What are the current PM10 levels at Santa Ana, California?

The current PM10 levels in Santa Ana, California are 51.358 μg/m3.

What are the current sulfur dioxide (SO2) levels at Santa Ana, California?

The current sulfur dioxide (SO2) levels in Santa Ana, California are 1.048 ppb.

What are the current ozone (O3) levels at Santa Ana, California?

The current ozone (O3) levels at Santa Ana, California is 51.379 ppm.

What are the current nitrogen dioxide (NO2) levels at Santa Ana, California?

The current nitrogen dioxide (NO2) levels at Santa Ana, California is 9.27 ppb.

Real-time air quality index in Santa Ana, California today

Q: What are the current PM2.5 levels in Santa Ana, California?

The measured PM2.5 levels in Santa Ana, California at present are 12.355 μg/m3.

Stay updated with real-time air quality in Santa Ana, 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

Santa Ana, California

Last updated: ... (Local time)

Common air pollutants in Santa Ana, California

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

12.36 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

51.36 μg/m³

155

255

425

605+

Ozone (O₃)

51.38 ppb

201

201+

Sulfur Dioxide (SO₂)

1.05 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

9.27 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.36 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

Low

Santa Ana, California

Get Live Pollen Counts

Santa Ana, California

Scroll To Air Quality Map

Track live Santa Ana, California air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-07-21T23:00:00.000Z	49 \| good	9.42 \| good	43.883 \| good	41.051 \| good	0.605 \| good	7.471 \| good	0.25 \| good
2026-07-22T00:00:00.000Z	44 \| good	7.594 \| good	30.909 \| good	39.962 \| good	0.572 \| good	8.128 \| good	0.243 \| good
2026-07-22T01:00:00.000Z	38 \| good	7.351 \| good	33.62 \| good	37.492 \| good	0.559 \| good	6.977 \| good	0.311 \| good
2026-07-22T02:00:00.000Z	33 \| good	5.832 \| good	32.087 \| good	33.093 \| good	0.578 \| good	8.565 \| good	0.243 \| good
2026-07-22T03:00:00.000Z	30 \| good	5.166 \| good	25.032 \| good	32.351 \| good	0.519 \| good	8.705 \| good	0.311 \| good
2026-07-22T04:00:00.000Z	33 \| good	5.645 \| good	26.003 \| good	29.247 \| good	0.453 \| good	10.376 \| good	0.379 \| good
2026-07-22T05:00:00.000Z	27 \| good	5.195 \| good	22.072 \| good	25.298 \| good	0.647 \| good	11.427 \| good	0.393 \| good
2026-07-22T06:00:00.000Z	22 \| good	3.907 \| good	18.601 \| good	24.043 \| good	0.504 \| good	11.12 \| good	0.515 \| good
2026-07-22T07:00:00.000Z	22 \| good	4.304 \| good	19.616 \| good	23.616 \| good	0.504 \| good	11.802 \| good	0.515 \| good
2026-07-22T08:00:00.000Z	22 \| good	4.418 \| good	19.647 \| good	19.904 \| good	0.471 \| good	11.673 \| good	0.393 \| good
2026-07-22T09:00:00.000Z	27 \| good	4.584 \| good	17.831 \| good	17.607 \| good	0.494 \| good	9.338 \| good	0.257 \| good
2026-07-22T10:00:00.000Z	22 \| good	4.429 \| good	16.204 \| good	14.443 \| good	0.44 \| good	9.701 \| good	0.257 \| good
2026-07-22T11:00:00.000Z	22 \| good	4.267 \| good	15.61 \| good	12.855 \| good	0.567 \| good	8.408 \| good	0.189 \| good
2026-07-22T12:00:00.000Z	27 \| good	5.144 \| good	16.655 \| good	12.433 \| good	0.463 \| good	7.858 \| good	0.264 \| good
2026-07-22T13:00:00.000Z	27 \| good	5.408 \| good	16.385 \| good	12.71 \| good	0.463 \| good	7.642 \| good	0.264 \| good
2026-07-22T14:00:00.000Z	33 \| good	5.687 \| good	22.49 \| good	14.032 \| good	0.466 \| good	8.429 \| good	0.489 \| good
2026-07-22T15:00:00.000Z	38 \| good	6.637 \| good	39.41 \| good	13.074 \| good	0.625 \| good	10.708 \| good	0.415 \| good
2026-07-22T16:00:00.000Z	44 \| good	7.655 \| good	43.412 \| good	16.756 \| good	0.691 \| good	9.193 \| good	0.4 \| good
2026-07-22T17:00:00.000Z	44 \| good	7.643 \| good	41.256 \| good	18.808 \| good	0.716 \| good	8.187 \| good	0.332 \| good
2026-07-22T18:00:00.000Z	46 \| good	7.799 \| good	49.613 \| good	22.427 \| good	0.717 \| good	7.876 \| good	0.332 \| good
2026-07-22T19:00:00.000Z	44 \| good	7.719 \| good	39.226 \| good	26.202 \| good	0.685 \| good	8.374 \| good	0.351 \| good
2026-07-22T20:00:00.000Z	38 \| good	6.753 \| good	31.85 \| good	29.589 \| good	0.78 \| good	8.752 \| good	0.351 \| good
2026-07-22T21:00:00.000Z	62 \| moderate	8.024 \| good	77.175 \| fine	34.981 \| good	0.771 \| good	8.228 \| good	0.332 \| good
2026-07-22T22:00:00.000Z	50 \| good	7.737 \| good	54.021 \| good	35.658 \| good	0.829 \| good	7.944 \| good	0.325 \| good
2026-07-22T23:00:00.000Z	36 \| good	6.302 \| good	39.128 \| good	38.863 \| good	0.629 \| good	7.892 \| good	0.393 \| good
2026-07-23T00:00:00.000Z	35 \| good	5.879 \| good	37.686 \| good	36.433 \| good	0.716 \| good	6.975 \| good	0.325 \| good
2026-07-23T01:00:00.000Z	34 \| good	5.666 \| good	36.528 \| good	35.22 \| good	0.82 \| good	6.526 \| good	0.325 \| good
2026-07-23T02:00:00.000Z	29 \| good	5.289 \| good	31.101 \| good	31.408 \| good	0.822 \| good	7.636 \| good	0.393 \| good
2026-07-23T03:00:00.000Z	52 \| moderate	10.112 \| good	44.935 \| good	20.61 \| good	0.705 \| good	4.469 \| good	0.101 \| good
2026-07-23T04:00:00.000Z	33 \| good	5.71 \| good	28.792 \| good	26.018 \| good	0.691 \| good	8.766 \| good	0.393 \| good
2026-07-23T05:00:00.000Z	33 \| good	6.089 \| good	28.725 \| good	22.814 \| good	0.789 \| good	10.525 \| good	0.393 \| good
2026-07-23T06:00:00.000Z	33 \| good	6.121 \| good	29.381 \| good	20.251 \| good	0.667 \| good	9.186 \| good	0.461 \| good
2026-07-23T07:00:00.000Z	33 \| good	6.037 \| good	26.849 \| good	20.217 \| good	0.651 \| good	8.859 \| good	0.46 \| good
2026-07-23T08:00:00.000Z	47 \| good	6.363 \| good	51.339 \| good	19.187 \| good	0.575 \| good	9.837 \| good	0.4 \| good
2026-07-23T09:00:00.000Z	53 \| moderate	5.832 \| good	60.275 \| fine	18.979 \| good	0.636 \| good	8.195 \| good	0.264 \| good
2026-07-23T10:00:00.000Z	54 \| moderate	6.39 \| good	61.044 \| fine	18.467 \| good	0.583 \| good	7.255 \| good	0.271 \| good
2026-07-23T11:00:00.000Z	33 \| good	5.738 \| good	30.134 \| good	17.583 \| good	0.729 \| good	8.754 \| good	0.264 \| good
2026-07-23T12:00:00.000Z	33 \| good	6.128 \| good	31.25 \| good	18.026 \| good	0.545 \| good	9.436 \| good	0.283 \| good
2026-07-23T13:00:00.000Z	33 \| good	6.392 \| good	26.974 \| good	17.321 \| good	0.547 \| good	9.4 \| good	0.282 \| good
2026-07-23T14:00:00.000Z	44 \| good	7.306 \| good	47.165 \| good	15.016 \| good	0.646 \| good	12.902 \| good	0.517 \| good
2026-07-23T15:00:00.000Z	67 \| moderate	8.007 \| good	86.728 \| fine	17.745 \| good	0.826 \| good	13.092 \| good	0.586 \| good
2026-07-23T16:00:00.000Z	74 \| moderate	11.478 \| good	100.516 \| fine	18.123 \| good	0.891 \| good	12.09 \| good	0.508 \| good
2026-07-23T17:00:00.000Z	76 \| moderate	18.315 \| fine	105.457 \| fine	26.358 \| good	0.815 \| good	10.525 \| good	0.425 \| good
2026-07-23T18:00:00.000Z	71 \| moderate	13.887 \| fine	95.763 \| fine	32.165 \| good	0.849 \| good	10.329 \| good	0.372 \| good
2026-07-23T19:00:00.000Z	73 \| moderate	15.921 \| fine	98.904 \| fine	40.403 \| good	0.78 \| good	9.616 \| good	0.371 \| good
2026-07-23T20:00:00.000Z	58 \| moderate	12.847 \| fine	62.391 \| fine	43.644 \| good	0.782 \| good	7.916 \| good	0.362 \| good
2026-07-23T21:00:00.000Z	58 \| moderate	12.871 \| fine	66.035 \| fine	48.169 \| good	0.838 \| good	8.038 \| good	0.351 \| good
2026-07-23T22:00:00.000Z	56 \| moderate	12.144 \| fine	48.947 \| good	50.228 \| good	1.033 \| good	8.767 \| good	0.34 \| good
2026-07-23T22:00:00.000Z	56 \| moderate	12.355 \| fine	51.358 \| good	51.379 \| good	1.048 \| good	9.27 \| good	0.356 \| good
2026-07-23T23:00:00.000Z	66 \| moderate	17.276 \| fine	76.642 \| fine	57.834 \| fine	0.887 \| good	2.612 \| good	0.109 \| good
2026-07-24T00:00:00.000Z	66 \| moderate	16.972 \| fine	75.807 \| fine	51.609 \| good	0.893 \| good	2.652 \| good	0.109 \| good
2026-07-24T01:00:00.000Z	62 \| moderate	14.721 \| fine	65.68 \| fine	45.279 \| good	0.881 \| good	3.184 \| good	0.11 \| good
2026-07-24T02:00:00.000Z	64 \| moderate	16.386 \| fine	72.447 \| fine	38.49 \| good	0.857 \| good	4.271 \| good	0.111 \| good
2026-07-24T03:00:00.000Z	60 \| moderate	13.837 \| fine	62.245 \| fine	33.908 \| good	0.818 \| good	5.656 \| good	0.112 \| good
2026-07-24T04:00:00.000Z	54 \| moderate	11.392 \| good	50.607 \| good	30.312 \| good	0.793 \| good	6.411 \| good	0.111 \| good
2026-07-24T05:00:00.000Z	54 \| moderate	10.854 \| good	48.308 \| good	29.077 \| good	0.761 \| good	6.871 \| good	0.111 \| good
2026-07-24T06:00:00.000Z	54 \| moderate	11.086 \| good	49.173 \| good	26.398 \| good	0.73 \| good	7.49 \| good	0.112 \| good
2026-07-24T07:00:00.000Z	56 \| moderate	12.146 \| fine	54.202 \| good	24.843 \| good	0.69 \| good	8.191 \| good	0.114 \| good
2026-07-24T08:00:00.000Z	58 \| moderate	13.23 \| fine	59.554 \| fine	23.723 \| good	0.648 \| good	8.08 \| good	0.115 \| good
2026-07-24T09:00:00.000Z	58 \| moderate	12.656 \| fine	56.408 \| fine	23.386 \| good	0.618 \| good	8.161 \| good	0.115 \| good
2026-07-24T10:00:00.000Z	56 \| moderate	12.384 \| fine	55.454 \| fine	21.421 \| good	0.615 \| good	8.657 \| good	0.117 \| good
2026-07-24T11:00:00.000Z	56 \| moderate	11.865 \| good	52.998 \| good	21.05 \| good	0.624 \| good	9.337 \| good	0.12 \| good
2026-07-24T12:00:00.000Z	60 \| moderate	13.582 \| fine	60.645 \| fine	20.012 \| good	0.636 \| good	9.897 \| good	0.123 \| good
2026-07-24T13:00:00.000Z	64 \| moderate	15.872 \| fine	71.042 \| fine	16.226 \| good	0.65 \| good	10.151 \| good	0.126 \| good
2026-07-24T14:00:00.000Z	67 \| moderate	18.41 \| fine	81.477 \| fine	19.488 \| good	0.651 \| good	8.697 \| good	0.129 \| good
2026-07-24T15:00:00.000Z	71 \| moderate	19.879 \| fine	87.688 \| fine	24.681 \| good	0.672 \| good	5.992 \| good	0.117 \| good
2026-07-24T16:00:00.000Z	71 \| moderate	20.376 \| fine	89.59 \| fine	31.805 \| good	0.692 \| good	4.952 \| good	0.114 \| good
2026-07-24T17:00:00.000Z	75 \| moderate	22.026 \| fine	96.234 \| fine	41.999 \| good	0.737 \| good	4.313 \| good	0.112 \| good
2026-07-24T18:00:00.000Z	69 \| moderate	19.284 \| fine	85.65 \| fine	48.479 \| good	0.77 \| good	3.76 \| good	0.111 \| good
2026-07-24T19:00:00.000Z	67 \| moderate	17.61 \| fine	78.13 \| fine	47.666 \| good	0.779 \| good	3.165 \| good	0.11 \| good
2026-07-24T20:00:00.000Z	66 \| moderate	17.478 \| fine	77.422 \| fine	47.742 \| good	0.767 \| good	2.68 \| good	0.107 \| good
2026-07-24T21:00:00.000Z	56 \| moderate	11.98 \| good	53.193 \| good	48.544 \| good	0.753 \| good	2.37 \| good	0.105 \| good
2026-07-24T22:00:00.000Z	56 \| moderate	11.972 \| good	53.505 \| good	46.195 \| good	0.741 \| good	2.2 \| good	0.103 \| good
2026-07-24T23:00:00.000Z	52 \| moderate	9.703 \| good	43.098 \| good	42.809 \| good	0.727 \| good	2.171 \| good	0.102 \| good
2026-07-25T00:00:00.000Z	54 \| moderate	10.751 \| good	47.711 \| good	40.406 \| good	0.714 \| good	2.357 \| good	0.101 \| good
2026-07-25T01:00:00.000Z	54 \| moderate	10.504 \| good	46.437 \| good	35.995 \| good	0.7 \| good	2.742 \| good	0.1 \| good
2026-07-25T02:00:00.000Z	49 \| good	9.215 \| good	40.882 \| good	31.464 \| good	0.684 \| good	3.558 \| good	0.101 \| good
2026-07-25T03:00:00.000Z	49 \| good	9.373 \| good	41.464 \| good	29.232 \| good	0.676 \| good	4.729 \| good	0.102 \| good
2026-07-25T04:00:00.000Z	49 \| good	8.731 \| good	38.434 \| good	26.92 \| good	0.68 \| good	5.523 \| good	0.103 \| good
2026-07-25T05:00:00.000Z	49 \| good	9.047 \| good	39.812 \| good	24.984 \| good	0.678 \| good	6.074 \| good	0.104 \| good
2026-07-25T06:00:00.000Z	49 \| good	9.353 \| good	41.392 \| good	23.734 \| good	0.676 \| good	6.916 \| good	0.106 \| good
2026-07-25T07:00:00.000Z	52 \| moderate	10.226 \| good	45.371 \| good	21.692 \| good	0.665 \| good	7.648 \| good	0.108 \| good
2026-07-25T08:00:00.000Z	52 \| moderate	10.377 \| good	45.969 \| good	19.672 \| good	0.647 \| good	7.894 \| good	0.11 \| good
2026-07-25T09:00:00.000Z	52 \| moderate	9.612 \| good	42.437 \| good	18.982 \| good	0.65 \| good	8.585 \| good	0.113 \| good
2026-07-25T10:00:00.000Z	49 \| good	9.286 \| good	40.996 \| good	19.119 \| good	0.661 \| good	9.303 \| good	0.115 \| good
2026-07-25T11:00:00.000Z	52 \| moderate	9.508 \| good	41.788 \| good	18.193 \| good	0.669 \| good	10.141 \| good	0.119 \| good
2026-07-25T12:00:00.000Z	56 \| moderate	12.014 \| good	53.936 \| good	16.444 \| good	0.674 \| good	11.476 \| good	0.124 \| good
2026-07-25T13:00:00.000Z	60 \| moderate	13.631 \| fine	60.956 \| fine	15.299 \| good	0.682 \| good	12.208 \| good	0.13 \| good
2026-07-25T14:00:00.000Z	69 \| moderate	18.555 \| fine	82.253 \| fine	15.059 \| good	0.7 \| good	10.69 \| good	0.136 \| good
2026-07-25T15:00:00.000Z	67 \| moderate	18.38 \| fine	80.971 \| fine	20.027 \| good	0.753 \| good	7.066 \| good	0.118 \| good
2026-07-25T16:00:00.000Z	71 \| moderate	19.633 \| fine	86.511 \| fine	30.612 \| good	0.799 \| good	5.805 \| good	0.114 \| good
2026-07-25T17:00:00.000Z	79 \| moderate	24.012 \| fine	105.353 \| fine	44.347 \| good	0.848 \| good	5.085 \| good	0.112 \| good
2026-07-25T18:00:00.000Z	82 \| moderate	25.973 \| fine	112.828 \| fine	51.39 \| good	0.864 \| good	4.387 \| good	0.11 \| good
2026-07-25T19:00:00.000Z	73 \| moderate	20.522 \| fine	90.525 \| fine	52.557 \| good	0.853 \| good	3.601 \| good	0.108 \| good
2026-07-25T20:00:00.000Z	67 \| moderate	18.4 \| fine	81.078 \| fine	53.709 \| good	0.834 \| good	2.993 \| good	0.106 \| good
2026-07-25T21:00:00.000Z	60 \| moderate	13.598 \| fine	60.753 \| fine	53.583 \| good	0.826 \| good	2.608 \| good	0.105 \| good
2026-07-25T22:00:00.000Z	54 \| moderate	11.132 \| good	49.058 \| good	50.495 \| good	0.84 \| good	2.332 \| good	0.104 \| good

Santa Ana

Empower business decisions with accurate air quality data

Santa Ana, California air quality map: Real-time AQI near you

0.33ppm

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 Santa Ana, California updated?

Air quality data for Santa Ana, California is updated on an hourly basis.

When did Santa Ana, California experience the worst air quality in the last 24 hours?

The worst air quality in Santa Ana, California was recorded at 05:00:00 on 2026-07-23.

When did Santa Ana, California have its best air quality in the last 24 hours?

The best air quality in Santa Ana, California was recorded at 02:00:00 on 2026-07-23.

What is the real-time air quality index for Santa Ana, California?

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

Which pollutant is found most often in Santa Ana, California?

The most common pollutant in Santa Ana, California is PM2.5.

What can I do if the air quality in Santa Ana, California is poor?

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

What are the current PM_2.5 levels in Santa Ana, California?

The measured PM_2.5 levels in Santa Ana, California at present are 12.355 μg/m³.

What are the current PM₁₀ levels at Santa Ana, California?

The current PM₁₀ levels in Santa Ana, California are 51.358 μg/m³.

What are the current carbon monoxide (CO) levels at Santa Ana, California?

The current carbon monoxide (CO) level in Santa Ana, California is 0.356 ppm.

What are the current sulfur dioxide (SO₂) levels at Santa Ana, California?

The current sulfur dioxide (SO₂) levels in Santa Ana, California are 1.048 ppb.

What are the current ozone (O₃) levels at Santa Ana, California?

The current ozone (O₃) levels at Santa Ana, California is 51.379 ppm.

What are the current nitrogen dioxide (NO₂) levels at Santa Ana, California?

The current nitrogen dioxide (NO₂) levels at Santa Ana, California is 9.27 ppb.

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Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-07-21T23:00:00.000Z	49 \| good	9.42 \| good	43.883 \| good	41.051 \| good	0.605 \| good	7.471 \| good	0.25 \| good
2026-07-22T00:00:00.000Z	44 \| good	7.594 \| good	30.909 \| good	39.962 \| good	0.572 \| good	8.128 \| good	0.243 \| good
2026-07-22T01:00:00.000Z	38 \| good	7.351 \| good	33.62 \| good	37.492 \| good	0.559 \| good	6.977 \| good	0.311 \| good
2026-07-22T02:00:00.000Z	33 \| good	5.832 \| good	32.087 \| good	33.093 \| good	0.578 \| good	8.565 \| good	0.243 \| good
2026-07-22T03:00:00.000Z	30 \| good	5.166 \| good	25.032 \| good	32.351 \| good	0.519 \| good	8.705 \| good	0.311 \| good
2026-07-22T04:00:00.000Z	33 \| good	5.645 \| good	26.003 \| good	29.247 \| good	0.453 \| good	10.376 \| good	0.379 \| good
2026-07-22T05:00:00.000Z	27 \| good	5.195 \| good	22.072 \| good	25.298 \| good	0.647 \| good	11.427 \| good	0.393 \| good
2026-07-22T06:00:00.000Z	22 \| good	3.907 \| good	18.601 \| good	24.043 \| good	0.504 \| good	11.12 \| good	0.515 \| good
2026-07-22T07:00:00.000Z	22 \| good	4.304 \| good	19.616 \| good	23.616 \| good	0.504 \| good	11.802 \| good	0.515 \| good
2026-07-22T08:00:00.000Z	22 \| good	4.418 \| good	19.647 \| good	19.904 \| good	0.471 \| good	11.673 \| good	0.393 \| good
2026-07-22T09:00:00.000Z	27 \| good	4.584 \| good	17.831 \| good	17.607 \| good	0.494 \| good	9.338 \| good	0.257 \| good
2026-07-22T10:00:00.000Z	22 \| good	4.429 \| good	16.204 \| good	14.443 \| good	0.44 \| good	9.701 \| good	0.257 \| good
2026-07-22T11:00:00.000Z	22 \| good	4.267 \| good	15.61 \| good	12.855 \| good	0.567 \| good	8.408 \| good	0.189 \| good
2026-07-22T12:00:00.000Z	27 \| good	5.144 \| good	16.655 \| good	12.433 \| good	0.463 \| good	7.858 \| good	0.264 \| good
2026-07-22T13:00:00.000Z	27 \| good	5.408 \| good	16.385 \| good	12.71 \| good	0.463 \| good	7.642 \| good	0.264 \| good
2026-07-22T14:00:00.000Z	33 \| good	5.687 \| good	22.49 \| good	14.032 \| good	0.466 \| good	8.429 \| good	0.489 \| good
2026-07-22T15:00:00.000Z	38 \| good	6.637 \| good	39.41 \| good	13.074 \| good	0.625 \| good	10.708 \| good	0.415 \| good
2026-07-22T16:00:00.000Z	44 \| good	7.655 \| good	43.412 \| good	16.756 \| good	0.691 \| good	9.193 \| good	0.4 \| good
2026-07-22T17:00:00.000Z	44 \| good	7.643 \| good	41.256 \| good	18.808 \| good	0.716 \| good	8.187 \| good	0.332 \| good
2026-07-22T18:00:00.000Z	46 \| good	7.799 \| good	49.613 \| good	22.427 \| good	0.717 \| good	7.876 \| good	0.332 \| good
2026-07-22T19:00:00.000Z	44 \| good	7.719 \| good	39.226 \| good	26.202 \| good	0.685 \| good	8.374 \| good	0.351 \| good
2026-07-22T20:00:00.000Z	38 \| good	6.753 \| good	31.85 \| good	29.589 \| good	0.78 \| good	8.752 \| good	0.351 \| good
2026-07-22T21:00:00.000Z	62 \| moderate	8.024 \| good	77.175 \| fine	34.981 \| good	0.771 \| good	8.228 \| good	0.332 \| good
2026-07-22T22:00:00.000Z	50 \| good	7.737 \| good	54.021 \| good	35.658 \| good	0.829 \| good	7.944 \| good	0.325 \| good
2026-07-22T23:00:00.000Z	36 \| good	6.302 \| good	39.128 \| good	38.863 \| good	0.629 \| good	7.892 \| good	0.393 \| good
2026-07-23T00:00:00.000Z	35 \| good	5.879 \| good	37.686 \| good	36.433 \| good	0.716 \| good	6.975 \| good	0.325 \| good
2026-07-23T01:00:00.000Z	34 \| good	5.666 \| good	36.528 \| good	35.22 \| good	0.82 \| good	6.526 \| good	0.325 \| good
2026-07-23T02:00:00.000Z	29 \| good	5.289 \| good	31.101 \| good	31.408 \| good	0.822 \| good	7.636 \| good	0.393 \| good
2026-07-23T03:00:00.000Z	52 \| moderate	10.112 \| good	44.935 \| good	20.61 \| good	0.705 \| good	4.469 \| good	0.101 \| good
2026-07-23T04:00:00.000Z	33 \| good	5.71 \| good	28.792 \| good	26.018 \| good	0.691 \| good	8.766 \| good	0.393 \| good
2026-07-23T05:00:00.000Z	33 \| good	6.089 \| good	28.725 \| good	22.814 \| good	0.789 \| good	10.525 \| good	0.393 \| good
2026-07-23T06:00:00.000Z	33 \| good	6.121 \| good	29.381 \| good	20.251 \| good	0.667 \| good	9.186 \| good	0.461 \| good
2026-07-23T07:00:00.000Z	33 \| good	6.037 \| good	26.849 \| good	20.217 \| good	0.651 \| good	8.859 \| good	0.46 \| good
2026-07-23T08:00:00.000Z	47 \| good	6.363 \| good	51.339 \| good	19.187 \| good	0.575 \| good	9.837 \| good	0.4 \| good
2026-07-23T09:00:00.000Z	53 \| moderate	5.832 \| good	60.275 \| fine	18.979 \| good	0.636 \| good	8.195 \| good	0.264 \| good
2026-07-23T10:00:00.000Z	54 \| moderate	6.39 \| good	61.044 \| fine	18.467 \| good	0.583 \| good	7.255 \| good	0.271 \| good
2026-07-23T11:00:00.000Z	33 \| good	5.738 \| good	30.134 \| good	17.583 \| good	0.729 \| good	8.754 \| good	0.264 \| good
2026-07-23T12:00:00.000Z	33 \| good	6.128 \| good	31.25 \| good	18.026 \| good	0.545 \| good	9.436 \| good	0.283 \| good
2026-07-23T13:00:00.000Z	33 \| good	6.392 \| good	26.974 \| good	17.321 \| good	0.547 \| good	9.4 \| good	0.282 \| good
2026-07-23T14:00:00.000Z	44 \| good	7.306 \| good	47.165 \| good	15.016 \| good	0.646 \| good	12.902 \| good	0.517 \| good
2026-07-23T15:00:00.000Z	67 \| moderate	8.007 \| good	86.728 \| fine	17.745 \| good	0.826 \| good	13.092 \| good	0.586 \| good
2026-07-23T16:00:00.000Z	74 \| moderate	11.478 \| good	100.516 \| fine	18.123 \| good	0.891 \| good	12.09 \| good	0.508 \| good
2026-07-23T17:00:00.000Z	76 \| moderate	18.315 \| fine	105.457 \| fine	26.358 \| good	0.815 \| good	10.525 \| good	0.425 \| good
2026-07-23T18:00:00.000Z	71 \| moderate	13.887 \| fine	95.763 \| fine	32.165 \| good	0.849 \| good	10.329 \| good	0.372 \| good
2026-07-23T19:00:00.000Z	73 \| moderate	15.921 \| fine	98.904 \| fine	40.403 \| good	0.78 \| good	9.616 \| good	0.371 \| good
2026-07-23T20:00:00.000Z	58 \| moderate	12.847 \| fine	62.391 \| fine	43.644 \| good	0.782 \| good	7.916 \| good	0.362 \| good
2026-07-23T21:00:00.000Z	58 \| moderate	12.871 \| fine	66.035 \| fine	48.169 \| good	0.838 \| good	8.038 \| good	0.351 \| good
2026-07-23T22:00:00.000Z	56 \| moderate	12.144 \| fine	48.947 \| good	50.228 \| good	1.033 \| good	8.767 \| good	0.34 \| good
2026-07-23T22:00:00.000Z	56 \| moderate	12.355 \| fine	51.358 \| good	51.379 \| good	1.048 \| good	9.27 \| good	0.356 \| good
2026-07-23T23:00:00.000Z	66 \| moderate	17.276 \| fine	76.642 \| fine	57.834 \| fine	0.887 \| good	2.612 \| good	0.109 \| good
2026-07-24T00:00:00.000Z	66 \| moderate	16.972 \| fine	75.807 \| fine	51.609 \| good	0.893 \| good	2.652 \| good	0.109 \| good
2026-07-24T01:00:00.000Z	62 \| moderate	14.721 \| fine	65.68 \| fine	45.279 \| good	0.881 \| good	3.184 \| good	0.11 \| good
2026-07-24T02:00:00.000Z	64 \| moderate	16.386 \| fine	72.447 \| fine	38.49 \| good	0.857 \| good	4.271 \| good	0.111 \| good
2026-07-24T03:00:00.000Z	60 \| moderate	13.837 \| fine	62.245 \| fine	33.908 \| good	0.818 \| good	5.656 \| good	0.112 \| good
2026-07-24T04:00:00.000Z	54 \| moderate	11.392 \| good	50.607 \| good	30.312 \| good	0.793 \| good	6.411 \| good	0.111 \| good
2026-07-24T05:00:00.000Z	54 \| moderate	10.854 \| good	48.308 \| good	29.077 \| good	0.761 \| good	6.871 \| good	0.111 \| good
2026-07-24T06:00:00.000Z	54 \| moderate	11.086 \| good	49.173 \| good	26.398 \| good	0.73 \| good	7.49 \| good	0.112 \| good
2026-07-24T07:00:00.000Z	56 \| moderate	12.146 \| fine	54.202 \| good	24.843 \| good	0.69 \| good	8.191 \| good	0.114 \| good
2026-07-24T08:00:00.000Z	58 \| moderate	13.23 \| fine	59.554 \| fine	23.723 \| good	0.648 \| good	8.08 \| good	0.115 \| good
2026-07-24T09:00:00.000Z	58 \| moderate	12.656 \| fine	56.408 \| fine	23.386 \| good	0.618 \| good	8.161 \| good	0.115 \| good
2026-07-24T10:00:00.000Z	56 \| moderate	12.384 \| fine	55.454 \| fine	21.421 \| good	0.615 \| good	8.657 \| good	0.117 \| good
2026-07-24T11:00:00.000Z	56 \| moderate	11.865 \| good	52.998 \| good	21.05 \| good	0.624 \| good	9.337 \| good	0.12 \| good
2026-07-24T12:00:00.000Z	60 \| moderate	13.582 \| fine	60.645 \| fine	20.012 \| good	0.636 \| good	9.897 \| good	0.123 \| good
2026-07-24T13:00:00.000Z	64 \| moderate	15.872 \| fine	71.042 \| fine	16.226 \| good	0.65 \| good	10.151 \| good	0.126 \| good
2026-07-24T14:00:00.000Z	67 \| moderate	18.41 \| fine	81.477 \| fine	19.488 \| good	0.651 \| good	8.697 \| good	0.129 \| good
2026-07-24T15:00:00.000Z	71 \| moderate	19.879 \| fine	87.688 \| fine	24.681 \| good	0.672 \| good	5.992 \| good	0.117 \| good
2026-07-24T16:00:00.000Z	71 \| moderate	20.376 \| fine	89.59 \| fine	31.805 \| good	0.692 \| good	4.952 \| good	0.114 \| good
2026-07-24T17:00:00.000Z	75 \| moderate	22.026 \| fine	96.234 \| fine	41.999 \| good	0.737 \| good	4.313 \| good	0.112 \| good
2026-07-24T18:00:00.000Z	69 \| moderate	19.284 \| fine	85.65 \| fine	48.479 \| good	0.77 \| good	3.76 \| good	0.111 \| good
2026-07-24T19:00:00.000Z	67 \| moderate	17.61 \| fine	78.13 \| fine	47.666 \| good	0.779 \| good	3.165 \| good	0.11 \| good
2026-07-24T20:00:00.000Z	66 \| moderate	17.478 \| fine	77.422 \| fine	47.742 \| good	0.767 \| good	2.68 \| good	0.107 \| good
2026-07-24T21:00:00.000Z	56 \| moderate	11.98 \| good	53.193 \| good	48.544 \| good	0.753 \| good	2.37 \| good	0.105 \| good
2026-07-24T22:00:00.000Z	56 \| moderate	11.972 \| good	53.505 \| good	46.195 \| good	0.741 \| good	2.2 \| good	0.103 \| good
2026-07-24T23:00:00.000Z	52 \| moderate	9.703 \| good	43.098 \| good	42.809 \| good	0.727 \| good	2.171 \| good	0.102 \| good
2026-07-25T00:00:00.000Z	54 \| moderate	10.751 \| good	47.711 \| good	40.406 \| good	0.714 \| good	2.357 \| good	0.101 \| good
2026-07-25T01:00:00.000Z	54 \| moderate	10.504 \| good	46.437 \| good	35.995 \| good	0.7 \| good	2.742 \| good	0.1 \| good
2026-07-25T02:00:00.000Z	49 \| good	9.215 \| good	40.882 \| good	31.464 \| good	0.684 \| good	3.558 \| good	0.101 \| good
2026-07-25T03:00:00.000Z	49 \| good	9.373 \| good	41.464 \| good	29.232 \| good	0.676 \| good	4.729 \| good	0.102 \| good
2026-07-25T04:00:00.000Z	49 \| good	8.731 \| good	38.434 \| good	26.92 \| good	0.68 \| good	5.523 \| good	0.103 \| good
2026-07-25T05:00:00.000Z	49 \| good	9.047 \| good	39.812 \| good	24.984 \| good	0.678 \| good	6.074 \| good	0.104 \| good
2026-07-25T06:00:00.000Z	49 \| good	9.353 \| good	41.392 \| good	23.734 \| good	0.676 \| good	6.916 \| good	0.106 \| good
2026-07-25T07:00:00.000Z	52 \| moderate	10.226 \| good	45.371 \| good	21.692 \| good	0.665 \| good	7.648 \| good	0.108 \| good
2026-07-25T08:00:00.000Z	52 \| moderate	10.377 \| good	45.969 \| good	19.672 \| good	0.647 \| good	7.894 \| good	0.11 \| good
2026-07-25T09:00:00.000Z	52 \| moderate	9.612 \| good	42.437 \| good	18.982 \| good	0.65 \| good	8.585 \| good	0.113 \| good
2026-07-25T10:00:00.000Z	49 \| good	9.286 \| good	40.996 \| good	19.119 \| good	0.661 \| good	9.303 \| good	0.115 \| good
2026-07-25T11:00:00.000Z	52 \| moderate	9.508 \| good	41.788 \| good	18.193 \| good	0.669 \| good	10.141 \| good	0.119 \| good
2026-07-25T12:00:00.000Z	56 \| moderate	12.014 \| good	53.936 \| good	16.444 \| good	0.674 \| good	11.476 \| good	0.124 \| good
2026-07-25T13:00:00.000Z	60 \| moderate	13.631 \| fine	60.956 \| fine	15.299 \| good	0.682 \| good	12.208 \| good	0.13 \| good
2026-07-25T14:00:00.000Z	69 \| moderate	18.555 \| fine	82.253 \| fine	15.059 \| good	0.7 \| good	10.69 \| good	0.136 \| good
2026-07-25T15:00:00.000Z	67 \| moderate	18.38 \| fine	80.971 \| fine	20.027 \| good	0.753 \| good	7.066 \| good	0.118 \| good
2026-07-25T16:00:00.000Z	71 \| moderate	19.633 \| fine	86.511 \| fine	30.612 \| good	0.799 \| good	5.805 \| good	0.114 \| good
2026-07-25T17:00:00.000Z	79 \| moderate	24.012 \| fine	105.353 \| fine	44.347 \| good	0.848 \| good	5.085 \| good	0.112 \| good
2026-07-25T18:00:00.000Z	82 \| moderate	25.973 \| fine	112.828 \| fine	51.39 \| good	0.864 \| good	4.387 \| good	0.11 \| good
2026-07-25T19:00:00.000Z	73 \| moderate	20.522 \| fine	90.525 \| fine	52.557 \| good	0.853 \| good	3.601 \| good	0.108 \| good
2026-07-25T20:00:00.000Z	67 \| moderate	18.4 \| fine	81.078 \| fine	53.709 \| good	0.834 \| good	2.993 \| good	0.106 \| good
2026-07-25T21:00:00.000Z	60 \| moderate	13.598 \| fine	60.753 \| fine	53.583 \| good	0.826 \| good	2.608 \| good	0.105 \| good
2026-07-25T22:00:00.000Z	54 \| moderate	11.132 \| good	49.058 \| good	50.495 \| good	0.84 \| good	2.332 \| good	0.104 \| good

Real-time air quality index in Santa Ana, California today

Common air pollutants in Santa Ana, California

Particulate Matter2.5 (PM2.5)

Particulate Matter10 (PM10)

Ozone (O3)

Sulfur Dioxide (SO2)

Nitrogen Dioxide (NO2)

Carbon Monoxide (CO)

Track live Santa Ana, California air quality forecast and history

Empower business decisions with accurate air quality data

Santa Ana, California air quality map: Real-time AQI near you

Air quality in nearby cities

Tustin, California

Orange, California

Garden Grove, California

North Tustin, California

Irvine, California

Fountain Valley, 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 Santa Ana, California updated?

When did Santa Ana, California experience the worst air quality in the last 24 hours?

When did Santa Ana, California have its best air quality in the last 24 hours?

What is the real-time air quality index for Santa Ana, California?

Which pollutant is found most often in Santa Ana, California?

What can I do if the air quality in Santa Ana, California is poor?

What are the current PM2.5 levels in Santa Ana, California?

What are the current PM10 levels at Santa Ana, California?

What are the current carbon monoxide (CO) levels at Santa Ana, California?

What are the current sulfur dioxide (SO2) levels at Santa Ana, California?

What are the current ozone (O3) levels at Santa Ana, California?

What are the current nitrogen dioxide (NO2) levels at Santa Ana, 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 Santa Ana, California?

What are the current PM₁₀ levels at Santa Ana, California?

What are the current sulfur dioxide (SO₂) levels at Santa Ana, California?

What are the current ozone (O₃) levels at Santa Ana, California?

What are the current nitrogen dioxide (NO₂) levels at Santa Ana, California?