What is the current concentration of PM10 in Martinsburg, West Virginia?

The current PM10 concentration at Martinsburg, West Virginia is 17.218 μg/m3.

What is the current concentration of sulfur dioxide (SO2) in Martinsburg, West Virginia?

The current sulfur dioxide (SO2) concentration at Martinsburg, West Virginia is 0.37 ppb.

What is the current concentration of ozone (O3) in Martinsburg, West Virginia?

The current ozone (O3) concentration at Martinsburg, West Virginia is 4.014 ppm.

What is the current concentration of nitrogen dioxide (NO2) in Martinsburg, West Virginia?

The current nitrogen dioxide (NO2) concentration at Martinsburg, West Virginia is 7.97 ppb.

Martinsburg, West Virginia live air quality index now

Name: Live air pollution levels in Martinsburg, West Virginia today
Creator: Ambee

Stay updated with real-time air quality in Martinsburg, West Virginia 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

Martinsburg, West Virginia

Last updated: ... (Local time)

Major air pollutants in Martinsburg, West Virginia

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

7.92 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

17.22 μg/m³

155

255

425

605+

Ozone (O₃)

4.01 ppb

201

201+

Sulfur Dioxide (SO₂)

0.37 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

7.97 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.32 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

Low

Martinsburg, West Virginia

Get Live Pollen Counts

Martinsburg, West Virginia

Scroll To Air Quality Map

Track live Martinsburg, West Virginia air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2025-10-19T12:00:00.000Z	44 \| good	7.934 \| good	20.667 \| good	4.036 \| good	0.181 \| good	4.242 \| good	0.299 \| good
2025-10-19T13:00:00.000Z	52 \| moderate	9.552 \| good	39.695 \| good	5.047 \| good	0.206 \| good	4.22 \| good	0.319 \| good
2025-10-19T14:00:00.000Z	49 \| good	8.688 \| good	38.818 \| good	12.029 \| good	0.226 \| good	3.309 \| good	0.298 \| good
2025-10-19T15:00:00.000Z	49 \| good	9.053 \| good	42.037 \| good	19 \| good	0.292 \| good	2.869 \| good	0.22 \| good
2025-10-19T16:00:00.000Z	49 \| good	9.381 \| good	20.848 \| good	26.002 \| good	0.347 \| good	2.414 \| good	0.22 \| good
2025-10-19T17:00:00.000Z	52 \| moderate	9.907 \| good	24.558 \| good	30.001 \| good	0.347 \| good	1.957 \| good	0.22 \| good
2025-10-19T18:00:00.000Z	49 \| good	9.283 \| good	27.193 \| good	38.981 \| good	0.327 \| good	1.232 \| good	0.18 \| good
2025-10-19T19:00:00.000Z	49 \| good	8.599 \| good	32.142 \| good	42.988 \| good	0.343 \| good	1.637 \| good	0.22 \| good
2025-10-19T20:00:00.000Z	49 \| good	8.703 \| good	33.297 \| good	42.999 \| good	0.298 \| good	1.47 \| good	0.2 \| good
2025-10-19T21:00:00.000Z	44 \| good	8.498 \| good	37.878 \| good	42.001 \| good	0.284 \| good	1.427 \| good	0.18 \| good
2025-10-19T22:00:00.000Z	44 \| good	7.993 \| good	32.003 \| good	41.011 \| good	0.284 \| good	1.744 \| good	0.18 \| good
2025-10-19T23:00:00.000Z	34 \| good	6.151 \| good	28.566 \| good	37.03 \| good	0.28 \| good	1.907 \| good	0.18 \| good
2025-10-20T00:00:00.000Z	33 \| good	5.725 \| good	22.849 \| good	36.018 \| good	0.242 \| good	2.121 \| good	0.18 \| good
2025-10-20T01:00:00.000Z	33 \| good	5.517 \| good	12.967 \| good	36.005 \| good	0.219 \| good	2.84 \| good	0.199 \| good
2025-10-20T02:00:00.000Z	31 \| good	3.82 \| good	16.97 \| good	33.002 \| good	0.265 \| good	1.627 \| good	0.199 \| good
2025-10-20T03:00:00.000Z	31 \| good	3.083 \| good	12.388 \| good	33.994 \| good	0.236 \| good	1.46 \| good	0.141 \| good
2025-10-20T04:00:00.000Z	33 \| good	3.381 \| good	10.011 \| good	35.985 \| good	0.222 \| good	1.894 \| good	0.141 \| good
2025-10-20T05:00:00.000Z	29 \| good	3.042 \| good	13.617 \| good	31.004 \| good	0.23 \| good	1.924 \| good	0.141 \| good
2025-10-20T06:00:00.000Z	26 \| good	1.55 \| good	5.935 \| good	27.993 \| good	0.202 \| good	1.501 \| good	0.141 \| good
2025-10-20T07:00:00.000Z	26 \| good	2.307 \| good	10.546 \| good	27.985 \| good	0.219 \| good	1.48 \| good	0.141 \| good
2025-10-20T08:00:00.000Z	24 \| good	2.402 \| good	11.698 \| good	25.986 \| good	0.218 \| good	1.577 \| good	0.141 \| good
2025-10-20T09:00:00.000Z	25 \| good	2.524 \| good	9.276 \| good	26.984 \| good	0.209 \| good	1.807 \| good	0.161 \| good
2025-10-20T10:00:00.000Z	23 \| good	2.084 \| good	6.764 \| good	24.987 \| good	0.244 \| good	1.452 \| good	0.141 \| good
2025-10-20T11:00:00.000Z	21 \| good	1.289 \| good	6.888 \| good	23.006 \| good	0.217 \| good	2.736 \| good	0.141 \| good
2025-10-20T12:00:00.000Z	22 \| good	0.915 \| good	4.483 \| good	24.003 \| good	0.199 \| good	1.53 \| good	0.121 \| good
2025-10-20T13:00:00.000Z	22 \| good	1.564 \| good	6.847 \| good	24.003 \| good	0.175 \| good	1.671 \| good	0.16 \| good
2025-10-20T14:00:00.000Z	26 \| good	1.633 \| good	9.094 \| good	27.989 \| good	0.18 \| good	2.747 \| good	0.18 \| good
2025-10-20T15:00:00.000Z	29 \| good	3.212 \| good	13.278 \| good	30.981 \| good	0.292 \| good	1.921 \| good	0.14 \| good
2025-10-20T16:00:00.000Z	26 \| good	2.294 \| good	15.371 \| good	28.008 \| good	0.24 \| good	1.29 \| good	0.121 \| good
2025-10-20T17:00:00.000Z	27 \| good	2.135 \| good	6.838 \| good	29.005 \| good	0.242 \| good	1.127 \| good	0.121 \| good
2025-10-20T18:00:00.000Z	28 \| good	2.412 \| good	6.756 \| good	30.002 \| good	0.221 \| good	0.944 \| good	0.14 \| good
2025-10-20T19:00:00.000Z	29 \| good	2.318 \| good	8.628 \| good	31.009 \| good	0.205 \| good	0.909 \| good	0.14 \| good
2025-10-20T20:00:00.000Z	29 \| good	2.286 \| good	10.235 \| good	31.008 \| good	0.204 \| good	0.96 \| good	0.14 \| good
2025-10-20T21:00:00.000Z	29 \| good	2.307 \| good	8.424 \| good	30.998 \| good	0.188 \| good	0.98 \| good	0.14 \| good
2025-10-20T22:00:00.000Z	30 \| good	1.764 \| good	10.014 \| good	31.989 \| good	0.209 \| good	2.234 \| good	0.14 \| good
2025-10-20T23:00:00.000Z	30 \| good	2.783 \| good	13.721 \| good	31.996 \| good	0.204 \| good	1.786 \| good	0.14 \| good
2025-10-21T00:00:00.000Z	25 \| good	2.285 \| good	10.88 \| good	27.016 \| good	0.204 \| good	2.772 \| good	0.14 \| good
2025-10-21T01:00:00.000Z	20 \| good	3.155 \| good	19.703 \| good	22.007 \| good	0.224 \| good	8.373 \| good	0.179 \| good
2025-10-21T02:00:00.000Z	33 \| good	6.361 \| good	16.509 \| good	18.008 \| good	0.2 \| good	10.782 \| good	0.239 \| good
2025-10-21T03:00:00.000Z	33 \| good	6.376 \| good	28.408 \| good	13.858 \| good	1.755 \| good	8.726 \| good	0.191 \| good
2025-10-21T04:00:00.000Z	56 \| moderate	12.112 \| fine	16.876 \| good	13.002 \| good	0.224 \| good	11.173 \| good	0.317 \| good
2025-10-21T05:00:00.000Z	66 \| moderate	16.922 \| fine	20.814 \| good	10 \| good	0.279 \| good	12.831 \| good	0.318 \| good
2025-10-21T06:00:00.000Z	66 \| moderate	17.457 \| fine	21.67 \| good	7.998 \| good	0.299 \| good	11.806 \| good	0.319 \| good
2025-10-21T07:00:00.000Z	52 \| moderate	10.297 \| good	18.426 \| good	8.02 \| good	0.28 \| good	11.276 \| good	0.299 \| good
2025-10-21T08:00:00.000Z	67 \| moderate	17.703 \| fine	24.65 \| good	5.999 \| good	0.256 \| good	8.694 \| good	0.298 \| good
2025-10-21T09:00:00.000Z	22 \| good	4.31 \| good	15.571 \| good	5.02 \| good	0.256 \| good	8.07 \| good	0.298 \| good
2025-10-21T10:00:00.000Z	58 \| moderate	12.947 \| fine	28.247 \| good	4.014 \| good	0.345 \| good	8.006 \| good	0.298 \| good
2025-10-21T11:00:00.000Z	44 \| good	7.924 \| good	17.218 \| good	4.014 \| good	0.37 \| good	7.97 \| good	0.318 \| good
2025-10-21T11:00:00.000Z	44 \| good	7.924 \| good	17.218 \| good	4.014 \| good	0.37 \| good	7.97 \| good	0.318 \| good
2025-10-21T12:00:00.000Z	27 \| good	4.931 \| good	21.182 \| good	2.632 \| good	1.727 \| good	6.202 \| good	0.182 \| good
2025-10-21T13:00:00.000Z	27 \| good	5.243 \| good	22.805 \| good	10.36 \| good	1.637 \| good	4.87 \| good	0.175 \| good
2025-10-21T14:00:00.000Z	27 \| good	4.904 \| good	21.117 \| good	25.748 \| good	1.547 \| good	3.539 \| good	0.167 \| good
2025-10-21T15:00:00.000Z	31 \| good	5.328 \| good	22.838 \| good	34.455 \| good	1.458 \| good	2.207 \| good	0.16 \| good
2025-10-21T16:00:00.000Z	36 \| good	5.089 \| good	22.075 \| good	38.745 \| good	1.407 \| good	1.745 \| good	0.153 \| good
2025-10-21T17:00:00.000Z	44 \| good	4.589 \| good	20.101 \| good	47.484 \| good	1.356 \| good	1.282 \| good	0.146 \| good
2025-10-21T18:00:00.000Z	45 \| good	4.561 \| good	19.857 \| good	48.771 \| good	1.305 \| good	0.82 \| good	0.139 \| good
2025-10-21T19:00:00.000Z	43 \| good	4.157 \| good	18.067 \| good	46.191 \| good	1.322 \| good	0.964 \| good	0.139 \| good
2025-10-21T20:00:00.000Z	38 \| good	4.181 \| good	18.189 \| good	40.855 \| good	1.34 \| good	1.109 \| good	0.14 \| good
2025-10-21T21:00:00.000Z	38 \| good	4.093 \| good	17.885 \| good	40.835 \| good	1.357 \| good	1.253 \| good	0.141 \| good
2025-10-21T22:00:00.000Z	37 \| good	3.821 \| good	16.874 \| good	40.156 \| good	1.352 \| good	3.304 \| good	0.161 \| good
2025-10-21T23:00:00.000Z	30 \| good	5.22 \| good	22.756 \| good	31.794 \| good	1.347 \| good	5.355 \| good	0.18 \| good
2025-10-22T00:00:00.000Z	27 \| good	5.337 \| good	22.711 \| good	25.047 \| good	1.341 \| good	7.406 \| good	0.2 \| good
2025-10-22T01:00:00.000Z	33 \| good	5.929 \| good	26.077 \| good	19.75 \| good	1.388 \| good	6.984 \| good	0.198 \| good
2025-10-22T02:00:00.000Z	33 \| good	6.112 \| good	26.765 \| good	19.427 \| good	1.435 \| good	6.562 \| good	0.196 \| good
2025-10-22T03:00:00.000Z	27 \| good	5.447 \| good	23.197 \| good	21.893 \| good	1.482 \| good	6.14 \| good	0.194 \| good
2025-10-22T04:00:00.000Z	27 \| good	4.535 \| good	19.99 \| good	22.76 \| good	1.809 \| good	4.972 \| good	0.176 \| good
2025-10-22T05:00:00.000Z	33 \| good	5.698 \| good	24.551 \| good	20.235 \| good	2.136 \| good	3.805 \| good	0.159 \| good
2025-10-22T06:00:00.000Z	27 \| good	4.559 \| good	20.011 \| good	22.356 \| good	2.463 \| good	2.637 \| good	0.141 \| good
2025-10-22T07:00:00.000Z	21 \| good	3.373 \| good	14.924 \| good	23.356 \| good	2.656 \| good	2.447 \| good	0.135 \| good
2025-10-22T08:00:00.000Z	23 \| good	4.468 \| good	19.39 \| good	25.392 \| good	2.849 \| good	2.256 \| good	0.128 \| good
2025-10-22T09:00:00.000Z	30 \| good	1.418 \| good	5.853 \| good	32.18 \| good	3.042 \| good	2.066 \| good	0.122 \| good
2025-10-22T10:00:00.000Z	30 \| good	2.424 \| good	10.013 \| good	32.09 \| good	2.982 \| good	2.515 \| good	0.125 \| good
2025-10-22T11:00:00.000Z	25 \| good	3.265 \| good	14.542 \| good	26.572 \| good	2.921 \| good	2.964 \| good	0.129 \| good
2025-10-22T12:00:00.000Z	29 \| good	3.417 \| good	14.831 \| good	31.214 \| good	2.861 \| good	3.413 \| good	0.132 \| good
2025-10-22T13:00:00.000Z	31 \| good	3.267 \| good	13.793 \| good	32.9 \| good	2.667 \| good	2.752 \| good	0.129 \| good
2025-10-22T14:00:00.000Z	31 \| good	3.594 \| good	15.789 \| good	34.266 \| good	2.473 \| good	2.092 \| good	0.125 \| good
2025-10-22T15:00:00.000Z	30 \| good	4.546 \| good	19.843 \| good	32.01 \| good	2.278 \| good	1.431 \| good	0.121 \| good
2025-10-22T16:00:00.000Z	27 \| good	3.463 \| good	15.234 \| good	29.143 \| good	2.151 \| good	1.386 \| good	0.12 \| good
2025-10-22T17:00:00.000Z	32 \| good	2.926 \| good	12 \| good	35.178 \| good	2.024 \| good	1.342 \| good	0.12 \| good
2025-10-22T18:00:00.000Z	35 \| good	3.485 \| good	15.633 \| good	37.942 \| good	1.897 \| good	1.297 \| good	0.119 \| good
2025-10-22T19:00:00.000Z	37 \| good	3.321 \| good	14.679 \| good	39.791 \| good	1.891 \| good	1.346 \| good	0.119 \| good
2025-10-22T20:00:00.000Z	38 \| good	2.812 \| good	11.6 \| good	41.052 \| good	1.885 \| good	1.396 \| good	0.12 \| good
2025-10-22T21:00:00.000Z	37 \| good	3.879 \| good	16.838 \| good	40.364 \| good	1.879 \| good	1.445 \| good	0.12 \| good
2025-10-22T22:00:00.000Z	34 \| good	3.649 \| good	16 \| good	36.967 \| good	1.977 \| good	1.836 \| good	0.123 \| good
2025-10-22T23:00:00.000Z	31 \| good	4.676 \| good	20.035 \| good	32.564 \| good	2.075 \| good	2.227 \| good	0.126 \| good
2025-10-23T00:00:00.000Z	30 \| good	4.621 \| good	20.199 \| good	32.115 \| good	2.173 \| good	2.618 \| good	0.129 \| good
2025-10-23T01:00:00.000Z	33 \| good	5.62 \| good	24.274 \| good	26.17 \| good	2.319 \| good	2.602 \| good	0.13 \| good
2025-10-23T02:00:00.000Z	33 \| good	6.342 \| good	28.213 \| good	24.507 \| good	2.465 \| good	2.585 \| good	0.131 \| good
2025-10-23T03:00:00.000Z	27 \| good	5.308 \| good	23.168 \| good	25.625 \| good	2.611 \| good	2.568 \| good	0.132 \| good
2025-10-23T04:00:00.000Z	27 \| good	4.842 \| good	21.077 \| good	24.347 \| good	2.496 \| good	2.562 \| good	0.133 \| good
2025-10-23T05:00:00.000Z	33 \| good	6.206 \| good	27.567 \| good	21.878 \| good	2.381 \| good	2.555 \| good	0.134 \| good
2025-10-23T06:00:00.000Z	24 \| good	3.941 \| good	3.945 \| good	26.02 \| good	2.263 \| good	2.546 \| good	0.135 \| good
2025-10-23T07:00:00.000Z	27 \| good	4.816 \| good	20.975 \| good	16.752 \| good	2.182 \| good	2.485 \| good	0.135 \| good
2025-10-23T08:00:00.000Z	33 \| good	5.968 \| good	26.88 \| good	15.864 \| good	2.099 \| good	2.421 \| good	0.134 \| good
2025-10-23T09:00:00.000Z	22 \| good	3.587 \| good	15.779 \| good	13.945 \| good	2.016 \| good	2.357 \| good	0.134 \| good
2025-10-23T10:00:00.000Z	22 \| good	4.404 \| good	19.067 \| good	11.147 \| good	2.039 \| good	2.67 \| good	0.137 \| good
2025-10-23T11:00:00.000Z	33 \| good	5.571 \| good	23.917 \| good	10 \| good	2.061 \| good	2.984 \| good	0.14 \| good

Martinsburg

Get reliable air quality data to drive your business

Martinsburg, West Virginia air quality map: Track AQI near you

0.18ppm

How accurate is West Virginia, USA air quality data?

Air quality data and pollutant measurements for West Virginia, USA adhere to strict US EPA standards. The data is collected from multiple reliable sources, including satellites and ground-based monitoring stations. This data is further analyzed and enhanced using machine learning and advanced algorithms that factor in elements such as traffic and population density, ensuring accurate and reliable results.

Source: Ambee Data Sources

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Frequently asked questions

How often is the air quality data for Martinsburg, West Virginia updated?

The air quality for Martinsburg, West Virginia is updated every hour.

When was the worst air quality at Martinsburg, West Virginia in the last 24 hrs?

The worst air quality in Martinsburg, West Virginia in the last 24 hours was observed at 08:00:00 on 2025-10-21.

When was the best air quality at Martinsburg, West Virginia in the last 24 hrs?

In the last 24 hrs, the best air quality in Martinsburg, West Virginia was observed at 01:00:00 on 2025-10-21.

What is the current air quality in Martinsburg, West Virginia?

The current air quality in Martinsburg, West Virginia is 44, categorized as Good based on real-time data.

What pollutant is the most common in Martinsburg, West Virginia?

The most common pollutant in Martinsburg, West Virginia is PM2.5.

What should I do if the air quality in Martinsburg, West Virginia is poor?

If the air quality in Martinsburg, West Virginia is poor, consider staying indoors and wearing a mask to protect yourself.

What is the current concentration of PM_2.5 in Martinsburg, West Virginia?

The current PM_2.5 concentration at Martinsburg, West Virginia is 7.924 μg/m³.

What is the current concentration of PM₁₀ in Martinsburg, West Virginia?

The current PM₁₀ concentration at Martinsburg, West Virginia is 17.218 μg/m³.

What is the current concentration of carbon monoxide (CO) in Martinsburg, West Virginia?

The current carbon monoxide (CO) concentration at Martinsburg, West Virginia is 0.318 ppm.

What is the current concentration of sulfur dioxide (SO₂) in Martinsburg, West Virginia?

The current sulfur dioxide (SO₂) concentration at Martinsburg, West Virginia is 0.37 ppb.

What is the current concentration of ozone (O₃) in Martinsburg, West Virginia?

The current ozone (O₃) concentration at Martinsburg, West Virginia is 4.014 ppm.

What is the current concentration of nitrogen dioxide (NO₂) in Martinsburg, West Virginia?

The current nitrogen dioxide (NO₂) concentration at Martinsburg, West Virginia is 7.97 ppb.

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Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2025-10-19T12:00:00.000Z	44 \| good	7.934 \| good	20.667 \| good	4.036 \| good	0.181 \| good	4.242 \| good	0.299 \| good
2025-10-19T13:00:00.000Z	52 \| moderate	9.552 \| good	39.695 \| good	5.047 \| good	0.206 \| good	4.22 \| good	0.319 \| good
2025-10-19T14:00:00.000Z	49 \| good	8.688 \| good	38.818 \| good	12.029 \| good	0.226 \| good	3.309 \| good	0.298 \| good
2025-10-19T15:00:00.000Z	49 \| good	9.053 \| good	42.037 \| good	19 \| good	0.292 \| good	2.869 \| good	0.22 \| good
2025-10-19T16:00:00.000Z	49 \| good	9.381 \| good	20.848 \| good	26.002 \| good	0.347 \| good	2.414 \| good	0.22 \| good
2025-10-19T17:00:00.000Z	52 \| moderate	9.907 \| good	24.558 \| good	30.001 \| good	0.347 \| good	1.957 \| good	0.22 \| good
2025-10-19T18:00:00.000Z	49 \| good	9.283 \| good	27.193 \| good	38.981 \| good	0.327 \| good	1.232 \| good	0.18 \| good
2025-10-19T19:00:00.000Z	49 \| good	8.599 \| good	32.142 \| good	42.988 \| good	0.343 \| good	1.637 \| good	0.22 \| good
2025-10-19T20:00:00.000Z	49 \| good	8.703 \| good	33.297 \| good	42.999 \| good	0.298 \| good	1.47 \| good	0.2 \| good
2025-10-19T21:00:00.000Z	44 \| good	8.498 \| good	37.878 \| good	42.001 \| good	0.284 \| good	1.427 \| good	0.18 \| good
2025-10-19T22:00:00.000Z	44 \| good	7.993 \| good	32.003 \| good	41.011 \| good	0.284 \| good	1.744 \| good	0.18 \| good
2025-10-19T23:00:00.000Z	34 \| good	6.151 \| good	28.566 \| good	37.03 \| good	0.28 \| good	1.907 \| good	0.18 \| good
2025-10-20T00:00:00.000Z	33 \| good	5.725 \| good	22.849 \| good	36.018 \| good	0.242 \| good	2.121 \| good	0.18 \| good
2025-10-20T01:00:00.000Z	33 \| good	5.517 \| good	12.967 \| good	36.005 \| good	0.219 \| good	2.84 \| good	0.199 \| good
2025-10-20T02:00:00.000Z	31 \| good	3.82 \| good	16.97 \| good	33.002 \| good	0.265 \| good	1.627 \| good	0.199 \| good
2025-10-20T03:00:00.000Z	31 \| good	3.083 \| good	12.388 \| good	33.994 \| good	0.236 \| good	1.46 \| good	0.141 \| good
2025-10-20T04:00:00.000Z	33 \| good	3.381 \| good	10.011 \| good	35.985 \| good	0.222 \| good	1.894 \| good	0.141 \| good
2025-10-20T05:00:00.000Z	29 \| good	3.042 \| good	13.617 \| good	31.004 \| good	0.23 \| good	1.924 \| good	0.141 \| good
2025-10-20T06:00:00.000Z	26 \| good	1.55 \| good	5.935 \| good	27.993 \| good	0.202 \| good	1.501 \| good	0.141 \| good
2025-10-20T07:00:00.000Z	26 \| good	2.307 \| good	10.546 \| good	27.985 \| good	0.219 \| good	1.48 \| good	0.141 \| good
2025-10-20T08:00:00.000Z	24 \| good	2.402 \| good	11.698 \| good	25.986 \| good	0.218 \| good	1.577 \| good	0.141 \| good
2025-10-20T09:00:00.000Z	25 \| good	2.524 \| good	9.276 \| good	26.984 \| good	0.209 \| good	1.807 \| good	0.161 \| good
2025-10-20T10:00:00.000Z	23 \| good	2.084 \| good	6.764 \| good	24.987 \| good	0.244 \| good	1.452 \| good	0.141 \| good
2025-10-20T11:00:00.000Z	21 \| good	1.289 \| good	6.888 \| good	23.006 \| good	0.217 \| good	2.736 \| good	0.141 \| good
2025-10-20T12:00:00.000Z	22 \| good	0.915 \| good	4.483 \| good	24.003 \| good	0.199 \| good	1.53 \| good	0.121 \| good
2025-10-20T13:00:00.000Z	22 \| good	1.564 \| good	6.847 \| good	24.003 \| good	0.175 \| good	1.671 \| good	0.16 \| good
2025-10-20T14:00:00.000Z	26 \| good	1.633 \| good	9.094 \| good	27.989 \| good	0.18 \| good	2.747 \| good	0.18 \| good
2025-10-20T15:00:00.000Z	29 \| good	3.212 \| good	13.278 \| good	30.981 \| good	0.292 \| good	1.921 \| good	0.14 \| good
2025-10-20T16:00:00.000Z	26 \| good	2.294 \| good	15.371 \| good	28.008 \| good	0.24 \| good	1.29 \| good	0.121 \| good
2025-10-20T17:00:00.000Z	27 \| good	2.135 \| good	6.838 \| good	29.005 \| good	0.242 \| good	1.127 \| good	0.121 \| good
2025-10-20T18:00:00.000Z	28 \| good	2.412 \| good	6.756 \| good	30.002 \| good	0.221 \| good	0.944 \| good	0.14 \| good
2025-10-20T19:00:00.000Z	29 \| good	2.318 \| good	8.628 \| good	31.009 \| good	0.205 \| good	0.909 \| good	0.14 \| good
2025-10-20T20:00:00.000Z	29 \| good	2.286 \| good	10.235 \| good	31.008 \| good	0.204 \| good	0.96 \| good	0.14 \| good
2025-10-20T21:00:00.000Z	29 \| good	2.307 \| good	8.424 \| good	30.998 \| good	0.188 \| good	0.98 \| good	0.14 \| good
2025-10-20T22:00:00.000Z	30 \| good	1.764 \| good	10.014 \| good	31.989 \| good	0.209 \| good	2.234 \| good	0.14 \| good
2025-10-20T23:00:00.000Z	30 \| good	2.783 \| good	13.721 \| good	31.996 \| good	0.204 \| good	1.786 \| good	0.14 \| good
2025-10-21T00:00:00.000Z	25 \| good	2.285 \| good	10.88 \| good	27.016 \| good	0.204 \| good	2.772 \| good	0.14 \| good
2025-10-21T01:00:00.000Z	20 \| good	3.155 \| good	19.703 \| good	22.007 \| good	0.224 \| good	8.373 \| good	0.179 \| good
2025-10-21T02:00:00.000Z	33 \| good	6.361 \| good	16.509 \| good	18.008 \| good	0.2 \| good	10.782 \| good	0.239 \| good
2025-10-21T03:00:00.000Z	33 \| good	6.376 \| good	28.408 \| good	13.858 \| good	1.755 \| good	8.726 \| good	0.191 \| good
2025-10-21T04:00:00.000Z	56 \| moderate	12.112 \| fine	16.876 \| good	13.002 \| good	0.224 \| good	11.173 \| good	0.317 \| good
2025-10-21T05:00:00.000Z	66 \| moderate	16.922 \| fine	20.814 \| good	10 \| good	0.279 \| good	12.831 \| good	0.318 \| good
2025-10-21T06:00:00.000Z	66 \| moderate	17.457 \| fine	21.67 \| good	7.998 \| good	0.299 \| good	11.806 \| good	0.319 \| good
2025-10-21T07:00:00.000Z	52 \| moderate	10.297 \| good	18.426 \| good	8.02 \| good	0.28 \| good	11.276 \| good	0.299 \| good
2025-10-21T08:00:00.000Z	67 \| moderate	17.703 \| fine	24.65 \| good	5.999 \| good	0.256 \| good	8.694 \| good	0.298 \| good
2025-10-21T09:00:00.000Z	22 \| good	4.31 \| good	15.571 \| good	5.02 \| good	0.256 \| good	8.07 \| good	0.298 \| good
2025-10-21T10:00:00.000Z	58 \| moderate	12.947 \| fine	28.247 \| good	4.014 \| good	0.345 \| good	8.006 \| good	0.298 \| good
2025-10-21T11:00:00.000Z	44 \| good	7.924 \| good	17.218 \| good	4.014 \| good	0.37 \| good	7.97 \| good	0.318 \| good
2025-10-21T11:00:00.000Z	44 \| good	7.924 \| good	17.218 \| good	4.014 \| good	0.37 \| good	7.97 \| good	0.318 \| good
2025-10-21T12:00:00.000Z	27 \| good	4.931 \| good	21.182 \| good	2.632 \| good	1.727 \| good	6.202 \| good	0.182 \| good
2025-10-21T13:00:00.000Z	27 \| good	5.243 \| good	22.805 \| good	10.36 \| good	1.637 \| good	4.87 \| good	0.175 \| good
2025-10-21T14:00:00.000Z	27 \| good	4.904 \| good	21.117 \| good	25.748 \| good	1.547 \| good	3.539 \| good	0.167 \| good
2025-10-21T15:00:00.000Z	31 \| good	5.328 \| good	22.838 \| good	34.455 \| good	1.458 \| good	2.207 \| good	0.16 \| good
2025-10-21T16:00:00.000Z	36 \| good	5.089 \| good	22.075 \| good	38.745 \| good	1.407 \| good	1.745 \| good	0.153 \| good
2025-10-21T17:00:00.000Z	44 \| good	4.589 \| good	20.101 \| good	47.484 \| good	1.356 \| good	1.282 \| good	0.146 \| good
2025-10-21T18:00:00.000Z	45 \| good	4.561 \| good	19.857 \| good	48.771 \| good	1.305 \| good	0.82 \| good	0.139 \| good
2025-10-21T19:00:00.000Z	43 \| good	4.157 \| good	18.067 \| good	46.191 \| good	1.322 \| good	0.964 \| good	0.139 \| good
2025-10-21T20:00:00.000Z	38 \| good	4.181 \| good	18.189 \| good	40.855 \| good	1.34 \| good	1.109 \| good	0.14 \| good
2025-10-21T21:00:00.000Z	38 \| good	4.093 \| good	17.885 \| good	40.835 \| good	1.357 \| good	1.253 \| good	0.141 \| good
2025-10-21T22:00:00.000Z	37 \| good	3.821 \| good	16.874 \| good	40.156 \| good	1.352 \| good	3.304 \| good	0.161 \| good
2025-10-21T23:00:00.000Z	30 \| good	5.22 \| good	22.756 \| good	31.794 \| good	1.347 \| good	5.355 \| good	0.18 \| good
2025-10-22T00:00:00.000Z	27 \| good	5.337 \| good	22.711 \| good	25.047 \| good	1.341 \| good	7.406 \| good	0.2 \| good
2025-10-22T01:00:00.000Z	33 \| good	5.929 \| good	26.077 \| good	19.75 \| good	1.388 \| good	6.984 \| good	0.198 \| good
2025-10-22T02:00:00.000Z	33 \| good	6.112 \| good	26.765 \| good	19.427 \| good	1.435 \| good	6.562 \| good	0.196 \| good
2025-10-22T03:00:00.000Z	27 \| good	5.447 \| good	23.197 \| good	21.893 \| good	1.482 \| good	6.14 \| good	0.194 \| good
2025-10-22T04:00:00.000Z	27 \| good	4.535 \| good	19.99 \| good	22.76 \| good	1.809 \| good	4.972 \| good	0.176 \| good
2025-10-22T05:00:00.000Z	33 \| good	5.698 \| good	24.551 \| good	20.235 \| good	2.136 \| good	3.805 \| good	0.159 \| good
2025-10-22T06:00:00.000Z	27 \| good	4.559 \| good	20.011 \| good	22.356 \| good	2.463 \| good	2.637 \| good	0.141 \| good
2025-10-22T07:00:00.000Z	21 \| good	3.373 \| good	14.924 \| good	23.356 \| good	2.656 \| good	2.447 \| good	0.135 \| good
2025-10-22T08:00:00.000Z	23 \| good	4.468 \| good	19.39 \| good	25.392 \| good	2.849 \| good	2.256 \| good	0.128 \| good
2025-10-22T09:00:00.000Z	30 \| good	1.418 \| good	5.853 \| good	32.18 \| good	3.042 \| good	2.066 \| good	0.122 \| good
2025-10-22T10:00:00.000Z	30 \| good	2.424 \| good	10.013 \| good	32.09 \| good	2.982 \| good	2.515 \| good	0.125 \| good
2025-10-22T11:00:00.000Z	25 \| good	3.265 \| good	14.542 \| good	26.572 \| good	2.921 \| good	2.964 \| good	0.129 \| good
2025-10-22T12:00:00.000Z	29 \| good	3.417 \| good	14.831 \| good	31.214 \| good	2.861 \| good	3.413 \| good	0.132 \| good
2025-10-22T13:00:00.000Z	31 \| good	3.267 \| good	13.793 \| good	32.9 \| good	2.667 \| good	2.752 \| good	0.129 \| good
2025-10-22T14:00:00.000Z	31 \| good	3.594 \| good	15.789 \| good	34.266 \| good	2.473 \| good	2.092 \| good	0.125 \| good
2025-10-22T15:00:00.000Z	30 \| good	4.546 \| good	19.843 \| good	32.01 \| good	2.278 \| good	1.431 \| good	0.121 \| good
2025-10-22T16:00:00.000Z	27 \| good	3.463 \| good	15.234 \| good	29.143 \| good	2.151 \| good	1.386 \| good	0.12 \| good
2025-10-22T17:00:00.000Z	32 \| good	2.926 \| good	12 \| good	35.178 \| good	2.024 \| good	1.342 \| good	0.12 \| good
2025-10-22T18:00:00.000Z	35 \| good	3.485 \| good	15.633 \| good	37.942 \| good	1.897 \| good	1.297 \| good	0.119 \| good
2025-10-22T19:00:00.000Z	37 \| good	3.321 \| good	14.679 \| good	39.791 \| good	1.891 \| good	1.346 \| good	0.119 \| good
2025-10-22T20:00:00.000Z	38 \| good	2.812 \| good	11.6 \| good	41.052 \| good	1.885 \| good	1.396 \| good	0.12 \| good
2025-10-22T21:00:00.000Z	37 \| good	3.879 \| good	16.838 \| good	40.364 \| good	1.879 \| good	1.445 \| good	0.12 \| good
2025-10-22T22:00:00.000Z	34 \| good	3.649 \| good	16 \| good	36.967 \| good	1.977 \| good	1.836 \| good	0.123 \| good
2025-10-22T23:00:00.000Z	31 \| good	4.676 \| good	20.035 \| good	32.564 \| good	2.075 \| good	2.227 \| good	0.126 \| good
2025-10-23T00:00:00.000Z	30 \| good	4.621 \| good	20.199 \| good	32.115 \| good	2.173 \| good	2.618 \| good	0.129 \| good
2025-10-23T01:00:00.000Z	33 \| good	5.62 \| good	24.274 \| good	26.17 \| good	2.319 \| good	2.602 \| good	0.13 \| good
2025-10-23T02:00:00.000Z	33 \| good	6.342 \| good	28.213 \| good	24.507 \| good	2.465 \| good	2.585 \| good	0.131 \| good
2025-10-23T03:00:00.000Z	27 \| good	5.308 \| good	23.168 \| good	25.625 \| good	2.611 \| good	2.568 \| good	0.132 \| good
2025-10-23T04:00:00.000Z	27 \| good	4.842 \| good	21.077 \| good	24.347 \| good	2.496 \| good	2.562 \| good	0.133 \| good
2025-10-23T05:00:00.000Z	33 \| good	6.206 \| good	27.567 \| good	21.878 \| good	2.381 \| good	2.555 \| good	0.134 \| good
2025-10-23T06:00:00.000Z	24 \| good	3.941 \| good	3.945 \| good	26.02 \| good	2.263 \| good	2.546 \| good	0.135 \| good
2025-10-23T07:00:00.000Z	27 \| good	4.816 \| good	20.975 \| good	16.752 \| good	2.182 \| good	2.485 \| good	0.135 \| good
2025-10-23T08:00:00.000Z	33 \| good	5.968 \| good	26.88 \| good	15.864 \| good	2.099 \| good	2.421 \| good	0.134 \| good
2025-10-23T09:00:00.000Z	22 \| good	3.587 \| good	15.779 \| good	13.945 \| good	2.016 \| good	2.357 \| good	0.134 \| good
2025-10-23T10:00:00.000Z	22 \| good	4.404 \| good	19.067 \| good	11.147 \| good	2.039 \| good	2.67 \| good	0.137 \| good
2025-10-23T11:00:00.000Z	33 \| good	5.571 \| good	23.917 \| good	10 \| good	2.061 \| good	2.984 \| good	0.14 \| good

Martinsburg, West Virginia live air quality index now

Major air pollutants in Martinsburg, West Virginia

Particulate Matter2.5 (PM2.5)

Particulate Matter10 (PM10)

Ozone (O3)

Sulfur Dioxide (SO2)

Nitrogen Dioxide (NO2)

Carbon Monoxide (CO)

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Air quality in nearby cities

Halfway, Maryland

Hagerstown, Maryland

Winchester, Virginia

Ballenger Creek, Maryland

Waynesboro, Pennsylvania

Frederick, Maryland

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Frequently asked questions

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What is the current concentration of PM2.5 in Martinsburg, West Virginia?

What is the current concentration of PM10 in Martinsburg, West Virginia?

What is the current concentration of carbon monoxide (CO) in Martinsburg, West Virginia?

What is the current concentration of sulfur dioxide (SO2) in Martinsburg, West Virginia?

What is the current concentration of ozone (O3) in Martinsburg, West Virginia?

What is the current concentration of nitrogen dioxide (NO2) in Martinsburg, West Virginia?

Particulate Matter_2.5 (PM_2.5)

Particulate Matter₁₀ (PM₁₀)

Ozone (O₃)

Sulfur Dioxide (SO₂)

Nitrogen Dioxide (NO₂)

What is the current concentration of PM_2.5 in Martinsburg, West Virginia?

What is the current concentration of PM₁₀ in Martinsburg, West Virginia?

What is the current concentration of sulfur dioxide (SO₂) in Martinsburg, West Virginia?

What is the current concentration of ozone (O₃) in Martinsburg, West Virginia?

What is the current concentration of nitrogen dioxide (NO₂) in Martinsburg, West Virginia?