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

The current PM10 concentration at Biddeford, Maine is 10.668 μg/m3.

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

The current sulfur dioxide (SO2) concentration at Biddeford, Maine is 0.644 ppb.

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

The current ozone (O3) concentration at Biddeford, Maine is 40.86 ppm.

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

The current nitrogen dioxide (NO2) concentration at Biddeford, Maine is 10.017 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 6.117 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)

6.12 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

10.67 μg/m³

155

255

425

605+

Ozone (O₃)

40.86 ppb

201

201+

Sulfur Dioxide (SO₂)

0.64 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

10.02 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.26 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
2025-12-26T22:00:00.000Z	38 \| good	6.581 \| good	25.63 \| good	35.587 \| good	0.566 \| good	4.428 \| good	0.211 \| good
2025-12-26T23:00:00.000Z	33 \| good	6.326 \| good	22.053 \| good	35.117 \| good	0.617 \| good	6.207 \| good	0.27 \| good
2025-12-27T00:00:00.000Z	44 \| good	7.711 \| good	28.724 \| good	31.639 \| good	0.628 \| good	10.947 \| good	0.256 \| good
2025-12-27T01:00:00.000Z	52 \| moderate	10.427 \| good	21.231 \| good	27.872 \| good	0.693 \| good	7.338 \| good	0.293 \| good
2025-12-27T02:00:00.000Z	54 \| moderate	10.769 \| good	25.801 \| good	28.452 \| good	0.634 \| good	6.908 \| good	0.278 \| good
2025-12-27T03:00:00.000Z	49 \| good	8.776 \| good	14.384 \| good	30.525 \| good	0.603 \| good	8.405 \| good	0.278 \| good
2025-12-27T04:00:00.000Z	44 \| good	7.562 \| good	7.571 \| good	30.328 \| good	0.62 \| good	8.697 \| good	0.278 \| good
2025-12-27T05:00:00.000Z	38 \| good	6.812 \| good	20.204 \| good	29.992 \| good	0.637 \| good	8.54 \| good	0.216 \| good
2025-12-27T06:00:00.000Z	33 \| good	5.755 \| good	12.356 \| good	30.699 \| good	0.635 \| good	8.187 \| good	0.196 \| good
2025-12-27T07:00:00.000Z	29 \| good	5.499 \| good	20.128 \| good	30.505 \| good	0.633 \| good	7.2 \| good	0.196 \| good
2025-12-27T08:00:00.000Z	31 \| good	5.301 \| good	18.756 \| good	33.468 \| good	0.548 \| good	6.968 \| good	0.196 \| good
2025-12-27T09:00:00.000Z	30 \| good	3.778 \| good	20.123 \| good	31.806 \| good	0.59 \| good	7.46 \| good	0.177 \| good
2025-12-27T10:00:00.000Z	29 \| good	3.19 \| good	19.694 \| good	31.033 \| good	0.509 \| good	5.656 \| good	0.191 \| good
2025-12-27T11:00:00.000Z	31 \| good	2.884 \| good	14.545 \| good	33.222 \| good	0.546 \| good	3.348 \| good	0.177 \| good
2025-12-27T12:00:00.000Z	29 \| good	2.666 \| good	11.922 \| good	31.088 \| good	0.546 \| good	3.293 \| good	0.177 \| good
2025-12-27T13:00:00.000Z	31 \| good	2.682 \| good	15.442 \| good	32.864 \| good	0.546 \| good	2.867 \| good	0.2 \| good
2025-12-27T14:00:00.000Z	31 \| good	4.274 \| good	22.033 \| good	34.435 \| good	0.528 \| good	3.009 \| good	0.226 \| good
2025-12-27T15:00:00.000Z	31 \| good	3.954 \| good	15.825 \| good	34.321 \| good	0.546 \| good	3.51 \| good	0.249 \| good
2025-12-27T16:00:00.000Z	31 \| good	3.576 \| good	13.853 \| good	33.5 \| good	0.565 \| good	3.058 \| good	0.22 \| good
2025-12-27T17:00:00.000Z	33 \| good	5.738 \| good	19.051 \| good	33.254 \| good	0.639 \| good	2.577 \| good	0.234 \| good
2025-12-27T18:00:00.000Z	32 \| good	2.843 \| good	9.562 \| good	35.14 \| good	0.675 \| good	3.115 \| good	0.196 \| good
2025-12-27T19:00:00.000Z	33 \| good	2.941 \| good	13.147 \| good	35.699 \| good	0.638 \| good	4.152 \| good	0.196 \| good
2025-12-27T20:00:00.000Z	31 \| good	3.555 \| good	11.501 \| good	33.773 \| good	0.619 \| good	5.36 \| good	0.196 \| good
2025-12-27T21:00:00.000Z	31 \| good	3.548 \| good	11.594 \| good	33.514 \| good	0.619 \| good	5.102 \| good	0.231 \| good
2025-12-27T22:00:00.000Z	31 \| good	3.661 \| good	15.018 \| good	33.47 \| good	0.55 \| good	7.596 \| good	0.265 \| good
2025-12-27T23:00:00.000Z	33 \| good	5.744 \| good	17.46 \| good	32.141 \| good	0.563 \| good	14.149 \| good	0.27 \| good
2025-12-28T00:00:00.000Z	44 \| good	8.433 \| good	27.846 \| good	31.464 \| good	0.606 \| good	23.579 \| good	0.325 \| good
2025-12-28T01:00:00.000Z	44 \| good	7.553 \| good	23.735 \| good	30.375 \| good	0.523 \| good	28.182 \| good	0.398 \| good
2025-12-28T02:00:00.000Z	33 \| good	5.539 \| good	19.436 \| good	29.456 \| good	0.542 \| good	17.15 \| good	0.426 \| good
2025-12-28T03:00:00.000Z	33 \| good	6.441 \| good	29.072 \| good	24.256 \| good	0.546 \| good	13.188 \| good	0.279 \| good
2025-12-28T04:00:00.000Z	52 \| moderate	10.074 \| good	15.621 \| good	21.399 \| good	0.547 \| good	16.291 \| good	0.293 \| good
2025-12-28T05:00:00.000Z	54 \| moderate	10.548 \| good	62.224 \| fine	20.752 \| good	0.527 \| good	21.76 \| good	0.293 \| good
2025-12-28T06:00:00.000Z	44 \| good	7.96 \| good	38.102 \| good	22.333 \| good	0.584 \| good	18.226 \| good	0.278 \| good
2025-12-28T07:00:00.000Z	44 \| good	8.473 \| good	46.273 \| good	15.033 \| good	0.584 \| good	18.6 \| good	0.278 \| good
2025-12-28T08:00:00.000Z	54 \| moderate	10.854 \| good	43.587 \| good	24.299 \| good	0.565 \| good	15.865 \| good	0.279 \| good
2025-12-28T09:00:00.000Z	56 \| moderate	11.65 \| good	32.996 \| good	23.441 \| good	0.584 \| good	18.648 \| good	0.328 \| good
2025-12-28T10:00:00.000Z	54 \| moderate	10.935 \| good	22.474 \| good	27.982 \| good	0.565 \| good	19.032 \| good	0.328 \| good
2025-12-28T11:00:00.000Z	52 \| moderate	10.321 \| good	13.318 \| good	23.952 \| good	0.617 \| good	17.54 \| good	0.328 \| good
2025-12-28T12:00:00.000Z	52 \| moderate	10.394 \| good	18.218 \| good	25.916 \| good	0.656 \| good	12.444 \| good	0.313 \| good
2025-12-28T13:00:00.000Z	49 \| good	9.409 \| good	33.748 \| good	26.054 \| good	0.656 \| good	13.784 \| good	0.385 \| good
2025-12-28T14:00:00.000Z	44 \| good	8.165 \| good	17.467 \| good	18.524 \| good	0.735 \| good	19.561 \| good	0.32 \| good
2025-12-28T15:00:00.000Z	38 \| good	7.304 \| good	22.064 \| good	36.53 \| good	1.204 \| good	10.209 \| good	0.271 \| good
2025-12-28T16:00:00.000Z	44 \| good	8.439 \| good	26.436 \| good	29.53 \| good	1.013 \| good	10.726 \| good	0.256 \| good
2025-12-28T17:00:00.000Z	33 \| good	6.033 \| good	26.229 \| good	32.007 \| good	1.693 \| good	7.76 \| good	0.236 \| good
2025-12-28T18:00:00.000Z	38 \| good	6.925 \| good	20.904 \| good	33.771 \| good	1.172 \| good	5.945 \| good	0.213 \| good
2025-12-28T19:00:00.000Z	38 \| good	7.255 \| good	22.299 \| good	39.06 \| good	1.162 \| good	8.513 \| good	0.213 \| good
2025-12-28T20:00:00.000Z	38 \| good	6.148 \| good	12.8 \| good	40.592 \| good	0.644 \| good	9.981 \| good	0.256 \| good
2025-12-28T21:00:00.000Z	38 \| good	6.117 \| good	10.668 \| good	40.86 \| good	0.644 \| good	10.017 \| good	0.257 \| good
2025-12-28T22:00:00.000Z	44 \| good	7.961 \| good	35.147 \| good	30.377 \| good	0.67 \| good	9.254 \| good	0.219 \| good
2025-12-28T23:00:00.000Z	49 \| good	8.984 \| good	39.433 \| good	30.508 \| good	0.712 \| good	10.933 \| good	0.236 \| good
2025-12-29T00:00:00.000Z	52 \| moderate	9.944 \| good	44.304 \| good	26.23 \| good	0.754 \| good	12.613 \| good	0.253 \| good
2025-12-29T01:00:00.000Z	52 \| moderate	10.263 \| good	45.38 \| good	25.42 \| good	0.853 \| good	13.482 \| good	0.261 \| good
2025-12-29T02:00:00.000Z	54 \| moderate	11.347 \| good	50.259 \| good	22.656 \| good	0.952 \| good	14.351 \| good	0.269 \| good
2025-12-29T03:00:00.000Z	60 \| moderate	13.745 \| fine	61.298 \| fine	19.39 \| good	1.051 \| good	15.221 \| good	0.277 \| good
2025-12-29T04:00:00.000Z	64 \| moderate	15.545 \| fine	69.22 \| fine	17.043 \| good	1.073 \| good	14.999 \| good	0.271 \| good
2025-12-29T05:00:00.000Z	64 \| moderate	16.287 \| fine	72.819 \| fine	15.856 \| good	1.095 \| good	14.776 \| good	0.265 \| good
2025-12-29T06:00:00.000Z	66 \| moderate	17.297 \| fine	77 \| fine	17.056 \| good	1.117 \| good	14.554 \| good	0.26 \| good
2025-12-29T07:00:00.000Z	67 \| moderate	17.93 \| fine	79.079 \| fine	14.26 \| good	1.071 \| good	13.74 \| good	0.243 \| good
2025-12-29T08:00:00.000Z	60 \| moderate	14.256 \| fine	63.469 \| fine	20.357 \| good	1.025 \| good	12.926 \| good	0.227 \| good
2025-12-29T09:00:00.000Z	49 \| good	8.53 \| good	37.451 \| good	30.772 \| good	0.979 \| good	12.113 \| good	0.211 \| good
2025-12-29T10:00:00.000Z	33 \| good	5.931 \| good	25.465 \| good	33.127 \| good	0.726 \| good	8.997 \| good	0.19 \| good
2025-12-29T11:00:00.000Z	31 \| good	4.662 \| good	20.159 \| good	34.497 \| good	0.472 \| good	5.881 \| good	0.17 \| good
2025-12-29T12:00:00.000Z	31 \| good	3.859 \| good	17.142 \| good	34.2 \| good	0.219 \| good	2.765 \| good	0.15 \| good
2025-12-29T13:00:00.000Z	31 \| good	4.044 \| good	18.031 \| good	34.445 \| good	0.235 \| good	2.87 \| good	0.15 \| good
2025-12-29T14:00:00.000Z	30 \| good	5.238 \| good	22.328 \| good	31.695 \| good	0.252 \| good	2.975 \| good	0.151 \| good
2025-12-29T15:00:00.000Z	33 \| good	6.276 \| good	28.135 \| good	27.814 \| good	0.268 \| good	3.081 \| good	0.152 \| good
2025-12-29T16:00:00.000Z	38 \| good	7.159 \| good	32.02 \| good	24.479 \| good	0.357 \| good	4.374 \| good	0.161 \| good
2025-12-29T17:00:00.000Z	44 \| good	8.142 \| good	35.33 \| good	22.933 \| good	0.446 \| good	5.668 \| good	0.171 \| good
2025-12-29T18:00:00.000Z	49 \| good	8.934 \| good	39.367 \| good	20.817 \| good	0.534 \| good	6.961 \| good	0.18 \| good
2025-12-29T19:00:00.000Z	52 \| moderate	9.587 \| good	43.007 \| good	18.797 \| good	0.568 \| good	8.413 \| good	0.193 \| good
2025-12-29T20:00:00.000Z	52 \| moderate	10.237 \| good	45.144 \| good	16.718 \| good	0.601 \| good	9.865 \| good	0.205 \| good
2025-12-29T21:00:00.000Z	56 \| moderate	12.198 \| fine	55.054 \| fine	15.788 \| good	0.635 \| good	11.317 \| good	0.217 \| good
2025-12-29T22:00:00.000Z	54 \| moderate	10.924 \| good	48.173 \| good	23.379 \| good	0.732 \| good	11.479 \| good	0.221 \| good
2025-12-29T23:00:00.000Z	44 \| good	8.477 \| good	37.219 \| good	34.637 \| good	0.829 \| good	11.64 \| good	0.224 \| good
2025-12-30T00:00:00.000Z	49 \| good	9.035 \| good	40.818 \| good	33.537 \| good	0.925 \| good	11.802 \| good	0.227 \| good
2025-12-30T01:00:00.000Z	44 \| good	8.401 \| good	36.97 \| good	28.555 \| good	0.698 \| good	8.497 \| good	0.212 \| good
2025-12-30T02:00:00.000Z	33 \| good	6.472 \| good	29.02 \| good	23.829 \| good	0.471 \| good	5.191 \| good	0.198 \| good
2025-12-30T03:00:00.000Z	27 \| good	5.452 \| good	23.164 \| good	22.341 \| good	0.244 \| good	1.886 \| good	0.183 \| good
2025-12-30T04:00:00.000Z	22 \| good	3.585 \| good	15.964 \| good	21.928 \| good	0.252 \| good	1.692 \| good	0.174 \| good
2025-12-30T05:00:00.000Z	21 \| good	3.339 \| good	14.93 \| good	22.578 \| good	0.259 \| good	1.499 \| good	0.165 \| good
2025-12-30T06:00:00.000Z	22 \| good	2.698 \| good	11.003 \| good	24.167 \| good	0.267 \| good	1.305 \| good	0.155 \| good
2025-12-30T07:00:00.000Z	23 \| good	1.89 \| good	7.964 \| good	24.878 \| good	0.251 \| good	1.162 \| good	0.15 \| good
2025-12-30T08:00:00.000Z	24 \| good	1.054 \| good	4.077 \| good	25.958 \| good	0.235 \| good	1.019 \| good	0.145 \| good
2025-12-30T09:00:00.000Z	25 \| good	0.864 \| good	3.077 \| good	26.647 \| good	0.22 \| good	0.876 \| good	0.14 \| good
2025-12-30T10:00:00.000Z	24 \| good	0.653 \| good	2.077 \| good	25.586 \| good	0.191 \| good	0.855 \| good	0.138 \| good
2025-12-30T11:00:00.000Z	23 \| good	0.586 \| good	2.057 \| good	25.245 \| good	0.163 \| good	0.833 \| good	0.136 \| good
2025-12-30T12:00:00.000Z	23 \| good	1.167 \| good	4.94 \| good	25.319 \| good	0.134 \| good	0.812 \| good	0.134 \| good
2025-12-30T13:00:00.000Z	24 \| good	1.399 \| good	5.21 \| good	26.023 \| good	0.128 \| good	0.699 \| good	0.134 \| good
2025-12-30T14:00:00.000Z	24 \| good	2.017 \| good	8.12 \| good	26.467 \| good	0.122 \| good	0.587 \| good	0.134 \| good
2025-12-30T15:00:00.000Z	25 \| good	2.093 \| good	8.225 \| good	26.848 \| good	0.117 \| good	0.475 \| good	0.134 \| good
2025-12-30T16:00:00.000Z	26 \| good	1.768 \| good	7.116 \| good	28.005 \| good	0.114 \| good	0.464 \| good	0.134 \| good
2025-12-30T17:00:00.000Z	27 \| good	1.912 \| good	8.014 \| good	29.194 \| good	0.111 \| good	0.453 \| good	0.133 \| good
2025-12-30T18:00:00.000Z	27 \| good	2.045 \| good	8.12 \| good	29.379 \| good	0.108 \| good	0.442 \| good	0.133 \| good
2025-12-30T19:00:00.000Z	27 \| good	1.772 \| good	7.104 \| good	28.564 \| good	0.11 \| good	0.605 \| good	0.133 \| good
2025-12-30T20:00:00.000Z	27 \| good	1.664 \| good	7.081 \| good	28.872 \| good	0.112 \| good	0.768 \| good	0.134 \| good
2025-12-30T21:00:00.000Z	27 \| good	1.925 \| good	8.104 \| good	29.216 \| good	0.113 \| good	0.931 \| good	0.134 \| good

Biddeford

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Biddeford, Maine air quality map: Track AQI near you

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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 09:00:00 on 2025-12-28.

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 10:00:00 on 2025-12-27.

What is the current air quality in Biddeford, Maine?

The current air quality in Biddeford, Maine is 38, 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 O3.

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 6.117 μg/m³.

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

The current PM₁₀ concentration at Biddeford, Maine is 10.668 μg/m³.

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

The current carbon monoxide (CO) concentration at Biddeford, Maine is 0.257 ppm.

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

The current sulfur dioxide (SO₂) concentration at Biddeford, Maine is 0.644 ppb.

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

The current ozone (O₃) concentration at Biddeford, Maine is 40.86 ppm.

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

The current nitrogen dioxide (NO₂) concentration at Biddeford, Maine is 10.017 ppb.

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Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2025-12-26T22:00:00.000Z	38 \| good	6.581 \| good	25.63 \| good	35.587 \| good	0.566 \| good	4.428 \| good	0.211 \| good
2025-12-26T23:00:00.000Z	33 \| good	6.326 \| good	22.053 \| good	35.117 \| good	0.617 \| good	6.207 \| good	0.27 \| good
2025-12-27T00:00:00.000Z	44 \| good	7.711 \| good	28.724 \| good	31.639 \| good	0.628 \| good	10.947 \| good	0.256 \| good
2025-12-27T01:00:00.000Z	52 \| moderate	10.427 \| good	21.231 \| good	27.872 \| good	0.693 \| good	7.338 \| good	0.293 \| good
2025-12-27T02:00:00.000Z	54 \| moderate	10.769 \| good	25.801 \| good	28.452 \| good	0.634 \| good	6.908 \| good	0.278 \| good
2025-12-27T03:00:00.000Z	49 \| good	8.776 \| good	14.384 \| good	30.525 \| good	0.603 \| good	8.405 \| good	0.278 \| good
2025-12-27T04:00:00.000Z	44 \| good	7.562 \| good	7.571 \| good	30.328 \| good	0.62 \| good	8.697 \| good	0.278 \| good
2025-12-27T05:00:00.000Z	38 \| good	6.812 \| good	20.204 \| good	29.992 \| good	0.637 \| good	8.54 \| good	0.216 \| good
2025-12-27T06:00:00.000Z	33 \| good	5.755 \| good	12.356 \| good	30.699 \| good	0.635 \| good	8.187 \| good	0.196 \| good
2025-12-27T07:00:00.000Z	29 \| good	5.499 \| good	20.128 \| good	30.505 \| good	0.633 \| good	7.2 \| good	0.196 \| good
2025-12-27T08:00:00.000Z	31 \| good	5.301 \| good	18.756 \| good	33.468 \| good	0.548 \| good	6.968 \| good	0.196 \| good
2025-12-27T09:00:00.000Z	30 \| good	3.778 \| good	20.123 \| good	31.806 \| good	0.59 \| good	7.46 \| good	0.177 \| good
2025-12-27T10:00:00.000Z	29 \| good	3.19 \| good	19.694 \| good	31.033 \| good	0.509 \| good	5.656 \| good	0.191 \| good
2025-12-27T11:00:00.000Z	31 \| good	2.884 \| good	14.545 \| good	33.222 \| good	0.546 \| good	3.348 \| good	0.177 \| good
2025-12-27T12:00:00.000Z	29 \| good	2.666 \| good	11.922 \| good	31.088 \| good	0.546 \| good	3.293 \| good	0.177 \| good
2025-12-27T13:00:00.000Z	31 \| good	2.682 \| good	15.442 \| good	32.864 \| good	0.546 \| good	2.867 \| good	0.2 \| good
2025-12-27T14:00:00.000Z	31 \| good	4.274 \| good	22.033 \| good	34.435 \| good	0.528 \| good	3.009 \| good	0.226 \| good
2025-12-27T15:00:00.000Z	31 \| good	3.954 \| good	15.825 \| good	34.321 \| good	0.546 \| good	3.51 \| good	0.249 \| good
2025-12-27T16:00:00.000Z	31 \| good	3.576 \| good	13.853 \| good	33.5 \| good	0.565 \| good	3.058 \| good	0.22 \| good
2025-12-27T17:00:00.000Z	33 \| good	5.738 \| good	19.051 \| good	33.254 \| good	0.639 \| good	2.577 \| good	0.234 \| good
2025-12-27T18:00:00.000Z	32 \| good	2.843 \| good	9.562 \| good	35.14 \| good	0.675 \| good	3.115 \| good	0.196 \| good
2025-12-27T19:00:00.000Z	33 \| good	2.941 \| good	13.147 \| good	35.699 \| good	0.638 \| good	4.152 \| good	0.196 \| good
2025-12-27T20:00:00.000Z	31 \| good	3.555 \| good	11.501 \| good	33.773 \| good	0.619 \| good	5.36 \| good	0.196 \| good
2025-12-27T21:00:00.000Z	31 \| good	3.548 \| good	11.594 \| good	33.514 \| good	0.619 \| good	5.102 \| good	0.231 \| good
2025-12-27T22:00:00.000Z	31 \| good	3.661 \| good	15.018 \| good	33.47 \| good	0.55 \| good	7.596 \| good	0.265 \| good
2025-12-27T23:00:00.000Z	33 \| good	5.744 \| good	17.46 \| good	32.141 \| good	0.563 \| good	14.149 \| good	0.27 \| good
2025-12-28T00:00:00.000Z	44 \| good	8.433 \| good	27.846 \| good	31.464 \| good	0.606 \| good	23.579 \| good	0.325 \| good
2025-12-28T01:00:00.000Z	44 \| good	7.553 \| good	23.735 \| good	30.375 \| good	0.523 \| good	28.182 \| good	0.398 \| good
2025-12-28T02:00:00.000Z	33 \| good	5.539 \| good	19.436 \| good	29.456 \| good	0.542 \| good	17.15 \| good	0.426 \| good
2025-12-28T03:00:00.000Z	33 \| good	6.441 \| good	29.072 \| good	24.256 \| good	0.546 \| good	13.188 \| good	0.279 \| good
2025-12-28T04:00:00.000Z	52 \| moderate	10.074 \| good	15.621 \| good	21.399 \| good	0.547 \| good	16.291 \| good	0.293 \| good
2025-12-28T05:00:00.000Z	54 \| moderate	10.548 \| good	62.224 \| fine	20.752 \| good	0.527 \| good	21.76 \| good	0.293 \| good
2025-12-28T06:00:00.000Z	44 \| good	7.96 \| good	38.102 \| good	22.333 \| good	0.584 \| good	18.226 \| good	0.278 \| good
2025-12-28T07:00:00.000Z	44 \| good	8.473 \| good	46.273 \| good	15.033 \| good	0.584 \| good	18.6 \| good	0.278 \| good
2025-12-28T08:00:00.000Z	54 \| moderate	10.854 \| good	43.587 \| good	24.299 \| good	0.565 \| good	15.865 \| good	0.279 \| good
2025-12-28T09:00:00.000Z	56 \| moderate	11.65 \| good	32.996 \| good	23.441 \| good	0.584 \| good	18.648 \| good	0.328 \| good
2025-12-28T10:00:00.000Z	54 \| moderate	10.935 \| good	22.474 \| good	27.982 \| good	0.565 \| good	19.032 \| good	0.328 \| good
2025-12-28T11:00:00.000Z	52 \| moderate	10.321 \| good	13.318 \| good	23.952 \| good	0.617 \| good	17.54 \| good	0.328 \| good
2025-12-28T12:00:00.000Z	52 \| moderate	10.394 \| good	18.218 \| good	25.916 \| good	0.656 \| good	12.444 \| good	0.313 \| good
2025-12-28T13:00:00.000Z	49 \| good	9.409 \| good	33.748 \| good	26.054 \| good	0.656 \| good	13.784 \| good	0.385 \| good
2025-12-28T14:00:00.000Z	44 \| good	8.165 \| good	17.467 \| good	18.524 \| good	0.735 \| good	19.561 \| good	0.32 \| good
2025-12-28T15:00:00.000Z	38 \| good	7.304 \| good	22.064 \| good	36.53 \| good	1.204 \| good	10.209 \| good	0.271 \| good
2025-12-28T16:00:00.000Z	44 \| good	8.439 \| good	26.436 \| good	29.53 \| good	1.013 \| good	10.726 \| good	0.256 \| good
2025-12-28T17:00:00.000Z	33 \| good	6.033 \| good	26.229 \| good	32.007 \| good	1.693 \| good	7.76 \| good	0.236 \| good
2025-12-28T18:00:00.000Z	38 \| good	6.925 \| good	20.904 \| good	33.771 \| good	1.172 \| good	5.945 \| good	0.213 \| good
2025-12-28T19:00:00.000Z	38 \| good	7.255 \| good	22.299 \| good	39.06 \| good	1.162 \| good	8.513 \| good	0.213 \| good
2025-12-28T20:00:00.000Z	38 \| good	6.148 \| good	12.8 \| good	40.592 \| good	0.644 \| good	9.981 \| good	0.256 \| good
2025-12-28T21:00:00.000Z	38 \| good	6.117 \| good	10.668 \| good	40.86 \| good	0.644 \| good	10.017 \| good	0.257 \| good
2025-12-28T22:00:00.000Z	44 \| good	7.961 \| good	35.147 \| good	30.377 \| good	0.67 \| good	9.254 \| good	0.219 \| good
2025-12-28T23:00:00.000Z	49 \| good	8.984 \| good	39.433 \| good	30.508 \| good	0.712 \| good	10.933 \| good	0.236 \| good
2025-12-29T00:00:00.000Z	52 \| moderate	9.944 \| good	44.304 \| good	26.23 \| good	0.754 \| good	12.613 \| good	0.253 \| good
2025-12-29T01:00:00.000Z	52 \| moderate	10.263 \| good	45.38 \| good	25.42 \| good	0.853 \| good	13.482 \| good	0.261 \| good
2025-12-29T02:00:00.000Z	54 \| moderate	11.347 \| good	50.259 \| good	22.656 \| good	0.952 \| good	14.351 \| good	0.269 \| good
2025-12-29T03:00:00.000Z	60 \| moderate	13.745 \| fine	61.298 \| fine	19.39 \| good	1.051 \| good	15.221 \| good	0.277 \| good
2025-12-29T04:00:00.000Z	64 \| moderate	15.545 \| fine	69.22 \| fine	17.043 \| good	1.073 \| good	14.999 \| good	0.271 \| good
2025-12-29T05:00:00.000Z	64 \| moderate	16.287 \| fine	72.819 \| fine	15.856 \| good	1.095 \| good	14.776 \| good	0.265 \| good
2025-12-29T06:00:00.000Z	66 \| moderate	17.297 \| fine	77 \| fine	17.056 \| good	1.117 \| good	14.554 \| good	0.26 \| good
2025-12-29T07:00:00.000Z	67 \| moderate	17.93 \| fine	79.079 \| fine	14.26 \| good	1.071 \| good	13.74 \| good	0.243 \| good
2025-12-29T08:00:00.000Z	60 \| moderate	14.256 \| fine	63.469 \| fine	20.357 \| good	1.025 \| good	12.926 \| good	0.227 \| good
2025-12-29T09:00:00.000Z	49 \| good	8.53 \| good	37.451 \| good	30.772 \| good	0.979 \| good	12.113 \| good	0.211 \| good
2025-12-29T10:00:00.000Z	33 \| good	5.931 \| good	25.465 \| good	33.127 \| good	0.726 \| good	8.997 \| good	0.19 \| good
2025-12-29T11:00:00.000Z	31 \| good	4.662 \| good	20.159 \| good	34.497 \| good	0.472 \| good	5.881 \| good	0.17 \| good
2025-12-29T12:00:00.000Z	31 \| good	3.859 \| good	17.142 \| good	34.2 \| good	0.219 \| good	2.765 \| good	0.15 \| good
2025-12-29T13:00:00.000Z	31 \| good	4.044 \| good	18.031 \| good	34.445 \| good	0.235 \| good	2.87 \| good	0.15 \| good
2025-12-29T14:00:00.000Z	30 \| good	5.238 \| good	22.328 \| good	31.695 \| good	0.252 \| good	2.975 \| good	0.151 \| good
2025-12-29T15:00:00.000Z	33 \| good	6.276 \| good	28.135 \| good	27.814 \| good	0.268 \| good	3.081 \| good	0.152 \| good
2025-12-29T16:00:00.000Z	38 \| good	7.159 \| good	32.02 \| good	24.479 \| good	0.357 \| good	4.374 \| good	0.161 \| good
2025-12-29T17:00:00.000Z	44 \| good	8.142 \| good	35.33 \| good	22.933 \| good	0.446 \| good	5.668 \| good	0.171 \| good
2025-12-29T18:00:00.000Z	49 \| good	8.934 \| good	39.367 \| good	20.817 \| good	0.534 \| good	6.961 \| good	0.18 \| good
2025-12-29T19:00:00.000Z	52 \| moderate	9.587 \| good	43.007 \| good	18.797 \| good	0.568 \| good	8.413 \| good	0.193 \| good
2025-12-29T20:00:00.000Z	52 \| moderate	10.237 \| good	45.144 \| good	16.718 \| good	0.601 \| good	9.865 \| good	0.205 \| good
2025-12-29T21:00:00.000Z	56 \| moderate	12.198 \| fine	55.054 \| fine	15.788 \| good	0.635 \| good	11.317 \| good	0.217 \| good
2025-12-29T22:00:00.000Z	54 \| moderate	10.924 \| good	48.173 \| good	23.379 \| good	0.732 \| good	11.479 \| good	0.221 \| good
2025-12-29T23:00:00.000Z	44 \| good	8.477 \| good	37.219 \| good	34.637 \| good	0.829 \| good	11.64 \| good	0.224 \| good
2025-12-30T00:00:00.000Z	49 \| good	9.035 \| good	40.818 \| good	33.537 \| good	0.925 \| good	11.802 \| good	0.227 \| good
2025-12-30T01:00:00.000Z	44 \| good	8.401 \| good	36.97 \| good	28.555 \| good	0.698 \| good	8.497 \| good	0.212 \| good
2025-12-30T02:00:00.000Z	33 \| good	6.472 \| good	29.02 \| good	23.829 \| good	0.471 \| good	5.191 \| good	0.198 \| good
2025-12-30T03:00:00.000Z	27 \| good	5.452 \| good	23.164 \| good	22.341 \| good	0.244 \| good	1.886 \| good	0.183 \| good
2025-12-30T04:00:00.000Z	22 \| good	3.585 \| good	15.964 \| good	21.928 \| good	0.252 \| good	1.692 \| good	0.174 \| good
2025-12-30T05:00:00.000Z	21 \| good	3.339 \| good	14.93 \| good	22.578 \| good	0.259 \| good	1.499 \| good	0.165 \| good
2025-12-30T06:00:00.000Z	22 \| good	2.698 \| good	11.003 \| good	24.167 \| good	0.267 \| good	1.305 \| good	0.155 \| good
2025-12-30T07:00:00.000Z	23 \| good	1.89 \| good	7.964 \| good	24.878 \| good	0.251 \| good	1.162 \| good	0.15 \| good
2025-12-30T08:00:00.000Z	24 \| good	1.054 \| good	4.077 \| good	25.958 \| good	0.235 \| good	1.019 \| good	0.145 \| good
2025-12-30T09:00:00.000Z	25 \| good	0.864 \| good	3.077 \| good	26.647 \| good	0.22 \| good	0.876 \| good	0.14 \| good
2025-12-30T10:00:00.000Z	24 \| good	0.653 \| good	2.077 \| good	25.586 \| good	0.191 \| good	0.855 \| good	0.138 \| good
2025-12-30T11:00:00.000Z	23 \| good	0.586 \| good	2.057 \| good	25.245 \| good	0.163 \| good	0.833 \| good	0.136 \| good
2025-12-30T12:00:00.000Z	23 \| good	1.167 \| good	4.94 \| good	25.319 \| good	0.134 \| good	0.812 \| good	0.134 \| good
2025-12-30T13:00:00.000Z	24 \| good	1.399 \| good	5.21 \| good	26.023 \| good	0.128 \| good	0.699 \| good	0.134 \| good
2025-12-30T14:00:00.000Z	24 \| good	2.017 \| good	8.12 \| good	26.467 \| good	0.122 \| good	0.587 \| good	0.134 \| good
2025-12-30T15:00:00.000Z	25 \| good	2.093 \| good	8.225 \| good	26.848 \| good	0.117 \| good	0.475 \| good	0.134 \| good
2025-12-30T16:00:00.000Z	26 \| good	1.768 \| good	7.116 \| good	28.005 \| good	0.114 \| good	0.464 \| good	0.134 \| good
2025-12-30T17:00:00.000Z	27 \| good	1.912 \| good	8.014 \| good	29.194 \| good	0.111 \| good	0.453 \| good	0.133 \| good
2025-12-30T18:00:00.000Z	27 \| good	2.045 \| good	8.12 \| good	29.379 \| good	0.108 \| good	0.442 \| good	0.133 \| good
2025-12-30T19:00:00.000Z	27 \| good	1.772 \| good	7.104 \| good	28.564 \| good	0.11 \| good	0.605 \| good	0.133 \| good
2025-12-30T20:00:00.000Z	27 \| good	1.664 \| good	7.081 \| good	28.872 \| good	0.112 \| good	0.768 \| good	0.134 \| good
2025-12-30T21:00:00.000Z	27 \| good	1.925 \| good	8.104 \| good	29.216 \| good	0.113 \| good	0.931 \| good	0.134 \| good

Biddeford, Maine live air quality index now

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

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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?