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

The current PM10 concentration at Alpine, California is 20.038 μg/m3.

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

The current sulfur dioxide (SO2) concentration at Alpine, California is 0.387 ppb.

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

The current ozone (O3) concentration at Alpine, California is 53.884 ppm.

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

The current nitrogen dioxide (NO2) concentration at Alpine, California is 13.495 ppb.

Alpine, California live air quality index now

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

The current PM2.5 concentration at Alpine, California is 7.528 μg/m3.

Stay updated with real-time air quality in Alpine, 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

Alpine, California

Last updated: ... (Local time)

Major air pollutants in Alpine, California

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

6.53 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

19.04 μg/m³

155

255

425

605+

Ozone (O₃)

53.89 ppb

201

201+

Sulfur Dioxide (SO₂)

0.42 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

7.22 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.48 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

Moderate

Alpine, California

Get Live Pollen Counts

Alpine, California

Scroll To Air Quality Map

Track live Alpine, California air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2025-10-26T14:00:00.000Z	43 \| good	3.138 \| good	6.061 \| good	45.918 \| good	0.319 \| good	9.701 \| good	0.423 \| good
2025-10-26T15:00:00.000Z	42 \| good	2.541 \| good	5.062 \| good	44.927 \| good	0.388 \| good	9.379 \| good	0.412 \| good
2025-10-26T16:00:00.000Z	41 \| good	2.339 \| good	5.056 \| good	43.93 \| good	0.399 \| good	12.65 \| good	0.429 \| good
2025-10-26T17:00:00.000Z	41 \| good	2.634 \| good	7.045 \| good	43.945 \| good	0.415 \| good	13.744 \| good	0.387 \| good
2025-10-26T18:00:00.000Z	43 \| good	3.231 \| good	9.041 \| good	45.952 \| good	1.569 \| good	13.896 \| good	0.364 \| good
2025-10-26T19:00:00.000Z	44 \| good	3.929 \| good	11.037 \| good	46.963 \| good	2.212 \| good	10.856 \| good	0.34 \| good
2025-10-26T20:00:00.000Z	44 \| good	4.227 \| good	11.039 \| good	46.985 \| good	1.363 \| good	8.532 \| good	0.306 \| good
2025-10-26T21:00:00.000Z	44 \| good	5.122 \| good	12.035 \| good	47.998 \| good	1.523 \| good	6.786 \| good	0.288 \| good
2025-10-26T22:00:00.000Z	45 \| good	5.318 \| good	12.032 \| good	48.991 \| good	1.397 \| good	4.581 \| good	0.27 \| good
2025-10-26T23:00:00.000Z	48 \| good	6.511 \| good	15.016 \| good	51.976 \| good	1.104 \| good	3.426 \| good	0.235 \| good
2025-10-27T00:00:00.000Z	45 \| good	7.702 \| good	17.002 \| good	48.984 \| good	0.468 \| good	4.234 \| good	0.235 \| good
2025-10-27T01:00:00.000Z	44 \| good	7.599 \| good	16.002 \| good	46.981 \| good	0.439 \| good	4.057 \| good	0.253 \| good
2025-10-27T02:00:00.000Z	41 \| good	7.299 \| good	16.999 \| good	43.978 \| good	0.387 \| good	5.302 \| good	0.288 \| good
2025-10-27T03:00:00.000Z	40 \| good	7.1 \| good	16 \| good	42.981 \| good	0.391 \| good	6.27 \| good	0.27 \| good
2025-10-27T04:00:00.000Z	38 \| good	7.1 \| good	15.999 \| good	37.989 \| good	0.316 \| good	5.874 \| good	0.253 \| good
2025-10-27T05:00:00.000Z	44 \| good	7.8 \| good	18.991 \| good	32.999 \| good	0.388 \| good	7.022 \| good	0.27 \| good
2025-10-27T06:00:00.000Z	36 \| good	6.308 \| good	14.01 \| good	38.972 \| good	0.327 \| good	7.463 \| good	0.294 \| good
2025-10-27T07:00:00.000Z	34 \| good	5.117 \| good	12.041 \| good	36.97 \| good	0.31 \| good	7.838 \| good	0.294 \| good
2025-10-27T08:00:00.000Z	34 \| good	4.225 \| good	10.046 \| good	36.964 \| good	0.296 \| good	9.619 \| good	0.323 \| good
2025-10-27T09:00:00.000Z	32 \| good	3.53 \| good	8.059 \| good	34.969 \| good	0.307 \| good	9.8 \| good	0.311 \| good
2025-10-27T10:00:00.000Z	34 \| good	3.829 \| good	8.055 \| good	36.961 \| good	0.282 \| good	13.233 \| good	0.329 \| good
2025-10-27T11:00:00.000Z	34 \| good	4.227 \| good	9.048 \| good	36.962 \| good	0.416 \| good	16.747 \| good	0.347 \| good
2025-10-27T12:00:00.000Z	34 \| good	3.631 \| good	8.053 \| good	36.962 \| good	0.372 \| good	12.937 \| good	0.347 \| good
2025-10-27T13:00:00.000Z	38 \| good	3.135 \| good	7.059 \| good	41.007 \| good	0.386 \| good	12.616 \| good	0.347 \| good
2025-10-27T14:00:00.000Z	29 \| good	2.541 \| good	6.068 \| good	30.978 \| good	0.418 \| good	13.262 \| good	0.347 \| good
2025-10-27T15:00:00.000Z	31 \| good	2.346 \| good	6.081 \| good	32.971 \| good	0.494 \| good	11.443 \| good	0.364 \| good
2025-10-27T16:00:00.000Z	29 \| good	2.943 \| good	7.076 \| good	30.978 \| good	0.476 \| good	13.261 \| good	0.364 \| good
2025-10-27T17:00:00.000Z	27 \| good	5.033 \| good	10.061 \| good	28.994 \| good	0.432 \| good	15.415 \| good	0.311 \| good
2025-10-27T18:00:00.000Z	31 \| good	4.437 \| good	11.075 \| good	33.99 \| good	0.82 \| good	13.965 \| good	0.329 \| good
2025-10-27T19:00:00.000Z	32 \| good	5.041 \| good	13.088 \| good	34.987 \| good	0.836 \| good	11.309 \| good	0.305 \| good
2025-10-27T20:00:00.000Z	38 \| good	7.03 \| good	17.065 \| good	40.993 \| good	0.695 \| good	9.872 \| good	0.27 \| good
2025-10-27T21:00:00.000Z	44 \| good	8.221 \| good	19.046 \| good	43.994 \| good	0.708 \| good	12.842 \| good	0.229 \| good
2025-10-27T22:00:00.000Z	49 \| good	9.014 \| good	21.026 \| good	48.99 \| good	0.504 \| good	10.043 \| good	0.229 \| good
2025-10-27T23:00:00.000Z	52 \| moderate	10.007 \| good	24.011 \| good	50.989 \| good	0.407 \| good	10.133 \| good	0.235 \| good
2025-10-28T00:00:00.000Z	52 \| moderate	10.104 \| good	24.006 \| good	52.985 \| good	0.441 \| good	9.622 \| good	0.277 \| good
2025-10-28T01:00:00.000Z	52 \| moderate	10.002 \| good	23.997 \| good	51.984 \| good	0.431 \| good	10.534 \| good	0.294 \| good
2025-10-28T02:00:00.000Z	52 \| moderate	9.902 \| good	24.994 \| good	46.992 \| good	0.379 \| good	13.627 \| good	0.294 \| good
2025-10-28T03:00:00.000Z	44 \| good	7.569 \| good	33.887 \| good	31.908 \| good	2.396 \| good	21.468 \| good	0.293 \| good
2025-10-28T04:00:00.000Z	52 \| moderate	9.903 \| good	23.001 \| good	49.959 \| good	0.396 \| good	19.63 \| good	0.382 \| good
2025-10-28T05:00:00.000Z	52 \| moderate	9.706 \| good	22.002 \| good	44.964 \| good	0.36 \| good	22.425 \| good	0.383 \| good
2025-10-28T06:00:00.000Z	49 \| good	9.214 \| good	22.017 \| good	46.936 \| good	0.379 \| good	18.923 \| good	0.383 \| good
2025-10-28T07:00:00.000Z	44 \| good	8.419 \| good	18.033 \| good	46.926 \| good	0.374 \| good	16.059 \| good	0.383 \| good
2025-10-28T08:00:00.000Z	44 \| good	8.119 \| good	18.032 \| good	46.913 \| good	0.331 \| good	19.358 \| good	0.477 \| good
2025-10-28T09:00:00.000Z	45 \| good	8.124 \| good	19.036 \| good	48.901 \| good	0.421 \| good	20.385 \| good	0.476 \| good
2025-10-28T10:00:00.000Z	50 \| good	8.025 \| good	20.036 \| good	53.884 \| good	0.396 \| good	15.366 \| good	0.476 \| good
2025-10-28T11:00:00.000Z	50 \| good	7.528 \| good	20.038 \| good	53.884 \| good	0.387 \| good	13.495 \| good	0.417 \| good
2025-10-28T12:00:00.000Z	50 \| good	6.531 \| good	19.04 \| good	53.886 \| good	0.416 \| good	7.216 \| good	0.476 \| good
2025-10-28T13:00:00.000Z	50 \| good	6.531 \| good	19.04 \| good	53.886 \| good	0.416 \| good	7.216 \| good	0.476 \| good
2025-10-28T13:00:00.000Z	35 \| good	2.084 \| good	8.299 \| good	37.663 \| good	0.467 \| good	4.424 \| good	0.153 \| good
2025-10-28T14:00:00.000Z	34 \| good	1.024 \| good	4.194 \| good	36.691 \| good	0.504 \| good	4.422 \| good	0.15 \| good
2025-10-28T15:00:00.000Z	31 \| good	0.576 \| good	2.194 \| good	32.522 \| good	0.54 \| good	4.419 \| good	0.148 \| good
2025-10-28T16:00:00.000Z	30 \| good	0.756 \| good	2.83 \| good	31.805 \| good	0.494 \| good	3.77 \| good	0.144 \| good
2025-10-28T17:00:00.000Z	31 \| good	0.932 \| good	3.711 \| good	33.307 \| good	0.447 \| good	3.121 \| good	0.14 \| good
2025-10-28T18:00:00.000Z	32 \| good	2.323 \| good	9.673 \| good	35.413 \| good	0.4 \| good	2.472 \| good	0.136 \| good
2025-10-28T19:00:00.000Z	40 \| good	3.066 \| good	13.067 \| good	42.736 \| good	0.469 \| good	2.521 \| good	0.135 \| good
2025-10-28T20:00:00.000Z	43 \| good	3.95 \| good	17.293 \| good	45.972 \| good	0.538 \| good	2.569 \| good	0.134 \| good
2025-10-28T21:00:00.000Z	47 \| good	3.665 \| good	15.708 \| good	51.113 \| good	0.607 \| good	2.618 \| good	0.133 \| good
2025-10-28T22:00:00.000Z	51 \| moderate	4.589 \| good	20.119 \| good	54.813 \| good	0.677 \| good	3.117 \| good	0.138 \| good
2025-10-28T23:00:00.000Z	54 \| moderate	6.823 \| good	30.169 \| good	56.137 \| fine	0.747 \| good	3.616 \| good	0.142 \| good
2025-10-29T00:00:00.000Z	52 \| moderate	10.392 \| good	46.611 \| good	52.884 \| good	0.816 \| good	4.115 \| good	0.147 \| good
2025-10-29T01:00:00.000Z	60 \| moderate	13.959 \| fine	62.074 \| fine	47.511 \| good	1.015 \| good	11.088 \| good	0.228 \| good
2025-10-29T02:00:00.000Z	49 \| good	9.177 \| good	40.752 \| good	40.459 \| good	1.214 \| good	18.06 \| good	0.308 \| good
2025-10-29T03:00:00.000Z	33 \| good	5.092 \| good	22.121 \| good	36.423 \| good	1.413 \| good	25.033 \| good	0.389 \| good
2025-10-29T04:00:00.000Z	34 \| good	3.068 \| good	13.036 \| good	37.155 \| good	1.117 \| good	22.51 \| good	0.359 \| good
2025-10-29T05:00:00.000Z	36 \| good	1.122 \| good	4.575 \| good	38.503 \| good	0.822 \| good	19.986 \| good	0.329 \| good
2025-10-29T06:00:00.000Z	36 \| good	1.167 \| good	4.779 \| good	38.939 \| good	0.526 \| good	17.462 \| good	0.299 \| good
2025-10-29T07:00:00.000Z	38 \| good	0.875 \| good	3.136 \| good	40.917 \| good	0.427 \| good	14.206 \| good	0.254 \| good
2025-10-29T08:00:00.000Z	39 \| good	0.658 \| good	2.037 \| good	41.558 \| good	0.329 \| good	10.95 \| good	0.21 \| good
2025-10-29T09:00:00.000Z	39 \| good	0.583 \| good	2 \| good	41.64 \| good	0.23 \| good	7.694 \| good	0.165 \| good
2025-10-29T10:00:00.000Z	38 \| good	0.386 \| good	1.278 \| good	40.795 \| good	0.214 \| good	5.94 \| good	0.15 \| good
2025-10-29T11:00:00.000Z	38 \| good	0.511 \| good	2.062 \| good	41.02 \| good	0.197 \| good	4.187 \| good	0.136 \| good
2025-10-29T12:00:00.000Z	37 \| good	0.368 \| good	1.14 \| good	40.227 \| good	0.181 \| good	2.434 \| good	0.121 \| good
2025-10-29T13:00:00.000Z	37 \| good	0.439 \| good	1.666 \| good	39.729 \| good	0.224 \| good	3.806 \| good	0.138 \| good
2025-10-29T14:00:00.000Z	37 \| good	0.505 \| good	1.813 \| good	39.514 \| good	0.266 \| good	5.178 \| good	0.155 \| good
2025-10-29T15:00:00.000Z	32 \| good	0.935 \| good	3.633 \| good	35.389 \| good	0.309 \| good	6.551 \| good	0.172 \| good
2025-10-29T16:00:00.000Z	34 \| good	1.37 \| good	5.57 \| good	36.831 \| good	0.293 \| good	5.089 \| good	0.157 \| good
2025-10-29T17:00:00.000Z	36 \| good	1.212 \| good	4.875 \| good	38.694 \| good	0.278 \| good	3.628 \| good	0.141 \| good
2025-10-29T18:00:00.000Z	42 \| good	0.959 \| good	3.615 \| good	45.197 \| good	0.263 \| good	2.166 \| good	0.126 \| good
2025-10-29T19:00:00.000Z	45 \| good	0.889 \| good	3.323 \| good	49.435 \| good	0.258 \| good	1.915 \| good	0.119 \| good
2025-10-29T20:00:00.000Z	46 \| good	1.448 \| good	5.871 \| good	50.306 \| good	0.254 \| good	1.663 \| good	0.112 \| good
2025-10-29T21:00:00.000Z	49 \| good	2.467 \| good	10.616 \| good	52.988 \| good	0.249 \| good	1.412 \| good	0.106 \| good
2025-10-29T22:00:00.000Z	58 \| moderate	4.351 \| good	19.17 \| good	57.122 \| fine	0.414 \| good	2.517 \| good	0.114 \| good
2025-10-29T23:00:00.000Z	61 \| moderate	6.713 \| good	29.521 \| good	57.582 \| fine	0.579 \| good	3.622 \| good	0.123 \| good
2025-10-30T00:00:00.000Z	56 \| moderate	11.76 \| good	52.213 \| good	54.976 \| good	0.744 \| good	4.727 \| good	0.132 \| good
2025-10-30T01:00:00.000Z	62 \| moderate	15.104 \| fine	67.246 \| fine	49.937 \| good	0.986 \| good	10.908 \| good	0.195 \| good
2025-10-30T02:00:00.000Z	58 \| moderate	12.637 \| fine	56.324 \| fine	45.034 \| good	1.228 \| good	17.089 \| good	0.259 \| good
2025-10-30T03:00:00.000Z	38 \| good	7.143 \| good	31.616 \| good	38.892 \| good	1.47 \| good	23.27 \| good	0.323 \| good
2025-10-30T04:00:00.000Z	38 \| good	2.696 \| good	11.372 \| good	40.844 \| good	1.188 \| good	21.52 \| good	0.311 \| good
2025-10-30T05:00:00.000Z	39 \| good	1.272 \| good	4.89 \| good	41.533 \| good	0.906 \| good	19.77 \| good	0.298 \| good
2025-10-30T06:00:00.000Z	44 \| good	7.702 \| good	8.566 \| good	13.017 \| good	0.594 \| good	18.33 \| good	0.287 \| good
2025-10-30T07:00:00.000Z	40 \| good	0.675 \| good	2.336 \| good	42.703 \| good	0.482 \| good	14.969 \| good	0.246 \| good
2025-10-30T08:00:00.000Z	41 \| good	0.613 \| good	2 \| good	44.495 \| good	0.341 \| good	11.919 \| good	0.208 \| good
2025-10-30T09:00:00.000Z	42 \| good	0.635 \| good	2.255 \| good	45.371 \| good	0.2 \| good	8.868 \| good	0.169 \| good
2025-10-30T10:00:00.000Z	42 \| good	0.791 \| good	2.871 \| good	45.04 \| good	0.181 \| good	7.332 \| good	0.154 \| good
2025-10-30T11:00:00.000Z	40 \| good	3.313 \| good	14.512 \| good	43.063 \| good	0.161 \| good	5.795 \| good	0.138 \| good
2025-10-30T12:00:00.000Z	18 \| good	1.91 \| good	3.211 \| good	18.746 \| good	0.126 \| good	4.04 \| good	0.118 \| good

Alpine

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Alpine, California air quality map: Track AQI near you

0.43ppm

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 Alpine, California updated?

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

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

The worst air quality in Alpine, California in the last 24 hours was observed at 05:00:00 on 2025-10-28.

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

In the last 24 hrs, the best air quality in Alpine, California was observed at 05:00:00 on 2025-10-27.

What is the current air quality in Alpine, California?

The current air quality in Alpine, California is 50, categorized as Good based on real-time data.

What pollutant is the most common in Alpine, California?

The most common pollutant in Alpine, California is O3.

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

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

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

The current PM_2.5 concentration at Alpine, California is 7.528 μg/m³.

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

The current PM₁₀ concentration at Alpine, California is 20.038 μg/m³.

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

The current carbon monoxide (CO) concentration at Alpine, California is 0.417 ppm.

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

The current sulfur dioxide (SO₂) concentration at Alpine, California is 0.387 ppb.

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

The current ozone (O₃) concentration at Alpine, California is 53.884 ppm.

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

The current nitrogen dioxide (NO₂) concentration at Alpine, California is 13.495 ppb.

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Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2025-10-26T14:00:00.000Z	43 \| good	3.138 \| good	6.061 \| good	45.918 \| good	0.319 \| good	9.701 \| good	0.423 \| good
2025-10-26T15:00:00.000Z	42 \| good	2.541 \| good	5.062 \| good	44.927 \| good	0.388 \| good	9.379 \| good	0.412 \| good
2025-10-26T16:00:00.000Z	41 \| good	2.339 \| good	5.056 \| good	43.93 \| good	0.399 \| good	12.65 \| good	0.429 \| good
2025-10-26T17:00:00.000Z	41 \| good	2.634 \| good	7.045 \| good	43.945 \| good	0.415 \| good	13.744 \| good	0.387 \| good
2025-10-26T18:00:00.000Z	43 \| good	3.231 \| good	9.041 \| good	45.952 \| good	1.569 \| good	13.896 \| good	0.364 \| good
2025-10-26T19:00:00.000Z	44 \| good	3.929 \| good	11.037 \| good	46.963 \| good	2.212 \| good	10.856 \| good	0.34 \| good
2025-10-26T20:00:00.000Z	44 \| good	4.227 \| good	11.039 \| good	46.985 \| good	1.363 \| good	8.532 \| good	0.306 \| good
2025-10-26T21:00:00.000Z	44 \| good	5.122 \| good	12.035 \| good	47.998 \| good	1.523 \| good	6.786 \| good	0.288 \| good
2025-10-26T22:00:00.000Z	45 \| good	5.318 \| good	12.032 \| good	48.991 \| good	1.397 \| good	4.581 \| good	0.27 \| good
2025-10-26T23:00:00.000Z	48 \| good	6.511 \| good	15.016 \| good	51.976 \| good	1.104 \| good	3.426 \| good	0.235 \| good
2025-10-27T00:00:00.000Z	45 \| good	7.702 \| good	17.002 \| good	48.984 \| good	0.468 \| good	4.234 \| good	0.235 \| good
2025-10-27T01:00:00.000Z	44 \| good	7.599 \| good	16.002 \| good	46.981 \| good	0.439 \| good	4.057 \| good	0.253 \| good
2025-10-27T02:00:00.000Z	41 \| good	7.299 \| good	16.999 \| good	43.978 \| good	0.387 \| good	5.302 \| good	0.288 \| good
2025-10-27T03:00:00.000Z	40 \| good	7.1 \| good	16 \| good	42.981 \| good	0.391 \| good	6.27 \| good	0.27 \| good
2025-10-27T04:00:00.000Z	38 \| good	7.1 \| good	15.999 \| good	37.989 \| good	0.316 \| good	5.874 \| good	0.253 \| good
2025-10-27T05:00:00.000Z	44 \| good	7.8 \| good	18.991 \| good	32.999 \| good	0.388 \| good	7.022 \| good	0.27 \| good
2025-10-27T06:00:00.000Z	36 \| good	6.308 \| good	14.01 \| good	38.972 \| good	0.327 \| good	7.463 \| good	0.294 \| good
2025-10-27T07:00:00.000Z	34 \| good	5.117 \| good	12.041 \| good	36.97 \| good	0.31 \| good	7.838 \| good	0.294 \| good
2025-10-27T08:00:00.000Z	34 \| good	4.225 \| good	10.046 \| good	36.964 \| good	0.296 \| good	9.619 \| good	0.323 \| good
2025-10-27T09:00:00.000Z	32 \| good	3.53 \| good	8.059 \| good	34.969 \| good	0.307 \| good	9.8 \| good	0.311 \| good
2025-10-27T10:00:00.000Z	34 \| good	3.829 \| good	8.055 \| good	36.961 \| good	0.282 \| good	13.233 \| good	0.329 \| good
2025-10-27T11:00:00.000Z	34 \| good	4.227 \| good	9.048 \| good	36.962 \| good	0.416 \| good	16.747 \| good	0.347 \| good
2025-10-27T12:00:00.000Z	34 \| good	3.631 \| good	8.053 \| good	36.962 \| good	0.372 \| good	12.937 \| good	0.347 \| good
2025-10-27T13:00:00.000Z	38 \| good	3.135 \| good	7.059 \| good	41.007 \| good	0.386 \| good	12.616 \| good	0.347 \| good
2025-10-27T14:00:00.000Z	29 \| good	2.541 \| good	6.068 \| good	30.978 \| good	0.418 \| good	13.262 \| good	0.347 \| good
2025-10-27T15:00:00.000Z	31 \| good	2.346 \| good	6.081 \| good	32.971 \| good	0.494 \| good	11.443 \| good	0.364 \| good
2025-10-27T16:00:00.000Z	29 \| good	2.943 \| good	7.076 \| good	30.978 \| good	0.476 \| good	13.261 \| good	0.364 \| good
2025-10-27T17:00:00.000Z	27 \| good	5.033 \| good	10.061 \| good	28.994 \| good	0.432 \| good	15.415 \| good	0.311 \| good
2025-10-27T18:00:00.000Z	31 \| good	4.437 \| good	11.075 \| good	33.99 \| good	0.82 \| good	13.965 \| good	0.329 \| good
2025-10-27T19:00:00.000Z	32 \| good	5.041 \| good	13.088 \| good	34.987 \| good	0.836 \| good	11.309 \| good	0.305 \| good
2025-10-27T20:00:00.000Z	38 \| good	7.03 \| good	17.065 \| good	40.993 \| good	0.695 \| good	9.872 \| good	0.27 \| good
2025-10-27T21:00:00.000Z	44 \| good	8.221 \| good	19.046 \| good	43.994 \| good	0.708 \| good	12.842 \| good	0.229 \| good
2025-10-27T22:00:00.000Z	49 \| good	9.014 \| good	21.026 \| good	48.99 \| good	0.504 \| good	10.043 \| good	0.229 \| good
2025-10-27T23:00:00.000Z	52 \| moderate	10.007 \| good	24.011 \| good	50.989 \| good	0.407 \| good	10.133 \| good	0.235 \| good
2025-10-28T00:00:00.000Z	52 \| moderate	10.104 \| good	24.006 \| good	52.985 \| good	0.441 \| good	9.622 \| good	0.277 \| good
2025-10-28T01:00:00.000Z	52 \| moderate	10.002 \| good	23.997 \| good	51.984 \| good	0.431 \| good	10.534 \| good	0.294 \| good
2025-10-28T02:00:00.000Z	52 \| moderate	9.902 \| good	24.994 \| good	46.992 \| good	0.379 \| good	13.627 \| good	0.294 \| good
2025-10-28T03:00:00.000Z	44 \| good	7.569 \| good	33.887 \| good	31.908 \| good	2.396 \| good	21.468 \| good	0.293 \| good
2025-10-28T04:00:00.000Z	52 \| moderate	9.903 \| good	23.001 \| good	49.959 \| good	0.396 \| good	19.63 \| good	0.382 \| good
2025-10-28T05:00:00.000Z	52 \| moderate	9.706 \| good	22.002 \| good	44.964 \| good	0.36 \| good	22.425 \| good	0.383 \| good
2025-10-28T06:00:00.000Z	49 \| good	9.214 \| good	22.017 \| good	46.936 \| good	0.379 \| good	18.923 \| good	0.383 \| good
2025-10-28T07:00:00.000Z	44 \| good	8.419 \| good	18.033 \| good	46.926 \| good	0.374 \| good	16.059 \| good	0.383 \| good
2025-10-28T08:00:00.000Z	44 \| good	8.119 \| good	18.032 \| good	46.913 \| good	0.331 \| good	19.358 \| good	0.477 \| good
2025-10-28T09:00:00.000Z	45 \| good	8.124 \| good	19.036 \| good	48.901 \| good	0.421 \| good	20.385 \| good	0.476 \| good
2025-10-28T10:00:00.000Z	50 \| good	8.025 \| good	20.036 \| good	53.884 \| good	0.396 \| good	15.366 \| good	0.476 \| good
2025-10-28T11:00:00.000Z	50 \| good	7.528 \| good	20.038 \| good	53.884 \| good	0.387 \| good	13.495 \| good	0.417 \| good
2025-10-28T12:00:00.000Z	50 \| good	6.531 \| good	19.04 \| good	53.886 \| good	0.416 \| good	7.216 \| good	0.476 \| good
2025-10-28T13:00:00.000Z	50 \| good	6.531 \| good	19.04 \| good	53.886 \| good	0.416 \| good	7.216 \| good	0.476 \| good
2025-10-28T13:00:00.000Z	35 \| good	2.084 \| good	8.299 \| good	37.663 \| good	0.467 \| good	4.424 \| good	0.153 \| good
2025-10-28T14:00:00.000Z	34 \| good	1.024 \| good	4.194 \| good	36.691 \| good	0.504 \| good	4.422 \| good	0.15 \| good
2025-10-28T15:00:00.000Z	31 \| good	0.576 \| good	2.194 \| good	32.522 \| good	0.54 \| good	4.419 \| good	0.148 \| good
2025-10-28T16:00:00.000Z	30 \| good	0.756 \| good	2.83 \| good	31.805 \| good	0.494 \| good	3.77 \| good	0.144 \| good
2025-10-28T17:00:00.000Z	31 \| good	0.932 \| good	3.711 \| good	33.307 \| good	0.447 \| good	3.121 \| good	0.14 \| good
2025-10-28T18:00:00.000Z	32 \| good	2.323 \| good	9.673 \| good	35.413 \| good	0.4 \| good	2.472 \| good	0.136 \| good
2025-10-28T19:00:00.000Z	40 \| good	3.066 \| good	13.067 \| good	42.736 \| good	0.469 \| good	2.521 \| good	0.135 \| good
2025-10-28T20:00:00.000Z	43 \| good	3.95 \| good	17.293 \| good	45.972 \| good	0.538 \| good	2.569 \| good	0.134 \| good
2025-10-28T21:00:00.000Z	47 \| good	3.665 \| good	15.708 \| good	51.113 \| good	0.607 \| good	2.618 \| good	0.133 \| good
2025-10-28T22:00:00.000Z	51 \| moderate	4.589 \| good	20.119 \| good	54.813 \| good	0.677 \| good	3.117 \| good	0.138 \| good
2025-10-28T23:00:00.000Z	54 \| moderate	6.823 \| good	30.169 \| good	56.137 \| fine	0.747 \| good	3.616 \| good	0.142 \| good
2025-10-29T00:00:00.000Z	52 \| moderate	10.392 \| good	46.611 \| good	52.884 \| good	0.816 \| good	4.115 \| good	0.147 \| good
2025-10-29T01:00:00.000Z	60 \| moderate	13.959 \| fine	62.074 \| fine	47.511 \| good	1.015 \| good	11.088 \| good	0.228 \| good
2025-10-29T02:00:00.000Z	49 \| good	9.177 \| good	40.752 \| good	40.459 \| good	1.214 \| good	18.06 \| good	0.308 \| good
2025-10-29T03:00:00.000Z	33 \| good	5.092 \| good	22.121 \| good	36.423 \| good	1.413 \| good	25.033 \| good	0.389 \| good
2025-10-29T04:00:00.000Z	34 \| good	3.068 \| good	13.036 \| good	37.155 \| good	1.117 \| good	22.51 \| good	0.359 \| good
2025-10-29T05:00:00.000Z	36 \| good	1.122 \| good	4.575 \| good	38.503 \| good	0.822 \| good	19.986 \| good	0.329 \| good
2025-10-29T06:00:00.000Z	36 \| good	1.167 \| good	4.779 \| good	38.939 \| good	0.526 \| good	17.462 \| good	0.299 \| good
2025-10-29T07:00:00.000Z	38 \| good	0.875 \| good	3.136 \| good	40.917 \| good	0.427 \| good	14.206 \| good	0.254 \| good
2025-10-29T08:00:00.000Z	39 \| good	0.658 \| good	2.037 \| good	41.558 \| good	0.329 \| good	10.95 \| good	0.21 \| good
2025-10-29T09:00:00.000Z	39 \| good	0.583 \| good	2 \| good	41.64 \| good	0.23 \| good	7.694 \| good	0.165 \| good
2025-10-29T10:00:00.000Z	38 \| good	0.386 \| good	1.278 \| good	40.795 \| good	0.214 \| good	5.94 \| good	0.15 \| good
2025-10-29T11:00:00.000Z	38 \| good	0.511 \| good	2.062 \| good	41.02 \| good	0.197 \| good	4.187 \| good	0.136 \| good
2025-10-29T12:00:00.000Z	37 \| good	0.368 \| good	1.14 \| good	40.227 \| good	0.181 \| good	2.434 \| good	0.121 \| good
2025-10-29T13:00:00.000Z	37 \| good	0.439 \| good	1.666 \| good	39.729 \| good	0.224 \| good	3.806 \| good	0.138 \| good
2025-10-29T14:00:00.000Z	37 \| good	0.505 \| good	1.813 \| good	39.514 \| good	0.266 \| good	5.178 \| good	0.155 \| good
2025-10-29T15:00:00.000Z	32 \| good	0.935 \| good	3.633 \| good	35.389 \| good	0.309 \| good	6.551 \| good	0.172 \| good
2025-10-29T16:00:00.000Z	34 \| good	1.37 \| good	5.57 \| good	36.831 \| good	0.293 \| good	5.089 \| good	0.157 \| good
2025-10-29T17:00:00.000Z	36 \| good	1.212 \| good	4.875 \| good	38.694 \| good	0.278 \| good	3.628 \| good	0.141 \| good
2025-10-29T18:00:00.000Z	42 \| good	0.959 \| good	3.615 \| good	45.197 \| good	0.263 \| good	2.166 \| good	0.126 \| good
2025-10-29T19:00:00.000Z	45 \| good	0.889 \| good	3.323 \| good	49.435 \| good	0.258 \| good	1.915 \| good	0.119 \| good
2025-10-29T20:00:00.000Z	46 \| good	1.448 \| good	5.871 \| good	50.306 \| good	0.254 \| good	1.663 \| good	0.112 \| good
2025-10-29T21:00:00.000Z	49 \| good	2.467 \| good	10.616 \| good	52.988 \| good	0.249 \| good	1.412 \| good	0.106 \| good
2025-10-29T22:00:00.000Z	58 \| moderate	4.351 \| good	19.17 \| good	57.122 \| fine	0.414 \| good	2.517 \| good	0.114 \| good
2025-10-29T23:00:00.000Z	61 \| moderate	6.713 \| good	29.521 \| good	57.582 \| fine	0.579 \| good	3.622 \| good	0.123 \| good
2025-10-30T00:00:00.000Z	56 \| moderate	11.76 \| good	52.213 \| good	54.976 \| good	0.744 \| good	4.727 \| good	0.132 \| good
2025-10-30T01:00:00.000Z	62 \| moderate	15.104 \| fine	67.246 \| fine	49.937 \| good	0.986 \| good	10.908 \| good	0.195 \| good
2025-10-30T02:00:00.000Z	58 \| moderate	12.637 \| fine	56.324 \| fine	45.034 \| good	1.228 \| good	17.089 \| good	0.259 \| good
2025-10-30T03:00:00.000Z	38 \| good	7.143 \| good	31.616 \| good	38.892 \| good	1.47 \| good	23.27 \| good	0.323 \| good
2025-10-30T04:00:00.000Z	38 \| good	2.696 \| good	11.372 \| good	40.844 \| good	1.188 \| good	21.52 \| good	0.311 \| good
2025-10-30T05:00:00.000Z	39 \| good	1.272 \| good	4.89 \| good	41.533 \| good	0.906 \| good	19.77 \| good	0.298 \| good
2025-10-30T06:00:00.000Z	44 \| good	7.702 \| good	8.566 \| good	13.017 \| good	0.594 \| good	18.33 \| good	0.287 \| good
2025-10-30T07:00:00.000Z	40 \| good	0.675 \| good	2.336 \| good	42.703 \| good	0.482 \| good	14.969 \| good	0.246 \| good
2025-10-30T08:00:00.000Z	41 \| good	0.613 \| good	2 \| good	44.495 \| good	0.341 \| good	11.919 \| good	0.208 \| good
2025-10-30T09:00:00.000Z	42 \| good	0.635 \| good	2.255 \| good	45.371 \| good	0.2 \| good	8.868 \| good	0.169 \| good
2025-10-30T10:00:00.000Z	42 \| good	0.791 \| good	2.871 \| good	45.04 \| good	0.181 \| good	7.332 \| good	0.154 \| good
2025-10-30T11:00:00.000Z	40 \| good	3.313 \| good	14.512 \| good	43.063 \| good	0.161 \| good	5.795 \| good	0.138 \| good
2025-10-30T12:00:00.000Z	18 \| good	1.91 \| good	3.211 \| good	18.746 \| good	0.126 \| good	4.04 \| good	0.118 \| good

Alpine, California live air quality index now

Major air pollutants in Alpine, 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

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Frequently asked questions

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What is the current concentration of PM2.5 in Alpine, California?

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

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

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

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

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

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

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

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

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