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

The current PM10 concentration at Biddeford, Maine is 64.578 μg/m3.

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

The current sulfur dioxide (SO2) concentration at Biddeford, Maine is 0.789 ppb.

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

The current ozone (O3) concentration at Biddeford, Maine is 29.446 ppm.

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

The current nitrogen dioxide (NO2) concentration at Biddeford, Maine is 5.537 ppb.

Live air quality index in Biddeford, Maine today

Name: Live air pollution levels in Biddeford, Maine today
Creator: Ambee

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)

Moderate

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)

16.10 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

64.58 μg/m³

155

255

425

605+

Ozone (O₃)

29.45 ppb

201

201+

Sulfur Dioxide (SO₂)

0.79 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

5.54 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.22 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

Low

Biddeford, Maine

Get Live Pollen Counts

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
2025-06-05T11:00:00.000Z	56 \| moderate	11.779 \| good	58.815 \| fine	24.368 \| good	0.721 \| good	10.193 \| good	0.242 \| good
2025-06-05T12:00:00.000Z	52 \| moderate	9.523 \| good	41.602 \| good	27.449 \| good	0.776 \| good	8.925 \| good	0.279 \| good
2025-06-05T13:00:00.000Z	56 \| moderate	12.114 \| fine	45.478 \| good	30.857 \| good	0.735 \| good	10.926 \| good	0.316 \| good
2025-06-05T14:00:00.000Z	54 \| moderate	11.353 \| good	42.791 \| good	35.536 \| good	0.703 \| good	9.681 \| good	0.331 \| good
2025-06-05T15:00:00.000Z	60 \| moderate	13.941 \| fine	45.907 \| good	35.941 \| good	0.734 \| good	8.352 \| good	0.279 \| good
2025-06-05T16:00:00.000Z	64 \| moderate	15.643 \| fine	58.238 \| fine	49.489 \| good	0.735 \| good	8.34 \| good	0.258 \| good
2025-06-05T17:00:00.000Z	71 \| moderate	19.569 \| fine	41.902 \| good	51.783 \| good	0.826 \| good	7.339 \| good	0.279 \| good
2025-06-05T18:00:00.000Z	71 \| moderate	20.072 \| fine	77.519 \| fine	56.604 \| fine	0.748 \| good	7.283 \| good	0.279 \| good
2025-06-05T19:00:00.000Z	67 \| moderate	17.992 \| fine	53.085 \| good	56.502 \| fine	0.762 \| good	5.105 \| good	0.233 \| good
2025-06-05T20:00:00.000Z	80 \| moderate	17.577 \| fine	61.645 \| fine	63.813 \| fine	0.664 \| good	4.93 \| good	0.255 \| good
2025-06-05T21:00:00.000Z	67 \| moderate	18.154 \| fine	40.345 \| good	59.796 \| fine	0.711 \| good	4.925 \| good	0.255 \| good
2025-06-05T22:00:00.000Z	80 \| moderate	18.652 \| fine	72.842 \| fine	64.441 \| fine	0.688 \| good	3.6 \| good	0.276 \| good
2025-06-05T23:00:00.000Z	105 \| sensitive	19.943 \| fine	46.831 \| good	71.522 \| moderate	0.674 \| good	4.005 \| good	0.276 \| good
2025-06-06T00:00:00.000Z	105 \| sensitive	19.968 \| fine	90.673 \| fine	72.327 \| moderate	0.729 \| good	4.101 \| good	0.3 \| good
2025-06-06T01:00:00.000Z	80 \| moderate	20.945 \| fine	83.94 \| fine	64.286 \| fine	0.684 \| good	4.395 \| good	0.3 \| good
2025-06-06T02:00:00.000Z	99 \| moderate	17.43 \| fine	151.353 \| fine	47.938 \| good	0.719 \| good	5.169 \| good	0.3 \| good
2025-06-06T03:00:00.000Z	79 \| moderate	20.797 \| fine	110.94 \| fine	54.849 \| good	0.711 \| good	11.917 \| good	0.316 \| good
2025-06-06T04:00:00.000Z	97 \| moderate	21.413 \| fine	109.265 \| fine	68.866 \| fine	0.717 \| good	7.672 \| good	0.333 \| good
2025-06-06T05:00:00.000Z	71 \| moderate	19.833 \| fine	63.366 \| fine	57.13 \| fine	0.698 \| good	5.432 \| good	0.272 \| good
2025-06-06T06:00:00.000Z	66 \| moderate	16.619 \| fine	49.461 \| good	44.187 \| good	0.698 \| good	6.85 \| good	0.205 \| good
2025-06-06T07:00:00.000Z	71 \| moderate	20.083 \| fine	35.438 \| good	33.449 \| good	0.738 \| good	5.945 \| good	0.247 \| good
2025-06-06T08:00:00.000Z	75 \| moderate	21.687 \| fine	53.911 \| good	29.284 \| good	0.786 \| good	7.524 \| good	0.219 \| good
2025-06-06T09:00:00.000Z	67 \| moderate	18.331 \| fine	66.481 \| fine	35.434 \| good	0.881 \| good	3.464 \| good	0.233 \| good
2025-06-06T10:00:00.000Z	73 \| moderate	20.876 \| fine	62.783 \| fine	33.689 \| good	0.881 \| good	5.02 \| good	0.216 \| good
2025-06-06T11:00:00.000Z	66 \| moderate	17.186 \| fine	58.154 \| fine	29.855 \| good	0.824 \| good	4.242 \| good	0.194 \| good
2025-06-06T12:00:00.000Z	58 \| moderate	12.725 \| fine	32.564 \| good	32.37 \| good	0.845 \| good	5.844 \| good	0.21 \| good
2025-06-06T13:00:00.000Z	58 \| moderate	12.941 \| fine	39.38 \| good	32.064 \| good	0.831 \| good	8.364 \| good	0.227 \| good
2025-06-06T14:00:00.000Z	60 \| moderate	13.672 \| fine	48.933 \| good	33.098 \| good	0.764 \| good	8.696 \| good	0.194 \| good
2025-06-06T15:00:00.000Z	56 \| moderate	12.007 \| good	38.172 \| good	29.499 \| good	0.783 \| good	5.17 \| good	0.194 \| good
2025-06-06T16:00:00.000Z	58 \| moderate	12.931 \| fine	40.138 \| good	32.049 \| good	0.733 \| good	5.817 \| good	0.194 \| good
2025-06-06T17:00:00.000Z	58 \| moderate	12.608 \| fine	41.631 \| good	35.263 \| good	0.696 \| good	4.488 \| good	0.173 \| good
2025-06-06T18:00:00.000Z	60 \| moderate	13.613 \| fine	39.758 \| good	36.85 \| good	0.686 \| good	3.495 \| good	0.194 \| good
2025-06-06T19:00:00.000Z	60 \| moderate	14.242 \| fine	46.856 \| good	34.12 \| good	0.676 \| good	5.103 \| good	0.243 \| good
2025-06-06T20:00:00.000Z	60 \| moderate	13.768 \| fine	42.625 \| good	33.027 \| good	0.775 \| good	4.111 \| good	0.207 \| good
2025-06-06T21:00:00.000Z	56 \| moderate	11.745 \| good	54.829 \| good	33.892 \| good	0.855 \| good	3.871 \| good	0.252 \| good
2025-06-06T22:00:00.000Z	54 \| moderate	11.088 \| good	27.587 \| good	34.439 \| good	0.782 \| good	5.578 \| good	0.228 \| good
2025-06-06T23:00:00.000Z	62 \| moderate	15.16 \| fine	45.887 \| good	36.707 \| good	0.784 \| good	5.069 \| good	0.207 \| good
2025-06-07T00:00:00.000Z	60 \| moderate	14.047 \| fine	27.251 \| good	30.529 \| good	0.732 \| good	6.48 \| good	0.228 \| good
2025-06-07T01:00:00.000Z	60 \| moderate	14.143 \| fine	36.621 \| good	29.74 \| good	0.701 \| good	6.345 \| good	0.279 \| good
2025-06-07T02:00:00.000Z	56 \| moderate	12.103 \| fine	38.121 \| good	31.533 \| good	0.668 \| good	6.691 \| good	0.286 \| good
2025-06-07T03:00:00.000Z	62 \| moderate	15.474 \| fine	39.279 \| good	23.603 \| good	0.701 \| good	3.929 \| good	0.235 \| good
2025-06-07T04:00:00.000Z	58 \| moderate	12.849 \| fine	21.326 \| good	26.272 \| good	0.749 \| good	4.124 \| good	0.232 \| good
2025-06-07T05:00:00.000Z	54 \| moderate	10.987 \| good	36.305 \| good	25.252 \| good	0.765 \| good	3.169 \| good	0.161 \| good
2025-06-07T06:00:00.000Z	52 \| moderate	10.46 \| good	25.734 \| good	27.187 \| good	0.705 \| good	3.989 \| good	0.161 \| good
2025-06-07T07:00:00.000Z	56 \| moderate	12.177 \| fine	25.258 \| good	21.458 \| good	0.647 \| good	4.762 \| good	0.2 \| good
2025-06-07T08:00:00.000Z	56 \| moderate	11.524 \| good	29.408 \| good	22.046 \| good	0.737 \| good	4.668 \| good	0.2 \| good
2025-06-07T09:00:00.000Z	64 \| moderate	16.103 \| fine	64.578 \| fine	29.446 \| good	0.789 \| good	5.537 \| good	0.216 \| good
2025-06-07T10:00:00.000Z	64 \| moderate	16.103 \| fine	64.578 \| fine	29.446 \| good	0.789 \| good	5.537 \| good	0.216 \| good
2025-06-07T11:00:00.000Z	44 \| good	8.225 \| good	36.279 \| good	29.783 \| good	0.14 \| good	3.624 \| good	0.243 \| good
2025-06-07T12:00:00.000Z	33 \| good	5.707 \| good	24.703 \| good	31.67 \| good	0.133 \| good	3.847 \| good	0.237 \| good
2025-06-07T13:00:00.000Z	30 \| good	4.849 \| good	20.904 \| good	31.519 \| good	0.121 \| good	2.94 \| good	0.214 \| good
2025-06-07T14:00:00.000Z	33 \| good	6.197 \| good	27.543 \| good	30.556 \| good	0.134 \| good	3.295 \| good	0.211 \| good
2025-06-07T15:00:00.000Z	44 \| good	8.217 \| good	35.807 \| good	33.216 \| good	0.147 \| good	3.651 \| good	0.208 \| good
2025-06-07T16:00:00.000Z	49 \| good	8.771 \| good	38.948 \| good	33.034 \| good	0.104 \| good	2.231 \| good	0.183 \| good
2025-06-07T17:00:00.000Z	54 \| moderate	10.904 \| good	48.241 \| good	35.213 \| good	0.111 \| good	2.511 \| good	0.178 \| good
2025-06-07T18:00:00.000Z	52 \| moderate	9.977 \| good	44.213 \| good	38.772 \| good	0.119 \| good	2.79 \| good	0.173 \| good
2025-06-07T19:00:00.000Z	52 \| moderate	10.252 \| good	45.657 \| good	41.661 \| good	0.11 \| good	2.604 \| good	0.177 \| good
2025-06-07T20:00:00.000Z	54 \| moderate	10.826 \| good	47.774 \| good	46.448 \| good	0.111 \| good	2.826 \| good	0.168 \| good
2025-06-07T21:00:00.000Z	49 \| good	9.348 \| good	41.731 \| good	49.67 \| good	0.113 \| good	3.048 \| good	0.159 \| good
2025-06-07T22:00:00.000Z	49 \| good	8.958 \| good	39.351 \| good	48.835 \| good	0.163 \| good	3.999 \| good	0.193 \| good
2025-06-07T23:00:00.000Z	44 \| good	8.386 \| good	36.807 \| good	44.005 \| good	0.18 \| good	4.462 \| good	0.185 \| good
2025-06-08T00:00:00.000Z	38 \| good	7.379 \| good	32.627 \| good	36.439 \| good	0.197 \| good	4.924 \| good	0.178 \| good
2025-06-08T01:00:00.000Z	38 \| good	7.175 \| good	31.609 \| good	33.011 \| good	0.271 \| good	3.78 \| good	0.214 \| good
2025-06-08T02:00:00.000Z	44 \| good	7.848 \| good	34.49 \| good	29.676 \| good	0.311 \| good	4.131 \| good	0.207 \| good
2025-06-08T03:00:00.000Z	44 \| good	8.054 \| good	35.487 \| good	26.636 \| good	0.351 \| good	4.483 \| good	0.2 \| good
2025-06-08T04:00:00.000Z	54 \| moderate	10.629 \| good	47.029 \| good	23.249 \| good	0.291 \| good	3.884 \| good	0.239 \| good
2025-06-08T05:00:00.000Z	56 \| moderate	12.395 \| fine	55.516 \| fine	20.186 \| good	0.358 \| good	4.123 \| good	0.233 \| good
2025-06-08T06:00:00.000Z	60 \| moderate	14.043 \| fine	62.831 \| fine	18.277 \| good	0.425 \| good	4.362 \| good	0.227 \| good
2025-06-08T07:00:00.000Z	58 \| moderate	13.37 \| fine	60.348 \| fine	17.75 \| good	0.201 \| good	1.931 \| good	0.253 \| good
2025-06-08T08:00:00.000Z	56 \| moderate	12.22 \| fine	54.841 \| good	15.535 \| good	0.28 \| good	2.15 \| good	0.25 \| good
2025-06-08T09:00:00.000Z	62 \| moderate	14.91 \| fine	66.502 \| fine	16.528 \| good	0.358 \| good	2.37 \| good	0.247 \| good
2025-06-08T10:00:00.000Z	58 \| moderate	12.598 \| fine	57 \| fine	16.401 \| good	0.202 \| good	1.279 \| good	0.272 \| good
2025-06-08T11:00:00.000Z	58 \| moderate	13.475 \| fine	61 \| fine	21.538 \| good	0.253 \| good	1.456 \| good	0.271 \| good
2025-06-08T12:00:00.000Z	60 \| moderate	13.891 \| fine	63 \| fine	25.583 \| good	0.304 \| good	1.632 \| good	0.269 \| good
2025-06-08T13:00:00.000Z	60 \| moderate	14.207 \| fine	63.421 \| fine	29.441 \| good	0.161 \| good	0.8 \| good	0.262 \| good
2025-06-08T14:00:00.000Z	64 \| moderate	15.58 \| fine	69.819 \| fine	32.887 \| good	0.184 \| good	0.913 \| good	0.263 \| good
2025-06-08T15:00:00.000Z	62 \| moderate	14.502 \| fine	64.97 \| fine	34.092 \| good	0.207 \| good	1.025 \| good	0.264 \| good
2025-06-08T16:00:00.000Z	58 \| moderate	12.8 \| fine	57.868 \| fine	34.653 \| good	0.13 \| good	0.585 \| good	0.253 \| good
2025-06-08T17:00:00.000Z	58 \| moderate	12.613 \| fine	57 \| fine	35.922 \| good	0.148 \| good	0.667 \| good	0.257 \| good
2025-06-08T18:00:00.000Z	54 \| moderate	10.736 \| good	47.673 \| good	35.858 \| good	0.165 \| good	0.748 \| good	0.262 \| good
2025-06-08T19:00:00.000Z	54 \| moderate	10.519 \| good	46.491 \| good	34.772 \| good	0.135 \| good	1.046 \| good	0.253 \| good
2025-06-08T20:00:00.000Z	58 \| moderate	12.724 \| fine	57.515 \| fine	36.191 \| good	0.147 \| good	1.193 \| good	0.259 \| good
2025-06-08T21:00:00.000Z	56 \| moderate	12.076 \| good	54.117 \| good	37.842 \| good	0.159 \| good	1.34 \| good	0.264 \| good
2025-06-08T22:00:00.000Z	58 \| moderate	12.533 \| fine	56.91 \| fine	38.856 \| good	0.165 \| good	3.445 \| good	0.281 \| good
2025-06-08T23:00:00.000Z	58 \| moderate	13.304 \| fine	59.771 \| fine	35.728 \| good	0.171 \| good	3.82 \| good	0.285 \| good
2025-06-09T00:00:00.000Z	60 \| moderate	13.795 \| fine	61.884 \| fine	33.166 \| good	0.178 \| good	4.195 \| good	0.289 \| good
2025-06-09T01:00:00.000Z	60 \| moderate	14.089 \| fine	62.942 \| fine	34.145 \| good	0.275 \| good	5.847 \| good	0.312 \| good
2025-06-09T02:00:00.000Z	58 \| moderate	13.378 \| fine	60.249 \| fine	32.849 \| good	0.298 \| good	6.222 \| good	0.313 \| good
2025-06-09T03:00:00.000Z	56 \| moderate	12.311 \| fine	55.41 \| fine	30.224 \| good	0.32 \| good	6.597 \| good	0.313 \| good
2025-06-09T04:00:00.000Z	58 \| moderate	13.46 \| fine	60.805 \| fine	28.633 \| good	0.247 \| good	4.043 \| good	0.3 \| good
2025-06-09T05:00:00.000Z	56 \| moderate	11.788 \| good	52.61 \| good	28.664 \| good	0.281 \| good	4.299 \| good	0.298 \| good
2025-06-09T06:00:00.000Z	71 \| moderate	19.661 \| fine	20.77 \| good	30.592 \| good	0.315 \| good	4.553 \| good	0.297 \| good
2025-06-09T07:00:00.000Z	54 \| moderate	11.5 \| good	50.923 \| good	29.006 \| good	0.286 \| good	2.306 \| good	0.278 \| good
2025-06-09T08:00:00.000Z	52 \| moderate	10.37 \| good	45.837 \| good	27.616 \| good	0.303 \| good	2.344 \| good	0.275 \| good
2025-06-09T09:00:00.000Z	49 \| good	9.266 \| good	41.22 \| good	25.146 \| good	0.319 \| good	2.381 \| good	0.272 \| good
2025-06-09T10:00:00.000Z	49 \| good	8.772 \| good	38.578 \| good	27.5 \| good	0.279 \| good	1.243 \| good	0.249 \| good

Biddeford

Get reliable air quality data to drive your business

Biddeford, Maine air quality map: Track AQI near you

0.21ppm

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 10:00:00 on 2025-06-06.

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 06:00:00 on 2025-06-07.

What is the current air quality in Biddeford, Maine?

The current air quality in Biddeford, Maine is 64, categorized as Moderate 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 16.103 μg/m³.

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

The current PM₁₀ concentration at Biddeford, Maine is 64.578 μg/m³.

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

The current carbon monoxide (CO) concentration at Biddeford, Maine is 0.216 ppm.

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

The current sulfur dioxide (SO₂) concentration at Biddeford, Maine is 0.789 ppb.

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

The current ozone (O₃) concentration at Biddeford, Maine is 29.446 ppm.

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

The current nitrogen dioxide (NO₂) concentration at Biddeford, Maine is 5.537 ppb.

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Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2025-06-05T11:00:00.000Z	56 \| moderate	11.779 \| good	58.815 \| fine	24.368 \| good	0.721 \| good	10.193 \| good	0.242 \| good
2025-06-05T12:00:00.000Z	52 \| moderate	9.523 \| good	41.602 \| good	27.449 \| good	0.776 \| good	8.925 \| good	0.279 \| good
2025-06-05T13:00:00.000Z	56 \| moderate	12.114 \| fine	45.478 \| good	30.857 \| good	0.735 \| good	10.926 \| good	0.316 \| good
2025-06-05T14:00:00.000Z	54 \| moderate	11.353 \| good	42.791 \| good	35.536 \| good	0.703 \| good	9.681 \| good	0.331 \| good
2025-06-05T15:00:00.000Z	60 \| moderate	13.941 \| fine	45.907 \| good	35.941 \| good	0.734 \| good	8.352 \| good	0.279 \| good
2025-06-05T16:00:00.000Z	64 \| moderate	15.643 \| fine	58.238 \| fine	49.489 \| good	0.735 \| good	8.34 \| good	0.258 \| good
2025-06-05T17:00:00.000Z	71 \| moderate	19.569 \| fine	41.902 \| good	51.783 \| good	0.826 \| good	7.339 \| good	0.279 \| good
2025-06-05T18:00:00.000Z	71 \| moderate	20.072 \| fine	77.519 \| fine	56.604 \| fine	0.748 \| good	7.283 \| good	0.279 \| good
2025-06-05T19:00:00.000Z	67 \| moderate	17.992 \| fine	53.085 \| good	56.502 \| fine	0.762 \| good	5.105 \| good	0.233 \| good
2025-06-05T20:00:00.000Z	80 \| moderate	17.577 \| fine	61.645 \| fine	63.813 \| fine	0.664 \| good	4.93 \| good	0.255 \| good
2025-06-05T21:00:00.000Z	67 \| moderate	18.154 \| fine	40.345 \| good	59.796 \| fine	0.711 \| good	4.925 \| good	0.255 \| good
2025-06-05T22:00:00.000Z	80 \| moderate	18.652 \| fine	72.842 \| fine	64.441 \| fine	0.688 \| good	3.6 \| good	0.276 \| good
2025-06-05T23:00:00.000Z	105 \| sensitive	19.943 \| fine	46.831 \| good	71.522 \| moderate	0.674 \| good	4.005 \| good	0.276 \| good
2025-06-06T00:00:00.000Z	105 \| sensitive	19.968 \| fine	90.673 \| fine	72.327 \| moderate	0.729 \| good	4.101 \| good	0.3 \| good
2025-06-06T01:00:00.000Z	80 \| moderate	20.945 \| fine	83.94 \| fine	64.286 \| fine	0.684 \| good	4.395 \| good	0.3 \| good
2025-06-06T02:00:00.000Z	99 \| moderate	17.43 \| fine	151.353 \| fine	47.938 \| good	0.719 \| good	5.169 \| good	0.3 \| good
2025-06-06T03:00:00.000Z	79 \| moderate	20.797 \| fine	110.94 \| fine	54.849 \| good	0.711 \| good	11.917 \| good	0.316 \| good
2025-06-06T04:00:00.000Z	97 \| moderate	21.413 \| fine	109.265 \| fine	68.866 \| fine	0.717 \| good	7.672 \| good	0.333 \| good
2025-06-06T05:00:00.000Z	71 \| moderate	19.833 \| fine	63.366 \| fine	57.13 \| fine	0.698 \| good	5.432 \| good	0.272 \| good
2025-06-06T06:00:00.000Z	66 \| moderate	16.619 \| fine	49.461 \| good	44.187 \| good	0.698 \| good	6.85 \| good	0.205 \| good
2025-06-06T07:00:00.000Z	71 \| moderate	20.083 \| fine	35.438 \| good	33.449 \| good	0.738 \| good	5.945 \| good	0.247 \| good
2025-06-06T08:00:00.000Z	75 \| moderate	21.687 \| fine	53.911 \| good	29.284 \| good	0.786 \| good	7.524 \| good	0.219 \| good
2025-06-06T09:00:00.000Z	67 \| moderate	18.331 \| fine	66.481 \| fine	35.434 \| good	0.881 \| good	3.464 \| good	0.233 \| good
2025-06-06T10:00:00.000Z	73 \| moderate	20.876 \| fine	62.783 \| fine	33.689 \| good	0.881 \| good	5.02 \| good	0.216 \| good
2025-06-06T11:00:00.000Z	66 \| moderate	17.186 \| fine	58.154 \| fine	29.855 \| good	0.824 \| good	4.242 \| good	0.194 \| good
2025-06-06T12:00:00.000Z	58 \| moderate	12.725 \| fine	32.564 \| good	32.37 \| good	0.845 \| good	5.844 \| good	0.21 \| good
2025-06-06T13:00:00.000Z	58 \| moderate	12.941 \| fine	39.38 \| good	32.064 \| good	0.831 \| good	8.364 \| good	0.227 \| good
2025-06-06T14:00:00.000Z	60 \| moderate	13.672 \| fine	48.933 \| good	33.098 \| good	0.764 \| good	8.696 \| good	0.194 \| good
2025-06-06T15:00:00.000Z	56 \| moderate	12.007 \| good	38.172 \| good	29.499 \| good	0.783 \| good	5.17 \| good	0.194 \| good
2025-06-06T16:00:00.000Z	58 \| moderate	12.931 \| fine	40.138 \| good	32.049 \| good	0.733 \| good	5.817 \| good	0.194 \| good
2025-06-06T17:00:00.000Z	58 \| moderate	12.608 \| fine	41.631 \| good	35.263 \| good	0.696 \| good	4.488 \| good	0.173 \| good
2025-06-06T18:00:00.000Z	60 \| moderate	13.613 \| fine	39.758 \| good	36.85 \| good	0.686 \| good	3.495 \| good	0.194 \| good
2025-06-06T19:00:00.000Z	60 \| moderate	14.242 \| fine	46.856 \| good	34.12 \| good	0.676 \| good	5.103 \| good	0.243 \| good
2025-06-06T20:00:00.000Z	60 \| moderate	13.768 \| fine	42.625 \| good	33.027 \| good	0.775 \| good	4.111 \| good	0.207 \| good
2025-06-06T21:00:00.000Z	56 \| moderate	11.745 \| good	54.829 \| good	33.892 \| good	0.855 \| good	3.871 \| good	0.252 \| good
2025-06-06T22:00:00.000Z	54 \| moderate	11.088 \| good	27.587 \| good	34.439 \| good	0.782 \| good	5.578 \| good	0.228 \| good
2025-06-06T23:00:00.000Z	62 \| moderate	15.16 \| fine	45.887 \| good	36.707 \| good	0.784 \| good	5.069 \| good	0.207 \| good
2025-06-07T00:00:00.000Z	60 \| moderate	14.047 \| fine	27.251 \| good	30.529 \| good	0.732 \| good	6.48 \| good	0.228 \| good
2025-06-07T01:00:00.000Z	60 \| moderate	14.143 \| fine	36.621 \| good	29.74 \| good	0.701 \| good	6.345 \| good	0.279 \| good
2025-06-07T02:00:00.000Z	56 \| moderate	12.103 \| fine	38.121 \| good	31.533 \| good	0.668 \| good	6.691 \| good	0.286 \| good
2025-06-07T03:00:00.000Z	62 \| moderate	15.474 \| fine	39.279 \| good	23.603 \| good	0.701 \| good	3.929 \| good	0.235 \| good
2025-06-07T04:00:00.000Z	58 \| moderate	12.849 \| fine	21.326 \| good	26.272 \| good	0.749 \| good	4.124 \| good	0.232 \| good
2025-06-07T05:00:00.000Z	54 \| moderate	10.987 \| good	36.305 \| good	25.252 \| good	0.765 \| good	3.169 \| good	0.161 \| good
2025-06-07T06:00:00.000Z	52 \| moderate	10.46 \| good	25.734 \| good	27.187 \| good	0.705 \| good	3.989 \| good	0.161 \| good
2025-06-07T07:00:00.000Z	56 \| moderate	12.177 \| fine	25.258 \| good	21.458 \| good	0.647 \| good	4.762 \| good	0.2 \| good
2025-06-07T08:00:00.000Z	56 \| moderate	11.524 \| good	29.408 \| good	22.046 \| good	0.737 \| good	4.668 \| good	0.2 \| good
2025-06-07T09:00:00.000Z	64 \| moderate	16.103 \| fine	64.578 \| fine	29.446 \| good	0.789 \| good	5.537 \| good	0.216 \| good
2025-06-07T10:00:00.000Z	64 \| moderate	16.103 \| fine	64.578 \| fine	29.446 \| good	0.789 \| good	5.537 \| good	0.216 \| good
2025-06-07T11:00:00.000Z	44 \| good	8.225 \| good	36.279 \| good	29.783 \| good	0.14 \| good	3.624 \| good	0.243 \| good
2025-06-07T12:00:00.000Z	33 \| good	5.707 \| good	24.703 \| good	31.67 \| good	0.133 \| good	3.847 \| good	0.237 \| good
2025-06-07T13:00:00.000Z	30 \| good	4.849 \| good	20.904 \| good	31.519 \| good	0.121 \| good	2.94 \| good	0.214 \| good
2025-06-07T14:00:00.000Z	33 \| good	6.197 \| good	27.543 \| good	30.556 \| good	0.134 \| good	3.295 \| good	0.211 \| good
2025-06-07T15:00:00.000Z	44 \| good	8.217 \| good	35.807 \| good	33.216 \| good	0.147 \| good	3.651 \| good	0.208 \| good
2025-06-07T16:00:00.000Z	49 \| good	8.771 \| good	38.948 \| good	33.034 \| good	0.104 \| good	2.231 \| good	0.183 \| good
2025-06-07T17:00:00.000Z	54 \| moderate	10.904 \| good	48.241 \| good	35.213 \| good	0.111 \| good	2.511 \| good	0.178 \| good
2025-06-07T18:00:00.000Z	52 \| moderate	9.977 \| good	44.213 \| good	38.772 \| good	0.119 \| good	2.79 \| good	0.173 \| good
2025-06-07T19:00:00.000Z	52 \| moderate	10.252 \| good	45.657 \| good	41.661 \| good	0.11 \| good	2.604 \| good	0.177 \| good
2025-06-07T20:00:00.000Z	54 \| moderate	10.826 \| good	47.774 \| good	46.448 \| good	0.111 \| good	2.826 \| good	0.168 \| good
2025-06-07T21:00:00.000Z	49 \| good	9.348 \| good	41.731 \| good	49.67 \| good	0.113 \| good	3.048 \| good	0.159 \| good
2025-06-07T22:00:00.000Z	49 \| good	8.958 \| good	39.351 \| good	48.835 \| good	0.163 \| good	3.999 \| good	0.193 \| good
2025-06-07T23:00:00.000Z	44 \| good	8.386 \| good	36.807 \| good	44.005 \| good	0.18 \| good	4.462 \| good	0.185 \| good
2025-06-08T00:00:00.000Z	38 \| good	7.379 \| good	32.627 \| good	36.439 \| good	0.197 \| good	4.924 \| good	0.178 \| good
2025-06-08T01:00:00.000Z	38 \| good	7.175 \| good	31.609 \| good	33.011 \| good	0.271 \| good	3.78 \| good	0.214 \| good
2025-06-08T02:00:00.000Z	44 \| good	7.848 \| good	34.49 \| good	29.676 \| good	0.311 \| good	4.131 \| good	0.207 \| good
2025-06-08T03:00:00.000Z	44 \| good	8.054 \| good	35.487 \| good	26.636 \| good	0.351 \| good	4.483 \| good	0.2 \| good
2025-06-08T04:00:00.000Z	54 \| moderate	10.629 \| good	47.029 \| good	23.249 \| good	0.291 \| good	3.884 \| good	0.239 \| good
2025-06-08T05:00:00.000Z	56 \| moderate	12.395 \| fine	55.516 \| fine	20.186 \| good	0.358 \| good	4.123 \| good	0.233 \| good
2025-06-08T06:00:00.000Z	60 \| moderate	14.043 \| fine	62.831 \| fine	18.277 \| good	0.425 \| good	4.362 \| good	0.227 \| good
2025-06-08T07:00:00.000Z	58 \| moderate	13.37 \| fine	60.348 \| fine	17.75 \| good	0.201 \| good	1.931 \| good	0.253 \| good
2025-06-08T08:00:00.000Z	56 \| moderate	12.22 \| fine	54.841 \| good	15.535 \| good	0.28 \| good	2.15 \| good	0.25 \| good
2025-06-08T09:00:00.000Z	62 \| moderate	14.91 \| fine	66.502 \| fine	16.528 \| good	0.358 \| good	2.37 \| good	0.247 \| good
2025-06-08T10:00:00.000Z	58 \| moderate	12.598 \| fine	57 \| fine	16.401 \| good	0.202 \| good	1.279 \| good	0.272 \| good
2025-06-08T11:00:00.000Z	58 \| moderate	13.475 \| fine	61 \| fine	21.538 \| good	0.253 \| good	1.456 \| good	0.271 \| good
2025-06-08T12:00:00.000Z	60 \| moderate	13.891 \| fine	63 \| fine	25.583 \| good	0.304 \| good	1.632 \| good	0.269 \| good
2025-06-08T13:00:00.000Z	60 \| moderate	14.207 \| fine	63.421 \| fine	29.441 \| good	0.161 \| good	0.8 \| good	0.262 \| good
2025-06-08T14:00:00.000Z	64 \| moderate	15.58 \| fine	69.819 \| fine	32.887 \| good	0.184 \| good	0.913 \| good	0.263 \| good
2025-06-08T15:00:00.000Z	62 \| moderate	14.502 \| fine	64.97 \| fine	34.092 \| good	0.207 \| good	1.025 \| good	0.264 \| good
2025-06-08T16:00:00.000Z	58 \| moderate	12.8 \| fine	57.868 \| fine	34.653 \| good	0.13 \| good	0.585 \| good	0.253 \| good
2025-06-08T17:00:00.000Z	58 \| moderate	12.613 \| fine	57 \| fine	35.922 \| good	0.148 \| good	0.667 \| good	0.257 \| good
2025-06-08T18:00:00.000Z	54 \| moderate	10.736 \| good	47.673 \| good	35.858 \| good	0.165 \| good	0.748 \| good	0.262 \| good
2025-06-08T19:00:00.000Z	54 \| moderate	10.519 \| good	46.491 \| good	34.772 \| good	0.135 \| good	1.046 \| good	0.253 \| good
2025-06-08T20:00:00.000Z	58 \| moderate	12.724 \| fine	57.515 \| fine	36.191 \| good	0.147 \| good	1.193 \| good	0.259 \| good
2025-06-08T21:00:00.000Z	56 \| moderate	12.076 \| good	54.117 \| good	37.842 \| good	0.159 \| good	1.34 \| good	0.264 \| good
2025-06-08T22:00:00.000Z	58 \| moderate	12.533 \| fine	56.91 \| fine	38.856 \| good	0.165 \| good	3.445 \| good	0.281 \| good
2025-06-08T23:00:00.000Z	58 \| moderate	13.304 \| fine	59.771 \| fine	35.728 \| good	0.171 \| good	3.82 \| good	0.285 \| good
2025-06-09T00:00:00.000Z	60 \| moderate	13.795 \| fine	61.884 \| fine	33.166 \| good	0.178 \| good	4.195 \| good	0.289 \| good
2025-06-09T01:00:00.000Z	60 \| moderate	14.089 \| fine	62.942 \| fine	34.145 \| good	0.275 \| good	5.847 \| good	0.312 \| good
2025-06-09T02:00:00.000Z	58 \| moderate	13.378 \| fine	60.249 \| fine	32.849 \| good	0.298 \| good	6.222 \| good	0.313 \| good
2025-06-09T03:00:00.000Z	56 \| moderate	12.311 \| fine	55.41 \| fine	30.224 \| good	0.32 \| good	6.597 \| good	0.313 \| good
2025-06-09T04:00:00.000Z	58 \| moderate	13.46 \| fine	60.805 \| fine	28.633 \| good	0.247 \| good	4.043 \| good	0.3 \| good
2025-06-09T05:00:00.000Z	56 \| moderate	11.788 \| good	52.61 \| good	28.664 \| good	0.281 \| good	4.299 \| good	0.298 \| good
2025-06-09T06:00:00.000Z	71 \| moderate	19.661 \| fine	20.77 \| good	30.592 \| good	0.315 \| good	4.553 \| good	0.297 \| good
2025-06-09T07:00:00.000Z	54 \| moderate	11.5 \| good	50.923 \| good	29.006 \| good	0.286 \| good	2.306 \| good	0.278 \| good
2025-06-09T08:00:00.000Z	52 \| moderate	10.37 \| good	45.837 \| good	27.616 \| good	0.303 \| good	2.344 \| good	0.275 \| good
2025-06-09T09:00:00.000Z	49 \| good	9.266 \| good	41.22 \| good	25.146 \| good	0.319 \| good	2.381 \| good	0.272 \| good
2025-06-09T10:00:00.000Z	49 \| good	8.772 \| good	38.578 \| good	27.5 \| good	0.279 \| good	1.243 \| good	0.249 \| good

Live air quality index in Biddeford, Maine today

Major air pollutants in Biddeford, Maine

Particulate Matter2.5 (PM2.5)

Particulate Matter10 (PM10)

Ozone (O3)

Sulfur Dioxide (SO2)

Nitrogen Dioxide (NO2)

Carbon Monoxide (CO)

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Biddeford, Maine air quality map: Track AQI near you

Air quality in nearby cities

Saco, Maine

Kennebunk, Maine

Scarborough, Maine

Gorham, Maine

Wells, Maine

Westbrook, Maine

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Frequently asked questions

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

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

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

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

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

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

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 Biddeford, Maine?

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

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

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

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