What are the current PM10 levels at South Pasadena, California?

The current PM10 levels in South Pasadena, California are 45.266 μg/m3.

What are the current sulfur dioxide (SO2) levels at South Pasadena, California?

The current sulfur dioxide (SO2) levels in South Pasadena, California are 0.294 ppb.

What are the current ozone (O3) levels at South Pasadena, California?

The current ozone (O3) levels at South Pasadena, California is 9.826 ppm.

What are the current nitrogen dioxide (NO2) levels at South Pasadena, California?

The current nitrogen dioxide (NO2) levels at South Pasadena, California is 17.786 ppb.

Real-time air quality index in South Pasadena, California today

Q: What are the current PM2.5 levels in South Pasadena, California?

The measured PM2.5 levels in South Pasadena, California at present are 12.335 μg/m3.

Stay updated with real-time air quality in South Pasadena, 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)

Moderate

South Pasadena, California

Last updated: ... (Local time)

Common air pollutants in South Pasadena, California

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

12.34 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

45.27 μg/m³

155

255

425

605+

Ozone (O₃)

9.83 ppb

201

201+

Sulfur Dioxide (SO₂)

0.29 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

17.79 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.59 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

Low

South Pasadena, California

Get Live Pollen Counts

South Pasadena, California

Scroll To Air Quality Map

Track live South Pasadena, California air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-01-21T11:00:00.000Z	44 \| good	8.358 \| good	34.199 \| good	4.512 \| good	0.432 \| good	29.153 \| good	0.577 \| good
2026-01-21T12:00:00.000Z	49 \| good	9.45 \| good	33.408 \| good	3.061 \| good	0.367 \| good	28.733 \| good	0.472 \| good
2026-01-21T13:00:00.000Z	49 \| good	8.976 \| good	38.785 \| good	3.061 \| good	0.32 \| good	28.733 \| good	0.473 \| good
2026-01-21T14:00:00.000Z	52 \| moderate	9.577 \| good	34.743 \| good	4.49 \| good	0.669 \| good	23.366 \| good	0.442 \| good
2026-01-21T15:00:00.000Z	67 \| moderate	17.914 \| fine	52.933 \| good	7.359 \| good	0.443 \| good	21.867 \| good	0.519 \| good
2026-01-21T16:00:00.000Z	64 \| moderate	16.012 \| fine	43.018 \| good	9.787 \| good	0.499 \| good	23.039 \| good	0.633 \| good
2026-01-21T17:00:00.000Z	60 \| moderate	14.482 \| fine	46.622 \| good	9.687 \| good	0.412 \| good	24.943 \| good	0.675 \| good
2026-01-21T18:00:00.000Z	69 \| moderate	18.904 \| fine	50.204 \| good	10.001 \| good	0.407 \| good	24.912 \| good	0.718 \| good
2026-01-21T19:00:00.000Z	71 \| moderate	19.947 \| fine	66.107 \| fine	12.874 \| good	0.488 \| good	22.694 \| good	0.721 \| good
2026-01-21T20:00:00.000Z	67 \| moderate	18.094 \| fine	57.067 \| fine	17.507 \| good	0.522 \| good	19.307 \| good	0.663 \| good
2026-01-21T21:00:00.000Z	79 \| moderate	23.6 \| fine	76.776 \| fine	20.227 \| good	0.435 \| good	23.115 \| good	0.634 \| good
2026-01-21T22:00:00.000Z	90 \| moderate	30.016 \| fine	128.883 \| fine	21.812 \| good	0.582 \| good	26.072 \| good	0.669 \| good
2026-01-21T23:00:00.000Z	88 \| moderate	28.778 \| fine	106.382 \| fine	22.748 \| good	0.475 \| good	26.987 \| good	0.502 \| good
2026-01-22T00:00:00.000Z	82 \| moderate	26.336 \| fine	95.243 \| fine	20.159 \| good	0.437 \| good	27.876 \| good	0.502 \| good
2026-01-22T01:00:00.000Z	82 \| moderate	26.218 \| fine	101.024 \| fine	16.392 \| good	0.332 \| good	24.451 \| good	0.558 \| good
2026-01-22T02:00:00.000Z	82 \| moderate	26.084 \| fine	102.785 \| fine	10.937 \| good	0.274 \| good	26.122 \| good	0.597 \| good
2026-01-22T03:00:00.000Z	81 \| moderate	25.084 \| fine	59.941 \| fine	8.885 \| good	0.419 \| good	27.629 \| good	0.66 \| good
2026-01-22T04:00:00.000Z	92 \| moderate	31.146 \| fine	70.565 \| fine	5.921 \| good	0.474 \| good	32.105 \| good	0.643 \| good
2026-01-22T05:00:00.000Z	86 \| moderate	27.523 \| fine	54.095 \| good	3.221 \| good	0.749 \| good	35.831 \| good	0.683 \| good
2026-01-22T06:00:00.000Z	96 \| moderate	33.326 \| fine	99.331 \| fine	2.229 \| good	0.579 \| good	36.665 \| good	0.744 \| good
2026-01-22T07:00:00.000Z	86 \| moderate	27.603 \| fine	68.904 \| fine	2.229 \| good	0.611 \| good	34.337 \| good	0.868 \| good
2026-01-22T08:00:00.000Z	82 \| moderate	26.438 \| fine	73.073 \| fine	6.197 \| good	0.635 \| good	32.931 \| good	0.771 \| good
2026-01-22T09:00:00.000Z	86 \| moderate	28.081 \| fine	79.86 \| fine	6.446 \| good	0.611 \| good	32.058 \| good	0.686 \| good
2026-01-22T10:00:00.000Z	84 \| moderate	27.157 \| fine	71.032 \| fine	7.528 \| good	0.589 \| good	29.094 \| good	0.619 \| good
2026-01-22T11:00:00.000Z	71 \| moderate	20.257 \| fine	54.531 \| good	12.499 \| good	0.318 \| good	29.055 \| good	0.447 \| good
2026-01-22T12:00:00.000Z	77 \| moderate	23.492 \| fine	70.618 \| fine	8.629 \| good	0.652 \| good	24.551 \| good	0.471 \| good
2026-01-22T13:00:00.000Z	77 \| moderate	23.006 \| fine	49.504 \| good	5.298 \| good	0.651 \| good	24.551 \| good	0.471 \| good
2026-01-22T14:00:00.000Z	90 \| moderate	30.231 \| fine	96.527 \| fine	9.585 \| good	0.464 \| good	24.838 \| good	0.557 \| good
2026-01-22T15:00:00.000Z	94 \| moderate	32.182 \| fine	112.992 \| fine	5.519 \| good	0.553 \| good	23.273 \| good	0.59 \| good
2026-01-22T16:00:00.000Z	86 \| moderate	28.398 \| fine	97.776 \| fine	7.697 \| good	0.645 \| good	22.062 \| good	0.679 \| good
2026-01-22T17:00:00.000Z	90 \| moderate	30.258 \| fine	89.65 \| fine	8.72 \| good	0.702 \| good	23.029 \| good	0.694 \| good
2026-01-22T18:00:00.000Z	77 \| moderate	23.231 \| fine	68.151 \| fine	11.402 \| good	0.475 \| good	26.682 \| good	0.708 \| good
2026-01-22T19:00:00.000Z	84 \| moderate	26.802 \| fine	107.297 \| fine	11.782 \| good	0.435 \| good	27.172 \| good	0.714 \| good
2026-01-22T20:00:00.000Z	49 \| good	9.071 \| good	32.972 \| good	13.766 \| good	0.356 \| good	24.809 \| good	0.514 \| good
2026-01-22T21:00:00.000Z	79 \| moderate	23.844 \| fine	46.902 \| good	16.416 \| good	0.44 \| good	19.64 \| good	0.449 \| good
2026-01-22T22:00:00.000Z	75 \| moderate	21.719 \| fine	44.571 \| good	19.532 \| good	0.613 \| good	16.261 \| good	0.427 \| good
2026-01-22T23:00:00.000Z	75 \| moderate	21.83 \| fine	31.323 \| good	22.156 \| good	0.497 \| good	14.992 \| good	0.395 \| good
2026-01-23T00:00:00.000Z	79 \| moderate	24.344 \| fine	29.438 \| good	22.833 \| good	0.306 \| good	13.953 \| good	0.407 \| good
2026-01-23T01:00:00.000Z	90 \| moderate	30.339 \| fine	48.826 \| good	26.009 \| good	0.34 \| good	13.904 \| good	0.377 \| good
2026-01-23T02:00:00.000Z	64 \| moderate	16.038 \| fine	29.445 \| good	25.065 \| good	0.353 \| good	15.272 \| good	0.428 \| good
2026-01-23T03:00:00.000Z	60 \| moderate	14.181 \| fine	40.682 \| good	24.416 \| good	0.216 \| good	15.439 \| good	0.434 \| good
2026-01-23T04:00:00.000Z	58 \| moderate	13.087 \| fine	39.593 \| good	21.834 \| good	0.331 \| good	17.74 \| good	0.371 \| good
2026-01-23T05:00:00.000Z	62 \| moderate	14.711 \| fine	51.135 \| good	20.112 \| good	0.551 \| good	15.504 \| good	0.457 \| good
2026-01-23T06:00:00.000Z	64 \| moderate	15.819 \| fine	44.454 \| good	16.714 \| good	0.268 \| good	19.22 \| good	0.458 \| good
2026-01-23T07:00:00.000Z	67 \| moderate	17.768 \| fine	44.416 \| good	16.714 \| good	0.288 \| good	19.22 \| good	0.457 \| good
2026-01-23T08:00:00.000Z	69 \| moderate	19.401 \| fine	67.164 \| fine	13.276 \| good	0.61 \| good	20.291 \| good	0.553 \| good
2026-01-23T09:00:00.000Z	56 \| moderate	12.335 \| fine	45.266 \| good	9.826 \| good	0.294 \| good	17.786 \| good	0.593 \| good
2026-01-23T10:00:00.000Z	52 \| moderate	9.708 \| good	49.507 \| good	8.182 \| good	0.482 \| good	17.477 \| good	0.591 \| good
2026-01-23T10:00:00.000Z	56 \| moderate	12.335 \| fine	45.266 \| good	9.826 \| good	0.294 \| good	17.786 \| good	0.593 \| good
2026-01-23T11:00:00.000Z	67 \| moderate	17.757 \| fine	78.171 \| fine	4.397 \| good	3.823 \| good	28.099 \| good	0.488 \| good
2026-01-23T12:00:00.000Z	67 \| moderate	17.535 \| fine	77.799 \| fine	4.746 \| good	3.363 \| good	26.714 \| good	0.462 \| good
2026-01-23T13:00:00.000Z	62 \| moderate	14.814 \| fine	66.462 \| fine	3.275 \| good	3.245 \| good	26.42 \| good	0.47 \| good
2026-01-23T14:00:00.000Z	62 \| moderate	14.512 \| fine	64.533 \| fine	3.518 \| good	3.128 \| good	26.126 \| good	0.478 \| good
2026-01-23T15:00:00.000Z	64 \| moderate	16.272 \| fine	72.354 \| fine	4.141 \| good	3.01 \| good	25.832 \| good	0.486 \| good
2026-01-23T16:00:00.000Z	69 \| moderate	19.216 \| fine	84.603 \| fine	6.729 \| good	4.379 \| good	25.07 \| good	0.431 \| good
2026-01-23T17:00:00.000Z	79 \| moderate	24.015 \| fine	104.577 \| fine	12.504 \| good	5.748 \| good	24.307 \| good	0.376 \| good
2026-01-23T18:00:00.000Z	79 \| moderate	24.368 \| fine	106.069 \| fine	19.274 \| good	7.118 \| good	23.545 \| good	0.321 \| good
2026-01-23T19:00:00.000Z	62 \| moderate	15.384 \| fine	68.133 \| fine	28.472 \| good	7.569 \| good	22.942 \| good	0.295 \| good
2026-01-23T20:00:00.000Z	33 \| good	6.337 \| good	28.021 \| good	34.151 \| good	8.019 \| good	22.339 \| good	0.27 \| good
2026-01-23T21:00:00.000Z	32 \| good	5.305 \| good	22.99 \| good	34.578 \| good	8.47 \| good	21.736 \| good	0.244 \| good
2026-01-23T22:00:00.000Z	38 \| good	7.303 \| good	31.971 \| good	34.931 \| good	8.437 \| good	22.248 \| good	0.238 \| good
2026-01-23T23:00:00.000Z	35 \| good	5.375 \| good	23.231 \| good	38.468 \| good	8.405 \| good	22.76 \| good	0.232 \| good
2026-01-24T00:00:00.000Z	35 \| good	3.802 \| good	16.427 \| good	38.343 \| good	8.373 \| good	23.272 \| good	0.226 \| good
2026-01-24T01:00:00.000Z	36 \| good	5.617 \| good	24.259 \| good	39.463 \| good	8.358 \| good	28.413 \| good	0.266 \| good
2026-01-24T02:00:00.000Z	52 \| moderate	10.272 \| good	45.548 \| good	34.504 \| good	8.343 \| good	33.553 \| good	0.307 \| good
2026-01-24T03:00:00.000Z	62 \| moderate	15.268 \| fine	68.32 \| fine	28.629 \| good	8.328 \| good	38.694 \| good	0.348 \| good
2026-01-24T04:00:00.000Z	69 \| moderate	18.933 \| fine	83.609 \| fine	20.93 \| good	8.644 \| good	38.729 \| good	0.368 \| good
2026-01-24T05:00:00.000Z	71 \| moderate	20.126 \| fine	88.22 \| fine	13.298 \| good	8.96 \| good	38.764 \| good	0.387 \| good
2026-01-24T06:00:00.000Z	79 \| moderate	23.602 \| fine	103.557 \| fine	11.617 \| good	9.276 \| good	38.8 \| good	0.407 \| good
2026-01-24T07:00:00.000Z	73 \| moderate	21.126 \| fine	93.034 \| fine	10.752 \| good	9.131 \| good	36.351 \| good	0.367 \| good
2026-01-24T08:00:00.000Z	71 \| moderate	20.49 \| fine	90.82 \| fine	8.786 \| good	8.987 \| good	33.902 \| good	0.326 \| good
2026-01-24T09:00:00.000Z	75 \| moderate	21.901 \| fine	95.656 \| fine	5.882 \| good	8.842 \| good	31.453 \| good	0.285 \| good
2026-01-24T10:00:00.000Z	77 \| moderate	22.65 \| fine	99.123 \| fine	6.117 \| good	8.932 \| good	30.75 \| good	0.279 \| good
2026-01-24T11:00:00.000Z	73 \| moderate	20.685 \| fine	91.043 \| fine	6.111 \| good	9.022 \| good	30.048 \| good	0.273 \| good
2026-01-24T12:00:00.000Z	69 \| moderate	19.315 \| fine	85.693 \| fine	9.111 \| good	9.113 \| good	29.345 \| good	0.266 \| good
2026-01-24T13:00:00.000Z	62 \| moderate	14.7 \| fine	65.713 \| fine	13.157 \| good	9.185 \| good	28.838 \| good	0.276 \| good
2026-01-24T14:00:00.000Z	62 \| moderate	14.507 \| fine	65.093 \| fine	13.106 \| good	9.257 \| good	28.332 \| good	0.287 \| good
2026-01-24T15:00:00.000Z	60 \| moderate	14.21 \| fine	63.605 \| fine	14.571 \| good	9.33 \| good	27.825 \| good	0.297 \| good
2026-01-24T16:00:00.000Z	56 \| moderate	11.756 \| good	52.386 \| good	21.332 \| good	8.857 \| good	23.817 \| good	0.274 \| good
2026-01-24T17:00:00.000Z	58 \| moderate	12.626 \| fine	56.371 \| fine	27.426 \| good	8.384 \| good	19.808 \| good	0.252 \| good
2026-01-24T18:00:00.000Z	52 \| moderate	9.523 \| good	42.411 \| good	32.101 \| good	7.911 \| good	15.8 \| good	0.229 \| good
2026-01-24T19:00:00.000Z	49 \| good	8.894 \| good	39.725 \| good	35.672 \| good	6.947 \| good	13.567 \| good	0.211 \| good
2026-01-24T20:00:00.000Z	35 \| good	6.123 \| good	27.003 \| good	37.924 \| good	5.983 \| good	11.334 \| good	0.192 \| good
2026-01-24T21:00:00.000Z	38 \| good	6.809 \| good	29.855 \| good	38.256 \| good	5.019 \| good	9.102 \| good	0.174 \| good
2026-01-24T22:00:00.000Z	44 \| good	8.381 \| good	36.71 \| good	39.641 \| good	4.673 \| good	9.018 \| good	0.171 \| good
2026-01-24T23:00:00.000Z	54 \| moderate	10.79 \| good	47.969 \| good	41.914 \| good	4.327 \| good	8.934 \| good	0.169 \| good
2026-01-25T00:00:00.000Z	44 \| good	7.521 \| good	32.861 \| good	45.065 \| good	3.982 \| good	8.85 \| good	0.166 \| good
2026-01-25T01:00:00.000Z	44 \| good	8.38 \| good	37.535 \| good	43.744 \| good	3.792 \| good	14.322 \| good	0.191 \| good
2026-01-25T02:00:00.000Z	49 \| good	9.488 \| good	42.172 \| good	36.991 \| good	3.603 \| good	19.793 \| good	0.216 \| good
2026-01-25T03:00:00.000Z	49 \| good	9.349 \| good	41.282 \| good	36.546 \| good	3.413 \| good	25.265 \| good	0.241 \| good
2026-01-25T04:00:00.000Z	54 \| moderate	10.903 \| good	48.36 \| good	32.007 \| good	3.56 \| good	24.859 \| good	0.258 \| good
2026-01-25T05:00:00.000Z	54 \| moderate	11.366 \| good	50.021 \| good	25.152 \| good	3.707 \| good	24.454 \| good	0.275 \| good
2026-01-25T06:00:00.000Z	79 \| moderate	23.841 \| fine	24.362 \| good	14.65 \| good	3.924 \| good	24.184 \| good	0.294 \| good
2026-01-25T07:00:00.000Z	58 \| moderate	12.829 \| fine	57.719 \| fine	8.384 \| good	3.451 \| good	22.9 \| good	0.274 \| good
2026-01-25T08:00:00.000Z	54 \| moderate	10.9 \| good	48.036 \| good	8.307 \| good	3.048 \| good	21.75 \| good	0.256 \| good
2026-01-25T09:00:00.000Z	56 \| moderate	11.852 \| good	52.276 \| good	7.196 \| good	2.645 \| good	20.601 \| good	0.238 \| good
2026-01-25T10:00:00.000Z	56 \| moderate	11.574 \| good	51.189 \| good	6.147 \| good	2.314 \| good	20.041 \| good	0.219 \| good

South Pasadena

Empower business decisions with accurate air quality data

South Pasadena, California air quality map: Real-time AQI near you

0.60ppm

How accurate is California, USA air quality data?

Air quality measurements for California, USA meet strict US EPA standards. These measurements are collected from reliable sources, including satellites and ground-based monitoring systems. Advanced algorithms and machine learning techniques are applied to the data, factoring in variables such as traffic and population density, to ensure precision and reliability.

Source: Ambee Data Sources

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Check live rankings of places in the USA affected by air pollution.

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Frequently asked questions

How frequently is the air quality data for South Pasadena, California updated?

Air quality data for South Pasadena, California is updated on an hourly basis.

When did South Pasadena, California experience the worst air quality in the last 24 hours?

The worst air quality in South Pasadena, California was recorded at 03:00:00 on 2026-01-22.

When did South Pasadena, California have its best air quality in the last 24 hours?

The best air quality in South Pasadena, California was recorded at 08:00:00 on 2026-01-22.

What is the real-time air quality index for South Pasadena, California?

The real-time air quality index in South Pasadena, California is 56, currently categorized as Moderate.

Which pollutant is found most often in South Pasadena, California?

The most common pollutant in South Pasadena, California is PM2.5.

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

If the air quality in South Pasadena, California is poor, limit outdoor activities and use a mask to safeguard your health.

What are the current PM_2.5 levels in South Pasadena, California?

The measured PM_2.5 levels in South Pasadena, California at present are 12.335 μg/m³.

What are the current PM₁₀ levels at South Pasadena, California?

The current PM₁₀ levels in South Pasadena, California are 45.266 μg/m³.

What are the current carbon monoxide (CO) levels at South Pasadena, California?

The current carbon monoxide (CO) level in South Pasadena, California is 0.593 ppm.

What are the current sulfur dioxide (SO₂) levels at South Pasadena, California?

The current sulfur dioxide (SO₂) levels in South Pasadena, California are 0.294 ppb.

What are the current ozone (O₃) levels at South Pasadena, California?

The current ozone (O₃) levels at South Pasadena, California is 9.826 ppm.

What are the current nitrogen dioxide (NO₂) levels at South Pasadena, California?

The current nitrogen dioxide (NO₂) levels at South Pasadena, California is 17.786 ppb.

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Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-01-21T11:00:00.000Z	44 \| good	8.358 \| good	34.199 \| good	4.512 \| good	0.432 \| good	29.153 \| good	0.577 \| good
2026-01-21T12:00:00.000Z	49 \| good	9.45 \| good	33.408 \| good	3.061 \| good	0.367 \| good	28.733 \| good	0.472 \| good
2026-01-21T13:00:00.000Z	49 \| good	8.976 \| good	38.785 \| good	3.061 \| good	0.32 \| good	28.733 \| good	0.473 \| good
2026-01-21T14:00:00.000Z	52 \| moderate	9.577 \| good	34.743 \| good	4.49 \| good	0.669 \| good	23.366 \| good	0.442 \| good
2026-01-21T15:00:00.000Z	67 \| moderate	17.914 \| fine	52.933 \| good	7.359 \| good	0.443 \| good	21.867 \| good	0.519 \| good
2026-01-21T16:00:00.000Z	64 \| moderate	16.012 \| fine	43.018 \| good	9.787 \| good	0.499 \| good	23.039 \| good	0.633 \| good
2026-01-21T17:00:00.000Z	60 \| moderate	14.482 \| fine	46.622 \| good	9.687 \| good	0.412 \| good	24.943 \| good	0.675 \| good
2026-01-21T18:00:00.000Z	69 \| moderate	18.904 \| fine	50.204 \| good	10.001 \| good	0.407 \| good	24.912 \| good	0.718 \| good
2026-01-21T19:00:00.000Z	71 \| moderate	19.947 \| fine	66.107 \| fine	12.874 \| good	0.488 \| good	22.694 \| good	0.721 \| good
2026-01-21T20:00:00.000Z	67 \| moderate	18.094 \| fine	57.067 \| fine	17.507 \| good	0.522 \| good	19.307 \| good	0.663 \| good
2026-01-21T21:00:00.000Z	79 \| moderate	23.6 \| fine	76.776 \| fine	20.227 \| good	0.435 \| good	23.115 \| good	0.634 \| good
2026-01-21T22:00:00.000Z	90 \| moderate	30.016 \| fine	128.883 \| fine	21.812 \| good	0.582 \| good	26.072 \| good	0.669 \| good
2026-01-21T23:00:00.000Z	88 \| moderate	28.778 \| fine	106.382 \| fine	22.748 \| good	0.475 \| good	26.987 \| good	0.502 \| good
2026-01-22T00:00:00.000Z	82 \| moderate	26.336 \| fine	95.243 \| fine	20.159 \| good	0.437 \| good	27.876 \| good	0.502 \| good
2026-01-22T01:00:00.000Z	82 \| moderate	26.218 \| fine	101.024 \| fine	16.392 \| good	0.332 \| good	24.451 \| good	0.558 \| good
2026-01-22T02:00:00.000Z	82 \| moderate	26.084 \| fine	102.785 \| fine	10.937 \| good	0.274 \| good	26.122 \| good	0.597 \| good
2026-01-22T03:00:00.000Z	81 \| moderate	25.084 \| fine	59.941 \| fine	8.885 \| good	0.419 \| good	27.629 \| good	0.66 \| good
2026-01-22T04:00:00.000Z	92 \| moderate	31.146 \| fine	70.565 \| fine	5.921 \| good	0.474 \| good	32.105 \| good	0.643 \| good
2026-01-22T05:00:00.000Z	86 \| moderate	27.523 \| fine	54.095 \| good	3.221 \| good	0.749 \| good	35.831 \| good	0.683 \| good
2026-01-22T06:00:00.000Z	96 \| moderate	33.326 \| fine	99.331 \| fine	2.229 \| good	0.579 \| good	36.665 \| good	0.744 \| good
2026-01-22T07:00:00.000Z	86 \| moderate	27.603 \| fine	68.904 \| fine	2.229 \| good	0.611 \| good	34.337 \| good	0.868 \| good
2026-01-22T08:00:00.000Z	82 \| moderate	26.438 \| fine	73.073 \| fine	6.197 \| good	0.635 \| good	32.931 \| good	0.771 \| good
2026-01-22T09:00:00.000Z	86 \| moderate	28.081 \| fine	79.86 \| fine	6.446 \| good	0.611 \| good	32.058 \| good	0.686 \| good
2026-01-22T10:00:00.000Z	84 \| moderate	27.157 \| fine	71.032 \| fine	7.528 \| good	0.589 \| good	29.094 \| good	0.619 \| good
2026-01-22T11:00:00.000Z	71 \| moderate	20.257 \| fine	54.531 \| good	12.499 \| good	0.318 \| good	29.055 \| good	0.447 \| good
2026-01-22T12:00:00.000Z	77 \| moderate	23.492 \| fine	70.618 \| fine	8.629 \| good	0.652 \| good	24.551 \| good	0.471 \| good
2026-01-22T13:00:00.000Z	77 \| moderate	23.006 \| fine	49.504 \| good	5.298 \| good	0.651 \| good	24.551 \| good	0.471 \| good
2026-01-22T14:00:00.000Z	90 \| moderate	30.231 \| fine	96.527 \| fine	9.585 \| good	0.464 \| good	24.838 \| good	0.557 \| good
2026-01-22T15:00:00.000Z	94 \| moderate	32.182 \| fine	112.992 \| fine	5.519 \| good	0.553 \| good	23.273 \| good	0.59 \| good
2026-01-22T16:00:00.000Z	86 \| moderate	28.398 \| fine	97.776 \| fine	7.697 \| good	0.645 \| good	22.062 \| good	0.679 \| good
2026-01-22T17:00:00.000Z	90 \| moderate	30.258 \| fine	89.65 \| fine	8.72 \| good	0.702 \| good	23.029 \| good	0.694 \| good
2026-01-22T18:00:00.000Z	77 \| moderate	23.231 \| fine	68.151 \| fine	11.402 \| good	0.475 \| good	26.682 \| good	0.708 \| good
2026-01-22T19:00:00.000Z	84 \| moderate	26.802 \| fine	107.297 \| fine	11.782 \| good	0.435 \| good	27.172 \| good	0.714 \| good
2026-01-22T20:00:00.000Z	49 \| good	9.071 \| good	32.972 \| good	13.766 \| good	0.356 \| good	24.809 \| good	0.514 \| good
2026-01-22T21:00:00.000Z	79 \| moderate	23.844 \| fine	46.902 \| good	16.416 \| good	0.44 \| good	19.64 \| good	0.449 \| good
2026-01-22T22:00:00.000Z	75 \| moderate	21.719 \| fine	44.571 \| good	19.532 \| good	0.613 \| good	16.261 \| good	0.427 \| good
2026-01-22T23:00:00.000Z	75 \| moderate	21.83 \| fine	31.323 \| good	22.156 \| good	0.497 \| good	14.992 \| good	0.395 \| good
2026-01-23T00:00:00.000Z	79 \| moderate	24.344 \| fine	29.438 \| good	22.833 \| good	0.306 \| good	13.953 \| good	0.407 \| good
2026-01-23T01:00:00.000Z	90 \| moderate	30.339 \| fine	48.826 \| good	26.009 \| good	0.34 \| good	13.904 \| good	0.377 \| good
2026-01-23T02:00:00.000Z	64 \| moderate	16.038 \| fine	29.445 \| good	25.065 \| good	0.353 \| good	15.272 \| good	0.428 \| good
2026-01-23T03:00:00.000Z	60 \| moderate	14.181 \| fine	40.682 \| good	24.416 \| good	0.216 \| good	15.439 \| good	0.434 \| good
2026-01-23T04:00:00.000Z	58 \| moderate	13.087 \| fine	39.593 \| good	21.834 \| good	0.331 \| good	17.74 \| good	0.371 \| good
2026-01-23T05:00:00.000Z	62 \| moderate	14.711 \| fine	51.135 \| good	20.112 \| good	0.551 \| good	15.504 \| good	0.457 \| good
2026-01-23T06:00:00.000Z	64 \| moderate	15.819 \| fine	44.454 \| good	16.714 \| good	0.268 \| good	19.22 \| good	0.458 \| good
2026-01-23T07:00:00.000Z	67 \| moderate	17.768 \| fine	44.416 \| good	16.714 \| good	0.288 \| good	19.22 \| good	0.457 \| good
2026-01-23T08:00:00.000Z	69 \| moderate	19.401 \| fine	67.164 \| fine	13.276 \| good	0.61 \| good	20.291 \| good	0.553 \| good
2026-01-23T09:00:00.000Z	56 \| moderate	12.335 \| fine	45.266 \| good	9.826 \| good	0.294 \| good	17.786 \| good	0.593 \| good
2026-01-23T10:00:00.000Z	52 \| moderate	9.708 \| good	49.507 \| good	8.182 \| good	0.482 \| good	17.477 \| good	0.591 \| good
2026-01-23T10:00:00.000Z	56 \| moderate	12.335 \| fine	45.266 \| good	9.826 \| good	0.294 \| good	17.786 \| good	0.593 \| good
2026-01-23T11:00:00.000Z	67 \| moderate	17.757 \| fine	78.171 \| fine	4.397 \| good	3.823 \| good	28.099 \| good	0.488 \| good
2026-01-23T12:00:00.000Z	67 \| moderate	17.535 \| fine	77.799 \| fine	4.746 \| good	3.363 \| good	26.714 \| good	0.462 \| good
2026-01-23T13:00:00.000Z	62 \| moderate	14.814 \| fine	66.462 \| fine	3.275 \| good	3.245 \| good	26.42 \| good	0.47 \| good
2026-01-23T14:00:00.000Z	62 \| moderate	14.512 \| fine	64.533 \| fine	3.518 \| good	3.128 \| good	26.126 \| good	0.478 \| good
2026-01-23T15:00:00.000Z	64 \| moderate	16.272 \| fine	72.354 \| fine	4.141 \| good	3.01 \| good	25.832 \| good	0.486 \| good
2026-01-23T16:00:00.000Z	69 \| moderate	19.216 \| fine	84.603 \| fine	6.729 \| good	4.379 \| good	25.07 \| good	0.431 \| good
2026-01-23T17:00:00.000Z	79 \| moderate	24.015 \| fine	104.577 \| fine	12.504 \| good	5.748 \| good	24.307 \| good	0.376 \| good
2026-01-23T18:00:00.000Z	79 \| moderate	24.368 \| fine	106.069 \| fine	19.274 \| good	7.118 \| good	23.545 \| good	0.321 \| good
2026-01-23T19:00:00.000Z	62 \| moderate	15.384 \| fine	68.133 \| fine	28.472 \| good	7.569 \| good	22.942 \| good	0.295 \| good
2026-01-23T20:00:00.000Z	33 \| good	6.337 \| good	28.021 \| good	34.151 \| good	8.019 \| good	22.339 \| good	0.27 \| good
2026-01-23T21:00:00.000Z	32 \| good	5.305 \| good	22.99 \| good	34.578 \| good	8.47 \| good	21.736 \| good	0.244 \| good
2026-01-23T22:00:00.000Z	38 \| good	7.303 \| good	31.971 \| good	34.931 \| good	8.437 \| good	22.248 \| good	0.238 \| good
2026-01-23T23:00:00.000Z	35 \| good	5.375 \| good	23.231 \| good	38.468 \| good	8.405 \| good	22.76 \| good	0.232 \| good
2026-01-24T00:00:00.000Z	35 \| good	3.802 \| good	16.427 \| good	38.343 \| good	8.373 \| good	23.272 \| good	0.226 \| good
2026-01-24T01:00:00.000Z	36 \| good	5.617 \| good	24.259 \| good	39.463 \| good	8.358 \| good	28.413 \| good	0.266 \| good
2026-01-24T02:00:00.000Z	52 \| moderate	10.272 \| good	45.548 \| good	34.504 \| good	8.343 \| good	33.553 \| good	0.307 \| good
2026-01-24T03:00:00.000Z	62 \| moderate	15.268 \| fine	68.32 \| fine	28.629 \| good	8.328 \| good	38.694 \| good	0.348 \| good
2026-01-24T04:00:00.000Z	69 \| moderate	18.933 \| fine	83.609 \| fine	20.93 \| good	8.644 \| good	38.729 \| good	0.368 \| good
2026-01-24T05:00:00.000Z	71 \| moderate	20.126 \| fine	88.22 \| fine	13.298 \| good	8.96 \| good	38.764 \| good	0.387 \| good
2026-01-24T06:00:00.000Z	79 \| moderate	23.602 \| fine	103.557 \| fine	11.617 \| good	9.276 \| good	38.8 \| good	0.407 \| good
2026-01-24T07:00:00.000Z	73 \| moderate	21.126 \| fine	93.034 \| fine	10.752 \| good	9.131 \| good	36.351 \| good	0.367 \| good
2026-01-24T08:00:00.000Z	71 \| moderate	20.49 \| fine	90.82 \| fine	8.786 \| good	8.987 \| good	33.902 \| good	0.326 \| good
2026-01-24T09:00:00.000Z	75 \| moderate	21.901 \| fine	95.656 \| fine	5.882 \| good	8.842 \| good	31.453 \| good	0.285 \| good
2026-01-24T10:00:00.000Z	77 \| moderate	22.65 \| fine	99.123 \| fine	6.117 \| good	8.932 \| good	30.75 \| good	0.279 \| good
2026-01-24T11:00:00.000Z	73 \| moderate	20.685 \| fine	91.043 \| fine	6.111 \| good	9.022 \| good	30.048 \| good	0.273 \| good
2026-01-24T12:00:00.000Z	69 \| moderate	19.315 \| fine	85.693 \| fine	9.111 \| good	9.113 \| good	29.345 \| good	0.266 \| good
2026-01-24T13:00:00.000Z	62 \| moderate	14.7 \| fine	65.713 \| fine	13.157 \| good	9.185 \| good	28.838 \| good	0.276 \| good
2026-01-24T14:00:00.000Z	62 \| moderate	14.507 \| fine	65.093 \| fine	13.106 \| good	9.257 \| good	28.332 \| good	0.287 \| good
2026-01-24T15:00:00.000Z	60 \| moderate	14.21 \| fine	63.605 \| fine	14.571 \| good	9.33 \| good	27.825 \| good	0.297 \| good
2026-01-24T16:00:00.000Z	56 \| moderate	11.756 \| good	52.386 \| good	21.332 \| good	8.857 \| good	23.817 \| good	0.274 \| good
2026-01-24T17:00:00.000Z	58 \| moderate	12.626 \| fine	56.371 \| fine	27.426 \| good	8.384 \| good	19.808 \| good	0.252 \| good
2026-01-24T18:00:00.000Z	52 \| moderate	9.523 \| good	42.411 \| good	32.101 \| good	7.911 \| good	15.8 \| good	0.229 \| good
2026-01-24T19:00:00.000Z	49 \| good	8.894 \| good	39.725 \| good	35.672 \| good	6.947 \| good	13.567 \| good	0.211 \| good
2026-01-24T20:00:00.000Z	35 \| good	6.123 \| good	27.003 \| good	37.924 \| good	5.983 \| good	11.334 \| good	0.192 \| good
2026-01-24T21:00:00.000Z	38 \| good	6.809 \| good	29.855 \| good	38.256 \| good	5.019 \| good	9.102 \| good	0.174 \| good
2026-01-24T22:00:00.000Z	44 \| good	8.381 \| good	36.71 \| good	39.641 \| good	4.673 \| good	9.018 \| good	0.171 \| good
2026-01-24T23:00:00.000Z	54 \| moderate	10.79 \| good	47.969 \| good	41.914 \| good	4.327 \| good	8.934 \| good	0.169 \| good
2026-01-25T00:00:00.000Z	44 \| good	7.521 \| good	32.861 \| good	45.065 \| good	3.982 \| good	8.85 \| good	0.166 \| good
2026-01-25T01:00:00.000Z	44 \| good	8.38 \| good	37.535 \| good	43.744 \| good	3.792 \| good	14.322 \| good	0.191 \| good
2026-01-25T02:00:00.000Z	49 \| good	9.488 \| good	42.172 \| good	36.991 \| good	3.603 \| good	19.793 \| good	0.216 \| good
2026-01-25T03:00:00.000Z	49 \| good	9.349 \| good	41.282 \| good	36.546 \| good	3.413 \| good	25.265 \| good	0.241 \| good
2026-01-25T04:00:00.000Z	54 \| moderate	10.903 \| good	48.36 \| good	32.007 \| good	3.56 \| good	24.859 \| good	0.258 \| good
2026-01-25T05:00:00.000Z	54 \| moderate	11.366 \| good	50.021 \| good	25.152 \| good	3.707 \| good	24.454 \| good	0.275 \| good
2026-01-25T06:00:00.000Z	79 \| moderate	23.841 \| fine	24.362 \| good	14.65 \| good	3.924 \| good	24.184 \| good	0.294 \| good
2026-01-25T07:00:00.000Z	58 \| moderate	12.829 \| fine	57.719 \| fine	8.384 \| good	3.451 \| good	22.9 \| good	0.274 \| good
2026-01-25T08:00:00.000Z	54 \| moderate	10.9 \| good	48.036 \| good	8.307 \| good	3.048 \| good	21.75 \| good	0.256 \| good
2026-01-25T09:00:00.000Z	56 \| moderate	11.852 \| good	52.276 \| good	7.196 \| good	2.645 \| good	20.601 \| good	0.238 \| good
2026-01-25T10:00:00.000Z	56 \| moderate	11.574 \| good	51.189 \| good	6.147 \| good	2.314 \| good	20.041 \| good	0.219 \| good

Real-time air quality index in South Pasadena, California today

Common air pollutants in South Pasadena, California

Particulate Matter2.5 (PM2.5)

Particulate Matter10 (PM10)

Ozone (O3)

Sulfur Dioxide (SO2)

Nitrogen Dioxide (NO2)

Carbon Monoxide (CO)

Track live South Pasadena, California air quality forecast and history

Empower business decisions with accurate air quality data

South Pasadena, California air quality map: Real-time AQI near you

Air quality in nearby cities

Alhambra, California

Pasadena, California

San Marino, California

San Gabriel, California

Monterey Park, California

East San Gabriel, California

How accurate is California, USA air quality data?

Air quality levels in US

Frequently asked questions

How frequently is the air quality data for South Pasadena, California updated?

When did South Pasadena, California experience the worst air quality in the last 24 hours?

When did South Pasadena, California have its best air quality in the last 24 hours?

What is the real-time air quality index for South Pasadena, California?

Which pollutant is found most often in South Pasadena, California?

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

What are the current PM2.5 levels in South Pasadena, California?

What are the current PM10 levels at South Pasadena, California?

What are the current carbon monoxide (CO) levels at South Pasadena, California?

What are the current sulfur dioxide (SO2) levels at South Pasadena, California?

What are the current ozone (O3) levels at South Pasadena, California?

What are the current nitrogen dioxide (NO2) levels at South Pasadena, California?

Particulate Matter_2.5 (PM_2.5)

Particulate Matter₁₀ (PM₁₀)

Ozone (O₃)

Sulfur Dioxide (SO₂)

Nitrogen Dioxide (NO₂)

What are the current PM_2.5 levels in South Pasadena, California?

What are the current PM₁₀ levels at South Pasadena, California?

What are the current sulfur dioxide (SO₂) levels at South Pasadena, California?

What are the current ozone (O₃) levels at South Pasadena, California?

What are the current nitrogen dioxide (NO₂) levels at South Pasadena, California?