What is the current concentration of PM10 in Glastonbury, Connecticut?

The current PM10 concentration at Glastonbury, Connecticut is 13.933 μg/m3.

What is the current concentration of sulfur dioxide (SO2) in Glastonbury, Connecticut?

The current sulfur dioxide (SO2) concentration at Glastonbury, Connecticut is 0.264 ppb.

What is the current concentration of ozone (O3) in Glastonbury, Connecticut?

The current ozone (O3) concentration at Glastonbury, Connecticut is 46.415 ppm.

What is the current concentration of nitrogen dioxide (NO2) in Glastonbury, Connecticut?

The current nitrogen dioxide (NO2) concentration at Glastonbury, Connecticut is 5.407 ppb.

Glastonbury, Connecticut live air quality index now

Q: What is the current concentration of PM2.5 in Glastonbury, Connecticut?

The current PM2.5 concentration at Glastonbury, Connecticut is 5.135 μg/m3.

Stay updated with real-time air quality in Glastonbury, Connecticut 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

Glastonbury, Connecticut

Last updated: ... (Local time)

Major air pollutants in Glastonbury, Connecticut

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

5.13 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

13.93 μg/m³

155

255

425

605+

Ozone (O₃)

46.41 ppb

201

201+

Sulfur Dioxide (SO₂)

0.26 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

5.41 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.26 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

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Glastonbury, Connecticut

Scroll To Air Quality Map

Track live Glastonbury, Connecticut air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-03-27T23:00:00.000Z	37 \| good	2.593 \| good	6.09 \| good	39.674 \| good	0.188 \| good	3.549 \| good	0.207 \| good
2026-03-28T00:00:00.000Z	36 \| good	2.73 \| good	7.836 \| good	39.188 \| good	0.136 \| good	5.126 \| good	0.213 \| good
2026-03-28T01:00:00.000Z	36 \| good	2.959 \| good	6.513 \| good	38.672 \| good	0.192 \| good	6.877 \| good	0.202 \| good
2026-03-28T02:00:00.000Z	36 \| good	3.47 \| good	7.454 \| good	39.053 \| good	0.171 \| good	7.685 \| good	0.198 \| good
2026-03-28T03:00:00.000Z	32 \| good	4.016 \| good	8.407 \| good	35.073 \| good	0.159 \| good	9.163 \| good	0.226 \| good
2026-03-28T04:00:00.000Z	34 \| good	4.59 \| good	10.426 \| good	37.421 \| good	0.173 \| good	10.997 \| good	0.211 \| good
2026-03-28T05:00:00.000Z	34 \| good	5.655 \| good	10.811 \| good	37.271 \| good	0.162 \| good	12.736 \| good	0.211 \| good
2026-03-28T06:00:00.000Z	33 \| good	5.642 \| good	11.021 \| good	34.199 \| good	0.2 \| good	12.362 \| good	0.204 \| good
2026-03-28T07:00:00.000Z	30 \| good	5.066 \| good	11.877 \| good	32.203 \| good	0.18 \| good	8.615 \| good	0.192 \| good
2026-03-28T08:00:00.000Z	31 \| good	4.406 \| good	10.243 \| good	33.742 \| good	0.138 \| good	5.746 \| good	0.193 \| good
2026-03-28T09:00:00.000Z	31 \| good	4.214 \| good	10.09 \| good	33.97 \| good	0.138 \| good	4.485 \| good	0.193 \| good
2026-03-28T10:00:00.000Z	31 \| good	4.156 \| good	9.611 \| good	34.224 \| good	0.15 \| good	4.764 \| good	0.123 \| good
2026-03-28T11:00:00.000Z	33 \| good	4.174 \| good	9.606 \| good	36.297 \| good	0.149 \| good	4.539 \| good	0.116 \| good
2026-03-28T12:00:00.000Z	34 \| good	4.189 \| good	10.682 \| good	36.833 \| good	0.161 \| good	3.758 \| good	0.191 \| good
2026-03-28T13:00:00.000Z	33 \| good	4.141 \| good	9.09 \| good	36.054 \| good	0.204 \| good	3.291 \| good	0.204 \| good
2026-03-28T14:00:00.000Z	35 \| good	4.236 \| good	10.012 \| good	38.332 \| good	0.161 \| good	2.593 \| good	0.128 \| good
2026-03-28T15:00:00.000Z	37 \| good	4.189 \| good	10.807 \| good	39.948 \| good	0.147 \| good	1.878 \| good	0.128 \| good
2026-03-28T16:00:00.000Z	38 \| good	4.134 \| good	11.407 \| good	40.541 \| good	0.169 \| good	1.769 \| good	0.116 \| good
2026-03-28T17:00:00.000Z	37 \| good	4.142 \| good	8.94 \| good	39.981 \| good	0.203 \| good	1.73 \| good	0.116 \| good
2026-03-28T18:00:00.000Z	39 \| good	4.031 \| good	8.445 \| good	42.374 \| good	0.187 \| good	1.586 \| good	0.185 \| good
2026-03-28T19:00:00.000Z	40 \| good	4.001 \| good	8.47 \| good	42.827 \| good	0.191 \| good	1.804 \| good	0.185 \| good
2026-03-28T20:00:00.000Z	39 \| good	3.772 \| good	8.319 \| good	42.14 \| good	0.175 \| good	1.939 \| good	0.185 \| good
2026-03-28T21:00:00.000Z	39 \| good	3.477 \| good	7.962 \| good	41.938 \| good	0.135 \| good	2.032 \| good	0.202 \| good
2026-03-28T22:00:00.000Z	40 \| good	3.234 \| good	9.14 \| good	43.185 \| good	0.13 \| good	2.121 \| good	0.128 \| good
2026-03-28T23:00:00.000Z	40 \| good	3.065 \| good	8.144 \| good	42.502 \| good	0.135 \| good	2.528 \| good	0.19 \| good
2026-03-29T00:00:00.000Z	39 \| good	3.163 \| good	9.449 \| good	41.751 \| good	0.236 \| good	3.471 \| good	0.19 \| good
2026-03-29T01:00:00.000Z	38 \| good	3.163 \| good	9.501 \| good	41.204 \| good	0.246 \| good	5.568 \| good	0.212 \| good
2026-03-29T02:00:00.000Z	38 \| good	3.332 \| good	10.781 \| good	40.613 \| good	0.192 \| good	6.065 \| good	0.207 \| good
2026-03-29T03:00:00.000Z	27 \| good	3.53 \| good	15.667 \| good	28.67 \| good	0.652 \| good	4.317 \| good	0.215 \| good
2026-03-29T04:00:00.000Z	32 \| good	3.464 \| good	8.999 \| good	34.932 \| good	0.15 \| good	10.679 \| good	0.21 \| good
2026-03-29T05:00:00.000Z	30 \| good	3.719 \| good	8.016 \| good	32.009 \| good	0.232 \| good	11.732 \| good	0.198 \| good
2026-03-29T06:00:00.000Z	30 \| good	3.718 \| good	8.955 \| good	31.904 \| good	0.231 \| good	11.966 \| good	0.198 \| good
2026-03-29T07:00:00.000Z	26 \| good	3.935 \| good	7.54 \| good	28.171 \| good	0.342 \| good	18.682 \| good	0.271 \| good
2026-03-29T08:00:00.000Z	29 \| good	4.989 \| good	9.998 \| good	24.594 \| good	0.248 \| good	30.51 \| good	0.349 \| good
2026-03-29T09:00:00.000Z	31 \| good	5.227 \| good	9.491 \| good	21.741 \| good	0.356 \| good	33.052 \| good	0.362 \| good
2026-03-29T10:00:00.000Z	27 \| good	5 \| good	9.093 \| good	22.195 \| good	0.324 \| good	25.656 \| good	0.292 \| good
2026-03-29T11:00:00.000Z	27 \| good	4.931 \| good	9.05 \| good	24.129 \| good	0.384 \| good	24.465 \| good	0.315 \| good
2026-03-29T12:00:00.000Z	27 \| good	4.928 \| good	9.774 \| good	23.991 \| good	0.355 \| good	19.288 \| good	0.376 \| good
2026-03-29T13:00:00.000Z	27 \| good	5.042 \| good	10.93 \| good	25.454 \| good	0.316 \| good	19.078 \| good	0.345 \| good
2026-03-29T14:00:00.000Z	28 \| good	5.059 \| good	11.999 \| good	30.461 \| good	0.331 \| good	8.58 \| good	0.259 \| good
2026-03-29T15:00:00.000Z	32 \| good	4.646 \| good	13.39 \| good	35.432 \| good	0.322 \| good	5.818 \| good	0.254 \| good
2026-03-29T16:00:00.000Z	34 \| good	4.571 \| good	9.364 \| good	36.97 \| good	0.219 \| good	5.156 \| good	0.197 \| good
2026-03-29T17:00:00.000Z	38 \| good	4.626 \| good	12.933 \| good	41.432 \| good	0.205 \| good	4.342 \| good	0.28 \| good
2026-03-29T18:00:00.000Z	38 \| good	4.818 \| good	11.276 \| good	41.258 \| good	0.193 \| good	6.063 \| good	0.261 \| good
2026-03-29T19:00:00.000Z	39 \| good	4.963 \| good	12.282 \| good	42.318 \| good	0.216 \| good	5.834 \| good	0.261 \| good
2026-03-29T20:00:00.000Z	42 \| good	5.032 \| good	14.908 \| good	44.52 \| good	0.265 \| good	5.107 \| good	0.261 \| good
2026-03-29T21:00:00.000Z	43 \| good	5.135 \| good	13.933 \| good	46.415 \| good	0.264 \| good	5.407 \| good	0.261 \| good
2026-03-29T22:00:00.000Z	43 \| good	5.135 \| good	13.933 \| good	46.415 \| good	0.264 \| good	5.407 \| good	0.261 \| good
2026-03-29T23:00:00.000Z	43 \| good	6.907 \| good	30.52 \| good	46.186 \| good	1.755 \| good	6.665 \| good	0.194 \| good
2026-03-30T00:00:00.000Z	41 \| good	5.658 \| good	24.376 \| good	43.596 \| good	1.722 \| good	7.459 \| good	0.203 \| good
2026-03-30T01:00:00.000Z	38 \| good	5.624 \| good	24.101 \| good	41.476 \| good	1.58 \| good	6.737 \| good	0.198 \| good
2026-03-30T02:00:00.000Z	37 \| good	5.799 \| good	25.128 \| good	39.528 \| good	1.439 \| good	6.014 \| good	0.194 \| good
2026-03-30T03:00:00.000Z	34 \| good	6.406 \| good	28.193 \| good	36.737 \| good	1.298 \| good	5.292 \| good	0.189 \| good
2026-03-30T04:00:00.000Z	44 \| good	8.013 \| good	35.347 \| good	37.614 \| good	1.187 \| good	4.741 \| good	0.178 \| good
2026-03-30T05:00:00.000Z	44 \| good	7.634 \| good	33.686 \| good	35.862 \| good	1.076 \| good	4.191 \| good	0.168 \| good
2026-03-30T06:00:00.000Z	33 \| good	6.06 \| good	26.582 \| good	35.018 \| good	0.966 \| good	3.64 \| good	0.157 \| good
2026-03-30T07:00:00.000Z	34 \| good	4.353 \| good	18.979 \| good	36.55 \| good	0.948 \| good	3.265 \| good	0.158 \| good
2026-03-30T08:00:00.000Z	30 \| good	4.912 \| good	21.198 \| good	31.62 \| good	0.931 \| good	2.89 \| good	0.158 \| good
2026-03-30T09:00:00.000Z	29 \| good	3.467 \| good	15.332 \| good	31.388 \| good	0.913 \| good	2.515 \| good	0.159 \| good
2026-03-30T10:00:00.000Z	27 \| good	1.207 \| good	4.996 \| good	29.202 \| good	1.041 \| good	3.188 \| good	0.17 \| good
2026-03-30T11:00:00.000Z	24 \| good	2.535 \| good	10.496 \| good	25.691 \| good	1.169 \| good	3.861 \| good	0.182 \| good
2026-03-30T12:00:00.000Z	23 \| good	3.088 \| good	12.934 \| good	25.291 \| good	1.297 \| good	4.535 \| good	0.194 \| good
2026-03-30T13:00:00.000Z	27 \| good	4.811 \| good	21.196 \| good	28.526 \| good	1.497 \| good	4.995 \| good	0.199 \| good
2026-03-30T14:00:00.000Z	33 \| good	6.257 \| good	27.703 \| good	28.572 \| good	1.697 \| good	5.455 \| good	0.204 \| good
2026-03-30T15:00:00.000Z	38 \| good	6.948 \| good	30.517 \| good	25.224 \| good	1.897 \| good	5.915 \| good	0.209 \| good
2026-03-30T16:00:00.000Z	44 \| good	8.309 \| good	36.507 \| good	29.416 \| good	2.014 \| good	5.544 \| good	0.2 \| good
2026-03-30T17:00:00.000Z	44 \| good	7.775 \| good	34.185 \| good	26.719 \| good	2.131 \| good	5.173 \| good	0.192 \| good
2026-03-30T18:00:00.000Z	52 \| moderate	9.969 \| good	44.35 \| good	39.661 \| good	2.248 \| good	4.802 \| good	0.183 \| good
2026-03-30T19:00:00.000Z	49 \| good	8.856 \| good	38.934 \| good	37.619 \| good	2.189 \| good	5.006 \| good	0.182 \| good
2026-03-30T20:00:00.000Z	49 \| good	9.339 \| good	41.67 \| good	32.276 \| good	2.129 \| good	5.211 \| good	0.181 \| good
2026-03-30T21:00:00.000Z	52 \| moderate	9.503 \| good	42.131 \| good	34.232 \| good	2.069 \| good	5.415 \| good	0.179 \| good
2026-03-30T22:00:00.000Z	34 \| good	5.798 \| good	25.236 \| good	37.102 \| good	2.122 \| good	6.675 \| good	0.187 \| good
2026-03-30T23:00:00.000Z	49 \| good	8.99 \| good	39.828 \| good	27.045 \| good	2.175 \| good	7.936 \| good	0.195 \| good
2026-03-31T00:00:00.000Z	49 \| good	9.088 \| good	40.128 \| good	26.146 \| good	2.228 \| good	9.196 \| good	0.203 \| good
2026-03-31T01:00:00.000Z	54 \| moderate	10.511 \| good	46.543 \| good	28.689 \| good	2.361 \| good	9.45 \| good	0.205 \| good
2026-03-31T02:00:00.000Z	66 \| moderate	17.227 \| fine	76.687 \| fine	21.491 \| good	2.495 \| good	9.704 \| good	0.208 \| good
2026-03-31T03:00:00.000Z	62 \| moderate	15.385 \| fine	68.415 \| fine	24.209 \| good	2.628 \| good	9.957 \| good	0.211 \| good
2026-03-31T04:00:00.000Z	56 \| moderate	12.312 \| fine	55.29 \| fine	29.571 \| good	2.514 \| good	9.248 \| good	0.206 \| good
2026-03-31T05:00:00.000Z	52 \| moderate	10.366 \| good	45.961 \| good	31.074 \| good	2.399 \| good	8.54 \| good	0.201 \| good
2026-03-31T06:00:00.000Z	58 \| moderate	12.967 \| fine	13.336 \| good	37.335 \| good	2.299 \| good	7.852 \| good	0.196 \| good
2026-03-31T07:00:00.000Z	60 \| moderate	13.594 \| fine	60.975 \| fine	22.643 \| good	2.164 \| good	7.209 \| good	0.188 \| good
2026-03-31T08:00:00.000Z	62 \| moderate	14.926 \| fine	67.035 \| fine	19.189 \| good	2.043 \| good	6.588 \| good	0.182 \| good
2026-03-31T09:00:00.000Z	60 \| moderate	13.722 \| fine	61.509 \| fine	13.163 \| good	1.923 \| good	5.966 \| good	0.175 \| good
2026-03-31T10:00:00.000Z	44 \| good	7.936 \| good	34.757 \| good	24.115 \| good	1.799 \| good	6.422 \| good	0.173 \| good
2026-03-31T11:00:00.000Z	33 \| good	6.295 \| good	27.958 \| good	23.65 \| good	1.676 \| good	6.877 \| good	0.171 \| good
2026-03-31T12:00:00.000Z	52 \| moderate	9.791 \| good	10.136 \| good	36.307 \| good	1.565 \| good	7.374 \| good	0.17 \| good
2026-03-31T13:00:00.000Z	52 \| moderate	10.077 \| good	10.439 \| good	35.881 \| good	1.632 \| good	7.292 \| good	0.176 \| good
2026-03-31T14:00:00.000Z	52 \| moderate	9.742 \| good	10.04 \| good	35.455 \| good	1.699 \| good	7.209 \| good	0.182 \| good
2026-03-31T15:00:00.000Z	49 \| good	9.225 \| good	9.578 \| good	35.029 \| good	1.766 \| good	7.126 \| good	0.187 \| good
2026-03-31T16:00:00.000Z	52 \| moderate	9.739 \| good	10.164 \| good	37.517 \| good	1.753 \| good	6.651 \| good	0.184 \| good
2026-03-31T17:00:00.000Z	54 \| moderate	11.246 \| good	49.87 \| good	29.58 \| good	1.738 \| good	6.19 \| good	0.181 \| good
2026-03-31T18:00:00.000Z	52 \| moderate	9.912 \| good	10.377 \| good	42.494 \| good	1.727 \| good	5.702 \| good	0.178 \| good
2026-03-31T19:00:00.000Z	52 \| moderate	9.809 \| good	10.336 \| good	42.943 \| good	1.667 \| good	6.013 \| good	0.179 \| good
2026-03-31T20:00:00.000Z	52 \| moderate	9.82 \| good	10.345 \| good	43.392 \| good	1.607 \| good	6.323 \| good	0.18 \| good
2026-03-31T21:00:00.000Z	52 \| moderate	9.78 \| good	10.367 \| good	43.841 \| good	1.547 \| good	6.634 \| good	0.182 \| good
2026-03-31T22:00:00.000Z	52 \| moderate	9.656 \| good	10.319 \| good	43.374 \| good	1.527 \| good	7.425 \| good	0.185 \| good

Glastonbury

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Glastonbury, Connecticut air quality map: Track AQI near you

0.23ppm

How accurate is Connecticut, USA air quality data?

Air quality data and pollutant measurements for Connecticut, 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 Glastonbury, Connecticut updated?

The air quality for Glastonbury, Connecticut is updated every hour.

When was the worst air quality at Glastonbury, Connecticut in the last 24 hrs?

The worst air quality in Glastonbury, Connecticut in the last 24 hours was observed at 09:00:00 on 2026-03-29.

When was the best air quality at Glastonbury, Connecticut in the last 24 hrs?

In the last 24 hrs, the best air quality in Glastonbury, Connecticut was observed at 07:00:00 on 2026-03-29.

What is the current air quality in Glastonbury, Connecticut?

The current air quality in Glastonbury, Connecticut is 43, categorized as Good based on real-time data.

What pollutant is the most common in Glastonbury, Connecticut?

The most common pollutant in Glastonbury, Connecticut is O3.

What should I do if the air quality in Glastonbury, Connecticut is poor?

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

What is the current concentration of PM_2.5 in Glastonbury, Connecticut?

The current PM_2.5 concentration at Glastonbury, Connecticut is 5.135 μg/m³.

What is the current concentration of PM₁₀ in Glastonbury, Connecticut?

The current PM₁₀ concentration at Glastonbury, Connecticut is 13.933 μg/m³.

What is the current concentration of carbon monoxide (CO) in Glastonbury, Connecticut?

The current carbon monoxide (CO) concentration at Glastonbury, Connecticut is 0.261 ppm.

What is the current concentration of sulfur dioxide (SO₂) in Glastonbury, Connecticut?

The current sulfur dioxide (SO₂) concentration at Glastonbury, Connecticut is 0.264 ppb.

What is the current concentration of ozone (O₃) in Glastonbury, Connecticut?

The current ozone (O₃) concentration at Glastonbury, Connecticut is 46.415 ppm.

What is the current concentration of nitrogen dioxide (NO₂) in Glastonbury, Connecticut?

The current nitrogen dioxide (NO₂) concentration at Glastonbury, Connecticut is 5.407 ppb.

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