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 0.338 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 10.126 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 22.493 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 24.936 μg/m3.

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

The PM10 concentration in West Covina, California is 74.615 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)

Moderate

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)

24.94 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

74.61 μg/m³

155

255

425

605+

Ozone (O₃)

10.13 ppb

201

201+

Sulfur Dioxide (SO₂)

0.34 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

22.49 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.43 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
2026-01-21T06:00:00.000Z	67 \| moderate	17.715 \| fine	68.208 \| fine	15.61 \| good	0.411 \| good	26.332 \| good	0.879 \| good
2026-01-21T07:00:00.000Z	66 \| moderate	16.729 \| fine	74.71 \| fine	12.634 \| good	0.451 \| good	26.332 \| good	0.881 \| good
2026-01-21T08:00:00.000Z	107 \| sensitive	38.215 \| moderate	148.416 \| fine	10.874 \| good	0.467 \| good	23.663 \| good	0.593 \| good
2026-01-21T09:00:00.000Z	88 \| moderate	27.624 \| fine	128.689 \| fine	11.83 \| good	0.294 \| good	11.782 \| good	0.503 \| good
2026-01-21T10:00:00.000Z	88 \| moderate	28.539 \| fine	124.162 \| fine	8.531 \| good	0.353 \| good	18.328 \| good	0.487 \| good
2026-01-21T11:00:00.000Z	97 \| moderate	33.65 \| fine	129.118 \| fine	9.982 \| good	0.482 \| good	20.576 \| good	0.517 \| good
2026-01-21T12:00:00.000Z	105 \| sensitive	37.151 \| moderate	141.826 \| fine	9.745 \| good	0.406 \| good	23.316 \| good	0.439 \| good
2026-01-21T13:00:00.000Z	107 \| sensitive	37.785 \| moderate	138.24 \| fine	9.745 \| good	0.35 \| good	23.316 \| good	0.439 \| good
2026-01-21T14:00:00.000Z	107 \| sensitive	37.71 \| moderate	149.023 \| fine	6.533 \| good	0.684 \| good	26.415 \| good	0.486 \| good
2026-01-21T15:00:00.000Z	99 \| moderate	35.078 \| fine	150.699 \| fine	9.9 \| good	0.484 \| good	25.535 \| good	0.557 \| good
2026-01-21T16:00:00.000Z	94 \| moderate	31.911 \| fine	132.2 \| fine	6.895 \| good	0.586 \| good	22.83 \| good	0.698 \| good
2026-01-21T17:00:00.000Z	96 \| moderate	32.615 \| fine	132.865 \| fine	8.429 \| good	0.427 \| good	22.676 \| good	0.695 \| good
2026-01-21T18:00:00.000Z	97 \| moderate	34.433 \| fine	144.737 \| fine	10.236 \| good	0.416 \| good	22.696 \| good	0.713 \| good
2026-01-21T19:00:00.000Z	96 \| moderate	33.018 \| fine	143.457 \| fine	12.211 \| good	0.448 \| good	27.011 \| good	0.739 \| good
2026-01-21T20:00:00.000Z	97 \| moderate	34.477 \| fine	142.795 \| fine	15.524 \| good	0.45 \| good	28.038 \| good	0.651 \| good
2026-01-21T21:00:00.000Z	105 \| sensitive	37.252 \| moderate	154.653 \| fine	16.125 \| good	0.467 \| good	30.532 \| good	0.664 \| good
2026-01-21T22:00:00.000Z	96 \| moderate	32.895 \| fine	132.197 \| fine	16.713 \| good	0.647 \| good	31.561 \| good	0.666 \| good
2026-01-21T23:00:00.000Z	97 \| moderate	34.01 \| fine	137.352 \| fine	16.477 \| good	0.462 \| good	32.125 \| good	0.54 \| good
2026-01-22T00:00:00.000Z	97 \| moderate	33.874 \| fine	131.686 \| fine	13.516 \| good	0.412 \| good	32.356 \| good	0.54 \| good
2026-01-22T01:00:00.000Z	97 \| moderate	34.329 \| fine	129.253 \| fine	11.757 \| good	0.357 \| good	32.004 \| good	0.579 \| good
2026-01-22T02:00:00.000Z	99 \| moderate	34.767 \| fine	129.062 \| fine	10.396 \| good	0.314 \| good	33.678 \| good	0.627 \| good
2026-01-22T03:00:00.000Z	105 \| sensitive	36.512 \| moderate	126.848 \| fine	9.376 \| good	0.444 \| good	32.219 \| good	0.676 \| good
2026-01-22T04:00:00.000Z	105 \| sensitive	37.216 \| moderate	133.53 \| fine	7.477 \| good	0.494 \| good	34.903 \| good	0.659 \| good
2026-01-22T05:00:00.000Z	105 \| sensitive	37.226 \| moderate	129.314 \| fine	6.755 \| good	0.747 \| good	34.692 \| good	0.7 \| good
2026-01-22T06:00:00.000Z	110 \| sensitive	38.857 \| moderate	134.649 \| fine	5.831 \| good	0.563 \| good	35.795 \| good	0.759 \| good
2026-01-22T07:00:00.000Z	119 \| sensitive	43.022 \| moderate	146.798 \| fine	5.831 \| good	0.601 \| good	32.805 \| good	0.874 \| good
2026-01-22T08:00:00.000Z	102 \| sensitive	36.132 \| moderate	127.438 \| fine	6.859 \| good	0.629 \| good	32.155 \| good	0.794 \| good
2026-01-22T09:00:00.000Z	129 \| sensitive	47.233 \| moderate	157.148 \| moderate	4.477 \| good	0.608 \| good	30.74 \| good	0.721 \| good
2026-01-22T10:00:00.000Z	112 \| sensitive	39.647 \| moderate	149.95 \| fine	4.618 \| good	0.593 \| good	31.385 \| good	0.663 \| good
2026-01-22T11:00:00.000Z	107 \| sensitive	38.006 \| moderate	144.836 \| fine	4.38 \| good	0.513 \| good	29.637 \| good	0.511 \| good
2026-01-22T12:00:00.000Z	124 \| sensitive	44.957 \| moderate	182.227 \| moderate	3.269 \| good	0.652 \| good	27.56 \| good	0.535 \| good
2026-01-22T13:00:00.000Z	115 \| sensitive	40.579 \| moderate	146.815 \| fine	2.475 \| good	0.651 \| good	27.56 \| good	0.535 \| good
2026-01-22T14:00:00.000Z	110 \| sensitive	38.95 \| moderate	144.169 \| fine	4.775 \| good	0.5 \| good	24.662 \| good	0.658 \| good
2026-01-22T15:00:00.000Z	110 \| sensitive	38.876 \| moderate	152.565 \| fine	4.317 \| good	0.6 \| good	26.012 \| good	0.717 \| good
2026-01-22T16:00:00.000Z	110 \| sensitive	39.231 \| moderate	153.025 \| fine	4.49 \| good	0.704 \| good	24.716 \| good	0.766 \| good
2026-01-22T17:00:00.000Z	119 \| sensitive	43.397 \| moderate	157.101 \| moderate	6.875 \| good	0.784 \| good	26.578 \| good	0.734 \| good
2026-01-22T18:00:00.000Z	142 \| sensitive	51.804 \| moderate	199.74 \| moderate	8.972 \| good	0.428 \| good	26.107 \| good	0.667 \| good
2026-01-22T19:00:00.000Z	132 \| sensitive	47.637 \| moderate	158.939 \| moderate	11.097 \| good	0.394 \| good	29.958 \| good	0.694 \| good
2026-01-22T20:00:00.000Z	110 \| sensitive	39.427 \| moderate	144.581 \| fine	12.174 \| good	0.324 \| good	29.241 \| good	0.539 \| good
2026-01-22T21:00:00.000Z	107 \| sensitive	38.439 \| moderate	146.196 \| fine	14.288 \| good	0.434 \| good	24.674 \| good	0.502 \| good
2026-01-22T22:00:00.000Z	107 \| sensitive	37.546 \| moderate	136.077 \| fine	16.46 \| good	0.535 \| good	20.286 \| good	0.478 \| good
2026-01-22T23:00:00.000Z	97 \| moderate	33.904 \| fine	106.159 \| fine	14.942 \| good	0.529 \| good	23.399 \| good	0.489 \| good
2026-01-23T00:00:00.000Z	86 \| moderate	27.939 \| fine	90.118 \| fine	14.013 \| good	0.335 \| good	24.808 \| good	0.513 \| good
2026-01-23T01:00:00.000Z	90 \| moderate	30.355 \| fine	90.742 \| fine	13.068 \| good	0.36 \| good	27.744 \| good	0.453 \| good
2026-01-23T02:00:00.000Z	81 \| moderate	24.811 \| fine	83.218 \| fine	14.308 \| good	0.366 \| good	24.128 \| good	0.481 \| good
2026-01-23T03:00:00.000Z	79 \| moderate	23.873 \| fine	79.962 \| fine	12.38 \| good	0.245 \| good	22.853 \| good	0.476 \| good
2026-01-23T04:00:00.000Z	79 \| moderate	24.16 \| fine	80.823 \| fine	10.64 \| good	0.337 \| good	22.784 \| good	0.427 \| good
2026-01-23T05:00:00.000Z	81 \| moderate	24.936 \| fine	74.615 \| fine	10.126 \| good	0.338 \| good	22.493 \| good	0.432 \| good
2026-01-23T06:00:00.000Z	79 \| moderate	23.857 \| fine	104.456 \| fine	2.426 \| good	6.809 \| good	38.58 \| good	0.604 \| good
2026-01-23T07:00:00.000Z	79 \| moderate	24.16 \| fine	105.825 \| fine	2.332 \| good	6.523 \| good	37.953 \| good	0.588 \| good
2026-01-23T08:00:00.000Z	79 \| moderate	24.259 \| fine	105.618 \| fine	3.565 \| good	6.237 \| good	37.326 \| good	0.572 \| good
2026-01-23T09:00:00.000Z	79 \| moderate	24.091 \| fine	105.315 \| fine	4.167 \| good	5.951 \| good	36.699 \| good	0.557 \| good
2026-01-23T10:00:00.000Z	79 \| moderate	24.304 \| fine	105.725 \| fine	2.847 \| good	5.942 \| good	35.579 \| good	0.53 \| good
2026-01-23T11:00:00.000Z	81 \| moderate	25.283 \| fine	109.975 \| fine	3.157 \| good	5.933 \| good	34.459 \| good	0.503 \| good
2026-01-23T12:00:00.000Z	86 \| moderate	28.305 \| fine	123.108 \| fine	2.369 \| good	5.924 \| good	33.339 \| good	0.475 \| good
2026-01-23T13:00:00.000Z	86 \| moderate	27.946 \| fine	121.506 \| fine	2.615 \| good	6.454 \| good	33.556 \| good	0.481 \| good
2026-01-23T14:00:00.000Z	81 \| moderate	25.138 \| fine	109.3 \| fine	2.517 \| good	6.984 \| good	33.773 \| good	0.486 \| good
2026-01-23T15:00:00.000Z	90 \| moderate	30.039 \| fine	130.299 \| fine	2.751 \| good	7.514 \| good	33.99 \| good	0.492 \| good
2026-01-23T16:00:00.000Z	82 \| moderate	26.379 \| fine	114.782 \| fine	5.776 \| good	8.057 \| good	32.262 \| good	0.432 \| good
2026-01-23T17:00:00.000Z	77 \| moderate	23.422 \| fine	102.671 \| fine	10.704 \| good	8.6 \| good	30.533 \| good	0.373 \| good
2026-01-23T18:00:00.000Z	73 \| moderate	21.056 \| fine	92.53 \| fine	16.638 \| good	9.142 \| good	28.805 \| good	0.313 \| good
2026-01-23T19:00:00.000Z	62 \| moderate	15.251 \| fine	67.824 \| fine	25.945 \| good	7.577 \| good	25.315 \| good	0.273 \| good
2026-01-23T20:00:00.000Z	49 \| good	9.133 \| good	40.321 \| good	30.002 \| good	6.012 \| good	21.825 \| good	0.232 \| good
2026-01-23T21:00:00.000Z	38 \| good	6.682 \| good	29.156 \| good	29.678 \| good	4.447 \| good	18.335 \| good	0.191 \| good
2026-01-23T22:00:00.000Z	33 \| good	6.163 \| good	27.031 \| good	29.496 \| good	5.246 \| good	20.103 \| good	0.193 \| good
2026-01-23T23:00:00.000Z	27 \| good	5.443 \| good	23.387 \| good	28.407 \| good	6.045 \| good	21.87 \| good	0.195 \| good
2026-01-24T00:00:00.000Z	27 \| good	3.567 \| good	15.539 \| good	29.314 \| good	6.844 \| good	23.638 \| good	0.197 \| good
2026-01-24T01:00:00.000Z	28 \| good	3.848 \| good	16.69 \| good	30.097 \| good	7.267 \| good	30.045 \| good	0.238 \| good
2026-01-24T02:00:00.000Z	38 \| good	7.303 \| good	32.481 \| good	25.825 \| good	7.689 \| good	36.453 \| good	0.278 \| good
2026-01-24T03:00:00.000Z	56 \| moderate	11.595 \| good	51.728 \| good	17.807 \| good	8.112 \| good	42.86 \| good	0.319 \| good
2026-01-24T04:00:00.000Z	60 \| moderate	14.019 \| fine	62.67 \| fine	11.311 \| good	8.651 \| good	41.958 \| good	0.328 \| good
2026-01-24T05:00:00.000Z	60 \| moderate	14.433 \| fine	64.857 \| fine	6.546 \| good	9.189 \| good	41.056 \| good	0.338 \| good
2026-01-24T06:00:00.000Z	66 \| moderate	16.92 \| fine	74.907 \| fine	6.388 \| good	9.728 \| good	40.153 \| good	0.347 \| good
2026-01-24T07:00:00.000Z	64 \| moderate	15.701 \| fine	69.645 \| fine	6.952 \| good	9.471 \| good	37.131 \| good	0.307 \| good
2026-01-24T08:00:00.000Z	66 \| moderate	17.019 \| fine	75.416 \| fine	8.142 \| good	9.214 \| good	34.108 \| good	0.267 \| good
2026-01-24T09:00:00.000Z	69 \| moderate	19.289 \| fine	85.302 \| fine	6.314 \| good	8.958 \| good	31.086 \| good	0.227 \| good
2026-01-24T10:00:00.000Z	69 \| moderate	19.075 \| fine	83.656 \| fine	6.246 \| good	8.645 \| good	29.639 \| good	0.216 \| good
2026-01-24T11:00:00.000Z	67 \| moderate	18.018 \| fine	79.549 \| fine	6.072 \| good	8.333 \| good	28.192 \| good	0.205 \| good
2026-01-24T12:00:00.000Z	69 \| moderate	19.16 \| fine	84.552 \| fine	5 \| good	8.021 \| good	26.745 \| good	0.194 \| good
2026-01-24T13:00:00.000Z	71 \| moderate	20.195 \| fine	88.764 \| fine	5.368 \| good	8.109 \| good	26.601 \| good	0.2 \| good
2026-01-24T14:00:00.000Z	69 \| moderate	19.259 \| fine	84.952 \| fine	5.111 \| good	8.197 \| good	26.457 \| good	0.206 \| good
2026-01-24T15:00:00.000Z	77 \| moderate	22.895 \| fine	100.048 \| fine	4.448 \| good	8.285 \| good	26.312 \| good	0.212 \| good
2026-01-24T16:00:00.000Z	71 \| moderate	20.491 \| fine	89.952 \| fine	8.623 \| good	7.528 \| good	21.962 \| good	0.204 \| good
2026-01-24T17:00:00.000Z	67 \| moderate	17.604 \| fine	78.272 \| fine	17.563 \| good	6.772 \| good	17.612 \| good	0.196 \| good
2026-01-24T18:00:00.000Z	54 \| moderate	11.409 \| good	51.125 \| good	25.69 \| good	6.015 \| good	13.262 \| good	0.189 \| good
2026-01-24T19:00:00.000Z	49 \| good	8.539 \| good	37.555 \| good	32.305 \| good	5.416 \| good	11.898 \| good	0.18 \| good
2026-01-24T20:00:00.000Z	44 \| good	7.63 \| good	33.515 \| good	36.392 \| good	4.818 \| good	10.533 \| good	0.172 \| good
2026-01-24T21:00:00.000Z	44 \| good	7.653 \| good	33.878 \| good	37.858 \| good	4.219 \| good	9.168 \| good	0.163 \| good
2026-01-24T22:00:00.000Z	49 \| good	9.301 \| good	41.277 \| good	40.403 \| good	4.381 \| good	10.063 \| good	0.167 \| good
2026-01-24T23:00:00.000Z	54 \| moderate	10.763 \| good	48.149 \| good	43.334 \| good	4.543 \| good	10.958 \| good	0.172 \| good
2026-01-25T00:00:00.000Z	64 \| moderate	16.146 \| fine	17.089 \| good	39.079 \| good	4.814 \| good	12.125 \| good	0.177 \| good
2026-01-25T01:00:00.000Z	60 \| moderate	14.005 \| fine	62.146 \| fine	39.282 \| good	4.752 \| good	18.961 \| good	0.212 \| good
2026-01-25T02:00:00.000Z	62 \| moderate	15.479 \| fine	69.49 \| fine	31.211 \| good	4.799 \| good	26.07 \| good	0.248 \| good
2026-01-25T03:00:00.000Z	64 \| moderate	15.538 \| fine	68.841 \| fine	23.995 \| good	4.846 \| good	33.178 \| good	0.284 \| good
2026-01-25T04:00:00.000Z	62 \| moderate	15.069 \| fine	66.982 \| fine	17.696 \| good	5.447 \| good	32.312 \| good	0.331 \| good
2026-01-25T05:00:00.000Z	60 \| moderate	13.829 \| fine	61.173 \| fine	13.402 \| good	6.049 \| good	31.446 \| good	0.377 \| good

West Covina

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

0.43ppm

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 06:00:00 on 2026-01-22.

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 04:00:00 on 2026-01-23.

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

As of now, the AQI in West Covina, California is 81, indicating Moderate 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 24.936 μg/m³.

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

The PM₁₀ concentration in West Covina, California is 74.615 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 0.432 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 0.338 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 10.126 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 22.493 ppb.

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Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-01-21T06:00:00.000Z	67 \| moderate	17.715 \| fine	68.208 \| fine	15.61 \| good	0.411 \| good	26.332 \| good	0.879 \| good
2026-01-21T07:00:00.000Z	66 \| moderate	16.729 \| fine	74.71 \| fine	12.634 \| good	0.451 \| good	26.332 \| good	0.881 \| good
2026-01-21T08:00:00.000Z	107 \| sensitive	38.215 \| moderate	148.416 \| fine	10.874 \| good	0.467 \| good	23.663 \| good	0.593 \| good
2026-01-21T09:00:00.000Z	88 \| moderate	27.624 \| fine	128.689 \| fine	11.83 \| good	0.294 \| good	11.782 \| good	0.503 \| good
2026-01-21T10:00:00.000Z	88 \| moderate	28.539 \| fine	124.162 \| fine	8.531 \| good	0.353 \| good	18.328 \| good	0.487 \| good
2026-01-21T11:00:00.000Z	97 \| moderate	33.65 \| fine	129.118 \| fine	9.982 \| good	0.482 \| good	20.576 \| good	0.517 \| good
2026-01-21T12:00:00.000Z	105 \| sensitive	37.151 \| moderate	141.826 \| fine	9.745 \| good	0.406 \| good	23.316 \| good	0.439 \| good
2026-01-21T13:00:00.000Z	107 \| sensitive	37.785 \| moderate	138.24 \| fine	9.745 \| good	0.35 \| good	23.316 \| good	0.439 \| good
2026-01-21T14:00:00.000Z	107 \| sensitive	37.71 \| moderate	149.023 \| fine	6.533 \| good	0.684 \| good	26.415 \| good	0.486 \| good
2026-01-21T15:00:00.000Z	99 \| moderate	35.078 \| fine	150.699 \| fine	9.9 \| good	0.484 \| good	25.535 \| good	0.557 \| good
2026-01-21T16:00:00.000Z	94 \| moderate	31.911 \| fine	132.2 \| fine	6.895 \| good	0.586 \| good	22.83 \| good	0.698 \| good
2026-01-21T17:00:00.000Z	96 \| moderate	32.615 \| fine	132.865 \| fine	8.429 \| good	0.427 \| good	22.676 \| good	0.695 \| good
2026-01-21T18:00:00.000Z	97 \| moderate	34.433 \| fine	144.737 \| fine	10.236 \| good	0.416 \| good	22.696 \| good	0.713 \| good
2026-01-21T19:00:00.000Z	96 \| moderate	33.018 \| fine	143.457 \| fine	12.211 \| good	0.448 \| good	27.011 \| good	0.739 \| good
2026-01-21T20:00:00.000Z	97 \| moderate	34.477 \| fine	142.795 \| fine	15.524 \| good	0.45 \| good	28.038 \| good	0.651 \| good
2026-01-21T21:00:00.000Z	105 \| sensitive	37.252 \| moderate	154.653 \| fine	16.125 \| good	0.467 \| good	30.532 \| good	0.664 \| good
2026-01-21T22:00:00.000Z	96 \| moderate	32.895 \| fine	132.197 \| fine	16.713 \| good	0.647 \| good	31.561 \| good	0.666 \| good
2026-01-21T23:00:00.000Z	97 \| moderate	34.01 \| fine	137.352 \| fine	16.477 \| good	0.462 \| good	32.125 \| good	0.54 \| good
2026-01-22T00:00:00.000Z	97 \| moderate	33.874 \| fine	131.686 \| fine	13.516 \| good	0.412 \| good	32.356 \| good	0.54 \| good
2026-01-22T01:00:00.000Z	97 \| moderate	34.329 \| fine	129.253 \| fine	11.757 \| good	0.357 \| good	32.004 \| good	0.579 \| good
2026-01-22T02:00:00.000Z	99 \| moderate	34.767 \| fine	129.062 \| fine	10.396 \| good	0.314 \| good	33.678 \| good	0.627 \| good
2026-01-22T03:00:00.000Z	105 \| sensitive	36.512 \| moderate	126.848 \| fine	9.376 \| good	0.444 \| good	32.219 \| good	0.676 \| good
2026-01-22T04:00:00.000Z	105 \| sensitive	37.216 \| moderate	133.53 \| fine	7.477 \| good	0.494 \| good	34.903 \| good	0.659 \| good
2026-01-22T05:00:00.000Z	105 \| sensitive	37.226 \| moderate	129.314 \| fine	6.755 \| good	0.747 \| good	34.692 \| good	0.7 \| good
2026-01-22T06:00:00.000Z	110 \| sensitive	38.857 \| moderate	134.649 \| fine	5.831 \| good	0.563 \| good	35.795 \| good	0.759 \| good
2026-01-22T07:00:00.000Z	119 \| sensitive	43.022 \| moderate	146.798 \| fine	5.831 \| good	0.601 \| good	32.805 \| good	0.874 \| good
2026-01-22T08:00:00.000Z	102 \| sensitive	36.132 \| moderate	127.438 \| fine	6.859 \| good	0.629 \| good	32.155 \| good	0.794 \| good
2026-01-22T09:00:00.000Z	129 \| sensitive	47.233 \| moderate	157.148 \| moderate	4.477 \| good	0.608 \| good	30.74 \| good	0.721 \| good
2026-01-22T10:00:00.000Z	112 \| sensitive	39.647 \| moderate	149.95 \| fine	4.618 \| good	0.593 \| good	31.385 \| good	0.663 \| good
2026-01-22T11:00:00.000Z	107 \| sensitive	38.006 \| moderate	144.836 \| fine	4.38 \| good	0.513 \| good	29.637 \| good	0.511 \| good
2026-01-22T12:00:00.000Z	124 \| sensitive	44.957 \| moderate	182.227 \| moderate	3.269 \| good	0.652 \| good	27.56 \| good	0.535 \| good
2026-01-22T13:00:00.000Z	115 \| sensitive	40.579 \| moderate	146.815 \| fine	2.475 \| good	0.651 \| good	27.56 \| good	0.535 \| good
2026-01-22T14:00:00.000Z	110 \| sensitive	38.95 \| moderate	144.169 \| fine	4.775 \| good	0.5 \| good	24.662 \| good	0.658 \| good
2026-01-22T15:00:00.000Z	110 \| sensitive	38.876 \| moderate	152.565 \| fine	4.317 \| good	0.6 \| good	26.012 \| good	0.717 \| good
2026-01-22T16:00:00.000Z	110 \| sensitive	39.231 \| moderate	153.025 \| fine	4.49 \| good	0.704 \| good	24.716 \| good	0.766 \| good
2026-01-22T17:00:00.000Z	119 \| sensitive	43.397 \| moderate	157.101 \| moderate	6.875 \| good	0.784 \| good	26.578 \| good	0.734 \| good
2026-01-22T18:00:00.000Z	142 \| sensitive	51.804 \| moderate	199.74 \| moderate	8.972 \| good	0.428 \| good	26.107 \| good	0.667 \| good
2026-01-22T19:00:00.000Z	132 \| sensitive	47.637 \| moderate	158.939 \| moderate	11.097 \| good	0.394 \| good	29.958 \| good	0.694 \| good
2026-01-22T20:00:00.000Z	110 \| sensitive	39.427 \| moderate	144.581 \| fine	12.174 \| good	0.324 \| good	29.241 \| good	0.539 \| good
2026-01-22T21:00:00.000Z	107 \| sensitive	38.439 \| moderate	146.196 \| fine	14.288 \| good	0.434 \| good	24.674 \| good	0.502 \| good
2026-01-22T22:00:00.000Z	107 \| sensitive	37.546 \| moderate	136.077 \| fine	16.46 \| good	0.535 \| good	20.286 \| good	0.478 \| good
2026-01-22T23:00:00.000Z	97 \| moderate	33.904 \| fine	106.159 \| fine	14.942 \| good	0.529 \| good	23.399 \| good	0.489 \| good
2026-01-23T00:00:00.000Z	86 \| moderate	27.939 \| fine	90.118 \| fine	14.013 \| good	0.335 \| good	24.808 \| good	0.513 \| good
2026-01-23T01:00:00.000Z	90 \| moderate	30.355 \| fine	90.742 \| fine	13.068 \| good	0.36 \| good	27.744 \| good	0.453 \| good
2026-01-23T02:00:00.000Z	81 \| moderate	24.811 \| fine	83.218 \| fine	14.308 \| good	0.366 \| good	24.128 \| good	0.481 \| good
2026-01-23T03:00:00.000Z	79 \| moderate	23.873 \| fine	79.962 \| fine	12.38 \| good	0.245 \| good	22.853 \| good	0.476 \| good
2026-01-23T04:00:00.000Z	79 \| moderate	24.16 \| fine	80.823 \| fine	10.64 \| good	0.337 \| good	22.784 \| good	0.427 \| good
2026-01-23T05:00:00.000Z	81 \| moderate	24.936 \| fine	74.615 \| fine	10.126 \| good	0.338 \| good	22.493 \| good	0.432 \| good
2026-01-23T06:00:00.000Z	79 \| moderate	23.857 \| fine	104.456 \| fine	2.426 \| good	6.809 \| good	38.58 \| good	0.604 \| good
2026-01-23T07:00:00.000Z	79 \| moderate	24.16 \| fine	105.825 \| fine	2.332 \| good	6.523 \| good	37.953 \| good	0.588 \| good
2026-01-23T08:00:00.000Z	79 \| moderate	24.259 \| fine	105.618 \| fine	3.565 \| good	6.237 \| good	37.326 \| good	0.572 \| good
2026-01-23T09:00:00.000Z	79 \| moderate	24.091 \| fine	105.315 \| fine	4.167 \| good	5.951 \| good	36.699 \| good	0.557 \| good
2026-01-23T10:00:00.000Z	79 \| moderate	24.304 \| fine	105.725 \| fine	2.847 \| good	5.942 \| good	35.579 \| good	0.53 \| good
2026-01-23T11:00:00.000Z	81 \| moderate	25.283 \| fine	109.975 \| fine	3.157 \| good	5.933 \| good	34.459 \| good	0.503 \| good
2026-01-23T12:00:00.000Z	86 \| moderate	28.305 \| fine	123.108 \| fine	2.369 \| good	5.924 \| good	33.339 \| good	0.475 \| good
2026-01-23T13:00:00.000Z	86 \| moderate	27.946 \| fine	121.506 \| fine	2.615 \| good	6.454 \| good	33.556 \| good	0.481 \| good
2026-01-23T14:00:00.000Z	81 \| moderate	25.138 \| fine	109.3 \| fine	2.517 \| good	6.984 \| good	33.773 \| good	0.486 \| good
2026-01-23T15:00:00.000Z	90 \| moderate	30.039 \| fine	130.299 \| fine	2.751 \| good	7.514 \| good	33.99 \| good	0.492 \| good
2026-01-23T16:00:00.000Z	82 \| moderate	26.379 \| fine	114.782 \| fine	5.776 \| good	8.057 \| good	32.262 \| good	0.432 \| good
2026-01-23T17:00:00.000Z	77 \| moderate	23.422 \| fine	102.671 \| fine	10.704 \| good	8.6 \| good	30.533 \| good	0.373 \| good
2026-01-23T18:00:00.000Z	73 \| moderate	21.056 \| fine	92.53 \| fine	16.638 \| good	9.142 \| good	28.805 \| good	0.313 \| good
2026-01-23T19:00:00.000Z	62 \| moderate	15.251 \| fine	67.824 \| fine	25.945 \| good	7.577 \| good	25.315 \| good	0.273 \| good
2026-01-23T20:00:00.000Z	49 \| good	9.133 \| good	40.321 \| good	30.002 \| good	6.012 \| good	21.825 \| good	0.232 \| good
2026-01-23T21:00:00.000Z	38 \| good	6.682 \| good	29.156 \| good	29.678 \| good	4.447 \| good	18.335 \| good	0.191 \| good
2026-01-23T22:00:00.000Z	33 \| good	6.163 \| good	27.031 \| good	29.496 \| good	5.246 \| good	20.103 \| good	0.193 \| good
2026-01-23T23:00:00.000Z	27 \| good	5.443 \| good	23.387 \| good	28.407 \| good	6.045 \| good	21.87 \| good	0.195 \| good
2026-01-24T00:00:00.000Z	27 \| good	3.567 \| good	15.539 \| good	29.314 \| good	6.844 \| good	23.638 \| good	0.197 \| good
2026-01-24T01:00:00.000Z	28 \| good	3.848 \| good	16.69 \| good	30.097 \| good	7.267 \| good	30.045 \| good	0.238 \| good
2026-01-24T02:00:00.000Z	38 \| good	7.303 \| good	32.481 \| good	25.825 \| good	7.689 \| good	36.453 \| good	0.278 \| good
2026-01-24T03:00:00.000Z	56 \| moderate	11.595 \| good	51.728 \| good	17.807 \| good	8.112 \| good	42.86 \| good	0.319 \| good
2026-01-24T04:00:00.000Z	60 \| moderate	14.019 \| fine	62.67 \| fine	11.311 \| good	8.651 \| good	41.958 \| good	0.328 \| good
2026-01-24T05:00:00.000Z	60 \| moderate	14.433 \| fine	64.857 \| fine	6.546 \| good	9.189 \| good	41.056 \| good	0.338 \| good
2026-01-24T06:00:00.000Z	66 \| moderate	16.92 \| fine	74.907 \| fine	6.388 \| good	9.728 \| good	40.153 \| good	0.347 \| good
2026-01-24T07:00:00.000Z	64 \| moderate	15.701 \| fine	69.645 \| fine	6.952 \| good	9.471 \| good	37.131 \| good	0.307 \| good
2026-01-24T08:00:00.000Z	66 \| moderate	17.019 \| fine	75.416 \| fine	8.142 \| good	9.214 \| good	34.108 \| good	0.267 \| good
2026-01-24T09:00:00.000Z	69 \| moderate	19.289 \| fine	85.302 \| fine	6.314 \| good	8.958 \| good	31.086 \| good	0.227 \| good
2026-01-24T10:00:00.000Z	69 \| moderate	19.075 \| fine	83.656 \| fine	6.246 \| good	8.645 \| good	29.639 \| good	0.216 \| good
2026-01-24T11:00:00.000Z	67 \| moderate	18.018 \| fine	79.549 \| fine	6.072 \| good	8.333 \| good	28.192 \| good	0.205 \| good
2026-01-24T12:00:00.000Z	69 \| moderate	19.16 \| fine	84.552 \| fine	5 \| good	8.021 \| good	26.745 \| good	0.194 \| good
2026-01-24T13:00:00.000Z	71 \| moderate	20.195 \| fine	88.764 \| fine	5.368 \| good	8.109 \| good	26.601 \| good	0.2 \| good
2026-01-24T14:00:00.000Z	69 \| moderate	19.259 \| fine	84.952 \| fine	5.111 \| good	8.197 \| good	26.457 \| good	0.206 \| good
2026-01-24T15:00:00.000Z	77 \| moderate	22.895 \| fine	100.048 \| fine	4.448 \| good	8.285 \| good	26.312 \| good	0.212 \| good
2026-01-24T16:00:00.000Z	71 \| moderate	20.491 \| fine	89.952 \| fine	8.623 \| good	7.528 \| good	21.962 \| good	0.204 \| good
2026-01-24T17:00:00.000Z	67 \| moderate	17.604 \| fine	78.272 \| fine	17.563 \| good	6.772 \| good	17.612 \| good	0.196 \| good
2026-01-24T18:00:00.000Z	54 \| moderate	11.409 \| good	51.125 \| good	25.69 \| good	6.015 \| good	13.262 \| good	0.189 \| good
2026-01-24T19:00:00.000Z	49 \| good	8.539 \| good	37.555 \| good	32.305 \| good	5.416 \| good	11.898 \| good	0.18 \| good
2026-01-24T20:00:00.000Z	44 \| good	7.63 \| good	33.515 \| good	36.392 \| good	4.818 \| good	10.533 \| good	0.172 \| good
2026-01-24T21:00:00.000Z	44 \| good	7.653 \| good	33.878 \| good	37.858 \| good	4.219 \| good	9.168 \| good	0.163 \| good
2026-01-24T22:00:00.000Z	49 \| good	9.301 \| good	41.277 \| good	40.403 \| good	4.381 \| good	10.063 \| good	0.167 \| good
2026-01-24T23:00:00.000Z	54 \| moderate	10.763 \| good	48.149 \| good	43.334 \| good	4.543 \| good	10.958 \| good	0.172 \| good
2026-01-25T00:00:00.000Z	64 \| moderate	16.146 \| fine	17.089 \| good	39.079 \| good	4.814 \| good	12.125 \| good	0.177 \| good
2026-01-25T01:00:00.000Z	60 \| moderate	14.005 \| fine	62.146 \| fine	39.282 \| good	4.752 \| good	18.961 \| good	0.212 \| good
2026-01-25T02:00:00.000Z	62 \| moderate	15.479 \| fine	69.49 \| fine	31.211 \| good	4.799 \| good	26.07 \| good	0.248 \| good
2026-01-25T03:00:00.000Z	64 \| moderate	15.538 \| fine	68.841 \| fine	23.995 \| good	4.846 \| good	33.178 \| good	0.284 \| good
2026-01-25T04:00:00.000Z	62 \| moderate	15.069 \| fine	66.982 \| fine	17.696 \| good	5.447 \| good	32.312 \| good	0.331 \| good
2026-01-25T05:00:00.000Z	60 \| moderate	13.829 \| fine	61.173 \| fine	13.402 \| good	6.049 \| good	31.446 \| good	0.377 \| 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 PM2.5 level in West Covina, California at the moment?

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

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

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

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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?