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

The PM10 concentration in California, Maryland is 26.394 μg/m3 at the moment.

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

Currently, California, Maryland has a sulfur dioxide (SO2) concentration of 0.416 ppb.

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

The current ozone (O3) level in California, Maryland at the moment is 23.849 ppm.

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

Nitrogen dioxide (NO2) level in California, Maryland at the moment is 12.631 ppb.

Live air quality index in California, Maryland today

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

PM2.5 levels in California, Maryland are currently 12.087 μg/m3.

Stay updated with real-time air quality in California, Maryland 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

California, Maryland

Last updated: ... (Local time)

Major air pollutants in California, Maryland

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

12.09 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

26.39 μg/m³

155

255

425

605+

Ozone (O₃)

23.85 ppb

201

201+

Sulfur Dioxide (SO₂)

0.42 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

12.63 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.18 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

Low

California, Maryland

Get Live Pollen Counts

California, Maryland

Scroll To Air Quality Map

Track live California, Maryland air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-01-21T05:00:00.000Z	22 \| good	4.019 \| good	16.575 \| good	24.325 \| good	0.52 \| good	12.008 \| good	0.303 \| good
2026-01-21T06:00:00.000Z	44 \| good	7.945 \| good	14.7 \| good	28.705 \| good	0.552 \| good	13.873 \| good	0.428 \| good
2026-01-21T07:00:00.000Z	27 \| good	4.913 \| good	16.796 \| good	25.019 \| good	0.577 \| good	18.212 \| good	0.428 \| good
2026-01-21T08:00:00.000Z	33 \| good	5.739 \| good	18.318 \| good	27.374 \| good	0.6 \| good	19.507 \| good	0.448 \| good
2026-01-21T09:00:00.000Z	22 \| good	4.245 \| good	18.797 \| good	19.304 \| good	0.541 \| good	18.467 \| good	0.447 \| good
2026-01-21T10:00:00.000Z	27 \| good	5.26 \| good	15.272 \| good	16.98 \| good	0.517 \| good	12.747 \| good	0.429 \| good
2026-01-21T11:00:00.000Z	27 \| good	5.127 \| good	17.328 \| good	20.806 \| good	0.571 \| good	13.583 \| good	0.469 \| good
2026-01-21T12:00:00.000Z	27 \| good	4.722 \| good	21.14 \| good	17.884 \| good	0.597 \| good	15.718 \| good	0.569 \| good
2026-01-21T13:00:00.000Z	28 \| good	4.622 \| good	29.66 \| good	19.778 \| good	0.722 \| good	14.961 \| good	0.61 \| good
2026-01-21T14:00:00.000Z	27 \| good	5.342 \| good	16.781 \| good	24.515 \| good	1.06 \| good	13.967 \| good	0.651 \| good
2026-01-21T15:00:00.000Z	27 \| good	4.745 \| good	22.172 \| good	12.901 \| good	3.876 \| good	10.593 \| good	0.534 \| good
2026-01-21T16:00:00.000Z	22 \| good	3.854 \| good	12.054 \| good	18.156 \| good	0.979 \| good	12.479 \| good	0.386 \| good
2026-01-21T17:00:00.000Z	22 \| good	3.879 \| good	10.133 \| good	22.282 \| good	0.641 \| good	15.277 \| good	0.334 \| good
2026-01-21T18:00:00.000Z	24 \| good	2.912 \| good	13.104 \| good	26.187 \| good	0.656 \| good	7.933 \| good	0.201 \| good
2026-01-21T19:00:00.000Z	31 \| good	2.477 \| good	13.148 \| good	32.609 \| good	0.624 \| good	4.831 \| good	0.178 \| good
2026-01-21T20:00:00.000Z	36 \| good	2.249 \| good	9.461 \| good	38.903 \| good	0.587 \| good	3.233 \| good	0.162 \| good
2026-01-21T21:00:00.000Z	36 \| good	1.918 \| good	7.199 \| good	39.075 \| good	0.567 \| good	3.384 \| good	0.179 \| good
2026-01-21T22:00:00.000Z	34 \| good	2.537 \| good	10.563 \| good	37.36 \| good	0.343 \| good	3.348 \| good	0.199 \| good
2026-01-21T23:00:00.000Z	34 \| good	2.859 \| good	11.816 \| good	37.121 \| good	0.406 \| good	4.942 \| good	0.199 \| good
2026-01-22T00:00:00.000Z	34 \| good	2.958 \| good	9.927 \| good	37.097 \| good	0.457 \| good	8.541 \| good	0.261 \| good
2026-01-22T01:00:00.000Z	35 \| good	4.252 \| good	13.277 \| good	37.531 \| good	0.552 \| good	6.863 \| good	0.284 \| good
2026-01-22T02:00:00.000Z	34 \| good	4.023 \| good	12.434 \| good	36.895 \| good	0.501 \| good	6.097 \| good	0.24 \| good
2026-01-22T03:00:00.000Z	33 \| good	4.559 \| good	12.364 \| good	35.547 \| good	0.374 \| good	5.687 \| good	0.199 \| good
2026-01-22T04:00:00.000Z	33 \| good	4.13 \| good	12.12 \| good	35.561 \| good	0.554 \| good	6.365 \| good	0.179 \| good
2026-01-22T05:00:00.000Z	31 \| good	4.103 \| good	20.621 \| good	32.819 \| good	0.738 \| good	5.415 \| good	0.179 \| good
2026-01-22T06:00:00.000Z	31 \| good	4.451 \| good	18.605 \| good	33.575 \| good	0.472 \| good	8.582 \| good	0.179 \| good
2026-01-22T07:00:00.000Z	31 \| good	3.832 \| good	19.436 \| good	34.24 \| good	0.53 \| good	8.641 \| good	0.179 \| good
2026-01-22T08:00:00.000Z	30 \| good	4.064 \| good	17.522 \| good	31.711 \| good	0.701 \| good	4.509 \| good	0.179 \| good
2026-01-22T09:00:00.000Z	31 \| good	5.008 \| good	20.409 \| good	32.768 \| good	0.72 \| good	4.114 \| good	0.179 \| good
2026-01-22T10:00:00.000Z	33 \| good	5.794 \| good	20.525 \| good	32.619 \| good	0.745 \| good	3.992 \| good	0.199 \| good
2026-01-22T11:00:00.000Z	38 \| good	6.738 \| good	16.357 \| good	33.722 \| good	0.713 \| good	4.267 \| good	0.24 \| good
2026-01-22T12:00:00.000Z	44 \| good	7.795 \| good	23.197 \| good	35.393 \| good	0.628 \| good	5.717 \| good	0.265 \| good
2026-01-22T13:00:00.000Z	44 \| good	8.059 \| good	29.978 \| good	35.869 \| good	0.624 \| good	7.061 \| good	0.286 \| good
2026-01-22T14:00:00.000Z	49 \| good	8.569 \| good	19.147 \| good	32.687 \| good	0.674 \| good	9.691 \| good	0.286 \| good
2026-01-22T15:00:00.000Z	52 \| moderate	9.774 \| good	22.731 \| good	26.766 \| good	0.719 \| good	12.48 \| good	0.326 \| good
2026-01-22T16:00:00.000Z	56 \| moderate	11.954 \| good	37.413 \| good	29.282 \| good	0.713 \| good	11.952 \| good	0.288 \| good
2026-01-22T17:00:00.000Z	59 \| moderate	12.799 \| fine	71.91 \| fine	32.206 \| good	0.586 \| good	6.664 \| good	0.223 \| good
2026-01-22T18:00:00.000Z	66 \| moderate	16.708 \| fine	69.716 \| fine	33.132 \| good	0.721 \| good	9.523 \| good	0.182 \| good
2026-01-22T19:00:00.000Z	44 \| good	7.795 \| good	23.839 \| good	34.915 \| good	0.72 \| good	2.534 \| good	0.16 \| good
2026-01-22T20:00:00.000Z	36 \| good	5.897 \| good	15.88 \| good	39.304 \| good	0.604 \| good	3.223 \| good	0.141 \| good
2026-01-22T21:00:00.000Z	38 \| good	5.839 \| good	37.506 \| good	41.009 \| good	0.594 \| good	3.215 \| good	0.141 \| good
2026-01-22T22:00:00.000Z	44 \| good	8.151 \| good	20.964 \| good	38.942 \| good	0.712 \| good	3.122 \| good	0.141 \| good
2026-01-22T23:00:00.000Z	36 \| good	4.499 \| good	18.505 \| good	38.675 \| good	0.71 \| good	6.219 \| good	0.141 \| good
2026-01-23T00:00:00.000Z	33 \| good	5.961 \| good	22.454 \| good	35.097 \| good	0.503 \| good	11.622 \| good	0.141 \| good
2026-01-23T01:00:00.000Z	33 \| good	5.603 \| good	21.583 \| good	35.018 \| good	0.532 \| good	11.924 \| good	0.163 \| good
2026-01-23T02:00:00.000Z	49 \| good	8.529 \| good	22.134 \| good	31.848 \| good	0.669 \| good	11.288 \| good	0.141 \| good
2026-01-23T03:00:00.000Z	54 \| moderate	11.395 \| good	25.675 \| good	29.252 \| good	0.532 \| good	18.849 \| good	0.179 \| good
2026-01-23T04:00:00.000Z	54 \| moderate	11.154 \| good	39.238 \| good	23.394 \| good	0.438 \| good	14.63 \| good	0.181 \| good
2026-01-23T04:00:00.000Z	56 \| moderate	12.087 \| good	26.394 \| good	23.849 \| good	0.416 \| good	12.631 \| good	0.181 \| good
2026-01-23T05:00:00.000Z	44 \| good	8.256 \| good	36.011 \| good	21.059 \| good	2.136 \| good	15.702 \| good	0.298 \| good
2026-01-23T06:00:00.000Z	38 \| good	7.04 \| good	31.024 \| good	22.104 \| good	2.193 \| good	16.649 \| good	0.3 \| good
2026-01-23T07:00:00.000Z	38 \| good	6.736 \| good	29.975 \| good	22.128 \| good	2.252 \| good	16.204 \| good	0.295 \| good
2026-01-23T08:00:00.000Z	38 \| good	6.523 \| good	28.966 \| good	21.578 \| good	2.311 \| good	15.76 \| good	0.289 \| good
2026-01-23T09:00:00.000Z	33 \| good	6.261 \| good	27.952 \| good	19.446 \| good	2.37 \| good	15.315 \| good	0.283 \| good
2026-01-23T10:00:00.000Z	33 \| good	6.032 \| good	26.897 \| good	17.451 \| good	2.435 \| good	15.277 \| good	0.286 \| good
2026-01-23T11:00:00.000Z	33 \| good	6.302 \| good	27.926 \| good	16.505 \| good	2.499 \| good	15.239 \| good	0.288 \| good
2026-01-23T12:00:00.000Z	33 \| good	5.744 \| good	25.004 \| good	19.573 \| good	2.564 \| good	15.201 \| good	0.291 \| good
2026-01-23T13:00:00.000Z	23 \| good	4.47 \| good	19.088 \| good	24.633 \| good	2.523 \| good	13.085 \| good	0.284 \| good
2026-01-23T14:00:00.000Z	27 \| good	4.241 \| good	19.005 \| good	28.975 \| good	2.482 \| good	10.969 \| good	0.276 \| good
2026-01-23T15:00:00.000Z	29 \| good	5.167 \| good	22.067 \| good	30.75 \| good	2.441 \| good	8.853 \| good	0.269 \| good
2026-01-23T16:00:00.000Z	33 \| good	5.591 \| good	24.026 \| good	32.006 \| good	2.331 \| good	7.367 \| good	0.248 \| good
2026-01-23T17:00:00.000Z	38 \| good	6.531 \| good	29.049 \| good	32.975 \| good	2.22 \| good	5.88 \| good	0.227 \| good
2026-01-23T18:00:00.000Z	38 \| good	7.361 \| good	32.091 \| good	35.363 \| good	2.11 \| good	4.394 \| good	0.207 \| good
2026-01-23T19:00:00.000Z	44 \| good	7.541 \| good	33.061 \| good	37.014 \| good	2.022 \| good	4.357 \| good	0.202 \| good
2026-01-23T20:00:00.000Z	44 \| good	7.789 \| good	34.015 \| good	36.875 \| good	1.935 \| good	4.319 \| good	0.198 \| good
2026-01-23T21:00:00.000Z	38 \| good	6.787 \| good	29.988 \| good	35.061 \| good	1.847 \| good	4.282 \| good	0.193 \| good
2026-01-23T22:00:00.000Z	30 \| good	5.114 \| good	21.999 \| good	31.7 \| good	1.969 \| good	4.542 \| good	0.186 \| good
2026-01-23T23:00:00.000Z	31 \| good	2.287 \| good	9.025 \| good	33.414 \| good	2.09 \| good	4.803 \| good	0.179 \| good
2026-01-24T00:00:00.000Z	29 \| good	2.54 \| good	10.012 \| good	30.821 \| good	2.212 \| good	5.063 \| good	0.173 \| good
2026-01-24T01:00:00.000Z	26 \| good	3.365 \| good	14.965 \| good	27.799 \| good	2.076 \| good	4.481 \| good	0.166 \| good
2026-01-24T02:00:00.000Z	26 \| good	3.434 \| good	14.956 \| good	28.392 \| good	1.94 \| good	3.898 \| good	0.16 \| good
2026-01-24T03:00:00.000Z	26 \| good	2.52 \| good	10 \| good	27.909 \| good	1.805 \| good	3.315 \| good	0.154 \| good
2026-01-24T04:00:00.000Z	24 \| good	1.913 \| good	8 \| good	26.453 \| good	1.607 \| good	2.915 \| good	0.15 \| good
2026-01-24T05:00:00.000Z	24 \| good	2.185 \| good	9 \| good	25.681 \| good	1.409 \| good	2.515 \| good	0.146 \| good
2026-01-24T06:00:00.000Z	22 \| good	2.731 \| good	11.005 \| good	23.88 \| good	1.211 \| good	2.114 \| good	0.141 \| good
2026-01-24T07:00:00.000Z	21 \| good	2.799 \| good	11.956 \| good	23.426 \| good	1.099 \| good	1.934 \| good	0.14 \| good
2026-01-24T08:00:00.000Z	21 \| good	2.271 \| good	9.011 \| good	22.639 \| good	0.987 \| good	1.754 \| good	0.138 \| good
2026-01-24T09:00:00.000Z	21 \| good	1.935 \| good	8.005 \| good	22.923 \| good	0.876 \| good	1.574 \| good	0.136 \| good
2026-01-24T10:00:00.000Z	21 \| good	1.593 \| good	6.045 \| good	22.649 \| good	0.86 \| good	1.615 \| good	0.137 \| good
2026-01-24T11:00:00.000Z	20 \| good	2.053 \| good	8 \| good	21.786 \| good	0.844 \| good	1.655 \| good	0.138 \| good
2026-01-24T12:00:00.000Z	19 \| good	2.242 \| good	9 \| good	20.171 \| good	0.828 \| good	1.695 \| good	0.139 \| good
2026-01-24T13:00:00.000Z	19 \| good	2.403 \| good	9.995 \| good	20.939 \| good	0.906 \| good	1.806 \| good	0.141 \| good
2026-01-24T14:00:00.000Z	20 \| good	2.523 \| good	10.034 \| good	22.295 \| good	0.984 \| good	1.916 \| good	0.143 \| good
2026-01-24T15:00:00.000Z	21 \| good	3.132 \| good	13.953 \| good	23.098 \| good	1.063 \| good	2.027 \| good	0.145 \| good
2026-01-24T16:00:00.000Z	22 \| good	2.981 \| good	12 \| good	23.523 \| good	1.193 \| good	2.109 \| good	0.147 \| good
2026-01-24T17:00:00.000Z	21 \| good	3.001 \| good	12 \| good	23.105 \| good	1.323 \| good	2.191 \| good	0.149 \| good
2026-01-24T18:00:00.000Z	22 \| good	2.621 \| good	10.956 \| good	23.581 \| good	1.453 \| good	2.273 \| good	0.151 \| good
2026-01-24T19:00:00.000Z	22 \| good	2.494 \| good	10.039 \| good	24.409 \| good	1.549 \| good	2.705 \| good	0.152 \| good
2026-01-24T20:00:00.000Z	24 \| good	2.303 \| good	9.962 \| good	25.6 \| good	1.646 \| good	3.138 \| good	0.153 \| good
2026-01-24T21:00:00.000Z	24 \| good	1.632 \| good	6.989 \| good	26.249 \| good	1.742 \| good	3.57 \| good	0.154 \| good
2026-01-24T22:00:00.000Z	24 \| good	2.428 \| good	9.995 \| good	26.283 \| good	1.785 \| good	3.632 \| good	0.155 \| good
2026-01-24T23:00:00.000Z	24 \| good	2.139 \| good	8.966 \| good	26.1 \| good	1.827 \| good	3.695 \| good	0.157 \| good
2026-01-25T00:00:00.000Z	28 \| good	3.749 \| good	3.863 \| good	30.459 \| good	1.872 \| good	3.757 \| good	0.159 \| good
2026-01-25T01:00:00.000Z	23 \| good	1.969 \| good	7.995 \| good	25.244 \| good	1.822 \| good	3.619 \| good	0.159 \| good
2026-01-25T02:00:00.000Z	24 \| good	2.17 \| good	8.984 \| good	25.809 \| good	1.774 \| good	3.481 \| good	0.16 \| good
2026-01-25T03:00:00.000Z	23 \| good	2.49 \| good	10.017 \| good	25.367 \| good	1.726 \| good	3.343 \| good	0.16 \| good
2026-01-25T04:00:00.000Z	23 \| good	3.719 \| good	16.028 \| good	24.543 \| good	1.627 \| good	3.396 \| good	0.162 \| good

California

Get reliable air quality data to drive your business

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

0.17ppm

How accurate is Maryland, USA air quality data?

Air quality and pollutant data for Maryland, 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.

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Frequently asked questions

How often is air quality information updated for California, Maryland?

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

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

In the past 24 hours, the air quality in California, Maryland was at its worst at 06:00:00 on 2026-01-22.

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

In the last 24 hours, the best air quality in California, Maryland was observed at 08:00:00 on 2026-01-22.

What is the AQI in California, Maryland right now?

As of now, the AQI in California, Maryland is 56, indicating Moderate conditions.

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

California, Maryland air has the highest levels of PM2.5.

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

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

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

PM_2.5 levels in California, Maryland are currently 12.087 μg/m³.

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

The PM₁₀ concentration in California, Maryland is 26.394 μg/m³ at the moment.

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

The current carbon monoxide (CO) concentration in California, Maryland is 0.181 ppm.

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

Currently, California, Maryland has a sulfur dioxide (SO₂) concentration of 0.416 ppb.

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

The current ozone (O₃) level in California, Maryland at the moment is 23.849 ppm.

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

Nitrogen dioxide (NO₂) level in California, Maryland at the moment is 12.631 ppb.

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Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-01-21T05:00:00.000Z	22 \| good	4.019 \| good	16.575 \| good	24.325 \| good	0.52 \| good	12.008 \| good	0.303 \| good
2026-01-21T06:00:00.000Z	44 \| good	7.945 \| good	14.7 \| good	28.705 \| good	0.552 \| good	13.873 \| good	0.428 \| good
2026-01-21T07:00:00.000Z	27 \| good	4.913 \| good	16.796 \| good	25.019 \| good	0.577 \| good	18.212 \| good	0.428 \| good
2026-01-21T08:00:00.000Z	33 \| good	5.739 \| good	18.318 \| good	27.374 \| good	0.6 \| good	19.507 \| good	0.448 \| good
2026-01-21T09:00:00.000Z	22 \| good	4.245 \| good	18.797 \| good	19.304 \| good	0.541 \| good	18.467 \| good	0.447 \| good
2026-01-21T10:00:00.000Z	27 \| good	5.26 \| good	15.272 \| good	16.98 \| good	0.517 \| good	12.747 \| good	0.429 \| good
2026-01-21T11:00:00.000Z	27 \| good	5.127 \| good	17.328 \| good	20.806 \| good	0.571 \| good	13.583 \| good	0.469 \| good
2026-01-21T12:00:00.000Z	27 \| good	4.722 \| good	21.14 \| good	17.884 \| good	0.597 \| good	15.718 \| good	0.569 \| good
2026-01-21T13:00:00.000Z	28 \| good	4.622 \| good	29.66 \| good	19.778 \| good	0.722 \| good	14.961 \| good	0.61 \| good
2026-01-21T14:00:00.000Z	27 \| good	5.342 \| good	16.781 \| good	24.515 \| good	1.06 \| good	13.967 \| good	0.651 \| good
2026-01-21T15:00:00.000Z	27 \| good	4.745 \| good	22.172 \| good	12.901 \| good	3.876 \| good	10.593 \| good	0.534 \| good
2026-01-21T16:00:00.000Z	22 \| good	3.854 \| good	12.054 \| good	18.156 \| good	0.979 \| good	12.479 \| good	0.386 \| good
2026-01-21T17:00:00.000Z	22 \| good	3.879 \| good	10.133 \| good	22.282 \| good	0.641 \| good	15.277 \| good	0.334 \| good
2026-01-21T18:00:00.000Z	24 \| good	2.912 \| good	13.104 \| good	26.187 \| good	0.656 \| good	7.933 \| good	0.201 \| good
2026-01-21T19:00:00.000Z	31 \| good	2.477 \| good	13.148 \| good	32.609 \| good	0.624 \| good	4.831 \| good	0.178 \| good
2026-01-21T20:00:00.000Z	36 \| good	2.249 \| good	9.461 \| good	38.903 \| good	0.587 \| good	3.233 \| good	0.162 \| good
2026-01-21T21:00:00.000Z	36 \| good	1.918 \| good	7.199 \| good	39.075 \| good	0.567 \| good	3.384 \| good	0.179 \| good
2026-01-21T22:00:00.000Z	34 \| good	2.537 \| good	10.563 \| good	37.36 \| good	0.343 \| good	3.348 \| good	0.199 \| good
2026-01-21T23:00:00.000Z	34 \| good	2.859 \| good	11.816 \| good	37.121 \| good	0.406 \| good	4.942 \| good	0.199 \| good
2026-01-22T00:00:00.000Z	34 \| good	2.958 \| good	9.927 \| good	37.097 \| good	0.457 \| good	8.541 \| good	0.261 \| good
2026-01-22T01:00:00.000Z	35 \| good	4.252 \| good	13.277 \| good	37.531 \| good	0.552 \| good	6.863 \| good	0.284 \| good
2026-01-22T02:00:00.000Z	34 \| good	4.023 \| good	12.434 \| good	36.895 \| good	0.501 \| good	6.097 \| good	0.24 \| good
2026-01-22T03:00:00.000Z	33 \| good	4.559 \| good	12.364 \| good	35.547 \| good	0.374 \| good	5.687 \| good	0.199 \| good
2026-01-22T04:00:00.000Z	33 \| good	4.13 \| good	12.12 \| good	35.561 \| good	0.554 \| good	6.365 \| good	0.179 \| good
2026-01-22T05:00:00.000Z	31 \| good	4.103 \| good	20.621 \| good	32.819 \| good	0.738 \| good	5.415 \| good	0.179 \| good
2026-01-22T06:00:00.000Z	31 \| good	4.451 \| good	18.605 \| good	33.575 \| good	0.472 \| good	8.582 \| good	0.179 \| good
2026-01-22T07:00:00.000Z	31 \| good	3.832 \| good	19.436 \| good	34.24 \| good	0.53 \| good	8.641 \| good	0.179 \| good
2026-01-22T08:00:00.000Z	30 \| good	4.064 \| good	17.522 \| good	31.711 \| good	0.701 \| good	4.509 \| good	0.179 \| good
2026-01-22T09:00:00.000Z	31 \| good	5.008 \| good	20.409 \| good	32.768 \| good	0.72 \| good	4.114 \| good	0.179 \| good
2026-01-22T10:00:00.000Z	33 \| good	5.794 \| good	20.525 \| good	32.619 \| good	0.745 \| good	3.992 \| good	0.199 \| good
2026-01-22T11:00:00.000Z	38 \| good	6.738 \| good	16.357 \| good	33.722 \| good	0.713 \| good	4.267 \| good	0.24 \| good
2026-01-22T12:00:00.000Z	44 \| good	7.795 \| good	23.197 \| good	35.393 \| good	0.628 \| good	5.717 \| good	0.265 \| good
2026-01-22T13:00:00.000Z	44 \| good	8.059 \| good	29.978 \| good	35.869 \| good	0.624 \| good	7.061 \| good	0.286 \| good
2026-01-22T14:00:00.000Z	49 \| good	8.569 \| good	19.147 \| good	32.687 \| good	0.674 \| good	9.691 \| good	0.286 \| good
2026-01-22T15:00:00.000Z	52 \| moderate	9.774 \| good	22.731 \| good	26.766 \| good	0.719 \| good	12.48 \| good	0.326 \| good
2026-01-22T16:00:00.000Z	56 \| moderate	11.954 \| good	37.413 \| good	29.282 \| good	0.713 \| good	11.952 \| good	0.288 \| good
2026-01-22T17:00:00.000Z	59 \| moderate	12.799 \| fine	71.91 \| fine	32.206 \| good	0.586 \| good	6.664 \| good	0.223 \| good
2026-01-22T18:00:00.000Z	66 \| moderate	16.708 \| fine	69.716 \| fine	33.132 \| good	0.721 \| good	9.523 \| good	0.182 \| good
2026-01-22T19:00:00.000Z	44 \| good	7.795 \| good	23.839 \| good	34.915 \| good	0.72 \| good	2.534 \| good	0.16 \| good
2026-01-22T20:00:00.000Z	36 \| good	5.897 \| good	15.88 \| good	39.304 \| good	0.604 \| good	3.223 \| good	0.141 \| good
2026-01-22T21:00:00.000Z	38 \| good	5.839 \| good	37.506 \| good	41.009 \| good	0.594 \| good	3.215 \| good	0.141 \| good
2026-01-22T22:00:00.000Z	44 \| good	8.151 \| good	20.964 \| good	38.942 \| good	0.712 \| good	3.122 \| good	0.141 \| good
2026-01-22T23:00:00.000Z	36 \| good	4.499 \| good	18.505 \| good	38.675 \| good	0.71 \| good	6.219 \| good	0.141 \| good
2026-01-23T00:00:00.000Z	33 \| good	5.961 \| good	22.454 \| good	35.097 \| good	0.503 \| good	11.622 \| good	0.141 \| good
2026-01-23T01:00:00.000Z	33 \| good	5.603 \| good	21.583 \| good	35.018 \| good	0.532 \| good	11.924 \| good	0.163 \| good
2026-01-23T02:00:00.000Z	49 \| good	8.529 \| good	22.134 \| good	31.848 \| good	0.669 \| good	11.288 \| good	0.141 \| good
2026-01-23T03:00:00.000Z	54 \| moderate	11.395 \| good	25.675 \| good	29.252 \| good	0.532 \| good	18.849 \| good	0.179 \| good
2026-01-23T04:00:00.000Z	54 \| moderate	11.154 \| good	39.238 \| good	23.394 \| good	0.438 \| good	14.63 \| good	0.181 \| good
2026-01-23T04:00:00.000Z	56 \| moderate	12.087 \| good	26.394 \| good	23.849 \| good	0.416 \| good	12.631 \| good	0.181 \| good
2026-01-23T05:00:00.000Z	44 \| good	8.256 \| good	36.011 \| good	21.059 \| good	2.136 \| good	15.702 \| good	0.298 \| good
2026-01-23T06:00:00.000Z	38 \| good	7.04 \| good	31.024 \| good	22.104 \| good	2.193 \| good	16.649 \| good	0.3 \| good
2026-01-23T07:00:00.000Z	38 \| good	6.736 \| good	29.975 \| good	22.128 \| good	2.252 \| good	16.204 \| good	0.295 \| good
2026-01-23T08:00:00.000Z	38 \| good	6.523 \| good	28.966 \| good	21.578 \| good	2.311 \| good	15.76 \| good	0.289 \| good
2026-01-23T09:00:00.000Z	33 \| good	6.261 \| good	27.952 \| good	19.446 \| good	2.37 \| good	15.315 \| good	0.283 \| good
2026-01-23T10:00:00.000Z	33 \| good	6.032 \| good	26.897 \| good	17.451 \| good	2.435 \| good	15.277 \| good	0.286 \| good
2026-01-23T11:00:00.000Z	33 \| good	6.302 \| good	27.926 \| good	16.505 \| good	2.499 \| good	15.239 \| good	0.288 \| good
2026-01-23T12:00:00.000Z	33 \| good	5.744 \| good	25.004 \| good	19.573 \| good	2.564 \| good	15.201 \| good	0.291 \| good
2026-01-23T13:00:00.000Z	23 \| good	4.47 \| good	19.088 \| good	24.633 \| good	2.523 \| good	13.085 \| good	0.284 \| good
2026-01-23T14:00:00.000Z	27 \| good	4.241 \| good	19.005 \| good	28.975 \| good	2.482 \| good	10.969 \| good	0.276 \| good
2026-01-23T15:00:00.000Z	29 \| good	5.167 \| good	22.067 \| good	30.75 \| good	2.441 \| good	8.853 \| good	0.269 \| good
2026-01-23T16:00:00.000Z	33 \| good	5.591 \| good	24.026 \| good	32.006 \| good	2.331 \| good	7.367 \| good	0.248 \| good
2026-01-23T17:00:00.000Z	38 \| good	6.531 \| good	29.049 \| good	32.975 \| good	2.22 \| good	5.88 \| good	0.227 \| good
2026-01-23T18:00:00.000Z	38 \| good	7.361 \| good	32.091 \| good	35.363 \| good	2.11 \| good	4.394 \| good	0.207 \| good
2026-01-23T19:00:00.000Z	44 \| good	7.541 \| good	33.061 \| good	37.014 \| good	2.022 \| good	4.357 \| good	0.202 \| good
2026-01-23T20:00:00.000Z	44 \| good	7.789 \| good	34.015 \| good	36.875 \| good	1.935 \| good	4.319 \| good	0.198 \| good
2026-01-23T21:00:00.000Z	38 \| good	6.787 \| good	29.988 \| good	35.061 \| good	1.847 \| good	4.282 \| good	0.193 \| good
2026-01-23T22:00:00.000Z	30 \| good	5.114 \| good	21.999 \| good	31.7 \| good	1.969 \| good	4.542 \| good	0.186 \| good
2026-01-23T23:00:00.000Z	31 \| good	2.287 \| good	9.025 \| good	33.414 \| good	2.09 \| good	4.803 \| good	0.179 \| good
2026-01-24T00:00:00.000Z	29 \| good	2.54 \| good	10.012 \| good	30.821 \| good	2.212 \| good	5.063 \| good	0.173 \| good
2026-01-24T01:00:00.000Z	26 \| good	3.365 \| good	14.965 \| good	27.799 \| good	2.076 \| good	4.481 \| good	0.166 \| good
2026-01-24T02:00:00.000Z	26 \| good	3.434 \| good	14.956 \| good	28.392 \| good	1.94 \| good	3.898 \| good	0.16 \| good
2026-01-24T03:00:00.000Z	26 \| good	2.52 \| good	10 \| good	27.909 \| good	1.805 \| good	3.315 \| good	0.154 \| good
2026-01-24T04:00:00.000Z	24 \| good	1.913 \| good	8 \| good	26.453 \| good	1.607 \| good	2.915 \| good	0.15 \| good
2026-01-24T05:00:00.000Z	24 \| good	2.185 \| good	9 \| good	25.681 \| good	1.409 \| good	2.515 \| good	0.146 \| good
2026-01-24T06:00:00.000Z	22 \| good	2.731 \| good	11.005 \| good	23.88 \| good	1.211 \| good	2.114 \| good	0.141 \| good
2026-01-24T07:00:00.000Z	21 \| good	2.799 \| good	11.956 \| good	23.426 \| good	1.099 \| good	1.934 \| good	0.14 \| good
2026-01-24T08:00:00.000Z	21 \| good	2.271 \| good	9.011 \| good	22.639 \| good	0.987 \| good	1.754 \| good	0.138 \| good
2026-01-24T09:00:00.000Z	21 \| good	1.935 \| good	8.005 \| good	22.923 \| good	0.876 \| good	1.574 \| good	0.136 \| good
2026-01-24T10:00:00.000Z	21 \| good	1.593 \| good	6.045 \| good	22.649 \| good	0.86 \| good	1.615 \| good	0.137 \| good
2026-01-24T11:00:00.000Z	20 \| good	2.053 \| good	8 \| good	21.786 \| good	0.844 \| good	1.655 \| good	0.138 \| good
2026-01-24T12:00:00.000Z	19 \| good	2.242 \| good	9 \| good	20.171 \| good	0.828 \| good	1.695 \| good	0.139 \| good
2026-01-24T13:00:00.000Z	19 \| good	2.403 \| good	9.995 \| good	20.939 \| good	0.906 \| good	1.806 \| good	0.141 \| good
2026-01-24T14:00:00.000Z	20 \| good	2.523 \| good	10.034 \| good	22.295 \| good	0.984 \| good	1.916 \| good	0.143 \| good
2026-01-24T15:00:00.000Z	21 \| good	3.132 \| good	13.953 \| good	23.098 \| good	1.063 \| good	2.027 \| good	0.145 \| good
2026-01-24T16:00:00.000Z	22 \| good	2.981 \| good	12 \| good	23.523 \| good	1.193 \| good	2.109 \| good	0.147 \| good
2026-01-24T17:00:00.000Z	21 \| good	3.001 \| good	12 \| good	23.105 \| good	1.323 \| good	2.191 \| good	0.149 \| good
2026-01-24T18:00:00.000Z	22 \| good	2.621 \| good	10.956 \| good	23.581 \| good	1.453 \| good	2.273 \| good	0.151 \| good
2026-01-24T19:00:00.000Z	22 \| good	2.494 \| good	10.039 \| good	24.409 \| good	1.549 \| good	2.705 \| good	0.152 \| good
2026-01-24T20:00:00.000Z	24 \| good	2.303 \| good	9.962 \| good	25.6 \| good	1.646 \| good	3.138 \| good	0.153 \| good
2026-01-24T21:00:00.000Z	24 \| good	1.632 \| good	6.989 \| good	26.249 \| good	1.742 \| good	3.57 \| good	0.154 \| good
2026-01-24T22:00:00.000Z	24 \| good	2.428 \| good	9.995 \| good	26.283 \| good	1.785 \| good	3.632 \| good	0.155 \| good
2026-01-24T23:00:00.000Z	24 \| good	2.139 \| good	8.966 \| good	26.1 \| good	1.827 \| good	3.695 \| good	0.157 \| good
2026-01-25T00:00:00.000Z	28 \| good	3.749 \| good	3.863 \| good	30.459 \| good	1.872 \| good	3.757 \| good	0.159 \| good
2026-01-25T01:00:00.000Z	23 \| good	1.969 \| good	7.995 \| good	25.244 \| good	1.822 \| good	3.619 \| good	0.159 \| good
2026-01-25T02:00:00.000Z	24 \| good	2.17 \| good	8.984 \| good	25.809 \| good	1.774 \| good	3.481 \| good	0.16 \| good
2026-01-25T03:00:00.000Z	23 \| good	2.49 \| good	10.017 \| good	25.367 \| good	1.726 \| good	3.343 \| good	0.16 \| good
2026-01-25T04:00:00.000Z	23 \| good	3.719 \| good	16.028 \| good	24.543 \| good	1.627 \| good	3.396 \| good	0.162 \| good

Live air quality index in California, Maryland today

Major air pollutants in California, Maryland

Particulate Matter2.5 (PM2.5)

Particulate Matter10 (PM10)

Ozone (O3)

Sulfur Dioxide (SO2)

Nitrogen Dioxide (NO2)

Carbon Monoxide (CO)

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

Air quality in nearby cities

Lexington Park, Maryland

Cambridge, Maryland

La Plata, Maryland

Waldorf, Maryland

Brandywine, Maryland

Bensville, Maryland

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Frequently asked questions

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

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

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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 California, Maryland at the moment?

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

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

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