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

Montclair, California currently has a PM10 concentration of 37.028 μg/m3.

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

The current sulfur dioxide (SO2) concentration in Montclair, California is 0.496 ppb.

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

Montclair, California currently has an ozone (O3) concentration of 55.713 ppm.

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

The current level of nitrogen dioxide (NO2) in Montclair, California is 12.659 ppb.

Current air quality index in Montclair, California today

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

Stay updated with real-time air quality in Montclair, 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

Montclair, California

Last updated: ... (Local time)

Common air pollutants in Montclair, California

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

5.65 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

23.14 μg/m³

155

255

425

605+

Ozone (O₃)

34.92 ppb

201

201+

Sulfur Dioxide (SO₂)

0.47 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

14.11 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.20 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

Looks like we don't have this data available right now

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Montclair, California

Scroll To Air Quality Map

Track live Montclair, California air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2025-07-23T04:00:00.000Z	44 \| good	8.123 \| good	28.911 \| good	39.993 \| good	0.374 \| good	11.717 \| good	0.2 \| good
2025-07-23T05:00:00.000Z	38 \| good	7.103 \| good	23.036 \| good	33.046 \| good	0.392 \| good	11.653 \| good	0.199 \| good
2025-07-23T06:00:00.000Z	33 \| good	6.144 \| good	22.859 \| good	29.068 \| good	0.324 \| good	10.442 \| good	0.2 \| good
2025-07-23T07:00:00.000Z	38 \| good	6.46 \| good	40.822 \| good	23.16 \| good	0.233 \| good	10.295 \| good	0.199 \| good
2025-07-23T08:00:00.000Z	27 \| good	5.377 \| good	17.332 \| good	24.052 \| good	0.262 \| good	8.78 \| good	0.199 \| good
2025-07-23T09:00:00.000Z	26 \| good	4.314 \| good	28.325 \| good	25.96 \| good	0.267 \| good	6.198 \| good	0.199 \| good
2025-07-23T10:00:00.000Z	27 \| good	5.326 \| good	23.404 \| good	22.98 \| good	0.212 \| good	6.599 \| good	0.199 \| good
2025-07-23T11:00:00.000Z	22 \| good	4.259 \| good	24.425 \| good	23.932 \| good	0.188 \| good	6.216 \| good	0.199 \| good
2025-07-23T12:00:00.000Z	27 \| good	5.219 \| good	20.79 \| good	25.91 \| good	0.193 \| good	5.83 \| good	0.199 \| good
2025-07-23T13:00:00.000Z	33 \| good	6.496 \| good	24.042 \| good	22.954 \| good	0.222 \| good	8.614 \| good	0.2 \| good
2025-07-23T14:00:00.000Z	33 \| good	6.427 \| good	26.139 \| good	23.019 \| good	0.246 \| good	8.866 \| good	0.199 \| good
2025-07-23T15:00:00.000Z	38 \| good	7.325 \| good	15.052 \| good	24.978 \| good	0.281 \| good	7.134 \| good	0.199 \| good
2025-07-23T16:00:00.000Z	52 \| moderate	10.306 \| good	20.299 \| good	25.03 \| good	0.308 \| good	7.886 \| good	0.199 \| good
2025-07-23T17:00:00.000Z	44 \| good	7.952 \| good	34.535 \| good	29.042 \| good	0.304 \| good	8.074 \| good	0.2 \| good
2025-07-23T18:00:00.000Z	52 \| moderate	9.867 \| good	26.906 \| good	34.973 \| good	0.367 \| good	7.534 \| good	0.2 \| good
2025-07-23T19:00:00.000Z	36 \| good	5.53 \| good	25.183 \| good	38.92 \| good	0.472 \| good	6.95 \| good	0.199 \| good
2025-07-23T20:00:00.000Z	49 \| good	9.11 \| good	39.166 \| good	45.992 \| good	0.488 \| good	6.217 \| good	0.199 \| good
2025-07-23T21:00:00.000Z	49 \| good	8.87 \| good	41.155 \| good	51.935 \| good	0.491 \| good	7.017 \| good	0.2 \| good
2025-07-23T22:00:00.000Z	58 \| moderate	9.029 \| good	32.744 \| good	56.906 \| fine	0.604 \| good	7.058 \| good	0.2 \| good
2025-07-23T23:00:00.000Z	77 \| moderate	8.1 \| good	23.371 \| good	62.907 \| fine	0.739 \| good	8.342 \| good	0.298 \| good
2025-07-24T00:00:00.000Z	64 \| moderate	8.425 \| good	34.607 \| good	58.945 \| fine	0.711 \| good	9.426 \| good	0.298 \| good
2025-07-24T01:00:00.000Z	49 \| good	8.942 \| good	35.254 \| good	52.018 \| good	0.765 \| good	9.051 \| good	0.201 \| good
2025-07-24T02:00:00.000Z	48 \| good	7.418 \| good	24.745 \| good	52.068 \| good	0.767 \| good	9.896 \| good	0.2 \| good
2025-07-24T03:00:00.000Z	27 \| good	4.657 \| good	19.998 \| good	24.456 \| good	3.828 \| good	9.171 \| good	0.149 \| good
2025-07-24T04:00:00.000Z	33 \| good	6.132 \| good	29.094 \| good	34.072 \| good	0.441 \| good	14.773 \| good	0.2 \| good
2025-07-24T05:00:00.000Z	33 \| good	5.728 \| good	22.954 \| good	29.067 \| good	0.441 \| good	11.762 \| good	0.2 \| good
2025-07-24T06:00:00.000Z	24 \| good	3.719 \| good	12.326 \| good	26.039 \| good	0.436 \| good	12.765 \| good	0.2 \| good
2025-07-24T07:00:00.000Z	33 \| good	6.483 \| good	18.294 \| good	22.031 \| good	0.391 \| good	13.042 \| good	0.2 \| good
2025-07-24T08:00:00.000Z	44 \| good	7.694 \| good	18.595 \| good	18.929 \| good	0.345 \| good	18.525 \| good	0.298 \| good
2025-07-24T09:00:00.000Z	33 \| good	5.935 \| good	22.51 \| good	18.006 \| good	0.277 \| good	22.466 \| good	0.298 \| good
2025-07-24T10:00:00.000Z	27 \| good	5.334 \| good	25.478 \| good	11.075 \| good	0.279 \| good	25.207 \| good	0.298 \| good
2025-07-24T11:00:00.000Z	27 \| good	5.098 \| good	25.876 \| good	9.112 \| good	0.261 \| good	24.92 \| good	0.299 \| good
2025-07-24T12:00:00.000Z	27 \| good	4.599 \| good	15.122 \| good	6.146 \| good	0.308 \| good	24.05 \| good	0.299 \| good
2025-07-24T13:00:00.000Z	38 \| good	7.03 \| good	25.93 \| good	3.205 \| good	0.282 \| good	23.493 \| good	0.398 \| good
2025-07-24T14:00:00.000Z	49 \| good	8.894 \| good	46.229 \| good	4.151 \| good	0.324 \| good	23.261 \| good	0.495 \| good
2025-07-24T15:00:00.000Z	52 \| moderate	9.912 \| good	38.875 \| good	8.132 \| good	0.444 \| good	22.098 \| good	0.497 \| good
2025-07-24T16:00:00.000Z	56 \| moderate	11.895 \| good	56.937 \| fine	17.042 \| good	0.463 \| good	14.145 \| good	0.3 \| good
2025-07-24T17:00:00.000Z	56 \| moderate	11.614 \| good	43.73 \| good	22.113 \| good	0.422 \| good	10.147 \| good	0.201 \| good
2025-07-24T18:00:00.000Z	60 \| moderate	14.48 \| fine	47.412 \| good	29.143 \| good	0.458 \| good	8.171 \| good	0.201 \| good
2025-07-24T19:00:00.000Z	38 \| good	6.52 \| good	27.364 \| good	34.176 \| good	0.485 \| good	6.619 \| good	0.2 \| good
2025-07-24T20:00:00.000Z	44 \| good	7.609 \| good	23.575 \| good	40.165 \| good	0.568 \| good	7.394 \| good	0.2 \| good
2025-07-24T21:00:00.000Z	44 \| good	7.519 \| good	30.12 \| good	46.099 \| good	0.502 \| good	5.922 \| good	0.2 \| good
2025-07-24T22:00:00.000Z	45 \| good	6.491 \| good	32.857 \| good	49.054 \| good	0.52 \| good	5.92 \| good	0.2 \| good
2025-07-24T23:00:00.000Z	50 \| good	7.507 \| good	33.71 \| good	53.982 \| good	0.441 \| good	6.904 \| good	0.2 \| good
2025-07-25T00:00:00.000Z	58 \| moderate	7.56 \| good	37.889 \| good	56.927 \| fine	0.495 \| good	6.563 \| good	0.2 \| good
2025-07-25T01:00:00.000Z	46 \| good	7.393 \| good	27.984 \| good	49.888 \| good	0.481 \| good	5.991 \| good	0.2 \| good
2025-07-25T02:00:00.000Z	39 \| good	6.414 \| good	30.846 \| good	41.943 \| good	0.441 \| good	7.219 \| good	0.2 \| good
2025-07-25T03:00:00.000Z	33 \| good	6.056 \| good	23.282 \| good	35.968 \| good	0.473 \| good	11.682 \| good	0.2 \| good
2025-07-25T03:00:00.000Z	33 \| good	5.651 \| good	23.138 \| good	34.918 \| good	0.472 \| good	14.108 \| good	0.199 \| good
2025-07-25T01:00:00.000Z	39 \| good	5.041 \| good	21.911 \| good	42.099 \| good	3.223 \| good	4.971 \| good	0.146 \| good
2025-07-25T02:00:00.000Z	26 \| good	3.718 \| good	16.26 \| good	27.855 \| good	3.352 \| good	6.581 \| good	0.15 \| good
2025-07-25T03:00:00.000Z	19 \| good	3.047 \| good	12.429 \| good	21.432 \| good	3.481 \| good	8.191 \| good	0.155 \| good
2025-07-25T04:00:00.000Z	17 \| good	2.657 \| good	11.099 \| good	18.251 \| good	3.611 \| good	10.047 \| good	0.161 \| good
2025-07-25T05:00:00.000Z	14 \| good	1.952 \| good	7.855 \| good	14.937 \| good	3.741 \| good	11.904 \| good	0.168 \| good
2025-07-25T06:00:00.000Z	13 \| good	2.07 \| good	8.694 \| good	13.331 \| good	3.871 \| good	13.76 \| good	0.174 \| good
2025-07-25T07:00:00.000Z	16 \| good	3.124 \| good	13.684 \| good	11.777 \| good	3.926 \| good	15.318 \| good	0.184 \| good
2025-07-25T08:00:00.000Z	16 \| good	2.802 \| good	11.783 \| good	9.495 \| good	3.981 \| good	16.876 \| good	0.193 \| good
2025-07-25T09:00:00.000Z	17 \| good	3.195 \| good	13.555 \| good	10.159 \| good	4.036 \| good	18.434 \| good	0.203 \| good
2025-07-25T10:00:00.000Z	22 \| good	4.058 \| good	17.632 \| good	8.187 \| good	4.102 \| good	19.073 \| good	0.205 \| good
2025-07-25T11:00:00.000Z	22 \| good	4.059 \| good	17.666 \| good	8.997 \| good	4.168 \| good	19.712 \| good	0.207 \| good
2025-07-25T12:00:00.000Z	22 \| good	3.976 \| good	17.282 \| good	7.035 \| good	4.233 \| good	20.351 \| good	0.209 \| good
2025-07-25T13:00:00.000Z	27 \| good	4.922 \| good	21.371 \| good	7.385 \| good	4.653 \| good	17.9 \| good	0.205 \| good
2025-07-25T14:00:00.000Z	22 \| good	4.497 \| good	19.415 \| good	12.041 \| good	5.072 \| good	15.45 \| good	0.201 \| good
2025-07-25T15:00:00.000Z	27 \| good	5.326 \| good	23.073 \| good	15.518 \| good	5.491 \| good	13 \| good	0.197 \| good
2025-07-25T16:00:00.000Z	27 \| good	5.217 \| good	22.571 \| good	20.372 \| good	5.109 \| good	11.385 \| good	0.189 \| good
2025-07-25T17:00:00.000Z	27 \| good	5.34 \| good	22.98 \| good	25.83 \| good	4.728 \| good	9.769 \| good	0.18 \| good
2025-07-25T18:00:00.000Z	30 \| good	3.41 \| good	15.066 \| good	32.418 \| good	4.346 \| good	8.154 \| good	0.172 \| good
2025-07-25T19:00:00.000Z	39 \| good	3.849 \| good	16.583 \| good	41.759 \| good	3.921 \| good	6.619 \| good	0.167 \| good
2025-07-25T20:00:00.000Z	45 \| good	5.275 \| good	22.925 \| good	49.486 \| good	3.496 \| good	5.084 \| good	0.162 \| good
2025-07-25T21:00:00.000Z	49 \| good	5.112 \| good	21.882 \| good	53.37 \| good	3.071 \| good	3.549 \| good	0.156 \| good
2025-07-25T22:00:00.000Z	50 \| good	7.288 \| good	32.461 \| good	54.025 \| good	2.969 \| good	3.404 \| good	0.154 \| good
2025-07-25T23:00:00.000Z	48 \| good	6.493 \| good	28.765 \| good	52.175 \| good	2.867 \| good	3.259 \| good	0.151 \| good
2025-07-26T00:00:00.000Z	41 \| good	4.864 \| good	21.156 \| good	44.007 \| good	2.766 \| good	3.115 \| good	0.149 \| good
2025-07-26T01:00:00.000Z	35 \| good	4.643 \| good	20.028 \| good	37.566 \| good	2.934 \| good	4.672 \| good	0.152 \| good
2025-07-26T02:00:00.000Z	26 \| good	3.205 \| good	14.073 \| good	27.553 \| good	3.102 \| good	6.23 \| good	0.156 \| good
2025-07-26T03:00:00.000Z	22 \| good	3.653 \| good	16.204 \| good	22.928 \| good	3.27 \| good	7.787 \| good	0.159 \| good
2025-07-26T04:00:00.000Z	19 \| good	2.489 \| good	10.479 \| good	20.89 \| good	3.384 \| good	9.53 \| good	0.166 \| good
2025-07-26T05:00:00.000Z	18 \| good	2.156 \| good	8.403 \| good	18.907 \| good	3.499 \| good	11.273 \| good	0.172 \| good
2025-07-26T06:00:00.000Z	17 \| good	2.291 \| good	9.141 \| good	18.336 \| good	3.614 \| good	13.015 \| good	0.179 \| good
2025-07-26T07:00:00.000Z	16 \| good	2.641 \| good	10.966 \| good	16.599 \| good	3.625 \| good	13.777 \| good	0.181 \| good
2025-07-26T08:00:00.000Z	16 \| good	2.599 \| good	10.803 \| good	13.658 \| good	3.635 \| good	14.54 \| good	0.183 \| good
2025-07-26T09:00:00.000Z	16 \| good	2.625 \| good	10.736 \| good	14.311 \| good	3.645 \| good	15.302 \| good	0.186 \| good
2025-07-26T10:00:00.000Z	16 \| good	2.658 \| good	10.77 \| good	17.116 \| good	3.722 \| good	15.661 \| good	0.186 \| good
2025-07-26T11:00:00.000Z	16 \| good	2.188 \| good	8.765 \| good	16.921 \| good	3.8 \| good	16.021 \| good	0.187 \| good
2025-07-26T12:00:00.000Z	16 \| good	2.827 \| good	11.735 \| good	12.2 \| good	3.877 \| good	16.381 \| good	0.188 \| good
2025-07-26T13:00:00.000Z	16 \| good	2.727 \| good	11.658 \| good	15.879 \| good	4.087 \| good	14.556 \| good	0.191 \| good
2025-07-26T14:00:00.000Z	14 \| good	2.485 \| good	9.829 \| good	15.344 \| good	4.296 \| good	12.731 \| good	0.194 \| good
2025-07-26T15:00:00.000Z	17 \| good	3.407 \| good	15.139 \| good	17.528 \| good	4.506 \| good	10.906 \| good	0.197 \| good
2025-07-26T16:00:00.000Z	27 \| good	4.557 \| good	19.688 \| good	21.008 \| good	4.105 \| good	9.308 \| good	0.187 \| good
2025-07-26T17:00:00.000Z	27 \| good	4.575 \| good	19.855 \| good	25.66 \| good	3.704 \| good	7.709 \| good	0.177 \| good
2025-07-26T18:00:00.000Z	29 \| good	4.122 \| good	17.965 \| good	30.941 \| good	3.303 \| good	6.111 \| good	0.166 \| good
2025-07-26T19:00:00.000Z	36 \| good	5.345 \| good	22.883 \| good	38.735 \| good	3.173 \| good	5.252 \| good	0.165 \| good
2025-07-26T20:00:00.000Z	41 \| good	7.432 \| good	32.825 \| good	44.23 \| good	3.043 \| good	4.392 \| good	0.164 \| good
2025-07-26T21:00:00.000Z	46 \| good	7.136 \| good	31.69 \| good	50.303 \| good	2.913 \| good	3.533 \| good	0.162 \| good
2025-07-26T22:00:00.000Z	58 \| moderate	7.867 \| good	34.754 \| good	56.504 \| fine	2.782 \| good	3.316 \| good	0.16 \| good
2025-07-26T23:00:00.000Z	49 \| good	7.694 \| good	34.033 \| good	52.625 \| good	2.651 \| good	3.099 \| good	0.157 \| good
2025-07-27T00:00:00.000Z	115 \| sensitive	16.176 \| fine	17.046 \| good	74.93 \| moderate	2.514 \| good	2.878 \| good	0.153 \| good

Montclair

Empower business decisions with accurate air quality data

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

0.20ppm

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 Montclair, California get updated?

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

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

Montclair, California experienced its worst air quality at 06:00:00, 2025-07-24.

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

The best air quality in Montclair, California was observed at 12:00:00 on 2025-07-24.

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

The air quality in Montclair, California right now is Moderate, with an AQI of 54.

What pollutant is most frequently found in Montclair, California?

In Montclair, California, O3 is the most frequently found pollutant.

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

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

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

Montclair, California currently has a PM_2.5 concentration of 7.662 μg/m³.

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

Montclair, California currently has a PM₁₀ concentration of 37.028 μg/m³.

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

The current carbon monoxide (CO) level in Montclair, California is 0.199 ppm.

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

The current sulfur dioxide (SO₂) concentration in Montclair, California is 0.496 ppb.

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

Montclair, California currently has an ozone (O₃) concentration of 55.713 ppm.

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

The current level of nitrogen dioxide (NO₂) in Montclair, California is 12.659 ppb.

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