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

Currently, Westminster, Maryland has a sulfur dioxide (SO2) concentration of 0.285 ppb.

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

The current ozone (O3) level in Westminster, Maryland at the moment is 53.467 ppm.

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

Nitrogen dioxide (NO2) level in Westminster, Maryland at the moment is 3.636 ppb.

Live air quality index in Westminster, Maryland today

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

PM2.5 levels in Westminster, Maryland are currently 4.013 μg/m3.

Q: What is the PM10 level in Westminster, Maryland at the moment?

The PM10 concentration in Westminster, Maryland is 15.038 μg/m3 at the moment.

Stay updated with real-time air quality in Westminster, 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)

Good

Westminster, Maryland

Last updated: ... (Local time)

Major air pollutants in Westminster, Maryland

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

4.01 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

15.04 μg/m³

155

255

425

605+

Ozone (O₃)

53.47 ppb

201

201+

Sulfur Dioxide (SO₂)

0.28 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

3.64 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.17 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

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Westminster, Maryland

Scroll To Air Quality Map

Track live Westminster, Maryland air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-07-22T00:00:00.000Z	52 \| moderate	10.11 \| good	48.06 \| good	33.793 \| good	0.487 \| good	4.993 \| good	0.23 \| good
2026-07-22T01:00:00.000Z	32 \| good	5.328 \| good	26.917 \| good	35.068 \| good	0.498 \| good	6.827 \| good	0.23 \| good
2026-07-22T02:00:00.000Z	33 \| good	6.496 \| good	31.716 \| good	33.743 \| good	0.519 \| good	7.3 \| good	0.247 \| good
2026-07-22T03:00:00.000Z	31 \| good	5.216 \| good	19.316 \| good	32.803 \| good	0.589 \| good	7.884 \| good	0.247 \| good
2026-07-22T04:00:00.000Z	33 \| good	5.689 \| good	26.185 \| good	30.684 \| good	0.527 \| good	7.882 \| good	0.251 \| good
2026-07-22T05:00:00.000Z	30 \| good	4.265 \| good	19.632 \| good	31.638 \| good	0.559 \| good	7.658 \| good	0.202 \| good
2026-07-22T06:00:00.000Z	31 \| good	3.748 \| good	17.378 \| good	33.32 \| good	0.498 \| good	6.803 \| good	0.226 \| good
2026-07-22T07:00:00.000Z	30 \| good	4.257 \| good	13.727 \| good	31.851 \| good	0.498 \| good	6.889 \| good	0.207 \| good
2026-07-22T08:00:00.000Z	26 \| good	2.791 \| good	10.667 \| good	27.667 \| good	0.529 \| good	6.388 \| good	0.207 \| good
2026-07-22T09:00:00.000Z	28 \| good	5.487 \| good	27.904 \| good	29.593 \| good	0.529 \| good	7.066 \| good	0.234 \| good
2026-07-22T10:00:00.000Z	25 \| good	3.902 \| good	23.257 \| good	27.355 \| good	0.499 \| good	11.105 \| good	0.251 \| good
2026-07-22T11:00:00.000Z	29 \| good	4.029 \| good	19.642 \| good	31.219 \| good	0.518 \| good	11.851 \| good	0.251 \| good
2026-07-22T12:00:00.000Z	27 \| good	3.729 \| good	18.72 \| good	28.672 \| good	0.526 \| good	8.302 \| good	0.268 \| good
2026-07-22T13:00:00.000Z	16 \| good	3.172 \| good	6.962 \| good	16.553 \| good	0.517 \| good	8.638 \| good	0.268 \| good
2026-07-22T14:00:00.000Z	38 \| good	6.69 \| good	26.706 \| good	24.586 \| good	0.585 \| good	5.334 \| good	0.268 \| good
2026-07-22T15:00:00.000Z	33 \| good	6.361 \| good	23.316 \| good	34.401 \| good	0.57 \| good	5.863 \| good	0.268 \| good
2026-07-22T16:00:00.000Z	54 \| moderate	11.099 \| good	51.56 \| good	40.145 \| good	0.415 \| good	4.951 \| good	0.252 \| good
2026-07-22T17:00:00.000Z	49 \| good	8.576 \| good	28.822 \| good	41.955 \| good	0.382 \| good	4.501 \| good	0.234 \| good
2026-07-22T18:00:00.000Z	49 \| good	8.644 \| good	28.266 \| good	45.722 \| good	0.418 \| good	4.335 \| good	0.212 \| good
2026-07-22T19:00:00.000Z	52 \| moderate	10.149 \| good	19.636 \| good	45.73 \| good	0.396 \| good	3.826 \| good	0.212 \| good
2026-07-22T20:00:00.000Z	49 \| good	9.431 \| good	45.317 \| good	49.536 \| good	0.386 \| good	3.149 \| good	0.207 \| good
2026-07-22T21:00:00.000Z	46 \| good	7.442 \| good	31.701 \| good	50.248 \| good	0.366 \| good	2.834 \| good	0.212 \| good
2026-07-22T22:00:00.000Z	49 \| good	8.661 \| good	34.713 \| good	47.765 \| good	0.313 \| good	3.041 \| good	0.212 \| good
2026-07-22T23:00:00.000Z	49 \| good	9.355 \| good	34.358 \| good	47.555 \| good	0.436 \| good	3.187 \| good	0.234 \| good
2026-07-23T00:00:00.000Z	44 \| good	8.24 \| good	33.296 \| good	43.45 \| good	0.33 \| good	1.496 \| good	0.234 \| good
2026-07-23T01:00:00.000Z	44 \| good	8.3 \| good	39.407 \| good	42.598 \| good	0.376 \| good	2.21 \| good	0.234 \| good
2026-07-23T02:00:00.000Z	49 \| good	8.618 \| good	34.141 \| good	40.707 \| good	0.326 \| good	2.472 \| good	0.234 \| good
2026-07-23T03:00:00.000Z	24 \| good	0.527 \| good	2 \| good	26.45 \| good	0.359 \| good	2.801 \| good	0.168 \| good
2026-07-23T04:00:00.000Z	36 \| good	5.927 \| good	26.466 \| good	39.458 \| good	0.353 \| good	2.707 \| good	0.207 \| good
2026-07-23T05:00:00.000Z	33 \| good	6.317 \| good	28.286 \| good	33.675 \| good	0.353 \| good	2.907 \| good	0.191 \| good
2026-07-23T06:00:00.000Z	25 \| good	4 \| good	17.474 \| good	26.898 \| good	0.354 \| good	3.647 \| good	0.169 \| good
2026-07-23T07:00:00.000Z	27 \| good	5.244 \| good	19.856 \| good	28.662 \| good	0.356 \| good	3.886 \| good	0.151 \| good
2026-07-23T08:00:00.000Z	27 \| good	4.619 \| good	16.531 \| good	23.944 \| good	0.393 \| good	5.328 \| good	0.151 \| good
2026-07-23T09:00:00.000Z	27 \| good	4.725 \| good	20.747 \| good	29.348 \| good	0.359 \| good	5.648 \| good	0.134 \| good
2026-07-23T10:00:00.000Z	22 \| good	3.62 \| good	14.453 \| good	23.634 \| good	0.359 \| good	6.701 \| good	0.151 \| good
2026-07-23T11:00:00.000Z	23 \| good	3.613 \| good	11.509 \| good	24.607 \| good	0.411 \| good	7.631 \| good	0.151 \| good
2026-07-23T12:00:00.000Z	21 \| good	3.339 \| good	11.371 \| good	22.754 \| good	0.399 \| good	6.769 \| good	0.151 \| good
2026-07-23T13:00:00.000Z	24 \| good	3.008 \| good	13.214 \| good	25.751 \| good	0.443 \| good	6.347 \| good	0.151 \| good
2026-07-23T14:00:00.000Z	27 \| good	3.208 \| good	12.655 \| good	28.604 \| good	0.354 \| good	3.823 \| good	0.151 \| good
2026-07-23T15:00:00.000Z	30 \| good	4.157 \| good	15.825 \| good	32.428 \| good	0.357 \| good	3.321 \| good	0.151 \| good
2026-07-23T16:00:00.000Z	36 \| good	3.91 \| good	15.8 \| good	38.749 \| good	0.307 \| good	2.702 \| good	0.151 \| good
2026-07-23T17:00:00.000Z	35 \| good	3.624 \| good	14.167 \| good	37.801 \| good	0.38 \| good	2.432 \| good	0.151 \| good
2026-07-23T18:00:00.000Z	41 \| good	4.36 \| good	18.521 \| good	43.626 \| good	0.346 \| good	3.585 \| good	0.151 \| good
2026-07-23T19:00:00.000Z	44 \| good	4.774 \| good	22.863 \| good	47.555 \| good	0.346 \| good	2.117 \| good	0.151 \| good
2026-07-23T20:00:00.000Z	45 \| good	3.987 \| good	11.341 \| good	49.245 \| good	0.271 \| good	2.906 \| good	0.151 \| good
2026-07-23T21:00:00.000Z	45 \| good	3.714 \| good	11.464 \| good	48.935 \| good	0.292 \| good	3.554 \| good	0.151 \| good
2026-07-23T22:00:00.000Z	49 \| good	4.013 \| good	15.038 \| good	53.467 \| good	0.285 \| good	3.636 \| good	0.168 \| good
2026-07-23T23:00:00.000Z	49 \| good	4.013 \| good	15.038 \| good	53.467 \| good	0.285 \| good	3.636 \| good	0.168 \| good
2026-07-24T00:00:00.000Z	31 \| good	1.002 \| good	3.819 \| good	33.183 \| good	0.362 \| good	3.411 \| good	0.159 \| good
2026-07-24T01:00:00.000Z	26 \| good	1.748 \| good	7.61 \| good	28.229 \| good	0.434 \| good	6.781 \| good	0.187 \| good
2026-07-24T02:00:00.000Z	25 \| good	1.738 \| good	7.559 \| good	27.195 \| good	0.516 \| good	8.486 \| good	0.201 \| good
2026-07-24T03:00:00.000Z	23 \| good	1.754 \| good	7.61 \| good	25.16 \| good	0.581 \| good	9.283 \| good	0.206 \| good
2026-07-24T04:00:00.000Z	23 \| good	0.645 \| good	2.251 \| good	24.913 \| good	0.612 \| good	9.991 \| good	0.213 \| good
2026-07-24T05:00:00.000Z	20 \| good	0.914 \| good	3.327 \| good	21.555 \| good	0.616 \| good	10.509 \| good	0.219 \| good
2026-07-24T06:00:00.000Z	19 \| good	1.025 \| good	4.251 \| good	19.939 \| good	0.608 \| good	10.826 \| good	0.222 \| good
2026-07-24T07:00:00.000Z	17 \| good	1.671 \| good	7.04 \| good	18.432 \| good	0.59 \| good	10.949 \| good	0.221 \| good
2026-07-24T08:00:00.000Z	17 \| good	2.021 \| good	8.338 \| good	18.19 \| good	0.58 \| good	10.948 \| good	0.22 \| good
2026-07-24T09:00:00.000Z	22 \| good	3.134 \| good	12.781 \| good	24.368 \| good	0.58 \| good	10.937 \| good	0.219 \| good
2026-07-24T10:00:00.000Z	22 \| good	4.053 \| good	18.099 \| good	18.592 \| good	0.582 \| good	10.814 \| good	0.218 \| good
2026-07-24T11:00:00.000Z	22 \| good	3.771 \| good	16.319 \| good	21.987 \| good	0.578 \| good	9.424 \| good	0.217 \| good
2026-07-24T12:00:00.000Z	27 \| good	4.813 \| good	20.881 \| good	28.918 \| good	0.616 \| good	7.072 \| good	0.207 \| good
2026-07-24T13:00:00.000Z	30 \| good	5.479 \| good	23.314 \| good	32.125 \| good	0.721 \| good	4.422 \| good	0.185 \| good
2026-07-24T14:00:00.000Z	33 \| good	6.378 \| good	28.732 \| good	36.219 \| good	0.787 \| good	2.415 \| good	0.168 \| good
2026-07-24T15:00:00.000Z	41 \| good	6.148 \| good	27.161 \| good	43.88 \| good	0.728 \| good	1.279 \| good	0.157 \| good
2026-07-24T16:00:00.000Z	45 \| good	5.397 \| good	23.132 \| good	49.485 \| good	0.628 \| good	0.863 \| good	0.152 \| good
2026-07-24T17:00:00.000Z	47 \| good	4.77 \| good	21.095 \| good	51.417 \| good	0.57 \| good	0.727 \| good	0.15 \| good
2026-07-24T18:00:00.000Z	47 \| good	5.105 \| good	22.134 \| good	51.426 \| good	0.526 \| good	0.692 \| good	0.15 \| good
2026-07-24T19:00:00.000Z	51 \| moderate	4.731 \| good	20.326 \| good	54.963 \| good	0.493 \| good	0.725 \| good	0.149 \| good
2026-07-24T20:00:00.000Z	51 \| moderate	3.342 \| good	14.282 \| good	55.317 \| fine	0.466 \| good	0.795 \| good	0.149 \| good
2026-07-24T21:00:00.000Z	47 \| good	2.495 \| good	10.1 \| good	51.389 \| good	0.444 \| good	0.947 \| good	0.148 \| good
2026-07-24T22:00:00.000Z	45 \| good	2.07 \| good	8.197 \| good	49.333 \| good	0.43 \| good	1.289 \| good	0.15 \| good
2026-07-24T23:00:00.000Z	46 \| good	1.387 \| good	5.221 \| good	50.03 \| good	0.421 \| good	2.096 \| good	0.156 \| good
2026-07-25T00:00:00.000Z	39 \| good	1.778 \| good	7.695 \| good	42.241 \| good	0.421 \| good	2.963 \| good	0.161 \| good
2026-07-25T01:00:00.000Z	33 \| good	3.32 \| good	14.776 \| good	35.9 \| good	0.418 \| good	3.479 \| good	0.162 \| good
2026-07-25T02:00:00.000Z	29 \| good	3.304 \| good	14.069 \| good	30.572 \| good	0.409 \| good	3.847 \| good	0.161 \| good
2026-07-25T03:00:00.000Z	24 \| good	2.479 \| good	10.138 \| good	26.317 \| good	0.395 \| good	4.248 \| good	0.16 \| good
2026-07-25T04:00:00.000Z	22 \| good	1.709 \| good	6.992 \| good	23.732 \| good	0.387 \| good	4.564 \| good	0.158 \| good
2026-07-25T05:00:00.000Z	19 \| good	1.34 \| good	5.245 \| good	19.906 \| good	0.383 \| good	4.725 \| good	0.155 \| good
2026-07-25T06:00:00.000Z	16 \| good	0.915 \| good	3.602 \| good	17.323 \| good	0.384 \| good	5.032 \| good	0.153 \| good
2026-07-25T07:00:00.000Z	17 \| good	0.642 \| good	2 \| good	17.535 \| good	0.386 \| good	5.762 \| good	0.154 \| good
2026-07-25T08:00:00.000Z	18 \| good	1.176 \| good	4.479 \| good	19.461 \| good	0.395 \| good	6.905 \| good	0.158 \| good
2026-07-25T09:00:00.000Z	15 \| good	0.348 \| good	1.079 \| good	15.608 \| good	0.404 \| good	8.1 \| good	0.162 \| good
2026-07-25T10:00:00.000Z	14 \| good	1.305 \| good	5.231 \| good	15.365 \| good	0.408 \| good	8.985 \| good	0.167 \| good
2026-07-25T11:00:00.000Z	18 \| good	1.951 \| good	8.071 \| good	18.592 \| good	0.4 \| good	8.635 \| good	0.17 \| good
2026-07-25T12:00:00.000Z	21 \| good	3.495 \| good	15.7 \| good	22.674 \| good	0.456 \| good	5.737 \| good	0.159 \| good
2026-07-25T13:00:00.000Z	25 \| good	2.085 \| good	8.214 \| good	26.717 \| good	0.482 \| good	2.611 \| good	0.14 \| good
2026-07-25T14:00:00.000Z	29 \| good	1.258 \| good	5.088 \| good	31.379 \| good	0.377 \| good	1.408 \| good	0.135 \| good
2026-07-25T15:00:00.000Z	31 \| good	0.721 \| good	2.757 \| good	34.305 \| good	0.316 \| good	0.876 \| good	0.135 \| good
2026-07-25T16:00:00.000Z	33 \| good	1.046 \| good	4.048 \| good	36.011 \| good	0.303 \| good	0.669 \| good	0.137 \| good
2026-07-25T17:00:00.000Z	34 \| good	1.166 \| good	4.888 \| good	36.77 \| good	0.285 \| good	0.582 \| good	0.138 \| good
2026-07-25T18:00:00.000Z	36 \| good	1.456 \| good	6.002 \| good	38.928 \| good	0.264 \| good	0.551 \| good	0.138 \| good
2026-07-25T19:00:00.000Z	40 \| good	2.244 \| good	9.119 \| good	43.156 \| good	0.246 \| good	0.548 \| good	0.137 \| good
2026-07-25T20:00:00.000Z	44 \| good	2.197 \| good	9.06 \| good	47.851 \| good	0.234 \| good	0.569 \| good	0.137 \| good
2026-07-25T21:00:00.000Z	50 \| good	2.455 \| good	10.06 \| good	54.421 \| good	0.229 \| good	0.633 \| good	0.137 \| good
2026-07-25T22:00:00.000Z	58 \| moderate	3.178 \| good	13.662 \| good	56.505 \| fine	0.23 \| good	0.784 \| good	0.138 \| good
2026-07-25T23:00:00.000Z	46 \| good	3.431 \| good	14.881 \| good	50.277 \| good	0.239 \| good	1.073 \| good	0.14 \| good

Westminster

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

0.16ppm

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

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Frequently asked questions

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

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

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

In the past 24 hours, the air quality in Westminster, Maryland was at its worst at 10:00:00 on 2026-07-23.

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

In the last 24 hours, the best air quality in Westminster, Maryland was observed at 12:00:00 on 2026-07-23.

What is the AQI in Westminster, Maryland right now?

As of now, the AQI in Westminster, Maryland is 49, indicating Good conditions.

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

Westminster, Maryland air has the highest levels of O3.

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

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

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

PM_2.5 levels in Westminster, Maryland are currently 4.013 μg/m³.

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

The PM₁₀ concentration in Westminster, Maryland is 15.038 μg/m³ at the moment.

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

The current carbon monoxide (CO) concentration in Westminster, Maryland is 0.168 ppm.

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

Currently, Westminster, Maryland has a sulfur dioxide (SO₂) concentration of 0.285 ppb.

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

The current ozone (O₃) level in Westminster, Maryland at the moment is 53.467 ppm.

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

Nitrogen dioxide (NO₂) level in Westminster, Maryland at the moment is 3.636 ppb.

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Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-07-22T00:00:00.000Z	52 \| moderate	10.11 \| good	48.06 \| good	33.793 \| good	0.487 \| good	4.993 \| good	0.23 \| good
2026-07-22T01:00:00.000Z	32 \| good	5.328 \| good	26.917 \| good	35.068 \| good	0.498 \| good	6.827 \| good	0.23 \| good
2026-07-22T02:00:00.000Z	33 \| good	6.496 \| good	31.716 \| good	33.743 \| good	0.519 \| good	7.3 \| good	0.247 \| good
2026-07-22T03:00:00.000Z	31 \| good	5.216 \| good	19.316 \| good	32.803 \| good	0.589 \| good	7.884 \| good	0.247 \| good
2026-07-22T04:00:00.000Z	33 \| good	5.689 \| good	26.185 \| good	30.684 \| good	0.527 \| good	7.882 \| good	0.251 \| good
2026-07-22T05:00:00.000Z	30 \| good	4.265 \| good	19.632 \| good	31.638 \| good	0.559 \| good	7.658 \| good	0.202 \| good
2026-07-22T06:00:00.000Z	31 \| good	3.748 \| good	17.378 \| good	33.32 \| good	0.498 \| good	6.803 \| good	0.226 \| good
2026-07-22T07:00:00.000Z	30 \| good	4.257 \| good	13.727 \| good	31.851 \| good	0.498 \| good	6.889 \| good	0.207 \| good
2026-07-22T08:00:00.000Z	26 \| good	2.791 \| good	10.667 \| good	27.667 \| good	0.529 \| good	6.388 \| good	0.207 \| good
2026-07-22T09:00:00.000Z	28 \| good	5.487 \| good	27.904 \| good	29.593 \| good	0.529 \| good	7.066 \| good	0.234 \| good
2026-07-22T10:00:00.000Z	25 \| good	3.902 \| good	23.257 \| good	27.355 \| good	0.499 \| good	11.105 \| good	0.251 \| good
2026-07-22T11:00:00.000Z	29 \| good	4.029 \| good	19.642 \| good	31.219 \| good	0.518 \| good	11.851 \| good	0.251 \| good
2026-07-22T12:00:00.000Z	27 \| good	3.729 \| good	18.72 \| good	28.672 \| good	0.526 \| good	8.302 \| good	0.268 \| good
2026-07-22T13:00:00.000Z	16 \| good	3.172 \| good	6.962 \| good	16.553 \| good	0.517 \| good	8.638 \| good	0.268 \| good
2026-07-22T14:00:00.000Z	38 \| good	6.69 \| good	26.706 \| good	24.586 \| good	0.585 \| good	5.334 \| good	0.268 \| good
2026-07-22T15:00:00.000Z	33 \| good	6.361 \| good	23.316 \| good	34.401 \| good	0.57 \| good	5.863 \| good	0.268 \| good
2026-07-22T16:00:00.000Z	54 \| moderate	11.099 \| good	51.56 \| good	40.145 \| good	0.415 \| good	4.951 \| good	0.252 \| good
2026-07-22T17:00:00.000Z	49 \| good	8.576 \| good	28.822 \| good	41.955 \| good	0.382 \| good	4.501 \| good	0.234 \| good
2026-07-22T18:00:00.000Z	49 \| good	8.644 \| good	28.266 \| good	45.722 \| good	0.418 \| good	4.335 \| good	0.212 \| good
2026-07-22T19:00:00.000Z	52 \| moderate	10.149 \| good	19.636 \| good	45.73 \| good	0.396 \| good	3.826 \| good	0.212 \| good
2026-07-22T20:00:00.000Z	49 \| good	9.431 \| good	45.317 \| good	49.536 \| good	0.386 \| good	3.149 \| good	0.207 \| good
2026-07-22T21:00:00.000Z	46 \| good	7.442 \| good	31.701 \| good	50.248 \| good	0.366 \| good	2.834 \| good	0.212 \| good
2026-07-22T22:00:00.000Z	49 \| good	8.661 \| good	34.713 \| good	47.765 \| good	0.313 \| good	3.041 \| good	0.212 \| good
2026-07-22T23:00:00.000Z	49 \| good	9.355 \| good	34.358 \| good	47.555 \| good	0.436 \| good	3.187 \| good	0.234 \| good
2026-07-23T00:00:00.000Z	44 \| good	8.24 \| good	33.296 \| good	43.45 \| good	0.33 \| good	1.496 \| good	0.234 \| good
2026-07-23T01:00:00.000Z	44 \| good	8.3 \| good	39.407 \| good	42.598 \| good	0.376 \| good	2.21 \| good	0.234 \| good
2026-07-23T02:00:00.000Z	49 \| good	8.618 \| good	34.141 \| good	40.707 \| good	0.326 \| good	2.472 \| good	0.234 \| good
2026-07-23T03:00:00.000Z	24 \| good	0.527 \| good	2 \| good	26.45 \| good	0.359 \| good	2.801 \| good	0.168 \| good
2026-07-23T04:00:00.000Z	36 \| good	5.927 \| good	26.466 \| good	39.458 \| good	0.353 \| good	2.707 \| good	0.207 \| good
2026-07-23T05:00:00.000Z	33 \| good	6.317 \| good	28.286 \| good	33.675 \| good	0.353 \| good	2.907 \| good	0.191 \| good
2026-07-23T06:00:00.000Z	25 \| good	4 \| good	17.474 \| good	26.898 \| good	0.354 \| good	3.647 \| good	0.169 \| good
2026-07-23T07:00:00.000Z	27 \| good	5.244 \| good	19.856 \| good	28.662 \| good	0.356 \| good	3.886 \| good	0.151 \| good
2026-07-23T08:00:00.000Z	27 \| good	4.619 \| good	16.531 \| good	23.944 \| good	0.393 \| good	5.328 \| good	0.151 \| good
2026-07-23T09:00:00.000Z	27 \| good	4.725 \| good	20.747 \| good	29.348 \| good	0.359 \| good	5.648 \| good	0.134 \| good
2026-07-23T10:00:00.000Z	22 \| good	3.62 \| good	14.453 \| good	23.634 \| good	0.359 \| good	6.701 \| good	0.151 \| good
2026-07-23T11:00:00.000Z	23 \| good	3.613 \| good	11.509 \| good	24.607 \| good	0.411 \| good	7.631 \| good	0.151 \| good
2026-07-23T12:00:00.000Z	21 \| good	3.339 \| good	11.371 \| good	22.754 \| good	0.399 \| good	6.769 \| good	0.151 \| good
2026-07-23T13:00:00.000Z	24 \| good	3.008 \| good	13.214 \| good	25.751 \| good	0.443 \| good	6.347 \| good	0.151 \| good
2026-07-23T14:00:00.000Z	27 \| good	3.208 \| good	12.655 \| good	28.604 \| good	0.354 \| good	3.823 \| good	0.151 \| good
2026-07-23T15:00:00.000Z	30 \| good	4.157 \| good	15.825 \| good	32.428 \| good	0.357 \| good	3.321 \| good	0.151 \| good
2026-07-23T16:00:00.000Z	36 \| good	3.91 \| good	15.8 \| good	38.749 \| good	0.307 \| good	2.702 \| good	0.151 \| good
2026-07-23T17:00:00.000Z	35 \| good	3.624 \| good	14.167 \| good	37.801 \| good	0.38 \| good	2.432 \| good	0.151 \| good
2026-07-23T18:00:00.000Z	41 \| good	4.36 \| good	18.521 \| good	43.626 \| good	0.346 \| good	3.585 \| good	0.151 \| good
2026-07-23T19:00:00.000Z	44 \| good	4.774 \| good	22.863 \| good	47.555 \| good	0.346 \| good	2.117 \| good	0.151 \| good
2026-07-23T20:00:00.000Z	45 \| good	3.987 \| good	11.341 \| good	49.245 \| good	0.271 \| good	2.906 \| good	0.151 \| good
2026-07-23T21:00:00.000Z	45 \| good	3.714 \| good	11.464 \| good	48.935 \| good	0.292 \| good	3.554 \| good	0.151 \| good
2026-07-23T22:00:00.000Z	49 \| good	4.013 \| good	15.038 \| good	53.467 \| good	0.285 \| good	3.636 \| good	0.168 \| good
2026-07-23T23:00:00.000Z	49 \| good	4.013 \| good	15.038 \| good	53.467 \| good	0.285 \| good	3.636 \| good	0.168 \| good
2026-07-24T00:00:00.000Z	31 \| good	1.002 \| good	3.819 \| good	33.183 \| good	0.362 \| good	3.411 \| good	0.159 \| good
2026-07-24T01:00:00.000Z	26 \| good	1.748 \| good	7.61 \| good	28.229 \| good	0.434 \| good	6.781 \| good	0.187 \| good
2026-07-24T02:00:00.000Z	25 \| good	1.738 \| good	7.559 \| good	27.195 \| good	0.516 \| good	8.486 \| good	0.201 \| good
2026-07-24T03:00:00.000Z	23 \| good	1.754 \| good	7.61 \| good	25.16 \| good	0.581 \| good	9.283 \| good	0.206 \| good
2026-07-24T04:00:00.000Z	23 \| good	0.645 \| good	2.251 \| good	24.913 \| good	0.612 \| good	9.991 \| good	0.213 \| good
2026-07-24T05:00:00.000Z	20 \| good	0.914 \| good	3.327 \| good	21.555 \| good	0.616 \| good	10.509 \| good	0.219 \| good
2026-07-24T06:00:00.000Z	19 \| good	1.025 \| good	4.251 \| good	19.939 \| good	0.608 \| good	10.826 \| good	0.222 \| good
2026-07-24T07:00:00.000Z	17 \| good	1.671 \| good	7.04 \| good	18.432 \| good	0.59 \| good	10.949 \| good	0.221 \| good
2026-07-24T08:00:00.000Z	17 \| good	2.021 \| good	8.338 \| good	18.19 \| good	0.58 \| good	10.948 \| good	0.22 \| good
2026-07-24T09:00:00.000Z	22 \| good	3.134 \| good	12.781 \| good	24.368 \| good	0.58 \| good	10.937 \| good	0.219 \| good
2026-07-24T10:00:00.000Z	22 \| good	4.053 \| good	18.099 \| good	18.592 \| good	0.582 \| good	10.814 \| good	0.218 \| good
2026-07-24T11:00:00.000Z	22 \| good	3.771 \| good	16.319 \| good	21.987 \| good	0.578 \| good	9.424 \| good	0.217 \| good
2026-07-24T12:00:00.000Z	27 \| good	4.813 \| good	20.881 \| good	28.918 \| good	0.616 \| good	7.072 \| good	0.207 \| good
2026-07-24T13:00:00.000Z	30 \| good	5.479 \| good	23.314 \| good	32.125 \| good	0.721 \| good	4.422 \| good	0.185 \| good
2026-07-24T14:00:00.000Z	33 \| good	6.378 \| good	28.732 \| good	36.219 \| good	0.787 \| good	2.415 \| good	0.168 \| good
2026-07-24T15:00:00.000Z	41 \| good	6.148 \| good	27.161 \| good	43.88 \| good	0.728 \| good	1.279 \| good	0.157 \| good
2026-07-24T16:00:00.000Z	45 \| good	5.397 \| good	23.132 \| good	49.485 \| good	0.628 \| good	0.863 \| good	0.152 \| good
2026-07-24T17:00:00.000Z	47 \| good	4.77 \| good	21.095 \| good	51.417 \| good	0.57 \| good	0.727 \| good	0.15 \| good
2026-07-24T18:00:00.000Z	47 \| good	5.105 \| good	22.134 \| good	51.426 \| good	0.526 \| good	0.692 \| good	0.15 \| good
2026-07-24T19:00:00.000Z	51 \| moderate	4.731 \| good	20.326 \| good	54.963 \| good	0.493 \| good	0.725 \| good	0.149 \| good
2026-07-24T20:00:00.000Z	51 \| moderate	3.342 \| good	14.282 \| good	55.317 \| fine	0.466 \| good	0.795 \| good	0.149 \| good
2026-07-24T21:00:00.000Z	47 \| good	2.495 \| good	10.1 \| good	51.389 \| good	0.444 \| good	0.947 \| good	0.148 \| good
2026-07-24T22:00:00.000Z	45 \| good	2.07 \| good	8.197 \| good	49.333 \| good	0.43 \| good	1.289 \| good	0.15 \| good
2026-07-24T23:00:00.000Z	46 \| good	1.387 \| good	5.221 \| good	50.03 \| good	0.421 \| good	2.096 \| good	0.156 \| good
2026-07-25T00:00:00.000Z	39 \| good	1.778 \| good	7.695 \| good	42.241 \| good	0.421 \| good	2.963 \| good	0.161 \| good
2026-07-25T01:00:00.000Z	33 \| good	3.32 \| good	14.776 \| good	35.9 \| good	0.418 \| good	3.479 \| good	0.162 \| good
2026-07-25T02:00:00.000Z	29 \| good	3.304 \| good	14.069 \| good	30.572 \| good	0.409 \| good	3.847 \| good	0.161 \| good
2026-07-25T03:00:00.000Z	24 \| good	2.479 \| good	10.138 \| good	26.317 \| good	0.395 \| good	4.248 \| good	0.16 \| good
2026-07-25T04:00:00.000Z	22 \| good	1.709 \| good	6.992 \| good	23.732 \| good	0.387 \| good	4.564 \| good	0.158 \| good
2026-07-25T05:00:00.000Z	19 \| good	1.34 \| good	5.245 \| good	19.906 \| good	0.383 \| good	4.725 \| good	0.155 \| good
2026-07-25T06:00:00.000Z	16 \| good	0.915 \| good	3.602 \| good	17.323 \| good	0.384 \| good	5.032 \| good	0.153 \| good
2026-07-25T07:00:00.000Z	17 \| good	0.642 \| good	2 \| good	17.535 \| good	0.386 \| good	5.762 \| good	0.154 \| good
2026-07-25T08:00:00.000Z	18 \| good	1.176 \| good	4.479 \| good	19.461 \| good	0.395 \| good	6.905 \| good	0.158 \| good
2026-07-25T09:00:00.000Z	15 \| good	0.348 \| good	1.079 \| good	15.608 \| good	0.404 \| good	8.1 \| good	0.162 \| good
2026-07-25T10:00:00.000Z	14 \| good	1.305 \| good	5.231 \| good	15.365 \| good	0.408 \| good	8.985 \| good	0.167 \| good
2026-07-25T11:00:00.000Z	18 \| good	1.951 \| good	8.071 \| good	18.592 \| good	0.4 \| good	8.635 \| good	0.17 \| good
2026-07-25T12:00:00.000Z	21 \| good	3.495 \| good	15.7 \| good	22.674 \| good	0.456 \| good	5.737 \| good	0.159 \| good
2026-07-25T13:00:00.000Z	25 \| good	2.085 \| good	8.214 \| good	26.717 \| good	0.482 \| good	2.611 \| good	0.14 \| good
2026-07-25T14:00:00.000Z	29 \| good	1.258 \| good	5.088 \| good	31.379 \| good	0.377 \| good	1.408 \| good	0.135 \| good
2026-07-25T15:00:00.000Z	31 \| good	0.721 \| good	2.757 \| good	34.305 \| good	0.316 \| good	0.876 \| good	0.135 \| good
2026-07-25T16:00:00.000Z	33 \| good	1.046 \| good	4.048 \| good	36.011 \| good	0.303 \| good	0.669 \| good	0.137 \| good
2026-07-25T17:00:00.000Z	34 \| good	1.166 \| good	4.888 \| good	36.77 \| good	0.285 \| good	0.582 \| good	0.138 \| good
2026-07-25T18:00:00.000Z	36 \| good	1.456 \| good	6.002 \| good	38.928 \| good	0.264 \| good	0.551 \| good	0.138 \| good
2026-07-25T19:00:00.000Z	40 \| good	2.244 \| good	9.119 \| good	43.156 \| good	0.246 \| good	0.548 \| good	0.137 \| good
2026-07-25T20:00:00.000Z	44 \| good	2.197 \| good	9.06 \| good	47.851 \| good	0.234 \| good	0.569 \| good	0.137 \| good
2026-07-25T21:00:00.000Z	50 \| good	2.455 \| good	10.06 \| good	54.421 \| good	0.229 \| good	0.633 \| good	0.137 \| good
2026-07-25T22:00:00.000Z	58 \| moderate	3.178 \| good	13.662 \| good	56.505 \| fine	0.23 \| good	0.784 \| good	0.138 \| good
2026-07-25T23:00:00.000Z	46 \| good	3.431 \| good	14.881 \| good	50.277 \| good	0.239 \| good	1.073 \| good	0.14 \| good

Live air quality index in Westminster, Maryland today

Major air pollutants in Westminster, Maryland

Particulate Matter2.5 (PM2.5)

Particulate Matter10 (PM10)

Ozone (O3)

Sulfur Dioxide (SO2)

Nitrogen Dioxide (NO2)