What is the current concentration of PM10 in San Bernardino, California?

The current PM10 concentration at San Bernardino, California is 26.117 μg/m3.

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

The current sulfur dioxide (SO2) concentration at San Bernardino, California is 0.656 ppb.

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

The current ozone (O3) concentration at San Bernardino, California is 15.496 ppm.

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

The current nitrogen dioxide (NO2) concentration at San Bernardino, California is 9.492 ppb.

San Bernardino, California live air quality index now

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

The current PM2.5 concentration at San Bernardino, California is 5.764 μg/m3.

Stay updated with real-time air quality in San Bernardino, 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

San Bernardino, California

Last updated: ... (Local time)

Major air pollutants in San Bernardino, California

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

9.30 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

41.78 μg/m³

155

255

425

605+

Ozone (O₃)

30.32 ppb

201

201+

Sulfur Dioxide (SO₂)

0.71 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

15.07 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.31 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

Low

San Bernardino, California

Get Live Pollen Counts

San Bernardino, California

Scroll To Air Quality Map

Track live San Bernardino, California air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-08-10T19:00:00.000Z	56 \| moderate	12.125 \| fine	55.833 \| fine	50.181 \| good	0.589 \| good	12.987 \| good	0.262 \| good
2026-08-10T20:00:00.000Z	126 \| sensitive	13.372 \| fine	60.303 \| fine	78.273 \| moderate	0.79 \| good	1.409 \| good	0.14 \| good
2026-08-10T21:00:00.000Z	159 \| unhealthy	15.577 \| fine	69.125 \| fine	88.55 \| poor	0.788 \| good	1.268 \| good	0.139 \| good
2026-08-10T22:00:00.000Z	169 \| unhealthy	15.784 \| fine	70.326 \| fine	93.431 \| poor	0.763 \| good	1.219 \| good	0.137 \| good
2026-08-10T23:00:00.000Z	172 \| unhealthy	15.981 \| fine	70.882 \| fine	94.041 \| poor	0.761 \| good	1.234 \| good	0.135 \| good
2026-08-11T00:00:00.000Z	147 \| sensitive	14.006 \| fine	62.667 \| fine	83.596 \| moderate	0.756 \| good	1.254 \| good	0.136 \| good
2026-08-11T01:00:00.000Z	108 \| sensitive	12.11 \| fine	54.377 \| good	73.319 \| moderate	0.781 \| good	1.561 \| good	0.135 \| good
2026-08-11T02:00:00.000Z	74 \| moderate	9.55 \| good	42.467 \| good	62.022 \| fine	0.82 \| good	2.176 \| good	0.135 \| good
2026-08-11T03:00:00.000Z	49 \| good	8.989 \| good	39.283 \| good	44.738 \| good	0.865 \| good	3.232 \| good	0.138 \| good
2026-08-11T04:00:00.000Z	44 \| good	8.422 \| good	36.967 \| good	35.58 \| good	0.894 \| good	4.193 \| good	0.142 \| good
2026-08-11T05:00:00.000Z	44 \| good	8.194 \| good	36.043 \| good	29.197 \| good	0.925 \| good	4.955 \| good	0.144 \| good
2026-08-11T06:00:00.000Z	49 \| good	8.605 \| good	37.781 \| good	23.585 \| good	0.957 \| good	6.049 \| good	0.148 \| good
2026-08-11T07:00:00.000Z	38 \| good	7.413 \| good	33.422 \| good	33.405 \| good	0.493 \| good	12.198 \| good	0.224 \| good
2026-08-11T08:00:00.000Z	33 \| good	6.276 \| good	28.915 \| good	21.437 \| good	0.503 \| good	9.802 \| good	0.227 \| good
2026-08-11T09:00:00.000Z	33 \| good	6.316 \| good	28.119 \| good	17.513 \| good	0.526 \| good	15.314 \| good	0.172 \| good
2026-08-11T10:00:00.000Z	33 \| good	6.463 \| good	28.911 \| good	14.489 \| good	0.526 \| good	19.603 \| good	0.195 \| good
2026-08-11T11:00:00.000Z	38 \| good	6.724 \| good	29.819 \| good	11.526 \| good	0.67 \| good	15.739 \| good	0.241 \| good
2026-08-11T12:00:00.000Z	38 \| good	7.235 \| good	32.08 \| good	8.589 \| good	0.462 \| good	19.697 \| good	0.246 \| good
2026-08-11T13:00:00.000Z	38 \| good	7.246 \| good	31.842 \| good	8.589 \| good	0.444 \| good	19.706 \| good	0.246 \| good
2026-08-11T14:00:00.000Z	49 \| good	9.055 \| good	40.516 \| good	11.447 \| good	0.454 \| good	23.604 \| good	0.386 \| good
2026-08-11T15:00:00.000Z	54 \| moderate	10.909 \| good	49.345 \| good	16.346 \| good	0.667 \| good	19.365 \| good	0.386 \| good
2026-08-11T16:00:00.000Z	56 \| moderate	11.999 \| good	54.416 \| good	19.37 \| good	0.744 \| good	17.019 \| good	0.331 \| good
2026-08-11T17:00:00.000Z	56 \| moderate	11.931 \| good	53.526 \| good	24.368 \| good	0.71 \| good	14.199 \| good	0.254 \| good
2026-08-11T18:00:00.000Z	54 \| moderate	11.17 \| good	50.686 \| good	28.369 \| good	0.624 \| good	14.23 \| good	0.254 \| good
2026-08-11T19:00:00.000Z	54 \| moderate	10.73 \| good	48.598 \| good	37.202 \| good	0.59 \| good	12.427 \| good	0.225 \| good
2026-08-11T20:00:00.000Z	52 \| moderate	9.968 \| good	44.77 \| good	37.394 \| good	0.503 \| good	10.161 \| good	0.219 \| good
2026-08-11T21:00:00.000Z	52 \| moderate	9.651 \| good	43.195 \| good	37.657 \| good	0.501 \| good	10.167 \| good	0.21 \| good
2026-08-11T22:00:00.000Z	49 \| good	9.341 \| good	42.094 \| good	37.901 \| good	0.474 \| good	10.149 \| good	0.21 \| good
2026-08-11T23:00:00.000Z	67 \| moderate	9.354 \| good	42.156 \| good	60.198 \| fine	0.548 \| good	5.455 \| good	0.252 \| good
2026-08-12T00:00:00.000Z	71 \| moderate	9.826 \| good	44.157 \| good	61.311 \| fine	0.727 \| good	4.777 \| good	0.246 \| good
2026-08-12T01:00:00.000Z	101 \| sensitive	11.515 \| good	51.941 \| good	71.001 \| moderate	0.787 \| good	6.557 \| good	0.246 \| good
2026-08-12T02:00:00.000Z	97 \| moderate	12.553 \| fine	56.863 \| fine	68.935 \| fine	0.71 \| good	7.729 \| good	0.246 \| good
2026-08-12T03:00:00.000Z	38 \| good	7.274 \| good	32.228 \| good	38.472 \| good	0.931 \| good	2.794 \| good	0.133 \| good
2026-08-12T04:00:00.000Z	52 \| moderate	10.465 \| good	47.636 \| good	52.181 \| good	0.535 \| good	9.427 \| good	0.254 \| good
2026-08-12T05:00:00.000Z	49 \| good	9.088 \| good	40.767 \| good	44.237 \| good	0.639 \| good	10.564 \| good	0.216 \| good
2026-08-12T06:00:00.000Z	49 \| good	8.613 \| good	38.719 \| good	32.472 \| good	0.545 \| good	11.81 \| good	0.227 \| good
2026-08-12T07:00:00.000Z	49 \| good	8.633 \| good	38.713 \| good	32.472 \| good	0.557 \| good	11.814 \| good	0.227 \| good
2026-08-12T08:00:00.000Z	38 \| good	7.289 \| good	31.981 \| good	15.749 \| good	0.6 \| good	17.269 \| good	0.246 \| good
2026-08-12T09:00:00.000Z	38 \| good	6.95 \| good	30.94 \| good	13.724 \| good	0.624 \| good	15.717 \| good	0.195 \| good
2026-08-12T10:00:00.000Z	33 \| good	6.068 \| good	27.022 \| good	15.571 \| good	0.541 \| good	8.527 \| good	0.195 \| good
2026-08-12T11:00:00.000Z	33 \| good	5.764 \| good	26.117 \| good	15.496 \| good	0.656 \| good	9.492 \| good	0.195 \| good
2026-08-12T12:00:00.000Z	33 \| good	6.057 \| good	26.999 \| good	16.39 \| good	0.445 \| good	9.121 \| good	0.224 \| good
2026-08-12T13:00:00.000Z	33 \| good	6.055 \| good	27.027 \| good	16.39 \| good	0.442 \| good	9.117 \| good	0.224 \| good
2026-08-12T14:00:00.000Z	38 \| good	7.193 \| good	31.828 \| good	13.426 \| good	0.477 \| good	21.028 \| good	0.291 \| good
2026-08-12T15:00:00.000Z	44 \| good	7.591 \| good	34.687 \| good	15.475 \| good	0.579 \| good	18.946 \| good	0.302 \| good
2026-08-12T16:00:00.000Z	44 \| good	8.403 \| good	37.715 \| good	20.415 \| good	0.721 \| good	15.031 \| good	0.302 \| good
2026-08-12T17:00:00.000Z	44 \| good	8.436 \| good	37.965 \| good	20.462 \| good	0.748 \| good	14.405 \| good	0.27 \| good
2026-08-12T18:00:00.000Z	49 \| good	9.304 \| good	41.785 \| good	30.319 \| good	0.713 \| good	15.072 \| good	0.314 \| good
2026-08-12T18:00:00.000Z	49 \| good	9.304 \| good	41.785 \| good	30.319 \| good	0.713 \| good	15.072 \| good	0.314 \| good
2026-08-12T13:00:00.000Z	49 \| good	9.071 \| good	39.918 \| good	6.266 \| good	0.86 \| good	8.873 \| good	0.155 \| good
2026-08-12T14:00:00.000Z	44 \| good	7.831 \| good	34.372 \| good	10.536 \| good	0.826 \| good	8.677 \| good	0.16 \| good
2026-08-12T15:00:00.000Z	49 \| good	8.552 \| good	37.538 \| good	17.692 \| good	0.895 \| good	5.904 \| good	0.146 \| good
2026-08-12T16:00:00.000Z	38 \| good	7.496 \| good	32.805 \| good	24.768 \| good	0.878 \| good	4.127 \| good	0.137 \| good
2026-08-12T17:00:00.000Z	52 \| moderate	10.283 \| good	45.76 \| good	35.142 \| good	0.838 \| good	2.91 \| good	0.131 \| good
2026-08-12T18:00:00.000Z	49 \| good	9.076 \| good	40.151 \| good	44.218 \| good	0.755 \| good	1.955 \| good	0.124 \| good
2026-08-12T19:00:00.000Z	54 \| moderate	10.931 \| good	48.507 \| good	47.659 \| good	0.665 \| good	1.322 \| good	0.119 \| good
2026-08-12T20:00:00.000Z	54 \| moderate	10.96 \| good	48.515 \| good	52.648 \| good	0.588 \| good	0.967 \| good	0.115 \| good
2026-08-12T21:00:00.000Z	67 \| moderate	12.176 \| fine	54.866 \| good	60.178 \| fine	0.541 \| good	0.82 \| good	0.112 \| good
2026-08-12T22:00:00.000Z	84 \| moderate	12.326 \| fine	55.763 \| fine	64.669 \| fine	0.5 \| good	0.762 \| good	0.11 \| good
2026-08-12T23:00:00.000Z	87 \| moderate	12.492 \| fine	56.177 \| fine	65.981 \| fine	0.463 \| good	0.772 \| good	0.107 \| good
2026-08-13T00:00:00.000Z	74 \| moderate	11.498 \| good	50.77 \| good	62.486 \| fine	0.469 \| good	0.892 \| good	0.105 \| good
2026-08-13T01:00:00.000Z	54 \| moderate	11.457 \| good	50.649 \| good	52.628 \| good	0.499 \| good	1.223 \| good	0.105 \| good
2026-08-13T02:00:00.000Z	49 \| good	9.454 \| good	41.987 \| good	39.432 \| good	0.539 \| good	1.804 \| good	0.105 \| good
2026-08-13T03:00:00.000Z	52 \| moderate	10.086 \| good	44.511 \| good	33.529 \| good	0.588 \| good	2.527 \| good	0.106 \| good
2026-08-13T04:00:00.000Z	49 \| good	9.332 \| good	41.247 \| good	29.611 \| good	0.624 \| good	3.015 \| good	0.106 \| good
2026-08-13T05:00:00.000Z	49 \| good	8.674 \| good	38.094 \| good	25.36 \| good	0.641 \| good	3.498 \| good	0.106 \| good
2026-08-13T06:00:00.000Z	49 \| good	8.626 \| good	37.889 \| good	20.388 \| good	0.65 \| good	4.079 \| good	0.108 \| good
2026-08-13T07:00:00.000Z	44 \| good	7.788 \| good	34.047 \| good	20.356 \| good	0.657 \| good	4.64 \| good	0.109 \| good
2026-08-13T08:00:00.000Z	44 \| good	7.858 \| good	34.384 \| good	18.28 \| good	0.662 \| good	5.011 \| good	0.11 \| good
2026-08-13T09:00:00.000Z	38 \| good	7.422 \| good	32.641 \| good	17.127 \| good	0.664 \| good	5.416 \| good	0.111 \| good
2026-08-13T10:00:00.000Z	44 \| good	8.047 \| good	35.313 \| good	14.696 \| good	0.659 \| good	5.845 \| good	0.113 \| good
2026-08-13T11:00:00.000Z	44 \| good	8.343 \| good	36.787 \| good	13.81 \| good	0.651 \| good	6.307 \| good	0.114 \| good
2026-08-13T12:00:00.000Z	44 \| good	8.499 \| good	37.257 \| good	11.585 \| good	0.645 \| good	6.987 \| good	0.116 \| good
2026-08-13T13:00:00.000Z	49 \| good	8.874 \| good	39.039 \| good	8.675 \| good	0.637 \| good	7.664 \| good	0.119 \| good
2026-08-13T14:00:00.000Z	49 \| good	8.964 \| good	39.807 \| good	13.706 \| good	0.624 \| good	7.354 \| good	0.121 \| good
2026-08-13T15:00:00.000Z	52 \| moderate	10.053 \| good	44.502 \| good	19.24 \| good	0.625 \| good	5.24 \| good	0.115 \| good
2026-08-13T16:00:00.000Z	49 \| good	9.453 \| good	42.17 \| good	24.645 \| good	0.577 \| good	3.618 \| good	0.108 \| good
2026-08-13T17:00:00.000Z	52 \| moderate	10.479 \| good	46.542 \| good	32.243 \| good	0.491 \| good	2.344 \| good	0.103 \| good
2026-08-13T18:00:00.000Z	52 \| moderate	9.658 \| good	43.07 \| good	41.133 \| good	0.411 \| good	1.504 \| good	0.098 \| good
2026-08-13T19:00:00.000Z	52 \| moderate	10.48 \| good	46.543 \| good	49.393 \| good	0.345 \| good	0.973 \| good	0.096 \| good
2026-08-13T20:00:00.000Z	61 \| moderate	11.083 \| good	48.701 \| good	58.346 \| fine	0.305 \| good	0.721 \| good	0.094 \| good
2026-08-13T21:00:00.000Z	80 \| moderate	12.981 \| fine	58.412 \| fine	64.245 \| fine	0.283 \| good	0.633 \| good	0.094 \| good
2026-08-13T22:00:00.000Z	93 \| moderate	12.73 \| fine	56.874 \| fine	68.039 \| fine	0.271 \| good	0.623 \| good	0.094 \| good
2026-08-13T23:00:00.000Z	97 \| moderate	12.734 \| fine	57.229 \| fine	68.781 \| fine	0.261 \| good	0.662 \| good	0.094 \| good
2026-08-14T00:00:00.000Z	84 \| moderate	11.019 \| good	48.654 \| good	64.995 \| fine	0.265 \| good	0.789 \| good	0.094 \| good
2026-08-14T01:00:00.000Z	52 \| moderate	10.341 \| good	45.625 \| good	49.878 \| good	0.282 \| good	1.103 \| good	0.095 \| good
2026-08-14T02:00:00.000Z	42 \| good	4.611 \| good	20.043 \| good	44.759 \| good	0.32 \| good	1.666 \| good	0.097 \| good
2026-08-14T03:00:00.000Z	49 \| good	8.765 \| good	38.415 \| good	34.92 \| good	0.377 \| good	2.424 \| good	0.1 \| good
2026-08-14T04:00:00.000Z	49 \| good	9.335 \| good	41.38 \| good	27.664 \| good	0.439 \| good	3.064 \| good	0.102 \| good
2026-08-14T05:00:00.000Z	44 \| good	7.794 \| good	34.419 \| good	24.689 \| good	0.488 \| good	3.652 \| good	0.104 \| good
2026-08-14T06:00:00.000Z	56 \| moderate	11.817 \| good	15.931 \| good	32.619 \| good	0.504 \| good	4.139 \| good	0.106 \| good
2026-08-14T07:00:00.000Z	38 \| good	7.227 \| good	31.646 \| good	21.299 \| good	0.547 \| good	4.921 \| good	0.109 \| good
2026-08-14T08:00:00.000Z	44 \| good	7.631 \| good	33.575 \| good	20.722 \| good	0.559 \| good	5.391 \| good	0.111 \| good
2026-08-14T09:00:00.000Z	44 \| good	8.399 \| good	37.193 \| good	20.979 \| good	0.57 \| good	5.889 \| good	0.113 \| good
2026-08-14T10:00:00.000Z	49 \| good	8.612 \| good	37.981 \| good	17.462 \| good	0.579 \| good	6.64 \| good	0.116 \| good
2026-08-14T11:00:00.000Z	52 \| moderate	10.406 \| good	46.018 \| good	15.893 \| good	0.586 \| good	7.481 \| good	0.12 \| good
2026-08-14T12:00:00.000Z	56 \| moderate	12.095 \| good	15.213 \| good	17.645 \| good	0.572 \| good	8.067 \| good	0.123 \| good

San Bernardino

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San Bernardino, 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 San Bernardino, California updated?

The air quality for San Bernardino, California is updated every hour.

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

The worst air quality in San Bernardino, California in the last 24 hours was observed at 01:00:00 on 2026-08-12.

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

In the last 24 hrs, the best air quality in San Bernardino, California was observed at 11:00:00 on 2026-08-12.

What is the current air quality in San Bernardino, California?

The current air quality in San Bernardino, California is 33, categorized as Good based on real-time data.

What pollutant is the most common in San Bernardino, California?

The most common pollutant in San Bernardino, California is PM2.5.

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

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

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

The current PM_2.5 concentration at San Bernardino, California is 5.764 μg/m³.

What is the current concentration of PM₁₀ in San Bernardino, California?

The current PM₁₀ concentration at San Bernardino, California is 26.117 μg/m³.

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

The current carbon monoxide (CO) concentration at San Bernardino, California is 0.195 ppm.

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

The current sulfur dioxide (SO₂) concentration at San Bernardino, California is 0.656 ppb.

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

The current ozone (O₃) concentration at San Bernardino, California is 15.496 ppm.

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

The current nitrogen dioxide (NO₂) concentration at San Bernardino, California is 9.492 ppb.

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Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-08-10T19:00:00.000Z	56 \| moderate	12.125 \| fine	55.833 \| fine	50.181 \| good	0.589 \| good	12.987 \| good	0.262 \| good
2026-08-10T20:00:00.000Z	126 \| sensitive	13.372 \| fine	60.303 \| fine	78.273 \| moderate	0.79 \| good	1.409 \| good	0.14 \| good
2026-08-10T21:00:00.000Z	159 \| unhealthy	15.577 \| fine	69.125 \| fine	88.55 \| poor	0.788 \| good	1.268 \| good	0.139 \| good
2026-08-10T22:00:00.000Z	169 \| unhealthy	15.784 \| fine	70.326 \| fine	93.431 \| poor	0.763 \| good	1.219 \| good	0.137 \| good
2026-08-10T23:00:00.000Z	172 \| unhealthy	15.981 \| fine	70.882 \| fine	94.041 \| poor	0.761 \| good	1.234 \| good	0.135 \| good
2026-08-11T00:00:00.000Z	147 \| sensitive	14.006 \| fine	62.667 \| fine	83.596 \| moderate	0.756 \| good	1.254 \| good	0.136 \| good
2026-08-11T01:00:00.000Z	108 \| sensitive	12.11 \| fine	54.377 \| good	73.319 \| moderate	0.781 \| good	1.561 \| good	0.135 \| good
2026-08-11T02:00:00.000Z	74 \| moderate	9.55 \| good	42.467 \| good	62.022 \| fine	0.82 \| good	2.176 \| good	0.135 \| good
2026-08-11T03:00:00.000Z	49 \| good	8.989 \| good	39.283 \| good	44.738 \| good	0.865 \| good	3.232 \| good	0.138 \| good
2026-08-11T04:00:00.000Z	44 \| good	8.422 \| good	36.967 \| good	35.58 \| good	0.894 \| good	4.193 \| good	0.142 \| good
2026-08-11T05:00:00.000Z	44 \| good	8.194 \| good	36.043 \| good	29.197 \| good	0.925 \| good	4.955 \| good	0.144 \| good
2026-08-11T06:00:00.000Z	49 \| good	8.605 \| good	37.781 \| good	23.585 \| good	0.957 \| good	6.049 \| good	0.148 \| good
2026-08-11T07:00:00.000Z	38 \| good	7.413 \| good	33.422 \| good	33.405 \| good	0.493 \| good	12.198 \| good	0.224 \| good
2026-08-11T08:00:00.000Z	33 \| good	6.276 \| good	28.915 \| good	21.437 \| good	0.503 \| good	9.802 \| good	0.227 \| good
2026-08-11T09:00:00.000Z	33 \| good	6.316 \| good	28.119 \| good	17.513 \| good	0.526 \| good	15.314 \| good	0.172 \| good
2026-08-11T10:00:00.000Z	33 \| good	6.463 \| good	28.911 \| good	14.489 \| good	0.526 \| good	19.603 \| good	0.195 \| good
2026-08-11T11:00:00.000Z	38 \| good	6.724 \| good	29.819 \| good	11.526 \| good	0.67 \| good	15.739 \| good	0.241 \| good
2026-08-11T12:00:00.000Z	38 \| good	7.235 \| good	32.08 \| good	8.589 \| good	0.462 \| good	19.697 \| good	0.246 \| good
2026-08-11T13:00:00.000Z	38 \| good	7.246 \| good	31.842 \| good	8.589 \| good	0.444 \| good	19.706 \| good	0.246 \| good
2026-08-11T14:00:00.000Z	49 \| good	9.055 \| good	40.516 \| good	11.447 \| good	0.454 \| good	23.604 \| good	0.386 \| good
2026-08-11T15:00:00.000Z	54 \| moderate	10.909 \| good	49.345 \| good	16.346 \| good	0.667 \| good	19.365 \| good	0.386 \| good
2026-08-11T16:00:00.000Z	56 \| moderate	11.999 \| good	54.416 \| good	19.37 \| good	0.744 \| good	17.019 \| good	0.331 \| good
2026-08-11T17:00:00.000Z	56 \| moderate	11.931 \| good	53.526 \| good	24.368 \| good	0.71 \| good	14.199 \| good	0.254 \| good
2026-08-11T18:00:00.000Z	54 \| moderate	11.17 \| good	50.686 \| good	28.369 \| good	0.624 \| good	14.23 \| good	0.254 \| good
2026-08-11T19:00:00.000Z	54 \| moderate	10.73 \| good	48.598 \| good	37.202 \| good	0.59 \| good	12.427 \| good	0.225 \| good
2026-08-11T20:00:00.000Z	52 \| moderate	9.968 \| good	44.77 \| good	37.394 \| good	0.503 \| good	10.161 \| good	0.219 \| good
2026-08-11T21:00:00.000Z	52 \| moderate	9.651 \| good	43.195 \| good	37.657 \| good	0.501 \| good	10.167 \| good	0.21 \| good
2026-08-11T22:00:00.000Z	49 \| good	9.341 \| good	42.094 \| good	37.901 \| good	0.474 \| good	10.149 \| good	0.21 \| good
2026-08-11T23:00:00.000Z	67 \| moderate	9.354 \| good	42.156 \| good	60.198 \| fine	0.548 \| good	5.455 \| good	0.252 \| good
2026-08-12T00:00:00.000Z	71 \| moderate	9.826 \| good	44.157 \| good	61.311 \| fine	0.727 \| good	4.777 \| good	0.246 \| good
2026-08-12T01:00:00.000Z	101 \| sensitive	11.515 \| good	51.941 \| good	71.001 \| moderate	0.787 \| good	6.557 \| good	0.246 \| good
2026-08-12T02:00:00.000Z	97 \| moderate	12.553 \| fine	56.863 \| fine	68.935 \| fine	0.71 \| good	7.729 \| good	0.246 \| good
2026-08-12T03:00:00.000Z	38 \| good	7.274 \| good	32.228 \| good	38.472 \| good	0.931 \| good	2.794 \| good	0.133 \| good
2026-08-12T04:00:00.000Z	52 \| moderate	10.465 \| good	47.636 \| good	52.181 \| good	0.535 \| good	9.427 \| good	0.254 \| good
2026-08-12T05:00:00.000Z	49 \| good	9.088 \| good	40.767 \| good	44.237 \| good	0.639 \| good	10.564 \| good	0.216 \| good
2026-08-12T06:00:00.000Z	49 \| good	8.613 \| good	38.719 \| good	32.472 \| good	0.545 \| good	11.81 \| good	0.227 \| good
2026-08-12T07:00:00.000Z	49 \| good	8.633 \| good	38.713 \| good	32.472 \| good	0.557 \| good	11.814 \| good	0.227 \| good
2026-08-12T08:00:00.000Z	38 \| good	7.289 \| good	31.981 \| good	15.749 \| good	0.6 \| good	17.269 \| good	0.246 \| good
2026-08-12T09:00:00.000Z	38 \| good	6.95 \| good	30.94 \| good	13.724 \| good	0.624 \| good	15.717 \| good	0.195 \| good
2026-08-12T10:00:00.000Z	33 \| good	6.068 \| good	27.022 \| good	15.571 \| good	0.541 \| good	8.527 \| good	0.195 \| good
2026-08-12T11:00:00.000Z	33 \| good	5.764 \| good	26.117 \| good	15.496 \| good	0.656 \| good	9.492 \| good	0.195 \| good
2026-08-12T12:00:00.000Z	33 \| good	6.057 \| good	26.999 \| good	16.39 \| good	0.445 \| good	9.121 \| good	0.224 \| good
2026-08-12T13:00:00.000Z	33 \| good	6.055 \| good	27.027 \| good	16.39 \| good	0.442 \| good	9.117 \| good	0.224 \| good
2026-08-12T14:00:00.000Z	38 \| good	7.193 \| good	31.828 \| good	13.426 \| good	0.477 \| good	21.028 \| good	0.291 \| good
2026-08-12T15:00:00.000Z	44 \| good	7.591 \| good	34.687 \| good	15.475 \| good	0.579 \| good	18.946 \| good	0.302 \| good
2026-08-12T16:00:00.000Z	44 \| good	8.403 \| good	37.715 \| good	20.415 \| good	0.721 \| good	15.031 \| good	0.302 \| good
2026-08-12T17:00:00.000Z	44 \| good	8.436 \| good	37.965 \| good	20.462 \| good	0.748 \| good	14.405 \| good	0.27 \| good
2026-08-12T18:00:00.000Z	49 \| good	9.304 \| good	41.785 \| good	30.319 \| good	0.713 \| good	15.072 \| good	0.314 \| good
2026-08-12T18:00:00.000Z	49 \| good	9.304 \| good	41.785 \| good	30.319 \| good	0.713 \| good	15.072 \| good	0.314 \| good
2026-08-12T13:00:00.000Z	49 \| good	9.071 \| good	39.918 \| good	6.266 \| good	0.86 \| good	8.873 \| good	0.155 \| good
2026-08-12T14:00:00.000Z	44 \| good	7.831 \| good	34.372 \| good	10.536 \| good	0.826 \| good	8.677 \| good	0.16 \| good
2026-08-12T15:00:00.000Z	49 \| good	8.552 \| good	37.538 \| good	17.692 \| good	0.895 \| good	5.904 \| good	0.146 \| good
2026-08-12T16:00:00.000Z	38 \| good	7.496 \| good	32.805 \| good	24.768 \| good	0.878 \| good	4.127 \| good	0.137 \| good
2026-08-12T17:00:00.000Z	52 \| moderate	10.283 \| good	45.76 \| good	35.142 \| good	0.838 \| good	2.91 \| good	0.131 \| good
2026-08-12T18:00:00.000Z	49 \| good	9.076 \| good	40.151 \| good	44.218 \| good	0.755 \| good	1.955 \| good	0.124 \| good
2026-08-12T19:00:00.000Z	54 \| moderate	10.931 \| good	48.507 \| good	47.659 \| good	0.665 \| good	1.322 \| good	0.119 \| good
2026-08-12T20:00:00.000Z	54 \| moderate	10.96 \| good	48.515 \| good	52.648 \| good	0.588 \| good	0.967 \| good	0.115 \| good
2026-08-12T21:00:00.000Z	67 \| moderate	12.176 \| fine	54.866 \| good	60.178 \| fine	0.541 \| good	0.82 \| good	0.112 \| good
2026-08-12T22:00:00.000Z	84 \| moderate	12.326 \| fine	55.763 \| fine	64.669 \| fine	0.5 \| good	0.762 \| good	0.11 \| good
2026-08-12T23:00:00.000Z	87 \| moderate	12.492 \| fine	56.177 \| fine	65.981 \| fine	0.463 \| good	0.772 \| good	0.107 \| good
2026-08-13T00:00:00.000Z	74 \| moderate	11.498 \| good	50.77 \| good	62.486 \| fine	0.469 \| good	0.892 \| good	0.105 \| good
2026-08-13T01:00:00.000Z	54 \| moderate	11.457 \| good	50.649 \| good	52.628 \| good	0.499 \| good	1.223 \| good	0.105 \| good
2026-08-13T02:00:00.000Z	49 \| good	9.454 \| good	41.987 \| good	39.432 \| good	0.539 \| good	1.804 \| good	0.105 \| good
2026-08-13T03:00:00.000Z	52 \| moderate	10.086 \| good	44.511 \| good	33.529 \| good	0.588 \| good	2.527 \| good	0.106 \| good
2026-08-13T04:00:00.000Z	49 \| good	9.332 \| good	41.247 \| good	29.611 \| good	0.624 \| good	3.015 \| good	0.106 \| good
2026-08-13T05:00:00.000Z	49 \| good	8.674 \| good	38.094 \| good	25.36 \| good	0.641 \| good	3.498 \| good	0.106 \| good
2026-08-13T06:00:00.000Z	49 \| good	8.626 \| good	37.889 \| good	20.388 \| good	0.65 \| good	4.079 \| good	0.108 \| good
2026-08-13T07:00:00.000Z	44 \| good	7.788 \| good	34.047 \| good	20.356 \| good	0.657 \| good	4.64 \| good	0.109 \| good
2026-08-13T08:00:00.000Z	44 \| good	7.858 \| good	34.384 \| good	18.28 \| good	0.662 \| good	5.011 \| good	0.11 \| good
2026-08-13T09:00:00.000Z	38 \| good	7.422 \| good	32.641 \| good	17.127 \| good	0.664 \| good	5.416 \| good	0.111 \| good
2026-08-13T10:00:00.000Z	44 \| good	8.047 \| good	35.313 \| good	14.696 \| good	0.659 \| good	5.845 \| good	0.113 \| good
2026-08-13T11:00:00.000Z	44 \| good	8.343 \| good	36.787 \| good	13.81 \| good	0.651 \| good	6.307 \| good	0.114 \| good
2026-08-13T12:00:00.000Z	44 \| good	8.499 \| good	37.257 \| good	11.585 \| good	0.645 \| good	6.987 \| good	0.116 \| good
2026-08-13T13:00:00.000Z	49 \| good	8.874 \| good	39.039 \| good	8.675 \| good	0.637 \| good	7.664 \| good	0.119 \| good
2026-08-13T14:00:00.000Z	49 \| good	8.964 \| good	39.807 \| good	13.706 \| good	0.624 \| good	7.354 \| good	0.121 \| good
2026-08-13T15:00:00.000Z	52 \| moderate	10.053 \| good	44.502 \| good	19.24 \| good	0.625 \| good	5.24 \| good	0.115 \| good
2026-08-13T16:00:00.000Z	49 \| good	9.453 \| good	42.17 \| good	24.645 \| good	0.577 \| good	3.618 \| good	0.108 \| good
2026-08-13T17:00:00.000Z	52 \| moderate	10.479 \| good	46.542 \| good	32.243 \| good	0.491 \| good	2.344 \| good	0.103 \| good
2026-08-13T18:00:00.000Z	52 \| moderate	9.658 \| good	43.07 \| good	41.133 \| good	0.411 \| good	1.504 \| good	0.098 \| good
2026-08-13T19:00:00.000Z	52 \| moderate	10.48 \| good	46.543 \| good	49.393 \| good	0.345 \| good	0.973 \| good	0.096 \| good
2026-08-13T20:00:00.000Z	61 \| moderate	11.083 \| good	48.701 \| good	58.346 \| fine	0.305 \| good	0.721 \| good	0.094 \| good
2026-08-13T21:00:00.000Z	80 \| moderate	12.981 \| fine	58.412 \| fine	64.245 \| fine	0.283 \| good	0.633 \| good	0.094 \| good
2026-08-13T22:00:00.000Z	93 \| moderate	12.73 \| fine	56.874 \| fine	68.039 \| fine	0.271 \| good	0.623 \| good	0.094 \| good
2026-08-13T23:00:00.000Z	97 \| moderate	12.734 \| fine	57.229 \| fine	68.781 \| fine	0.261 \| good	0.662 \| good	0.094 \| good
2026-08-14T00:00:00.000Z	84 \| moderate	11.019 \| good	48.654 \| good	64.995 \| fine	0.265 \| good	0.789 \| good	0.094 \| good
2026-08-14T01:00:00.000Z	52 \| moderate	10.341 \| good	45.625 \| good	49.878 \| good	0.282 \| good	1.103 \| good	0.095 \| good
2026-08-14T02:00:00.000Z	42 \| good	4.611 \| good	20.043 \| good	44.759 \| good	0.32 \| good	1.666 \| good	0.097 \| good
2026-08-14T03:00:00.000Z	49 \| good	8.765 \| good	38.415 \| good	34.92 \| good	0.377 \| good	2.424 \| good	0.1 \| good
2026-08-14T04:00:00.000Z	49 \| good	9.335 \| good	41.38 \| good	27.664 \| good	0.439 \| good	3.064 \| good	0.102 \| good
2026-08-14T05:00:00.000Z	44 \| good	7.794 \| good	34.419 \| good	24.689 \| good	0.488 \| good	3.652 \| good	0.104 \| good
2026-08-14T06:00:00.000Z	56 \| moderate	11.817 \| good	15.931 \| good	32.619 \| good	0.504 \| good	4.139 \| good	0.106 \| good
2026-08-14T07:00:00.000Z	38 \| good	7.227 \| good	31.646 \| good	21.299 \| good	0.547 \| good	4.921 \| good	0.109 \| good
2026-08-14T08:00:00.000Z	44 \| good	7.631 \| good	33.575 \| good	20.722 \| good	0.559 \| good	5.391 \| good	0.111 \| good
2026-08-14T09:00:00.000Z	44 \| good	8.399 \| good	37.193 \| good	20.979 \| good	0.57 \| good	5.889 \| good	0.113 \| good
2026-08-14T10:00:00.000Z	49 \| good	8.612 \| good	37.981 \| good	17.462 \| good	0.579 \| good	6.64 \| good	0.116 \| good
2026-08-14T11:00:00.000Z	52 \| moderate	10.406 \| good	46.018 \| good	15.893 \| good	0.586 \| good	7.481 \| good	0.12 \| good
2026-08-14T12:00:00.000Z	56 \| moderate	12.095 \| good	15.213 \| good	17.645 \| good	0.572 \| good	8.067 \| good	0.123 \| good

San Bernardino, California live air quality index now

Major air pollutants in San Bernardino, 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

Colton, California

Muscoy, California

Loma Linda, California

Rialto, California

Highland, California

Grand Terrace, California

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Frequently asked questions

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

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

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