What is the sulfur dioxide (SO2) level in Waterford, Connecticut at the moment?

Currently, Waterford, Connecticut has a sulfur dioxide (SO2) concentration of 0.131 ppb.

What is the ozone (O3) level in Waterford, Connecticut at the moment?

The current ozone (O3) level in Waterford, Connecticut at the moment is 33.703 ppm.

What is the nitrogen dioxide (NO2) level in Waterford, Connecticut at the moment?

Nitrogen dioxide (NO2) level in Waterford, Connecticut at the moment is 7.847 ppb.

Live air quality index in Waterford, Connecticut today

Name: Live air pollution levels in Waterford, Connecticut today
Creator: Ambee

Stay updated with real-time air quality in Waterford, 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)

Moderate

Waterford, Connecticut

Last updated: ... (Local time)

Major air pollutants in Waterford, Connecticut

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

9.90 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

18.64 μg/m³

155

255

425

605+

Ozone (O₃)

51.82 ppb

201

201+

Sulfur Dioxide (SO₂)

0.27 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

6.61 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.24 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

Low

Waterford, Connecticut

Get Live Pollen Counts

Waterford, Connecticut

Scroll To Air Quality Map

Track live Waterford, Connecticut air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2025-07-28T20:00:00.000Z	60 \| moderate	14.264 \| fine	21.078 \| good	42.008 \| good	0.186 \| good	10.941 \| good	0.264 \| good
2025-07-28T21:00:00.000Z	60 \| moderate	14.26 \| fine	21.082 \| good	45.001 \| good	0.189 \| good	5.656 \| good	0.288 \| good
2025-07-28T22:00:00.000Z	66 \| moderate	16.748 \| fine	24.118 \| good	48.983 \| good	0.192 \| good	5.528 \| good	0.286 \| good
2025-07-28T23:00:00.000Z	69 \| moderate	18.545 \| fine	25.119 \| good	50.961 \| good	0.194 \| good	3.374 \| good	0.296 \| good
2025-07-29T00:00:00.000Z	69 \| moderate	19.244 \| fine	25.134 \| good	45.002 \| good	0.271 \| good	2.879 \| good	0.299 \| good
2025-07-29T01:00:00.000Z	69 \| moderate	19.245 \| fine	25.125 \| good	46.955 \| good	0.178 \| good	4.494 \| good	0.304 \| good
2025-07-29T02:00:00.000Z	71 \| moderate	19.756 \| fine	26.138 \| good	42.953 \| good	0.264 \| good	5.914 \| good	0.323 \| good
2025-07-29T03:00:00.000Z	71 \| moderate	19.556 \| fine	25.082 \| good	41.91 \| good	0.25 \| good	7.572 \| good	0.367 \| good
2025-07-29T04:00:00.000Z	69 \| moderate	19.458 \| fine	25.163 \| good	41.889 \| good	0.244 \| good	6.44 \| good	0.357 \| good
2025-07-29T05:00:00.000Z	69 \| moderate	19.464 \| fine	25.195 \| good	40.877 \| good	0.779 \| good	7.552 \| good	0.298 \| good
2025-07-29T06:00:00.000Z	69 \| moderate	18.967 \| fine	25.227 \| good	35.893 \| good	0.776 \| good	6.928 \| good	0.311 \| good
2025-07-29T07:00:00.000Z	69 \| moderate	18.955 \| fine	25.217 \| good	34.878 \| good	0.307 \| good	6.469 \| good	0.325 \| good
2025-07-29T08:00:00.000Z	69 \| moderate	19.154 \| fine	25.185 \| good	32.866 \| good	0.261 \| good	5.96 \| good	0.325 \| good
2025-07-29T09:00:00.000Z	69 \| moderate	18.854 \| fine	25.223 \| good	31.879 \| good	0.159 \| good	8.384 \| good	0.345 \| good
2025-07-29T10:00:00.000Z	69 \| moderate	18.859 \| fine	25.164 \| good	31.86 \| good	0.14 \| good	11.151 \| good	0.38 \| good
2025-07-29T11:00:00.000Z	69 \| moderate	18.859 \| fine	25.126 \| good	29.858 \| good	0.177 \| good	11.606 \| good	0.404 \| good
2025-07-29T12:00:00.000Z	66 \| moderate	17.366 \| fine	22.103 \| good	28.869 \| good	0.215 \| good	11.354 \| good	0.513 \| good
2025-07-29T13:00:00.000Z	62 \| moderate	15.278 \| fine	19.106 \| good	30.89 \| good	0.218 \| good	12.135 \| good	0.491 \| good
2025-07-29T14:00:00.000Z	56 \| moderate	12.208 \| fine	18.253 \| good	33.916 \| good	0.258 \| good	14.255 \| good	0.421 \| good
2025-07-29T15:00:00.000Z	56 \| moderate	12.005 \| good	18.151 \| good	41.898 \| good	0.5 \| good	25.889 \| good	0.387 \| good
2025-07-29T16:00:00.000Z	56 \| moderate	12.306 \| fine	18.208 \| good	48.888 \| good	0.441 \| good	20.44 \| good	0.344 \| good
2025-07-29T17:00:00.000Z	58 \| moderate	12.998 \| fine	20.237 \| good	49.93 \| good	0.309 \| good	15.965 \| good	0.344 \| good
2025-07-29T18:00:00.000Z	64 \| moderate	13.895 \| fine	22.151 \| good	58.895 \| fine	0.264 \| good	9.994 \| good	0.414 \| good
2025-07-29T19:00:00.000Z	100 \| moderate	13.875 \| fine	22.108 \| good	69.859 \| fine	0.285 \| good	9.767 \| good	0.315 \| good
2025-07-29T20:00:00.000Z	126 \| sensitive	13.976 \| fine	22.13 \| good	77.821 \| moderate	0.38 \| good	19.878 \| good	0.312 \| good
2025-07-29T21:00:00.000Z	126 \| sensitive	13.187 \| fine	21.11 \| good	77.891 \| moderate	0.429 \| good	17.657 \| good	0.288 \| good
2025-07-29T22:00:00.000Z	90 \| moderate	13.182 \| fine	21.167 \| good	66.957 \| fine	0.367 \| good	4.68 \| good	0.288 \| good
2025-07-29T23:00:00.000Z	122 \| sensitive	13.084 \| fine	21.205 \| good	76.855 \| moderate	0.406 \| good	4.151 \| good	0.288 \| good
2025-07-30T00:00:00.000Z	112 \| sensitive	13.087 \| fine	22.174 \| good	73.831 \| moderate	0.42 \| good	5.994 \| good	0.316 \| good
2025-07-30T01:00:00.000Z	87 \| moderate	12.885 \| fine	21.153 \| good	65.868 \| fine	0.4 \| good	5.654 \| good	0.269 \| good
2025-07-30T02:00:00.000Z	80 \| moderate	12.585 \| fine	21.103 \| good	63.87 \| fine	0.179 \| good	7.862 \| good	0.337 \| good
2025-07-30T03:00:00.000Z	79 \| moderate	23.56 \| fine	103 \| fine	46.409 \| good	0.724 \| good	6.51 \| good	0.285 \| good
2025-07-30T04:00:00.000Z	56 \| moderate	12.092 \| good	19.148 \| good	53.897 \| good	0.26 \| good	10.519 \| good	0.324 \| good
2025-07-30T05:00:00.000Z	56 \| moderate	12.088 \| good	18.208 \| good	53.883 \| good	0.454 \| good	14.494 \| good	0.313 \| good
2025-07-30T06:00:00.000Z	58 \| moderate	12.193 \| fine	19.2 \| good	56.84 \| fine	0.379 \| good	18.438 \| good	0.268 \| good
2025-07-30T07:00:00.000Z	58 \| moderate	12.309 \| fine	19.235 \| good	56.832 \| fine	0.219 \| good	14.154 \| good	0.246 \| good
2025-07-30T08:00:00.000Z	58 \| moderate	12.5 \| fine	19.225 \| good	51.815 \| good	0.301 \| good	14.931 \| good	0.246 \| good
2025-07-30T09:00:00.000Z	58 \| moderate	12.6 \| fine	18.197 \| good	42.849 \| good	0.294 \| good	13.417 \| good	0.243 \| good
2025-07-30T10:00:00.000Z	58 \| moderate	12.588 \| fine	18.228 \| good	36.877 \| good	0.199 \| good	11.387 \| good	0.316 \| good
2025-07-30T11:00:00.000Z	58 \| moderate	12.683 \| fine	18.195 \| good	29.911 \| good	0.177 \| good	19.251 \| good	0.344 \| good
2025-07-30T12:00:00.000Z	58 \| moderate	12.674 \| fine	18.173 \| good	27.926 \| good	0.195 \| good	14.125 \| good	0.33 \| good
2025-07-30T13:00:00.000Z	56 \| moderate	12.276 \| fine	18.125 \| good	29.947 \| good	0.215 \| good	9.159 \| good	0.284 \| good
2025-07-30T14:00:00.000Z	54 \| moderate	10.887 \| good	18.134 \| good	33.975 \| good	0.12 \| good	7.862 \| good	0.261 \| good
2025-07-30T15:00:00.000Z	54 \| moderate	10.689 \| good	18.11 \| good	33.985 \| good	0.203 \| good	8.672 \| good	0.303 \| good
2025-07-30T16:00:00.000Z	54 \| moderate	10.59 \| good	18.165 \| good	41.949 \| good	0.28 \| good	10.266 \| good	0.482 \| good
2025-07-30T17:00:00.000Z	54 \| moderate	10.785 \| good	18.129 \| good	46.953 \| good	0.277 \| good	8.547 \| good	0.265 \| good
2025-07-30T18:00:00.000Z	52 \| moderate	10.395 \| good	17.121 \| good	48.949 \| good	0.261 \| good	7.787 \| good	0.238 \| good
2025-07-30T19:00:00.000Z	52 \| moderate	9.989 \| good	17.137 \| good	51.978 \| good	0.27 \| good	6.669 \| good	0.243 \| good
2025-07-30T19:00:00.000Z	52 \| moderate	9.899 \| good	18.638 \| good	51.821 \| good	0.274 \| good	6.614 \| good	0.242 \| good
2025-07-30T16:00:00.000Z	58 \| moderate	13.392 \| fine	60.575 \| fine	52.298 \| good	0.717 \| good	3.58 \| good	0.308 \| good
2025-07-30T17:00:00.000Z	64 \| moderate	14.308 \| fine	63.769 \| fine	59.417 \| fine	0.692 \| good	2.833 \| good	0.302 \| good
2025-07-30T18:00:00.000Z	71 \| moderate	13.317 \| fine	60.074 \| fine	60.799 \| fine	0.667 \| good	2.087 \| good	0.296 \| good
2025-07-30T19:00:00.000Z	60 \| moderate	13.606 \| fine	60.933 \| fine	53.583 \| good	0.82 \| good	2.303 \| good	0.283 \| good
2025-07-30T20:00:00.000Z	62 \| moderate	15.442 \| fine	69.12 \| fine	50.191 \| good	0.974 \| good	2.519 \| good	0.27 \| good
2025-07-30T21:00:00.000Z	105 \| sensitive	20.39 \| fine	89.994 \| fine	72.248 \| moderate	1.127 \| good	2.736 \| good	0.257 \| good
2025-07-30T22:00:00.000Z	150 \| sensitive	26.578 \| fine	115.862 \| fine	85.437 \| moderate	1.12 \| good	4.12 \| good	0.26 \| good
2025-07-30T23:00:00.000Z	119 \| sensitive	23.856 \| fine	104.487 \| fine	76.176 \| moderate	1.113 \| good	5.503 \| good	0.263 \| good
2025-07-31T00:00:00.000Z	81 \| moderate	24.551 \| fine	107.417 \| fine	58.585 \| fine	1.106 \| good	6.887 \| good	0.266 \| good
2025-07-31T01:00:00.000Z	75 \| moderate	22.173 \| fine	96.857 \| fine	52.319 \| good	1.076 \| good	6.924 \| good	0.261 \| good
2025-07-31T02:00:00.000Z	75 \| moderate	22.388 \| fine	98.301 \| fine	47.334 \| good	1.045 \| good	6.961 \| good	0.257 \| good
2025-07-31T03:00:00.000Z	77 \| moderate	23.388 \| fine	102.035 \| fine	47.298 \| good	1.015 \| good	6.998 \| good	0.252 \| good
2025-07-31T04:00:00.000Z	75 \| moderate	22.028 \| fine	96.347 \| fine	42.794 \| good	0.959 \| good	6.541 \| good	0.246 \| good
2025-07-31T05:00:00.000Z	73 \| moderate	20.905 \| fine	92.198 \| fine	36.777 \| good	0.903 \| good	6.084 \| good	0.24 \| good
2025-07-31T06:00:00.000Z	69 \| moderate	19.421 \| fine	85.981 \| fine	28.003 \| good	0.848 \| good	5.627 \| good	0.234 \| good
2025-07-31T07:00:00.000Z	69 \| moderate	19.42 \| fine	85.39 \| fine	25.631 \| good	0.759 \| good	4.915 \| good	0.231 \| good
2025-07-31T08:00:00.000Z	67 \| moderate	17.571 \| fine	77.585 \| fine	24.112 \| good	0.67 \| good	4.203 \| good	0.228 \| good
2025-07-31T09:00:00.000Z	71 \| moderate	20.389 \| fine	89.478 \| fine	22.468 \| good	0.582 \| good	3.49 \| good	0.226 \| good
2025-07-31T10:00:00.000Z	67 \| moderate	18.423 \| fine	81.057 \| fine	21.854 \| good	0.56 \| good	3.429 \| good	0.231 \| good
2025-07-31T11:00:00.000Z	67 \| moderate	18.417 \| fine	81.113 \| fine	22.594 \| good	0.538 \| good	3.367 \| good	0.236 \| good
2025-07-31T12:00:00.000Z	73 \| moderate	21.391 \| fine	93.758 \| fine	25.858 \| good	0.516 \| good	3.306 \| good	0.242 \| good
2025-07-31T13:00:00.000Z	75 \| moderate	21.967 \| fine	95.938 \| fine	36.31 \| good	0.497 \| good	2.912 \| good	0.244 \| good
2025-07-31T14:00:00.000Z	73 \| moderate	20.902 \| fine	91.924 \| fine	45.426 \| good	0.478 \| good	2.519 \| good	0.246 \| good
2025-07-31T15:00:00.000Z	71 \| moderate	20.39 \| fine	89.502 \| fine	49.551 \| good	0.458 \| good	2.125 \| good	0.249 \| good
2025-07-31T16:00:00.000Z	73 \| moderate	20.549 \| fine	89.935 \| fine	51.461 \| good	0.433 \| good	2.079 \| good	0.243 \| good
2025-07-31T17:00:00.000Z	73 \| moderate	20.568 \| fine	90.775 \| fine	53.678 \| good	0.407 \| good	2.032 \| good	0.237 \| good
2025-07-31T18:00:00.000Z	71 \| moderate	19.59 \| fine	86.677 \| fine	56.548 \| fine	0.381 \| good	1.986 \| good	0.231 \| good
2025-07-31T19:00:00.000Z	69 \| moderate	18.691 \| fine	83.02 \| fine	50.199 \| good	0.379 \| good	2.206 \| good	0.231 \| good
2025-07-31T20:00:00.000Z	71 \| moderate	19.753 \| fine	86.995 \| fine	46.076 \| good	0.376 \| good	2.426 \| good	0.231 \| good
2025-07-31T21:00:00.000Z	66 \| moderate	16.553 \| fine	73.569 \| fine	45.549 \| good	0.374 \| good	2.646 \| good	0.231 \| good
2025-07-31T22:00:00.000Z	62 \| moderate	14.96 \| fine	66.611 \| fine	37.605 \| good	0.368 \| good	3.269 \| good	0.239 \| good
2025-07-31T23:00:00.000Z	60 \| moderate	14.155 \| fine	63.338 \| fine	26.749 \| good	0.362 \| good	3.892 \| good	0.247 \| good
2025-08-01T00:00:00.000Z	67 \| moderate	18.055 \| fine	79.904 \| fine	25.113 \| good	0.355 \| good	4.515 \| good	0.255 \| good
2025-08-01T01:00:00.000Z	71 \| moderate	19.788 \| fine	86.944 \| fine	24.059 \| good	0.37 \| good	4.179 \| good	0.256 \| good
2025-08-01T02:00:00.000Z	69 \| moderate	19.483 \| fine	85.538 \| fine	25.229 \| good	0.385 \| good	3.843 \| good	0.257 \| good
2025-08-01T03:00:00.000Z	71 \| moderate	20.147 \| fine	88.673 \| fine	24.007 \| good	0.4 \| good	3.507 \| good	0.259 \| good
2025-08-01T04:00:00.000Z	69 \| moderate	19.029 \| fine	84.521 \| fine	24.86 \| good	0.428 \| good	3.551 \| good	0.255 \| good
2025-08-01T05:00:00.000Z	67 \| moderate	17.747 \| fine	78.826 \| fine	24.613 \| good	0.456 \| good	3.595 \| good	0.252 \| good
2025-08-01T06:00:00.000Z	66 \| moderate	16.534 \| fine	73.417 \| fine	22.104 \| good	0.484 \| good	3.639 \| good	0.248 \| good
2025-08-01T07:00:00.000Z	62 \| moderate	15.484 \| fine	69 \| fine	22.327 \| good	0.533 \| good	3.83 \| good	0.247 \| good
2025-08-01T08:00:00.000Z	60 \| moderate	14.388 \| fine	64.891 \| fine	23.511 \| good	0.582 \| good	4.02 \| good	0.245 \| good
2025-08-01T09:00:00.000Z	58 \| moderate	13.377 \| fine	60.502 \| fine	22.625 \| good	0.631 \| good	4.21 \| good	0.244 \| good
2025-08-01T10:00:00.000Z	58 \| moderate	13.061 \| fine	59.158 \| fine	23.999 \| good	0.632 \| good	3.927 \| good	0.24 \| good
2025-08-01T11:00:00.000Z	60 \| moderate	13.534 \| fine	60.995 \| fine	24.947 \| good	0.633 \| good	3.644 \| good	0.237 \| good
2025-08-01T12:00:00.000Z	56 \| moderate	12.027 \| good	54.185 \| good	25.601 \| good	0.634 \| good	3.361 \| good	0.233 \| good
2025-08-01T13:00:00.000Z	52 \| moderate	9.932 \| good	44.11 \| good	30.309 \| good	0.549 \| good	3.249 \| good	0.228 \| good
2025-08-01T14:00:00.000Z	44 \| good	8.153 \| good	35.602 \| good	34.293 \| good	0.464 \| good	3.137 \| good	0.222 \| good
2025-08-01T15:00:00.000Z	44 \| good	8.278 \| good	36.245 \| good	35.37 \| good	0.378 \| good	3.024 \| good	0.216 \| good

Waterford

Get reliable air quality data to drive your business

Waterford, Connecticut air quality map: Stay updated on AQI near you

0.26ppm

How accurate is Connecticut, USA air quality data?

Air quality and pollutant data for Connecticut, USA are sourced from ground-based monitors and satellites, adhering to US EPA standards. Machine learning and advanced algorithms enhance the data by incorporating local variables like traffic and population density, ensuring high accuracy and dependability.

Source: Ambee Data Sources

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Frequently asked questions

How often is air quality information updated for Waterford, Connecticut?

The air quality information for Waterford, Connecticut is updated every hour for accuracy.

What time in the last 24 hours was the air quality in Waterford, Connecticut at its worst?

In the past 24 hours, the air quality in Waterford, Connecticut was at its worst at 09:00:00 on 2025-07-29.

When did Waterford, Connecticut experience the best air quality in the last 24 hours?

In the last 24 hours, the best air quality in Waterford, Connecticut was observed at 02:00:00 on 2025-07-30.

What is the AQI in Waterford, Connecticut right now?

As of now, the AQI in Waterford, Connecticut is 54, indicating Moderate conditions.

What is the most common type of pollution in Waterford, Connecticut?

Waterford, Connecticut air has the highest levels of PM2.5.

What should I do in case of poor air quality in Waterford, Connecticut?

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

What is the PM_2.5 level in Waterford, Connecticut at the moment?

PM_2.5 levels in Waterford, Connecticut are currently 10.758 μg/m³.

What is the PM₁₀ level in Waterford, Connecticut at the moment?

The PM₁₀ concentration in Waterford, Connecticut is 19.492 μg/m³ at the moment.

What is the carbon monoxide (CO) level in Waterford, Connecticut at the moment?

The current carbon monoxide (CO) concentration in Waterford, Connecticut is 0.26 ppm.

What is the sulfur dioxide (SO₂) level in Waterford, Connecticut at the moment?

Currently, Waterford, Connecticut has a sulfur dioxide (SO₂) concentration of 0.131 ppb.

What is the ozone (O₃) level in Waterford, Connecticut at the moment?

The current ozone (O₃) level in Waterford, Connecticut at the moment is 33.703 ppm.

What is the nitrogen dioxide (NO₂) level in Waterford, Connecticut at the moment?

Nitrogen dioxide (NO₂) level in Waterford, Connecticut at the moment is 7.847 ppb.

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Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2025-07-28T20:00:00.000Z	60 \| moderate	14.264 \| fine	21.078 \| good	42.008 \| good	0.186 \| good	10.941 \| good	0.264 \| good
2025-07-28T21:00:00.000Z	60 \| moderate	14.26 \| fine	21.082 \| good	45.001 \| good	0.189 \| good	5.656 \| good	0.288 \| good
2025-07-28T22:00:00.000Z	66 \| moderate	16.748 \| fine	24.118 \| good	48.983 \| good	0.192 \| good	5.528 \| good	0.286 \| good
2025-07-28T23:00:00.000Z	69 \| moderate	18.545 \| fine	25.119 \| good	50.961 \| good	0.194 \| good	3.374 \| good	0.296 \| good
2025-07-29T00:00:00.000Z	69 \| moderate	19.244 \| fine	25.134 \| good	45.002 \| good	0.271 \| good	2.879 \| good	0.299 \| good
2025-07-29T01:00:00.000Z	69 \| moderate	19.245 \| fine	25.125 \| good	46.955 \| good	0.178 \| good	4.494 \| good	0.304 \| good
2025-07-29T02:00:00.000Z	71 \| moderate	19.756 \| fine	26.138 \| good	42.953 \| good	0.264 \| good	5.914 \| good	0.323 \| good
2025-07-29T03:00:00.000Z	71 \| moderate	19.556 \| fine	25.082 \| good	41.91 \| good	0.25 \| good	7.572 \| good	0.367 \| good
2025-07-29T04:00:00.000Z	69 \| moderate	19.458 \| fine	25.163 \| good	41.889 \| good	0.244 \| good	6.44 \| good	0.357 \| good
2025-07-29T05:00:00.000Z	69 \| moderate	19.464 \| fine	25.195 \| good	40.877 \| good	0.779 \| good	7.552 \| good	0.298 \| good
2025-07-29T06:00:00.000Z	69 \| moderate	18.967 \| fine	25.227 \| good	35.893 \| good	0.776 \| good	6.928 \| good	0.311 \| good
2025-07-29T07:00:00.000Z	69 \| moderate	18.955 \| fine	25.217 \| good	34.878 \| good	0.307 \| good	6.469 \| good	0.325 \| good
2025-07-29T08:00:00.000Z	69 \| moderate	19.154 \| fine	25.185 \| good	32.866 \| good	0.261 \| good	5.96 \| good	0.325 \| good
2025-07-29T09:00:00.000Z	69 \| moderate	18.854 \| fine	25.223 \| good	31.879 \| good	0.159 \| good	8.384 \| good	0.345 \| good
2025-07-29T10:00:00.000Z	69 \| moderate	18.859 \| fine	25.164 \| good	31.86 \| good	0.14 \| good	11.151 \| good	0.38 \| good
2025-07-29T11:00:00.000Z	69 \| moderate	18.859 \| fine	25.126 \| good	29.858 \| good	0.177 \| good	11.606 \| good	0.404 \| good
2025-07-29T12:00:00.000Z	66 \| moderate	17.366 \| fine	22.103 \| good	28.869 \| good	0.215 \| good	11.354 \| good	0.513 \| good
2025-07-29T13:00:00.000Z	62 \| moderate	15.278 \| fine	19.106 \| good	30.89 \| good	0.218 \| good	12.135 \| good	0.491 \| good
2025-07-29T14:00:00.000Z	56 \| moderate	12.208 \| fine	18.253 \| good	33.916 \| good	0.258 \| good	14.255 \| good	0.421 \| good
2025-07-29T15:00:00.000Z	56 \| moderate	12.005 \| good	18.151 \| good	41.898 \| good	0.5 \| good	25.889 \| good	0.387 \| good
2025-07-29T16:00:00.000Z	56 \| moderate	12.306 \| fine	18.208 \| good	48.888 \| good	0.441 \| good	20.44 \| good	0.344 \| good
2025-07-29T17:00:00.000Z	58 \| moderate	12.998 \| fine	20.237 \| good	49.93 \| good	0.309 \| good	15.965 \| good	0.344 \| good
2025-07-29T18:00:00.000Z	64 \| moderate	13.895 \| fine	22.151 \| good	58.895 \| fine	0.264 \| good	9.994 \| good	0.414 \| good
2025-07-29T19:00:00.000Z	100 \| moderate	13.875 \| fine	22.108 \| good	69.859 \| fine	0.285 \| good	9.767 \| good	0.315 \| good
2025-07-29T20:00:00.000Z	126 \| sensitive	13.976 \| fine	22.13 \| good	77.821 \| moderate	0.38 \| good	19.878 \| good	0.312 \| good
2025-07-29T21:00:00.000Z	126 \| sensitive	13.187 \| fine	21.11 \| good	77.891 \| moderate	0.429 \| good	17.657 \| good	0.288 \| good
2025-07-29T22:00:00.000Z	90 \| moderate	13.182 \| fine	21.167 \| good	66.957 \| fine	0.367 \| good	4.68 \| good	0.288 \| good
2025-07-29T23:00:00.000Z	122 \| sensitive	13.084 \| fine	21.205 \| good	76.855 \| moderate	0.406 \| good	4.151 \| good	0.288 \| good
2025-07-30T00:00:00.000Z	112 \| sensitive	13.087 \| fine	22.174 \| good	73.831 \| moderate	0.42 \| good	5.994 \| good	0.316 \| good
2025-07-30T01:00:00.000Z	87 \| moderate	12.885 \| fine	21.153 \| good	65.868 \| fine	0.4 \| good	5.654 \| good	0.269 \| good
2025-07-30T02:00:00.000Z	80 \| moderate	12.585 \| fine	21.103 \| good	63.87 \| fine	0.179 \| good	7.862 \| good	0.337 \| good
2025-07-30T03:00:00.000Z	79 \| moderate	23.56 \| fine	103 \| fine	46.409 \| good	0.724 \| good	6.51 \| good	0.285 \| good
2025-07-30T04:00:00.000Z	56 \| moderate	12.092 \| good	19.148 \| good	53.897 \| good	0.26 \| good	10.519 \| good	0.324 \| good
2025-07-30T05:00:00.000Z	56 \| moderate	12.088 \| good	18.208 \| good	53.883 \| good	0.454 \| good	14.494 \| good	0.313 \| good
2025-07-30T06:00:00.000Z	58 \| moderate	12.193 \| fine	19.2 \| good	56.84 \| fine	0.379 \| good	18.438 \| good	0.268 \| good
2025-07-30T07:00:00.000Z	58 \| moderate	12.309 \| fine	19.235 \| good	56.832 \| fine	0.219 \| good	14.154 \| good	0.246 \| good
2025-07-30T08:00:00.000Z	58 \| moderate	12.5 \| fine	19.225 \| good	51.815 \| good	0.301 \| good	14.931 \| good	0.246 \| good
2025-07-30T09:00:00.000Z	58 \| moderate	12.6 \| fine	18.197 \| good	42.849 \| good	0.294 \| good	13.417 \| good	0.243 \| good
2025-07-30T10:00:00.000Z	58 \| moderate	12.588 \| fine	18.228 \| good	36.877 \| good	0.199 \| good	11.387 \| good	0.316 \| good
2025-07-30T11:00:00.000Z	58 \| moderate	12.683 \| fine	18.195 \| good	29.911 \| good	0.177 \| good	19.251 \| good	0.344 \| good
2025-07-30T12:00:00.000Z	58 \| moderate	12.674 \| fine	18.173 \| good	27.926 \| good	0.195 \| good	14.125 \| good	0.33 \| good
2025-07-30T13:00:00.000Z	56 \| moderate	12.276 \| fine	18.125 \| good	29.947 \| good	0.215 \| good	9.159 \| good	0.284 \| good
2025-07-30T14:00:00.000Z	54 \| moderate	10.887 \| good	18.134 \| good	33.975 \| good	0.12 \| good	7.862 \| good	0.261 \| good
2025-07-30T15:00:00.000Z	54 \| moderate	10.689 \| good	18.11 \| good	33.985 \| good	0.203 \| good	8.672 \| good	0.303 \| good
2025-07-30T16:00:00.000Z	54 \| moderate	10.59 \| good	18.165 \| good	41.949 \| good	0.28 \| good	10.266 \| good	0.482 \| good
2025-07-30T17:00:00.000Z	54 \| moderate	10.785 \| good	18.129 \| good	46.953 \| good	0.277 \| good	8.547 \| good	0.265 \| good
2025-07-30T18:00:00.000Z	52 \| moderate	10.395 \| good	17.121 \| good	48.949 \| good	0.261 \| good	7.787 \| good	0.238 \| good
2025-07-30T19:00:00.000Z	52 \| moderate	9.989 \| good	17.137 \| good	51.978 \| good	0.27 \| good	6.669 \| good	0.243 \| good
2025-07-30T19:00:00.000Z	52 \| moderate	9.899 \| good	18.638 \| good	51.821 \| good	0.274 \| good	6.614 \| good	0.242 \| good
2025-07-30T16:00:00.000Z	58 \| moderate	13.392 \| fine	60.575 \| fine	52.298 \| good	0.717 \| good	3.58 \| good	0.308 \| good
2025-07-30T17:00:00.000Z	64 \| moderate	14.308 \| fine	63.769 \| fine	59.417 \| fine	0.692 \| good	2.833 \| good	0.302 \| good
2025-07-30T18:00:00.000Z	71 \| moderate	13.317 \| fine	60.074 \| fine	60.799 \| fine	0.667 \| good	2.087 \| good	0.296 \| good
2025-07-30T19:00:00.000Z	60 \| moderate	13.606 \| fine	60.933 \| fine	53.583 \| good	0.82 \| good	2.303 \| good	0.283 \| good
2025-07-30T20:00:00.000Z	62 \| moderate	15.442 \| fine	69.12 \| fine	50.191 \| good	0.974 \| good	2.519 \| good	0.27 \| good
2025-07-30T21:00:00.000Z	105 \| sensitive	20.39 \| fine	89.994 \| fine	72.248 \| moderate	1.127 \| good	2.736 \| good	0.257 \| good
2025-07-30T22:00:00.000Z	150 \| sensitive	26.578 \| fine	115.862 \| fine	85.437 \| moderate	1.12 \| good	4.12 \| good	0.26 \| good
2025-07-30T23:00:00.000Z	119 \| sensitive	23.856 \| fine	104.487 \| fine	76.176 \| moderate	1.113 \| good	5.503 \| good	0.263 \| good
2025-07-31T00:00:00.000Z	81 \| moderate	24.551 \| fine	107.417 \| fine	58.585 \| fine	1.106 \| good	6.887 \| good	0.266 \| good
2025-07-31T01:00:00.000Z	75 \| moderate	22.173 \| fine	96.857 \| fine	52.319 \| good	1.076 \| good	6.924 \| good	0.261 \| good
2025-07-31T02:00:00.000Z	75 \| moderate	22.388 \| fine	98.301 \| fine	47.334 \| good	1.045 \| good	6.961 \| good	0.257 \| good
2025-07-31T03:00:00.000Z	77 \| moderate	23.388 \| fine	102.035 \| fine	47.298 \| good	1.015 \| good	6.998 \| good	0.252 \| good
2025-07-31T04:00:00.000Z	75 \| moderate	22.028 \| fine	96.347 \| fine	42.794 \| good	0.959 \| good	6.541 \| good	0.246 \| good
2025-07-31T05:00:00.000Z	73 \| moderate	20.905 \| fine	92.198 \| fine	36.777 \| good	0.903 \| good	6.084 \| good	0.24 \| good
2025-07-31T06:00:00.000Z	69 \| moderate	19.421 \| fine	85.981 \| fine	28.003 \| good	0.848 \| good	5.627 \| good	0.234 \| good
2025-07-31T07:00:00.000Z	69 \| moderate	19.42 \| fine	85.39 \| fine	25.631 \| good	0.759 \| good	4.915 \| good	0.231 \| good
2025-07-31T08:00:00.000Z	67 \| moderate	17.571 \| fine	77.585 \| fine	24.112 \| good	0.67 \| good	4.203 \| good	0.228 \| good
2025-07-31T09:00:00.000Z	71 \| moderate	20.389 \| fine	89.478 \| fine	22.468 \| good	0.582 \| good	3.49 \| good	0.226 \| good
2025-07-31T10:00:00.000Z	67 \| moderate	18.423 \| fine	81.057 \| fine	21.854 \| good	0.56 \| good	3.429 \| good	0.231 \| good
2025-07-31T11:00:00.000Z	67 \| moderate	18.417 \| fine	81.113 \| fine	22.594 \| good	0.538 \| good	3.367 \| good	0.236 \| good
2025-07-31T12:00:00.000Z	73 \| moderate	21.391 \| fine	93.758 \| fine	25.858 \| good	0.516 \| good	3.306 \| good	0.242 \| good
2025-07-31T13:00:00.000Z	75 \| moderate	21.967 \| fine	95.938 \| fine	36.31 \| good	0.497 \| good	2.912 \| good	0.244 \| good
2025-07-31T14:00:00.000Z	73 \| moderate	20.902 \| fine	91.924 \| fine	45.426 \| good	0.478 \| good	2.519 \| good	0.246 \| good
2025-07-31T15:00:00.000Z	71 \| moderate	20.39 \| fine	89.502 \| fine	49.551 \| good	0.458 \| good	2.125 \| good	0.249 \| good
2025-07-31T16:00:00.000Z	73 \| moderate	20.549 \| fine	89.935 \| fine	51.461 \| good	0.433 \| good	2.079 \| good	0.243 \| good
2025-07-31T17:00:00.000Z	73 \| moderate	20.568 \| fine	90.775 \| fine	53.678 \| good	0.407 \| good	2.032 \| good	0.237 \| good
2025-07-31T18:00:00.000Z	71 \| moderate	19.59 \| fine	86.677 \| fine	56.548 \| fine	0.381 \| good	1.986 \| good	0.231 \| good
2025-07-31T19:00:00.000Z	69 \| moderate	18.691 \| fine	83.02 \| fine	50.199 \| good	0.379 \| good	2.206 \| good	0.231 \| good
2025-07-31T20:00:00.000Z	71 \| moderate	19.753 \| fine	86.995 \| fine	46.076 \| good	0.376 \| good	2.426 \| good	0.231 \| good
2025-07-31T21:00:00.000Z	66 \| moderate	16.553 \| fine	73.569 \| fine	45.549 \| good	0.374 \| good	2.646 \| good	0.231 \| good
2025-07-31T22:00:00.000Z	62 \| moderate	14.96 \| fine	66.611 \| fine	37.605 \| good	0.368 \| good	3.269 \| good	0.239 \| good
2025-07-31T23:00:00.000Z	60 \| moderate	14.155 \| fine	63.338 \| fine	26.749 \| good	0.362 \| good	3.892 \| good	0.247 \| good
2025-08-01T00:00:00.000Z	67 \| moderate	18.055 \| fine	79.904 \| fine	25.113 \| good	0.355 \| good	4.515 \| good	0.255 \| good
2025-08-01T01:00:00.000Z	71 \| moderate	19.788 \| fine	86.944 \| fine	24.059 \| good	0.37 \| good	4.179 \| good	0.256 \| good
2025-08-01T02:00:00.000Z	69 \| moderate	19.483 \| fine	85.538 \| fine	25.229 \| good	0.385 \| good	3.843 \| good	0.257 \| good
2025-08-01T03:00:00.000Z	71 \| moderate	20.147 \| fine	88.673 \| fine	24.007 \| good	0.4 \| good	3.507 \| good	0.259 \| good
2025-08-01T04:00:00.000Z	69 \| moderate	19.029 \| fine	84.521 \| fine	24.86 \| good	0.428 \| good	3.551 \| good	0.255 \| good
2025-08-01T05:00:00.000Z	67 \| moderate	17.747 \| fine	78.826 \| fine	24.613 \| good	0.456 \| good	3.595 \| good	0.252 \| good
2025-08-01T06:00:00.000Z	66 \| moderate	16.534 \| fine	73.417 \| fine	22.104 \| good	0.484 \| good	3.639 \| good	0.248 \| good
2025-08-01T07:00:00.000Z	62 \| moderate	15.484 \| fine	69 \| fine	22.327 \| good	0.533 \| good	3.83 \| good	0.247 \| good
2025-08-01T08:00:00.000Z	60 \| moderate	14.388 \| fine	64.891 \| fine	23.511 \| good	0.582 \| good	4.02 \| good	0.245 \| good
2025-08-01T09:00:00.000Z	58 \| moderate	13.377 \| fine	60.502 \| fine	22.625 \| good	0.631 \| good	4.21 \| good	0.244 \| good
2025-08-01T10:00:00.000Z	58 \| moderate	13.061 \| fine	59.158 \| fine	23.999 \| good	0.632 \| good	3.927 \| good	0.24 \| good
2025-08-01T11:00:00.000Z	60 \| moderate	13.534 \| fine	60.995 \| fine	24.947 \| good	0.633 \| good	3.644 \| good	0.237 \| good
2025-08-01T12:00:00.000Z	56 \| moderate	12.027 \| good	54.185 \| good	25.601 \| good	0.634 \| good	3.361 \| good	0.233 \| good
2025-08-01T13:00:00.000Z	52 \| moderate	9.932 \| good	44.11 \| good	30.309 \| good	0.549 \| good	3.249 \| good	0.228 \| good
2025-08-01T14:00:00.000Z	44 \| good	8.153 \| good	35.602 \| good	34.293 \| good	0.464 \| good	3.137 \| good	0.222 \| good
2025-08-01T15:00:00.000Z	44 \| good	8.278 \| good	36.245 \| good	35.37 \| good	0.378 \| good	3.024 \| good	0.216 \| good

Live air quality index in Waterford, Connecticut today

Major air pollutants in Waterford, Connecticut

Particulate Matter2.5 (PM2.5)

Particulate Matter10 (PM10)

Ozone (O3)

Sulfur Dioxide (SO2)

Nitrogen Dioxide (NO2)

Carbon Monoxide (CO)

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Waterford, Connecticut air quality map: Stay updated on AQI near you

Air quality in nearby cities

New London, Connecticut

Groton, Connecticut

East Lyme, Connecticut

Montville, Connecticut

Ledyard, Connecticut

Stonington, Connecticut

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Particulate Matter_2.5 (PM_2.5)

Particulate Matter₁₀ (PM₁₀)

Ozone (O₃)

Sulfur Dioxide (SO₂)

Nitrogen Dioxide (NO₂)

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What is the nitrogen dioxide (NO₂) level in Waterford, Connecticut at the moment?