What is the current level of PM10 in Fontana, California?

Fontana, California currently has a PM10 concentration of 64.019 μg/m3.

What is the current level of sulfur dioxide (SO2) in Fontana, California?

The current sulfur dioxide (SO2) concentration in Fontana, California is 0.641 ppb.

What is the current level of ozone (O3) in Fontana, California?

Fontana, California currently has an ozone (O3) concentration of 6.978 ppm.

What is the current level of nitrogen dioxide (NO2) in Fontana, California?

The current level of nitrogen dioxide (NO2) in Fontana, California is 30.932 ppb.

Current air quality index in Fontana, California today

Q: What is the PM2.5 concentration in Fontana, California right now?

Fontana, California currently has a PM2.5 concentration of 15.775 μg/m3.

Stay updated with real-time air quality in Fontana, 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

Fontana, California

Last updated: ... (Local time)

Common air pollutants in Fontana, California

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

5.49 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

31.93 μg/m³

155

255

425

605+

Ozone (O₃)

40.67 ppb

201

201+

Sulfur Dioxide (SO₂)

0.54 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

11.61 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.15 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

Low

Fontana, California

Get Live Pollen Counts

Fontana, California

Scroll To Air Quality Map

Track live Fontana, California air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2025-11-08T23:00:00.000Z	56 \| moderate	12.049 \| good	41.284 \| good	53.714 \| good	0.794 \| good	15.906 \| good	0.406 \| good
2025-11-09T00:00:00.000Z	61 \| moderate	13.31 \| fine	39.805 \| good	58.079 \| fine	0.758 \| good	14.279 \| good	0.359 \| good
2025-11-09T01:00:00.000Z	58 \| moderate	12.969 \| fine	42.038 \| good	57.387 \| fine	0.652 \| good	15.783 \| good	0.411 \| good
2025-11-09T02:00:00.000Z	66 \| moderate	17.418 \| fine	49.202 \| good	54.919 \| good	0.739 \| good	17.596 \| good	0.441 \| good
2025-11-09T03:00:00.000Z	64 \| moderate	16.406 \| fine	72.09 \| fine	14.891 \| good	3.009 \| good	34.371 \| good	0.351 \| good
2025-11-09T04:00:00.000Z	73 \| moderate	20.598 \| fine	51.042 \| good	35.36 \| good	0.689 \| good	21.049 \| good	0.453 \| good
2025-11-09T05:00:00.000Z	73 \| moderate	21.027 \| fine	50.716 \| good	25.902 \| good	0.881 \| good	23.306 \| good	0.471 \| good
2025-11-09T06:00:00.000Z	75 \| moderate	22.029 \| fine	55.193 \| fine	23.802 \| good	0.714 \| good	29.786 \| good	0.576 \| good
2025-11-09T07:00:00.000Z	75 \| moderate	21.639 \| fine	53.65 \| good	17.966 \| good	0.705 \| good	29.786 \| good	0.576 \| good
2025-11-09T08:00:00.000Z	84 \| moderate	26.725 \| fine	54.316 \| good	11.657 \| good	0.604 \| good	30.199 \| good	0.676 \| good
2025-11-09T09:00:00.000Z	86 \| moderate	27.519 \| fine	53.013 \| good	9.209 \| good	0.677 \| good	29.406 \| good	0.729 \| good
2025-11-09T10:00:00.000Z	86 \| moderate	27.726 \| fine	52.465 \| good	6.388 \| good	0.708 \| good	32.677 \| good	0.711 \| good
2025-11-09T11:00:00.000Z	84 \| moderate	27.292 \| fine	51.258 \| good	6.682 \| good	0.708 \| good	32.677 \| good	0.711 \| good
2025-11-09T12:00:00.000Z	86 \| moderate	27.847 \| fine	52.612 \| good	7.203 \| good	0.708 \| good	32.677 \| good	0.711 \| good
2025-11-09T13:00:00.000Z	86 \| moderate	27.635 \| fine	52.742 \| good	6.324 \| good	0.279 \| good	12.423 \| good	0.364 \| good
2025-11-09T14:00:00.000Z	64 \| moderate	15.535 \| fine	62.372 \| fine	21.601 \| good	0.502 \| good	17.959 \| good	0.378 \| good
2025-11-09T15:00:00.000Z	58 \| moderate	12.638 \| fine	49.448 \| good	14.559 \| good	0.705 \| good	24.675 \| good	0.484 \| good
2025-11-09T16:00:00.000Z	56 \| moderate	11.907 \| good	50.056 \| good	14.6 \| good	0.725 \| good	24.21 \| good	0.501 \| good
2025-11-09T17:00:00.000Z	49 \| good	8.819 \| good	46.402 \| good	27.468 \| good	0.597 \| good	13.397 \| good	0.259 \| good
2025-11-09T18:00:00.000Z	40 \| good	7.363 \| good	43.218 \| good	29.747 \| good	0.558 \| good	11.995 \| good	0.223 \| good
2025-11-09T19:00:00.000Z	34 \| good	5.705 \| good	36.664 \| good	32.741 \| good	0.67 \| good	13.037 \| good	0.27 \| good
2025-11-09T20:00:00.000Z	38 \| good	7.113 \| good	31.553 \| good	38.754 \| good	0.539 \| good	4.516 \| good	0.123 \| good
2025-11-09T21:00:00.000Z	38 \| good	3.538 \| good	32.53 \| good	41.235 \| good	0.526 \| good	3.031 \| good	0.106 \| good
2025-11-09T22:00:00.000Z	40 \| good	3.582 \| good	36.133 \| good	43.081 \| good	0.539 \| good	3.14 \| good	0.106 \| good
2025-11-09T23:00:00.000Z	39 \| good	2.826 \| good	30.483 \| good	42.074 \| good	0.465 \| good	4.222 \| good	0.106 \| good
2025-11-10T00:00:00.000Z	38 \| good	1.94 \| good	29.024 \| good	41.073 \| good	0.749 \| good	4.899 \| good	0.106 \| good
2025-11-10T01:00:00.000Z	34 \| good	2.09 \| good	29.65 \| good	37.238 \| good	0.618 \| good	5.446 \| good	0.106 \| good
2025-11-10T02:00:00.000Z	32 \| good	2.951 \| good	27.335 \| good	34.763 \| good	0.496 \| good	6.588 \| good	0.129 \| good
2025-11-10T03:00:00.000Z	44 \| good	7.831 \| good	34.314 \| good	15.316 \| good	2.786 \| good	34.733 \| good	0.382 \| good
2025-11-10T04:00:00.000Z	52 \| moderate	10.017 \| good	36.595 \| good	22.993 \| good	0.748 \| good	34.925 \| good	0.583 \| good
2025-11-10T05:00:00.000Z	60 \| moderate	13.729 \| fine	43.922 \| good	16.665 \| good	1.037 \| good	44.605 \| good	0.766 \| good
2025-11-10T06:00:00.000Z	64 \| moderate	15.939 \| fine	49.935 \| good	16.673 \| good	0.786 \| good	46.724 \| good	0.912 \| good
2025-11-10T07:00:00.000Z	66 \| moderate	16.519 \| fine	46.828 \| good	10.706 \| good	0.784 \| good	46.724 \| good	0.912 \| good
2025-11-10T08:00:00.000Z	66 \| moderate	17.488 \| fine	43.427 \| good	7.576 \| good	0.777 \| good	37.594 \| good	0.72 \| good
2025-11-10T09:00:00.000Z	64 \| moderate	15.795 \| fine	38.731 \| good	8.349 \| good	0.68 \| good	32.721 \| good	0.573 \| good
2025-11-10T10:00:00.000Z	62 \| moderate	15.235 \| fine	35.671 \| good	7.913 \| good	0.613 \| good	32.031 \| good	0.537 \| good
2025-11-10T11:00:00.000Z	64 \| moderate	16.399 \| fine	57.906 \| fine	7.448 \| good	0.745 \| good	32.207 \| good	0.548 \| good
2025-11-10T12:00:00.000Z	64 \| moderate	16.052 \| fine	58.378 \| fine	6.88 \| good	0.641 \| good	30.932 \| good	0.495 \| good
2025-11-10T13:00:00.000Z	64 \| moderate	15.775 \| fine	64.019 \| fine	6.978 \| good	0.641 \| good	30.932 \| good	0.495 \| good
2025-11-10T14:00:00.000Z	62 \| moderate	14.87 \| fine	54.902 \| good	5.148 \| good	0.808 \| good	31.629 \| good	0.562 \| good
2025-11-10T15:00:00.000Z	64 \| moderate	15.649 \| fine	54.793 \| good	6.138 \| good	0.948 \| good	33.53 \| good	0.543 \| good
2025-11-10T16:00:00.000Z	62 \| moderate	15.239 \| fine	72.271 \| fine	9.445 \| good	1.175 \| good	33.605 \| good	0.625 \| good
2025-11-10T17:00:00.000Z	58 \| moderate	12.659 \| fine	67.632 \| fine	13.273 \| good	1.066 \| good	32.16 \| good	0.5 \| good
2025-11-10T18:00:00.000Z	54 \| moderate	11.466 \| good	61.912 \| fine	22.535 \| good	0.784 \| good	28.125 \| good	0.365 \| good
2025-11-10T19:00:00.000Z	50 \| good	9.04 \| good	53.753 \| good	28.196 \| good	0.694 \| good	20.407 \| good	0.248 \| good
2025-11-10T20:00:00.000Z	38 \| good	7.458 \| good	38.233 \| good	32.57 \| good	0.607 \| good	17.278 \| good	0.171 \| good
2025-11-10T21:00:00.000Z	38 \| good	5.485 \| good	31.925 \| good	40.666 \| good	0.538 \| good	11.611 \| good	0.153 \| good
2025-11-10T22:00:00.000Z	42 \| good	4.448 \| good	27.877 \| good	44.683 \| good	0.588 \| good	9.173 \| good	0.136 \| good
2025-11-10T22:00:00.000Z	38 \| good	5.485 \| good	31.925 \| good	40.666 \| good	0.538 \| good	11.611 \| good	0.153 \| good
2025-11-10T14:00:00.000Z	54 \| moderate	10.983 \| good	48.647 \| good	7.668 \| good	0.862 \| good	14.603 \| good	0.195 \| good
2025-11-10T15:00:00.000Z	58 \| moderate	12.675 \| fine	56.868 \| fine	10.274 \| good	0.963 \| good	15.986 \| good	0.211 \| good
2025-11-10T16:00:00.000Z	58 \| moderate	13.047 \| fine	59.019 \| fine	18.97 \| good	1.028 \| good	13.235 \| good	0.197 \| good
2025-11-10T17:00:00.000Z	52 \| moderate	10.455 \| good	46.31 \| good	26.21 \| good	1.092 \| good	10.485 \| good	0.184 \| good
2025-11-10T18:00:00.000Z	38 \| good	7.351 \| good	32.359 \| good	33.33 \| good	1.156 \| good	7.734 \| good	0.17 \| good
2025-11-10T19:00:00.000Z	36 \| good	4.697 \| good	20.492 \| good	39.016 \| good	1.063 \| good	6.336 \| good	0.157 \| good
2025-11-10T20:00:00.000Z	42 \| good	5.191 \| good	22.466 \| good	44.678 \| good	0.97 \| good	4.937 \| good	0.143 \| good
2025-11-10T21:00:00.000Z	44 \| good	5.05 \| good	21.501 \| good	48.289 \| good	0.878 \| good	3.539 \| good	0.13 \| good
2025-11-10T22:00:00.000Z	48 \| good	4.741 \| good	20.341 \| good	51.894 \| good	1.084 \| good	5.407 \| good	0.141 \| good
2025-11-10T23:00:00.000Z	45 \| good	1.804 \| good	7.371 \| good	49.209 \| good	1.291 \| good	7.275 \| good	0.152 \| good
2025-11-11T00:00:00.000Z	42 \| good	4.102 \| good	18.074 \| good	44.704 \| good	1.497 \| good	9.143 \| good	0.164 \| good
2025-11-11T01:00:00.000Z	44 \| good	7.746 \| good	34.323 \| good	40.392 \| good	1.932 \| good	17.855 \| good	0.238 \| good
2025-11-11T02:00:00.000Z	52 \| moderate	10.402 \| good	46.432 \| good	26.92 \| good	2.367 \| good	26.567 \| good	0.312 \| good
2025-11-11T03:00:00.000Z	60 \| moderate	14.475 \| fine	64.925 \| fine	16.713 \| good	2.802 \| good	35.28 \| good	0.386 \| good
2025-11-11T04:00:00.000Z	60 \| moderate	13.897 \| fine	63.007 \| fine	11.425 \| good	2.494 \| good	34.184 \| good	0.392 \| good
2025-11-11T05:00:00.000Z	58 \| moderate	13.181 \| fine	59.241 \| fine	10.228 \| good	2.186 \| good	33.089 \| good	0.399 \| good
2025-11-11T06:00:00.000Z	71 \| moderate	19.548 \| fine	86.502 \| fine	9.317 \| good	1.878 \| good	31.994 \| good	0.405 \| good
2025-11-11T07:00:00.000Z	60 \| moderate	14.177 \| fine	63.092 \| fine	9.268 \| good	1.603 \| good	29.054 \| good	0.37 \| good
2025-11-11T08:00:00.000Z	62 \| moderate	14.899 \| fine	67.223 \| fine	8.379 \| good	1.327 \| good	26.115 \| good	0.335 \| good
2025-11-11T09:00:00.000Z	69 \| moderate	19.346 \| fine	85.035 \| fine	7.557 \| good	1.051 \| good	23.176 \| good	0.3 \| good
2025-11-11T10:00:00.000Z	64 \| moderate	15.882 \| fine	71.188 \| fine	6.925 \| good	1.128 \| good	21.216 \| good	0.27 \| good
2025-11-11T11:00:00.000Z	71 \| moderate	19.672 \| fine	86.983 \| fine	6.999 \| good	1.204 \| good	19.257 \| good	0.24 \| good
2025-11-11T12:00:00.000Z	60 \| moderate	14.218 \| fine	63.268 \| fine	8.725 \| good	1.281 \| good	17.298 \| good	0.21 \| good
2025-11-11T13:00:00.000Z	60 \| moderate	13.786 \| fine	61.434 \| fine	8.404 \| good	1.434 \| good	18.652 \| good	0.228 \| good
2025-11-11T14:00:00.000Z	60 \| moderate	13.807 \| fine	61.371 \| fine	5.989 \| good	1.587 \| good	20.006 \| good	0.245 \| good
2025-11-11T15:00:00.000Z	62 \| moderate	15.494 \| fine	68.865 \| fine	7.778 \| good	1.741 \| good	21.359 \| good	0.263 \| good
2025-11-11T16:00:00.000Z	67 \| moderate	17.755 \| fine	79.236 \| fine	10.293 \| good	1.844 \| good	17.718 \| good	0.24 \| good
2025-11-11T17:00:00.000Z	67 \| moderate	17.684 \| fine	77.837 \| fine	19.088 \| good	1.947 \| good	14.076 \| good	0.218 \| good
2025-11-11T18:00:00.000Z	73 \| moderate	20.578 \| fine	89.519 \| fine	29.807 \| good	2.05 \| good	10.435 \| good	0.195 \| good
2025-11-11T19:00:00.000Z	71 \| moderate	20.485 \| fine	89.743 \| fine	41.01 \| good	2.131 \| good	9.235 \| good	0.184 \| good
2025-11-11T20:00:00.000Z	64 \| moderate	16.147 \| fine	71.856 \| fine	52.5 \| good	2.213 \| good	8.036 \| good	0.173 \| good
2025-11-11T21:00:00.000Z	60 \| moderate	14.384 \| fine	63.795 \| fine	57.05 \| fine	2.294 \| good	6.837 \| good	0.161 \| good
2025-11-11T22:00:00.000Z	73 \| moderate	20.656 \| fine	89.92 \| fine	57.232 \| fine	2.717 \| good	9.606 \| good	0.174 \| good
2025-11-11T23:00:00.000Z	79 \| moderate	24.013 \| fine	105.427 \| fine	51.904 \| good	3.14 \| good	12.375 \| good	0.187 \| good
2025-11-12T00:00:00.000Z	81 \| moderate	24.826 \| fine	107.284 \| fine	48.19 \| good	3.563 \| good	15.144 \| good	0.2 \| good
2025-11-12T01:00:00.000Z	97 \| moderate	33.644 \| fine	146.179 \| fine	41.97 \| good	4.069 \| good	23.018 \| good	0.266 \| good
2025-11-12T02:00:00.000Z	110 \| sensitive	38.511 \| moderate	169.474 \| moderate	28.896 \| good	4.576 \| good	30.892 \| good	0.332 \| good
2025-11-12T03:00:00.000Z	110 \| sensitive	39.389 \| moderate	173.449 \| moderate	16.668 \| good	5.082 \| good	38.765 \| good	0.398 \| good
2025-11-12T04:00:00.000Z	112 \| sensitive	40.014 \| moderate	177.495 \| moderate	7.687 \| good	5.263 \| good	40.232 \| good	0.424 \| good
2025-11-12T05:00:00.000Z	110 \| sensitive	39.436 \| moderate	173.721 \| moderate	5.706 \| good	5.443 \| good	41.698 \| good	0.45 \| good
2025-11-12T06:00:00.000Z	124 \| sensitive	44.561 \| moderate	199.168 \| moderate	3.677 \| good	5.624 \| good	43.164 \| good	0.477 \| good
2025-11-12T07:00:00.000Z	122 \| sensitive	44.181 \| moderate	197.491 \| moderate	3.772 \| good	5.409 \| good	41.198 \| good	0.46 \| good
2025-11-12T08:00:00.000Z	127 \| sensitive	46.212 \| moderate	207.908 \| moderate	4.193 \| good	5.194 \| good	39.231 \| good	0.443 \| good
2025-11-12T09:00:00.000Z	142 \| sensitive	51.554 \| moderate	233.81 \| moderate	4.486 \| good	4.979 \| good	37.265 \| good	0.426 \| good
2025-11-12T10:00:00.000Z	124 \| sensitive	44.554 \| moderate	198.686 \| moderate	4.918 \| good	4.836 \| good	36.042 \| good	0.413 \| good
2025-11-12T11:00:00.000Z	117 \| sensitive	41.937 \| moderate	186.577 \| moderate	5.161 \| good	4.692 \| good	34.82 \| good	0.399 \| good
2025-11-12T12:00:00.000Z	102 \| sensitive	36.047 \| moderate	157.228 \| moderate	4.159 \| good	4.549 \| good	33.597 \| good	0.385 \| good
2025-11-12T13:00:00.000Z	99 \| moderate	35.121 \| fine	151.884 \| fine	4.091 \| good	4.574 \| good	33.483 \| good	0.411 \| good

Fontana

Empower business decisions with accurate air quality data

Real-time air quality map: Monitor AQI near Fontana, California

0.45ppm

How accurate is California, USA air quality data?

The air quality data for California, USA is gathered from reliable sources such as satellites and monitoring stations, adhering to US EPA guidelines. With the help of advanced algorithms and machine learning, factors like traffic and population density are analyzed to deliver accurate and dependable results.

Source: Ambee Data Sources

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Frequently asked questions

How frequently does the air quality data for Fontana, California get updated?

Air quality updates for Fontana, California are available every hour.

What time in the past 24 hours saw the poorest air quality in Fontana, California?

Fontana, California experienced its worst air quality at 01:00:00, 2025-11-09.

When was air quality in Fontana, California the best over the past 24 hours?

The best air quality in Fontana, California was observed at 02:00:00 on 2025-11-10.

What is the air quality in Fontana, California right now?

The air quality in Fontana, California right now is Moderate, with an AQI of 64.

What pollutant is most frequently found in Fontana, California?

In Fontana, California, PM2.5 is the most frequently found pollutant.

What can I do if the air quality in Fontana, California is poor?

When air quality in Fontana, California is compromised, staying indoors and wearing a mask can reduce health risks.

What is the PM_2.5 concentration in Fontana, California right now?

Fontana, California currently has a PM_2.5 concentration of 15.775 μg/m³.

What is the current level of PM₁₀ in Fontana, California?

Fontana, California currently has a PM₁₀ concentration of 64.019 μg/m³.

What is the current level of carbon monoxide (CO) in Fontana, California?

The current carbon monoxide (CO) level in Fontana, California is 0.495 ppm.

What is the current level of sulfur dioxide (SO₂) in Fontana, California?

The current sulfur dioxide (SO₂) concentration in Fontana, California is 0.641 ppb.

What is the current level of ozone (O₃) in Fontana, California?

Fontana, California currently has an ozone (O₃) concentration of 6.978 ppm.

What is the current level of nitrogen dioxide (NO₂) in Fontana, California?

The current level of nitrogen dioxide (NO₂) in Fontana, California is 30.932 ppb.

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Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2025-11-08T23:00:00.000Z	56 \| moderate	12.049 \| good	41.284 \| good	53.714 \| good	0.794 \| good	15.906 \| good	0.406 \| good
2025-11-09T00:00:00.000Z	61 \| moderate	13.31 \| fine	39.805 \| good	58.079 \| fine	0.758 \| good	14.279 \| good	0.359 \| good
2025-11-09T01:00:00.000Z	58 \| moderate	12.969 \| fine	42.038 \| good	57.387 \| fine	0.652 \| good	15.783 \| good	0.411 \| good
2025-11-09T02:00:00.000Z	66 \| moderate	17.418 \| fine	49.202 \| good	54.919 \| good	0.739 \| good	17.596 \| good	0.441 \| good
2025-11-09T03:00:00.000Z	64 \| moderate	16.406 \| fine	72.09 \| fine	14.891 \| good	3.009 \| good	34.371 \| good	0.351 \| good
2025-11-09T04:00:00.000Z	73 \| moderate	20.598 \| fine	51.042 \| good	35.36 \| good	0.689 \| good	21.049 \| good	0.453 \| good
2025-11-09T05:00:00.000Z	73 \| moderate	21.027 \| fine	50.716 \| good	25.902 \| good	0.881 \| good	23.306 \| good	0.471 \| good
2025-11-09T06:00:00.000Z	75 \| moderate	22.029 \| fine	55.193 \| fine	23.802 \| good	0.714 \| good	29.786 \| good	0.576 \| good
2025-11-09T07:00:00.000Z	75 \| moderate	21.639 \| fine	53.65 \| good	17.966 \| good	0.705 \| good	29.786 \| good	0.576 \| good
2025-11-09T08:00:00.000Z	84 \| moderate	26.725 \| fine	54.316 \| good	11.657 \| good	0.604 \| good	30.199 \| good	0.676 \| good
2025-11-09T09:00:00.000Z	86 \| moderate	27.519 \| fine	53.013 \| good	9.209 \| good	0.677 \| good	29.406 \| good	0.729 \| good
2025-11-09T10:00:00.000Z	86 \| moderate	27.726 \| fine	52.465 \| good	6.388 \| good	0.708 \| good	32.677 \| good	0.711 \| good
2025-11-09T11:00:00.000Z	84 \| moderate	27.292 \| fine	51.258 \| good	6.682 \| good	0.708 \| good	32.677 \| good	0.711 \| good
2025-11-09T12:00:00.000Z	86 \| moderate	27.847 \| fine	52.612 \| good	7.203 \| good	0.708 \| good	32.677 \| good	0.711 \| good
2025-11-09T13:00:00.000Z	86 \| moderate	27.635 \| fine	52.742 \| good	6.324 \| good	0.279 \| good	12.423 \| good	0.364 \| good
2025-11-09T14:00:00.000Z	64 \| moderate	15.535 \| fine	62.372 \| fine	21.601 \| good	0.502 \| good	17.959 \| good	0.378 \| good
2025-11-09T15:00:00.000Z	58 \| moderate	12.638 \| fine	49.448 \| good	14.559 \| good	0.705 \| good	24.675 \| good	0.484 \| good
2025-11-09T16:00:00.000Z	56 \| moderate	11.907 \| good	50.056 \| good	14.6 \| good	0.725 \| good	24.21 \| good	0.501 \| good
2025-11-09T17:00:00.000Z	49 \| good	8.819 \| good	46.402 \| good	27.468 \| good	0.597 \| good	13.397 \| good	0.259 \| good
2025-11-09T18:00:00.000Z	40 \| good	7.363 \| good	43.218 \| good	29.747 \| good	0.558 \| good	11.995 \| good	0.223 \| good
2025-11-09T19:00:00.000Z	34 \| good	5.705 \| good	36.664 \| good	32.741 \| good	0.67 \| good	13.037 \| good	0.27 \| good
2025-11-09T20:00:00.000Z	38 \| good	7.113 \| good	31.553 \| good	38.754 \| good	0.539 \| good	4.516 \| good	0.123 \| good
2025-11-09T21:00:00.000Z	38 \| good	3.538 \| good	32.53 \| good	41.235 \| good	0.526 \| good	3.031 \| good	0.106 \| good
2025-11-09T22:00:00.000Z	40 \| good	3.582 \| good	36.133 \| good	43.081 \| good	0.539 \| good	3.14 \| good	0.106 \| good
2025-11-09T23:00:00.000Z	39 \| good	2.826 \| good	30.483 \| good	42.074 \| good	0.465 \| good	4.222 \| good	0.106 \| good
2025-11-10T00:00:00.000Z	38 \| good	1.94 \| good	29.024 \| good	41.073 \| good	0.749 \| good	4.899 \| good	0.106 \| good
2025-11-10T01:00:00.000Z	34 \| good	2.09 \| good	29.65 \| good	37.238 \| good	0.618 \| good	5.446 \| good	0.106 \| good
2025-11-10T02:00:00.000Z	32 \| good	2.951 \| good	27.335 \| good	34.763 \| good	0.496 \| good	6.588 \| good	0.129 \| good
2025-11-10T03:00:00.000Z	44 \| good	7.831 \| good	34.314 \| good	15.316 \| good	2.786 \| good	34.733 \| good	0.382 \| good
2025-11-10T04:00:00.000Z	52 \| moderate	10.017 \| good	36.595 \| good	22.993 \| good	0.748 \| good	34.925 \| good	0.583 \| good
2025-11-10T05:00:00.000Z	60 \| moderate	13.729 \| fine	43.922 \| good	16.665 \| good	1.037 \| good	44.605 \| good	0.766 \| good
2025-11-10T06:00:00.000Z	64 \| moderate	15.939 \| fine	49.935 \| good	16.673 \| good	0.786 \| good	46.724 \| good	0.912 \| good
2025-11-10T07:00:00.000Z	66 \| moderate	16.519 \| fine	46.828 \| good	10.706 \| good	0.784 \| good	46.724 \| good	0.912 \| good
2025-11-10T08:00:00.000Z	66 \| moderate	17.488 \| fine	43.427 \| good	7.576 \| good	0.777 \| good	37.594 \| good	0.72 \| good
2025-11-10T09:00:00.000Z	64 \| moderate	15.795 \| fine	38.731 \| good	8.349 \| good	0.68 \| good	32.721 \| good	0.573 \| good
2025-11-10T10:00:00.000Z	62 \| moderate	15.235 \| fine	35.671 \| good	7.913 \| good	0.613 \| good	32.031 \| good	0.537 \| good
2025-11-10T11:00:00.000Z	64 \| moderate	16.399 \| fine	57.906 \| fine	7.448 \| good	0.745 \| good	32.207 \| good	0.548 \| good
2025-11-10T12:00:00.000Z	64 \| moderate	16.052 \| fine	58.378 \| fine	6.88 \| good	0.641 \| good	30.932 \| good	0.495 \| good
2025-11-10T13:00:00.000Z	64 \| moderate	15.775 \| fine	64.019 \| fine	6.978 \| good	0.641 \| good	30.932 \| good	0.495 \| good
2025-11-10T14:00:00.000Z	62 \| moderate	14.87 \| fine	54.902 \| good	5.148 \| good	0.808 \| good	31.629 \| good	0.562 \| good
2025-11-10T15:00:00.000Z	64 \| moderate	15.649 \| fine	54.793 \| good	6.138 \| good	0.948 \| good	33.53 \| good	0.543 \| good
2025-11-10T16:00:00.000Z	62 \| moderate	15.239 \| fine	72.271 \| fine	9.445 \| good	1.175 \| good	33.605 \| good	0.625 \| good
2025-11-10T17:00:00.000Z	58 \| moderate	12.659 \| fine	67.632 \| fine	13.273 \| good	1.066 \| good	32.16 \| good	0.5 \| good
2025-11-10T18:00:00.000Z	54 \| moderate	11.466 \| good	61.912 \| fine	22.535 \| good	0.784 \| good	28.125 \| good	0.365 \| good
2025-11-10T19:00:00.000Z	50 \| good	9.04 \| good	53.753 \| good	28.196 \| good	0.694 \| good	20.407 \| good	0.248 \| good
2025-11-10T20:00:00.000Z	38 \| good	7.458 \| good	38.233 \| good	32.57 \| good	0.607 \| good	17.278 \| good	0.171 \| good
2025-11-10T21:00:00.000Z	38 \| good	5.485 \| good	31.925 \| good	40.666 \| good	0.538 \| good	11.611 \| good	0.153 \| good
2025-11-10T22:00:00.000Z	42 \| good	4.448 \| good	27.877 \| good	44.683 \| good	0.588 \| good	9.173 \| good	0.136 \| good
2025-11-10T22:00:00.000Z	38 \| good	5.485 \| good	31.925 \| good	40.666 \| good	0.538 \| good	11.611 \| good	0.153 \| good
2025-11-10T14:00:00.000Z	54 \| moderate	10.983 \| good	48.647 \| good	7.668 \| good	0.862 \| good	14.603 \| good	0.195 \| good
2025-11-10T15:00:00.000Z	58 \| moderate	12.675 \| fine	56.868 \| fine	10.274 \| good	0.963 \| good	15.986 \| good	0.211 \| good
2025-11-10T16:00:00.000Z	58 \| moderate	13.047 \| fine	59.019 \| fine	18.97 \| good	1.028 \| good	13.235 \| good	0.197 \| good
2025-11-10T17:00:00.000Z	52 \| moderate	10.455 \| good	46.31 \| good	26.21 \| good	1.092 \| good	10.485 \| good	0.184 \| good
2025-11-10T18:00:00.000Z	38 \| good	7.351 \| good	32.359 \| good	33.33 \| good	1.156 \| good	7.734 \| good	0.17 \| good
2025-11-10T19:00:00.000Z	36 \| good	4.697 \| good	20.492 \| good	39.016 \| good	1.063 \| good	6.336 \| good	0.157 \| good
2025-11-10T20:00:00.000Z	42 \| good	5.191 \| good	22.466 \| good	44.678 \| good	0.97 \| good	4.937 \| good	0.143 \| good
2025-11-10T21:00:00.000Z	44 \| good	5.05 \| good	21.501 \| good	48.289 \| good	0.878 \| good	3.539 \| good	0.13 \| good
2025-11-10T22:00:00.000Z	48 \| good	4.741 \| good	20.341 \| good	51.894 \| good	1.084 \| good	5.407 \| good	0.141 \| good
2025-11-10T23:00:00.000Z	45 \| good	1.804 \| good	7.371 \| good	49.209 \| good	1.291 \| good	7.275 \| good	0.152 \| good
2025-11-11T00:00:00.000Z	42 \| good	4.102 \| good	18.074 \| good	44.704 \| good	1.497 \| good	9.143 \| good	0.164 \| good
2025-11-11T01:00:00.000Z	44 \| good	7.746 \| good	34.323 \| good	40.392 \| good	1.932 \| good	17.855 \| good	0.238 \| good
2025-11-11T02:00:00.000Z	52 \| moderate	10.402 \| good	46.432 \| good	26.92 \| good	2.367 \| good	26.567 \| good	0.312 \| good
2025-11-11T03:00:00.000Z	60 \| moderate	14.475 \| fine	64.925 \| fine	16.713 \| good	2.802 \| good	35.28 \| good	0.386 \| good
2025-11-11T04:00:00.000Z	60 \| moderate	13.897 \| fine	63.007 \| fine	11.425 \| good	2.494 \| good	34.184 \| good	0.392 \| good
2025-11-11T05:00:00.000Z	58 \| moderate	13.181 \| fine	59.241 \| fine	10.228 \| good	2.186 \| good	33.089 \| good	0.399 \| good
2025-11-11T06:00:00.000Z	71 \| moderate	19.548 \| fine	86.502 \| fine	9.317 \| good	1.878 \| good	31.994 \| good	0.405 \| good
2025-11-11T07:00:00.000Z	60 \| moderate	14.177 \| fine	63.092 \| fine	9.268 \| good	1.603 \| good	29.054 \| good	0.37 \| good
2025-11-11T08:00:00.000Z	62 \| moderate	14.899 \| fine	67.223 \| fine	8.379 \| good	1.327 \| good	26.115 \| good	0.335 \| good
2025-11-11T09:00:00.000Z	69 \| moderate	19.346 \| fine	85.035 \| fine	7.557 \| good	1.051 \| good	23.176 \| good	0.3 \| good
2025-11-11T10:00:00.000Z	64 \| moderate	15.882 \| fine	71.188 \| fine	6.925 \| good	1.128 \| good	21.216 \| good	0.27 \| good
2025-11-11T11:00:00.000Z	71 \| moderate	19.672 \| fine	86.983 \| fine	6.999 \| good	1.204 \| good	19.257 \| good	0.24 \| good
2025-11-11T12:00:00.000Z	60 \| moderate	14.218 \| fine	63.268 \| fine	8.725 \| good	1.281 \| good	17.298 \| good	0.21 \| good
2025-11-11T13:00:00.000Z	60 \| moderate	13.786 \| fine	61.434 \| fine	8.404 \| good	1.434 \| good	18.652 \| good	0.228 \| good
2025-11-11T14:00:00.000Z	60 \| moderate	13.807 \| fine	61.371 \| fine	5.989 \| good	1.587 \| good	20.006 \| good	0.245 \| good
2025-11-11T15:00:00.000Z	62 \| moderate	15.494 \| fine	68.865 \| fine	7.778 \| good	1.741 \| good	21.359 \| good	0.263 \| good
2025-11-11T16:00:00.000Z	67 \| moderate	17.755 \| fine	79.236 \| fine	10.293 \| good	1.844 \| good	17.718 \| good	0.24 \| good
2025-11-11T17:00:00.000Z	67 \| moderate	17.684 \| fine	77.837 \| fine	19.088 \| good	1.947 \| good	14.076 \| good	0.218 \| good
2025-11-11T18:00:00.000Z	73 \| moderate	20.578 \| fine	89.519 \| fine	29.807 \| good	2.05 \| good	10.435 \| good	0.195 \| good
2025-11-11T19:00:00.000Z	71 \| moderate	20.485 \| fine	89.743 \| fine	41.01 \| good	2.131 \| good	9.235 \| good	0.184 \| good
2025-11-11T20:00:00.000Z	64 \| moderate	16.147 \| fine	71.856 \| fine	52.5 \| good	2.213 \| good	8.036 \| good	0.173 \| good
2025-11-11T21:00:00.000Z	60 \| moderate	14.384 \| fine	63.795 \| fine	57.05 \| fine	2.294 \| good	6.837 \| good	0.161 \| good
2025-11-11T22:00:00.000Z	73 \| moderate	20.656 \| fine	89.92 \| fine	57.232 \| fine	2.717 \| good	9.606 \| good	0.174 \| good
2025-11-11T23:00:00.000Z	79 \| moderate	24.013 \| fine	105.427 \| fine	51.904 \| good	3.14 \| good	12.375 \| good	0.187 \| good
2025-11-12T00:00:00.000Z	81 \| moderate	24.826 \| fine	107.284 \| fine	48.19 \| good	3.563 \| good	15.144 \| good	0.2 \| good
2025-11-12T01:00:00.000Z	97 \| moderate	33.644 \| fine	146.179 \| fine	41.97 \| good	4.069 \| good	23.018 \| good	0.266 \| good
2025-11-12T02:00:00.000Z	110 \| sensitive	38.511 \| moderate	169.474 \| moderate	28.896 \| good	4.576 \| good	30.892 \| good	0.332 \| good
2025-11-12T03:00:00.000Z	110 \| sensitive	39.389 \| moderate	173.449 \| moderate	16.668 \| good	5.082 \| good	38.765 \| good	0.398 \| good
2025-11-12T04:00:00.000Z	112 \| sensitive	40.014 \| moderate	177.495 \| moderate	7.687 \| good	5.263 \| good	40.232 \| good	0.424 \| good
2025-11-12T05:00:00.000Z	110 \| sensitive	39.436 \| moderate	173.721 \| moderate	5.706 \| good	5.443 \| good	41.698 \| good	0.45 \| good
2025-11-12T06:00:00.000Z	124 \| sensitive	44.561 \| moderate	199.168 \| moderate	3.677 \| good	5.624 \| good	43.164 \| good	0.477 \| good
2025-11-12T07:00:00.000Z	122 \| sensitive	44.181 \| moderate	197.491 \| moderate	3.772 \| good	5.409 \| good	41.198 \| good	0.46 \| good
2025-11-12T08:00:00.000Z	127 \| sensitive	46.212 \| moderate	207.908 \| moderate	4.193 \| good	5.194 \| good	39.231 \| good	0.443 \| good
2025-11-12T09:00:00.000Z	142 \| sensitive	51.554 \| moderate	233.81 \| moderate	4.486 \| good	4.979 \| good	37.265 \| good	0.426 \| good
2025-11-12T10:00:00.000Z	124 \| sensitive	44.554 \| moderate	198.686 \| moderate	4.918 \| good	4.836 \| good	36.042 \| good	0.413 \| good
2025-11-12T11:00:00.000Z	117 \| sensitive	41.937 \| moderate	186.577 \| moderate	5.161 \| good	4.692 \| good	34.82 \| good	0.399 \| good
2025-11-12T12:00:00.000Z	102 \| sensitive	36.047 \| moderate	157.228 \| moderate	4.159 \| good	4.549 \| good	33.597 \| good	0.385 \| good
2025-11-12T13:00:00.000Z	99 \| moderate	35.121 \| fine	151.884 \| fine	4.091 \| good	4.574 \| good	33.483 \| good	0.411 \| good

Current air quality index in Fontana, California today

Common air pollutants in Fontana, California

Particulate Matter2.5 (PM2.5)

Particulate Matter10 (PM10)

Ozone (O3)

Sulfur Dioxide (SO2)

Nitrogen Dioxide (NO2)

Carbon Monoxide (CO)

Track live Fontana, California air quality forecast and history

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Real-time air quality map: Monitor AQI near Fontana, California

Air quality in nearby cities

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Jurupa Valley, California

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Frequently asked questions

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What is the air quality in Fontana, California right now?

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What is the PM2.5 concentration in Fontana, California right now?

What is the current level of PM10 in Fontana, California?

What is the current level of carbon monoxide (CO) in Fontana, California?

What is the current level of sulfur dioxide (SO2) in Fontana, 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 PM_2.5 concentration in Fontana, California right now?

What is the current level of PM₁₀ in Fontana, California?

What is the current level of sulfur dioxide (SO₂) in Fontana, California?

What is the current level of ozone (O₃) in Fontana, California?

What is the current level of nitrogen dioxide (NO₂) in Fontana, California?