good
2026-01-22T10:00:00.000Z	58 \| moderate	13.265 \| fine	55.184 \| fine	3.947 \| good	0.862 \| good	6.594 \| good	0.449 \| good
2026-01-22T11:00:00.000Z	69 \| moderate	18.715 \| fine	62.45 \| fine	3.221 \| good	0.823 \| good	5.963 \| good	0.493 \| good
2026-01-22T12:00:00.000Z	58 \| moderate	13.31 \| fine	60.654 \| fine	2.518 \| good	0.805 \| good	6.31 \| good	0.489 \| good
2026-01-22T13:00:00.000Z	62 \| moderate	15.201 \| fine	47.23 \| good	5.297 \| good	0.819 \| good	6.013 \| good	0.432 \| good
2026-01-22T14:00:00.000Z	58 \| moderate	13.429 \| fine	66.709 \| fine	6.351 \| good	0.767 \| good	5.549 \| good	0.393 \| good
2026-01-22T15:00:00.000Z	58 \| moderate	12.538 \| fine	54.009 \| good	6.844 \| good	0.784 \| good	6.605 \| good	0.507 \| good
2026-01-22T16:00:00.000Z	56 \| moderate	11.848 \| good	48.491 \| good	8.724 \| good	0.793 \| good	6.987 \| good	0.641 \| good
2026-01-22T17:00:00.000Z	54 \| moderate	11.221 \| good	49.712 \| good	6.805 \| good	0.824 \| good	6.321 \| good	0.697 \| good
2026-01-22T18:00:00.000Z	62 \| moderate	14.666 \| fine	38.082 \| good	5.651 \| good	0.927 \| good	6.869 \| good	0.686 \| good
2026-01-22T19:00:00.000Z	52 \| moderate	10.165 \| good	43.594 \| good	9.687 \| good	0.932 \| good	5.249 \| good	0.506 \| good
2026-01-22T20:00:00.000Z	54 \| moderate	11.044 \| good	43.371 \| good	11.119 \| good	1.073 \| good	4.933 \| good	0.45 \| good
2026-01-22T21:00:00.000Z	49 \| good	9.318 \| good	32.522 \| good	10.421 \| good	0.951 \| good	4.823 \| good	0.433 \| good
2026-01-22T22:00:00.000Z	54 \| moderate	11.303 \| good	41.22 \| good	17.724 \| good	0.821 \| good	3.947 \| good	0.438 \| good
2026-01-22T23:00:00.000Z	54 \| moderate	11.016 \| good	35.864 \| good	16.033 \| good	0.985 \| good	3.977 \| good	0.376 \| good
2026-01-23T00:00:00.000Z	38 \| good	7.03 \| good	30.38 \| good	17.174 \| good	0.932 \| good	4.931 \| good	0.331 \| good
2026-01-23T01:00:00.000Z	52 \| moderate	9.587 \| good	26.981 \| good	21.419 \| good	0.805 \| good	5.233 \| good	0.317 \| good
2026-01-23T02:00:00.000Z	56 \| moderate	10.378 \| good	65.757 \| fine	22.08 \| good	0.742 \| good	9.074 \| good	0.383 \| good
2026-01-23T03:00:00.000Z	60 \| moderate	14.437 \| fine	51.53 \| good	20.999 \| good	0.697 \| good	14.841 \| good	0.361 \| good
2026-01-23T04:00:00.000Z	56 \| moderate	12.113 \| fine	57.781 \| fine	20.105 \| good	0.582 \| good	17.424 \| good	0.326 \| good
2026-01-23T05:00:00.000Z	44 \| good	7.676 \| good	21.624 \| good	15.523 \| good	0.507 \| good	13.374 \| good	0.303 \| good
2026-01-23T06:00:00.000Z	53 \| moderate	9.627 \| good	59.699 \| fine	11.695 \| good	0.43 \| good	9.662 \| good	0.317 \| good
2026-01-23T07:00:00.000Z	54 \| moderate	11.017 \| good	43.915 \| good	11.07 \| good	0.416 \| good	8.202 \| good	0.369 \| good
2026-01-23T08:00:00.000Z	52 \| moderate	9.888 \| good	49.064 \| good	8.956 \| good	0.398 \| good	7.443 \| good	0.367 \| good
2026-01-23T09:00:00.000Z	49 \| good	8.956 \| good	35.511 \| good	6.914 \| good	0.514 \| good	6.568 \| good	0.334 \| good
2026-01-23T10:00:00.000Z	54 \| moderate	10.911 \| good	19.913 \| good	5.167 \| good	0.63 \| good	7.242 \| good	0.32 \| good
2026-01-23T11:00:00.000Z	49 \| good	9.227 \| good	24.478 \| good	6.891 \| good	0.573 \| good	5.073 \| good	0.32 \| good
2026-01-23T12:00:00.000Z	56 \| moderate	12.325 \| fine	47.012 \| good	7.799 \| good	0.48 \| good	4.432 \| good	0.306 \| good
2026-01-23T13:00:00.000Z	60 \| moderate	13.87 \| fine	34.314 \| good	8.514 \| good	0.992 \| good	4.153 \| good	0.25 \| good
2026-01-23T14:00:00.000Z	52 \| moderate	9.566 \| good	46.137 \| good	6.965 \| good	1.178 \| good	3.998 \| good	0.267 \| good
2026-01-23T15:00:00.000Z	52 \| moderate	9.509 \| good	29.407 \| good	7.902 \| good	0.96 \| good	4.974 \| good	0.267 \| good
2026-01-23T16:00:00.000Z	54 \| moderate	11.276 \| good	30.966 \| good	9.667 \| good	0.837 \| good	4.47 \| good	0.306 \| good
2026-01-23T17:00:00.000Z	49 \| good	9.495 \| good	27.62 \| good	12.16 \| good	0.776 \| good	9.442 \| good	0.355 \| good
2026-01-23T18:00:00.000Z	49 \| good	8.903 \| good	33.104 \| good	11.373 \| good	0.785 \| good	4.354 \| good	0.326 \| good
2026-01-23T19:00:00.000Z	54 \| moderate	11.178 \| good	50.016 \| good	12.882 \| good	1.037 \| good	2.918 \| good	0.27 \| good
2026-01-23T20:00:00.000Z	54 \| moderate	11.449 \| good	49.86 \| good	15.809 \| good	1.078 \| good	4.249 \| good	0.284 \| good
2026-01-23T21:00:00.000Z	56 \| moderate	12.399 \| fine	59.883 \| fine	13.234 \| good	0.905 \| good	5.172 \| good	0.284 \| good
2026-01-23T22:00:00.000Z	62 \| moderate	15.248 \| fine	58.326 \| fine	14.816 \| good	0.791 \| good	5.787 \| good	0.31 \| good
2026-01-23T23:00:00.000Z	62 \| moderate	14.845 \| fine	65.41 \| fine	17.207 \| good	0.862 \| good	4.949 \| good	0.31 \| good
2026-01-24T00:00:00.000Z	69 \| moderate	19.113 \| fine	69.244 \| fine	15.585 \| good	0.818 \| good	5.07 \| good	0.31 \| good
2026-01-24T01:00:00.000Z	67 \| moderate	18.298 \| fine	70.205 \| fine	16.499 \| good	0.698 \| good	4.268 \| good	0.324 \| good
2026-01-24T01:00:00.000Z	67 \| moderate	18.298 \| fine	70.205 \| fine	16.499 \| good	0.698 \| good	4.268 \| good	0.324 \| good
2026-01-24T02:00:00.000Z	52 \| moderate	10.217 \| good	45.307 \| good	25.027 \| good	1.008 \| good	10.472 \| good	0.256 \| good
2026-01-24T03:00:00.000Z	52 \| moderate	10.345 \| good	45.783 \| good	22.308 \| good	1.01 \| good	14.221 \| good	0.283 \| good
2026-01-24T04:00:00.000Z	54 \| moderate	11.487 \| good	51.031 \| good	18.612 \| good	1.058 \| good	15.386 \| good	0.299 \| good
2026-01-24T05:00:00.000Z	54 \| moderate	10.552 \| good	46.708 \| good	14.71 \| good	1.105 \| good	16.551 \| good	0.316 \| good
2026-01-24T06:00:00.000Z	56 \| moderate	11.585 \| good	51.497 \| good	12.98 \| good	1.152 \| good	17.716 \| good	0.333 \| good
2026-01-24T07:00:00.000Z	52 \| moderate	10.259 \| good	45.764 \| good	13.055 \| good	1.002 \| good	15.858 \| good	0.33 \| good
2026-01-24T08:00:00.000Z	49 \| good	9.134 \| good	41.224 \| good	12.502 \| good	0.852 \| good	13.999 \| good	0.328 \| good
2026-01-24T09:00:00.000Z	44 \| good	8.165 \| good	35.764 \| good	11.402 \| good	0.702 \| good	12.14 \| good	0.326 \| good
2026-01-24T10:00:00.000Z	44 \| good	7.781 \| good	34.188 \| good	10.22 \| good	0.616 \| good	11.094 \| good	0.314 \| good
2026-01-24T11:00:00.000Z	38 \| good	7.055 \| good	30.966 \| good	10.707 \| good	0.53 \| good	10.048 \| good	0.302 \| good
2026-01-24T12:00:00.000Z	38 \| good	6.847 \| good	30.139 \| good	10.851 \| good	0.444 \| good	9.002 \| good	0.29 \| good
2026-01-24T13:00:00.000Z	33 \| good	5.701 \| good	24.8 \| good	11.286 \| good	0.46 \| good	8.87 \| good	0.275 \| good
2026-01-24T14:00:00.000Z	22 \| good	3.899 \| good	16.86 \| good	13.722 \| good	0.477 \| good	8.738 \| good	0.261 \| good
2026-01-24T15:00:00.000Z	22 \| good	4.375 \| good	19.166 \| good	16.466 \| good	0.493 \| good	8.607 \| good	0.246 \| good
2026-01-24T16:00:00.000Z	22 \| good	3.839 \| good	16.831 \| good	17.34 \| good	0.466 \| good	6.977 \| good	0.222 \| good
2026-01-24T17:00:00.000Z	22 \| good	4.449 \| good	19.531 \| good	22.614 \| good	0.438 \| good	5.347 \| good	0.198 \| good
2026-01-24T18:00:00.000Z	27 \| good	5.258 \| good	22.846 \| good	28.358 \| good	0.41 \| good	3.717 \| good	0.174 \| good
2026-01-24T19:00:00.000Z	33 \| good	5.698 \| good	24.374 \| good	32.039 \| good	0.38 \| good	2.886 \| good	0.159 \| good
2026-01-24T20:00:00.000Z	33 \| good	4.984 \| good	21.297 \| good	36.374 \| good	0.349 \| good	2.054 \| good	0.145 \| good
2026-01-24T21:00:00.000Z	36 \| good	3.997 \| good	17.36 \| good	38.688 \| good	0.319 \| good	1.223 \| good	0.131 \| good
2026-01-24T22:00:00.000Z	35 \| good	4.021 \| good	17.404 \| good	38.481 \| good	0.333 \| good	1.324 \| good	0.132 \| good
2026-01-24T23:00:00.000Z	32 \| good	3.707 \| good	16.154 \| good	35.216 \| good	0.347 \| good	1.426 \| good	0.134 \| good
2026-01-25T00:00:00.000Z	31 \| good	3.172 \| good	13.605 \| good	32.519 \| good	0.361 \| good	1.528 \| good	0.135 \| good
2026-01-25T01:00:00.000Z	26 \| good	3.218 \| good	14.156 \| good	27.735 \| good	0.419 \| good	3.616 \| good	0.152 \| good
2026-01-25T02:00:00.000Z	33 \| good	5.607 \| good	24.381 \| good	23.07 \| good	0.477 \| good	5.705 \| good	0.168 \| good
2026-01-25T03:00:00.000Z	44 \| good	8.005 \| good	35.198 \| good	20.761 \| good	0.535 \| good	7.793 \| good	0.185 \| good
2026-01-25T04:00:00.000Z	52 \| moderate	9.575 \| good	42.557 \| good	17.196 \| good	0.574 \| good	8.279 \| good	0.189 \| good
2026-01-25T05:00:00.000Z	49 \| good	9.391 \| good	41.986 \| good	16.908 \| good	0.614 \| good	8.765 \| good	0.193 \| good
2026-01-25T06:00:00.000Z	52 \| moderate	10.072 \| good	44.563 \| good	15.489 \| good	0.653 \| good	9.251 \| good	0.197 \| good
2026-01-25T07:00:00.000Z	52 \| moderate	9.782 \| good	43.547 \| good	16.054 \| good	0.623 \| good	9.399 \| good	0.201 \| good
2026-01-25T08:00:00.000Z	44 \| good	8.384 \| good	36.828 \| good	15.956 \| good	0.592 \| good	9.547 \| good	0.205 \| good
2026-01-25T09:00:00.000Z	38 \| good	7.118 \| good	31.501 \| good	15.278 \| good	0.562 \| good	9.695 \| good	0.209 \| good
2026-01-25T10:00:00.000Z	44 \| good	8.252 \| good	36.025 \| good	14.319 \| good	0.517 \| good	8.942 \| good	0.204 \| good
2026-01-25T11:00:00.000Z	49 \| good	8.705 \| good	38.085 \| good	14.073 \| good	0.473 \| good	8.188 \| good	0.199 \| good
2026-01-25T12:00:00.000Z	49 \| good	9.449 \| good	41.836 \| good	13.944 \| good	0.428 \| good	7.434 \| good	0.195 \| good
2026-01-25T13:00:00.000Z	49 \| good	9.491 \| good	42.225 \| good	11.774 \| good	0.461 \| good	7.623 \| good	0.196 \| good
2026-01-25T14:00:00.000Z	33 \| good	6.151 \| good	27.501 \| good	10.491 \| good	0.494 \| good	7.812 \| good	0.198 \| good
2026-01-25T15:00:00.000Z	38 \| good	7.117 \| good	31.762 \| good	11.863 \| good	0.527 \| good	8 \| good	0.199 \| good
2026-01-25T16:00:00.000Z	33 \| good	6.02 \| good	26.932 \| good	10.656 \| good	0.597 \| good	7.767 \| good	0.207 \| good
2026-01-25T17:00:00.000Z	27 \| good	5.453 \| good	23.2 \| good	12.691 \| good	0.667 \| good	7.533 \| good	0.216 \| good
2026-01-25T18:00:00.000Z	27 \| good	5.046 \| good	21.894 \| good	15.238 \| good	0.736 \| good	7.299 \| good	0.224 \| good
2026-01-25T19:00:00.000Z	27 \| good	4.976 \| good	21.232 \| good	18.699 \| good	0.83 \| good	6.604 \| good	0.209 \| good
2026-01-25T20:00:00.000Z	27 \| good	5.235 \| good	22.761 \| good	21.247 \| good	0.924 \| good	5.909 \| good	0.195 \| good
2026-01-25T21:00:00.000Z	27 \| good	5.154 \| good	22.091 \| good	21.657 \| good	1.018 \| good	5.214 \| good	0.18 \| good
2026-01-25T22:00:00.000Z	38 \| good	6.684 \| good	29.814 \| good	24.697 \| good	1.069 \| good	6.131 \| good	0.183 \| good
2026-01-25T23:00:00.000Z	49 \| good	8.71 \| good	38.465 \| good	27.603 \| good	1.119 \| good	7.048 \| good	0.186 \| good
2026-01-26T00:00:00.000Z	44 \| good	7.563 \| good	9.584 \| good	21.99 \| good	1.159 \| good	7.897 \| good	0.188 \| good
2026-01-26T01:00:00.000Z	54 \| moderate	10.837 \| good	48.195 \| good	19.059 \| good	1.172 \| good	11.03 \| good	0.219 \| good

Petaluma

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Petaluma, California air quality map: Track AQI near you

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How accurate is California, USA air quality data?

Air quality data and pollutant measurements for California, 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 Petaluma, California updated?

The air quality for Petaluma, California is updated every hour.

When was the worst air quality at Petaluma, California in the last 24 hrs?

The worst air quality in Petaluma, California in the last 24 hours was observed at 12:00:00 on 2026-01-24.

When was the best air quality at Petaluma, California in the last 24 hrs?

In the last 24 hrs, the best air quality in Petaluma, California was observed at 05:00:00 on 2026-01-23.

What is the current air quality in Petaluma, California?

The current air quality in Petaluma, California is 67, categorized as Moderate based on real-time data.

What pollutant is the most common in Petaluma, California?

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

What should I do if the air quality in Petaluma, California is poor?

If the air quality in Petaluma, California is poor, consider staying indoors and wearing a mask to protect yourself.

What is the current concentration of PM_2.5 in Petaluma, California?

The current PM_2.5 concentration at Petaluma, California is 18.298 μg/m³.

What is the current concentration of PM₁₀ in Petaluma, California?

The current PM₁₀ concentration at Petaluma, California is 70.205 μg/m³.

What is the current concentration of carbon monoxide (CO) in Petaluma, California?

The current carbon monoxide (CO) concentration at Petaluma, California is 0.324 ppm.

What is the current concentration of sulfur dioxide (SO₂) in Petaluma, California?

The current sulfur dioxide (SO₂) concentration at Petaluma, California is 0.698 ppb.

What is the current concentration of ozone (O₃) in Petaluma, California?

The current ozone (O₃) concentration at Petaluma, California is 16.499 ppm.

What is the current concentration of nitrogen dioxide (NO₂) in Petaluma, California?

The current nitrogen dioxide (NO₂) concentration at Petaluma, California is 4.268 ppb.

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Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-01-22T02:00:00.000Z	49 \| good	9.388 \| good	33.717 \| good	9.09 \| good	0.696 \| good	6.798 \| good	0.396 \| good
2026-01-22T03:00:00.000Z	56 \| moderate	11.751 \| good	41.201 \| good	9.438 \| good	0.723 \| good	10.69 \| good	0.417 \| good
2026-01-22T04:00:00.000Z	56 \| moderate	12.141 \| fine	44.09 \| good	10.607 \| good	0.745 \| good	9.417 \| good	0.412 \| good
2026-01-22T05:00:00.000Z	58 \| moderate	13.351 \| fine	62.022 \| fine	6.641 \| good	0.741 \| good	8.842 \| good	0.454 \| good
2026-01-22T06:00:00.000Z	49 \| good	9.435 \| good	30.091 \| good	5.694 \| good	0.796 \| good	8.479 \| good	0.431 \| good
2026-01-22T07:00:00.000Z	56 \| moderate	11.727 \| good	39.472 \| good	7.03 \| good	0.8 \| good	8.108 \| good	0.431 \| good
2026-01-22T08:00:00.000Z	54 \| moderate	10.975 \| good	48.356 \| good	8.889 \| good	0.942 \| good	6.694 \| good	0.431 \| good
2026-01-22T09:00:00.000Z	56 \| moderate	12.414 \| fine	50.449 \| good	4.318 \| good	0.866 \| good	7.029 \| good	0.478 \| good
2026-01-22T10:00:00.000Z	58 \| moderate	13.265 \| fine	55.184 \| fine	3.947 \| good	0.862 \| good	6.594 \| good	0.449 \| good
2026-01-22T11:00:00.000Z	69 \| moderate	18.715 \| fine	62.45 \| fine	3.221 \| good	0.823 \| good	5.963 \| good	0.493 \| good
2026-01-22T12:00:00.000Z	58 \| moderate	13.31 \| fine	60.654 \| fine	2.518 \| good	0.805 \| good	6.31 \| good	0.489 \| good
2026-01-22T13:00:00.000Z	62 \| moderate	15.201 \| fine	47.23 \| good	5.297 \| good	0.819 \| good	6.013 \| good	0.432 \| good
2026-01-22T14:00:00.000Z	58 \| moderate	13.429 \| fine	66.709 \| fine	6.351 \| good	0.767 \| good	5.549 \| good	0.393 \| good
2026-01-22T15:00:00.000Z	58 \| moderate	12.538 \| fine	54.009 \| good	6.844 \| good	0.784 \| good	6.605 \| good	0.507 \| good
2026-01-22T16:00:00.000Z	56 \| moderate	11.848 \| good	48.491 \| good	8.724 \| good	0.793 \| good	6.987 \| good	0.641 \| good
2026-01-22T17:00:00.000Z	54 \| moderate	11.221 \| good	49.712 \| good	6.805 \| good	0.824 \| good	6.321 \| good	0.697 \| good
2026-01-22T18:00:00.000Z	62 \| moderate	14.666 \| fine	38.082 \| good	5.651 \| good	0.927 \| good	6.869 \| good	0.686 \| good
2026-01-22T19:00:00.000Z	52 \| moderate	10.165 \| good	43.594 \| good	9.687 \| good	0.932 \| good	5.249 \| good	0.506 \| good
2026-01-22T20:00:00.000Z	54 \| moderate	11.044 \| good	43.371 \| good	11.119 \| good	1.073 \| good	4.933 \| good	0.45 \| good
2026-01-22T21:00:00.000Z	49 \| good	9.318 \| good	32.522 \| good	10.421 \| good	0.951 \| good	4.823 \| good	0.433 \| good
2026-01-22T22:00:00.000Z	54 \| moderate	11.303 \| good	41.22 \| good	17.724 \| good	0.821 \| good	3.947 \| good	0.438 \| good
2026-01-22T23:00:00.000Z	54 \| moderate	11.016 \| good	35.864 \| good	16.033 \| good	0.985 \| good	3.977 \| good	0.376 \| good
2026-01-23T00:00:00.000Z	38 \| good	7.03 \| good	30.38 \| good	17.174 \| good	0.932 \| good	4.931 \| good	0.331 \| good
2026-01-23T01:00:00.000Z	52 \| moderate	9.587 \| good	26.981 \| good	21.419 \| good	0.805 \| good	5.233 \| good	0.317 \| good
2026-01-23T02:00:00.000Z	56 \| moderate	10.378 \| good	65.757 \| fine	22.08 \| good	0.742 \| good	9.074 \| good	0.383 \| good
2026-01-23T03:00:00.000Z	60 \| moderate	14.437 \| fine	51.53 \| good	20.999 \| good	0.697 \| good	14.841 \| good	0.361 \| good
2026-01-23T04:00:00.000Z	56 \| moderate	12.113 \| fine	57.781 \| fine	20.105 \| good	0.582 \| good	17.424 \| good	0.326 \| good
2026-01-23T05:00:00.000Z	44 \| good	7.676 \| good	21.624 \| good	15.523 \| good	0.507 \| good	13.374 \| good	0.303 \| good
2026-01-23T06:00:00.000Z	53 \| moderate	9.627 \| good	59.699 \| fine	11.695 \| good	0.43 \| good	9.662 \| good	0.317 \| good
2026-01-23T07:00:00.000Z	54 \| moderate	11.017 \| good	43.915 \| good	11.07 \| good	0.416 \| good	8.202 \| good	0.369 \| good
2026-01-23T08:00:00.000Z	52 \| moderate	9.888 \| good	49.064 \| good	8.956 \| good	0.398 \| good	7.443 \| good	0.367 \| good
2026-01-23T09:00:00.000Z	49 \| good	8.956 \| good	35.511 \| good	6.914 \| good	0.514 \| good	6.568 \| good	0.334 \| good
2026-01-23T10:00:00.000Z	54 \| moderate	10.911 \| good	19.913 \| good	5.167 \| good	0.63 \| good	7.242 \| good	0.32 \| good
2026-01-23T11:00:00.000Z	49 \| good	9.227 \| good	24.478 \| good	6.891 \| good	0.573 \| good	5.073 \| good	0.32 \| good
2026-01-23T12:00:00.000Z	56 \| moderate	12.325 \| fine	47.012 \| good	7.799 \| good	0.48 \| good	4.432 \| good	0.306 \| good
2026-01-23T13:00:00.000Z	60 \| moderate	13.87 \| fine	34.314 \| good	8.514 \| good	0.992 \| good	4.153 \| good	0.25 \| good
2026-01-23T14:00:00.000Z	52 \| moderate	9.566 \| good	46.137 \| good	6.965 \| good	1.178 \| good	3.998 \| good	0.267 \| good
2026-01-23T15:00:00.000Z	52 \| moderate	9.509 \| good	29.407 \| good	7.902 \| good	0.96 \| good	4.974 \| good	0.267 \| good
2026-01-23T16:00:00.000Z	54 \| moderate	11.276 \| good	30.966 \| good	9.667 \| good	0.837 \| good	4.47 \| good	0.306 \| good
2026-01-23T17:00:00.000Z	49 \| good	9.495 \| good	27.62 \| good	12.16 \| good	0.776 \| good	9.442 \| good	0.355 \| good
2026-01-23T18:00:00.000Z	49 \| good	8.903 \| good	33.104 \| good	11.373 \| good	0.785 \| good	4.354 \| good	0.326 \| good
2026-01-23T19:00:00.000Z	54 \| moderate	11.178 \| good	50.016 \| good	12.882 \| good	1.037 \| good	2.918 \| good	0.27 \| good
2026-01-23T20:00:00.000Z	54 \| moderate	11.449 \| good	49.86 \| good	15.809 \| good	1.078 \| good	4.249 \| good	0.284 \| good
2026-01-23T21:00:00.000Z	56 \| moderate	12.399 \| fine	59.883 \| fine	13.234 \| good	0.905 \| good	5.172 \| good	0.284 \| good
2026-01-23T22:00:00.000Z	62 \| moderate	15.248 \| fine	58.326 \| fine	14.816 \| good	0.791 \| good	5.787 \| good	0.31 \| good
2026-01-23T23:00:00.000Z	62 \| moderate	14.845 \| fine	65.41 \| fine	17.207 \| good	0.862 \| good	4.949 \| good	0.31 \| good
2026-01-24T00:00:00.000Z	69 \| moderate	19.113 \| fine	69.244 \| fine	15.585 \| good	0.818 \| good	5.07 \| good	0.31 \| good
2026-01-24T01:00:00.000Z	67 \| moderate	18.298 \| fine	70.205 \| fine	16.499 \| good	0.698 \| good	4.268 \| good	0.324 \| good
2026-01-24T01:00:00.000Z	67 \| moderate	18.298 \| fine	70.205 \| fine	16.499 \| good	0.698 \| good	4.268 \| good	0.324 \| good
2026-01-24T02:00:00.000Z	52 \| moderate	10.217 \| good	45.307 \| good	25.027 \| good	1.008 \| good	10.472 \| good	0.256 \| good
2026-01-24T03:00:00.000Z	52 \| moderate	10.345 \| good	45.783 \| good	22.308 \| good	1.01 \| good	14.221 \| good	0.283 \| good
2026-01-24T04:00:00.000Z	54 \| moderate	11.487 \| good	51.031 \| good	18.612 \| good	1.058 \| good	15.386 \| good	0.299 \| good
2026-01-24T05:00:00.000Z	54 \| moderate	10.552 \| good	46.708 \| good	14.71 \| good	1.105 \| good	16.551 \| good	0.316 \| good
2026-01-24T06:00:00.000Z	56 \| moderate	11.585 \| good	51.497 \| good	12.98 \| good	1.152 \| good	17.716 \| good	0.333 \| good
2026-01-24T07:00:00.000Z	52 \| moderate	10.259 \| good	45.764 \| good	13.055 \| good	1.002 \| good	15.858 \| good	0.33 \| good
2026-01-24T08:00:00.000Z	49 \| good	9.134 \| good	41.224 \| good	12.502 \| good	0.852 \| good	13.999 \| good	0.328 \| good
2026-01-24T09:00:00.000Z	44 \| good	8.165 \| good	35.764 \| good	11.402 \| good	0.702 \| good	12.14 \| good	0.326 \| good
2026-01-24T10:00:00.000Z	44 \| good	7.781 \| good	34.188 \| good	10.22 \| good	0.616 \| good	11.094 \| good	0.314 \| good
2026-01-24T11:00:00.000Z	38 \| good	7.055 \| good	30.966 \| good	10.707 \| good	0.53 \| good	10.048 \| good	0.302 \| good
2026-01-24T12:00:00.000Z	38 \| good	6.847 \| good	30.139 \| good	10.851 \| good	0.444 \| good	9.002 \| good	0.29 \| good
2026-01-24T13:00:00.000Z	33 \| good	5.701 \| good	24.8 \| good	11.286 \| good	0.46 \| good	8.87 \| good	0.275 \| good
2026-01-24T14:00:00.000Z	22 \| good	3.899 \| good	16.86 \| good	13.722 \| good	0.477 \| good	8.738 \| good	0.261 \| good
2026-01-24T15:00:00.000Z	22 \| good	4.375 \| good	19.166 \| good	16.466 \| good	0.493 \| good	8.607 \| good	0.246 \| good
2026-01-24T16:00:00.000Z	22 \| good	3.839 \| good	16.831 \| good	17.34 \| good	0.466 \| good	6.977 \| good	0.222 \| good
2026-01-24T17:00:00.000Z	22 \| good	4.449 \| good	19.531 \| good	22.614 \| good	0.438 \| good	5.347 \| good	0.198 \| good
2026-01-24T18:00:00.000Z	27 \| good	5.258 \| good	22.846 \| good	28.358 \| good	0.41 \| good	3.717 \| good	0.174 \| good
2026-01-24T19:00:00.000Z	33 \| good	5.698 \| good	24.374 \| good	32.039 \| good	0.38 \| good	2.886 \| good	0.159 \| good
2026-01-24T20:00:00.000Z	33 \| good	4.984 \| good	21.297 \| good	36.374 \| good	0.349 \| good	2.054 \| good	0.145 \| good
2026-01-24T21:00:00.000Z	36 \| good	3.997 \| good	17.36 \| good	38.688 \| good	0.319 \| good	1.223 \| good	0.131 \| good
2026-01-24T22:00:00.000Z	35 \| good	4.021 \| good	17.404 \| good	38.481 \| good	0.333 \| good	1.324 \| good	0.132 \| good
2026-01-24T23:00:00.000Z	32 \| good	3.707 \| good	16.154 \| good	35.216 \| good	0.347 \| good	1.426 \| good	0.134 \| good
2026-01-25T00:00:00.000Z	31 \| good	3.172 \| good	13.605 \| good	32.519 \| good	0.361 \| good	1.528 \| good	0.135 \| good
2026-01-25T01:00:00.000Z	26 \| good	3.218 \| good	14.156 \| good	27.735 \| good	0.419 \| good	3.616 \| good	0.152 \| good
2026-01-25T02:00:00.000Z	33 \| good	5.607 \| good	24.381 \| good	23.07 \| good	0.477 \| good	5.705 \| good	0.168 \| good
2026-01-25T03:00:00.000Z	44 \| good	8.005 \| good	35.198 \| good	20.761 \| good	0.535 \| good	7.793 \| good	0.185 \| good
2026-01-25T04:00:00.000Z	52 \| moderate	9.575 \| good	42.557 \| good	17.196 \| good	0.574 \| good	8.279 \| good	0.189 \| good
2026-01-25T05:00:00.000Z	49 \| good	9.391 \| good	41.986 \| good	16.908 \| good	0.614 \| good	8.765 \| good	0.193 \| good
2026-01-25T06:00:00.000Z	52 \| moderate	10.072 \| good	44.563 \| good	15.489 \| good	0.653 \| good	9.251 \| good	0.197 \| good
2026-01-25T07:00:00.000Z	52 \| moderate	9.782 \| good	43.547 \| good	16.054 \| good	0.623 \| good	9.399 \| good	0.201 \| good
2026-01-25T08:00:00.000Z	44 \| good	8.384 \| good	36.828 \| good	15.956 \| good	0.592 \| good	9.547 \| good	0.205 \| good
2026-01-25T09:00:00.000Z	38 \| good	7.118 \| good	31.501 \| good	15.278 \| good	0.562 \| good	9.695 \| good	0.209 \| good
2026-01-25T10:00:00.000Z	44 \| good	8.252 \| good	36.025 \| good	14.319 \| good	0.517 \| good	8.942 \| good	0.204 \| good
2026-01-25T11:00:00.000Z	49 \| good	8.705 \| good	38.085 \| good	14.073 \| good	0.473 \| good	8.188 \| good	0.199 \| good
2026-01-25T12:00:00.000Z	49 \| good	9.449 \| good	41.836 \| good	13.944 \| good	0.428 \| good	7.434 \| good	0.195 \| good
2026-01-25T13:00:00.000Z	49 \| good	9.491 \| good	42.225 \| good	11.774 \| good	0.461 \| good	7.623 \| good	0.196 \| good
2026-01-25T14:00:00.000Z	33 \| good	6.151 \| good	27.501 \| good	10.491 \| good	0.494 \| good	7.812 \| good	0.198 \| good
2026-01-25T15:00:00.000Z	38 \| good	7.117 \| good	31.762 \| good	11.863 \| good	0.527 \| good	8 \| good	0.199 \| good
2026-01-25T16:00:00.000Z	33 \| good	6.02 \| good	26.932 \| good	10.656 \| good	0.597 \| good	7.767 \| good	0.207 \| good
2026-01-25T17:00:00.000Z	27 \| good	5.453 \| good	23.2 \| good	12.691 \| good	0.667 \| good	7.533 \| good	0.216 \| good
2026-01-25T18:00:00.000Z	27 \| good	5.046 \| good	21.894 \| good	15.238 \| good	0.736 \| good	7.299 \| good	0.224 \| good
2026-01-25T19:00:00.000Z	27 \| good	4.976 \| good	21.232 \| good	18.699 \| good	0.83 \| good	6.604 \| good	0.209 \| good
2026-01-25T20:00:00.000Z	27 \| good	5.235 \| good	22.761 \| good	21.247 \| good	0.924 \| good	5.909 \| good	0.195 \| good
2026-01-25T21:00:00.000Z	27 \| good	5.154 \| good	22.091 \| good	21.657 \| good	1.018 \| good	5.214 \| good	0.18 \| good
2026-01-25T22:00:00.000Z	38 \| good	6.684 \| good	29.814 \| good	24.697 \| good	1.069 \| good	6.131 \| good	0.183 \| good
2026-01-25T23:00:00.000Z	49 \| good	8.71 \| good	38.465 \| good	27.603 \| good	1.119 \| good	7.048 \| good	0.186 \| good
2026-01-26T00:00:00.000Z	44 \| good	7.563 \| good	9.584 \| good	21.99 \| good	1.159 \| good	7.897 \| good	0.188 \| good
2026-01-26T01:00:00.000Z	54 \| moderate	10.837 \| good	48.195 \| good	19.059 \| good	1.172 \| good	11.03 \| good	0.219 \| good

Petaluma, California live air quality index now

Major air pollutants in Petaluma, California

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

Rohnert Park, California

Novato, California

Sonoma, California

Santa Rosa, California

San Anselmo, California

San Rafael, California

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Frequently asked questions

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What is the current concentration of sulfur dioxide (SO2) in Petaluma, California?

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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 Petaluma, California?

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What is the current concentration of nitrogen dioxide (NO₂) in Petaluma, California?