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

The current PM10 concentration at Ukiah, California is 41.003 μg/m3.

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

The current sulfur dioxide (SO2) concentration at Ukiah, California is 0.543 ppb.

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

The current ozone (O3) concentration at Ukiah, California is 14.003 ppm.

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

The current nitrogen dioxide (NO2) concentration at Ukiah, California is 5.378 ppb.

Ukiah, California live air quality index now

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

The current PM2.5 concentration at Ukiah, California is 9.201 μg/m3.

Stay updated with real-time air quality in Ukiah, 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

Ukiah, California

Last updated: ... (Local time)

Major air pollutants in Ukiah, California

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

12.80 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

56.99 μg/m³

155

255

425

605+

Ozone (O₃)

18.00 ppb

201

201+

Sulfur Dioxide (SO₂)

0.73 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

5.96 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.38 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

Low

Ukiah, California

Get Live Pollen Counts

Ukiah, California

Scroll To Air Quality Map

Track live Ukiah, California air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2025-12-10T00:00:00.000Z	27 \| good	4.8 \| good	21 \| good	15 \| good	0.465 \| good	2.478 \| good	0.384 \| good
2025-12-10T01:00:00.000Z	27 \| good	4.7 \| good	21 \| good	12 \| good	0.341 \| good	3.149 \| good	0.414 \| good
2025-12-10T02:00:00.000Z	44 \| good	7.5 \| good	33 \| good	10 \| good	0.383 \| good	6.109 \| good	0.45 \| good
2025-12-10T03:00:00.000Z	69 \| moderate	19.386 \| fine	86.395 \| fine	21.824 \| good	0.4 \| good	5.403 \| good	0.159 \| good
2025-12-10T04:00:00.000Z	56 \| moderate	12.3 \| fine	55 \| fine	5 \| good	0.361 \| good	11.05 \| good	0.465 \| good
2025-12-10T05:00:00.000Z	67 \| moderate	17.5 \| fine	77 \| fine	4 \| good	0.404 \| good	9.943 \| good	0.481 \| good
2025-12-10T06:00:00.000Z	71 \| moderate	20.4 \| fine	89 \| fine	3 \| good	0.408 \| good	7.006 \| good	0.451 \| good
2025-12-10T07:00:00.000Z	71 \| moderate	20.4 \| fine	89 \| fine	3 \| good	0.426 \| good	4.166 \| good	0.449 \| good
2025-12-10T08:00:00.000Z	60 \| moderate	14.4 \| fine	65 \| fine	1 \| good	0.387 \| good	4.322 \| good	0.495 \| good
2025-12-10T09:00:00.000Z	90 \| moderate	29.9 \| fine	129 \| fine	2 \| good	0.387 \| good	4.317 \| good	0.479 \| good
2025-12-10T10:00:00.000Z	67 \| moderate	17.9 \| fine	79 \| fine	2 \| good	0.424 \| good	4.26 \| good	0.479 \| good
2025-12-10T11:00:00.000Z	75 \| moderate	21.8 \| fine	95 \| fine	1 \| good	0.384 \| good	4.145 \| good	0.479 \| good
2025-12-10T12:00:00.000Z	66 \| moderate	17.2 \| fine	77 \| fine	1 \| good	0.372 \| good	4.567 \| good	0.479 \| good
2025-12-10T13:00:00.000Z	66 \| moderate	17.2 \| fine	77 \| fine	1 \| good	0.556 \| good	5.193 \| good	0.334 \| good
2025-12-10T14:00:00.000Z	66 \| moderate	17.2 \| fine	77 \| fine	8.578 \| good	0.663 \| good	4.4 \| good	0.416 \| good
2025-12-10T15:00:00.000Z	62 \| moderate	14.9 \| fine	67 \| fine	1 \| good	0.587 \| good	5.076 \| good	0.463 \| good
2025-12-10T16:00:00.000Z	58 \| moderate	13 \| fine	59 \| fine	2 \| good	0.531 \| good	5.714 \| good	0.463 \| good
2025-12-10T17:00:00.000Z	64 \| moderate	15.5 \| fine	69 \| fine	4 \| good	0.434 \| good	5.856 \| good	0.479 \| good
2025-12-10T18:00:00.000Z	33 \| good	6.4 \| good	29 \| good	6 \| good	0.446 \| good	4.413 \| good	0.433 \| good
2025-12-10T19:00:00.000Z	27 \| good	4.7 \| good	21 \| good	9 \| good	0.446 \| good	4.117 \| good	0.462 \| good
2025-12-10T20:00:00.000Z	27 \| good	5.4 \| good	23 \| good	12 \| good	0.419 \| good	3.842 \| good	0.414 \| good
2025-12-10T21:00:00.000Z	27 \| good	5.3 \| good	23 \| good	14 \| good	0.475 \| good	9.378 \| good	0.414 \| good
2025-12-10T22:00:00.000Z	33 \| good	5.7 \| good	25 \| good	16 \| good	0.419 \| good	7.17 \| good	0.398 \| good
2025-12-10T23:00:00.000Z	33 \| good	6.2 \| good	28 \| good	18 \| good	0.616 \| good	7.083 \| good	0.384 \| good
2025-12-11T00:00:00.000Z	33 \| good	5.9 \| good	27 \| good	15 \| good	0.473 \| good	3.694 \| good	0.384 \| good
2025-12-11T01:00:00.000Z	44 \| good	7.8 \| good	34 \| good	12 \| good	0.438 \| good	5.796 \| good	0.381 \| good
2025-12-11T02:00:00.000Z	99 \| moderate	34.5 \| fine	149 \| fine	10 \| good	0.419 \| good	8.741 \| good	0.416 \| good
2025-12-11T03:00:00.000Z	81 \| moderate	25.1 \| fine	109 \| fine	8 \| good	0.376 \| good	8.892 \| good	0.452 \| good
2025-12-11T04:00:00.000Z	69 \| moderate	19 \| fine	85 \| fine	5 \| good	0.315 \| good	8.367 \| good	0.4 \| good
2025-12-11T05:00:00.000Z	62 \| moderate	15.2 \| fine	69 \| fine	4 \| good	0.374 \| good	9.864 \| good	0.4 \| good
2025-12-11T06:00:00.000Z	49 \| good	9.2 \| good	41 \| good	3 \| good	0.352 \| good	9.435 \| good	0.466 \| good
2025-12-11T07:00:00.000Z	75 \| moderate	22.3 \| fine	97 \| fine	2 \| good	0.371 \| good	8.217 \| good	0.466 \| good
2025-12-11T08:00:00.000Z	75 \| moderate	22.3 \| fine	97 \| fine	1 \| good	0.354 \| good	7.896 \| good	0.463 \| good
2025-12-11T09:00:00.000Z	52 \| moderate	10.3 \| good	46 \| good	1 \| good	0.395 \| good	5.87 \| good	0.463 \| good
2025-12-11T10:00:00.000Z	66 \| moderate	17.2 \| fine	77 \| fine	2 \| good	0.456 \| good	4.813 \| good	0.463 \| good
2025-12-11T11:00:00.000Z	66 \| moderate	17.4 \| fine	77 \| fine	2 \| good	0.479 \| good	4.856 \| good	0.463 \| good
2025-12-11T12:00:00.000Z	67 \| moderate	18.1 \| fine	81 \| fine	2 \| good	0.469 \| good	4.566 \| good	0.447 \| good
2025-12-11T13:00:00.000Z	67 \| moderate	18.1 \| fine	81 \| fine	2 \| good	0.498 \| good	3.984 \| good	0.302 \| good
2025-12-11T14:00:00.000Z	60 \| moderate	14.4 \| fine	65 \| fine	1 \| good	0.549 \| good	4.434 \| good	0.43 \| good
2025-12-11T15:00:00.000Z	58 \| moderate	13.4 \| fine	61 \| fine	1 \| good	0.493 \| good	4.783 \| good	0.385 \| good
2025-12-11T16:00:00.000Z	64 \| moderate	15.5 \| fine	69 \| fine	3 \| good	0.493 \| good	4.726 \| good	0.447 \| good
2025-12-11T17:00:00.000Z	60 \| moderate	14.2 \| fine	63 \| fine	5 \| good	0.474 \| good	5.525 \| good	0.514 \| good
2025-12-11T18:00:00.000Z	54 \| moderate	11.2 \| good	50 \| good	7 \| good	0.516 \| good	4.905 \| good	0.482 \| good
2025-12-11T19:00:00.000Z	54 \| moderate	11.3 \| good	50 \| good	10 \| good	0.523 \| good	3.871 \| good	0.433 \| good
2025-12-11T20:00:00.000Z	52 \| moderate	9.7 \| good	43 \| good	12 \| good	0.523 \| good	6.009 \| good	0.351 \| good
2025-12-11T21:00:00.000Z	49 \| good	9.2 \| good	41 \| good	14 \| good	0.543 \| good	5.378 \| good	0.351 \| good
2025-12-11T22:00:00.000Z	38 \| good	7.3 \| good	32 \| good	16 \| good	0.544 \| good	4.705 \| good	0.381 \| good
2025-12-11T23:00:00.000Z	58 \| moderate	12.8 \| fine	57 \| fine	18 \| good	0.727 \| good	5.957 \| good	0.381 \| good
2025-12-11T23:00:00.000Z	58 \| moderate	12.797 \| fine	56.986 \| fine	18.001 \| good	0.727 \| good	5.957 \| good	0.381 \| good
2025-12-11T22:00:00.000Z	27 \| good	4.779 \| good	20.862 \| good	28.245 \| good	1.884 \| good	1.289 \| good	0.112 \| good
2025-12-11T23:00:00.000Z	27 \| good	4.933 \| good	20.957 \| good	25.285 \| good	1.661 \| good	1.759 \| good	0.12 \| good
2025-12-12T00:00:00.000Z	22 \| good	4.263 \| good	18.845 \| good	19.034 \| good	1.438 \| good	2.23 \| good	0.129 \| good
2025-12-12T01:00:00.000Z	44 \| good	7.624 \| good	33.559 \| good	16.423 \| good	1.421 \| good	4.451 \| good	0.158 \| good
2025-12-12T02:00:00.000Z	62 \| moderate	14.527 \| fine	64.332 \| fine	19.97 \| good	1.403 \| good	6.673 \| good	0.188 \| good
2025-12-12T03:00:00.000Z	52 \| moderate	10.383 \| good	45.78 \| good	19.199 \| good	1.386 \| good	8.894 \| good	0.218 \| good
2025-12-12T04:00:00.000Z	60 \| moderate	14.054 \| fine	62.966 \| fine	20.753 \| good	1.337 \| good	8.791 \| good	0.221 \| good
2025-12-12T05:00:00.000Z	67 \| moderate	17.602 \| fine	78.587 \| fine	18.981 \| good	1.289 \| good	8.688 \| good	0.224 \| good
2025-12-12T06:00:00.000Z	62 \| moderate	14.5 \| fine	64.935 \| fine	19.826 \| good	1.24 \| good	8.585 \| good	0.227 \| good
2025-12-12T07:00:00.000Z	54 \| moderate	11.362 \| good	50.211 \| good	18.993 \| good	1.121 \| good	7.64 \| good	0.213 \| good
2025-12-12T08:00:00.000Z	84 \| moderate	26.803 \| fine	117.101 \| fine	18.755 \| good	1.002 \| good	6.695 \| good	0.2 \| good
2025-12-12T09:00:00.000Z	54 \| moderate	11.335 \| good	50.009 \| good	17.627 \| good	0.882 \| good	5.751 \| good	0.186 \| good
2025-12-12T10:00:00.000Z	67 \| moderate	17.851 \| fine	78.363 \| fine	18.914 \| good	0.83 \| good	4.945 \| good	0.169 \| good
2025-12-12T11:00:00.000Z	62 \| moderate	15.393 \| fine	68.39 \| fine	33.314 \| good	0.777 \| good	4.14 \| good	0.152 \| good
2025-12-12T12:00:00.000Z	52 \| moderate	10.314 \| good	45.765 \| good	13.559 \| good	0.724 \| good	3.335 \| good	0.135 \| good
2025-12-12T13:00:00.000Z	62 \| moderate	15.063 \| fine	67.991 \| fine	10.365 \| good	0.726 \| good	3.535 \| good	0.132 \| good
2025-12-12T14:00:00.000Z	54 \| moderate	10.684 \| good	47.36 \| good	6.571 \| good	0.728 \| good	3.736 \| good	0.129 \| good
2025-12-12T15:00:00.000Z	54 \| moderate	10.934 \| good	48.318 \| good	4.768 \| good	0.73 \| good	3.936 \| good	0.126 \| good
2025-12-12T16:00:00.000Z	58 \| moderate	13.055 \| fine	58.228 \| fine	9.788 \| good	0.67 \| good	3.9 \| good	0.149 \| good
2025-12-12T17:00:00.000Z	33 \| good	5.598 \| good	23.78 \| good	13.804 \| good	0.611 \| good	3.864 \| good	0.171 \| good
2025-12-12T18:00:00.000Z	22 \| good	4.332 \| good	18.798 \| good	20.554 \| good	0.552 \| good	3.828 \| good	0.194 \| good
2025-12-12T19:00:00.000Z	27 \| good	5.052 \| good	21.66 \| good	26.188 \| good	0.683 \| good	2.916 \| good	0.166 \| good
2025-12-12T20:00:00.000Z	29 \| good	4.245 \| good	18.674 \| good	30.572 \| good	0.815 \| good	2.004 \| good	0.138 \| good
2025-12-12T21:00:00.000Z	32 \| good	3.425 \| good	14.939 \| good	34.624 \| good	0.947 \| good	1.092 \| good	0.11 \| good
2025-12-12T22:00:00.000Z	33 \| good	4.647 \| good	19.97 \| good	35.924 \| good	0.936 \| good	1.943 \| good	0.125 \| good
2025-12-12T23:00:00.000Z	28 \| good	5.26 \| good	22.795 \| good	30.203 \| good	0.925 \| good	2.794 \| good	0.14 \| good
2025-12-13T00:00:00.000Z	33 \| good	5.706 \| good	24.651 \| good	19.336 \| good	0.914 \| good	3.645 \| good	0.155 \| good
2025-12-13T01:00:00.000Z	44 \| good	8.379 \| good	36.629 \| good	16.373 \| good	0.954 \| good	6.048 \| good	0.186 \| good
2025-12-13T02:00:00.000Z	60 \| moderate	14.188 \| fine	64.058 \| fine	20.752 \| good	0.995 \| good	8.45 \| good	0.218 \| good
2025-12-13T03:00:00.000Z	60 \| moderate	14.21 \| fine	64.276 \| fine	19.879 \| good	1.035 \| good	10.853 \| good	0.249 \| good
2025-12-13T04:00:00.000Z	67 \| moderate	18.301 \| fine	80.799 \| fine	19.805 \| good	0.947 \| good	10.092 \| good	0.243 \| good
2025-12-13T05:00:00.000Z	62 \| moderate	15.128 \| fine	67.174 \| fine	18.88 \| good	0.859 \| good	9.33 \| good	0.237 \| good
2025-12-13T06:00:00.000Z	67 \| moderate	17.579 \| fine	78.498 \| fine	18.511 \| good	0.771 \| good	8.569 \| good	0.231 \| good
2025-12-13T07:00:00.000Z	56 \| moderate	11.991 \| good	54.002 \| good	17.828 \| good	0.659 \| good	7.521 \| good	0.215 \| good
2025-12-13T08:00:00.000Z	75 \| moderate	21.889 \| fine	95.957 \| fine	16.229 \| good	0.547 \| good	6.473 \| good	0.199 \| good
2025-12-13T09:00:00.000Z	56 \| moderate	12.28 \| fine	55.129 \| fine	12.695 \| good	0.435 \| good	5.425 \| good	0.182 \| good
2025-12-13T10:00:00.000Z	62 \| moderate	15.309 \| fine	68.671 \| fine	14.231 \| good	0.393 \| good	4.702 \| good	0.166 \| good
2025-12-13T11:00:00.000Z	60 \| moderate	14.451 \| fine	64.453 \| fine	22.773 \| good	0.351 \| good	3.979 \| good	0.15 \| good
2025-12-13T12:00:00.000Z	52 \| moderate	10.443 \| good	46.607 \| good	10.181 \| good	0.309 \| good	3.256 \| good	0.134 \| good
2025-12-13T13:00:00.000Z	60 \| moderate	13.618 \| fine	60.567 \| fine	10.11 \| good	0.32 \| good	3.528 \| good	0.131 \| good
2025-12-13T14:00:00.000Z	58 \| moderate	12.65 \| fine	56.223 \| fine	8.643 \| good	0.331 \| good	3.8 \| good	0.129 \| good
2025-12-13T15:00:00.000Z	54 \| moderate	10.682 \| good	47.238 \| good	7.263 \| good	0.342 \| good	4.073 \| good	0.126 \| good
2025-12-13T16:00:00.000Z	54 \| moderate	11.264 \| good	50.157 \| good	9.146 \| good	0.345 \| good	4.124 \| good	0.153 \| good
2025-12-13T17:00:00.000Z	27 \| good	5.424 \| good	22.955 \| good	15.444 \| good	0.348 \| good	4.176 \| good	0.18 \| good
2025-12-13T18:00:00.000Z	20 \| good	1.883 \| good	7.947 \| good	22.039 \| good	0.351 \| good	4.228 \| good	0.207 \| good
2025-12-13T19:00:00.000Z	25 \| good	3.522 \| good	15.765 \| good	27.352 \| good	0.411 \| good	3.217 \| good	0.179 \| good
2025-12-13T20:00:00.000Z	29 \| good	3.773 \| good	16.745 \| good	31.195 \| good	0.472 \| good	2.206 \| good	0.152 \| good
2025-12-13T21:00:00.000Z	31 \| good	3.288 \| good	14.766 \| good	34.441 \| good	0.533 \| good	1.195 \| good	0.125 \| good

Ukiah

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Ukiah, California air quality map: Track AQI near you

0.35ppm

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 Ukiah, California updated?

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

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

The worst air quality in Ukiah, California in the last 24 hours was observed at 02:00:00 on 2025-12-11.

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

In the last 24 hrs, the best air quality in Ukiah, California was observed at 09:00:00 on 2025-12-10.

What is the current air quality in Ukiah, California?

The current air quality in Ukiah, California is 49, categorized as Good based on real-time data.

What pollutant is the most common in Ukiah, California?

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

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

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

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

The current PM_2.5 concentration at Ukiah, California is 9.201 μg/m³.

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

The current PM₁₀ concentration at Ukiah, California is 41.003 μg/m³.

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

The current carbon monoxide (CO) concentration at Ukiah, California is 0.351 ppm.

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

The current sulfur dioxide (SO₂) concentration at Ukiah, California is 0.543 ppb.

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

The current ozone (O₃) concentration at Ukiah, California is 14.003 ppm.

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

The current nitrogen dioxide (NO₂) concentration at Ukiah, California is 5.378 ppb.

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Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2025-12-10T00:00:00.000Z	27 \| good	4.8 \| good	21 \| good	15 \| good	0.465 \| good	2.478 \| good	0.384 \| good
2025-12-10T01:00:00.000Z	27 \| good	4.7 \| good	21 \| good	12 \| good	0.341 \| good	3.149 \| good	0.414 \| good
2025-12-10T02:00:00.000Z	44 \| good	7.5 \| good	33 \| good	10 \| good	0.383 \| good	6.109 \| good	0.45 \| good
2025-12-10T03:00:00.000Z	69 \| moderate	19.386 \| fine	86.395 \| fine	21.824 \| good	0.4 \| good	5.403 \| good	0.159 \| good
2025-12-10T04:00:00.000Z	56 \| moderate	12.3 \| fine	55 \| fine	5 \| good	0.361 \| good	11.05 \| good	0.465 \| good
2025-12-10T05:00:00.000Z	67 \| moderate	17.5 \| fine	77 \| fine	4 \| good	0.404 \| good	9.943 \| good	0.481 \| good
2025-12-10T06:00:00.000Z	71 \| moderate	20.4 \| fine	89 \| fine	3 \| good	0.408 \| good	7.006 \| good	0.451 \| good
2025-12-10T07:00:00.000Z	71 \| moderate	20.4 \| fine	89 \| fine	3 \| good	0.426 \| good	4.166 \| good	0.449 \| good
2025-12-10T08:00:00.000Z	60 \| moderate	14.4 \| fine	65 \| fine	1 \| good	0.387 \| good	4.322 \| good	0.495 \| good
2025-12-10T09:00:00.000Z	90 \| moderate	29.9 \| fine	129 \| fine	2 \| good	0.387 \| good	4.317 \| good	0.479 \| good
2025-12-10T10:00:00.000Z	67 \| moderate	17.9 \| fine	79 \| fine	2 \| good	0.424 \| good	4.26 \| good	0.479 \| good
2025-12-10T11:00:00.000Z	75 \| moderate	21.8 \| fine	95 \| fine	1 \| good	0.384 \| good	4.145 \| good	0.479 \| good
2025-12-10T12:00:00.000Z	66 \| moderate	17.2 \| fine	77 \| fine	1 \| good	0.372 \| good	4.567 \| good	0.479 \| good
2025-12-10T13:00:00.000Z	66 \| moderate	17.2 \| fine	77 \| fine	1 \| good	0.556 \| good	5.193 \| good	0.334 \| good
2025-12-10T14:00:00.000Z	66 \| moderate	17.2 \| fine	77 \| fine	8.578 \| good	0.663 \| good	4.4 \| good	0.416 \| good
2025-12-10T15:00:00.000Z	62 \| moderate	14.9 \| fine	67 \| fine	1 \| good	0.587 \| good	5.076 \| good	0.463 \| good
2025-12-10T16:00:00.000Z	58 \| moderate	13 \| fine	59 \| fine	2 \| good	0.531 \| good	5.714 \| good	0.463 \| good
2025-12-10T17:00:00.000Z	64 \| moderate	15.5 \| fine	69 \| fine	4 \| good	0.434 \| good	5.856 \| good	0.479 \| good
2025-12-10T18:00:00.000Z	33 \| good	6.4 \| good	29 \| good	6 \| good	0.446 \| good	4.413 \| good	0.433 \| good
2025-12-10T19:00:00.000Z	27 \| good	4.7 \| good	21 \| good	9 \| good	0.446 \| good	4.117 \| good	0.462 \| good
2025-12-10T20:00:00.000Z	27 \| good	5.4 \| good	23 \| good	12 \| good	0.419 \| good	3.842 \| good	0.414 \| good
2025-12-10T21:00:00.000Z	27 \| good	5.3 \| good	23 \| good	14 \| good	0.475 \| good	9.378 \| good	0.414 \| good
2025-12-10T22:00:00.000Z	33 \| good	5.7 \| good	25 \| good	16 \| good	0.419 \| good	7.17 \| good	0.398 \| good
2025-12-10T23:00:00.000Z	33 \| good	6.2 \| good	28 \| good	18 \| good	0.616 \| good	7.083 \| good	0.384 \| good
2025-12-11T00:00:00.000Z	33 \| good	5.9 \| good	27 \| good	15 \| good	0.473 \| good	3.694 \| good	0.384 \| good
2025-12-11T01:00:00.000Z	44 \| good	7.8 \| good	34 \| good	12 \| good	0.438 \| good	5.796 \| good	0.381 \| good
2025-12-11T02:00:00.000Z	99 \| moderate	34.5 \| fine	149 \| fine	10 \| good	0.419 \| good	8.741 \| good	0.416 \| good
2025-12-11T03:00:00.000Z	81 \| moderate	25.1 \| fine	109 \| fine	8 \| good	0.376 \| good	8.892 \| good	0.452 \| good
2025-12-11T04:00:00.000Z	69 \| moderate	19 \| fine	85 \| fine	5 \| good	0.315 \| good	8.367 \| good	0.4 \| good
2025-12-11T05:00:00.000Z	62 \| moderate	15.2 \| fine	69 \| fine	4 \| good	0.374 \| good	9.864 \| good	0.4 \| good
2025-12-11T06:00:00.000Z	49 \| good	9.2 \| good	41 \| good	3 \| good	0.352 \| good	9.435 \| good	0.466 \| good
2025-12-11T07:00:00.000Z	75 \| moderate	22.3 \| fine	97 \| fine	2 \| good	0.371 \| good	8.217 \| good	0.466 \| good
2025-12-11T08:00:00.000Z	75 \| moderate	22.3 \| fine	97 \| fine	1 \| good	0.354 \| good	7.896 \| good	0.463 \| good
2025-12-11T09:00:00.000Z	52 \| moderate	10.3 \| good	46 \| good	1 \| good	0.395 \| good	5.87 \| good	0.463 \| good
2025-12-11T10:00:00.000Z	66 \| moderate	17.2 \| fine	77 \| fine	2 \| good	0.456 \| good	4.813 \| good	0.463 \| good
2025-12-11T11:00:00.000Z	66 \| moderate	17.4 \| fine	77 \| fine	2 \| good	0.479 \| good	4.856 \| good	0.463 \| good
2025-12-11T12:00:00.000Z	67 \| moderate	18.1 \| fine	81 \| fine	2 \| good	0.469 \| good	4.566 \| good	0.447 \| good
2025-12-11T13:00:00.000Z	67 \| moderate	18.1 \| fine	81 \| fine	2 \| good	0.498 \| good	3.984 \| good	0.302 \| good
2025-12-11T14:00:00.000Z	60 \| moderate	14.4 \| fine	65 \| fine	1 \| good	0.549 \| good	4.434 \| good	0.43 \| good
2025-12-11T15:00:00.000Z	58 \| moderate	13.4 \| fine	61 \| fine	1 \| good	0.493 \| good	4.783 \| good	0.385 \| good
2025-12-11T16:00:00.000Z	64 \| moderate	15.5 \| fine	69 \| fine	3 \| good	0.493 \| good	4.726 \| good	0.447 \| good
2025-12-11T17:00:00.000Z	60 \| moderate	14.2 \| fine	63 \| fine	5 \| good	0.474 \| good	5.525 \| good	0.514 \| good
2025-12-11T18:00:00.000Z	54 \| moderate	11.2 \| good	50 \| good	7 \| good	0.516 \| good	4.905 \| good	0.482 \| good
2025-12-11T19:00:00.000Z	54 \| moderate	11.3 \| good	50 \| good	10 \| good	0.523 \| good	3.871 \| good	0.433 \| good
2025-12-11T20:00:00.000Z	52 \| moderate	9.7 \| good	43 \| good	12 \| good	0.523 \| good	6.009 \| good	0.351 \| good
2025-12-11T21:00:00.000Z	49 \| good	9.2 \| good	41 \| good	14 \| good	0.543 \| good	5.378 \| good	0.351 \| good
2025-12-11T22:00:00.000Z	38 \| good	7.3 \| good	32 \| good	16 \| good	0.544 \| good	4.705 \| good	0.381 \| good
2025-12-11T23:00:00.000Z	58 \| moderate	12.8 \| fine	57 \| fine	18 \| good	0.727 \| good	5.957 \| good	0.381 \| good
2025-12-11T23:00:00.000Z	58 \| moderate	12.797 \| fine	56.986 \| fine	18.001 \| good	0.727 \| good	5.957 \| good	0.381 \| good
2025-12-11T22:00:00.000Z	27 \| good	4.779 \| good	20.862 \| good	28.245 \| good	1.884 \| good	1.289 \| good	0.112 \| good
2025-12-11T23:00:00.000Z	27 \| good	4.933 \| good	20.957 \| good	25.285 \| good	1.661 \| good	1.759 \| good	0.12 \| good
2025-12-12T00:00:00.000Z	22 \| good	4.263 \| good	18.845 \| good	19.034 \| good	1.438 \| good	2.23 \| good	0.129 \| good
2025-12-12T01:00:00.000Z	44 \| good	7.624 \| good	33.559 \| good	16.423 \| good	1.421 \| good	4.451 \| good	0.158 \| good
2025-12-12T02:00:00.000Z	62 \| moderate	14.527 \| fine	64.332 \| fine	19.97 \| good	1.403 \| good	6.673 \| good	0.188 \| good
2025-12-12T03:00:00.000Z	52 \| moderate	10.383 \| good	45.78 \| good	19.199 \| good	1.386 \| good	8.894 \| good	0.218 \| good
2025-12-12T04:00:00.000Z	60 \| moderate	14.054 \| fine	62.966 \| fine	20.753 \| good	1.337 \| good	8.791 \| good	0.221 \| good
2025-12-12T05:00:00.000Z	67 \| moderate	17.602 \| fine	78.587 \| fine	18.981 \| good	1.289 \| good	8.688 \| good	0.224 \| good
2025-12-12T06:00:00.000Z	62 \| moderate	14.5 \| fine	64.935 \| fine	19.826 \| good	1.24 \| good	8.585 \| good	0.227 \| good
2025-12-12T07:00:00.000Z	54 \| moderate	11.362 \| good	50.211 \| good	18.993 \| good	1.121 \| good	7.64 \| good	0.213 \| good
2025-12-12T08:00:00.000Z	84 \| moderate	26.803 \| fine	117.101 \| fine	18.755 \| good	1.002 \| good	6.695 \| good	0.2 \| good
2025-12-12T09:00:00.000Z	54 \| moderate	11.335 \| good	50.009 \| good	17.627 \| good	0.882 \| good	5.751 \| good	0.186 \| good
2025-12-12T10:00:00.000Z	67 \| moderate	17.851 \| fine	78.363 \| fine	18.914 \| good	0.83 \| good	4.945 \| good	0.169 \| good
2025-12-12T11:00:00.000Z	62 \| moderate	15.393 \| fine	68.39 \| fine	33.314 \| good	0.777 \| good	4.14 \| good	0.152 \| good
2025-12-12T12:00:00.000Z	52 \| moderate	10.314 \| good	45.765 \| good	13.559 \| good	0.724 \| good	3.335 \| good	0.135 \| good
2025-12-12T13:00:00.000Z	62 \| moderate	15.063 \| fine	67.991 \| fine	10.365 \| good	0.726 \| good	3.535 \| good	0.132 \| good
2025-12-12T14:00:00.000Z	54 \| moderate	10.684 \| good	47.36 \| good	6.571 \| good	0.728 \| good	3.736 \| good	0.129 \| good
2025-12-12T15:00:00.000Z	54 \| moderate	10.934 \| good	48.318 \| good	4.768 \| good	0.73 \| good	3.936 \| good	0.126 \| good
2025-12-12T16:00:00.000Z	58 \| moderate	13.055 \| fine	58.228 \| fine	9.788 \| good	0.67 \| good	3.9 \| good	0.149 \| good
2025-12-12T17:00:00.000Z	33 \| good	5.598 \| good	23.78 \| good	13.804 \| good	0.611 \| good	3.864 \| good	0.171 \| good
2025-12-12T18:00:00.000Z	22 \| good	4.332 \| good	18.798 \| good	20.554 \| good	0.552 \| good	3.828 \| good	0.194 \| good
2025-12-12T19:00:00.000Z	27 \| good	5.052 \| good	21.66 \| good	26.188 \| good	0.683 \| good	2.916 \| good	0.166 \| good
2025-12-12T20:00:00.000Z	29 \| good	4.245 \| good	18.674 \| good	30.572 \| good	0.815 \| good	2.004 \| good	0.138 \| good
2025-12-12T21:00:00.000Z	32 \| good	3.425 \| good	14.939 \| good	34.624 \| good	0.947 \| good	1.092 \| good	0.11 \| good
2025-12-12T22:00:00.000Z	33 \| good	4.647 \| good	19.97 \| good	35.924 \| good	0.936 \| good	1.943 \| good	0.125 \| good
2025-12-12T23:00:00.000Z	28 \| good	5.26 \| good	22.795 \| good	30.203 \| good	0.925 \| good	2.794 \| good	0.14 \| good
2025-12-13T00:00:00.000Z	33 \| good	5.706 \| good	24.651 \| good	19.336 \| good	0.914 \| good	3.645 \| good	0.155 \| good
2025-12-13T01:00:00.000Z	44 \| good	8.379 \| good	36.629 \| good	16.373 \| good	0.954 \| good	6.048 \| good	0.186 \| good
2025-12-13T02:00:00.000Z	60 \| moderate	14.188 \| fine	64.058 \| fine	20.752 \| good	0.995 \| good	8.45 \| good	0.218 \| good
2025-12-13T03:00:00.000Z	60 \| moderate	14.21 \| fine	64.276 \| fine	19.879 \| good	1.035 \| good	10.853 \| good	0.249 \| good
2025-12-13T04:00:00.000Z	67 \| moderate	18.301 \| fine	80.799 \| fine	19.805 \| good	0.947 \| good	10.092 \| good	0.243 \| good
2025-12-13T05:00:00.000Z	62 \| moderate	15.128 \| fine	67.174 \| fine	18.88 \| good	0.859 \| good	9.33 \| good	0.237 \| good
2025-12-13T06:00:00.000Z	67 \| moderate	17.579 \| fine	78.498 \| fine	18.511 \| good	0.771 \| good	8.569 \| good	0.231 \| good
2025-12-13T07:00:00.000Z	56 \| moderate	11.991 \| good	54.002 \| good	17.828 \| good	0.659 \| good	7.521 \| good	0.215 \| good
2025-12-13T08:00:00.000Z	75 \| moderate	21.889 \| fine	95.957 \| fine	16.229 \| good	0.547 \| good	6.473 \| good	0.199 \| good
2025-12-13T09:00:00.000Z	56 \| moderate	12.28 \| fine	55.129 \| fine	12.695 \| good	0.435 \| good	5.425 \| good	0.182 \| good
2025-12-13T10:00:00.000Z	62 \| moderate	15.309 \| fine	68.671 \| fine	14.231 \| good	0.393 \| good	4.702 \| good	0.166 \| good
2025-12-13T11:00:00.000Z	60 \| moderate	14.451 \| fine	64.453 \| fine	22.773 \| good	0.351 \| good	3.979 \| good	0.15 \| good
2025-12-13T12:00:00.000Z	52 \| moderate	10.443 \| good	46.607 \| good	10.181 \| good	0.309 \| good	3.256 \| good	0.134 \| good
2025-12-13T13:00:00.000Z	60 \| moderate	13.618 \| fine	60.567 \| fine	10.11 \| good	0.32 \| good	3.528 \| good	0.131 \| good
2025-12-13T14:00:00.000Z	58 \| moderate	12.65 \| fine	56.223 \| fine	8.643 \| good	0.331 \| good	3.8 \| good	0.129 \| good
2025-12-13T15:00:00.000Z	54 \| moderate	10.682 \| good	47.238 \| good	7.263 \| good	0.342 \| good	4.073 \| good	0.126 \| good
2025-12-13T16:00:00.000Z	54 \| moderate	11.264 \| good	50.157 \| good	9.146 \| good	0.345 \| good	4.124 \| good	0.153 \| good
2025-12-13T17:00:00.000Z	27 \| good	5.424 \| good	22.955 \| good	15.444 \| good	0.348 \| good	4.176 \| good	0.18 \| good
2025-12-13T18:00:00.000Z	20 \| good	1.883 \| good	7.947 \| good	22.039 \| good	0.351 \| good	4.228 \| good	0.207 \| good
2025-12-13T19:00:00.000Z	25 \| good	3.522 \| good	15.765 \| good	27.352 \| good	0.411 \| good	3.217 \| good	0.179 \| good
2025-12-13T20:00:00.000Z	29 \| good	3.773 \| good	16.745 \| good	31.195 \| good	0.472 \| good	2.206 \| good	0.152 \| good
2025-12-13T21:00:00.000Z	31 \| good	3.288 \| good	14.766 \| good	34.441 \| good	0.533 \| good	1.195 \| good	0.125 \| good

Ukiah, California live air quality index now

Major air pollutants in Ukiah, 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

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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 Ukiah, California?

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