What is the sulfur dioxide (SO2) level in West Covina, California at the moment?

Currently, West Covina, California has a sulfur dioxide (SO2) concentration of 0.656 ppb.

What is the ozone (O3) level in West Covina, California at the moment?

The current ozone (O3) level in West Covina, California at the moment is 4.307 ppm.

What is the nitrogen dioxide (NO2) level in West Covina, California at the moment?

Nitrogen dioxide (NO2) level in West Covina, California at the moment is 5.672 ppb.

Live air quality index in West Covina, California today

Q: What is the PM2.5 level in West Covina, California at the moment?

PM2.5 levels in West Covina, California are currently 5.229 μg/m3.

Q: What is the PM10 level in West Covina, California at the moment?

The PM10 concentration in West Covina, California is 20.424 μg/m3 at the moment.

Stay updated with real-time air quality in West Covina, 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

West Covina, California

Last updated: ... (Local time)

Major air pollutants in West Covina, California

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

5.23 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

20.42 μg/m³

155

255

425

605+

Ozone (O₃)

4.31 ppb

201

201+

Sulfur Dioxide (SO₂)

0.66 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

5.67 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.47 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

Low

West Covina, California

Get Live Pollen Counts

West Covina, California

Scroll To Air Quality Map

Track live West Covina, California air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-09-05T15:00:00.000Z	33 \| good	5.595 \| good	19.212 \| good	14.241 \| good	0.659 \| good	14.266 \| good	0.509 \| good
2026-09-05T16:00:00.000Z	33 \| good	6.198 \| good	25.633 \| good	19.225 \| good	0.628 \| good	11.617 \| good	0.477 \| good
2026-09-05T17:00:00.000Z	44 \| good	8.013 \| good	32.162 \| good	24.16 \| good	0.585 \| good	10.79 \| good	0.403 \| good
2026-09-05T18:00:00.000Z	49 \| good	8.874 \| good	35.604 \| good	30.518 \| good	0.579 \| good	10.94 \| good	0.427 \| good
2026-09-05T19:00:00.000Z	44 \| good	8.144 \| good	33.892 \| good	38.43 \| good	0.588 \| good	5.771 \| good	0.366 \| good
2026-09-05T20:00:00.000Z	40 \| good	6.065 \| good	26.71 \| good	42.794 \| good	0.562 \| good	3.546 \| good	0.331 \| good
2026-09-05T21:00:00.000Z	44 \| good	4.635 \| good	25.259 \| good	47.636 \| good	0.507 \| good	2.997 \| good	0.367 \| good
2026-09-05T22:00:00.000Z	45 \| good	4.228 \| good	19.77 \| good	49.424 \| good	0.459 \| good	2.736 \| good	0.331 \| good
2026-09-05T23:00:00.000Z	44 \| good	3.645 \| good	19.437 \| good	46.506 \| good	0.654 \| good	2.351 \| good	0.355 \| good
2026-09-06T00:00:00.000Z	41 \| good	1.849 \| good	11.967 \| good	43.903 \| good	0.763 \| good	2.412 \| good	0.33 \| good
2026-09-06T01:00:00.000Z	39 \| good	2.984 \| good	9.741 \| good	42.01 \| good	0.793 \| good	4.367 \| good	0.378 \| good
2026-09-06T02:00:00.000Z	36 \| good	3.345 \| good	16.533 \| good	39.495 \| good	0.662 \| good	7.71 \| good	0.413 \| good
2026-09-06T03:00:00.000Z	33 \| good	5.967 \| good	26.432 \| good	28.649 \| good	1.744 \| good	10.122 \| good	0.152 \| good
2026-09-06T04:00:00.000Z	38 \| good	7.164 \| good	28.878 \| good	33.788 \| good	0.555 \| good	12.689 \| good	0.497 \| good
2026-09-06T05:00:00.000Z	38 \| good	7.195 \| good	28.911 \| good	31.354 \| good	0.78 \| good	13.682 \| good	0.559 \| good
2026-09-06T06:00:00.000Z	33 \| good	6.186 \| good	22.89 \| good	29.446 \| good	0.577 \| good	13.853 \| good	0.582 \| good
2026-09-06T07:00:00.000Z	33 \| good	6.288 \| good	22.965 \| good	29.446 \| good	0.558 \| good	13.853 \| good	0.585 \| good
2026-09-06T08:00:00.000Z	52 \| moderate	9.633 \| good	39.332 \| good	23.365 \| good	0.564 \| good	15.446 \| good	0.62 \| good
2026-09-06T09:00:00.000Z	38 \| good	7.245 \| good	22.18 \| good	19.784 \| good	0.698 \| good	13.412 \| good	0.494 \| good
2026-09-06T10:00:00.000Z	38 \| good	6.963 \| good	22.654 \| good	19.533 \| good	0.699 \| good	13.412 \| good	0.494 \| good
2026-09-06T11:00:00.000Z	33 \| good	6.197 \| good	20.732 \| good	19.533 \| good	0.701 \| good	13.412 \| good	0.494 \| good
2026-09-06T12:00:00.000Z	49 \| good	8.995 \| good	34.491 \| good	12.028 \| good	0.552 \| good	18.187 \| good	0.494 \| good
2026-09-06T13:00:00.000Z	49 \| good	8.653 \| good	29.141 \| good	12.028 \| good	0.562 \| good	18.187 \| good	0.494 \| good
2026-09-06T14:00:00.000Z	49 \| good	8.945 \| good	32.181 \| good	15.152 \| good	0.44 \| good	12.34 \| good	0.456 \| good
2026-09-06T15:00:00.000Z	44 \| good	7.607 \| good	28.226 \| good	15.152 \| good	0.479 \| good	12.009 \| good	0.389 \| good
2026-09-06T16:00:00.000Z	44 \| good	8.194 \| good	27.185 \| good	15.414 \| good	0.413 \| good	10.767 \| good	0.369 \| good
2026-09-06T17:00:00.000Z	52 \| moderate	9.595 \| good	37.834 \| good	18.755 \| good	0.481 \| good	13.139 \| good	0.428 \| good
2026-09-06T18:00:00.000Z	52 \| moderate	9.558 \| good	37.446 \| good	19.76 \| good	0.42 \| good	11.882 \| good	0.425 \| good
2026-09-06T19:00:00.000Z	44 \| good	8.229 \| good	26.397 \| good	20.467 \| good	0.406 \| good	9.223 \| good	0.328 \| good
2026-09-06T20:00:00.000Z	38 \| good	6.855 \| good	23.545 \| good	18.543 \| good	0.377 \| good	5.858 \| good	0.332 \| good
2026-09-06T21:00:00.000Z	33 \| good	6.022 \| good	22.534 \| good	18.592 \| good	0.426 \| good	5.959 \| good	0.271 \| good
2026-09-06T22:00:00.000Z	44 \| good	7.543 \| good	27.755 \| good	17.592 \| good	0.41 \| good	7.712 \| good	0.271 \| good
2026-09-06T23:00:00.000Z	38 \| good	7.054 \| good	25.314 \| good	16.337 \| good	0.448 \| good	9.057 \| good	0.321 \| good
2026-09-07T00:00:00.000Z	49 \| good	8.749 \| good	34.183 \| good	14.56 \| good	0.46 \| good	8.986 \| good	0.329 \| good
2026-09-07T01:00:00.000Z	49 \| good	9.497 \| good	35.464 \| good	13.912 \| good	0.461 \| good	8.434 \| good	0.364 \| good
2026-09-07T02:00:00.000Z	38 \| good	6.527 \| good	27.048 \| good	13.613 \| good	0.383 \| good	7.18 \| good	0.373 \| good
2026-09-07T03:00:00.000Z	52 \| moderate	9.867 \| good	43.899 \| good	16.737 \| good	0.948 \| good	25.006 \| good	0.239 \| good
2026-09-07T04:00:00.000Z	33 \| good	5.829 \| good	21.386 \| good	7.729 \| good	0.446 \| good	11.208 \| good	0.499 \| good
2026-09-07T05:00:00.000Z	38 \| good	6.705 \| good	25.164 \| good	5.511 \| good	0.618 \| good	11.143 \| good	0.602 \| good
2026-09-07T06:00:00.000Z	38 \| good	7.299 \| good	29.069 \| good	3.587 \| good	0.507 \| good	11.613 \| good	0.617 \| good
2026-09-07T07:00:00.000Z	44 \| good	7.885 \| good	32.383 \| good	3.587 \| good	0.512 \| good	11.613 \| good	0.609 \| good
2026-09-07T08:00:00.000Z	38 \| good	6.755 \| good	23.978 \| good	3.802 \| good	0.58 \| good	10.722 \| good	0.524 \| good
2026-09-07T09:00:00.000Z	38 \| good	6.881 \| good	28.296 \| good	3.303 \| good	0.63 \| good	9.294 \| good	0.49 \| good
2026-09-07T10:00:00.000Z	33 \| good	6.497 \| good	25.831 \| good	2.709 \| good	0.582 \| good	8.923 \| good	0.409 \| good
2026-09-07T11:00:00.000Z	33 \| good	6.007 \| good	23.377 \| good	2.856 \| good	0.776 \| good	8.436 \| good	0.4 \| good
2026-09-07T12:00:00.000Z	27 \| good	5.259 \| good	20.753 \| good	3.326 \| good	0.614 \| good	7.323 \| good	0.501 \| good
2026-09-07T13:00:00.000Z	27 \| good	5.09 \| good	20.753 \| good	3.326 \| good	0.64 \| good	7.323 \| good	0.501 \| good
2026-09-07T14:00:00.000Z	27 \| good	5.229 \| good	20.424 \| good	4.307 \| good	0.656 \| good	5.672 \| good	0.474 \| good
2026-09-07T15:00:00.000Z	62 \| moderate	14.735 \| fine	65.919 \| fine	10.261 \| good	0.831 \| good	17.413 \| good	0.259 \| good
2026-09-07T16:00:00.000Z	60 \| moderate	13.896 \| fine	62.179 \| fine	15.487 \| good	0.921 \| good	15.583 \| good	0.229 \| good
2026-09-07T17:00:00.000Z	66 \| moderate	16.678 \| fine	73.895 \| fine	25.359 \| good	0.875 \| good	12.098 \| good	0.172 \| good
2026-09-07T18:00:00.000Z	67 \| moderate	17.94 \| fine	78.985 \| fine	36.382 \| good	0.98 \| good	7.35 \| good	0.136 \| good
2026-09-07T19:00:00.000Z	66 \| moderate	17.435 \| fine	77.924 \| fine	48.189 \| good	1.102 \| good	6.113 \| good	0.13 \| good
2026-09-07T20:00:00.000Z	67 \| moderate	10.798 \| good	47.621 \| good	59.927 \| fine	1.289 \| good	5.386 \| good	0.13 \| good
2026-09-07T21:00:00.000Z	100 \| moderate	8.215 \| good	36.332 \| good	69.765 \| fine	1.431 \| good	4.837 \| good	0.13 \| good
2026-09-07T22:00:00.000Z	105 \| sensitive	10.421 \| good	46.009 \| good	71.838 \| moderate	1.563 \| good	4.501 \| good	0.13 \| good
2026-09-07T23:00:00.000Z	61 \| moderate	9.643 \| good	42.863 \| good	58.287 \| fine	1.696 \| good	4.429 \| good	0.132 \| good
2026-09-08T00:00:00.000Z	44 \| good	6.31 \| good	28.012 \| good	47.211 \| good	1.714 \| good	5.096 \| good	0.132 \| good
2026-09-08T01:00:00.000Z	33 \| good	4.26 \| good	18.876 \| good	35.649 \| good	1.78 \| good	7.488 \| good	0.14 \| good
2026-09-08T02:00:00.000Z	26 \| good	4.343 \| good	19.041 \| good	27.843 \| good	1.856 \| good	14.252 \| good	0.16 \| good
2026-09-08T03:00:00.000Z	27 \| good	4.205 \| good	18.229 \| good	27.479 \| good	1.999 \| good	29.357 \| good	0.206 \| good
2026-09-08T04:00:00.000Z	32 \| good	5.436 \| good	23.483 \| good	24.101 \| good	2.128 \| good	33.545 \| good	0.24 \| good
2026-09-08T05:00:00.000Z	38 \| good	6.589 \| good	29.119 \| good	21.179 \| good	2.218 \| good	34.615 \| good	0.272 \| good
2026-09-08T06:00:00.000Z	44 \| good	7.639 \| good	33.44 \| good	16.077 \| good	2.269 \| good	35.078 \| good	0.3 \| good
2026-09-08T07:00:00.000Z	49 \| good	9.426 \| good	41.923 \| good	12.399 \| good	2.196 \| good	34.323 \| good	0.326 \| good
2026-09-08T08:00:00.000Z	52 \| moderate	10.385 \| good	45.666 \| good	9.046 \| good	1.968 \| good	32.549 \| good	0.337 \| good
2026-09-08T09:00:00.000Z	54 \| moderate	11.275 \| good	50.012 \| good	5.25 \| good	1.737 \| good	30.44 \| good	0.329 \| good
2026-09-08T10:00:00.000Z	56 \| moderate	12.048 \| good	53.763 \| good	3.312 \| good	1.518 \| good	27.955 \| good	0.314 \| good
2026-09-08T11:00:00.000Z	58 \| moderate	12.955 \| fine	58.321 \| fine	3.006 \| good	1.319 \| good	25.372 \| good	0.3 \| good
2026-09-08T12:00:00.000Z	58 \| moderate	12.977 \| fine	58.187 \| fine	2.891 \| good	1.145 \| good	23.02 \| good	0.289 \| good
2026-09-08T13:00:00.000Z	58 \| moderate	13.408 \| fine	60.011 \| fine	2.32 \| good	1.014 \| good	21.082 \| good	0.281 \| good
2026-09-08T14:00:00.000Z	66 \| moderate	16.675 \| fine	73.842 \| fine	4.447 \| good	0.965 \| good	18.356 \| good	0.285 \| good
2026-09-08T15:00:00.000Z	69 \| moderate	19.274 \| fine	85.57 \| fine	10.7 \| good	1.015 \| good	16.659 \| good	0.3 \| good
2026-09-08T16:00:00.000Z	75 \| moderate	22.388 \| fine	98.585 \| fine	21.857 \| good	1.008 \| good	14.351 \| good	0.262 \| good
2026-09-08T17:00:00.000Z	81 \| moderate	24.979 \| fine	109.47 \| fine	36.193 \| good	1.071 \| good	13.534 \| good	0.204 \| good
2026-09-08T18:00:00.000Z	71 \| moderate	19.738 \| fine	87.291 \| fine	51.361 \| good	1.297 \| good	12.579 \| good	0.183 \| good
2026-09-08T19:00:00.000Z	77 \| moderate	13.507 \| fine	60.352 \| fine	63.159 \| fine	1.586 \| good	11.523 \| good	0.174 \| good
2026-09-08T20:00:00.000Z	115 \| sensitive	13.759 \| fine	61.861 \| fine	74.536 \| moderate	1.867 \| good	10.691 \| good	0.172 \| good
2026-09-08T21:00:00.000Z	136 \| sensitive	13.246 \| fine	59.527 \| fine	80.669 \| moderate	1.983 \| good	9.048 \| good	0.164 \| good
2026-09-08T22:00:00.000Z	133 \| sensitive	11.61 \| good	51.774 \| good	80.216 \| moderate	1.996 \| good	8.065 \| good	0.161 \| good
2026-09-08T23:00:00.000Z	93 \| moderate	9.067 \| good	39.875 \| good	67.505 \| fine	1.914 \| good	7.412 \| good	0.157 \| good
2026-09-09T00:00:00.000Z	64 \| moderate	6.626 \| good	29.199 \| good	58.58 \| fine	1.756 \| good	7.733 \| good	0.155 \| good
2026-09-09T01:00:00.000Z	44 \| good	7.709 \| good	34.043 \| good	47.96 \| good	1.572 \| good	10.303 \| good	0.161 \| good
2026-09-09T02:00:00.000Z	44 \| good	7.713 \| good	34.173 \| good	34.146 \| good	1.443 \| good	17.099 \| good	0.18 \| good
2026-09-09T03:00:00.000Z	33 \| good	6.253 \| good	27.74 \| good	30.9 \| good	1.423 \| good	27.298 \| good	0.209 \| good
2026-09-09T04:00:00.000Z	44 \| good	7.884 \| good	34.691 \| good	26.667 \| good	1.546 \| good	33.897 \| good	0.241 \| good
2026-09-09T05:00:00.000Z	44 \| good	7.812 \| good	34.283 \| good	23.975 \| good	1.727 \| good	35.275 \| good	0.279 \| good
2026-09-09T06:00:00.000Z	44 \| good	8.398 \| good	36.572 \| good	17.253 \| good	1.835 \| good	36.245 \| good	0.315 \| good
2026-09-09T07:00:00.000Z	52 \| moderate	9.802 \| good	43.735 \| good	12.208 \| good	1.781 \| good	36.61 \| good	0.341 \| good
2026-09-09T08:00:00.000Z	52 \| moderate	10.091 \| good	44.975 \| good	9.913 \| good	1.605 \| good	35.946 \| good	0.351 \| good
2026-09-09T09:00:00.000Z	52 \| moderate	9.61 \| good	42.931 \| good	8.15 \| good	1.422 \| good	35.053 \| good	0.344 \| good
2026-09-09T10:00:00.000Z	52 \| moderate	10.191 \| good	45.111 \| good	5.759 \| good	1.23 \| good	33.868 \| good	0.333 \| good
2026-09-09T11:00:00.000Z	52 \| moderate	9.667 \| good	42.97 \| good	4.819 \| good	1.058 \| good	32.473 \| good	0.322 \| good
2026-09-09T12:00:00.000Z	52 \| moderate	9.57 \| good	42.864 \| good	6.105 \| good	0.906 \| good	31.051 \| good	0.314 \| good
2026-09-09T13:00:00.000Z	54 \| moderate	10.548 \| good	46.554 \| good	4.656 \| good	0.791 \| good	29.75 \| good	0.31 \| good
2026-09-09T14:00:00.000Z	58 \| moderate	13.177 \| fine	59.172 \| fine	7.892 \| good	0.765 \| good	27.356 \| good	0.318 \| good

West Covina

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West Covina, California air quality map: Stay updated on AQI near you

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How accurate is California, USA air quality data?

Air quality and pollutant data for California, USA are sourced from ground-based monitors and satellites, adhering to US EPA standards. Machine learning and advanced algorithms enhance the data by incorporating local variables like traffic and population density, ensuring high accuracy and dependability.

Source: Ambee Data Sources

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Frequently asked questions

How often is air quality information updated for West Covina, California?

The air quality information for West Covina, California is updated every hour for accuracy.

What time in the last 24 hours was the air quality in West Covina, California at its worst?

In the past 24 hours, the air quality in West Covina, California was at its worst at 03:00:00 on 2026-09-07.

When did West Covina, California experience the best air quality in the last 24 hours?

In the last 24 hours, the best air quality in West Covina, California was observed at 01:00:00 on 2026-09-07.

What is the AQI in West Covina, California right now?

As of now, the AQI in West Covina, California is 27, indicating Good conditions.

What is the most common type of pollution in West Covina, California?

West Covina, California air has the highest levels of PM2.5.

What should I do in case of poor air quality in West Covina, California?

Poor air quality in West Covina, California means it's advisable to stay indoors and wear a mask for your protection.

What is the PM_2.5 level in West Covina, California at the moment?

PM_2.5 levels in West Covina, California are currently 5.229 μg/m³.

What is the PM₁₀ level in West Covina, California at the moment?

The PM₁₀ concentration in West Covina, California is 20.424 μg/m³ at the moment.

What is the carbon monoxide (CO) level in West Covina, California at the moment?

The current carbon monoxide (CO) concentration in West Covina, California is 0.474 ppm.

What is the sulfur dioxide (SO₂) level in West Covina, California at the moment?

Currently, West Covina, California has a sulfur dioxide (SO₂) concentration of 0.656 ppb.

What is the ozone (O₃) level in West Covina, California at the moment?

The current ozone (O₃) level in West Covina, California at the moment is 4.307 ppm.

What is the nitrogen dioxide (NO₂) level in West Covina, California at the moment?

Nitrogen dioxide (NO₂) level in West Covina, California at the moment is 5.672 ppb.

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Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-09-05T15:00:00.000Z	33 \| good	5.595 \| good	19.212 \| good	14.241 \| good	0.659 \| good	14.266 \| good	0.509 \| good
2026-09-05T16:00:00.000Z	33 \| good	6.198 \| good	25.633 \| good	19.225 \| good	0.628 \| good	11.617 \| good	0.477 \| good
2026-09-05T17:00:00.000Z	44 \| good	8.013 \| good	32.162 \| good	24.16 \| good	0.585 \| good	10.79 \| good	0.403 \| good
2026-09-05T18:00:00.000Z	49 \| good	8.874 \| good	35.604 \| good	30.518 \| good	0.579 \| good	10.94 \| good	0.427 \| good
2026-09-05T19:00:00.000Z	44 \| good	8.144 \| good	33.892 \| good	38.43 \| good	0.588 \| good	5.771 \| good	0.366 \| good
2026-09-05T20:00:00.000Z	40 \| good	6.065 \| good	26.71 \| good	42.794 \| good	0.562 \| good	3.546 \| good	0.331 \| good
2026-09-05T21:00:00.000Z	44 \| good	4.635 \| good	25.259 \| good	47.636 \| good	0.507 \| good	2.997 \| good	0.367 \| good
2026-09-05T22:00:00.000Z	45 \| good	4.228 \| good	19.77 \| good	49.424 \| good	0.459 \| good	2.736 \| good	0.331 \| good
2026-09-05T23:00:00.000Z	44 \| good	3.645 \| good	19.437 \| good	46.506 \| good	0.654 \| good	2.351 \| good	0.355 \| good
2026-09-06T00:00:00.000Z	41 \| good	1.849 \| good	11.967 \| good	43.903 \| good	0.763 \| good	2.412 \| good	0.33 \| good
2026-09-06T01:00:00.000Z	39 \| good	2.984 \| good	9.741 \| good	42.01 \| good	0.793 \| good	4.367 \| good	0.378 \| good
2026-09-06T02:00:00.000Z	36 \| good	3.345 \| good	16.533 \| good	39.495 \| good	0.662 \| good	7.71 \| good	0.413 \| good
2026-09-06T03:00:00.000Z	33 \| good	5.967 \| good	26.432 \| good	28.649 \| good	1.744 \| good	10.122 \| good	0.152 \| good
2026-09-06T04:00:00.000Z	38 \| good	7.164 \| good	28.878 \| good	33.788 \| good	0.555 \| good	12.689 \| good	0.497 \| good
2026-09-06T05:00:00.000Z	38 \| good	7.195 \| good	28.911 \| good	31.354 \| good	0.78 \| good	13.682 \| good	0.559 \| good
2026-09-06T06:00:00.000Z	33 \| good	6.186 \| good	22.89 \| good	29.446 \| good	0.577 \| good	13.853 \| good	0.582 \| good
2026-09-06T07:00:00.000Z	33 \| good	6.288 \| good	22.965 \| good	29.446 \| good	0.558 \| good	13.853 \| good	0.585 \| good
2026-09-06T08:00:00.000Z	52 \| moderate	9.633 \| good	39.332 \| good	23.365 \| good	0.564 \| good	15.446 \| good	0.62 \| good
2026-09-06T09:00:00.000Z	38 \| good	7.245 \| good	22.18 \| good	19.784 \| good	0.698 \| good	13.412 \| good	0.494 \| good
2026-09-06T10:00:00.000Z	38 \| good	6.963 \| good	22.654 \| good	19.533 \| good	0.699 \| good	13.412 \| good	0.494 \| good
2026-09-06T11:00:00.000Z	33 \| good	6.197 \| good	20.732 \| good	19.533 \| good	0.701 \| good	13.412 \| good	0.494 \| good
2026-09-06T12:00:00.000Z	49 \| good	8.995 \| good	34.491 \| good	12.028 \| good	0.552 \| good	18.187 \| good	0.494 \| good
2026-09-06T13:00:00.000Z	49 \| good	8.653 \| good	29.141 \| good	12.028 \| good	0.562 \| good	18.187 \| good	0.494 \| good
2026-09-06T14:00:00.000Z	49 \| good	8.945 \| good	32.181 \| good	15.152 \| good	0.44 \| good	12.34 \| good	0.456 \| good
2026-09-06T15:00:00.000Z	44 \| good	7.607 \| good	28.226 \| good	15.152 \| good	0.479 \| good	12.009 \| good	0.389 \| good
2026-09-06T16:00:00.000Z	44 \| good	8.194 \| good	27.185 \| good	15.414 \| good	0.413 \| good	10.767 \| good	0.369 \| good
2026-09-06T17:00:00.000Z	52 \| moderate	9.595 \| good	37.834 \| good	18.755 \| good	0.481 \| good	13.139 \| good	0.428 \| good
2026-09-06T18:00:00.000Z	52 \| moderate	9.558 \| good	37.446 \| good	19.76 \| good	0.42 \| good	11.882 \| good	0.425 \| good
2026-09-06T19:00:00.000Z	44 \| good	8.229 \| good	26.397 \| good	20.467 \| good	0.406 \| good	9.223 \| good	0.328 \| good
2026-09-06T20:00:00.000Z	38 \| good	6.855 \| good	23.545 \| good	18.543 \| good	0.377 \| good	5.858 \| good	0.332 \| good
2026-09-06T21:00:00.000Z	33 \| good	6.022 \| good	22.534 \| good	18.592 \| good	0.426 \| good	5.959 \| good	0.271 \| good
2026-09-06T22:00:00.000Z	44 \| good	7.543 \| good	27.755 \| good	17.592 \| good	0.41 \| good	7.712 \| good	0.271 \| good
2026-09-06T23:00:00.000Z	38 \| good	7.054 \| good	25.314 \| good	16.337 \| good	0.448 \| good	9.057 \| good	0.321 \| good
2026-09-07T00:00:00.000Z	49 \| good	8.749 \| good	34.183 \| good	14.56 \| good	0.46 \| good	8.986 \| good	0.329 \| good
2026-09-07T01:00:00.000Z	49 \| good	9.497 \| good	35.464 \| good	13.912 \| good	0.461 \| good	8.434 \| good	0.364 \| good
2026-09-07T02:00:00.000Z	38 \| good	6.527 \| good	27.048 \| good	13.613 \| good	0.383 \| good	7.18 \| good	0.373 \| good
2026-09-07T03:00:00.000Z	52 \| moderate	9.867 \| good	43.899 \| good	16.737 \| good	0.948 \| good	25.006 \| good	0.239 \| good
2026-09-07T04:00:00.000Z	33 \| good	5.829 \| good	21.386 \| good	7.729 \| good	0.446 \| good	11.208 \| good	0.499 \| good
2026-09-07T05:00:00.000Z	38 \| good	6.705 \| good	25.164 \| good	5.511 \| good	0.618 \| good	11.143 \| good	0.602 \| good
2026-09-07T06:00:00.000Z	38 \| good	7.299 \| good	29.069 \| good	3.587 \| good	0.507 \| good	11.613 \| good	0.617 \| good
2026-09-07T07:00:00.000Z	44 \| good	7.885 \| good	32.383 \| good	3.587 \| good	0.512 \| good	11.613 \| good	0.609 \| good
2026-09-07T08:00:00.000Z	38 \| good	6.755 \| good	23.978 \| good	3.802 \| good	0.58 \| good	10.722 \| good	0.524 \| good
2026-09-07T09:00:00.000Z	38 \| good	6.881 \| good	28.296 \| good	3.303 \| good	0.63 \| good	9.294 \| good	0.49 \| good
2026-09-07T10:00:00.000Z	33 \| good	6.497 \| good	25.831 \| good	2.709 \| good	0.582 \| good	8.923 \| good	0.409 \| good
2026-09-07T11:00:00.000Z	33 \| good	6.007 \| good	23.377 \| good	2.856 \| good	0.776 \| good	8.436 \| good	0.4 \| good
2026-09-07T12:00:00.000Z	27 \| good	5.259 \| good	20.753 \| good	3.326 \| good	0.614 \| good	7.323 \| good	0.501 \| good
2026-09-07T13:00:00.000Z	27 \| good	5.09 \| good	20.753 \| good	3.326 \| good	0.64 \| good	7.323 \| good	0.501 \| good
2026-09-07T14:00:00.000Z	27 \| good	5.229 \| good	20.424 \| good	4.307 \| good	0.656 \| good	5.672 \| good	0.474 \| good
2026-09-07T15:00:00.000Z	62 \| moderate	14.735 \| fine	65.919 \| fine	10.261 \| good	0.831 \| good	17.413 \| good	0.259 \| good
2026-09-07T16:00:00.000Z	60 \| moderate	13.896 \| fine	62.179 \| fine	15.487 \| good	0.921 \| good	15.583 \| good	0.229 \| good
2026-09-07T17:00:00.000Z	66 \| moderate	16.678 \| fine	73.895 \| fine	25.359 \| good	0.875 \| good	12.098 \| good	0.172 \| good
2026-09-07T18:00:00.000Z	67 \| moderate	17.94 \| fine	78.985 \| fine	36.382 \| good	0.98 \| good	7.35 \| good	0.136 \| good
2026-09-07T19:00:00.000Z	66 \| moderate	17.435 \| fine	77.924 \| fine	48.189 \| good	1.102 \| good	6.113 \| good	0.13 \| good
2026-09-07T20:00:00.000Z	67 \| moderate	10.798 \| good	47.621 \| good	59.927 \| fine	1.289 \| good	5.386 \| good	0.13 \| good
2026-09-07T21:00:00.000Z	100 \| moderate	8.215 \| good	36.332 \| good	69.765 \| fine	1.431 \| good	4.837 \| good	0.13 \| good
2026-09-07T22:00:00.000Z	105 \| sensitive	10.421 \| good	46.009 \| good	71.838 \| moderate	1.563 \| good	4.501 \| good	0.13 \| good
2026-09-07T23:00:00.000Z	61 \| moderate	9.643 \| good	42.863 \| good	58.287 \| fine	1.696 \| good	4.429 \| good	0.132 \| good
2026-09-08T00:00:00.000Z	44 \| good	6.31 \| good	28.012 \| good	47.211 \| good	1.714 \| good	5.096 \| good	0.132 \| good
2026-09-08T01:00:00.000Z	33 \| good	4.26 \| good	18.876 \| good	35.649 \| good	1.78 \| good	7.488 \| good	0.14 \| good
2026-09-08T02:00:00.000Z	26 \| good	4.343 \| good	19.041 \| good	27.843 \| good	1.856 \| good	14.252 \| good	0.16 \| good
2026-09-08T03:00:00.000Z	27 \| good	4.205 \| good	18.229 \| good	27.479 \| good	1.999 \| good	29.357 \| good	0.206 \| good
2026-09-08T04:00:00.000Z	32 \| good	5.436 \| good	23.483 \| good	24.101 \| good	2.128 \| good	33.545 \| good	0.24 \| good
2026-09-08T05:00:00.000Z	38 \| good	6.589 \| good	29.119 \| good	21.179 \| good	2.218 \| good	34.615 \| good	0.272 \| good
2026-09-08T06:00:00.000Z	44 \| good	7.639 \| good	33.44 \| good	16.077 \| good	2.269 \| good	35.078 \| good	0.3 \| good
2026-09-08T07:00:00.000Z	49 \| good	9.426 \| good	41.923 \| good	12.399 \| good	2.196 \| good	34.323 \| good	0.326 \| good
2026-09-08T08:00:00.000Z	52 \| moderate	10.385 \| good	45.666 \| good	9.046 \| good	1.968 \| good	32.549 \| good	0.337 \| good
2026-09-08T09:00:00.000Z	54 \| moderate	11.275 \| good	50.012 \| good	5.25 \| good	1.737 \| good	30.44 \| good	0.329 \| good
2026-09-08T10:00:00.000Z	56 \| moderate	12.048 \| good	53.763 \| good	3.312 \| good	1.518 \| good	27.955 \| good	0.314 \| good
2026-09-08T11:00:00.000Z	58 \| moderate	12.955 \| fine	58.321 \| fine	3.006 \| good	1.319 \| good	25.372 \| good	0.3 \| good
2026-09-08T12:00:00.000Z	58 \| moderate	12.977 \| fine	58.187 \| fine	2.891 \| good	1.145 \| good	23.02 \| good	0.289 \| good
2026-09-08T13:00:00.000Z	58 \| moderate	13.408 \| fine	60.011 \| fine	2.32 \| good	1.014 \| good	21.082 \| good	0.281 \| good
2026-09-08T14:00:00.000Z	66 \| moderate	16.675 \| fine	73.842 \| fine	4.447 \| good	0.965 \| good	18.356 \| good	0.285 \| good
2026-09-08T15:00:00.000Z	69 \| moderate	19.274 \| fine	85.57 \| fine	10.7 \| good	1.015 \| good	16.659 \| good	0.3 \| good
2026-09-08T16:00:00.000Z	75 \| moderate	22.388 \| fine	98.585 \| fine	21.857 \| good	1.008 \| good	14.351 \| good	0.262 \| good
2026-09-08T17:00:00.000Z	81 \| moderate	24.979 \| fine	109.47 \| fine	36.193 \| good	1.071 \| good	13.534 \| good	0.204 \| good
2026-09-08T18:00:00.000Z	71 \| moderate	19.738 \| fine	87.291 \| fine	51.361 \| good	1.297 \| good	12.579 \| good	0.183 \| good
2026-09-08T19:00:00.000Z	77 \| moderate	13.507 \| fine	60.352 \| fine	63.159 \| fine	1.586 \| good	11.523 \| good	0.174 \| good
2026-09-08T20:00:00.000Z	115 \| sensitive	13.759 \| fine	61.861 \| fine	74.536 \| moderate	1.867 \| good	10.691 \| good	0.172 \| good
2026-09-08T21:00:00.000Z	136 \| sensitive	13.246 \| fine	59.527 \| fine	80.669 \| moderate	1.983 \| good	9.048 \| good	0.164 \| good
2026-09-08T22:00:00.000Z	133 \| sensitive	11.61 \| good	51.774 \| good	80.216 \| moderate	1.996 \| good	8.065 \| good	0.161 \| good
2026-09-08T23:00:00.000Z	93 \| moderate	9.067 \| good	39.875 \| good	67.505 \| fine	1.914 \| good	7.412 \| good	0.157 \| good
2026-09-09T00:00:00.000Z	64 \| moderate	6.626 \| good	29.199 \| good	58.58 \| fine	1.756 \| good	7.733 \| good	0.155 \| good
2026-09-09T01:00:00.000Z	44 \| good	7.709 \| good	34.043 \| good	47.96 \| good	1.572 \| good	10.303 \| good	0.161 \| good
2026-09-09T02:00:00.000Z	44 \| good	7.713 \| good	34.173 \| good	34.146 \| good	1.443 \| good	17.099 \| good	0.18 \| good
2026-09-09T03:00:00.000Z	33 \| good	6.253 \| good	27.74 \| good	30.9 \| good	1.423 \| good	27.298 \| good	0.209 \| good
2026-09-09T04:00:00.000Z	44 \| good	7.884 \| good	34.691 \| good	26.667 \| good	1.546 \| good	33.897 \| good	0.241 \| good
2026-09-09T05:00:00.000Z	44 \| good	7.812 \| good	34.283 \| good	23.975 \| good	1.727 \| good	35.275 \| good	0.279 \| good
2026-09-09T06:00:00.000Z	44 \| good	8.398 \| good	36.572 \| good	17.253 \| good	1.835 \| good	36.245 \| good	0.315 \| good
2026-09-09T07:00:00.000Z	52 \| moderate	9.802 \| good	43.735 \| good	12.208 \| good	1.781 \| good	36.61 \| good	0.341 \| good
2026-09-09T08:00:00.000Z	52 \| moderate	10.091 \| good	44.975 \| good	9.913 \| good	1.605 \| good	35.946 \| good	0.351 \| good
2026-09-09T09:00:00.000Z	52 \| moderate	9.61 \| good	42.931 \| good	8.15 \| good	1.422 \| good	35.053 \| good	0.344 \| good
2026-09-09T10:00:00.000Z	52 \| moderate	10.191 \| good	45.111 \| good	5.759 \| good	1.23 \| good	33.868 \| good	0.333 \| good
2026-09-09T11:00:00.000Z	52 \| moderate	9.667 \| good	42.97 \| good	4.819 \| good	1.058 \| good	32.473 \| good	0.322 \| good
2026-09-09T12:00:00.000Z	52 \| moderate	9.57 \| good	42.864 \| good	6.105 \| good	0.906 \| good	31.051 \| good	0.314 \| good
2026-09-09T13:00:00.000Z	54 \| moderate	10.548 \| good	46.554 \| good	4.656 \| good	0.791 \| good	29.75 \| good	0.31 \| good
2026-09-09T14:00:00.000Z	58 \| moderate	13.177 \| fine	59.172 \| fine	7.892 \| good	0.765 \| good	27.356 \| good	0.318 \| good

Live air quality index in West Covina, California today

Major air pollutants in West Covina, California

Particulate Matter2.5 (PM2.5)

Particulate Matter10 (PM10)

Ozone (O3)

Sulfur Dioxide (SO2)

Nitrogen Dioxide (NO2)

Carbon Monoxide (CO)

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West Covina, California air quality map: Stay updated on AQI near you

Air quality in nearby cities

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West Puente Valley, California

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Frequently asked questions

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What is the nitrogen dioxide (NO2) level in West Covina, California at the moment?

Particulate Matter_2.5 (PM_2.5)

Particulate Matter₁₀ (PM₁₀)

Ozone (O₃)

Sulfur Dioxide (SO₂)

Nitrogen Dioxide (NO₂)

What is the PM_2.5 level in West Covina, California at the moment?

What is the PM₁₀ level in West Covina, California at the moment?

What is the sulfur dioxide (SO₂) level in West Covina, California at the moment?

What is the ozone (O₃) level in West Covina, California at the moment?

What is the nitrogen dioxide (NO₂) level in West Covina, California at the moment?