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

The current PM10 concentration at Fremont, California is 11.592 μg/m3.

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

The current sulfur dioxide (SO2) concentration at Fremont, California is 0.629 ppb.

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

The current ozone (O3) concentration at Fremont, California is 18.445 ppm.

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

The current nitrogen dioxide (NO2) concentration at Fremont, California is 1.954 ppb.

Fremont, California live air quality index now

Name: Live air pollution levels in Fremont, California today
Creator: Ambee

Stay updated with real-time air quality in Fremont, 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

Fremont, California

Last updated: ... (Local time)

Major air pollutants in Fremont, California

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

7.78 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

35.24 μg/m³

155

255

425

605+

Ozone (O₃)

18.14 ppb

201

201+

Sulfur Dioxide (SO₂)

0.70 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

7.15 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.30 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

Low

Fremont, California

Get Live Pollen Counts

Fremont, California

Scroll To Air Quality Map

Track live Fremont, California air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2025-07-27T20:00:00.000Z	22 \| good	3.631 \| good	19.103 \| good	20.145 \| good	0.483 \| good	2.157 \| good	0.223 \| good
2025-07-27T21:00:00.000Z	19 \| good	2.543 \| good	11.8 \| good	20 \| good	0.502 \| good	2.541 \| good	0.259 \| good
2025-07-27T22:00:00.000Z	19 \| good	3.294 \| good	12.948 \| good	20.052 \| good	0.503 \| good	2.666 \| good	0.259 \| good
2025-07-27T23:00:00.000Z	27 \| good	4.892 \| good	23.56 \| good	20.933 \| good	0.61 \| good	2.529 \| good	0.261 \| good
2025-07-28T00:00:00.000Z	19 \| good	3.223 \| good	15.713 \| good	21.243 \| good	0.612 \| good	2.297 \| good	0.261 \| good
2025-07-28T01:00:00.000Z	22 \| good	3.621 \| good	15.398 \| good	21.698 \| good	0.562 \| good	2.409 \| good	0.252 \| good
2025-07-28T02:00:00.000Z	22 \| good	3.594 \| good	18.822 \| good	21.567 \| good	0.566 \| good	2.445 \| good	0.259 \| good
2025-07-28T03:00:00.000Z	22 \| good	3.93 \| good	14.264 \| good	20.847 \| good	0.615 \| good	2.538 \| good	0.25 \| good
2025-07-28T04:00:00.000Z	19 \| good	3.462 \| good	16.8 \| good	20.926 \| good	0.654 \| good	2.472 \| good	0.207 \| good
2025-07-28T05:00:00.000Z	18 \| good	2.748 \| good	14.387 \| good	19.407 \| good	0.612 \| good	2.324 \| good	0.207 \| good
2025-07-28T06:00:00.000Z	18 \| good	2.861 \| good	12.912 \| good	19.112 \| good	0.616 \| good	2.141 \| good	0.214 \| good
2025-07-28T07:00:00.000Z	18 \| good	2.885 \| good	12.704 \| good	18.625 \| good	0.638 \| good	2.136 \| good	0.17 \| good
2025-07-28T08:00:00.000Z	16 \| good	3.406 \| good	15.98 \| good	16.996 \| good	0.66 \| good	1.78 \| good	0.147 \| good
2025-07-28T09:00:00.000Z	16 \| good	3.283 \| good	11.888 \| good	16.778 \| good	0.686 \| good	2.061 \| good	0.135 \| good
2025-07-28T10:00:00.000Z	16 \| good	3.012 \| good	12.715 \| good	16.225 \| good	0.626 \| good	1.966 \| good	0.135 \| good
2025-07-28T11:00:00.000Z	16 \| good	2.561 \| good	11.989 \| good	14.644 \| good	0.601 \| good	2.43 \| good	0.135 \| good
2025-07-28T12:00:00.000Z	16 \| good	3.311 \| good	12.738 \| good	14.799 \| good	0.602 \| good	2.559 \| good	0.135 \| good
2025-07-28T13:00:00.000Z	16 \| good	2.825 \| good	11.22 \| good	15.207 \| good	0.603 \| good	3.101 \| good	0.178 \| good
2025-07-28T14:00:00.000Z	13 \| good	2.212 \| good	8.086 \| good	13.811 \| good	0.666 \| good	3.199 \| good	0.145 \| good
2025-07-28T15:00:00.000Z	12 \| good	1.651 \| good	9.156 \| good	13.345 \| good	0.631 \| good	3.722 \| good	0.205 \| good
2025-07-28T16:00:00.000Z	13 \| good	2.469 \| good	9.577 \| good	13.907 \| good	0.706 \| good	3.367 \| good	0.224 \| good
2025-07-28T17:00:00.000Z	22 \| good	3.504 \| good	17.041 \| good	14.093 \| good	0.816 \| good	4.337 \| good	0.272 \| good
2025-07-28T18:00:00.000Z	27 \| good	4.518 \| good	19.234 \| good	15.269 \| good	0.701 \| good	4.537 \| good	0.309 \| good
2025-07-28T19:00:00.000Z	33 \| good	5.52 \| good	19.999 \| good	16.755 \| good	0.743 \| good	4.698 \| good	0.27 \| good
2025-07-28T20:00:00.000Z	22 \| good	4.432 \| good	21.278 \| good	19.082 \| good	0.74 \| good	4.769 \| good	0.314 \| good
2025-07-28T21:00:00.000Z	33 \| good	5.893 \| good	26.961 \| good	21.255 \| good	0.773 \| good	4.677 \| good	0.278 \| good
2025-07-28T22:00:00.000Z	44 \| good	7.738 \| good	30.498 \| good	22.519 \| good	0.755 \| good	4.649 \| good	0.295 \| good
2025-07-28T23:00:00.000Z	38 \| good	7.258 \| good	32.438 \| good	23.185 \| good	0.614 \| good	4.817 \| good	0.289 \| good
2025-07-29T00:00:00.000Z	38 \| good	7.451 \| good	29.335 \| good	23.674 \| good	0.642 \| good	3.803 \| good	0.252 \| good
2025-07-29T01:00:00.000Z	38 \| good	6.983 \| good	27.689 \| good	25.177 \| good	0.641 \| good	3.005 \| good	0.215 \| good
2025-07-29T02:00:00.000Z	33 \| good	6.285 \| good	26.837 \| good	24.346 \| good	0.62 \| good	2.813 \| good	0.222 \| good
2025-07-29T03:00:00.000Z	27 \| good	4.682 \| good	18.847 \| good	24.992 \| good	0.575 \| good	3.077 \| good	0.259 \| good
2025-07-29T04:00:00.000Z	27 \| good	5.145 \| good	23.819 \| good	23.511 \| good	0.729 \| good	3.585 \| good	0.244 \| good
2025-07-29T05:00:00.000Z	27 \| good	4.795 \| good	20.643 \| good	23.153 \| good	0.734 \| good	4.2 \| good	0.287 \| good
2025-07-29T06:00:00.000Z	22 \| good	4.454 \| good	19.031 \| good	20.076 \| good	0.738 \| good	4.534 \| good	0.287 \| good
2025-07-29T07:00:00.000Z	22 \| good	4.495 \| good	19.795 \| good	18.966 \| good	0.762 \| good	3.741 \| good	0.259 \| good
2025-07-29T08:00:00.000Z	27 \| good	5.247 \| good	25.177 \| good	17.409 \| good	0.764 \| good	3.977 \| good	0.25 \| good
2025-07-29T09:00:00.000Z	33 \| good	5.627 \| good	26.925 \| good	15.531 \| good	0.762 \| good	3.979 \| good	0.215 \| good
2025-07-29T10:00:00.000Z	27 \| good	4.947 \| good	23.365 \| good	15.018 \| good	0.697 \| good	3.529 \| good	0.212 \| good
2025-07-29T11:00:00.000Z	27 \| good	4.819 \| good	20.097 \| good	14.98 \| good	0.695 \| good	3.887 \| good	0.203 \| good
2025-07-29T12:00:00.000Z	27 \| good	5.362 \| good	24.626 \| good	15.26 \| good	0.693 \| good	5.314 \| good	0.195 \| good
2025-07-29T13:00:00.000Z	27 \| good	5.033 \| good	20.767 \| good	13.248 \| good	0.654 \| good	7.259 \| good	0.26 \| good
2025-07-29T14:00:00.000Z	27 \| good	5.388 \| good	23.939 \| good	12.707 \| good	0.563 \| good	7.039 \| good	0.243 \| good
2025-07-29T15:00:00.000Z	27 \| good	4.747 \| good	24.744 \| good	11.748 \| good	0.673 \| good	9.514 \| good	0.321 \| good
2025-07-29T16:00:00.000Z	33 \| good	5.841 \| good	28.07 \| good	12.302 \| good	0.668 \| good	8.818 \| good	0.316 \| good
2025-07-29T17:00:00.000Z	38 \| good	7.061 \| good	30.835 \| good	15.708 \| good	0.688 \| good	7.227 \| good	0.3 \| good
2025-07-29T18:00:00.000Z	38 \| good	6.934 \| good	30.479 \| good	16.175 \| good	0.635 \| good	6.952 \| good	0.335 \| good
2025-07-29T19:00:00.000Z	44 \| good	7.781 \| good	35.243 \| good	18.136 \| good	0.701 \| good	7.149 \| good	0.3 \| good
2025-07-29T19:00:00.000Z	44 \| good	7.781 \| good	35.243 \| good	18.136 \| good	0.701 \| good	7.149 \| good	0.3 \| good
2025-07-27T19:00:00.000Z	22 \| good	2.402 \| good	9.785 \| good	23.778 \| good	0.856 \| good	2.382 \| good	0.102 \| good
2025-07-27T20:00:00.000Z	22 \| good	2.456 \| good	9.916 \| good	24.281 \| good	0.882 \| good	2.101 \| good	0.101 \| good
2025-07-27T21:00:00.000Z	21 \| good	2.417 \| good	9.865 \| good	23.253 \| good	0.908 \| good	1.82 \| good	0.099 \| good
2025-07-27T22:00:00.000Z	20 \| good	2.021 \| good	8.038 \| good	21.55 \| good	0.889 \| good	1.924 \| good	0.099 \| good
2025-07-27T23:00:00.000Z	19 \| good	1.884 \| good	7.85 \| good	21.149 \| good	0.87 \| good	2.028 \| good	0.099 \| good
2025-07-28T00:00:00.000Z	20 \| good	1.467 \| good	5.815 \| good	21.609 \| good	0.851 \| good	2.132 \| good	0.098 \| good
2025-07-28T01:00:00.000Z	19 \| good	1.392 \| good	5.777 \| good	21.43 \| good	0.815 \| good	3.306 \| good	0.101 \| good
2025-07-28T02:00:00.000Z	19 \| good	1.367 \| good	5.158 \| good	20.014 \| good	0.779 \| good	4.48 \| good	0.103 \| good
2025-07-28T03:00:00.000Z	17 \| good	2.272 \| good	9.573 \| good	17.754 \| good	0.743 \| good	5.654 \| good	0.105 \| good
2025-07-28T04:00:00.000Z	17 \| good	2.784 \| good	11.622 \| good	17.7 \| good	0.772 \| good	6.288 \| good	0.105 \| good
2025-07-28T05:00:00.000Z	17 \| good	2.664 \| good	10.711 \| good	17.986 \| good	0.802 \| good	6.921 \| good	0.106 \| good
2025-07-28T06:00:00.000Z	16 \| good	2.459 \| good	9.786 \| good	17.025 \| good	0.832 \| good	7.555 \| good	0.106 \| good
2025-07-28T07:00:00.000Z	15 \| good	2.333 \| good	9.668 \| good	15.706 \| good	0.831 \| good	7.217 \| good	0.104 \| good
2025-07-28T08:00:00.000Z	13 \| good	2.238 \| good	9.438 \| good	13.659 \| good	0.83 \| good	6.878 \| good	0.101 \| good
2025-07-28T09:00:00.000Z	11 \| good	2.166 \| good	8.707 \| good	11.006 \| good	0.828 \| good	6.54 \| good	0.099 \| good
2025-07-28T10:00:00.000Z	11 \| good	1.691 \| good	6.848 \| good	11.27 \| good	0.868 \| good	6.19 \| good	0.097 \| good
2025-07-28T11:00:00.000Z	11 \| good	2.192 \| good	8.873 \| good	10.656 \| good	0.908 \| good	5.84 \| good	0.095 \| good
2025-07-28T12:00:00.000Z	11 \| good	1.934 \| good	7.946 \| good	11.363 \| good	0.947 \| good	5.491 \| good	0.093 \| good
2025-07-28T13:00:00.000Z	13 \| good	1.47 \| good	6.111 \| good	13.965 \| good	0.987 \| good	5.06 \| good	0.094 \| good
2025-07-28T14:00:00.000Z	12 \| good	1.847 \| good	7.899 \| good	13.19 \| good	1.027 \| good	4.629 \| good	0.095 \| good
2025-07-28T15:00:00.000Z	13 \| good	2.445 \| good	9.887 \| good	14.401 \| good	1.068 \| good	4.199 \| good	0.096 \| good
2025-07-28T16:00:00.000Z	15 \| good	2.326 \| good	9.745 \| good	16.208 \| good	1.091 \| good	3.983 \| good	0.101 \| good
2025-07-28T17:00:00.000Z	18 \| good	3.194 \| good	13.914 \| good	18.943 \| good	1.114 \| good	3.767 \| good	0.106 \| good
2025-07-28T18:00:00.000Z	19 \| good	2.999 \| good	12.257 \| good	21.087 \| good	1.138 \| good	3.551 \| good	0.11 \| good
2025-07-28T19:00:00.000Z	22 \| good	3.435 \| good	14.991 \| good	23.917 \| good	1.195 \| good	3.298 \| good	0.112 \| good
2025-07-28T20:00:00.000Z	25 \| good	3.745 \| good	16.211 \| good	26.771 \| good	1.253 \| good	3.044 \| good	0.113 \| good
2025-07-28T21:00:00.000Z	26 \| good	3.897 \| good	16.993 \| good	28.081 \| good	1.31 \| good	2.791 \| good	0.114 \| good
2025-07-28T22:00:00.000Z	26 \| good	3.304 \| good	14.608 \| good	28.481 \| good	1.258 \| good	2.79 \| good	0.113 \| good
2025-07-28T23:00:00.000Z	24 \| good	3.051 \| good	13.269 \| good	26.034 \| good	1.205 \| good	2.789 \| good	0.113 \| good
2025-07-29T00:00:00.000Z	22 \| good	2.694 \| good	10.831 \| good	24.077 \| good	1.153 \| good	2.788 \| good	0.112 \| good
2025-07-29T01:00:00.000Z	22 \| good	3.036 \| good	12.05 \| good	24.233 \| good	1.128 \| good	4.263 \| good	0.116 \| good
2025-07-29T02:00:00.000Z	22 \| good	3.692 \| good	15.967 \| good	21.627 \| good	1.103 \| good	5.738 \| good	0.119 \| good
2025-07-29T03:00:00.000Z	27 \| good	5.01 \| good	21.646 \| good	19.924 \| good	1.077 \| good	7.213 \| good	0.123 \| good
2025-07-29T04:00:00.000Z	27 \| good	5.144 \| good	22.594 \| good	19.778 \| good	1.076 \| good	8.248 \| good	0.124 \| good
2025-07-29T05:00:00.000Z	27 \| good	5.029 \| good	21.697 \| good	17.925 \| good	1.075 \| good	9.284 \| good	0.126 \| good
2025-07-29T06:00:00.000Z	22 \| good	4.302 \| good	18.653 \| good	16.475 \| good	1.074 \| good	10.319 \| good	0.128 \| good
2025-07-29T07:00:00.000Z	22 \| good	4.057 \| good	17.674 \| good	15.182 \| good	1.059 \| good	9.842 \| good	0.124 \| good
2025-07-29T08:00:00.000Z	22 \| good	4.454 \| good	19.484 \| good	13.769 \| good	1.045 \| good	9.365 \| good	0.121 \| good
2025-07-29T09:00:00.000Z	22 \| good	4.276 \| good	18.561 \| good	12.634 \| good	1.03 \| good	8.889 \| good	0.118 \| good
2025-07-29T10:00:00.000Z	22 \| good	4.043 \| good	17.593 \| good	11.512 \| good	1.024 \| good	8.286 \| good	0.114 \| good
2025-07-29T11:00:00.000Z	22 \| good	4.241 \| good	18.654 \| good	10.105 \| good	1.019 \| good	7.683 \| good	0.11 \| good
2025-07-29T12:00:00.000Z	27 \| good	5.187 \| good	22.472 \| good	7.89 \| good	1.013 \| good	7.08 \| good	0.106 \| good
2025-07-29T13:00:00.000Z	33 \| good	5.511 \| good	23.581 \| good	6.315 \| good	1.04 \| good	6.463 \| good	0.106 \| good
2025-07-29T14:00:00.000Z	27 \| good	4.841 \| good	20.947 \| good	10.074 \| good	1.068 \| good	5.845 \| good	0.106 \| good
2025-07-29T15:00:00.000Z	27 \| good	5.156 \| good	22.007 \| good	13.153 \| good	1.095 \| good	5.228 \| good	0.105 \| good
2025-07-29T16:00:00.000Z	27 \| good	4.837 \| good	21.022 \| good	16.141 \| good	1.101 \| good	4.667 \| good	0.107 \| good
2025-07-29T17:00:00.000Z	33 \| good	5.595 \| good	24.255 \| good	20.012 \| good	1.106 \| good	4.105 \| good	0.109 \| good
2025-07-29T18:00:00.000Z	27 \| good	5.298 \| good	23.022 \| good	23.212 \| good	1.112 \| good	3.543 \| good	0.11 \| good

Fremont

Get reliable air quality data to drive your business

Fremont, California air quality map: Track AQI near you

0.12ppm

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 Fremont, California updated?

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

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

The worst air quality in Fremont, California in the last 24 hours was observed at 11:00:00 on 2025-07-26.

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

In the last 24 hrs, the best air quality in Fremont, California was observed at 10:00:00 on 2025-07-27.

What is the current air quality in Fremont, California?

The current air quality in Fremont, California is 17, categorized as Good based on real-time data.

What pollutant is the most common in Fremont, California?

The most common pollutant in Fremont, California is O3.

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

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

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

The current PM_2.5 concentration at Fremont, California is 2.124 μg/m³.

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

The current PM₁₀ concentration at Fremont, California is 11.592 μg/m³.

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

The current carbon monoxide (CO) concentration at Fremont, California is 0.205 ppm.

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

The current sulfur dioxide (SO₂) concentration at Fremont, California is 0.629 ppb.

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

The current ozone (O₃) concentration at Fremont, California is 18.445 ppm.

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

The current nitrogen dioxide (NO₂) concentration at Fremont, California is 1.954 ppb.

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Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2025-07-27T20:00:00.000Z	22 \| good	3.631 \| good	19.103 \| good	20.145 \| good	0.483 \| good	2.157 \| good	0.223 \| good
2025-07-27T21:00:00.000Z	19 \| good	2.543 \| good	11.8 \| good	20 \| good	0.502 \| good	2.541 \| good	0.259 \| good
2025-07-27T22:00:00.000Z	19 \| good	3.294 \| good	12.948 \| good	20.052 \| good	0.503 \| good	2.666 \| good	0.259 \| good
2025-07-27T23:00:00.000Z	27 \| good	4.892 \| good	23.56 \| good	20.933 \| good	0.61 \| good	2.529 \| good	0.261 \| good
2025-07-28T00:00:00.000Z	19 \| good	3.223 \| good	15.713 \| good	21.243 \| good	0.612 \| good	2.297 \| good	0.261 \| good
2025-07-28T01:00:00.000Z	22 \| good	3.621 \| good	15.398 \| good	21.698 \| good	0.562 \| good	2.409 \| good	0.252 \| good
2025-07-28T02:00:00.000Z	22 \| good	3.594 \| good	18.822 \| good	21.567 \| good	0.566 \| good	2.445 \| good	0.259 \| good
2025-07-28T03:00:00.000Z	22 \| good	3.93 \| good	14.264 \| good	20.847 \| good	0.615 \| good	2.538 \| good	0.25 \| good
2025-07-28T04:00:00.000Z	19 \| good	3.462 \| good	16.8 \| good	20.926 \| good	0.654 \| good	2.472 \| good	0.207 \| good
2025-07-28T05:00:00.000Z	18 \| good	2.748 \| good	14.387 \| good	19.407 \| good	0.612 \| good	2.324 \| good	0.207 \| good
2025-07-28T06:00:00.000Z	18 \| good	2.861 \| good	12.912 \| good	19.112 \| good	0.616 \| good	2.141 \| good	0.214 \| good
2025-07-28T07:00:00.000Z	18 \| good	2.885 \| good	12.704 \| good	18.625 \| good	0.638 \| good	2.136 \| good	0.17 \| good
2025-07-28T08:00:00.000Z	16 \| good	3.406 \| good	15.98 \| good	16.996 \| good	0.66 \| good	1.78 \| good	0.147 \| good
2025-07-28T09:00:00.000Z	16 \| good	3.283 \| good	11.888 \| good	16.778 \| good	0.686 \| good	2.061 \| good	0.135 \| good
2025-07-28T10:00:00.000Z	16 \| good	3.012 \| good	12.715 \| good	16.225 \| good	0.626 \| good	1.966 \| good	0.135 \| good
2025-07-28T11:00:00.000Z	16 \| good	2.561 \| good	11.989 \| good	14.644 \| good	0.601 \| good	2.43 \| good	0.135 \| good
2025-07-28T12:00:00.000Z	16 \| good	3.311 \| good	12.738 \| good	14.799 \| good	0.602 \| good	2.559 \| good	0.135 \| good
2025-07-28T13:00:00.000Z	16 \| good	2.825 \| good	11.22 \| good	15.207 \| good	0.603 \| good	3.101 \| good	0.178 \| good
2025-07-28T14:00:00.000Z	13 \| good	2.212 \| good	8.086 \| good	13.811 \| good	0.666 \| good	3.199 \| good	0.145 \| good
2025-07-28T15:00:00.000Z	12 \| good	1.651 \| good	9.156 \| good	13.345 \| good	0.631 \| good	3.722 \| good	0.205 \| good
2025-07-28T16:00:00.000Z	13 \| good	2.469 \| good	9.577 \| good	13.907 \| good	0.706 \| good	3.367 \| good	0.224 \| good
2025-07-28T17:00:00.000Z	22 \| good	3.504 \| good	17.041 \| good	14.093 \| good	0.816 \| good	4.337 \| good	0.272 \| good
2025-07-28T18:00:00.000Z	27 \| good	4.518 \| good	19.234 \| good	15.269 \| good	0.701 \| good	4.537 \| good	0.309 \| good
2025-07-28T19:00:00.000Z	33 \| good	5.52 \| good	19.999 \| good	16.755 \| good	0.743 \| good	4.698 \| good	0.27 \| good
2025-07-28T20:00:00.000Z	22 \| good	4.432 \| good	21.278 \| good	19.082 \| good	0.74 \| good	4.769 \| good	0.314 \| good
2025-07-28T21:00:00.000Z	33 \| good	5.893 \| good	26.961 \| good	21.255 \| good	0.773 \| good	4.677 \| good	0.278 \| good
2025-07-28T22:00:00.000Z	44 \| good	7.738 \| good	30.498 \| good	22.519 \| good	0.755 \| good	4.649 \| good	0.295 \| good
2025-07-28T23:00:00.000Z	38 \| good	7.258 \| good	32.438 \| good	23.185 \| good	0.614 \| good	4.817 \| good	0.289 \| good
2025-07-29T00:00:00.000Z	38 \| good	7.451 \| good	29.335 \| good	23.674 \| good	0.642 \| good	3.803 \| good	0.252 \| good
2025-07-29T01:00:00.000Z	38 \| good	6.983 \| good	27.689 \| good	25.177 \| good	0.641 \| good	3.005 \| good	0.215 \| good
2025-07-29T02:00:00.000Z	33 \| good	6.285 \| good	26.837 \| good	24.346 \| good	0.62 \| good	2.813 \| good	0.222 \| good
2025-07-29T03:00:00.000Z	27 \| good	4.682 \| good	18.847 \| good	24.992 \| good	0.575 \| good	3.077 \| good	0.259 \| good
2025-07-29T04:00:00.000Z	27 \| good	5.145 \| good	23.819 \| good	23.511 \| good	0.729 \| good	3.585 \| good	0.244 \| good
2025-07-29T05:00:00.000Z	27 \| good	4.795 \| good	20.643 \| good	23.153 \| good	0.734 \| good	4.2 \| good	0.287 \| good
2025-07-29T06:00:00.000Z	22 \| good	4.454 \| good	19.031 \| good	20.076 \| good	0.738 \| good	4.534 \| good	0.287 \| good
2025-07-29T07:00:00.000Z	22 \| good	4.495 \| good	19.795 \| good	18.966 \| good	0.762 \| good	3.741 \| good	0.259 \| good
2025-07-29T08:00:00.000Z	27 \| good	5.247 \| good	25.177 \| good	17.409 \| good	0.764 \| good	3.977 \| good	0.25 \| good
2025-07-29T09:00:00.000Z	33 \| good	5.627 \| good	26.925 \| good	15.531 \| good	0.762 \| good	3.979 \| good	0.215 \| good
2025-07-29T10:00:00.000Z	27 \| good	4.947 \| good	23.365 \| good	15.018 \| good	0.697 \| good	3.529 \| good	0.212 \| good
2025-07-29T11:00:00.000Z	27 \| good	4.819 \| good	20.097 \| good	14.98 \| good	0.695 \| good	3.887 \| good	0.203 \| good
2025-07-29T12:00:00.000Z	27 \| good	5.362 \| good	24.626 \| good	15.26 \| good	0.693 \| good	5.314 \| good	0.195 \| good
2025-07-29T13:00:00.000Z	27 \| good	5.033 \| good	20.767 \| good	13.248 \| good	0.654 \| good	7.259 \| good	0.26 \| good
2025-07-29T14:00:00.000Z	27 \| good	5.388 \| good	23.939 \| good	12.707 \| good	0.563 \| good	7.039 \| good	0.243 \| good
2025-07-29T15:00:00.000Z	27 \| good	4.747 \| good	24.744 \| good	11.748 \| good	0.673 \| good	9.514 \| good	0.321 \| good
2025-07-29T16:00:00.000Z	33 \| good	5.841 \| good	28.07 \| good	12.302 \| good	0.668 \| good	8.818 \| good	0.316 \| good
2025-07-29T17:00:00.000Z	38 \| good	7.061 \| good	30.835 \| good	15.708 \| good	0.688 \| good	7.227 \| good	0.3 \| good
2025-07-29T18:00:00.000Z	38 \| good	6.934 \| good	30.479 \| good	16.175 \| good	0.635 \| good	6.952 \| good	0.335 \| good
2025-07-29T19:00:00.000Z	44 \| good	7.781 \| good	35.243 \| good	18.136 \| good	0.701 \| good	7.149 \| good	0.3 \| good
2025-07-29T19:00:00.000Z	44 \| good	7.781 \| good	35.243 \| good	18.136 \| good	0.701 \| good	7.149 \| good	0.3 \| good
2025-07-27T19:00:00.000Z	22 \| good	2.402 \| good	9.785 \| good	23.778 \| good	0.856 \| good	2.382 \| good	0.102 \| good
2025-07-27T20:00:00.000Z	22 \| good	2.456 \| good	9.916 \| good	24.281 \| good	0.882 \| good	2.101 \| good	0.101 \| good
2025-07-27T21:00:00.000Z	21 \| good	2.417 \| good	9.865 \| good	23.253 \| good	0.908 \| good	1.82 \| good	0.099 \| good
2025-07-27T22:00:00.000Z	20 \| good	2.021 \| good	8.038 \| good	21.55 \| good	0.889 \| good	1.924 \| good	0.099 \| good
2025-07-27T23:00:00.000Z	19 \| good	1.884 \| good	7.85 \| good	21.149 \| good	0.87 \| good	2.028 \| good	0.099 \| good
2025-07-28T00:00:00.000Z	20 \| good	1.467 \| good	5.815 \| good	21.609 \| good	0.851 \| good	2.132 \| good	0.098 \| good
2025-07-28T01:00:00.000Z	19 \| good	1.392 \| good	5.777 \| good	21.43 \| good	0.815 \| good	3.306 \| good	0.101 \| good
2025-07-28T02:00:00.000Z	19 \| good	1.367 \| good	5.158 \| good	20.014 \| good	0.779 \| good	4.48 \| good	0.103 \| good
2025-07-28T03:00:00.000Z	17 \| good	2.272 \| good	9.573 \| good	17.754 \| good	0.743 \| good	5.654 \| good	0.105 \| good
2025-07-28T04:00:00.000Z	17 \| good	2.784 \| good	11.622 \| good	17.7 \| good	0.772 \| good	6.288 \| good	0.105 \| good
2025-07-28T05:00:00.000Z	17 \| good	2.664 \| good	10.711 \| good	17.986 \| good	0.802 \| good	6.921 \| good	0.106 \| good
2025-07-28T06:00:00.000Z	16 \| good	2.459 \| good	9.786 \| good	17.025 \| good	0.832 \| good	7.555 \| good	0.106 \| good
2025-07-28T07:00:00.000Z	15 \| good	2.333 \| good	9.668 \| good	15.706 \| good	0.831 \| good	7.217 \| good	0.104 \| good
2025-07-28T08:00:00.000Z	13 \| good	2.238 \| good	9.438 \| good	13.659 \| good	0.83 \| good	6.878 \| good	0.101 \| good
2025-07-28T09:00:00.000Z	11 \| good	2.166 \| good	8.707 \| good	11.006 \| good	0.828 \| good	6.54 \| good	0.099 \| good
2025-07-28T10:00:00.000Z	11 \| good	1.691 \| good	6.848 \| good	11.27 \| good	0.868 \| good	6.19 \| good	0.097 \| good
2025-07-28T11:00:00.000Z	11 \| good	2.192 \| good	8.873 \| good	10.656 \| good	0.908 \| good	5.84 \| good	0.095 \| good
2025-07-28T12:00:00.000Z	11 \| good	1.934 \| good	7.946 \| good	11.363 \| good	0.947 \| good	5.491 \| good	0.093 \| good
2025-07-28T13:00:00.000Z	13 \| good	1.47 \| good	6.111 \| good	13.965 \| good	0.987 \| good	5.06 \| good	0.094 \| good
2025-07-28T14:00:00.000Z	12 \| good	1.847 \| good	7.899 \| good	13.19 \| good	1.027 \| good	4.629 \| good	0.095 \| good
2025-07-28T15:00:00.000Z	13 \| good	2.445 \| good	9.887 \| good	14.401 \| good	1.068 \| good	4.199 \| good	0.096 \| good
2025-07-28T16:00:00.000Z	15 \| good	2.326 \| good	9.745 \| good	16.208 \| good	1.091 \| good	3.983 \| good	0.101 \| good
2025-07-28T17:00:00.000Z	18 \| good	3.194 \| good	13.914 \| good	18.943 \| good	1.114 \| good	3.767 \| good	0.106 \| good
2025-07-28T18:00:00.000Z	19 \| good	2.999 \| good	12.257 \| good	21.087 \| good	1.138 \| good	3.551 \| good	0.11 \| good
2025-07-28T19:00:00.000Z	22 \| good	3.435 \| good	14.991 \| good	23.917 \| good	1.195 \| good	3.298 \| good	0.112 \| good
2025-07-28T20:00:00.000Z	25 \| good	3.745 \| good	16.211 \| good	26.771 \| good	1.253 \| good	3.044 \| good	0.113 \| good
2025-07-28T21:00:00.000Z	26 \| good	3.897 \| good	16.993 \| good	28.081 \| good	1.31 \| good	2.791 \| good	0.114 \| good
2025-07-28T22:00:00.000Z	26 \| good	3.304 \| good	14.608 \| good	28.481 \| good	1.258 \| good	2.79 \| good	0.113 \| good
2025-07-28T23:00:00.000Z	24 \| good	3.051 \| good	13.269 \| good	26.034 \| good	1.205 \| good	2.789 \| good	0.113 \| good
2025-07-29T00:00:00.000Z	22 \| good	2.694 \| good	10.831 \| good	24.077 \| good	1.153 \| good	2.788 \| good	0.112 \| good
2025-07-29T01:00:00.000Z	22 \| good	3.036 \| good	12.05 \| good	24.233 \| good	1.128 \| good	4.263 \| good	0.116 \| good
2025-07-29T02:00:00.000Z	22 \| good	3.692 \| good	15.967 \| good	21.627 \| good	1.103 \| good	5.738 \| good	0.119 \| good
2025-07-29T03:00:00.000Z	27 \| good	5.01 \| good	21.646 \| good	19.924 \| good	1.077 \| good	7.213 \| good	0.123 \| good
2025-07-29T04:00:00.000Z	27 \| good	5.144 \| good	22.594 \| good	19.778 \| good	1.076 \| good	8.248 \| good	0.124 \| good
2025-07-29T05:00:00.000Z	27 \| good	5.029 \| good	21.697 \| good	17.925 \| good	1.075 \| good	9.284 \| good	0.126 \| good
2025-07-29T06:00:00.000Z	22 \| good	4.302 \| good	18.653 \| good	16.475 \| good	1.074 \| good	10.319 \| good	0.128 \| good
2025-07-29T07:00:00.000Z	22 \| good	4.057 \| good	17.674 \| good	15.182 \| good	1.059 \| good	9.842 \| good	0.124 \| good
2025-07-29T08:00:00.000Z	22 \| good	4.454 \| good	19.484 \| good	13.769 \| good	1.045 \| good	9.365 \| good	0.121 \| good
2025-07-29T09:00:00.000Z	22 \| good	4.276 \| good	18.561 \| good	12.634 \| good	1.03 \| good	8.889 \| good	0.118 \| good
2025-07-29T10:00:00.000Z	22 \| good	4.043 \| good	17.593 \| good	11.512 \| good	1.024 \| good	8.286 \| good	0.114 \| good
2025-07-29T11:00:00.000Z	22 \| good	4.241 \| good	18.654 \| good	10.105 \| good	1.019 \| good	7.683 \| good	0.11 \| good
2025-07-29T12:00:00.000Z	27 \| good	5.187 \| good	22.472 \| good	7.89 \| good	1.013 \| good	7.08 \| good	0.106 \| good
2025-07-29T13:00:00.000Z	33 \| good	5.511 \| good	23.581 \| good	6.315 \| good	1.04 \| good	6.463 \| good	0.106 \| good
2025-07-29T14:00:00.000Z	27 \| good	4.841 \| good	20.947 \| good	10.074 \| good	1.068 \| good	5.845 \| good	0.106 \| good
2025-07-29T15:00:00.000Z	27 \| good	5.156 \| good	22.007 \| good	13.153 \| good	1.095 \| good	5.228 \| good	0.105 \| good
2025-07-29T16:00:00.000Z	27 \| good	4.837 \| good	21.022 \| good	16.141 \| good	1.101 \| good	4.667 \| good	0.107 \| good
2025-07-29T17:00:00.000Z	33 \| good	5.595 \| good	24.255 \| good	20.012 \| good	1.106 \| good	4.105 \| good	0.109 \| good
2025-07-29T18:00:00.000Z	27 \| good	5.298 \| good	23.022 \| good	23.212 \| good	1.112 \| good	3.543 \| good	0.11 \| good

Fremont, California live air quality index now

Major air pollutants in Fremont, 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

Newark, California

Union City, California

Milpitas, California

Fairview, California

Hayward, California

Pleasanton, California

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

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

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

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

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 Fremont, California?

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

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

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

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