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

Currently, Santa Cruz, California has a sulfur dioxide (SO2) concentration of 0.806 ppb.

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

The current ozone (O3) level in Santa Cruz, California at the moment is 20.217 ppm.

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

Nitrogen dioxide (NO2) level in Santa Cruz, California at the moment is 4.048 ppb.

Live air quality index in Santa Cruz, California today

Name: Live air pollution levels in Santa Cruz, California today
Creator: Ambee

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

Santa Cruz, California

Last updated: ... (Local time)

Major air pollutants in Santa Cruz, California

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

4.27 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

19.52 μg/m³

155

255

425

605+

Ozone (O₃)

16.45 ppb

201

201+

Sulfur Dioxide (SO₂)

0.59 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

4.43 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.23 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

Low

Santa Cruz, California

Get Live Pollen Counts

Santa Cruz, California

Scroll To Air Quality Map

Track live Santa Cruz, California air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2025-07-28T20:00:00.000Z	22 \| good	4.468 \| good	20.134 \| good	18.237 \| good	0.788 \| good	4.187 \| good	0.212 \| good
2025-07-28T21:00:00.000Z	22 \| good	4.337 \| good	19.166 \| good	20.616 \| good	0.808 \| good	4.09 \| good	0.198 \| good
2025-07-28T22:00:00.000Z	38 \| good	6.939 \| good	30.885 \| good	21.399 \| good	0.784 \| good	4.191 \| good	0.211 \| good
2025-07-28T23:00:00.000Z	44 \| good	7.853 \| good	34.504 \| good	22.249 \| good	0.623 \| good	4.154 \| good	0.211 \| good
2025-07-29T00:00:00.000Z	33 \| good	6.11 \| good	26.416 \| good	22.601 \| good	0.639 \| good	4.117 \| good	0.198 \| good
2025-07-29T01:00:00.000Z	27 \| good	4.662 \| good	20.7 \| good	23.592 \| good	0.642 \| good	3.623 \| good	0.184 \| good
2025-07-29T02:00:00.000Z	22 \| good	4.332 \| good	18.747 \| good	24.474 \| good	0.628 \| good	3.312 \| good	0.184 \| good
2025-07-29T03:00:00.000Z	22 \| good	3.728 \| good	17.198 \| good	24.236 \| good	0.592 \| good	2.783 \| good	0.198 \| good
2025-07-29T04:00:00.000Z	27 \| good	4.587 \| good	21.671 \| good	21.537 \| good	0.755 \| good	3.274 \| good	0.198 \| good
2025-07-29T05:00:00.000Z	22 \| good	4.141 \| good	19.361 \| good	22.614 \| good	0.757 \| good	3.698 \| good	0.227 \| good
2025-07-29T06:00:00.000Z	22 \| good	3.914 \| good	16.805 \| good	19.492 \| good	0.758 \| good	3.926 \| good	0.227 \| good
2025-07-29T07:00:00.000Z	22 \| good	3.79 \| good	17.074 \| good	16.34 \| good	0.778 \| good	3.151 \| good	0.198 \| good
2025-07-29T08:00:00.000Z	22 \| good	3.83 \| good	15.545 \| good	14.16 \| good	0.776 \| good	3.565 \| good	0.153 \| good
2025-07-29T09:00:00.000Z	22 \| good	3.548 \| good	16.808 \| good	11.565 \| good	0.766 \| good	2.641 \| good	0.184 \| good
2025-07-29T10:00:00.000Z	11 \| good	2.063 \| good	5.673 \| good	9.339 \| good	0.702 \| good	2.484 \| good	0.167 \| good
2025-07-29T11:00:00.000Z	8 \| good	1.307 \| good	5.484 \| good	9.227 \| good	0.69 \| good	2.982 \| good	0.139 \| good
2025-07-29T12:00:00.000Z	16 \| good	3.387 \| good	14.513 \| good	8.744 \| good	0.692 \| good	3.18 \| good	0.156 \| good
2025-07-29T13:00:00.000Z	22 \| good	3.731 \| good	16.338 \| good	9.805 \| good	0.654 \| good	6.904 \| good	0.195 \| good
2025-07-29T14:00:00.000Z	16 \| good	3.247 \| good	14.019 \| good	7.2 \| good	0.336 \| good	6.954 \| good	0.196 \| good
2025-07-29T15:00:00.000Z	11 \| good	2.398 \| good	10.379 \| good	9.83 \| good	0.675 \| good	5.3 \| good	0.267 \| good
2025-07-29T16:00:00.000Z	11 \| good	1.922 \| good	8.605 \| good	10.627 \| good	0.533 \| good	5.522 \| good	0.295 \| good
2025-07-29T17:00:00.000Z	27 \| good	4.87 \| good	21.495 \| good	12.107 \| good	0.563 \| good	5.202 \| good	0.283 \| good
2025-07-29T18:00:00.000Z	16 \| good	3.205 \| good	13.426 \| good	14.69 \| good	0.525 \| good	4.948 \| good	0.268 \| good
2025-07-29T19:00:00.000Z	22 \| good	4.41 \| good	19.692 \| good	16.519 \| good	0.715 \| good	6.702 \| good	0.283 \| good
2025-07-29T20:00:00.000Z	27 \| good	5.149 \| good	22.641 \| good	20.09 \| good	0.377 \| good	6.975 \| good	0.24 \| good
2025-07-29T21:00:00.000Z	38 \| good	6.693 \| good	29.307 \| good	22.173 \| good	0.317 \| good	4.88 \| good	0.195 \| good
2025-07-29T22:00:00.000Z	52 \| moderate	10.183 \| good	45.264 \| good	23.753 \| good	0.698 \| good	4.385 \| good	0.181 \| good
2025-07-29T23:00:00.000Z	38 \| good	6.973 \| good	31.099 \| good	22.537 \| good	0.696 \| good	3.862 \| good	0.198 \| good
2025-07-30T00:00:00.000Z	44 \| good	8.223 \| good	36.326 \| good	22.797 \| good	0.718 \| good	3.991 \| good	0.198 \| good
2025-07-30T01:00:00.000Z	38 \| good	6.855 \| good	31.031 \| good	23.423 \| good	2.627 \| good	3.529 \| good	0.198 \| good
2025-07-30T02:00:00.000Z	33 \| good	5.846 \| good	26.156 \| good	22.724 \| good	9.717 \| good	3.247 \| good	0.198 \| good
2025-07-30T03:00:00.000Z	19 \| good	1.5 \| good	6.294 \| good	20.34 \| good	0.493 \| good	3.112 \| good	0.106 \| good
2025-07-30T04:00:00.000Z	22 \| good	4.161 \| good	18.15 \| good	20.542 \| good	2.113 \| good	2.814 \| good	0.198 \| good
2025-07-30T05:00:00.000Z	22 \| good	4.349 \| good	19.184 \| good	18.817 \| good	1.354 \| good	3.171 \| good	0.198 \| good
2025-07-30T06:00:00.000Z	33 \| good	6.491 \| good	28.24 \| good	17.475 \| good	0.8 \| good	2.4 \| good	0.168 \| good
2025-07-30T07:00:00.000Z	27 \| good	5.475 \| good	19.255 \| good	16.908 \| good	0.787 \| good	2.396 \| good	0.168 \| good
2025-07-30T08:00:00.000Z	22 \| good	4.208 \| good	16.312 \| good	16.901 \| good	0.686 \| good	2.076 \| good	0.126 \| good
2025-07-30T09:00:00.000Z	16 \| good	2.646 \| good	11.526 \| good	16.612 \| good	0.641 \| good	1.58 \| good	0.13 \| good
2025-07-30T10:00:00.000Z	16 \| good	3.224 \| good	13.793 \| good	15.29 \| good	0.708 \| good	1.455 \| good	0.113 \| good
2025-07-30T11:00:00.000Z	16 \| good	3.012 \| good	12.747 \| good	14.309 \| good	0.732 \| good	1.575 \| good	0.113 \| good
2025-07-30T12:00:00.000Z	16 \| good	2.589 \| good	11.46 \| good	13.611 \| good	0.723 \| good	1.73 \| good	0.13 \| good
2025-07-30T13:00:00.000Z	22 \| good	3.678 \| good	16.99 \| good	14.516 \| good	0.698 \| good	3.524 \| good	0.164 \| good
2025-07-30T14:00:00.000Z	16 \| good	3.291 \| good	14.078 \| good	14.634 \| good	0.364 \| good	3.423 \| good	0.126 \| good
2025-07-30T15:00:00.000Z	14 \| good	2.118 \| good	11.019 \| good	15.176 \| good	0.775 \| good	4.171 \| good	0.143 \| good
2025-07-30T16:00:00.000Z	14 \| good	1.399 \| good	6.463 \| good	15.471 \| good	0.771 \| good	4.036 \| good	0.185 \| good
2025-07-30T17:00:00.000Z	15 \| good	1.738 \| good	7.78 \| good	15.674 \| good	0.806 \| good	4.079 \| good	0.226 \| good
2025-07-30T18:00:00.000Z	16 \| good	1.772 \| good	7.283 \| good	16.847 \| good	0.741 \| good	4.311 \| good	0.254 \| good
2025-07-30T19:00:00.000Z	22 \| good	4.468 \| good	20.26 \| good	17.297 \| good	0.591 \| good	4.503 \| good	0.226 \| good
2025-07-30T19:00:00.000Z	22 \| good	4.273 \| good	19.525 \| good	16.45 \| good	0.595 \| good	4.433 \| good	0.226 \| good
2025-07-28T22:00:00.000Z	23 \| good	3.581 \| good	15.543 \| good	25.184 \| good	0.418 \| good	0.794 \| good	0.086 \| good
2025-07-28T23:00:00.000Z	25 \| good	4.362 \| good	19.031 \| good	26.844 \| good	0.408 \| good	0.805 \| good	0.086 \| good
2025-07-29T00:00:00.000Z	25 \| good	4.225 \| good	18.439 \| good	26.971 \| good	0.398 \| good	0.815 \| good	0.086 \| good
2025-07-29T01:00:00.000Z	24 \| good	3.706 \| good	16.141 \| good	25.714 \| good	0.389 \| good	1.296 \| good	0.087 \| good
2025-07-29T02:00:00.000Z	19 \| good	1.489 \| good	6.117 \| good	21.468 \| good	0.38 \| good	1.776 \| good	0.089 \| good
2025-07-29T03:00:00.000Z	19 \| good	2.408 \| good	9.583 \| good	20.438 \| good	0.371 \| good	2.256 \| good	0.09 \| good
2025-07-29T04:00:00.000Z	16 \| good	2.15 \| good	8.851 \| good	16.846 \| good	0.391 \| good	2.818 \| good	0.092 \| good
2025-07-29T05:00:00.000Z	16 \| good	1.232 \| good	4.816 \| good	16.836 \| good	0.41 \| good	3.38 \| good	0.095 \| good
2025-07-29T06:00:00.000Z	17 \| good	1.39 \| good	5.925 \| good	18.138 \| good	0.43 \| good	3.942 \| good	0.097 \| good
2025-07-29T07:00:00.000Z	14 \| good	0.703 \| good	2.382 \| good	15.141 \| good	0.412 \| good	3.939 \| good	0.097 \| good
2025-07-29T08:00:00.000Z	13 \| good	1.164 \| good	4.738 \| good	14.396 \| good	0.394 \| good	3.937 \| good	0.097 \| good
2025-07-29T09:00:00.000Z	12 \| good	0.572 \| good	2.062 \| good	13.408 \| good	0.376 \| good	3.934 \| good	0.097 \| good
2025-07-29T10:00:00.000Z	12 \| good	0.804 \| good	3.004 \| good	13.276 \| good	0.358 \| good	3.684 \| good	0.095 \| good
2025-07-29T11:00:00.000Z	13 \| good	0.807 \| good	3.064 \| good	14.173 \| good	0.339 \| good	3.433 \| good	0.093 \| good
2025-07-29T12:00:00.000Z	16 \| good	0.643 \| good	2.233 \| good	17.087 \| good	0.321 \| good	3.182 \| good	0.091 \| good
2025-07-29T13:00:00.000Z	14 \| good	0.93 \| good	3.826 \| good	14.623 \| good	0.327 \| good	2.808 \| good	0.09 \| good
2025-07-29T14:00:00.000Z	11 \| good	1.581 \| good	6.344 \| good	11.129 \| good	0.334 \| good	2.434 \| good	0.089 \| good
2025-07-29T15:00:00.000Z	11 \| good	1.434 \| good	5.716 \| good	11.597 \| good	0.34 \| good	2.06 \| good	0.088 \| good
2025-07-29T16:00:00.000Z	13 \| good	1.474 \| good	6.004 \| good	14.09 \| good	0.351 \| good	1.82 \| good	0.088 \| good
2025-07-29T17:00:00.000Z	14 \| good	1.627 \| good	6.655 \| good	15.267 \| good	0.361 \| good	1.581 \| good	0.089 \| good
2025-07-29T18:00:00.000Z	18 \| good	2.599 \| good	10.705 \| good	18.963 \| good	0.372 \| good	1.341 \| good	0.09 \| good
2025-07-29T19:00:00.000Z	20 \| good	2.556 \| good	10.274 \| good	21.748 \| good	0.382 \| good	1.152 \| good	0.089 \| good
2025-07-29T20:00:00.000Z	27 \| good	4.729 \| good	20.606 \| good	25.106 \| good	0.392 \| good	0.962 \| good	0.088 \| good
2025-07-29T21:00:00.000Z	25 \| good	4.474 \| good	19.43 \| good	26.822 \| good	0.402 \| good	0.773 \| good	0.087 \| good
2025-07-29T22:00:00.000Z	25 \| good	3.999 \| good	17.668 \| good	26.502 \| good	0.392 \| good	0.798 \| good	0.087 \| good
2025-07-29T23:00:00.000Z	24 \| good	3.267 \| good	13.763 \| good	26.446 \| good	0.381 \| good	0.824 \| good	0.087 \| good
2025-07-30T00:00:00.000Z	25 \| good	3.53 \| good	15.541 \| good	27.377 \| good	0.371 \| good	0.85 \| good	0.087 \| good
2025-07-30T01:00:00.000Z	23 \| good	3.707 \| good	16.222 \| good	24.587 \| good	0.363 \| good	1.385 \| good	0.089 \| good
2025-07-30T02:00:00.000Z	22 \| good	2.496 \| good	10.12 \| good	23.501 \| good	0.355 \| good	1.921 \| good	0.091 \| good
2025-07-30T03:00:00.000Z	20 \| good	3.01 \| good	12.79 \| good	21.666 \| good	0.346 \| good	2.456 \| good	0.093 \| good
2025-07-30T04:00:00.000Z	19 \| good	1.661 \| good	6.893 \| good	20.578 \| good	0.367 \| good	2.957 \| good	0.095 \| good
2025-07-30T05:00:00.000Z	19 \| good	1.813 \| good	7.483 \| good	19.835 \| good	0.388 \| good	3.457 \| good	0.097 \| good
2025-07-30T06:00:00.000Z	15 \| good	2.37 \| good	9.837 \| good	15.584 \| good	0.41 \| good	3.957 \| good	0.099 \| good
2025-07-30T07:00:00.000Z	11 \| good	2.107 \| good	8.457 \| good	12.124 \| good	0.389 \| good	3.829 \| good	0.098 \| good
2025-07-30T08:00:00.000Z	11 \| good	1.482 \| good	6.102 \| good	11.822 \| good	0.368 \| good	3.7 \| good	0.098 \| good
2025-07-30T09:00:00.000Z	12 \| good	1.025 \| good	4.305 \| good	12.864 \| good	0.348 \| good	3.571 \| good	0.097 \| good
2025-07-30T10:00:00.000Z	13 \| good	1.714 \| good	6.988 \| good	14.216 \| good	0.338 \| good	3.318 \| good	0.095 \| good
2025-07-30T11:00:00.000Z	11 \| good	1.657 \| good	6.78 \| good	12.151 \| good	0.329 \| good	3.064 \| good	0.093 \| good
2025-07-30T12:00:00.000Z	12 \| good	0.593 \| good	2.274 \| good	13.077 \| good	0.319 \| good	2.811 \| good	0.092 \| good
2025-07-30T13:00:00.000Z	11 \| good	0.647 \| good	2.244 \| good	12.102 \| good	0.309 \| good	2.441 \| good	0.09 \| good
2025-07-30T14:00:00.000Z	10 \| good	0.532 \| good	2.032 \| good	10.939 \| good	0.299 \| good	2.071 \| good	0.089 \| good
2025-07-30T15:00:00.000Z	10 \| good	0.348 \| good	1.446 \| good	11.018 \| good	0.288 \| good	1.701 \| good	0.087 \| good
2025-07-30T16:00:00.000Z	10 \| good	0.582 \| good	2.27 \| good	11.361 \| good	0.291 \| good	1.493 \| good	0.088 \| good
2025-07-30T17:00:00.000Z	14 \| good	2.082 \| good	8.408 \| good	14.601 \| good	0.293 \| good	1.285 \| good	0.089 \| good
2025-07-30T18:00:00.000Z	22 \| good	3.502 \| good	15.604 \| good	17.832 \| good	0.296 \| good	1.077 \| good	0.09 \| good
2025-07-30T19:00:00.000Z	33 \| good	5.836 \| good	25.711 \| good	21.025 \| good	0.311 \| good	0.927 \| good	0.089 \| good
2025-07-30T20:00:00.000Z	22 \| good	4.102 \| good	17.816 \| good	22.907 \| good	0.326 \| good	0.777 \| good	0.088 \| good
2025-07-30T21:00:00.000Z	20 \| good	2.719 \| good	11.355 \| good	22.472 \| good	0.342 \| good	0.628 \| good	0.087 \| good

Santa Cruz

Get reliable air quality data to drive your business

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

0.20ppm

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

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Frequently asked questions

How often is air quality information updated for Santa Cruz, California?

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

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

In the past 24 hours, the air quality in Santa Cruz, California was at its worst at 04:00:00 on 2025-07-28.

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

In the last 24 hours, the best air quality in Santa Cruz, California was observed at 01:00:00 on 2025-07-28.

What is the AQI in Santa Cruz, California right now?

As of now, the AQI in Santa Cruz, California is 22, indicating Good conditions.

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

Santa Cruz, California air has the highest levels of PM2.5.

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

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

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

PM_2.5 levels in Santa Cruz, California are currently 3.536 μg/m³.

What is the PM₁₀ level in Santa Cruz, California at the moment?

The PM₁₀ concentration in Santa Cruz, California is 15.833 μg/m³ at the moment.

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

The current carbon monoxide (CO) concentration in Santa Cruz, California is 0.2 ppm.

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

Currently, Santa Cruz, California has a sulfur dioxide (SO₂) concentration of 0.806 ppb.

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

The current ozone (O₃) level in Santa Cruz, California at the moment is 20.217 ppm.

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

Nitrogen dioxide (NO₂) level in Santa Cruz, California at the moment is 4.048 ppb.

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Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2025-07-28T20:00:00.000Z	22 \| good	4.468 \| good	20.134 \| good	18.237 \| good	0.788 \| good	4.187 \| good	0.212 \| good
2025-07-28T21:00:00.000Z	22 \| good	4.337 \| good	19.166 \| good	20.616 \| good	0.808 \| good	4.09 \| good	0.198 \| good
2025-07-28T22:00:00.000Z	38 \| good	6.939 \| good	30.885 \| good	21.399 \| good	0.784 \| good	4.191 \| good	0.211 \| good
2025-07-28T23:00:00.000Z	44 \| good	7.853 \| good	34.504 \| good	22.249 \| good	0.623 \| good	4.154 \| good	0.211 \| good
2025-07-29T00:00:00.000Z	33 \| good	6.11 \| good	26.416 \| good	22.601 \| good	0.639 \| good	4.117 \| good	0.198 \| good
2025-07-29T01:00:00.000Z	27 \| good	4.662 \| good	20.7 \| good	23.592 \| good	0.642 \| good	3.623 \| good	0.184 \| good
2025-07-29T02:00:00.000Z	22 \| good	4.332 \| good	18.747 \| good	24.474 \| good	0.628 \| good	3.312 \| good	0.184 \| good
2025-07-29T03:00:00.000Z	22 \| good	3.728 \| good	17.198 \| good	24.236 \| good	0.592 \| good	2.783 \| good	0.198 \| good
2025-07-29T04:00:00.000Z	27 \| good	4.587 \| good	21.671 \| good	21.537 \| good	0.755 \| good	3.274 \| good	0.198 \| good
2025-07-29T05:00:00.000Z	22 \| good	4.141 \| good	19.361 \| good	22.614 \| good	0.757 \| good	3.698 \| good	0.227 \| good
2025-07-29T06:00:00.000Z	22 \| good	3.914 \| good	16.805 \| good	19.492 \| good	0.758 \| good	3.926 \| good	0.227 \| good
2025-07-29T07:00:00.000Z	22 \| good	3.79 \| good	17.074 \| good	16.34 \| good	0.778 \| good	3.151 \| good	0.198 \| good
2025-07-29T08:00:00.000Z	22 \| good	3.83 \| good	15.545 \| good	14.16 \| good	0.776 \| good	3.565 \| good	0.153 \| good
2025-07-29T09:00:00.000Z	22 \| good	3.548 \| good	16.808 \| good	11.565 \| good	0.766 \| good	2.641 \| good	0.184 \| good
2025-07-29T10:00:00.000Z	11 \| good	2.063 \| good	5.673 \| good	9.339 \| good	0.702 \| good	2.484 \| good	0.167 \| good
2025-07-29T11:00:00.000Z	8 \| good	1.307 \| good	5.484 \| good	9.227 \| good	0.69 \| good	2.982 \| good	0.139 \| good
2025-07-29T12:00:00.000Z	16 \| good	3.387 \| good	14.513 \| good	8.744 \| good	0.692 \| good	3.18 \| good	0.156 \| good
2025-07-29T13:00:00.000Z	22 \| good	3.731 \| good	16.338 \| good	9.805 \| good	0.654 \| good	6.904 \| good	0.195 \| good
2025-07-29T14:00:00.000Z	16 \| good	3.247 \| good	14.019 \| good	7.2 \| good	0.336 \| good	6.954 \| good	0.196 \| good
2025-07-29T15:00:00.000Z	11 \| good	2.398 \| good	10.379 \| good	9.83 \| good	0.675 \| good	5.3 \| good	0.267 \| good
2025-07-29T16:00:00.000Z	11 \| good	1.922 \| good	8.605 \| good	10.627 \| good	0.533 \| good	5.522 \| good	0.295 \| good
2025-07-29T17:00:00.000Z	27 \| good	4.87 \| good	21.495 \| good	12.107 \| good	0.563 \| good	5.202 \| good	0.283 \| good
2025-07-29T18:00:00.000Z	16 \| good	3.205 \| good	13.426 \| good	14.69 \| good	0.525 \| good	4.948 \| good	0.268 \| good
2025-07-29T19:00:00.000Z	22 \| good	4.41 \| good	19.692 \| good	16.519 \| good	0.715 \| good	6.702 \| good	0.283 \| good
2025-07-29T20:00:00.000Z	27 \| good	5.149 \| good	22.641 \| good	20.09 \| good	0.377 \| good	6.975 \| good	0.24 \| good
2025-07-29T21:00:00.000Z	38 \| good	6.693 \| good	29.307 \| good	22.173 \| good	0.317 \| good	4.88 \| good	0.195 \| good
2025-07-29T22:00:00.000Z	52 \| moderate	10.183 \| good	45.264 \| good	23.753 \| good	0.698 \| good	4.385 \| good	0.181 \| good
2025-07-29T23:00:00.000Z	38 \| good	6.973 \| good	31.099 \| good	22.537 \| good	0.696 \| good	3.862 \| good	0.198 \| good
2025-07-30T00:00:00.000Z	44 \| good	8.223 \| good	36.326 \| good	22.797 \| good	0.718 \| good	3.991 \| good	0.198 \| good
2025-07-30T01:00:00.000Z	38 \| good	6.855 \| good	31.031 \| good	23.423 \| good	2.627 \| good	3.529 \| good	0.198 \| good
2025-07-30T02:00:00.000Z	33 \| good	5.846 \| good	26.156 \| good	22.724 \| good	9.717 \| good	3.247 \| good	0.198 \| good
2025-07-30T03:00:00.000Z	19 \| good	1.5 \| good	6.294 \| good	20.34 \| good	0.493 \| good	3.112 \| good	0.106 \| good
2025-07-30T04:00:00.000Z	22 \| good	4.161 \| good	18.15 \| good	20.542 \| good	2.113 \| good	2.814 \| good	0.198 \| good
2025-07-30T05:00:00.000Z	22 \| good	4.349 \| good	19.184 \| good	18.817 \| good	1.354 \| good	3.171 \| good	0.198 \| good
2025-07-30T06:00:00.000Z	33 \| good	6.491 \| good	28.24 \| good	17.475 \| good	0.8 \| good	2.4 \| good	0.168 \| good
2025-07-30T07:00:00.000Z	27 \| good	5.475 \| good	19.255 \| good	16.908 \| good	0.787 \| good	2.396 \| good	0.168 \| good
2025-07-30T08:00:00.000Z	22 \| good	4.208 \| good	16.312 \| good	16.901 \| good	0.686 \| good	2.076 \| good	0.126 \| good
2025-07-30T09:00:00.000Z	16 \| good	2.646 \| good	11.526 \| good	16.612 \| good	0.641 \| good	1.58 \| good	0.13 \| good
2025-07-30T10:00:00.000Z	16 \| good	3.224 \| good	13.793 \| good	15.29 \| good	0.708 \| good	1.455 \| good	0.113 \| good
2025-07-30T11:00:00.000Z	16 \| good	3.012 \| good	12.747 \| good	14.309 \| good	0.732 \| good	1.575 \| good	0.113 \| good
2025-07-30T12:00:00.000Z	16 \| good	2.589 \| good	11.46 \| good	13.611 \| good	0.723 \| good	1.73 \| good	0.13 \| good
2025-07-30T13:00:00.000Z	22 \| good	3.678 \| good	16.99 \| good	14.516 \| good	0.698 \| good	3.524 \| good	0.164 \| good
2025-07-30T14:00:00.000Z	16 \| good	3.291 \| good	14.078 \| good	14.634 \| good	0.364 \| good	3.423 \| good	0.126 \| good
2025-07-30T15:00:00.000Z	14 \| good	2.118 \| good	11.019 \| good	15.176 \| good	0.775 \| good	4.171 \| good	0.143 \| good
2025-07-30T16:00:00.000Z	14 \| good	1.399 \| good	6.463 \| good	15.471 \| good	0.771 \| good	4.036 \| good	0.185 \| good
2025-07-30T17:00:00.000Z	15 \| good	1.738 \| good	7.78 \| good	15.674 \| good	0.806 \| good	4.079 \| good	0.226 \| good
2025-07-30T18:00:00.000Z	16 \| good	1.772 \| good	7.283 \| good	16.847 \| good	0.741 \| good	4.311 \| good	0.254 \| good
2025-07-30T19:00:00.000Z	22 \| good	4.468 \| good	20.26 \| good	17.297 \| good	0.591 \| good	4.503 \| good	0.226 \| good
2025-07-30T19:00:00.000Z	22 \| good	4.273 \| good	19.525 \| good	16.45 \| good	0.595 \| good	4.433 \| good	0.226 \| good
2025-07-28T22:00:00.000Z	23 \| good	3.581 \| good	15.543 \| good	25.184 \| good	0.418 \| good	0.794 \| good	0.086 \| good
2025-07-28T23:00:00.000Z	25 \| good	4.362 \| good	19.031 \| good	26.844 \| good	0.408 \| good	0.805 \| good	0.086 \| good
2025-07-29T00:00:00.000Z	25 \| good	4.225 \| good	18.439 \| good	26.971 \| good	0.398 \| good	0.815 \| good	0.086 \| good
2025-07-29T01:00:00.000Z	24 \| good	3.706 \| good	16.141 \| good	25.714 \| good	0.389 \| good	1.296 \| good	0.087 \| good
2025-07-29T02:00:00.000Z	19 \| good	1.489 \| good	6.117 \| good	21.468 \| good	0.38 \| good	1.776 \| good	0.089 \| good
2025-07-29T03:00:00.000Z	19 \| good	2.408 \| good	9.583 \| good	20.438 \| good	0.371 \| good	2.256 \| good	0.09 \| good
2025-07-29T04:00:00.000Z	16 \| good	2.15 \| good	8.851 \| good	16.846 \| good	0.391 \| good	2.818 \| good	0.092 \| good
2025-07-29T05:00:00.000Z	16 \| good	1.232 \| good	4.816 \| good	16.836 \| good	0.41 \| good	3.38 \| good	0.095 \| good
2025-07-29T06:00:00.000Z	17 \| good	1.39 \| good	5.925 \| good	18.138 \| good	0.43 \| good	3.942 \| good	0.097 \| good
2025-07-29T07:00:00.000Z	14 \| good	0.703 \| good	2.382 \| good	15.141 \| good	0.412 \| good	3.939 \| good	0.097 \| good
2025-07-29T08:00:00.000Z	13 \| good	1.164 \| good	4.738 \| good	14.396 \| good	0.394 \| good	3.937 \| good	0.097 \| good
2025-07-29T09:00:00.000Z	12 \| good	0.572 \| good	2.062 \| good	13.408 \| good	0.376 \| good	3.934 \| good	0.097 \| good
2025-07-29T10:00:00.000Z	12 \| good	0.804 \| good	3.004 \| good	13.276 \| good	0.358 \| good	3.684 \| good	0.095 \| good
2025-07-29T11:00:00.000Z	13 \| good	0.807 \| good	3.064 \| good	14.173 \| good	0.339 \| good	3.433 \| good	0.093 \| good
2025-07-29T12:00:00.000Z	16 \| good	0.643 \| good	2.233 \| good	17.087 \| good	0.321 \| good	3.182 \| good	0.091 \| good
2025-07-29T13:00:00.000Z	14 \| good	0.93 \| good	3.826 \| good	14.623 \| good	0.327 \| good	2.808 \| good	0.09 \| good
2025-07-29T14:00:00.000Z	11 \| good	1.581 \| good	6.344 \| good	11.129 \| good	0.334 \| good	2.434 \| good	0.089 \| good
2025-07-29T15:00:00.000Z	11 \| good	1.434 \| good	5.716 \| good	11.597 \| good	0.34 \| good	2.06 \| good	0.088 \| good
2025-07-29T16:00:00.000Z	13 \| good	1.474 \| good	6.004 \| good	14.09 \| good	0.351 \| good	1.82 \| good	0.088 \| good
2025-07-29T17:00:00.000Z	14 \| good	1.627 \| good	6.655 \| good	15.267 \| good	0.361 \| good	1.581 \| good	0.089 \| good
2025-07-29T18:00:00.000Z	18 \| good	2.599 \| good	10.705 \| good	18.963 \| good	0.372 \| good	1.341 \| good	0.09 \| good
2025-07-29T19:00:00.000Z	20 \| good	2.556 \| good	10.274 \| good	21.748 \| good	0.382 \| good	1.152 \| good	0.089 \| good
2025-07-29T20:00:00.000Z	27 \| good	4.729 \| good	20.606 \| good	25.106 \| good	0.392 \| good	0.962 \| good	0.088 \| good
2025-07-29T21:00:00.000Z	25 \| good	4.474 \| good	19.43 \| good	26.822 \| good	0.402 \| good	0.773 \| good	0.087 \| good
2025-07-29T22:00:00.000Z	25 \| good	3.999 \| good	17.668 \| good	26.502 \| good	0.392 \| good	0.798 \| good	0.087 \| good
2025-07-29T23:00:00.000Z	24 \| good	3.267 \| good	13.763 \| good	26.446 \| good	0.381 \| good	0.824 \| good	0.087 \| good
2025-07-30T00:00:00.000Z	25 \| good	3.53 \| good	15.541 \| good	27.377 \| good	0.371 \| good	0.85 \| good	0.087 \| good
2025-07-30T01:00:00.000Z	23 \| good	3.707 \| good	16.222 \| good	24.587 \| good	0.363 \| good	1.385 \| good	0.089 \| good
2025-07-30T02:00:00.000Z	22 \| good	2.496 \| good	10.12 \| good	23.501 \| good	0.355 \| good	1.921 \| good	0.091 \| good
2025-07-30T03:00:00.000Z	20 \| good	3.01 \| good	12.79 \| good	21.666 \| good	0.346 \| good	2.456 \| good	0.093 \| good
2025-07-30T04:00:00.000Z	19 \| good	1.661 \| good	6.893 \| good	20.578 \| good	0.367 \| good	2.957 \| good	0.095 \| good
2025-07-30T05:00:00.000Z	19 \| good	1.813 \| good	7.483 \| good	19.835 \| good	0.388 \| good	3.457 \| good	0.097 \| good
2025-07-30T06:00:00.000Z	15 \| good	2.37 \| good	9.837 \| good	15.584 \| good	0.41 \| good	3.957 \| good	0.099 \| good
2025-07-30T07:00:00.000Z	11 \| good	2.107 \| good	8.457 \| good	12.124 \| good	0.389 \| good	3.829 \| good	0.098 \| good
2025-07-30T08:00:00.000Z	11 \| good	1.482 \| good	6.102 \| good	11.822 \| good	0.368 \| good	3.7 \| good	0.098 \| good
2025-07-30T09:00:00.000Z	12 \| good	1.025 \| good	4.305 \| good	12.864 \| good	0.348 \| good	3.571 \| good	0.097 \| good
2025-07-30T10:00:00.000Z	13 \| good	1.714 \| good	6.988 \| good	14.216 \| good	0.338 \| good	3.318 \| good	0.095 \| good
2025-07-30T11:00:00.000Z	11 \| good	1.657 \| good	6.78 \| good	12.151 \| good	0.329 \| good	3.064 \| good	0.093 \| good
2025-07-30T12:00:00.000Z	12 \| good	0.593 \| good	2.274 \| good	13.077 \| good	0.319 \| good	2.811 \| good	0.092 \| good
2025-07-30T13:00:00.000Z	11 \| good	0.647 \| good	2.244 \| good	12.102 \| good	0.309 \| good	2.441 \| good	0.09 \| good
2025-07-30T14:00:00.000Z	10 \| good	0.532 \| good	2.032 \| good	10.939 \| good	0.299 \| good	2.071 \| good	0.089 \| good
2025-07-30T15:00:00.000Z	10 \| good	0.348 \| good	1.446 \| good	11.018 \| good	0.288 \| good	1.701 \| good	0.087 \| good
2025-07-30T16:00:00.000Z	10 \| good	0.582 \| good	2.27 \| good	11.361 \| good	0.291 \| good	1.493 \| good	0.088 \| good
2025-07-30T17:00:00.000Z	14 \| good	2.082 \| good	8.408 \| good	14.601 \| good	0.293 \| good	1.285 \| good	0.089 \| good
2025-07-30T18:00:00.000Z	22 \| good	3.502 \| good	15.604 \| good	17.832 \| good	0.296 \| good	1.077 \| good	0.09 \| good
2025-07-30T19:00:00.000Z	33 \| good	5.836 \| good	25.711 \| good	21.025 \| good	0.311 \| good	0.927 \| good	0.089 \| good
2025-07-30T20:00:00.000Z	22 \| good	4.102 \| good	17.816 \| good	22.907 \| good	0.326 \| good	0.777 \| good	0.088 \| good
2025-07-30T21:00:00.000Z	20 \| good	2.719 \| good	11.355 \| good	22.472 \| good	0.342 \| good	0.628 \| good	0.087 \| good

Live air quality index in Santa Cruz, California today

Major air pollutants in Santa Cruz, California

Particulate Matter2.5 (PM2.5)

Particulate Matter10 (PM10)

Ozone (O3)

Sulfur Dioxide (SO2)

Nitrogen Dioxide (NO2)

Carbon Monoxide (CO)

Track live Santa Cruz, California air quality forecast and history

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

Air quality in nearby cities

Live Oak CDP, California

Soquel, California

Scotts Valley, California

Watsonville, California

Los Gatos, California

Saratoga, California

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Frequently asked questions

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What is the PM2.5 level in Santa Cruz, California at the moment?

What is the PM10 level in Santa Cruz, California at the moment?

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

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

What is the PM₁₀ level in Santa Cruz, California at the moment?

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

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

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