What is the PM10 level in Lewiston, Maine at the moment?

The PM10 concentration in Lewiston, Maine is 9.008 μg/m3 at the moment.

What is the sulfur dioxide (SO2) level in Lewiston, Maine at the moment?

Currently, Lewiston, Maine has a sulfur dioxide (SO2) concentration of 0.862 ppb.

What is the ozone (O3) level in Lewiston, Maine at the moment?

The current ozone (O3) level in Lewiston, Maine at the moment is 20.283 ppm.

What is the nitrogen dioxide (NO2) level in Lewiston, Maine at the moment?

Nitrogen dioxide (NO2) level in Lewiston, Maine at the moment is 2.524 ppb.

Live air quality index in Lewiston, Maine today

Q: What is the PM2.5 level in Lewiston, Maine at the moment?

PM2.5 levels in Lewiston, Maine are currently 4.999 μg/m3.

Stay updated with real-time air quality in Lewiston, Maine 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

Lewiston, Maine

Last updated: ... (Local time)

Major air pollutants in Lewiston, Maine

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

5.00 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

9.01 μg/m³

155

255

425

605+

Ozone (O₃)

20.28 ppb

201

201+

Sulfur Dioxide (SO₂)

0.86 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

2.52 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.12 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

Looks like we don't have this data available right now

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Lewiston, Maine

Scroll To Air Quality Map

Track live Lewiston, Maine air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-11-11T01:00:00.000Z	24 \| good	1.722 \| good	6.034 \| good	25.67 \| good	0.543 \| good	5.945 \| good	0.256 \| good
2026-11-11T02:00:00.000Z	22 \| good	2.817 \| good	7.058 \| good	23.974 \| good	0.531 \| good	6.898 \| good	0.235 \| good
2026-11-11T03:00:00.000Z	22 \| good	3.917 \| good	8.052 \| good	23.93 \| good	0.559 \| good	9.595 \| good	0.256 \| good
2026-11-11T04:00:00.000Z	22 \| good	3.913 \| good	9.019 \| good	23.502 \| good	0.535 \| good	7.106 \| good	0.235 \| good
2026-11-11T05:00:00.000Z	27 \| good	4.701 \| good	10.044 \| good	21.917 \| good	0.563 \| good	10.22 \| good	0.235 \| good
2026-11-11T06:00:00.000Z	25 \| good	4.307 \| good	10.025 \| good	26.515 \| good	0.5 \| good	7.491 \| good	0.219 \| good
2026-11-11T07:00:00.000Z	22 \| good	4.302 \| good	10.002 \| good	23.342 \| good	0.503 \| good	7.5 \| good	0.219 \| good
2026-11-11T08:00:00.000Z	20 \| good	3.009 \| good	9.982 \| good	21.57 \| good	0.519 \| good	6.185 \| good	0.219 \| good
2026-11-11T09:00:00.000Z	17 \| good	2.506 \| good	6.007 \| good	18.253 \| good	0.532 \| good	7.651 \| good	0.219 \| good
2026-11-11T10:00:00.000Z	17 \| good	0.717 \| good	4.016 \| good	18.47 \| good	0.597 \| good	6.331 \| good	0.219 \| good
2026-11-11T11:00:00.000Z	19 \| good	0.318 \| good	3.01 \| good	20.229 \| good	0.94 \| good	4.575 \| good	0.239 \| good
2026-11-11T12:00:00.000Z	19 \| good	2.097 \| good	3.005 \| good	19.588 \| good	0.607 \| good	7.4 \| good	0.256 \| good
2026-11-11T13:00:00.000Z	16 \| good	2.097 \| good	2.997 \| good	17.112 \| good	0.604 \| good	7.022 \| good	0.256 \| good
2026-11-11T14:00:00.000Z	18 \| good	1.199 \| good	3.99 \| good	18.861 \| good	0.531 \| good	3.671 \| good	0.215 \| good
2026-11-11T15:00:00.000Z	19 \| good	1.596 \| good	3.022 \| good	19.715 \| good	0.633 \| good	2.022 \| good	0.178 \| good
2026-11-11T16:00:00.000Z	19 \| good	2.29 \| good	2.998 \| good	21.097 \| good	0.577 \| good	1.564 \| good	0.178 \| good
2026-11-11T17:00:00.000Z	22 \| good	2.092 \| good	3.991 \| good	23.918 \| good	0.908 \| good	1.955 \| good	0.179 \| good
2026-11-11T18:00:00.000Z	26 \| good	2.489 \| good	3.995 \| good	27.828 \| good	0.534 \| good	2.266 \| good	0.159 \| good
2026-11-11T19:00:00.000Z	27 \| good	2.193 \| good	4.986 \| good	28.783 \| good	0.517 \| good	2.223 \| good	0.179 \| good
2026-11-11T20:00:00.000Z	27 \| good	3.086 \| good	4.98 \| good	28.633 \| good	0.512 \| good	2.139 \| good	0.198 \| good
2026-11-11T21:00:00.000Z	28 \| good	3.483 \| good	4.989 \| good	29.711 \| good	0.539 \| good	3.578 \| good	0.218 \| good
2026-11-11T22:00:00.000Z	26 \| good	2.2 \| good	5.995 \| good	28.142 \| good	0.87 \| good	4.726 \| good	0.257 \| good
2026-11-11T23:00:00.000Z	25 \| good	2.601 \| good	5.027 \| good	26.852 \| good	0.93 \| good	5.28 \| good	0.315 \| good
2026-11-12T00:00:00.000Z	21 \| good	2.808 \| good	6.033 \| good	22.535 \| good	0.564 \| good	7.1 \| good	0.435 \| good
2026-11-12T01:00:00.000Z	20 \| good	2.421 \| good	7.045 \| good	22.456 \| good	0.898 \| good	6.483 \| good	0.357 \| good
2026-11-12T02:00:00.000Z	16 \| good	1.734 \| good	7.028 \| good	17.415 \| good	0.894 \| good	9.458 \| good	0.299 \| good
2026-11-12T03:00:00.000Z	17 \| good	2.329 \| good	10.006 \| good	17.782 \| good	0.686 \| good	12.889 \| good	0.299 \| good
2026-11-12T04:00:00.000Z	17 \| good	2.334 \| good	11.007 \| good	17.981 \| good	0.757 \| good	10.81 \| good	0.24 \| good
2026-11-12T05:00:00.000Z	12 \| good	2.335 \| good	12.012 \| good	13.005 \| good	0.985 \| good	7.814 \| good	0.24 \| good
2026-11-12T06:00:00.000Z	13 \| good	2.139 \| good	12.02 \| good	13.567 \| good	0.988 \| good	6.429 \| good	0.223 \| good
2026-11-12T07:00:00.000Z	11 \| good	2.139 \| good	11.997 \| good	12.383 \| good	0.988 \| good	7.368 \| good	0.223 \| good
2026-11-12T08:00:00.000Z	22 \| good	3.725 \| good	10.042 \| good	7.922 \| good	0.85 \| good	7.751 \| good	0.223 \| good
2026-11-12T09:00:00.000Z	16 \| good	2.833 \| good	10.012 \| good	12.168 \| good	0.932 \| good	8.794 \| good	0.221 \| good
2026-11-12T10:00:00.000Z	9 \| good	1.448 \| good	10.035 \| good	9.652 \| good	0.893 \| good	7.327 \| good	0.201 \| good
2026-11-12T11:00:00.000Z	16 \| good	3.224 \| good	10.025 \| good	11.248 \| good	0.561 \| good	6.255 \| good	0.201 \| good
2026-11-12T12:00:00.000Z	27 \| good	4.61 \| good	10.99 \| good	11.662 \| good	0.521 \| good	5.399 \| good	0.319 \| good
2026-11-12T13:00:00.000Z	27 \| good	4.61 \| good	10.997 \| good	11.571 \| good	0.521 \| good	6.139 \| good	0.319 \| good
2026-11-12T14:00:00.000Z	54 \| moderate	10.546 \| good	29.836 \| good	18.029 \| good	0.636 \| good	5.061 \| good	0.257 \| good
2026-11-12T15:00:00.000Z	49 \| good	9.263 \| good	21.915 \| good	17.428 \| good	0.76 \| good	4.468 \| good	0.199 \| good
2026-11-12T16:00:00.000Z	49 \| good	9.068 \| good	15.974 \| good	21.922 \| good	0.619 \| good	4.24 \| good	0.198 \| good
2026-11-12T17:00:00.000Z	44 \| good	8.468 \| good	12.982 \| good	24.228 \| good	0.558 \| good	3.848 \| good	0.179 \| good
2026-11-12T18:00:00.000Z	38 \| good	7.178 \| good	12.003 \| good	22.686 \| good	0.546 \| good	3.678 \| good	0.154 \| good
2026-11-12T19:00:00.000Z	33 \| good	6.086 \| good	10.003 \| good	24.404 \| good	0.56 \| good	3.589 \| good	0.154 \| good
2026-11-12T20:00:00.000Z	27 \| good	5.49 \| good	10.007 \| good	23.311 \| good	0.561 \| good	4.264 \| good	0.154 \| good
2026-11-12T21:00:00.000Z	33 \| good	6.18 \| good	9.995 \| good	19.762 \| good	0.534 \| good	3.626 \| good	0.12 \| good
2026-11-12T22:00:00.000Z	33 \| good	6.082 \| good	10.01 \| good	23.11 \| good	0.526 \| good	3.238 \| good	0.12 \| good
2026-11-12T23:00:00.000Z	27 \| good	4.997 \| good	9.016 \| good	20.294 \| good	0.861 \| good	2.526 \| good	0.12 \| good
2026-11-13T00:00:00.000Z	27 \| good	4.995 \| good	9.025 \| good	20.184 \| good	0.532 \| good	2.449 \| good	0.139 \| good
2026-11-13T00:00:00.000Z	27 \| good	4.999 \| good	9.008 \| good	20.283 \| good	0.862 \| good	2.524 \| good	0.12 \| good
2026-11-13T01:00:00.000Z	22 \| good	4.3 \| good	18.934 \| good	24.215 \| good	0.568 \| good	5.107 \| good	0.208 \| good
2026-11-13T02:00:00.000Z	27 \| good	4.518 \| good	19.911 \| good	26.054 \| good	0.541 \| good	4.463 \| good	0.2 \| good
2026-11-13T03:00:00.000Z	26 \| good	4.122 \| good	18.003 \| good	27.607 \| good	0.469 \| good	3.445 \| good	0.187 \| good
2026-11-13T04:00:00.000Z	29 \| good	3.668 \| good	16.084 \| good	30.961 \| good	0.364 \| good	2.404 \| good	0.172 \| good
2026-11-13T05:00:00.000Z	28 \| good	3.494 \| good	15.785 \| good	30.34 \| good	0.271 \| good	1.726 \| good	0.16 \| good
2026-11-13T06:00:00.000Z	25 \| good	3.052 \| good	12.132 \| good	27.196 \| good	0.216 \| good	1.383 \| good	0.152 \| good
2026-11-13T07:00:00.000Z	24 \| good	1.223 \| good	4.969 \| good	25.854 \| good	0.197 \| good	1.219 \| good	0.146 \| good
2026-11-13T08:00:00.000Z	26 \| good	1.653 \| good	6.938 \| good	27.786 \| good	0.2 \| good	1.169 \| good	0.143 \| good
2026-11-13T09:00:00.000Z	23 \| good	1.053 \| good	4.133 \| good	25.126 \| good	0.213 \| good	1.179 \| good	0.14 \| good
2026-11-13T10:00:00.000Z	26 \| good	0.558 \| good	2 \| good	28.384 \| good	0.23 \| good	1.276 \| good	0.14 \| good
2026-11-13T11:00:00.000Z	25 \| good	1.279 \| good	5.02 \| good	26.961 \| good	0.254 \| good	1.585 \| good	0.142 \| good
2026-11-13T12:00:00.000Z	24 \| good	0.379 \| good	1.112 \| good	26.318 \| good	0.277 \| good	2.022 \| good	0.147 \| good
2026-11-13T13:00:00.000Z	25 \| good	0.186 \| good	0.191 \| good	26.673 \| good	0.293 \| good	1.934 \| good	0.149 \| good
2026-11-13T14:00:00.000Z	25 \| good	0.291 \| good	1 \| good	26.986 \| good	0.283 \| good	1.449 \| good	0.144 \| good
2026-11-13T15:00:00.000Z	25 \| good	0.041 \| good	0 \| good	27.144 \| good	0.259 \| good	1.152 \| good	0.141 \| good
2026-11-13T16:00:00.000Z	27 \| good	0.373 \| good	1.152 \| good	29.013 \| good	0.242 \| good	0.99 \| good	0.14 \| good
2026-11-13T17:00:00.000Z	28 \| good	0.604 \| good	2.036 \| good	30.258 \| good	0.227 \| good	0.867 \| good	0.139 \| good
2026-11-13T18:00:00.000Z	27 \| good	0.702 \| good	2.853 \| good	29.091 \| good	0.207 \| good	0.79 \| good	0.139 \| good
2026-11-13T19:00:00.000Z	26 \| good	1.673 \| good	7.001 \| good	27.993 \| good	0.19 \| good	0.776 \| good	0.138 \| good
2026-11-13T20:00:00.000Z	24 \| good	2.012 \| good	8.077 \| good	25.859 \| good	0.18 \| good	0.842 \| good	0.139 \| good
2026-11-13T21:00:00.000Z	22 \| good	0.316 \| good	1.086 \| good	24.021 \| good	0.188 \| good	1.292 \| good	0.143 \| good
2026-11-13T22:00:00.000Z	20 \| good	1.26 \| good	5 \| good	22.204 \| good	0.209 \| good	1.804 \| good	0.148 \| good
2026-11-13T23:00:00.000Z	22 \| good	0.757 \| good	2.852 \| good	23.843 \| good	0.245 \| good	2.274 \| good	0.154 \| good
2026-11-14T00:00:00.000Z	20 \| good	0.381 \| good	1.125 \| good	22.085 \| good	0.286 \| good	2.476 \| good	0.156 \| good
2026-11-14T01:00:00.000Z	22 \| good	1.693 \| good	6.953 \| good	23.96 \| good	0.321 \| good	2.367 \| good	0.155 \| good
2026-11-14T02:00:00.000Z	20 \| good	1.313 \| good	5.058 \| good	21.662 \| good	0.353 \| good	2.296 \| good	0.156 \| good
2026-11-14T03:00:00.000Z	18 \| good	2.532 \| good	10.116 \| good	18.531 \| good	0.375 \| good	2.238 \| good	0.156 \| good
2026-11-14T04:00:00.000Z	16 \| good	2.944 \| good	11.973 \| good	16.851 \| good	0.381 \| good	2.094 \| good	0.156 \| good
2026-11-14T05:00:00.000Z	16 \| good	1.786 \| good	7.116 \| good	17.339 \| good	0.384 \| good	2.025 \| good	0.156 \| good
2026-11-14T06:00:00.000Z	18 \| good	1.705 \| good	6.972 \| good	18.677 \| good	0.384 \| good	2.012 \| good	0.156 \| good
2026-11-14T07:00:00.000Z	19 \| good	2.519 \| good	10.047 \| good	20.211 \| good	0.387 \| good	1.961 \| good	0.157 \| good
2026-11-14T08:00:00.000Z	18 \| good	2.425 \| good	9.936 \| good	18.908 \| good	0.39 \| good	1.937 \| good	0.157 \| good
2026-11-14T09:00:00.000Z	22 \| good	3.617 \| good	15.936 \| good	13.536 \| good	0.391 \| good	1.957 \| good	0.157 \| good
2026-11-14T10:00:00.000Z	13 \| good	2.204 \| good	8.952 \| good	14.282 \| good	0.396 \| good	2.044 \| good	0.158 \| good
2026-11-14T11:00:00.000Z	11 \| good	2.231 \| good	8.968 \| good	8.921 \| good	0.42 \| good	2.581 \| good	0.164 \| good
2026-11-14T12:00:00.000Z	9 \| good	1.484 \| good	6.011 \| good	10.084 \| good	0.446 \| good	3.245 \| good	0.172 \| good
2026-11-14T13:00:00.000Z	22 \| good	4.015 \| good	17.8 \| good	18.203 \| good	0.425 \| good	2.597 \| good	0.166 \| good
2026-11-14T14:00:00.000Z	27 \| good	5.446 \| good	23.18 \| good	25.003 \| good	0.402 \| good	1.44 \| good	0.153 \| good
2026-11-14T15:00:00.000Z	23 \| good	3.407 \| good	15.036 \| good	24.918 \| good	0.374 \| good	0.997 \| good	0.147 \| good
2026-11-14T16:00:00.000Z	22 \| good	3.681 \| good	16.02 \| good	24.285 \| good	0.36 \| good	0.888 \| good	0.145 \| good
2026-11-14T17:00:00.000Z	22 \| good	2.86 \| good	11.836 \| good	24.076 \| good	0.351 \| good	0.844 \| good	0.144 \| good
2026-11-14T18:00:00.000Z	23 \| good	2.971 \| good	12.046 \| good	24.927 \| good	0.347 \| good	0.862 \| good	0.142 \| good
2026-11-14T19:00:00.000Z	25 \| good	4.283 \| good	18.914 \| good	26.652 \| good	0.346 \| good	0.921 \| good	0.141 \| good
2026-11-14T20:00:00.000Z	27 \| good	5.027 \| good	21.864 \| good	25.942 \| good	0.345 \| good	1.04 \| good	0.141 \| good
2026-11-14T21:00:00.000Z	23 \| good	2.928 \| good	12 \| good	24.777 \| good	0.349 \| good	1.442 \| good	0.144 \| good
2026-11-14T22:00:00.000Z	22 \| good	3.988 \| good	17.124 \| good	21.909 \| good	0.365 \| good	2.131 \| good	0.151 \| good
2026-11-14T23:00:00.000Z	22 \| good	4.049 \| good	18.016 \| good	21.371 \| good	0.395 \| good	2.928 \| good	0.16 \| good
2026-11-15T00:00:00.000Z	19 \| good	2.046 \| good	8.09 \| good	20.434 \| good	0.432 \| good	3.659 \| good	0.169 \| good

Lewiston

Get reliable air quality data to drive your business

Lewiston, Maine air quality map: Stay updated on AQI near you

0.15ppm

How accurate is Maine, USA air quality data?

Air quality and pollutant data for Maine, 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 Lewiston, Maine?

The air quality information for Lewiston, Maine is updated every hour for accuracy.

What time in the last 24 hours was the air quality in Lewiston, Maine at its worst?

In the past 24 hours, the air quality in Lewiston, Maine was at its worst at 02:00:00 on 2026-11-12.

When did Lewiston, Maine experience the best air quality in the last 24 hours?

In the last 24 hours, the best air quality in Lewiston, Maine was observed at 10:00:00 on 2026-11-12.

What is the AQI in Lewiston, Maine right now?

As of now, the AQI in Lewiston, Maine is 27, indicating Good conditions.

What is the most common type of pollution in Lewiston, Maine?

Lewiston, Maine air has the highest levels of PM2.5.

What should I do in case of poor air quality in Lewiston, Maine?

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

What is the PM_2.5 level in Lewiston, Maine at the moment?

PM_2.5 levels in Lewiston, Maine are currently 4.999 μg/m³.

What is the PM₁₀ level in Lewiston, Maine at the moment?

The PM₁₀ concentration in Lewiston, Maine is 9.008 μg/m³ at the moment.

What is the carbon monoxide (CO) level in Lewiston, Maine at the moment?

The current carbon monoxide (CO) concentration in Lewiston, Maine is 0.12 ppm.

What is the sulfur dioxide (SO₂) level in Lewiston, Maine at the moment?

Currently, Lewiston, Maine has a sulfur dioxide (SO₂) concentration of 0.862 ppb.

What is the ozone (O₃) level in Lewiston, Maine at the moment?

The current ozone (O₃) level in Lewiston, Maine at the moment is 20.283 ppm.

What is the nitrogen dioxide (NO₂) level in Lewiston, Maine at the moment?

Nitrogen dioxide (NO₂) level in Lewiston, Maine at the moment is 2.524 ppb.

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