What is the current concentration of PM10 in Alum Rock, California?

The current PM10 concentration at Alum Rock, California is 29.074 μg/m3.

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

The current sulfur dioxide (SO2) concentration at Alum Rock, California is 0.508 ppb.

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

The current ozone (O3) concentration at Alum Rock, California is 48.338 ppm.

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

The current nitrogen dioxide (NO2) concentration at Alum Rock, California is 8.043 ppb.

Alum Rock, California live air quality index now

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

The current PM2.5 concentration at Alum Rock, California is 6.525 μg/m3.

Stay updated with real-time air quality in Alum Rock, 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

Alum Rock, California

Last updated: ... (Local time)

Major air pollutants in Alum Rock, California

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

6.53 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

29.07 μg/m³

155

255

425

605+

Ozone (O₃)

48.34 ppb

201

201+

Sulfur Dioxide (SO₂)

0.51 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

8.04 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.35 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

Low

Alum Rock, California

Get Live Pollen Counts

Alum Rock, California

Scroll To Air Quality Map

Track live Alum Rock, California air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-06-11T02:00:00.000Z	40 \| good	3.103 \| good	13.58 \| good	43.43 \| good	0.834 \| good	3.082 \| good	0.204 \| good
2026-06-11T03:00:00.000Z	39 \| good	4.685 \| good	20.5 \| good	42.222 \| good	0.574 \| good	2.666 \| good	0.204 \| good
2026-06-11T04:00:00.000Z	38 \| good	7.007 \| good	31.256 \| good	40.948 \| good	0.515 \| good	8.284 \| good	0.253 \| good
2026-06-11T05:00:00.000Z	44 \| good	7.613 \| good	33.82 \| good	38.064 \| good	0.413 \| good	13.001 \| good	0.351 \| good
2026-06-11T06:00:00.000Z	44 \| good	8.02 \| good	35.295 \| good	32.12 \| good	0.668 \| good	15.924 \| good	0.426 \| good
2026-06-11T07:00:00.000Z	49 \| good	8.944 \| good	39.808 \| good	32.029 \| good	0.578 \| good	15.876 \| good	0.449 \| good
2026-06-11T08:00:00.000Z	54 \| moderate	11.26 \| good	49.766 \| good	28.133 \| good	0.775 \| good	14.118 \| good	0.451 \| good
2026-06-11T09:00:00.000Z	56 \| moderate	11.901 \| good	53.434 \| good	23.193 \| good	0.585 \| good	15.423 \| good	0.451 \| good
2026-06-11T10:00:00.000Z	58 \| moderate	12.989 \| fine	57.326 \| fine	25.015 \| good	0.83 \| good	14.256 \| good	0.377 \| good
2026-06-11T11:00:00.000Z	60 \| moderate	13.682 \| fine	61.603 \| fine	18.407 \| good	0.483 \| good	13.458 \| good	0.376 \| good
2026-06-11T12:00:00.000Z	60 \| moderate	13.885 \| fine	61.762 \| fine	18.444 \| good	0.462 \| good	12.533 \| good	0.376 \| good
2026-06-11T13:00:00.000Z	58 \| moderate	12.741 \| fine	56.997 \| fine	18.436 \| good	0.607 \| good	12.8 \| good	0.399 \| good
2026-06-11T14:00:00.000Z	56 \| moderate	12.326 \| fine	55.265 \| fine	10.81 \| good	0.441 \| good	17.498 \| good	0.549 \| good
2026-06-11T15:00:00.000Z	54 \| moderate	11.405 \| good	50.033 \| good	10.858 \| good	0.573 \| good	17.318 \| good	0.649 \| good
2026-06-11T16:00:00.000Z	56 \| moderate	11.785 \| good	52.407 \| good	16.868 \| good	0.533 \| good	20.038 \| good	0.744 \| good
2026-06-11T17:00:00.000Z	60 \| moderate	13.891 \| fine	61.441 \| fine	21.793 \| good	0.72 \| good	19.417 \| good	0.598 \| good
2026-06-11T18:00:00.000Z	58 \| moderate	13.354 \| fine	59.978 \| fine	42.083 \| good	0.831 \| good	14.952 \| good	0.352 \| good
2026-06-11T19:00:00.000Z	54 \| moderate	10.79 \| good	47.816 \| good	48.776 \| good	0.66 \| good	9.273 \| good	0.276 \| good
2026-06-11T20:00:00.000Z	49 \| good	6.692 \| good	29.195 \| good	52.865 \| good	0.631 \| good	8.132 \| good	0.201 \| good
2026-06-11T21:00:00.000Z	58 \| moderate	4.682 \| good	21.013 \| good	56.724 \| fine	0.65 \| good	7.891 \| good	0.273 \| good
2026-06-11T22:00:00.000Z	74 \| moderate	4.562 \| good	20.533 \| good	61.606 \| fine	0.589 \| good	8.511 \| good	0.275 \| good
2026-06-11T23:00:00.000Z	80 \| moderate	5.017 \| good	22.612 \| good	63.649 \| fine	0.573 \| good	8.101 \| good	0.275 \| good
2026-06-12T00:00:00.000Z	87 \| moderate	4.766 \| good	21.622 \| good	65.566 \| fine	0.635 \| good	8.268 \| good	0.276 \| good
2026-06-12T01:00:00.000Z	93 \| moderate	4.68 \| good	21.132 \| good	68.456 \| fine	0.779 \| good	8.77 \| good	0.275 \| good
2026-06-12T02:00:00.000Z	67 \| moderate	6.914 \| good	30.413 \| good	59.946 \| fine	0.641 \| good	10.125 \| good	0.349 \| good
2026-06-12T03:00:00.000Z	50 \| good	8.442 \| good	36.682 \| good	53.739 \| good	0.511 \| good	9.199 \| good	0.349 \| good
2026-06-12T04:00:00.000Z	52 \| moderate	9.722 \| good	42.638 \| good	47.042 \| good	0.567 \| good	11.46 \| good	0.349 \| good
2026-06-12T05:00:00.000Z	56 \| moderate	11.918 \| good	53.564 \| good	40.156 \| good	0.769 \| good	17.252 \| good	0.424 \| good
2026-06-12T06:00:00.000Z	58 \| moderate	12.639 \| fine	57.004 \| fine	37.252 \| good	0.717 \| good	12.781 \| good	0.373 \| good
2026-06-12T07:00:00.000Z	56 \| moderate	11.765 \| good	52.73 \| good	33.318 \| good	0.711 \| good	6.62 \| good	0.275 \| good
2026-06-12T08:00:00.000Z	54 \| moderate	10.8 \| good	49.04 \| good	35.042 \| good	0.502 \| good	4.653 \| good	0.275 \| good
2026-06-12T09:00:00.000Z	49 \| good	8.509 \| good	37.393 \| good	34.122 \| good	0.633 \| good	4.769 \| good	0.275 \| good
2026-06-12T10:00:00.000Z	38 \| good	7.221 \| good	31.383 \| good	33.019 \| good	0.503 \| good	4.124 \| good	0.201 \| good
2026-06-12T11:00:00.000Z	38 \| good	6.697 \| good	30.41 \| good	32.842 \| good	0.577 \| good	4.111 \| good	0.201 \| good
2026-06-12T12:00:00.000Z	38 \| good	6.573 \| good	29.235 \| good	32.793 \| good	0.627 \| good	4.26 \| good	0.275 \| good
2026-06-12T13:00:00.000Z	38 \| good	6.726 \| good	29.607 \| good	32.728 \| good	0.645 \| good	4.853 \| good	0.3 \| good
2026-06-12T14:00:00.000Z	38 \| good	6.761 \| good	29.714 \| good	27.816 \| good	0.578 \| good	9.873 \| good	0.349 \| good
2026-06-12T15:00:00.000Z	22 \| good	4.443 \| good	19.567 \| good	24.032 \| good	0.679 \| good	13.417 \| good	0.424 \| good
2026-06-12T16:00:00.000Z	27 \| good	4.777 \| good	21.158 \| good	22.268 \| good	0.768 \| good	13.638 \| good	0.449 \| good
2026-06-12T17:00:00.000Z	38 \| good	6.507 \| good	29.598 \| good	23.247 \| good	0.802 \| good	12.601 \| good	0.375 \| good
2026-06-12T18:00:00.000Z	56 \| moderate	11.855 \| good	54.223 \| good	27.202 \| good	0.601 \| good	10.724 \| good	0.375 \| good
2026-06-12T19:00:00.000Z	54 \| moderate	10.728 \| good	47.701 \| good	37.965 \| good	0.599 \| good	11.212 \| good	0.375 \| good
2026-06-12T20:00:00.000Z	49 \| good	8.787 \| good	38.99 \| good	49.66 \| good	1.048 \| good	8.971 \| good	0.351 \| good
2026-06-12T21:00:00.000Z	67 \| moderate	8.136 \| good	36.206 \| good	60.182 \| fine	0.966 \| good	8.867 \| good	0.301 \| good
2026-06-12T22:00:00.000Z	71 \| moderate	9.007 \| good	40.222 \| good	61.301 \| fine	0.463 \| good	8.364 \| good	0.35 \| good
2026-06-12T23:00:00.000Z	58 \| moderate	9.886 \| good	43.747 \| good	57.111 \| fine	0.504 \| good	8.674 \| good	0.349 \| good
2026-06-13T00:00:00.000Z	49 \| good	8.094 \| good	36.124 \| good	53.213 \| good	0.522 \| good	8.226 \| good	0.349 \| good
2026-06-13T01:00:00.000Z	44 \| good	6.525 \| good	29.074 \| good	48.338 \| good	0.508 \| good	8.043 \| good	0.349 \| good
2026-06-13T01:00:00.000Z	44 \| good	6.525 \| good	29.074 \| good	48.338 \| good	0.508 \| good	8.043 \| good	0.349 \| good
2026-06-13T02:00:00.000Z	56 \| moderate	11.553 \| good	50.973 \| good	48.255 \| good	0.572 \| good	1.675 \| good	0.116 \| good
2026-06-13T03:00:00.000Z	49 \| good	8.81 \| good	39.015 \| good	41.28 \| good	0.591 \| good	2.326 \| good	0.117 \| good
2026-06-13T04:00:00.000Z	52 \| moderate	9.684 \| good	43.027 \| good	33.32 \| good	0.614 \| good	3.128 \| good	0.119 \| good
2026-06-13T05:00:00.000Z	52 \| moderate	9.946 \| good	44.038 \| good	29.445 \| good	0.64 \| good	3.517 \| good	0.121 \| good
2026-06-13T06:00:00.000Z	52 \| moderate	10.114 \| good	45.046 \| good	28.8 \| good	0.652 \| good	4.007 \| good	0.123 \| good
2026-06-13T07:00:00.000Z	52 \| moderate	10.081 \| good	45.029 \| good	30.991 \| good	0.657 \| good	4.305 \| good	0.124 \| good
2026-06-13T08:00:00.000Z	52 \| moderate	10.387 \| good	46.04 \| good	34.151 \| good	0.648 \| good	4.452 \| good	0.124 \| good
2026-06-13T09:00:00.000Z	49 \| good	8.803 \| good	38.071 \| good	32.687 \| good	0.635 \| good	4.343 \| good	0.124 \| good
2026-06-13T10:00:00.000Z	49 \| good	9.156 \| good	40.988 \| good	30.275 \| good	0.62 \| good	4.385 \| good	0.123 \| good
2026-06-13T11:00:00.000Z	49 \| good	9.396 \| good	41.956 \| good	26.765 \| good	0.604 \| good	4.363 \| good	0.123 \| good
2026-06-13T12:00:00.000Z	49 \| good	8.609 \| good	37.99 \| good	29.589 \| good	0.584 \| good	4.521 \| good	0.123 \| good
2026-06-13T13:00:00.000Z	38 \| good	7.467 \| good	32.988 \| good	24.237 \| good	0.556 \| good	4.54 \| good	0.124 \| good
2026-06-13T14:00:00.000Z	49 \| good	8.751 \| good	38.024 \| good	24.563 \| good	0.553 \| good	3.706 \| good	0.123 \| good
2026-06-13T15:00:00.000Z	52 \| moderate	9.968 \| good	43.998 \| good	26.062 \| good	0.594 \| good	2.66 \| good	0.116 \| good
2026-06-13T16:00:00.000Z	52 \| moderate	9.583 \| good	42.982 \| good	33.514 \| good	0.581 \| good	1.952 \| good	0.11 \| good
2026-06-13T17:00:00.000Z	49 \| good	9.134 \| good	41.029 \| good	41.269 \| good	0.569 \| good	1.556 \| good	0.107 \| good
2026-06-13T18:00:00.000Z	44 \| good	6.691 \| good	30.076 \| good	47.739 \| good	0.563 \| good	1.233 \| good	0.105 \| good
2026-06-13T19:00:00.000Z	47 \| good	7.466 \| good	33.101 \| good	50.64 \| good	0.563 \| good	0.986 \| good	0.104 \| good
2026-06-13T20:00:00.000Z	46 \| good	6.972 \| good	31.118 \| good	50.101 \| good	0.559 \| good	0.785 \| good	0.102 \| good
2026-06-13T21:00:00.000Z	50 \| good	6.74 \| good	30.142 \| good	54.305 \| good	0.554 \| good	0.701 \| good	0.101 \| good
2026-06-13T22:00:00.000Z	54 \| moderate	8.672 \| good	38.151 \| good	56.197 \| fine	0.561 \| good	0.691 \| good	0.1 \| good
2026-06-13T23:00:00.000Z	50 \| good	8.585 \| good	37.15 \| good	54.165 \| good	0.561 \| good	0.723 \| good	0.099 \| good
2026-06-14T00:00:00.000Z	49 \| good	9.378 \| good	42.052 \| good	49.37 \| good	0.562 \| good	0.823 \| good	0.097 \| good
2026-06-14T01:00:00.000Z	52 \| moderate	9.992 \| good	44.064 \| good	47.846 \| good	0.558 \| good	0.991 \| good	0.096 \| good
2026-06-14T02:00:00.000Z	56 \| moderate	12.43 \| fine	56.936 \| fine	43.607 \| good	0.553 \| good	1.343 \| good	0.095 \| good
2026-06-14T03:00:00.000Z	52 \| moderate	10.425 \| good	46.029 \| good	36.597 \| good	0.553 \| good	1.904 \| good	0.094 \| good
2026-06-14T04:00:00.000Z	52 \| moderate	9.884 \| good	44.014 \| good	30.224 \| good	0.566 \| good	2.447 \| good	0.095 \| good
2026-06-14T05:00:00.000Z	52 \| moderate	10.124 \| good	45.02 \| good	28.049 \| good	0.581 \| good	2.81 \| good	0.096 \| good
2026-06-14T06:00:00.000Z	54 \| moderate	10.926 \| good	48.039 \| good	24.32 \| good	0.592 \| good	3.2 \| good	0.097 \| good
2026-06-14T07:00:00.000Z	52 \| moderate	10.289 \| good	45.053 \| good	24.013 \| good	0.59 \| good	3.491 \| good	0.099 \| good
2026-06-14T08:00:00.000Z	52 \| moderate	9.727 \| good	43.024 \| good	23.327 \| good	0.577 \| good	3.537 \| good	0.099 \| good
2026-06-14T09:00:00.000Z	49 \| good	8.67 \| good	38.04 \| good	19.967 \| good	0.564 \| good	3.687 \| good	0.099 \| good
2026-06-14T10:00:00.000Z	44 \| good	8.329 \| good	37.034 \| good	17.701 \| good	0.551 \| good	3.85 \| good	0.1 \| good
2026-06-14T11:00:00.000Z	52 \| moderate	10.378 \| good	45.973 \| good	17.81 \| good	0.534 \| good	3.912 \| good	0.1 \| good
2026-06-14T12:00:00.000Z	49 \| good	9.166 \| good	40.986 \| good	23.739 \| good	0.521 \| good	4.176 \| good	0.101 \| good
2026-06-14T13:00:00.000Z	44 \| good	7.708 \| good	34.035 \| good	18.791 \| good	0.512 \| good	4.447 \| good	0.102 \| good
2026-06-14T14:00:00.000Z	44 \| good	8.121 \| good	36.024 \| good	20.025 \| good	0.512 \| good	3.533 \| good	0.1 \| good
2026-06-14T15:00:00.000Z	52 \| moderate	9.926 \| good	44.025 \| good	22.601 \| good	0.531 \| good	2.341 \| good	0.096 \| good
2026-06-14T16:00:00.000Z	49 \| good	8.778 \| good	38.088 \| good	29.632 \| good	0.529 \| good	1.724 \| good	0.094 \| good
2026-06-14T17:00:00.000Z	56 \| moderate	11.84 \| good	52.073 \| good	36.958 \| good	0.513 \| good	1.335 \| good	0.094 \| good
2026-06-14T18:00:00.000Z	58 \| moderate	12.528 \| fine	56.978 \| fine	43.854 \| good	0.495 \| good	1.047 \| good	0.094 \| good
2026-06-14T19:00:00.000Z	58 \| moderate	13.485 \| fine	60.999 \| fine	50.005 \| good	0.483 \| good	0.844 \| good	0.094 \| good
2026-06-14T20:00:00.000Z	56 \| moderate	11.983 \| good	53.997 \| good	52.715 \| good	0.483 \| good	0.699 \| good	0.094 \| good
2026-06-14T21:00:00.000Z	54 \| moderate	11.076 \| good	49.021 \| good	55.175 \| fine	0.485 \| good	0.626 \| good	0.095 \| good
2026-06-14T22:00:00.000Z	52 \| moderate	10.312 \| good	45.989 \| good	55.007 \| fine	0.487 \| good	0.61 \| good	0.095 \| good
2026-06-14T23:00:00.000Z	50 \| good	8.667 \| good	38.045 \| good	54.457 \| good	0.49 \| good	0.641 \| good	0.095 \| good
2026-06-15T00:00:00.000Z	56 \| moderate	11.871 \| good	17.834 \| good	46.981 \| good	0.499 \| good	0.739 \| good	0.095 \| good
2026-06-15T01:00:00.000Z	49 \| good	8.654 \| good	38.017 \| good	42.577 \| good	0.506 \| good	1.027 \| good	0.095 \| good

Alum Rock

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Alum Rock, California air quality map: Track AQI near you

0.27ppm

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 Alum Rock, California updated?

The air quality for Alum Rock, California is updated every hour.

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

The worst air quality in Alum Rock, California in the last 24 hours was observed at 01:00:00 on 2026-06-12.

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

In the last 24 hrs, the best air quality in Alum Rock, California was observed at 03:00:00 on 2026-06-12.

What is the current air quality in Alum Rock, California?

The current air quality in Alum Rock, California is 44, categorized as Good based on real-time data.

What pollutant is the most common in Alum Rock, California?

The most common pollutant in Alum Rock, California is O3.

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

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

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

The current PM_2.5 concentration at Alum Rock, California is 6.525 μg/m³.

What is the current concentration of PM₁₀ in Alum Rock, California?

The current PM₁₀ concentration at Alum Rock, California is 29.074 μg/m³.

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

The current carbon monoxide (CO) concentration at Alum Rock, California is 0.349 ppm.

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

The current sulfur dioxide (SO₂) concentration at Alum Rock, California is 0.508 ppb.

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

The current ozone (O₃) concentration at Alum Rock, California is 48.338 ppm.

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

The current nitrogen dioxide (NO₂) concentration at Alum Rock, California is 8.043 ppb.

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Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-06-11T02:00:00.000Z	40 \| good	3.103 \| good	13.58 \| good	43.43 \| good	0.834 \| good	3.082 \| good	0.204 \| good
2026-06-11T03:00:00.000Z	39 \| good	4.685 \| good	20.5 \| good	42.222 \| good	0.574 \| good	2.666 \| good	0.204 \| good
2026-06-11T04:00:00.000Z	38 \| good	7.007 \| good	31.256 \| good	40.948 \| good	0.515 \| good	8.284 \| good	0.253 \| good
2026-06-11T05:00:00.000Z	44 \| good	7.613 \| good	33.82 \| good	38.064 \| good	0.413 \| good	13.001 \| good	0.351 \| good
2026-06-11T06:00:00.000Z	44 \| good	8.02 \| good	35.295 \| good	32.12 \| good	0.668 \| good	15.924 \| good	0.426 \| good
2026-06-11T07:00:00.000Z	49 \| good	8.944 \| good	39.808 \| good	32.029 \| good	0.578 \| good	15.876 \| good	0.449 \| good
2026-06-11T08:00:00.000Z	54 \| moderate	11.26 \| good	49.766 \| good	28.133 \| good	0.775 \| good	14.118 \| good	0.451 \| good
2026-06-11T09:00:00.000Z	56 \| moderate	11.901 \| good	53.434 \| good	23.193 \| good	0.585 \| good	15.423 \| good	0.451 \| good
2026-06-11T10:00:00.000Z	58 \| moderate	12.989 \| fine	57.326 \| fine	25.015 \| good	0.83 \| good	14.256 \| good	0.377 \| good
2026-06-11T11:00:00.000Z	60 \| moderate	13.682 \| fine	61.603 \| fine	18.407 \| good	0.483 \| good	13.458 \| good	0.376 \| good
2026-06-11T12:00:00.000Z	60 \| moderate	13.885 \| fine	61.762 \| fine	18.444 \| good	0.462 \| good	12.533 \| good	0.376 \| good
2026-06-11T13:00:00.000Z	58 \| moderate	12.741 \| fine	56.997 \| fine	18.436 \| good	0.607 \| good	12.8 \| good	0.399 \| good
2026-06-11T14:00:00.000Z	56 \| moderate	12.326 \| fine	55.265 \| fine	10.81 \| good	0.441 \| good	17.498 \| good	0.549 \| good
2026-06-11T15:00:00.000Z	54 \| moderate	11.405 \| good	50.033 \| good	10.858 \| good	0.573 \| good	17.318 \| good	0.649 \| good
2026-06-11T16:00:00.000Z	56 \| moderate	11.785 \| good	52.407 \| good	16.868 \| good	0.533 \| good	20.038 \| good	0.744 \| good
2026-06-11T17:00:00.000Z	60 \| moderate	13.891 \| fine	61.441 \| fine	21.793 \| good	0.72 \| good	19.417 \| good	0.598 \| good
2026-06-11T18:00:00.000Z	58 \| moderate	13.354 \| fine	59.978 \| fine	42.083 \| good	0.831 \| good	14.952 \| good	0.352 \| good
2026-06-11T19:00:00.000Z	54 \| moderate	10.79 \| good	47.816 \| good	48.776 \| good	0.66 \| good	9.273 \| good	0.276 \| good
2026-06-11T20:00:00.000Z	49 \| good	6.692 \| good	29.195 \| good	52.865 \| good	0.631 \| good	8.132 \| good	0.201 \| good
2026-06-11T21:00:00.000Z	58 \| moderate	4.682 \| good	21.013 \| good	56.724 \| fine	0.65 \| good	7.891 \| good	0.273 \| good
2026-06-11T22:00:00.000Z	74 \| moderate	4.562 \| good	20.533 \| good	61.606 \| fine	0.589 \| good	8.511 \| good	0.275 \| good
2026-06-11T23:00:00.000Z	80 \| moderate	5.017 \| good	22.612 \| good	63.649 \| fine	0.573 \| good	8.101 \| good	0.275 \| good
2026-06-12T00:00:00.000Z	87 \| moderate	4.766 \| good	21.622 \| good	65.566 \| fine	0.635 \| good	8.268 \| good	0.276 \| good
2026-06-12T01:00:00.000Z	93 \| moderate	4.68 \| good	21.132 \| good	68.456 \| fine	0.779 \| good	8.77 \| good	0.275 \| good
2026-06-12T02:00:00.000Z	67 \| moderate	6.914 \| good	30.413 \| good	59.946 \| fine	0.641 \| good	10.125 \| good	0.349 \| good
2026-06-12T03:00:00.000Z	50 \| good	8.442 \| good	36.682 \| good	53.739 \| good	0.511 \| good	9.199 \| good	0.349 \| good
2026-06-12T04:00:00.000Z	52 \| moderate	9.722 \| good	42.638 \| good	47.042 \| good	0.567 \| good	11.46 \| good	0.349 \| good
2026-06-12T05:00:00.000Z	56 \| moderate	11.918 \| good	53.564 \| good	40.156 \| good	0.769 \| good	17.252 \| good	0.424 \| good
2026-06-12T06:00:00.000Z	58 \| moderate	12.639 \| fine	57.004 \| fine	37.252 \| good	0.717 \| good	12.781 \| good	0.373 \| good
2026-06-12T07:00:00.000Z	56 \| moderate	11.765 \| good	52.73 \| good	33.318 \| good	0.711 \| good	6.62 \| good	0.275 \| good
2026-06-12T08:00:00.000Z	54 \| moderate	10.8 \| good	49.04 \| good	35.042 \| good	0.502 \| good	4.653 \| good	0.275 \| good
2026-06-12T09:00:00.000Z	49 \| good	8.509 \| good	37.393 \| good	34.122 \| good	0.633 \| good	4.769 \| good	0.275 \| good
2026-06-12T10:00:00.000Z	38 \| good	7.221 \| good	31.383 \| good	33.019 \| good	0.503 \| good	4.124 \| good	0.201 \| good
2026-06-12T11:00:00.000Z	38 \| good	6.697 \| good	30.41 \| good	32.842 \| good	0.577 \| good	4.111 \| good	0.201 \| good
2026-06-12T12:00:00.000Z	38 \| good	6.573 \| good	29.235 \| good	32.793 \| good	0.627 \| good	4.26 \| good	0.275 \| good
2026-06-12T13:00:00.000Z	38 \| good	6.726 \| good	29.607 \| good	32.728 \| good	0.645 \| good	4.853 \| good	0.3 \| good
2026-06-12T14:00:00.000Z	38 \| good	6.761 \| good	29.714 \| good	27.816 \| good	0.578 \| good	9.873 \| good	0.349 \| good
2026-06-12T15:00:00.000Z	22 \| good	4.443 \| good	19.567 \| good	24.032 \| good	0.679 \| good	13.417 \| good	0.424 \| good
2026-06-12T16:00:00.000Z	27 \| good	4.777 \| good	21.158 \| good	22.268 \| good	0.768 \| good	13.638 \| good	0.449 \| good
2026-06-12T17:00:00.000Z	38 \| good	6.507 \| good	29.598 \| good	23.247 \| good	0.802 \| good	12.601 \| good	0.375 \| good
2026-06-12T18:00:00.000Z	56 \| moderate	11.855 \| good	54.223 \| good	27.202 \| good	0.601 \| good	10.724 \| good	0.375 \| good
2026-06-12T19:00:00.000Z	54 \| moderate	10.728 \| good	47.701 \| good	37.965 \| good	0.599 \| good	11.212 \| good	0.375 \| good
2026-06-12T20:00:00.000Z	49 \| good	8.787 \| good	38.99 \| good	49.66 \| good	1.048 \| good	8.971 \| good	0.351 \| good
2026-06-12T21:00:00.000Z	67 \| moderate	8.136 \| good	36.206 \| good	60.182 \| fine	0.966 \| good	8.867 \| good	0.301 \| good
2026-06-12T22:00:00.000Z	71 \| moderate	9.007 \| good	40.222 \| good	61.301 \| fine	0.463 \| good	8.364 \| good	0.35 \| good
2026-06-12T23:00:00.000Z	58 \| moderate	9.886 \| good	43.747 \| good	57.111 \| fine	0.504 \| good	8.674 \| good	0.349 \| good
2026-06-13T00:00:00.000Z	49 \| good	8.094 \| good	36.124 \| good	53.213 \| good	0.522 \| good	8.226 \| good	0.349 \| good
2026-06-13T01:00:00.000Z	44 \| good	6.525 \| good	29.074 \| good	48.338 \| good	0.508 \| good	8.043 \| good	0.349 \| good
2026-06-13T01:00:00.000Z	44 \| good	6.525 \| good	29.074 \| good	48.338 \| good	0.508 \| good	8.043 \| good	0.349 \| good
2026-06-13T02:00:00.000Z	56 \| moderate	11.553 \| good	50.973 \| good	48.255 \| good	0.572 \| good	1.675 \| good	0.116 \| good
2026-06-13T03:00:00.000Z	49 \| good	8.81 \| good	39.015 \| good	41.28 \| good	0.591 \| good	2.326 \| good	0.117 \| good
2026-06-13T04:00:00.000Z	52 \| moderate	9.684 \| good	43.027 \| good	33.32 \| good	0.614 \| good	3.128 \| good	0.119 \| good
2026-06-13T05:00:00.000Z	52 \| moderate	9.946 \| good	44.038 \| good	29.445 \| good	0.64 \| good	3.517 \| good	0.121 \| good
2026-06-13T06:00:00.000Z	52 \| moderate	10.114 \| good	45.046 \| good	28.8 \| good	0.652 \| good	4.007 \| good	0.123 \| good
2026-06-13T07:00:00.000Z	52 \| moderate	10.081 \| good	45.029 \| good	30.991 \| good	0.657 \| good	4.305 \| good	0.124 \| good
2026-06-13T08:00:00.000Z	52 \| moderate	10.387 \| good	46.04 \| good	34.151 \| good	0.648 \| good	4.452 \| good	0.124 \| good
2026-06-13T09:00:00.000Z	49 \| good	8.803 \| good	38.071 \| good	32.687 \| good	0.635 \| good	4.343 \| good	0.124 \| good
2026-06-13T10:00:00.000Z	49 \| good	9.156 \| good	40.988 \| good	30.275 \| good	0.62 \| good	4.385 \| good	0.123 \| good
2026-06-13T11:00:00.000Z	49 \| good	9.396 \| good	41.956 \| good	26.765 \| good	0.604 \| good	4.363 \| good	0.123 \| good
2026-06-13T12:00:00.000Z	49 \| good	8.609 \| good	37.99 \| good	29.589 \| good	0.584 \| good	4.521 \| good	0.123 \| good
2026-06-13T13:00:00.000Z	38 \| good	7.467 \| good	32.988 \| good	24.237 \| good	0.556 \| good	4.54 \| good	0.124 \| good
2026-06-13T14:00:00.000Z	49 \| good	8.751 \| good	38.024 \| good	24.563 \| good	0.553 \| good	3.706 \| good	0.123 \| good
2026-06-13T15:00:00.000Z	52 \| moderate	9.968 \| good	43.998 \| good	26.062 \| good	0.594 \| good	2.66 \| good	0.116 \| good
2026-06-13T16:00:00.000Z	52 \| moderate	9.583 \| good	42.982 \| good	33.514 \| good	0.581 \| good	1.952 \| good	0.11 \| good
2026-06-13T17:00:00.000Z	49 \| good	9.134 \| good	41.029 \| good	41.269 \| good	0.569 \| good	1.556 \| good	0.107 \| good
2026-06-13T18:00:00.000Z	44 \| good	6.691 \| good	30.076 \| good	47.739 \| good	0.563 \| good	1.233 \| good	0.105 \| good
2026-06-13T19:00:00.000Z	47 \| good	7.466 \| good	33.101 \| good	50.64 \| good	0.563 \| good	0.986 \| good	0.104 \| good
2026-06-13T20:00:00.000Z	46 \| good	6.972 \| good	31.118 \| good	50.101 \| good	0.559 \| good	0.785 \| good	0.102 \| good
2026-06-13T21:00:00.000Z	50 \| good	6.74 \| good	30.142 \| good	54.305 \| good	0.554 \| good	0.701 \| good	0.101 \| good
2026-06-13T22:00:00.000Z	54 \| moderate	8.672 \| good	38.151 \| good	56.197 \| fine	0.561 \| good	0.691 \| good	0.1 \| good
2026-06-13T23:00:00.000Z	50 \| good	8.585 \| good	37.15 \| good	54.165 \| good	0.561 \| good	0.723 \| good	0.099 \| good
2026-06-14T00:00:00.000Z	49 \| good	9.378 \| good	42.052 \| good	49.37 \| good	0.562 \| good	0.823 \| good	0.097 \| good
2026-06-14T01:00:00.000Z	52 \| moderate	9.992 \| good	44.064 \| good	47.846 \| good	0.558 \| good	0.991 \| good	0.096 \| good
2026-06-14T02:00:00.000Z	56 \| moderate	12.43 \| fine	56.936 \| fine	43.607 \| good	0.553 \| good	1.343 \| good	0.095 \| good
2026-06-14T03:00:00.000Z	52 \| moderate	10.425 \| good	46.029 \| good	36.597 \| good	0.553 \| good	1.904 \| good	0.094 \| good
2026-06-14T04:00:00.000Z	52 \| moderate	9.884 \| good	44.014 \| good	30.224 \| good	0.566 \| good	2.447 \| good	0.095 \| good
2026-06-14T05:00:00.000Z	52 \| moderate	10.124 \| good	45.02 \| good	28.049 \| good	0.581 \| good	2.81 \| good	0.096 \| good
2026-06-14T06:00:00.000Z	54 \| moderate	10.926 \| good	48.039 \| good	24.32 \| good	0.592 \| good	3.2 \| good	0.097 \| good
2026-06-14T07:00:00.000Z	52 \| moderate	10.289 \| good	45.053 \| good	24.013 \| good	0.59 \| good	3.491 \| good	0.099 \| good
2026-06-14T08:00:00.000Z	52 \| moderate	9.727 \| good	43.024 \| good	23.327 \| good	0.577 \| good	3.537 \| good	0.099 \| good
2026-06-14T09:00:00.000Z	49 \| good	8.67 \| good	38.04 \| good	19.967 \| good	0.564 \| good	3.687 \| good	0.099 \| good
2026-06-14T10:00:00.000Z	44 \| good	8.329 \| good	37.034 \| good	17.701 \| good	0.551 \| good	3.85 \| good	0.1 \| good
2026-06-14T11:00:00.000Z	52 \| moderate	10.378 \| good	45.973 \| good	17.81 \| good	0.534 \| good	3.912 \| good	0.1 \| good
2026-06-14T12:00:00.000Z	49 \| good	9.166 \| good	40.986 \| good	23.739 \| good	0.521 \| good	4.176 \| good	0.101 \| good
2026-06-14T13:00:00.000Z	44 \| good	7.708 \| good	34.035 \| good	18.791 \| good	0.512 \| good	4.447 \| good	0.102 \| good
2026-06-14T14:00:00.000Z	44 \| good	8.121 \| good	36.024 \| good	20.025 \| good	0.512 \| good	3.533 \| good	0.1 \| good
2026-06-14T15:00:00.000Z	52 \| moderate	9.926 \| good	44.025 \| good	22.601 \| good	0.531 \| good	2.341 \| good	0.096 \| good
2026-06-14T16:00:00.000Z	49 \| good	8.778 \| good	38.088 \| good	29.632 \| good	0.529 \| good	1.724 \| good	0.094 \| good
2026-06-14T17:00:00.000Z	56 \| moderate	11.84 \| good	52.073 \| good	36.958 \| good	0.513 \| good	1.335 \| good	0.094 \| good
2026-06-14T18:00:00.000Z	58 \| moderate	12.528 \| fine	56.978 \| fine	43.854 \| good	0.495 \| good	1.047 \| good	0.094 \| good
2026-06-14T19:00:00.000Z	58 \| moderate	13.485 \| fine	60.999 \| fine	50.005 \| good	0.483 \| good	0.844 \| good	0.094 \| good
2026-06-14T20:00:00.000Z	56 \| moderate	11.983 \| good	53.997 \| good	52.715 \| good	0.483 \| good	0.699 \| good	0.094 \| good
2026-06-14T21:00:00.000Z	54 \| moderate	11.076 \| good	49.021 \| good	55.175 \| fine	0.485 \| good	0.626 \| good	0.095 \| good
2026-06-14T22:00:00.000Z	52 \| moderate	10.312 \| good	45.989 \| good	55.007 \| fine	0.487 \| good	0.61 \| good	0.095 \| good
2026-06-14T23:00:00.000Z	50 \| good	8.667 \| good	38.045 \| good	54.457 \| good	0.49 \| good	0.641 \| good	0.095 \| good
2026-06-15T00:00:00.000Z	56 \| moderate	11.871 \| good	17.834 \| good	46.981 \| good	0.499 \| good	0.739 \| good	0.095 \| good
2026-06-15T01:00:00.000Z	49 \| good	8.654 \| good	38.017 \| good	42.577 \| good	0.506 \| good	1.027 \| good	0.095 \| good

Alum Rock, California live air quality index now

Major air pollutants in Alum Rock, 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

San Jose, California

Milpitas, California

Santa Clara, California

Campbell, California

Sunnyvale, California

Cupertino, California

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Particulate Matter_2.5 (PM_2.5)

Particulate Matter₁₀ (PM₁₀)

Ozone (O₃)

Sulfur Dioxide (SO₂)

Nitrogen Dioxide (NO₂)

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