What is the PM10 level in Corona, California at the moment?

The PM10 concentration in Corona, California is 7.434 μg/m3 at the moment.

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

Currently, Corona, California has a sulfur dioxide (SO2) concentration of 0.315 ppb.

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

The current ozone (O3) level in Corona, California at the moment is 37.466 ppm.

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

Nitrogen dioxide (NO2) level in Corona, California at the moment is 12.346 ppb.

Live air quality index in Corona, California today

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

PM2.5 levels in Corona, California are currently 3.87 μg/m3.

Stay updated with real-time air quality in Corona, 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

Corona, California

Last updated: ... (Local time)

Major air pollutants in Corona, California

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

3.87 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

7.43 μg/m³

155

255

425

605+

Ozone (O₃)

37.47 ppb

201

201+

Sulfur Dioxide (SO₂)

0.32 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

12.35 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.22 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

Moderate

Corona, California

Get Live Pollen Counts

Corona, California

Scroll To Air Quality Map

Track live Corona, California air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-10-21T01:00:00.000Z	44 \| good	7.134 \| good	36.576 \| good	46.763 \| good	0.379 \| good	12.783 \| good	0.297 \| good
2026-10-21T02:00:00.000Z	49 \| good	8.831 \| good	30.521 \| good	44.613 \| good	0.268 \| good	13.127 \| good	0.304 \| good
2026-10-21T03:00:00.000Z	49 \| good	8.68 \| good	38.187 \| good	28.504 \| good	0.465 \| good	6.705 \| good	0.146 \| good
2026-10-21T04:00:00.000Z	38 \| good	7.265 \| good	37.078 \| good	33.66 \| good	0.263 \| good	11.077 \| good	0.231 \| good
2026-10-21T05:00:00.000Z	51 \| moderate	8.795 \| good	56.074 \| fine	31.006 \| good	0.743 \| good	12.769 \| good	0.263 \| good
2026-10-21T06:00:00.000Z	49 \| good	8.548 \| good	52.341 \| good	28.202 \| good	0.332 \| good	16.298 \| good	0.256 \| good
2026-10-21T07:00:00.000Z	56 \| moderate	8.573 \| good	64.854 \| fine	24.276 \| good	0.332 \| good	16.362 \| good	0.256 \| good
2026-10-21T08:00:00.000Z	52 \| moderate	10.448 \| good	56.261 \| fine	24.926 \| good	0.325 \| good	10.419 \| good	0.272 \| good
2026-10-21T09:00:00.000Z	44 \| good	7.876 \| good	31.617 \| good	15.377 \| good	0.472 \| good	15.064 \| good	0.247 \| good
2026-10-21T10:00:00.000Z	49 \| good	8.512 \| good	29.3 \| good	13.061 \| good	0.337 \| good	10.797 \| good	0.232 \| good
2026-10-21T11:00:00.000Z	44 \| good	7.575 \| good	25.779 \| good	15.671 \| good	0.356 \| good	10.219 \| good	0.274 \| good
2026-10-21T12:00:00.000Z	33 \| good	5.846 \| good	24.579 \| good	12.472 \| good	0.468 \| good	18.327 \| good	0.308 \| good
2026-10-21T13:00:00.000Z	33 \| good	6.145 \| good	24.102 \| good	11.409 \| good	0.468 \| good	16.785 \| good	0.308 \| good
2026-10-21T14:00:00.000Z	44 \| good	8.232 \| good	24.36 \| good	11.828 \| good	0.443 \| good	20.642 \| good	0.515 \| good
2026-10-21T15:00:00.000Z	52 \| moderate	9.773 \| good	48.766 \| good	10.228 \| good	0.544 \| good	23.146 \| good	0.574 \| good
2026-10-21T16:00:00.000Z	58 \| moderate	12.646 \| fine	41.465 \| good	14.688 \| good	0.537 \| good	21.618 \| good	0.54 \| good
2026-10-21T17:00:00.000Z	56 \| moderate	11.685 \| good	43.733 \| good	20.77 \| good	0.505 \| good	27.544 \| good	0.455 \| good
2026-10-21T18:00:00.000Z	49 \| good	8.698 \| good	30.653 \| good	25.76 \| good	0.32 \| good	23.592 \| good	0.37 \| good
2026-10-21T19:00:00.000Z	52 \| moderate	9.943 \| good	33.326 \| good	36.62 \| good	0.346 \| good	18.536 \| good	0.347 \| good
2026-10-21T20:00:00.000Z	56 \| moderate	11.591 \| good	41.481 \| good	40.094 \| good	0.299 \| good	16.464 \| good	0.305 \| good
2026-10-21T21:00:00.000Z	54 \| moderate	11.428 \| good	25.278 \| good	44.733 \| good	0.385 \| good	13.975 \| good	0.314 \| good
2026-10-21T22:00:00.000Z	49 \| good	9.278 \| good	33.89 \| good	41.78 \| good	0.342 \| good	13.275 \| good	0.272 \| good
2026-10-21T23:00:00.000Z	49 \| good	9.367 \| good	33.061 \| good	43.886 \| good	0.303 \| good	11.339 \| good	0.29 \| good
2026-10-22T00:00:00.000Z	52 \| moderate	9.997 \| good	35.321 \| good	43.266 \| good	0.336 \| good	8.727 \| good	0.268 \| good
2026-10-22T01:00:00.000Z	52 \| moderate	9.929 \| good	28.718 \| good	42.905 \| good	0.294 \| good	10.973 \| good	0.3 \| good
2026-10-22T02:00:00.000Z	49 \| good	9.143 \| good	23.976 \| good	40.657 \| good	0.416 \| good	13.232 \| good	0.324 \| good
2026-10-22T03:00:00.000Z	32 \| good	3.909 \| good	17.093 \| good	35.298 \| good	0.284 \| good	4.275 \| good	0.118 \| good
2026-10-22T04:00:00.000Z	38 \| good	7.452 \| good	19.397 \| good	33.026 \| good	0.385 \| good	11.111 \| good	0.241 \| good
2026-10-22T05:00:00.000Z	33 \| good	6.294 \| good	16.131 \| good	26.532 \| good	0.7 \| good	8.775 \| good	0.232 \| good
2026-10-22T06:00:00.000Z	27 \| good	5.489 \| good	12.357 \| good	22.77 \| good	0.277 \| good	11.473 \| good	0.239 \| good
2026-10-22T07:00:00.000Z	33 \| good	5.577 \| good	12.198 \| good	23.429 \| good	0.277 \| good	12.742 \| good	0.239 \| good
2026-10-22T08:00:00.000Z	24 \| good	2.14 \| good	7.926 \| good	25.958 \| good	0.292 \| good	6.2 \| good	0.173 \| good
2026-10-22T09:00:00.000Z	25 \| good	4.16 \| good	11.522 \| good	26.853 \| good	0.378 \| good	5.689 \| good	0.132 \| good
2026-10-22T10:00:00.000Z	26 \| good	3.122 \| good	17.179 \| good	28.099 \| good	0.292 \| good	4.793 \| good	0.132 \| good
2026-10-22T11:00:00.000Z	18 \| good	3.266 \| good	12.839 \| good	19.093 \| good	0.29 \| good	8.451 \| good	0.192 \| good
2026-10-22T12:00:00.000Z	18 \| good	3.397 \| good	7.21 \| good	19.248 \| good	0.292 \| good	7.36 \| good	0.241 \| good
2026-10-22T13:00:00.000Z	21 \| good	2.778 \| good	7.402 \| good	22.918 \| good	0.292 \| good	5.655 \| good	0.241 \| good
2026-10-22T14:00:00.000Z	22 \| good	1.908 \| good	7.62 \| good	23.712 \| good	0.292 \| good	11.621 \| good	0.317 \| good
2026-10-22T15:00:00.000Z	20 \| good	2.998 \| good	6.618 \| good	22.261 \| good	0.285 \| good	14.352 \| good	0.362 \| good
2026-10-22T16:00:00.000Z	27 \| good	3.312 \| good	6.882 \| good	28.534 \| good	0.314 \| good	17.09 \| good	0.385 \| good
2026-10-22T17:00:00.000Z	24 \| good	4.078 \| good	9.642 \| good	26.495 \| good	0.241 \| good	12.236 \| good	0.299 \| good
2026-10-22T18:00:00.000Z	31 \| good	3.987 \| good	10.658 \| good	33.217 \| good	0.227 \| good	9.926 \| good	0.207 \| good
2026-10-22T19:00:00.000Z	34 \| good	3.406 \| good	8.612 \| good	37.109 \| good	0.199 \| good	9.076 \| good	0.198 \| good
2026-10-22T20:00:00.000Z	36 \| good	3.084 \| good	7.319 \| good	39.142 \| good	0.263 \| good	6.553 \| good	0.189 \| good
2026-10-22T21:00:00.000Z	40 \| good	2.748 \| good	6.808 \| good	42.52 \| good	0.258 \| good	9.525 \| good	0.221 \| good
2026-10-22T22:00:00.000Z	38 \| good	2.491 \| good	7.459 \| good	41.349 \| good	0.295 \| good	11.409 \| good	0.256 \| good
2026-10-22T23:00:00.000Z	35 \| good	3.144 \| good	8.643 \| good	37.698 \| good	0.295 \| good	13.508 \| good	0.273 \| good
2026-10-23T00:00:00.000Z	34 \| good	3.87 \| good	7.434 \| good	37.466 \| good	0.315 \| good	12.346 \| good	0.223 \| good
2026-10-23T00:00:00.000Z	34 \| good	3.87 \| good	7.434 \| good	37.466 \| good	0.315 \| good	12.346 \| good	0.223 \| good
2026-10-23T01:00:00.000Z	29 \| good	4.967 \| good	21.736 \| good	31.112 \| good	0.579 \| good	4.547 \| good	0.147 \| good
2026-10-23T02:00:00.000Z	27 \| good	5.475 \| good	23.859 \| good	26.491 \| good	0.671 \| good	10.72 \| good	0.172 \| good
2026-10-23T03:00:00.000Z	38 \| good	6.704 \| good	29.662 \| good	29.736 \| good	0.772 \| good	17.712 \| good	0.197 \| good
2026-10-23T04:00:00.000Z	38 \| good	6.574 \| good	29.18 \| good	27.351 \| good	0.828 \| good	22.658 \| good	0.216 \| good
2026-10-23T05:00:00.000Z	33 \| good	6.19 \| good	27.213 \| good	27.238 \| good	0.822 \| good	23.914 \| good	0.224 \| good
2026-10-23T06:00:00.000Z	27 \| good	5.395 \| good	23.422 \| good	23.054 \| good	0.757 \| good	21.582 \| good	0.219 \| good
2026-10-23T07:00:00.000Z	27 \| good	5.301 \| good	23.035 \| good	20.955 \| good	0.672 \| good	16.137 \| good	0.202 \| good
2026-10-23T08:00:00.000Z	33 \| good	5.664 \| good	24.55 \| good	18.243 \| good	0.669 \| good	9.999 \| good	0.178 \| good
2026-10-23T09:00:00.000Z	33 \| good	5.624 \| good	24.554 \| good	15.369 \| good	0.636 \| good	7.46 \| good	0.168 \| good
2026-10-23T10:00:00.000Z	33 \| good	5.972 \| good	26.356 \| good	15.53 \| good	0.612 \| good	5.586 \| good	0.16 \| good
2026-10-23T11:00:00.000Z	33 \| good	5.915 \| good	26.055 \| good	14.088 \| good	0.573 \| good	4.895 \| good	0.156 \| good
2026-10-23T12:00:00.000Z	22 \| good	4.325 \| good	19.005 \| good	12.678 \| good	0.544 \| good	4.89 \| good	0.156 \| good
2026-10-23T13:00:00.000Z	16 \| good	2.743 \| good	11.378 \| good	12.651 \| good	0.54 \| good	4.354 \| good	0.153 \| good
2026-10-23T14:00:00.000Z	22 \| good	3.69 \| good	15.976 \| good	10.716 \| good	0.549 \| good	5.728 \| good	0.159 \| good
2026-10-23T15:00:00.000Z	22 \| good	4.206 \| good	18.441 \| good	17.739 \| good	0.551 \| good	5.132 \| good	0.16 \| good
2026-10-23T16:00:00.000Z	27 \| good	4.758 \| good	20.477 \| good	24.225 \| good	0.5 \| good	3.213 \| good	0.144 \| good
2026-10-23T17:00:00.000Z	27 \| good	4.084 \| good	17.633 \| good	29.157 \| good	0.458 \| good	2.422 \| good	0.135 \| good
2026-10-23T18:00:00.000Z	31 \| good	4.477 \| good	19.484 \| good	33.424 \| good	0.455 \| good	2.258 \| good	0.132 \| good
2026-10-23T19:00:00.000Z	34 \| good	5.761 \| good	25.139 \| good	36.678 \| good	0.473 \| good	2.213 \| good	0.131 \| good
2026-10-23T20:00:00.000Z	37 \| good	5.965 \| good	26.109 \| good	39.702 \| good	0.463 \| good	1.869 \| good	0.129 \| good
2026-10-23T21:00:00.000Z	41 \| good	6.162 \| good	27.404 \| good	44.026 \| good	0.455 \| good	1.66 \| good	0.128 \| good
2026-10-23T22:00:00.000Z	43 \| good	7.049 \| good	31.434 \| good	45.685 \| good	0.466 \| good	1.687 \| good	0.127 \| good
2026-10-23T23:00:00.000Z	44 \| good	7.025 \| good	31.36 \| good	47.94 \| good	0.552 \| good	2.059 \| good	0.128 \| good
2026-10-24T00:00:00.000Z	45 \| good	8.038 \| good	35.322 \| good	48.795 \| good	0.699 \| good	2.993 \| good	0.132 \| good
2026-10-24T01:00:00.000Z	49 \| good	8.843 \| good	39.607 \| good	47.854 \| good	0.862 \| good	5.61 \| good	0.141 \| good
2026-10-24T02:00:00.000Z	52 \| moderate	9.566 \| good	42.301 \| good	45.79 \| good	0.993 \| good	11.664 \| good	0.165 \| good
2026-10-24T03:00:00.000Z	54 \| moderate	10.893 \| good	48.244 \| good	44.557 \| good	1.111 \| good	17.775 \| good	0.188 \| good
2026-10-24T04:00:00.000Z	56 \| moderate	11.978 \| good	53.349 \| good	38.234 \| good	1.222 \| good	22.274 \| good	0.205 \| good
2026-10-24T05:00:00.000Z	58 \| moderate	12.645 \| fine	56.61 \| fine	35.277 \| good	1.279 \| good	24.939 \| good	0.218 \| good
2026-10-24T06:00:00.000Z	60 \| moderate	13.933 \| fine	62.286 \| fine	29.132 \| good	1.265 \| good	27.429 \| good	0.232 \| good
2026-10-24T07:00:00.000Z	66 \| moderate	16.968 \| fine	75.677 \| fine	26.538 \| good	1.158 \| good	27.121 \| good	0.243 \| good
2026-10-24T08:00:00.000Z	66 \| moderate	17.28 \| fine	76.607 \| fine	23.725 \| good	0.963 \| good	25.059 \| good	0.248 \| good
2026-10-24T09:00:00.000Z	64 \| moderate	16.225 \| fine	72.558 \| fine	20.995 \| good	0.765 \| good	22.849 \| good	0.249 \| good
2026-10-24T10:00:00.000Z	66 \| moderate	16.5 \| fine	73.155 \| fine	20.854 \| good	0.59 \| good	20.674 \| good	0.249 \| good
2026-10-24T11:00:00.000Z	64 \| moderate	16.362 \| fine	72.904 \| fine	19.165 \| good	0.456 \| good	18.848 \| good	0.247 \| good
2026-10-24T12:00:00.000Z	66 \| moderate	16.953 \| fine	74.998 \| fine	19.929 \| good	0.366 \| good	17.372 \| good	0.244 \| good
2026-10-24T13:00:00.000Z	67 \| moderate	18.013 \| fine	79.306 \| fine	18.658 \| good	0.31 \| good	16.375 \| good	0.24 \| good
2026-10-24T14:00:00.000Z	69 \| moderate	19.167 \| fine	84.91 \| fine	19.959 \| good	0.31 \| good	15.952 \| good	0.243 \| good
2026-10-24T15:00:00.000Z	73 \| moderate	20.85 \| fine	92.096 \| fine	22.78 \| good	0.332 \| good	13.417 \| good	0.254 \| good
2026-10-24T16:00:00.000Z	58 \| moderate	12.945 \| fine	57.885 \| fine	29.552 \| good	0.365 \| good	11.11 \| good	0.235 \| good
2026-10-24T17:00:00.000Z	49 \| good	8.778 \| good	39.014 \| good	37.362 \| good	0.493 \| good	6.91 \| good	0.169 \| good
2026-10-24T18:00:00.000Z	39 \| good	7.426 \| good	32.943 \| good	41.756 \| good	0.747 \| good	4.521 \| good	0.15 \| good
2026-10-24T19:00:00.000Z	49 \| good	8.647 \| good	38.632 \| good	45.266 \| good	0.826 \| good	3.525 \| good	0.144 \| good
2026-10-24T20:00:00.000Z	49 \| good	8.597 \| good	37.687 \| good	51.595 \| good	0.826 \| good	2.881 \| good	0.14 \| good
2026-10-24T21:00:00.000Z	58 \| moderate	8.527 \| good	37.41 \| good	56.983 \| fine	0.819 \| good	2.505 \| good	0.137 \| good
2026-10-24T22:00:00.000Z	67 \| moderate	8.801 \| good	38.887 \| good	60.011 \| fine	0.886 \| good	2.516 \| good	0.137 \| good
2026-10-24T23:00:00.000Z	71 \| moderate	9.361 \| good	41.298 \| good	60.887 \| fine	1.043 \| good	3.037 \| good	0.141 \| good
2026-10-25T00:00:00.000Z	61 \| moderate	11.306 \| good	50.071 \| good	58.474 \| fine	1.25 \| good	4.216 \| good	0.147 \| good

Corona

Get reliable air quality data to drive your business

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

0.28ppm

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 Corona, California?

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

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

In the past 24 hours, the air quality in Corona, California was at its worst at 01:00:00 on 2026-10-22.

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

In the last 24 hours, the best air quality in Corona, California was observed at 12:00:00 on 2026-10-22.

What is the AQI in Corona, California right now?

As of now, the AQI in Corona, California is 34, indicating Good conditions.

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

Corona, California air has the highest levels of O3.

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

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

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

PM_2.5 levels in Corona, California are currently 3.87 μg/m³.

What is the PM₁₀ level in Corona, California at the moment?

The PM₁₀ concentration in Corona, California is 7.434 μg/m³ at the moment.

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

The current carbon monoxide (CO) concentration in Corona, California is 0.223 ppm.

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

Currently, Corona, California has a sulfur dioxide (SO₂) concentration of 0.315 ppb.

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

The current ozone (O₃) level in Corona, California at the moment is 37.466 ppm.

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

Nitrogen dioxide (NO₂) level in Corona, California at the moment is 12.346 ppb.

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Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-10-21T01:00:00.000Z	44 \| good	7.134 \| good	36.576 \| good	46.763 \| good	0.379 \| good	12.783 \| good	0.297 \| good
2026-10-21T02:00:00.000Z	49 \| good	8.831 \| good	30.521 \| good	44.613 \| good	0.268 \| good	13.127 \| good	0.304 \| good
2026-10-21T03:00:00.000Z	49 \| good	8.68 \| good	38.187 \| good	28.504 \| good	0.465 \| good	6.705 \| good	0.146 \| good
2026-10-21T04:00:00.000Z	38 \| good	7.265 \| good	37.078 \| good	33.66 \| good	0.263 \| good	11.077 \| good	0.231 \| good
2026-10-21T05:00:00.000Z	51 \| moderate	8.795 \| good	56.074 \| fine	31.006 \| good	0.743 \| good	12.769 \| good	0.263 \| good
2026-10-21T06:00:00.000Z	49 \| good	8.548 \| good	52.341 \| good	28.202 \| good	0.332 \| good	16.298 \| good	0.256 \| good
2026-10-21T07:00:00.000Z	56 \| moderate	8.573 \| good	64.854 \| fine	24.276 \| good	0.332 \| good	16.362 \| good	0.256 \| good
2026-10-21T08:00:00.000Z	52 \| moderate	10.448 \| good	56.261 \| fine	24.926 \| good	0.325 \| good	10.419 \| good	0.272 \| good
2026-10-21T09:00:00.000Z	44 \| good	7.876 \| good	31.617 \| good	15.377 \| good	0.472 \| good	15.064 \| good	0.247 \| good
2026-10-21T10:00:00.000Z	49 \| good	8.512 \| good	29.3 \| good	13.061 \| good	0.337 \| good	10.797 \| good	0.232 \| good
2026-10-21T11:00:00.000Z	44 \| good	7.575 \| good	25.779 \| good	15.671 \| good	0.356 \| good	10.219 \| good	0.274 \| good
2026-10-21T12:00:00.000Z	33 \| good	5.846 \| good	24.579 \| good	12.472 \| good	0.468 \| good	18.327 \| good	0.308 \| good
2026-10-21T13:00:00.000Z	33 \| good	6.145 \| good	24.102 \| good	11.409 \| good	0.468 \| good	16.785 \| good	0.308 \| good
2026-10-21T14:00:00.000Z	44 \| good	8.232 \| good	24.36 \| good	11.828 \| good	0.443 \| good	20.642 \| good	0.515 \| good
2026-10-21T15:00:00.000Z	52 \| moderate	9.773 \| good	48.766 \| good	10.228 \| good	0.544 \| good	23.146 \| good	0.574 \| good
2026-10-21T16:00:00.000Z	58 \| moderate	12.646 \| fine	41.465 \| good	14.688 \| good	0.537 \| good	21.618 \| good	0.54 \| good
2026-10-21T17:00:00.000Z	56 \| moderate	11.685 \| good	43.733 \| good	20.77 \| good	0.505 \| good	27.544 \| good	0.455 \| good
2026-10-21T18:00:00.000Z	49 \| good	8.698 \| good	30.653 \| good	25.76 \| good	0.32 \| good	23.592 \| good	0.37 \| good
2026-10-21T19:00:00.000Z	52 \| moderate	9.943 \| good	33.326 \| good	36.62 \| good	0.346 \| good	18.536 \| good	0.347 \| good
2026-10-21T20:00:00.000Z	56 \| moderate	11.591 \| good	41.481 \| good	40.094 \| good	0.299 \| good	16.464 \| good	0.305 \| good
2026-10-21T21:00:00.000Z	54 \| moderate	11.428 \| good	25.278 \| good	44.733 \| good	0.385 \| good	13.975 \| good	0.314 \| good
2026-10-21T22:00:00.000Z	49 \| good	9.278 \| good	33.89 \| good	41.78 \| good	0.342 \| good	13.275 \| good	0.272 \| good
2026-10-21T23:00:00.000Z	49 \| good	9.367 \| good	33.061 \| good	43.886 \| good	0.303 \| good	11.339 \| good	0.29 \| good
2026-10-22T00:00:00.000Z	52 \| moderate	9.997 \| good	35.321 \| good	43.266 \| good	0.336 \| good	8.727 \| good	0.268 \| good
2026-10-22T01:00:00.000Z	52 \| moderate	9.929 \| good	28.718 \| good	42.905 \| good	0.294 \| good	10.973 \| good	0.3 \| good
2026-10-22T02:00:00.000Z	49 \| good	9.143 \| good	23.976 \| good	40.657 \| good	0.416 \| good	13.232 \| good	0.324 \| good
2026-10-22T03:00:00.000Z	32 \| good	3.909 \| good	17.093 \| good	35.298 \| good	0.284 \| good	4.275 \| good	0.118 \| good
2026-10-22T04:00:00.000Z	38 \| good	7.452 \| good	19.397 \| good	33.026 \| good	0.385 \| good	11.111 \| good	0.241 \| good
2026-10-22T05:00:00.000Z	33 \| good	6.294 \| good	16.131 \| good	26.532 \| good	0.7 \| good	8.775 \| good	0.232 \| good
2026-10-22T06:00:00.000Z	27 \| good	5.489 \| good	12.357 \| good	22.77 \| good	0.277 \| good	11.473 \| good	0.239 \| good
2026-10-22T07:00:00.000Z	33 \| good	5.577 \| good	12.198 \| good	23.429 \| good	0.277 \| good	12.742 \| good	0.239 \| good
2026-10-22T08:00:00.000Z	24 \| good	2.14 \| good	7.926 \| good	25.958 \| good	0.292 \| good	6.2 \| good	0.173 \| good
2026-10-22T09:00:00.000Z	25 \| good	4.16 \| good	11.522 \| good	26.853 \| good	0.378 \| good	5.689 \| good	0.132 \| good
2026-10-22T10:00:00.000Z	26 \| good	3.122 \| good	17.179 \| good	28.099 \| good	0.292 \| good	4.793 \| good	0.132 \| good
2026-10-22T11:00:00.000Z	18 \| good	3.266 \| good	12.839 \| good	19.093 \| good	0.29 \| good	8.451 \| good	0.192 \| good
2026-10-22T12:00:00.000Z	18 \| good	3.397 \| good	7.21 \| good	19.248 \| good	0.292 \| good	7.36 \| good	0.241 \| good
2026-10-22T13:00:00.000Z	21 \| good	2.778 \| good	7.402 \| good	22.918 \| good	0.292 \| good	5.655 \| good	0.241 \| good
2026-10-22T14:00:00.000Z	22 \| good	1.908 \| good	7.62 \| good	23.712 \| good	0.292 \| good	11.621 \| good	0.317 \| good
2026-10-22T15:00:00.000Z	20 \| good	2.998 \| good	6.618 \| good	22.261 \| good	0.285 \| good	14.352 \| good	0.362 \| good
2026-10-22T16:00:00.000Z	27 \| good	3.312 \| good	6.882 \| good	28.534 \| good	0.314 \| good	17.09 \| good	0.385 \| good
2026-10-22T17:00:00.000Z	24 \| good	4.078 \| good	9.642 \| good	26.495 \| good	0.241 \| good	12.236 \| good	0.299 \| good
2026-10-22T18:00:00.000Z	31 \| good	3.987 \| good	10.658 \| good	33.217 \| good	0.227 \| good	9.926 \| good	0.207 \| good
2026-10-22T19:00:00.000Z	34 \| good	3.406 \| good	8.612 \| good	37.109 \| good	0.199 \| good	9.076 \| good	0.198 \| good
2026-10-22T20:00:00.000Z	36 \| good	3.084 \| good	7.319 \| good	39.142 \| good	0.263 \| good	6.553 \| good	0.189 \| good
2026-10-22T21:00:00.000Z	40 \| good	2.748 \| good	6.808 \| good	42.52 \| good	0.258 \| good	9.525 \| good	0.221 \| good
2026-10-22T22:00:00.000Z	38 \| good	2.491 \| good	7.459 \| good	41.349 \| good	0.295 \| good	11.409 \| good	0.256 \| good
2026-10-22T23:00:00.000Z	35 \| good	3.144 \| good	8.643 \| good	37.698 \| good	0.295 \| good	13.508 \| good	0.273 \| good
2026-10-23T00:00:00.000Z	34 \| good	3.87 \| good	7.434 \| good	37.466 \| good	0.315 \| good	12.346 \| good	0.223 \| good
2026-10-23T00:00:00.000Z	34 \| good	3.87 \| good	7.434 \| good	37.466 \| good	0.315 \| good	12.346 \| good	0.223 \| good
2026-10-23T01:00:00.000Z	29 \| good	4.967 \| good	21.736 \| good	31.112 \| good	0.579 \| good	4.547 \| good	0.147 \| good
2026-10-23T02:00:00.000Z	27 \| good	5.475 \| good	23.859 \| good	26.491 \| good	0.671 \| good	10.72 \| good	0.172 \| good
2026-10-23T03:00:00.000Z	38 \| good	6.704 \| good	29.662 \| good	29.736 \| good	0.772 \| good	17.712 \| good	0.197 \| good
2026-10-23T04:00:00.000Z	38 \| good	6.574 \| good	29.18 \| good	27.351 \| good	0.828 \| good	22.658 \| good	0.216 \| good
2026-10-23T05:00:00.000Z	33 \| good	6.19 \| good	27.213 \| good	27.238 \| good	0.822 \| good	23.914 \| good	0.224 \| good
2026-10-23T06:00:00.000Z	27 \| good	5.395 \| good	23.422 \| good	23.054 \| good	0.757 \| good	21.582 \| good	0.219 \| good
2026-10-23T07:00:00.000Z	27 \| good	5.301 \| good	23.035 \| good	20.955 \| good	0.672 \| good	16.137 \| good	0.202 \| good
2026-10-23T08:00:00.000Z	33 \| good	5.664 \| good	24.55 \| good	18.243 \| good	0.669 \| good	9.999 \| good	0.178 \| good
2026-10-23T09:00:00.000Z	33 \| good	5.624 \| good	24.554 \| good	15.369 \| good	0.636 \| good	7.46 \| good	0.168 \| good
2026-10-23T10:00:00.000Z	33 \| good	5.972 \| good	26.356 \| good	15.53 \| good	0.612 \| good	5.586 \| good	0.16 \| good
2026-10-23T11:00:00.000Z	33 \| good	5.915 \| good	26.055 \| good	14.088 \| good	0.573 \| good	4.895 \| good	0.156 \| good
2026-10-23T12:00:00.000Z	22 \| good	4.325 \| good	19.005 \| good	12.678 \| good	0.544 \| good	4.89 \| good	0.156 \| good
2026-10-23T13:00:00.000Z	16 \| good	2.743 \| good	11.378 \| good	12.651 \| good	0.54 \| good	4.354 \| good	0.153 \| good
2026-10-23T14:00:00.000Z	22 \| good	3.69 \| good	15.976 \| good	10.716 \| good	0.549 \| good	5.728 \| good	0.159 \| good
2026-10-23T15:00:00.000Z	22 \| good	4.206 \| good	18.441 \| good	17.739 \| good	0.551 \| good	5.132 \| good	0.16 \| good
2026-10-23T16:00:00.000Z	27 \| good	4.758 \| good	20.477 \| good	24.225 \| good	0.5 \| good	3.213 \| good	0.144 \| good
2026-10-23T17:00:00.000Z	27 \| good	4.084 \| good	17.633 \| good	29.157 \| good	0.458 \| good	2.422 \| good	0.135 \| good
2026-10-23T18:00:00.000Z	31 \| good	4.477 \| good	19.484 \| good	33.424 \| good	0.455 \| good	2.258 \| good	0.132 \| good
2026-10-23T19:00:00.000Z	34 \| good	5.761 \| good	25.139 \| good	36.678 \| good	0.473 \| good	2.213 \| good	0.131 \| good
2026-10-23T20:00:00.000Z	37 \| good	5.965 \| good	26.109 \| good	39.702 \| good	0.463 \| good	1.869 \| good	0.129 \| good
2026-10-23T21:00:00.000Z	41 \| good	6.162 \| good	27.404 \| good	44.026 \| good	0.455 \| good	1.66 \| good	0.128 \| good
2026-10-23T22:00:00.000Z	43 \| good	7.049 \| good	31.434 \| good	45.685 \| good	0.466 \| good	1.687 \| good	0.127 \| good
2026-10-23T23:00:00.000Z	44 \| good	7.025 \| good	31.36 \| good	47.94 \| good	0.552 \| good	2.059 \| good	0.128 \| good
2026-10-24T00:00:00.000Z	45 \| good	8.038 \| good	35.322 \| good	48.795 \| good	0.699 \| good	2.993 \| good	0.132 \| good
2026-10-24T01:00:00.000Z	49 \| good	8.843 \| good	39.607 \| good	47.854 \| good	0.862 \| good	5.61 \| good	0.141 \| good
2026-10-24T02:00:00.000Z	52 \| moderate	9.566 \| good	42.301 \| good	45.79 \| good	0.993 \| good	11.664 \| good	0.165 \| good
2026-10-24T03:00:00.000Z	54 \| moderate	10.893 \| good	48.244 \| good	44.557 \| good	1.111 \| good	17.775 \| good	0.188 \| good
2026-10-24T04:00:00.000Z	56 \| moderate	11.978 \| good	53.349 \| good	38.234 \| good	1.222 \| good	22.274 \| good	0.205 \| good
2026-10-24T05:00:00.000Z	58 \| moderate	12.645 \| fine	56.61 \| fine	35.277 \| good	1.279 \| good	24.939 \| good	0.218 \| good
2026-10-24T06:00:00.000Z	60 \| moderate	13.933 \| fine	62.286 \| fine	29.132 \| good	1.265 \| good	27.429 \| good	0.232 \| good
2026-10-24T07:00:00.000Z	66 \| moderate	16.968 \| fine	75.677 \| fine	26.538 \| good	1.158 \| good	27.121 \| good	0.243 \| good
2026-10-24T08:00:00.000Z	66 \| moderate	17.28 \| fine	76.607 \| fine	23.725 \| good	0.963 \| good	25.059 \| good	0.248 \| good
2026-10-24T09:00:00.000Z	64 \| moderate	16.225 \| fine	72.558 \| fine	20.995 \| good	0.765 \| good	22.849 \| good	0.249 \| good
2026-10-24T10:00:00.000Z	66 \| moderate	16.5 \| fine	73.155 \| fine	20.854 \| good	0.59 \| good	20.674 \| good	0.249 \| good
2026-10-24T11:00:00.000Z	64 \| moderate	16.362 \| fine	72.904 \| fine	19.165 \| good	0.456 \| good	18.848 \| good	0.247 \| good
2026-10-24T12:00:00.000Z	66 \| moderate	16.953 \| fine	74.998 \| fine	19.929 \| good	0.366 \| good	17.372 \| good	0.244 \| good
2026-10-24T13:00:00.000Z	67 \| moderate	18.013 \| fine	79.306 \| fine	18.658 \| good	0.31 \| good	16.375 \| good	0.24 \| good
2026-10-24T14:00:00.000Z	69 \| moderate	19.167 \| fine	84.91 \| fine	19.959 \| good	0.31 \| good	15.952 \| good	0.243 \| good
2026-10-24T15:00:00.000Z	73 \| moderate	20.85 \| fine	92.096 \| fine	22.78 \| good	0.332 \| good	13.417 \| good	0.254 \| good
2026-10-24T16:00:00.000Z	58 \| moderate	12.945 \| fine	57.885 \| fine	29.552 \| good	0.365 \| good	11.11 \| good	0.235 \| good
2026-10-24T17:00:00.000Z	49 \| good	8.778 \| good	39.014 \| good	37.362 \| good	0.493 \| good	6.91 \| good	0.169 \| good
2026-10-24T18:00:00.000Z	39 \| good	7.426 \| good	32.943 \| good	41.756 \| good	0.747 \| good	4.521 \| good	0.15 \| good
2026-10-24T19:00:00.000Z	49 \| good	8.647 \| good	38.632 \| good	45.266 \| good	0.826 \| good	3.525 \| good	0.144 \| good
2026-10-24T20:00:00.000Z	49 \| good	8.597 \| good	37.687 \| good	51.595 \| good	0.826 \| good	2.881 \| good	0.14 \| good
2026-10-24T21:00:00.000Z	58 \| moderate	8.527 \| good	37.41 \| good	56.983 \| fine	0.819 \| good	2.505 \| good	0.137 \| good
2026-10-24T22:00:00.000Z	67 \| moderate	8.801 \| good	38.887 \| good	60.011 \| fine	0.886 \| good	2.516 \| good	0.137 \| good
2026-10-24T23:00:00.000Z	71 \| moderate	9.361 \| good	41.298 \| good	60.887 \| fine	1.043 \| good	3.037 \| good	0.141 \| good
2026-10-25T00:00:00.000Z	61 \| moderate	11.306 \| good	50.071 \| good	58.474 \| fine	1.25 \| good	4.216 \| good	0.147 \| good

Live air quality index in Corona, California today

Major air pollutants in Corona, California

Particulate Matter2.5 (PM2.5)

Particulate Matter10 (PM10)

Ozone (O3)

Sulfur Dioxide (SO2)

Nitrogen Dioxide (NO2)

Carbon Monoxide (CO)

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

Air quality in nearby cities

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Norco, California

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Jurupa Valley, California

Temescal Valley, California

Chino, California

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Particulate Matter_2.5 (PM_2.5)

Particulate Matter₁₀ (PM₁₀)

Ozone (O₃)

Sulfur Dioxide (SO₂)

Nitrogen Dioxide (NO₂)

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