What is the current concentration of PM10 in Biddeford, Maine?

The current PM10 concentration at Biddeford, Maine is 17.457 μg/m3.

What is the current concentration of sulfur dioxide (SO2) in Biddeford, Maine?

The current sulfur dioxide (SO2) concentration at Biddeford, Maine is 0.649 ppb.

What is the current concentration of ozone (O3) in Biddeford, Maine?

The current ozone (O3) concentration at Biddeford, Maine is 30.401 ppm.

What is the current concentration of nitrogen dioxide (NO2) in Biddeford, Maine?

The current nitrogen dioxide (NO2) concentration at Biddeford, Maine is 4.277 ppb.

Biddeford, Maine live air quality index now

Q: What is the current concentration of PM2.5 in Biddeford, Maine?

The current PM2.5 concentration at Biddeford, Maine is 5.833 μg/m3.

Stay updated with real-time air quality in Biddeford, 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

Biddeford, Maine

Last updated: ... (Local time)

Major air pollutants in Biddeford, Maine

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

5.83 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

17.46 μg/m³

155

255

425

605+

Ozone (O₃)

30.40 ppb

201

201+

Sulfur Dioxide (SO₂)

0.65 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

4.28 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.22 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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Biddeford, Maine

Scroll To Air Quality Map

Track live Biddeford, Maine air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-02-10T02:00:00.000Z	32 \| good	3.484 \| good	27.639 \| good	35.311 \| good	0.486 \| good	3.321 \| good	0.216 \| good
2026-02-10T03:00:00.000Z	39 \| good	4.571 \| good	42.004 \| good	35.118 \| good	0.969 \| good	4.42 \| good	0.216 \| good
2026-02-10T04:00:00.000Z	31 \| good	4.23 \| good	20.758 \| good	33.709 \| good	0.485 \| good	4.088 \| good	0.197 \| good
2026-02-10T05:00:00.000Z	31 \| good	4.44 \| good	20.346 \| good	32.672 \| good	0.542 \| good	5.498 \| good	0.216 \| good
2026-02-10T06:00:00.000Z	29 \| good	4.251 \| good	14.968 \| good	30.987 \| good	0.732 \| good	7.523 \| good	0.197 \| good
2026-02-10T07:00:00.000Z	29 \| good	4.013 \| good	26.271 \| good	30.65 \| good	0.732 \| good	7.343 \| good	0.197 \| good
2026-02-10T08:00:00.000Z	27 \| good	4.731 \| good	26.336 \| good	26.249 \| good	0.577 \| good	15.99 \| good	0.197 \| good
2026-02-10T09:00:00.000Z	33 \| good	6.166 \| good	24.195 \| good	24.276 \| good	0.635 \| good	21.858 \| good	0.236 \| good
2026-02-10T10:00:00.000Z	33 \| good	5.93 \| good	33.021 \| good	23.652 \| good	0.695 \| good	27.421 \| good	0.255 \| good
2026-02-10T11:00:00.000Z	44 \| good	7.585 \| good	37.17 \| good	24.997 \| good	0.693 \| good	27.985 \| good	0.316 \| good
2026-02-10T12:00:00.000Z	52 \| moderate	9.916 \| good	41.958 \| good	21.991 \| good	0.909 \| good	34.795 \| good	0.374 \| good
2026-02-10T13:00:00.000Z	54 \| moderate	10.223 \| good	61.959 \| fine	21.95 \| good	0.909 \| good	34.977 \| good	0.374 \| good
2026-02-10T14:00:00.000Z	64 \| moderate	15.68 \| fine	55.359 \| fine	20.482 \| good	1.183 \| good	23.2 \| good	0.354 \| good
2026-02-10T15:00:00.000Z	62 \| moderate	10.678 \| good	76.625 \| fine	30.541 \| good	0.704 \| good	13.983 \| good	0.258 \| good
2026-02-10T16:00:00.000Z	44 \| good	8.354 \| good	41.7 \| good	26.825 \| good	0.752 \| good	11.039 \| good	0.327 \| good
2026-02-10T17:00:00.000Z	35 \| good	5.818 \| good	37.915 \| good	32.609 \| good	0.741 \| good	8.417 \| good	0.288 \| good
2026-02-10T18:00:00.000Z	38 \| good	7.249 \| good	34.133 \| good	34.783 \| good	0.765 \| good	7.741 \| good	0.257 \| good
2026-02-10T19:00:00.000Z	34 \| good	4.115 \| good	20.04 \| good	36.89 \| good	0.665 \| good	5.352 \| good	0.257 \| good
2026-02-10T20:00:00.000Z	38 \| good	5.55 \| good	24.654 \| good	40.793 \| good	0.52 \| good	6.12 \| good	0.338 \| good
2026-02-10T21:00:00.000Z	35 \| good	5.638 \| good	22.489 \| good	37.793 \| good	0.482 \| good	5.134 \| good	0.317 \| good
2026-02-10T22:00:00.000Z	44 \| good	7.851 \| good	44.6 \| good	38.527 \| good	0.55 \| good	7.775 \| good	0.38 \| good
2026-02-10T23:00:00.000Z	49 \| good	9.147 \| good	41.984 \| good	33.757 \| good	0.587 \| good	8.552 \| good	0.317 \| good
2026-02-11T00:00:00.000Z	44 \| good	8.408 \| good	38.513 \| good	31.396 \| good	0.763 \| good	8.941 \| good	0.254 \| good
2026-02-11T01:00:00.000Z	52 \| moderate	10.193 \| good	41.567 \| good	33.366 \| good	0.966 \| good	13.161 \| good	0.296 \| good
2026-02-11T02:00:00.000Z	44 \| good	8.369 \| good	37.606 \| good	35.507 \| good	0.609 \| good	11.625 \| good	0.26 \| good
2026-02-11T03:00:00.000Z	38 \| good	6.859 \| good	19.556 \| good	32.653 \| good	0.566 \| good	13.68 \| good	0.239 \| good
2026-02-11T04:00:00.000Z	45 \| good	7.357 \| good	48.98 \| good	32.73 \| good	0.542 \| good	9.629 \| good	0.26 \| good
2026-02-11T05:00:00.000Z	38 \| good	6.574 \| good	23.093 \| good	34.465 \| good	0.582 \| good	10.88 \| good	0.26 \| good
2026-02-11T06:00:00.000Z	44 \| good	7.935 \| good	36.821 \| good	33.855 \| good	0.548 \| good	8.667 \| good	0.26 \| good
2026-02-11T07:00:00.000Z	38 \| good	7.347 \| good	24.116 \| good	33.306 \| good	0.549 \| good	9.094 \| good	0.26 \| good
2026-02-11T08:00:00.000Z	44 \| good	8.343 \| good	14.692 \| good	29.764 \| good	0.572 \| good	11.603 \| good	0.26 \| good
2026-02-11T09:00:00.000Z	52 \| moderate	10.344 \| good	46.617 \| good	30.941 \| good	0.572 \| good	12.178 \| good	0.275 \| good
2026-02-11T10:00:00.000Z	58 \| moderate	12.833 \| fine	29.27 \| good	26.958 \| good	0.583 \| good	15.206 \| good	0.281 \| good
2026-02-11T11:00:00.000Z	58 \| moderate	13.411 \| fine	57.937 \| fine	21.713 \| good	0.564 \| good	15.961 \| good	0.281 \| good
2026-02-11T12:00:00.000Z	64 \| moderate	15.901 \| fine	73.15 \| fine	25.475 \| good	0.494 \| good	19.511 \| good	0.317 \| good
2026-02-11T13:00:00.000Z	64 \| moderate	16.35 \| fine	64.07 \| fine	25.303 \| good	0.497 \| good	17.322 \| good	0.317 \| good
2026-02-11T14:00:00.000Z	58 \| moderate	13.16 \| fine	44.189 \| good	25.285 \| good	0.663 \| good	12.442 \| good	0.338 \| good
2026-02-11T15:00:00.000Z	60 \| moderate	13.846 \| fine	74.348 \| fine	28.218 \| good	0.756 \| good	13.182 \| good	0.338 \| good
2026-02-11T16:00:00.000Z	71 \| moderate	19.63 \| fine	74.828 \| fine	29.473 \| good	0.72 \| good	8.328 \| good	0.831 \| good
2026-02-11T17:00:00.000Z	64 \| moderate	15.612 \| fine	49.343 \| good	29.365 \| good	0.68 \| good	5.118 \| good	0.812 \| good
2026-02-11T18:00:00.000Z	58 \| moderate	12.977 \| fine	49.244 \| good	32.393 \| good	0.592 \| good	4.422 \| good	0.221 \| good
2026-02-11T19:00:00.000Z	54 \| moderate	11.213 \| good	44.686 \| good	31.64 \| good	0.64 \| good	4.713 \| good	0.221 \| good
2026-02-11T20:00:00.000Z	49 \| good	9.35 \| good	39.072 \| good	33.563 \| good	0.592 \| good	3.982 \| good	0.221 \| good
2026-02-11T21:00:00.000Z	44 \| good	8.05 \| good	26.273 \| good	33.559 \| good	0.562 \| good	4.228 \| good	0.221 \| good
2026-02-11T22:00:00.000Z	38 \| good	6.901 \| good	26.668 \| good	34.424 \| good	0.623 \| good	5.782 \| good	0.219 \| good
2026-02-11T23:00:00.000Z	38 \| good	7.018 \| good	24.396 \| good	31.751 \| good	0.654 \| good	7.385 \| good	0.219 \| good
2026-02-12T00:00:00.000Z	38 \| good	7.18 \| good	21.057 \| good	29.109 \| good	0.63 \| good	7.521 \| good	0.219 \| good
2026-02-12T01:00:00.000Z	44 \| good	8.176 \| good	30.749 \| good	29.822 \| good	0.63 \| good	4.312 \| good	0.219 \| good
2026-02-12T01:00:00.000Z	33 \| good	5.833 \| good	17.457 \| good	30.401 \| good	0.649 \| good	4.277 \| good	0.22 \| good
2026-02-12T02:00:00.000Z	90 \| moderate	29.631 \| fine	127.716 \| fine	30.913 \| good	0.751 \| good	3.155 \| good	0.201 \| good
2026-02-12T03:00:00.000Z	94 \| moderate	31.515 \| fine	135.824 \| fine	32.14 \| good	0.805 \| good	3.234 \| good	0.199 \| good
2026-02-12T04:00:00.000Z	92 \| moderate	30.663 \| fine	133.188 \| fine	32.279 \| good	0.745 \| good	3.152 \| good	0.197 \| good
2026-02-12T05:00:00.000Z	90 \| moderate	29.719 \| fine	129.169 \| fine	33.936 \| good	0.685 \| good	3.069 \| good	0.194 \| good
2026-02-12T06:00:00.000Z	92 \| moderate	30.984 \| fine	134.987 \| fine	35.371 \| good	0.625 \| good	2.987 \| good	0.191 \| good
2026-02-12T07:00:00.000Z	94 \| moderate	32.048 \| fine	138.652 \| fine	33.569 \| good	0.567 \| good	2.621 \| good	0.187 \| good
2026-02-12T08:00:00.000Z	88 \| moderate	28.929 \| fine	125.049 \| fine	32.73 \| good	0.508 \| good	2.255 \| good	0.184 \| good
2026-02-12T09:00:00.000Z	90 \| moderate	29.705 \| fine	128.949 \| fine	31.941 \| good	0.45 \| good	1.889 \| good	0.18 \| good
2026-02-12T10:00:00.000Z	102 \| sensitive	35.674 \| moderate	155.164 \| moderate	29.842 \| good	0.414 \| good	1.842 \| good	0.178 \| good
2026-02-12T11:00:00.000Z	108 \| sensitive	38.477 \| moderate	169.389 \| moderate	27.98 \| good	0.379 \| good	1.795 \| good	0.176 \| good
2026-02-12T12:00:00.000Z	97 \| moderate	34.376 \| fine	147.862 \| fine	28.348 \| good	0.344 \| good	1.747 \| good	0.175 \| good
2026-02-12T13:00:00.000Z	94 \| moderate	32.276 \| fine	139.512 \| fine	31.392 \| good	0.334 \| good	1.487 \| good	0.172 \| good
2026-02-12T14:00:00.000Z	86 \| moderate	28.333 \| fine	123.298 \| fine	34.543 \| good	0.324 \| good	1.227 \| good	0.17 \| good
2026-02-12T15:00:00.000Z	71 \| moderate	19.819 \| fine	87.195 \| fine	36.33 \| good	0.314 \| good	0.967 \| good	0.168 \| good
2026-02-12T16:00:00.000Z	60 \| moderate	13.646 \| fine	61.075 \| fine	38.278 \| good	0.268 \| good	0.811 \| good	0.161 \| good
2026-02-12T17:00:00.000Z	56 \| moderate	12.14 \| fine	54.827 \| good	40.472 \| good	0.223 \| good	0.655 \| good	0.154 \| good
2026-02-12T18:00:00.000Z	49 \| good	8.646 \| good	37.592 \| good	39.076 \| good	0.178 \| good	0.499 \| good	0.148 \| good
2026-02-12T19:00:00.000Z	36 \| good	6.451 \| good	28.325 \| good	38.631 \| good	0.183 \| good	0.742 \| good	0.148 \| good
2026-02-12T20:00:00.000Z	36 \| good	6.311 \| good	28.122 \| good	38.864 \| good	0.188 \| good	0.986 \| good	0.149 \| good
2026-02-12T21:00:00.000Z	38 \| good	6.903 \| good	30.222 \| good	37.031 \| good	0.193 \| good	1.229 \| good	0.15 \| good
2026-02-12T22:00:00.000Z	52 \| moderate	10.334 \| good	45.952 \| good	34.223 \| good	0.215 \| good	1.706 \| good	0.153 \| good
2026-02-12T23:00:00.000Z	56 \| moderate	12.327 \| fine	55.052 \| fine	32.719 \| good	0.237 \| good	2.183 \| good	0.156 \| good
2026-02-13T00:00:00.000Z	52 \| moderate	10.467 \| good	46.179 \| good	30.46 \| good	0.26 \| good	2.661 \| good	0.159 \| good
2026-02-13T01:00:00.000Z	49 \| good	8.656 \| good	38.057 \| good	28.688 \| good	0.324 \| good	2.686 \| good	0.16 \| good
2026-02-13T02:00:00.000Z	52 \| moderate	9.718 \| good	43.111 \| good	28.904 \| good	0.389 \| good	2.711 \| good	0.161 \| good
2026-02-13T03:00:00.000Z	54 \| moderate	11.019 \| good	48.986 \| good	30.35 \| good	0.453 \| good	2.737 \| good	0.161 \| good
2026-02-13T04:00:00.000Z	54 \| moderate	11.059 \| good	49.062 \| good	30.538 \| good	0.43 \| good	2.602 \| good	0.16 \| good
2026-02-13T05:00:00.000Z	52 \| moderate	10.355 \| good	46.004 \| good	30.283 \| good	0.407 \| good	2.467 \| good	0.159 \| good
2026-02-13T06:00:00.000Z	38 \| good	4.493 \| good	4.803 \| good	40.509 \| good	0.383 \| good	2.35 \| good	0.158 \| good
2026-02-13T07:00:00.000Z	54 \| moderate	10.611 \| good	47.042 \| good	28.132 \| good	0.361 \| good	2.239 \| good	0.158 \| good
2026-02-13T08:00:00.000Z	52 \| moderate	10.486 \| good	46.215 \| good	27.387 \| good	0.339 \| good	2.147 \| good	0.158 \| good
2026-02-13T09:00:00.000Z	52 \| moderate	10.017 \| good	44.272 \| good	27.059 \| good	0.316 \| good	2.055 \| good	0.158 \| good
2026-02-13T10:00:00.000Z	44 \| good	7.703 \| good	33.991 \| good	27.716 \| good	0.317 \| good	2.409 \| good	0.161 \| good
2026-02-13T11:00:00.000Z	38 \| good	7.284 \| good	32.141 \| good	26.866 \| good	0.319 \| good	2.762 \| good	0.165 \| good
2026-02-13T12:00:00.000Z	34 \| good	5.064 \| good	5.353 \| good	36.821 \| good	0.321 \| good	3.174 \| good	0.168 \| good
2026-02-13T13:00:00.000Z	35 \| good	5.437 \| good	5.736 \| good	37.98 \| good	0.344 \| good	2.764 \| good	0.166 \| good
2026-02-13T14:00:00.000Z	36 \| good	5.035 \| good	5.316 \| good	39.14 \| good	0.368 \| good	2.354 \| good	0.163 \| good
2026-02-13T15:00:00.000Z	37 \| good	3.801 \| good	4.044 \| good	40.299 \| good	0.391 \| good	1.944 \| good	0.161 \| good
2026-02-13T16:00:00.000Z	33 \| good	4.17 \| good	18.217 \| good	36.486 \| good	0.375 \| good	1.649 \| good	0.156 \| good
2026-02-13T17:00:00.000Z	35 \| good	3.662 \| good	16.162 \| good	38.223 \| good	0.363 \| good	1.371 \| good	0.151 \| good
2026-02-13T18:00:00.000Z	40 \| good	1.894 \| good	2.134 \| good	43.451 \| good	0.354 \| good	1.098 \| good	0.146 \| good
2026-02-13T19:00:00.000Z	40 \| good	1.619 \| good	1.873 \| good	43.428 \| good	0.33 \| good	1.26 \| good	0.147 \| good
2026-02-13T20:00:00.000Z	40 \| good	1.489 \| good	1.745 \| good	43.405 \| good	0.307 \| good	1.423 \| good	0.148 \| good
2026-02-13T21:00:00.000Z	40 \| good	1.652 \| good	1.904 \| good	43.382 \| good	0.283 \| good	1.585 \| good	0.148 \| good
2026-02-13T22:00:00.000Z	39 \| good	2.478 \| good	2.743 \| good	41.57 \| good	0.28 \| good	2.782 \| good	0.161 \| good
2026-02-13T23:00:00.000Z	37 \| good	3.576 \| good	3.859 \| good	39.757 \| good	0.278 \| good	3.978 \| good	0.173 \| good
2026-02-14T00:00:00.000Z	35 \| good	3.896 \| good	4.176 \| good	37.945 \| good	0.275 \| good	5.174 \| good	0.186 \| good
2026-02-14T01:00:00.000Z	31 \| good	4.749 \| good	20.384 \| good	32.904 \| good	0.286 \| good	4.862 \| good	0.186 \| good

Biddeford

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Biddeford, Maine air quality map: Track AQI near you

0.22ppm

How accurate is Maine, USA air quality data?

Air quality data and pollutant measurements for Maine, 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 Biddeford, Maine updated?

The air quality for Biddeford, Maine is updated every hour.

When was the worst air quality at Biddeford, Maine in the last 24 hrs?

The worst air quality in Biddeford, Maine in the last 24 hours was observed at 04:00:00 on 2026-02-11.

When was the best air quality at Biddeford, Maine in the last 24 hrs?

In the last 24 hrs, the best air quality in Biddeford, Maine was observed at 12:00:00 on 2026-02-12.

What is the current air quality in Biddeford, Maine?

The current air quality in Biddeford, Maine is 33, categorized as Good based on real-time data.

What pollutant is the most common in Biddeford, Maine?

The most common pollutant in Biddeford, Maine is PM2.5.

What should I do if the air quality in Biddeford, Maine is poor?

If the air quality in Biddeford, Maine is poor, consider staying indoors and wearing a mask to protect yourself.

What is the current concentration of PM_2.5 in Biddeford, Maine?

The current PM_2.5 concentration at Biddeford, Maine is 5.833 μg/m³.

What is the current concentration of PM₁₀ in Biddeford, Maine?

The current PM₁₀ concentration at Biddeford, Maine is 17.457 μg/m³.

What is the current concentration of carbon monoxide (CO) in Biddeford, Maine?

The current carbon monoxide (CO) concentration at Biddeford, Maine is 0.22 ppm.

What is the current concentration of sulfur dioxide (SO₂) in Biddeford, Maine?

The current sulfur dioxide (SO₂) concentration at Biddeford, Maine is 0.649 ppb.

What is the current concentration of ozone (O₃) in Biddeford, Maine?

The current ozone (O₃) concentration at Biddeford, Maine is 30.401 ppm.

What is the current concentration of nitrogen dioxide (NO₂) in Biddeford, Maine?

The current nitrogen dioxide (NO₂) concentration at Biddeford, Maine is 4.277 ppb.

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