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

Currently, Stevenson Ranch, California has a sulfur dioxide (SO2) concentration of 0.878 ppb.

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

The current ozone (O3) level in Stevenson Ranch, California at the moment is 36.466 ppm.

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

Nitrogen dioxide (NO2) level in Stevenson Ranch, California at the moment is 19.991 ppb.

Live air quality index in Stevenson Ranch, California today

Name: Live air pollution levels in Stevenson Ranch, California today
Creator: Ambee

Stay updated with real-time air quality in Stevenson Ranch, 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

Stevenson Ranch, California

Last updated: ... (Local time)

Major air pollutants in Stevenson Ranch, California

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

2.92 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

16.39 μg/m³

155

255

425

605+

Ozone (O₃)

36.47 ppb

201

201+

Sulfur Dioxide (SO₂)

0.88 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

19.99 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.43 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

Moderate

Stevenson Ranch, California

Get Live Pollen Counts

Stevenson Ranch, California

Scroll To Air Quality Map

Track live Stevenson Ranch, California air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2025-10-19T23:00:00.000Z	71 \| moderate	3.032 \| good	12.085 \| good	61.042 \| fine	0.459 \| good	6.271 \| good	0.102 \| good
2025-10-20T00:00:00.000Z	74 \| moderate	3.503 \| good	15.944 \| good	61.952 \| fine	0.568 \| good	2.824 \| good	0.102 \| good
2025-10-20T01:00:00.000Z	58 \| moderate	3.017 \| good	11.989 \| good	57.02 \| fine	0.934 \| good	2.551 \| good	0.102 \| good
2025-10-20T02:00:00.000Z	46 \| good	3.816 \| good	16.915 \| good	50.103 \| good	1.072 \| good	5.331 \| good	0.102 \| good
2025-10-20T03:00:00.000Z	39 \| good	3.75 \| good	16.079 \| good	42.185 \| good	0.624 \| good	11.97 \| good	0.202 \| good
2025-10-20T04:00:00.000Z	34 \| good	4.005 \| good	17.281 \| good	37.061 \| good	0.421 \| good	16.606 \| good	0.303 \| good
2025-10-20T05:00:00.000Z	33 \| good	6.183 \| good	27.147 \| good	33.076 \| good	0.541 \| good	13.743 \| good	0.204 \| good
2025-10-20T06:00:00.000Z	49 \| good	8.845 \| good	38.971 \| good	25.117 \| good	0.334 \| good	14.359 \| good	0.206 \| good
2025-10-20T07:00:00.000Z	49 \| good	8.845 \| good	38.971 \| good	25.117 \| good	0.331 \| good	14.377 \| good	0.206 \| good
2025-10-20T08:00:00.000Z	44 \| good	8.361 \| good	37.05 \| good	22.83 \| good	0.325 \| good	11.243 \| good	0.207 \| good
2025-10-20T09:00:00.000Z	38 \| good	6.907 \| good	30.161 \| good	22.791 \| good	0.312 \| good	9.67 \| good	0.207 \| good
2025-10-20T10:00:00.000Z	27 \| good	5.127 \| good	22.255 \| good	21.817 \| good	0.274 \| good	8.774 \| good	0.108 \| good
2025-10-20T11:00:00.000Z	27 \| good	5.018 \| good	21.266 \| good	20.818 \| good	0.355 \| good	13.458 \| good	0.107 \| good
2025-10-20T12:00:00.000Z	27 \| good	5.396 \| good	23.162 \| good	16.865 \| good	0.314 \| good	10.823 \| good	0.107 \| good
2025-10-20T13:00:00.000Z	27 \| good	5.396 \| good	23.162 \| good	16.865 \| good	0.317 \| good	10.848 \| good	0.107 \| good
2025-10-20T14:00:00.000Z	27 \| good	5.344 \| good	23.084 \| good	13.923 \| good	0.362 \| good	21.803 \| good	0.306 \| good
2025-10-20T15:00:00.000Z	33 \| good	6.419 \| good	29.011 \| good	18.842 \| good	0.445 \| good	23.055 \| good	0.506 \| good
2025-10-20T16:00:00.000Z	38 \| good	7.314 \| good	32.06 \| good	20.958 \| good	0.868 \| good	22.095 \| good	0.41 \| good
2025-10-20T17:00:00.000Z	38 \| good	6.909 \| good	31.046 \| good	25.965 \| good	0.534 \| good	18.709 \| good	0.306 \| good
2025-10-20T18:00:00.000Z	33 \| good	5.619 \| good	24.063 \| good	33.065 \| good	0.576 \| good	10.571 \| good	0.203 \| good
2025-10-20T19:00:00.000Z	40 \| good	4.604 \| good	19.999 \| good	42.992 \| good	0.527 \| good	4.542 \| good	0.102 \| good
2025-10-20T20:00:00.000Z	45 \| good	3.589 \| good	15.954 \| good	49.011 \| good	0.563 \| good	1.516 \| good	0.102 \| good
2025-10-20T21:00:00.000Z	58 \| moderate	2.402 \| good	9.989 \| good	56.984 \| fine	0.648 \| good	6.465 \| good	0.2 \| good
2025-10-20T22:00:00.000Z	77 \| moderate	1.947 \| good	8.173 \| good	62.995 \| fine	0.577 \| good	6.585 \| good	0.201 \| good
2025-10-20T23:00:00.000Z	84 \| moderate	2.664 \| good	11.093 \| good	65.028 \| fine	0.742 \| good	5.949 \| good	0.202 \| good
2025-10-21T00:00:00.000Z	87 \| moderate	5.401 \| good	22.863 \| good	65.976 \| fine	1.039 \| good	8.892 \| good	0.202 \| good
2025-10-21T01:00:00.000Z	77 \| moderate	7.767 \| good	33.696 \| good	62.973 \| fine	1.022 \| good	9.28 \| good	0.202 \| good
2025-10-21T02:00:00.000Z	61 \| moderate	8.295 \| good	36.695 \| good	57.953 \| fine	0.766 \| good	8.823 \| good	0.104 \| good
2025-10-21T03:00:00.000Z	58 \| moderate	12.552 \| fine	56.989 \| fine	25.552 \| good	4.639 \| good	35.169 \| good	0.393 \| good
2025-10-21T04:00:00.000Z	52 \| moderate	10.073 \| good	44.596 \| good	52.907 \| good	0.649 \| good	22.233 \| good	0.301 \| good
2025-10-21T05:00:00.000Z	52 \| moderate	9.688 \| good	42.743 \| good	41.979 \| good	0.601 \| good	21.912 \| good	0.301 \| good
2025-10-21T06:00:00.000Z	54 \| moderate	11.082 \| good	48.606 \| good	31.986 \| good	0.508 \| good	16.559 \| good	0.204 \| good
2025-10-21T07:00:00.000Z	54 \| moderate	11.082 \| good	48.606 \| good	31.986 \| good	0.516 \| good	16.579 \| good	0.204 \| good
2025-10-21T08:00:00.000Z	56 \| moderate	11.578 \| good	50.619 \| good	20.972 \| good	0.465 \| good	12.612 \| good	0.205 \| good
2025-10-21T09:00:00.000Z	49 \| good	9.146 \| good	40.828 \| good	20.934 \| good	0.471 \| good	12.553 \| good	0.205 \| good
2025-10-21T10:00:00.000Z	44 \| good	7.529 \| good	32.911 \| good	19.866 \| good	0.378 \| good	11.277 \| good	0.107 \| good
2025-10-21T11:00:00.000Z	27 \| good	5.281 \| good	23.163 \| good	16.893 \| good	0.475 \| good	10.051 \| good	0.105 \| good
2025-10-21T12:00:00.000Z	44 \| good	8.418 \| good	36.892 \| good	15.912 \| good	0.452 \| good	10.951 \| good	0.106 \| good
2025-10-21T13:00:00.000Z	44 \| good	8.418 \| good	36.892 \| good	15.912 \| good	0.454 \| good	10.899 \| good	0.106 \| good
2025-10-21T14:00:00.000Z	44 \| good	8.03 \| good	34.901 \| good	14.935 \| good	0.611 \| good	22.264 \| good	0.407 \| good
2025-10-21T15:00:00.000Z	44 \| good	7.747 \| good	34.006 \| good	17.925 \| good	0.833 \| good	21.948 \| good	0.41 \| good
2025-10-21T16:00:00.000Z	49 \| good	9.328 \| good	41.949 \| good	20.933 \| good	0.808 \| good	25.971 \| good	0.708 \| good
2025-10-21T17:00:00.000Z	52 \| moderate	9.524 \| good	42.99 \| good	24.025 \| good	0.598 \| good	28.815 \| good	0.7 \| good
2025-10-21T18:00:00.000Z	44 \| good	8.204 \| good	36.718 \| good	24.236 \| good	0.734 \| good	28.605 \| good	0.696 \| good
2025-10-21T19:00:00.000Z	33 \| good	6.12 \| good	27.43 \| good	24.415 \| good	1.032 \| good	28.626 \| good	0.696 \| good
2025-10-21T20:00:00.000Z	25 \| good	3.352 \| good	15.388 \| good	24.634 \| good	0.663 \| good	25.794 \| good	0.436 \| good
2025-10-21T21:00:00.000Z	23 \| good	2.176 \| good	9.532 \| good	24.812 \| good	0.934 \| good	21.151 \| good	0.438 \| good
2025-10-21T22:00:00.000Z	33 \| good	2.922 \| good	16.386 \| good	36.466 \| good	0.878 \| good	19.991 \| good	0.427 \| good
2025-10-20T07:00:00.000Z	38 \| good	6.932 \| good	30.597 \| good	25.345 \| good	2.909 \| good	28.086 \| good	0.395 \| good
2025-10-20T08:00:00.000Z	49 \| good	9.226 \| good	40.822 \| good	23.662 \| good	2.457 \| good	25.44 \| good	0.379 \| good
2025-10-20T09:00:00.000Z	44 \| good	7.824 \| good	34.018 \| good	19.913 \| good	2.005 \| good	22.794 \| good	0.362 \| good
2025-10-20T10:00:00.000Z	44 \| good	7.946 \| good	34.776 \| good	20.012 \| good	1.796 \| good	21.699 \| good	0.335 \| good
2025-10-20T11:00:00.000Z	49 \| good	8.958 \| good	39.631 \| good	18.83 \| good	1.588 \| good	20.605 \| good	0.307 \| good
2025-10-20T12:00:00.000Z	52 \| moderate	9.516 \| good	42.649 \| good	11.933 \| good	1.379 \| good	19.51 \| good	0.279 \| good
2025-10-20T13:00:00.000Z	56 \| moderate	12.286 \| fine	55.006 \| fine	7.349 \| good	1.314 \| good	18.197 \| good	0.288 \| good
2025-10-20T14:00:00.000Z	56 \| moderate	12.062 \| good	54.644 \| good	9.957 \| good	1.248 \| good	16.883 \| good	0.297 \| good
2025-10-20T15:00:00.000Z	56 \| moderate	11.7 \| good	52.219 \| good	12.704 \| good	1.183 \| good	15.569 \| good	0.306 \| good
2025-10-20T16:00:00.000Z	54 \| moderate	10.964 \| good	48.371 \| good	26.969 \| good	2.153 \| good	14.212 \| good	0.272 \| good
2025-10-20T17:00:00.000Z	52 \| moderate	10.173 \| good	45.275 \| good	44.025 \| good	3.124 \| good	12.855 \| good	0.238 \| good
2025-10-20T18:00:00.000Z	51 \| moderate	9.416 \| good	41.422 \| good	54.665 \| good	4.095 \| good	11.499 \| good	0.204 \| good
2025-10-20T19:00:00.000Z	71 \| moderate	8.751 \| good	39.539 \| good	61.212 \| fine	4.077 \| good	11.239 \| good	0.202 \| good
2025-10-20T20:00:00.000Z	87 \| moderate	8.083 \| good	35.889 \| good	65.691 \| fine	4.058 \| good	10.98 \| good	0.201 \| good
2025-10-20T21:00:00.000Z	93 \| moderate	6.923 \| good	31.027 \| good	68.214 \| fine	4.04 \| good	10.721 \| good	0.2 \| good
2025-10-20T22:00:00.000Z	101 \| sensitive	6.986 \| good	31.259 \| good	71.429 \| moderate	4.24 \| good	11.91 \| good	0.207 \| good
2025-10-20T23:00:00.000Z	105 \| sensitive	7.044 \| good	31.344 \| good	71.82 \| moderate	4.441 \| good	13.098 \| good	0.215 \| good
2025-10-21T00:00:00.000Z	77 \| moderate	12.337 \| fine	55.691 \| fine	63.089 \| fine	4.642 \| good	14.286 \| good	0.222 \| good
2025-10-21T01:00:00.000Z	60 \| moderate	13.648 \| fine	61.873 \| fine	50.212 \| good	4.509 \| good	20.01 \| good	0.271 \| good
2025-10-21T02:00:00.000Z	60 \| moderate	14.414 \| fine	64.248 \| fine	40.995 \| good	4.376 \| good	25.734 \| good	0.319 \| good
2025-10-21T03:00:00.000Z	60 \| moderate	14.453 \| fine	64.199 \| fine	36.465 \| good	4.244 \| good	31.458 \| good	0.367 \| good
2025-10-21T04:00:00.000Z	60 \| moderate	13.811 \| fine	61.67 \| fine	31.014 \| good	3.644 \| good	30.188 \| good	0.375 \| good
2025-10-21T05:00:00.000Z	58 \| moderate	13.029 \| fine	59.037 \| fine	25.157 \| good	3.044 \| good	28.919 \| good	0.384 \| good
2025-10-21T06:00:00.000Z	49 \| good	9.164 \| good	40.703 \| good	23.436 \| good	2.445 \| good	27.649 \| good	0.392 \| good
2025-10-21T07:00:00.000Z	38 \| good	6.937 \| good	30.853 \| good	21.806 \| good	2.079 \| good	25.751 \| good	0.369 \| good
2025-10-21T08:00:00.000Z	44 \| good	7.632 \| good	33.093 \| good	21.624 \| good	1.714 \| good	23.853 \| good	0.347 \| good
2025-10-21T09:00:00.000Z	22 \| good	4.498 \| good	19.596 \| good	19.059 \| good	1.349 \| good	21.955 \| good	0.324 \| good
2025-10-21T10:00:00.000Z	33 \| good	5.539 \| good	24.263 \| good	17.288 \| good	1.215 \| good	20.084 \| good	0.304 \| good
2025-10-21T11:00:00.000Z	33 \| good	5.83 \| good	26.046 \| good	14.892 \| good	1.081 \| good	18.213 \| good	0.284 \| good
2025-10-21T12:00:00.000Z	33 \| good	6.309 \| good	28.044 \| good	11.21 \| good	0.947 \| good	16.343 \| good	0.263 \| good
2025-10-21T13:00:00.000Z	33 \| good	5.856 \| good	26.086 \| good	8.648 \| good	0.997 \| good	15.558 \| good	0.274 \| good
2025-10-21T14:00:00.000Z	33 \| good	5.862 \| good	25.974 \| good	9.603 \| good	1.048 \| good	14.774 \| good	0.285 \| good
2025-10-21T15:00:00.000Z	27 \| good	5.093 \| good	22.488 \| good	12.561 \| good	1.099 \| good	13.989 \| good	0.296 \| good
2025-10-21T16:00:00.000Z	22 \| good	3.741 \| good	16.084 \| good	23.165 \| good	1.642 \| good	12.342 \| good	0.262 \| good
2025-10-21T17:00:00.000Z	35 \| good	3.379 \| good	14.675 \| good	38.076 \| good	2.185 \| good	10.694 \| good	0.228 \| good
2025-10-21T18:00:00.000Z	44 \| good	4.832 \| good	20.612 \| good	46.811 \| good	2.729 \| good	9.047 \| good	0.194 \| good
2025-10-21T19:00:00.000Z	54 \| moderate	8.256 \| good	36.136 \| good	55.618 \| fine	3.058 \| good	8.652 \| good	0.192 \| good
2025-10-21T20:00:00.000Z	84 \| moderate	8.903 \| good	39.768 \| good	65.051 \| fine	3.387 \| good	8.258 \| good	0.19 \| good
2025-10-21T21:00:00.000Z	112 \| sensitive	10.764 \| good	47.106 \| good	73.609 \| moderate	3.716 \| good	7.864 \| good	0.189 \| good
2025-10-21T22:00:00.000Z	119 \| sensitive	12.508 \| fine	56.409 \| fine	76.249 \| moderate	3.818 \| good	8.314 \| good	0.191 \| good
2025-10-21T23:00:00.000Z	122 \| sensitive	14.014 \| fine	62.839 \| fine	77.079 \| moderate	3.921 \| good	8.764 \| good	0.193 \| good
2025-10-22T00:00:00.000Z	64 \| moderate	13.451 \| fine	14.638 \| good	59.33 \| fine	4.016 \| good	9.195 \| good	0.196 \| good
2025-10-22T01:00:00.000Z	54 \| moderate	10.655 \| good	47.369 \| good	49.68 \| good	3.795 \| good	14.625 \| good	0.232 \| good
2025-10-22T02:00:00.000Z	49 \| good	8.529 \| good	37.58 \| good	37.426 \| good	3.567 \| good	20.035 \| good	0.268 \| good
2025-10-22T03:00:00.000Z	38 \| good	6.535 \| good	29.351 \| good	30.799 \| good	3.34 \| good	25.446 \| good	0.305 \| good
2025-10-22T04:00:00.000Z	38 \| good	6.732 \| good	30.151 \| good	27.706 \| good	3.312 \| good	26.448 \| good	0.317 \| good
2025-10-22T05:00:00.000Z	44 \| good	8.303 \| good	36.835 \| good	25.782 \| good	3.285 \| good	27.45 \| good	0.33 \| good
2025-10-22T06:00:00.000Z	79 \| moderate	23.704 \| fine	24.963 \| good	12.273 \| good	3.294 \| good	28.664 \| good	0.346 \| good

Stevenson Ranch

Get reliable air quality data to drive your business

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

0.42ppm

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

Air quality levels in US

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

View Polluted Cities

Check live rankings of places in the USA with the cleanest air.

View Clean Cities

Frequently asked questions

How often is air quality information updated for Stevenson Ranch, California?

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

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

In the past 24 hours, the air quality in Stevenson Ranch, California was at its worst at 12:00:00 on 2025-10-21.

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

In the last 24 hours, the best air quality in Stevenson Ranch, California was observed at 09:00:00 on 2025-10-21.

What is the AQI in Stevenson Ranch, California right now?

As of now, the AQI in Stevenson Ranch, California is 33, indicating Good conditions.

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

Stevenson Ranch, California air has the highest levels of O3.

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

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

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

PM_2.5 levels in Stevenson Ranch, California are currently 2.922 μg/m³.

What is the PM₁₀ level in Stevenson Ranch, California at the moment?

The PM₁₀ concentration in Stevenson Ranch, California is 16.386 μg/m³ at the moment.

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

The current carbon monoxide (CO) concentration in Stevenson Ranch, California is 0.427 ppm.

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

Currently, Stevenson Ranch, California has a sulfur dioxide (SO₂) concentration of 0.878 ppb.

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

The current ozone (O₃) level in Stevenson Ranch, California at the moment is 36.466 ppm.

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

Nitrogen dioxide (NO₂) level in Stevenson Ranch, California at the moment is 19.991 ppb.

Certified

APIs

Refund Policy

Historical Climate Data

Terms & Conditions

Refund Policy

Terms & Conditions

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2025-10-19T23:00:00.000Z	71 \| moderate	3.032 \| good	12.085 \| good	61.042 \| fine	0.459 \| good	6.271 \| good	0.102 \| good
2025-10-20T00:00:00.000Z	74 \| moderate	3.503 \| good	15.944 \| good	61.952 \| fine	0.568 \| good	2.824 \| good	0.102 \| good
2025-10-20T01:00:00.000Z	58 \| moderate	3.017 \| good	11.989 \| good	57.02 \| fine	0.934 \| good	2.551 \| good	0.102 \| good
2025-10-20T02:00:00.000Z	46 \| good	3.816 \| good	16.915 \| good	50.103 \| good	1.072 \| good	5.331 \| good	0.102 \| good
2025-10-20T03:00:00.000Z	39 \| good	3.75 \| good	16.079 \| good	42.185 \| good	0.624 \| good	11.97 \| good	0.202 \| good
2025-10-20T04:00:00.000Z	34 \| good	4.005 \| good	17.281 \| good	37.061 \| good	0.421 \| good	16.606 \| good	0.303 \| good
2025-10-20T05:00:00.000Z	33 \| good	6.183 \| good	27.147 \| good	33.076 \| good	0.541 \| good	13.743 \| good	0.204 \| good
2025-10-20T06:00:00.000Z	49 \| good	8.845 \| good	38.971 \| good	25.117 \| good	0.334 \| good	14.359 \| good	0.206 \| good
2025-10-20T07:00:00.000Z	49 \| good	8.845 \| good	38.971 \| good	25.117 \| good	0.331 \| good	14.377 \| good	0.206 \| good
2025-10-20T08:00:00.000Z	44 \| good	8.361 \| good	37.05 \| good	22.83 \| good	0.325 \| good	11.243 \| good	0.207 \| good
2025-10-20T09:00:00.000Z	38 \| good	6.907 \| good	30.161 \| good	22.791 \| good	0.312 \| good	9.67 \| good	0.207 \| good
2025-10-20T10:00:00.000Z	27 \| good	5.127 \| good	22.255 \| good	21.817 \| good	0.274 \| good	8.774 \| good	0.108 \| good
2025-10-20T11:00:00.000Z	27 \| good	5.018 \| good	21.266 \| good	20.818 \| good	0.355 \| good	13.458 \| good	0.107 \| good
2025-10-20T12:00:00.000Z	27 \| good	5.396 \| good	23.162 \| good	16.865 \| good	0.314 \| good	10.823 \| good	0.107 \| good
2025-10-20T13:00:00.000Z	27 \| good	5.396 \| good	23.162 \| good	16.865 \| good	0.317 \| good	10.848 \| good	0.107 \| good
2025-10-20T14:00:00.000Z	27 \| good	5.344 \| good	23.084 \| good	13.923 \| good	0.362 \| good	21.803 \| good	0.306 \| good
2025-10-20T15:00:00.000Z	33 \| good	6.419 \| good	29.011 \| good	18.842 \| good	0.445 \| good	23.055 \| good	0.506 \| good
2025-10-20T16:00:00.000Z	38 \| good	7.314 \| good	32.06 \| good	20.958 \| good	0.868 \| good	22.095 \| good	0.41 \| good
2025-10-20T17:00:00.000Z	38 \| good	6.909 \| good	31.046 \| good	25.965 \| good	0.534 \| good	18.709 \| good	0.306 \| good
2025-10-20T18:00:00.000Z	33 \| good	5.619 \| good	24.063 \| good	33.065 \| good	0.576 \| good	10.571 \| good	0.203 \| good
2025-10-20T19:00:00.000Z	40 \| good	4.604 \| good	19.999 \| good	42.992 \| good	0.527 \| good	4.542 \| good	0.102 \| good
2025-10-20T20:00:00.000Z	45 \| good	3.589 \| good	15.954 \| good	49.011 \| good	0.563 \| good	1.516 \| good	0.102 \| good
2025-10-20T21:00:00.000Z	58 \| moderate	2.402 \| good	9.989 \| good	56.984 \| fine	0.648 \| good	6.465 \| good	0.2 \| good
2025-10-20T22:00:00.000Z	77 \| moderate	1.947 \| good	8.173 \| good	62.995 \| fine	0.577 \| good	6.585 \| good	0.201 \| good
2025-10-20T23:00:00.000Z	84 \| moderate	2.664 \| good	11.093 \| good	65.028 \| fine	0.742 \| good	5.949 \| good	0.202 \| good
2025-10-21T00:00:00.000Z	87 \| moderate	5.401 \| good	22.863 \| good	65.976 \| fine	1.039 \| good	8.892 \| good	0.202 \| good
2025-10-21T01:00:00.000Z	77 \| moderate	7.767 \| good	33.696 \| good	62.973 \| fine	1.022 \| good	9.28 \| good	0.202 \| good
2025-10-21T02:00:00.000Z	61 \| moderate	8.295 \| good	36.695 \| good	57.953 \| fine	0.766 \| good	8.823 \| good	0.104 \| good
2025-10-21T03:00:00.000Z	58 \| moderate	12.552 \| fine	56.989 \| fine	25.552 \| good	4.639 \| good	35.169 \| good	0.393 \| good
2025-10-21T04:00:00.000Z	52 \| moderate	10.073 \| good	44.596 \| good	52.907 \| good	0.649 \| good	22.233 \| good	0.301 \| good
2025-10-21T05:00:00.000Z	52 \| moderate	9.688 \| good	42.743 \| good	41.979 \| good	0.601 \| good	21.912 \| good	0.301 \| good
2025-10-21T06:00:00.000Z	54 \| moderate	11.082 \| good	48.606 \| good	31.986 \| good	0.508 \| good	16.559 \| good	0.204 \| good
2025-10-21T07:00:00.000Z	54 \| moderate	11.082 \| good	48.606 \| good	31.986 \| good	0.516 \| good	16.579 \| good	0.204 \| good
2025-10-21T08:00:00.000Z	56 \| moderate	11.578 \| good	50.619 \| good	20.972 \| good	0.465 \| good	12.612 \| good	0.205 \| good
2025-10-21T09:00:00.000Z	49 \| good	9.146 \| good	40.828 \| good	20.934 \| good	0.471 \| good	12.553 \| good	0.205 \| good
2025-10-21T10:00:00.000Z	44 \| good	7.529 \| good	32.911 \| good	19.866 \| good	0.378 \| good	11.277 \| good	0.107 \| good
2025-10-21T11:00:00.000Z	27 \| good	5.281 \| good	23.163 \| good	16.893 \| good	0.475 \| good	10.051 \| good	0.105 \| good
2025-10-21T12:00:00.000Z	44 \| good	8.418 \| good	36.892 \| good	15.912 \| good	0.452 \| good	10.951 \| good	0.106 \| good
2025-10-21T13:00:00.000Z	44 \| good	8.418 \| good	36.892 \| good	15.912 \| good	0.454 \| good	10.899 \| good	0.106 \| good
2025-10-21T14:00:00.000Z	44 \| good	8.03 \| good	34.901 \| good	14.935 \| good	0.611 \| good	22.264 \| good	0.407 \| good
2025-10-21T15:00:00.000Z	44 \| good	7.747 \| good	34.006 \| good	17.925 \| good	0.833 \| good	21.948 \| good	0.41 \| good
2025-10-21T16:00:00.000Z	49 \| good	9.328 \| good	41.949 \| good	20.933 \| good	0.808 \| good	25.971 \| good	0.708 \| good
2025-10-21T17:00:00.000Z	52 \| moderate	9.524 \| good	42.99 \| good	24.025 \| good	0.598 \| good	28.815 \| good	0.7 \| good
2025-10-21T18:00:00.000Z	44 \| good	8.204 \| good	36.718 \| good	24.236 \| good	0.734 \| good	28.605 \| good	0.696 \| good
2025-10-21T19:00:00.000Z	33 \| good	6.12 \| good	27.43 \| good	24.415 \| good	1.032 \| good	28.626 \| good	0.696 \| good
2025-10-21T20:00:00.000Z	25 \| good	3.352 \| good	15.388 \| good	24.634 \| good	0.663 \| good	25.794 \| good	0.436 \| good
2025-10-21T21:00:00.000Z	23 \| good	2.176 \| good	9.532 \| good	24.812 \| good	0.934 \| good	21.151 \| good	0.438 \| good
2025-10-21T22:00:00.000Z	33 \| good	2.922 \| good	16.386 \| good	36.466 \| good	0.878 \| good	19.991 \| good	0.427 \| good
2025-10-20T07:00:00.000Z	38 \| good	6.932 \| good	30.597 \| good	25.345 \| good	2.909 \| good	28.086 \| good	0.395 \| good
2025-10-20T08:00:00.000Z	49 \| good	9.226 \| good	40.822 \| good	23.662 \| good	2.457 \| good	25.44 \| good	0.379 \| good
2025-10-20T09:00:00.000Z	44 \| good	7.824 \| good	34.018 \| good	19.913 \| good	2.005 \| good	22.794 \| good	0.362 \| good
2025-10-20T10:00:00.000Z	44 \| good	7.946 \| good	34.776 \| good	20.012 \| good	1.796 \| good	21.699 \| good	0.335 \| good
2025-10-20T11:00:00.000Z	49 \| good	8.958 \| good	39.631 \| good	18.83 \| good	1.588 \| good	20.605 \| good	0.307 \| good
2025-10-20T12:00:00.000Z	52 \| moderate	9.516 \| good	42.649 \| good	11.933 \| good	1.379 \| good	19.51 \| good	0.279 \| good
2025-10-20T13:00:00.000Z	56 \| moderate	12.286 \| fine	55.006 \| fine	7.349 \| good	1.314 \| good	18.197 \| good	0.288 \| good
2025-10-20T14:00:00.000Z	56 \| moderate	12.062 \| good	54.644 \| good	9.957 \| good	1.248 \| good	16.883 \| good	0.297 \| good
2025-10-20T15:00:00.000Z	56 \| moderate	11.7 \| good	52.219 \| good	12.704 \| good	1.183 \| good	15.569 \| good	0.306 \| good
2025-10-20T16:00:00.000Z	54 \| moderate	10.964 \| good	48.371 \| good	26.969 \| good	2.153 \| good	14.212 \| good	0.272 \| good
2025-10-20T17:00:00.000Z	52 \| moderate	10.173 \| good	45.275 \| good	44.025 \| good	3.124 \| good	12.855 \| good	0.238 \| good
2025-10-20T18:00:00.000Z	51 \| moderate	9.416 \| good	41.422 \| good	54.665 \| good	4.095 \| good	11.499 \| good	0.204 \| good
2025-10-20T19:00:00.000Z	71 \| moderate	8.751 \| good	39.539 \| good	61.212 \| fine	4.077 \| good	11.239 \| good	0.202 \| good
2025-10-20T20:00:00.000Z	87 \| moderate	8.083 \| good	35.889 \| good	65.691 \| fine	4.058 \| good	10.98 \| good	0.201 \| good
2025-10-20T21:00:00.000Z	93 \| moderate	6.923 \| good	31.027 \| good	68.214 \| fine	4.04 \| good	10.721 \| good	0.2 \| good
2025-10-20T22:00:00.000Z	101 \| sensitive	6.986 \| good	31.259 \| good	71.429 \| moderate	4.24 \| good	11.91 \| good	0.207 \| good
2025-10-20T23:00:00.000Z	105 \| sensitive	7.044 \| good	31.344 \| good	71.82 \| moderate	4.441 \| good	13.098 \| good	0.215 \| good
2025-10-21T00:00:00.000Z	77 \| moderate	12.337 \| fine	55.691 \| fine	63.089 \| fine	4.642 \| good	14.286 \| good	0.222 \| good
2025-10-21T01:00:00.000Z	60 \| moderate	13.648 \| fine	61.873 \| fine	50.212 \| good	4.509 \| good	20.01 \| good	0.271 \| good
2025-10-21T02:00:00.000Z	60 \| moderate	14.414 \| fine	64.248 \| fine	40.995 \| good	4.376 \| good	25.734 \| good	0.319 \| good
2025-10-21T03:00:00.000Z	60 \| moderate	14.453 \| fine	64.199 \| fine	36.465 \| good	4.244 \| good	31.458 \| good	0.367 \| good
2025-10-21T04:00:00.000Z	60 \| moderate	13.811 \| fine	61.67 \| fine	31.014 \| good	3.644 \| good	30.188 \| good	0.375 \| good
2025-10-21T05:00:00.000Z	58 \| moderate	13.029 \| fine	59.037 \| fine	25.157 \| good	3.044 \| good	28.919 \| good	0.384 \| good
2025-10-21T06:00:00.000Z	49 \| good	9.164 \| good	40.703 \| good	23.436 \| good	2.445 \| good	27.649 \| good	0.392 \| good
2025-10-21T07:00:00.000Z	38 \| good	6.937 \| good	30.853 \| good	21.806 \| good	2.079 \| good	25.751 \| good	0.369 \| good
2025-10-21T08:00:00.000Z	44 \| good	7.632 \| good	33.093 \| good	21.624 \| good	1.714 \| good	23.853 \| good	0.347 \| good
2025-10-21T09:00:00.000Z	22 \| good	4.498 \| good	19.596 \| good	19.059 \| good	1.349 \| good	21.955 \| good	0.324 \| good
2025-10-21T10:00:00.000Z	33 \| good	5.539 \| good	24.263 \| good	17.288 \| good	1.215 \| good	20.084 \| good	0.304 \| good
2025-10-21T11:00:00.000Z	33 \| good	5.83 \| good	26.046 \| good	14.892 \| good	1.081 \| good	18.213 \| good	0.284 \| good
2025-10-21T12:00:00.000Z	33 \| good	6.309 \| good	28.044 \| good	11.21 \| good	0.947 \| good	16.343 \| good	0.263 \| good
2025-10-21T13:00:00.000Z	33 \| good	5.856 \| good	26.086 \| good	8.648 \| good	0.997 \| good	15.558 \| good	0.274 \| good
2025-10-21T14:00:00.000Z	33 \| good	5.862 \| good	25.974 \| good	9.603 \| good	1.048 \| good	14.774 \| good	0.285 \| good
2025-10-21T15:00:00.000Z	27 \| good	5.093 \| good	22.488 \| good	12.561 \| good	1.099 \| good	13.989 \| good	0.296 \| good
2025-10-21T16:00:00.000Z	22 \| good	3.741 \| good	16.084 \| good	23.165 \| good	1.642 \| good	12.342 \| good	0.262 \| good
2025-10-21T17:00:00.000Z	35 \| good	3.379 \| good	14.675 \| good	38.076 \| good	2.185 \| good	10.694 \| good	0.228 \| good
2025-10-21T18:00:00.000Z	44 \| good	4.832 \| good	20.612 \| good	46.811 \| good	2.729 \| good	9.047 \| good	0.194 \| good
2025-10-21T19:00:00.000Z	54 \| moderate	8.256 \| good	36.136 \| good	55.618 \| fine	3.058 \| good	8.652 \| good	0.192 \| good
2025-10-21T20:00:00.000Z	84 \| moderate	8.903 \| good	39.768 \| good	65.051 \| fine	3.387 \| good	8.258 \| good	0.19 \| good
2025-10-21T21:00:00.000Z	112 \| sensitive	10.764 \| good	47.106 \| good	73.609 \| moderate	3.716 \| good	7.864 \| good	0.189 \| good
2025-10-21T22:00:00.000Z	119 \| sensitive	12.508 \| fine	56.409 \| fine	76.249 \| moderate	3.818 \| good	8.314 \| good	0.191 \| good
2025-10-21T23:00:00.000Z	122 \| sensitive	14.014 \| fine	62.839 \| fine	77.079 \| moderate	3.921 \| good	8.764 \| good	0.193 \| good
2025-10-22T00:00:00.000Z	64 \| moderate	13.451 \| fine	14.638 \| good	59.33 \| fine	4.016 \| good	9.195 \| good	0.196 \| good
2025-10-22T01:00:00.000Z	54 \| moderate	10.655 \| good	47.369 \| good	49.68 \| good	3.795 \| good	14.625 \| good	0.232 \| good
2025-10-22T02:00:00.000Z	49 \| good	8.529 \| good	37.58 \| good	37.426 \| good	3.567 \| good	20.035 \| good	0.268 \| good
2025-10-22T03:00:00.000Z	38 \| good	6.535 \| good	29.351 \| good	30.799 \| good	3.34 \| good	25.446 \| good	0.305 \| good
2025-10-22T04:00:00.000Z	38 \| good	6.732 \| good	30.151 \| good	27.706 \| good	3.312 \| good	26.448 \| good	0.317 \| good
2025-10-22T05:00:00.000Z	44 \| good	8.303 \| good	36.835 \| good	25.782 \| good	3.285 \| good	27.45 \| good	0.33 \| good
2025-10-22T06:00:00.000Z	79 \| moderate	23.704 \| fine	24.963 \| good	12.273 \| good	3.294 \| good	28.664 \| good	0.346 \| good

Live air quality index in Stevenson Ranch, California today

Major air pollutants in Stevenson Ranch, California

Particulate Matter2.5 (PM2.5)

Particulate Matter10 (PM10)

Ozone (O3)

Sulfur Dioxide (SO2)

Nitrogen Dioxide (NO2)

Carbon Monoxide (CO)

Track live Stevenson Ranch, California air quality forecast and history

Get reliable air quality data to drive your business

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

Air quality in nearby cities

Santa Clarita, California

Castaic, California

San Fernando, California

Simi Valley, California

Calabasas, California

Oak Park, California

How accurate is California, USA air quality data?

Air quality levels in US

Frequently asked questions

How often is air quality information updated for Stevenson Ranch, California?

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

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

What is the AQI in Stevenson Ranch, California right now?

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

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

What is the PM2.5 level in Stevenson Ranch, California at the moment?

What is the PM10 level in Stevenson Ranch, California at the moment?

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

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

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

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

What is the PM₁₀ level in Stevenson Ranch, California at the moment?

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

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

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