What is the current level of PM10 in West Haven, Connecticut?

West Haven, Connecticut currently has a PM10 concentration of 16.321 μg/m3.

What is the current level of sulfur dioxide (SO2) in West Haven, Connecticut?

The current sulfur dioxide (SO2) concentration in West Haven, Connecticut is 0.216 ppb.

What is the current level of ozone (O3) in West Haven, Connecticut?

West Haven, Connecticut currently has an ozone (O3) concentration of 37.834 ppm.

What is the current level of nitrogen dioxide (NO2) in West Haven, Connecticut?

The current level of nitrogen dioxide (NO2) in West Haven, Connecticut is 8.833 ppb.

Current air quality index in West Haven, Connecticut today

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

Stay updated with real-time air quality in West Haven, 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

West Haven, Connecticut

Last updated: ... (Local time)

Common air pollutants in West Haven, Connecticut

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

6.39 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

16.32 μg/m³

155

255

425

605+

Ozone (O₃)

37.83 ppb

201

201+

Sulfur Dioxide (SO₂)

0.22 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

8.83 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.13 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

High

West Haven, Connecticut

Get Live Pollen Counts

West Haven, Connecticut

Scroll To Air Quality Map

Track live West Haven, Connecticut air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2025-09-12T03:00:00.000Z	52 \| moderate	10.079 \| good	44.677 \| good	16.723 \| good	1.065 \| good	19.607 \| good	0.354 \| good
2025-09-12T04:00:00.000Z	33 \| good	5.596 \| good	22.104 \| good	15.027 \| good	0.177 \| good	27.138 \| good	0.449 \| good
2025-09-12T05:00:00.000Z	49 \| good	9.353 \| good	19.972 \| good	18.507 \| good	0.16 \| good	23.411 \| good	0.382 \| good
2025-09-12T06:00:00.000Z	49 \| good	9.097 \| good	27.935 \| good	14.871 \| good	0.414 \| good	19.192 \| good	0.308 \| good
2025-09-12T07:00:00.000Z	38 \| good	6.882 \| good	16.42 \| good	18.602 \| good	0.236 \| good	21.107 \| good	0.308 \| good
2025-09-12T08:00:00.000Z	44 \| good	7.71 \| good	31.383 \| good	18.718 \| good	0.235 \| good	12.697 \| good	0.298 \| good
2025-09-12T09:00:00.000Z	33 \| good	6.344 \| good	17.035 \| good	18.433 \| good	0.165 \| good	13.041 \| good	0.233 \| good
2025-09-12T10:00:00.000Z	38 \| good	6.731 \| good	17.644 \| good	17.09 \| good	0.25 \| good	13.874 \| good	0.22 \| good
2025-09-12T11:00:00.000Z	33 \| good	6.248 \| good	15.403 \| good	14.141 \| good	0.417 \| good	16.631 \| good	0.22 \| good
2025-09-12T12:00:00.000Z	38 \| good	6.823 \| good	14.841 \| good	8.488 \| good	0.151 \| good	16.898 \| good	0.239 \| good
2025-09-12T13:00:00.000Z	38 \| good	6.893 \| good	20.651 \| good	21.95 \| good	0.155 \| good	11.903 \| good	0.233 \| good
2025-09-12T14:00:00.000Z	38 \| good	6.759 \| good	16.365 \| good	21.758 \| good	0.121 \| good	6.516 \| good	0.146 \| good
2025-09-12T15:00:00.000Z	33 \| good	6.44 \| good	24.575 \| good	25.786 \| good	0.232 \| good	4.019 \| good	0.139 \| good
2025-09-12T16:00:00.000Z	38 \| good	6.663 \| good	21.172 \| good	26.926 \| good	0.245 \| good	3.084 \| good	0.139 \| good
2025-09-12T17:00:00.000Z	33 \| good	5.8 \| good	20.232 \| good	29.645 \| good	0.107 \| good	2.897 \| good	0.139 \| good
2025-09-12T18:00:00.000Z	33 \| good	6.368 \| good	18.368 \| good	34.019 \| good	0.138 \| good	2.426 \| good	0.139 \| good
2025-09-12T19:00:00.000Z	40 \| good	6.477 \| good	23.472 \| good	42.767 \| good	0.141 \| good	2.716 \| good	0.139 \| good
2025-09-12T20:00:00.000Z	39 \| good	5.984 \| good	23.365 \| good	42.042 \| good	0.199 \| good	2.795 \| good	0.139 \| good
2025-09-12T21:00:00.000Z	42 \| good	6.7 \| good	18.857 \| good	45.022 \| good	0.112 \| good	4.184 \| good	0.139 \| good
2025-09-12T22:00:00.000Z	42 \| good	6.951 \| good	29.717 \| good	44.563 \| good	0.141 \| good	2.975 \| good	0.165 \| good
2025-09-12T23:00:00.000Z	39 \| good	6.493 \| good	18.678 \| good	42.243 \| good	0.104 \| good	2.262 \| good	0.152 \| good
2025-09-13T00:00:00.000Z	38 \| good	7.143 \| good	31.02 \| good	39.963 \| good	0.123 \| good	4.885 \| good	0.193 \| good
2025-09-13T01:00:00.000Z	44 \| good	7.93 \| good	37.005 \| good	33.805 \| good	0.259 \| good	3.978 \| good	0.186 \| good
2025-09-13T02:00:00.000Z	49 \| good	8.502 \| good	37.03 \| good	31.035 \| good	0.218 \| good	4.122 \| good	0.186 \| good
2025-09-13T03:00:00.000Z	38 \| good	7.179 \| good	28.635 \| good	32.147 \| good	0.354 \| good	4.883 \| good	0.192 \| good
2025-09-13T04:00:00.000Z	49 \| good	8.649 \| good	30.228 \| good	28.691 \| good	0.352 \| good	8.1 \| good	0.192 \| good
2025-09-13T05:00:00.000Z	38 \| good	7.235 \| good	21.889 \| good	28.874 \| good	0.228 \| good	9.762 \| good	0.313 \| good
2025-09-13T06:00:00.000Z	44 \| good	7.502 \| good	21.319 \| good	30.948 \| good	0.25 \| good	12.664 \| good	0.293 \| good
2025-09-13T07:00:00.000Z	49 \| good	8.669 \| good	26.359 \| good	23.289 \| good	0.212 \| good	12.874 \| good	0.306 \| good
2025-09-13T08:00:00.000Z	44 \| good	8.075 \| good	26.352 \| good	13.339 \| good	0.172 \| good	12.584 \| good	0.314 \| good
2025-09-13T09:00:00.000Z	52 \| moderate	9.89 \| good	25.88 \| good	17.673 \| good	0.369 \| good	12.599 \| good	0.24 \| good
2025-09-13T10:00:00.000Z	49 \| good	9.469 \| good	15.703 \| good	6.553 \| good	0.383 \| good	11.227 \| good	0.253 \| good
2025-09-13T11:00:00.000Z	49 \| good	9.232 \| good	16.012 \| good	9.513 \| good	0.361 \| good	9.712 \| good	0.273 \| good
2025-09-13T12:00:00.000Z	56 \| moderate	12.321 \| fine	31.494 \| good	9.356 \| good	0.124 \| good	6.129 \| good	0.266 \| good
2025-09-13T13:00:00.000Z	54 \| moderate	10.879 \| good	21.602 \| good	11.961 \| good	0.1 \| good	6.021 \| good	0.273 \| good
2025-09-13T14:00:00.000Z	44 \| good	7.761 \| good	21.28 \| good	19.267 \| good	0.226 \| good	7.438 \| good	0.253 \| good
2025-09-13T15:00:00.000Z	38 \| good	6.966 \| good	22.378 \| good	26.469 \| good	0.144 \| good	5.02 \| good	0.178 \| good
2025-09-13T16:00:00.000Z	38 \| good	6.593 \| good	25.303 \| good	28.736 \| good	0.135 \| good	5.011 \| good	0.178 \| good
2025-09-13T17:00:00.000Z	33 \| good	5.825 \| good	22.319 \| good	34.311 \| good	0.143 \| good	4.711 \| good	0.191 \| good
2025-09-13T18:00:00.000Z	38 \| good	6.694 \| good	30.494 \| good	38.178 \| good	0.184 \| good	4.713 \| good	0.259 \| good
2025-09-13T19:00:00.000Z	41 \| good	7.363 \| good	29.808 \| good	44.15 \| good	0.1 \| good	3.863 \| good	0.185 \| good
2025-09-13T20:00:00.000Z	44 \| good	6.757 \| good	25.518 \| good	48.13 \| good	0.129 \| good	3.678 \| good	0.178 \| good
2025-09-13T21:00:00.000Z	44 \| good	6.682 \| good	20.009 \| good	47.676 \| good	0.137 \| good	4.396 \| good	0.178 \| good
2025-09-13T22:00:00.000Z	44 \| good	7.82 \| good	22.325 \| good	44.5 \| good	0.182 \| good	6.044 \| good	0.179 \| good
2025-09-13T23:00:00.000Z	42 \| good	6.733 \| good	24.106 \| good	44.991 \| good	0.184 \| good	7.37 \| good	0.185 \| good
2025-09-14T00:00:00.000Z	38 \| good	7.166 \| good	19.649 \| good	32.718 \| good	0.169 \| good	6.928 \| good	0.179 \| good
2025-09-14T01:00:00.000Z	33 \| good	6.432 \| good	27.01 \| good	34.182 \| good	0.253 \| good	8.612 \| good	0.179 \| good
2025-09-14T02:00:00.000Z	33 \| good	5.775 \| good	32.789 \| good	34.772 \| good	0.175 \| good	7.842 \| good	0.179 \| good
2025-09-14T02:00:00.000Z	35 \| good	6.394 \| good	16.321 \| good	37.834 \| good	0.216 \| good	8.833 \| good	0.128 \| good
2025-09-14T03:00:00.000Z	52 \| moderate	9.557 \| good	42.824 \| good	25.336 \| good	1.128 \| good	6.33 \| good	0.177 \| good
2025-09-14T04:00:00.000Z	54 \| moderate	10.546 \| good	46.764 \| good	22.624 \| good	1.089 \| good	6.016 \| good	0.171 \| good
2025-09-14T05:00:00.000Z	38 \| good	7.23 \| good	32.081 \| good	22.85 \| good	1.049 \| good	5.702 \| good	0.164 \| good
2025-09-14T06:00:00.000Z	38 \| good	7.371 \| good	32.814 \| good	24.49 \| good	1.01 \| good	5.389 \| good	0.158 \| good
2025-09-14T07:00:00.000Z	38 \| good	6.86 \| good	30.202 \| good	21.54 \| good	1.168 \| good	5.842 \| good	0.159 \| good
2025-09-14T08:00:00.000Z	49 \| good	8.527 \| good	37.237 \| good	19.101 \| good	1.325 \| good	6.296 \| good	0.16 \| good
2025-09-14T09:00:00.000Z	49 \| good	8.783 \| good	38.127 \| good	15.971 \| good	1.483 \| good	6.749 \| good	0.16 \| good
2025-09-14T10:00:00.000Z	54 \| moderate	11.088 \| good	48.898 \| good	6.643 \| good	1.701 \| good	8.33 \| good	0.179 \| good
2025-09-14T11:00:00.000Z	58 \| moderate	12.707 \| fine	56.899 \| fine	7.871 \| good	1.919 \| good	9.911 \| good	0.198 \| good
2025-09-14T12:00:00.000Z	56 \| moderate	12.082 \| good	54.073 \| good	16.612 \| good	2.138 \| good	11.491 \| good	0.217 \| good
2025-09-14T13:00:00.000Z	58 \| moderate	13.305 \| fine	59.422 \| fine	25.919 \| good	2.325 \| good	9.64 \| good	0.219 \| good
2025-09-14T14:00:00.000Z	62 \| moderate	15.187 \| fine	67.274 \| fine	33.315 \| good	2.513 \| good	7.788 \| good	0.221 \| good
2025-09-14T15:00:00.000Z	60 \| moderate	13.904 \| fine	62.875 \| fine	41.459 \| good	2.7 \| good	5.937 \| good	0.223 \| good
2025-09-14T16:00:00.000Z	60 \| moderate	13.75 \| fine	61.085 \| fine	46.479 \| good	2.235 \| good	4.661 \| good	0.212 \| good
2025-09-14T17:00:00.000Z	56 \| moderate	12.25 \| fine	55.019 \| fine	49.947 \| good	1.769 \| good	3.385 \| good	0.201 \| good
2025-09-14T18:00:00.000Z	58 \| moderate	12.743 \| fine	56.877 \| fine	50.129 \| good	1.304 \| good	2.11 \| good	0.19 \| good
2025-09-14T19:00:00.000Z	58 \| moderate	12.57 \| fine	56.753 \| fine	51.997 \| good	1.099 \| good	2.124 \| good	0.188 \| good
2025-09-14T20:00:00.000Z	62 \| moderate	14.777 \| fine	65.15 \| fine	49.337 \| good	0.894 \| good	2.138 \| good	0.185 \| good
2025-09-14T21:00:00.000Z	62 \| moderate	14.539 \| fine	64.833 \| fine	45.408 \| good	0.689 \| good	2.151 \| good	0.182 \| good
2025-09-14T22:00:00.000Z	60 \| moderate	13.919 \| fine	62.635 \| fine	40.496 \| good	0.705 \| good	5.275 \| good	0.209 \| good
2025-09-14T23:00:00.000Z	62 \| moderate	14.827 \| fine	66.581 \| fine	35.749 \| good	0.72 \| good	8.399 \| good	0.236 \| good
2025-09-15T00:00:00.000Z	66 \| moderate	16.922 \| fine	74.872 \| fine	31.969 \| good	0.735 \| good	11.522 \| good	0.263 \| good
2025-09-15T01:00:00.000Z	67 \| moderate	18.348 \| fine	80.685 \| fine	24.969 \| good	0.78 \| good	11.972 \| good	0.268 \| good
2025-09-15T02:00:00.000Z	66 \| moderate	17.394 \| fine	76.778 \| fine	18.836 \| good	0.825 \| good	12.422 \| good	0.272 \| good
2025-09-15T03:00:00.000Z	67 \| moderate	17.796 \| fine	78.663 \| fine	14.801 \| good	0.871 \| good	12.872 \| good	0.277 \| good
2025-09-15T04:00:00.000Z	69 \| moderate	19.093 \| fine	84.387 \| fine	12.295 \| good	0.874 \| good	12.856 \| good	0.278 \| good
2025-09-15T05:00:00.000Z	60 \| moderate	14.247 \| fine	63.309 \| fine	12.886 \| good	0.877 \| good	12.839 \| good	0.279 \| good
2025-09-15T06:00:00.000Z	60 \| moderate	13.623 \| fine	61.035 \| fine	16.038 \| good	0.88 \| good	12.823 \| good	0.28 \| good
2025-09-15T07:00:00.000Z	60 \| moderate	13.914 \| fine	62.855 \| fine	14.215 \| good	0.843 \| good	12.17 \| good	0.278 \| good
2025-09-15T08:00:00.000Z	60 \| moderate	13.892 \| fine	62.855 \| fine	12.102 \| good	0.806 \| good	11.517 \| good	0.276 \| good
2025-09-15T09:00:00.000Z	56 \| moderate	12.144 \| fine	54.746 \| good	8.279 \| good	0.769 \| good	10.865 \| good	0.274 \| good
2025-09-15T10:00:00.000Z	60 \| moderate	14.398 \| fine	64.635 \| fine	4.053 \| good	0.765 \| good	10.34 \| good	0.282 \| good
2025-09-15T11:00:00.000Z	67 \| moderate	17.547 \| fine	78.275 \| fine	6.211 \| good	0.76 \| good	9.816 \| good	0.29 \| good
2025-09-15T12:00:00.000Z	67 \| moderate	18.423 \| fine	80.742 \| fine	14.315 \| good	0.756 \| good	9.291 \| good	0.297 \| good
2025-09-15T13:00:00.000Z	62 \| moderate	15.213 \| fine	68.728 \| fine	24.721 \| good	0.991 \| good	7.537 \| good	0.277 \| good
2025-09-15T14:00:00.000Z	62 \| moderate	14.867 \| fine	66.843 \| fine	32.982 \| good	1.226 \| good	5.784 \| good	0.256 \| good
2025-09-15T15:00:00.000Z	60 \| moderate	14.055 \| fine	63.116 \| fine	39.17 \| good	1.46 \| good	4.03 \| good	0.235 \| good
2025-09-15T16:00:00.000Z	58 \| moderate	13.398 \| fine	61.072 \| fine	43.221 \| good	1.308 \| good	3.226 \| good	0.22 \| good
2025-09-15T17:00:00.000Z	58 \| moderate	12.857 \| fine	57.554 \| fine	45.518 \| good	1.156 \| good	2.422 \| good	0.205 \| good
2025-09-15T18:00:00.000Z	60 \| moderate	14.218 \| fine	63.21 \| fine	48.58 \| good	1.004 \| good	1.617 \| good	0.19 \| good
2025-09-15T19:00:00.000Z	56 \| moderate	12.194 \| fine	54.877 \| good	53.122 \| good	0.933 \| good	1.755 \| good	0.187 \| good
2025-09-15T20:00:00.000Z	54 \| moderate	11.062 \| good	48.957 \| good	49.112 \| good	0.862 \| good	1.893 \| good	0.185 \| good
2025-09-15T21:00:00.000Z	56 \| moderate	11.699 \| good	51.365 \| good	54.754 \| good	0.791 \| good	2.03 \| good	0.182 \| good
2025-09-15T22:00:00.000Z	60 \| moderate	14.045 \| fine	63.042 \| fine	51.903 \| good	0.841 \| good	3.325 \| good	0.189 \| good
2025-09-15T23:00:00.000Z	64 \| moderate	16.027 \| fine	71.13 \| fine	46.317 \| good	0.892 \| good	4.62 \| good	0.197 \| good
2025-09-16T00:00:00.000Z	54 \| moderate	11.496 \| good	12.938 \| good	52.416 \| good	0.945 \| good	5.979 \| good	0.206 \| good
2025-09-16T01:00:00.000Z	67 \| moderate	17.921 \| fine	78.701 \| fine	28.559 \| good	0.993 \| good	5.722 \| good	0.197 \| good
2025-09-16T02:00:00.000Z	67 \| moderate	17.512 \| fine	78.339 \| fine	25.641 \| good	1.044 \| good	5.529 \| good	0.19 \| good

West Haven

Empower business decisions with accurate air quality data

Real-time air quality map: Monitor AQI near West Haven, Connecticut

0.20ppm

How accurate is Connecticut, USA air quality data?

The air quality data for Connecticut, USA is gathered from reliable sources such as satellites and monitoring stations, adhering to US EPA guidelines. With the help of advanced algorithms and machine learning, factors like traffic and population density are analyzed to deliver accurate and dependable results.

Source: Ambee Data Sources

Air quality levels in US

Check live rankings of places in the USA affected by air pollution.

View Polluted Cities

Check live rankings of places in the USA with the cleanest air.

View Clean Cities

Frequently asked questions

How frequently does the air quality data for West Haven, Connecticut get updated?

Air quality updates for West Haven, Connecticut are available every hour.

What time in the past 24 hours saw the poorest air quality in West Haven, Connecticut?

West Haven, Connecticut experienced its worst air quality at 12:00:00, 2025-09-13.

When was air quality in West Haven, Connecticut the best over the past 24 hours?

The best air quality in West Haven, Connecticut was observed at 01:00:00 on 2025-09-14.

What is the air quality in West Haven, Connecticut right now?

The air quality in West Haven, Connecticut right now is Good, with an AQI of 35.

What pollutant is most frequently found in West Haven, Connecticut?

In West Haven, Connecticut, O3 is the most frequently found pollutant.

What can I do if the air quality in West Haven, Connecticut is poor?

When air quality in West Haven, Connecticut is compromised, staying indoors and wearing a mask can reduce health risks.

What is the PM_2.5 concentration in West Haven, Connecticut right now?

West Haven, Connecticut currently has a PM_2.5 concentration of 6.394 μg/m³.

What is the current level of PM₁₀ in West Haven, Connecticut?

West Haven, Connecticut currently has a PM₁₀ concentration of 16.321 μg/m³.

What is the current level of carbon monoxide (CO) in West Haven, Connecticut?

The current carbon monoxide (CO) level in West Haven, Connecticut is 0.128 ppm.

What is the current level of sulfur dioxide (SO₂) in West Haven, Connecticut?

The current sulfur dioxide (SO₂) concentration in West Haven, Connecticut is 0.216 ppb.

What is the current level of ozone (O₃) in West Haven, Connecticut?

West Haven, Connecticut currently has an ozone (O₃) concentration of 37.834 ppm.

What is the current level of nitrogen dioxide (NO₂) in West Haven, Connecticut?

The current level of nitrogen dioxide (NO₂) in West Haven, Connecticut is 8.833 ppb.

Certified

APIs

Refund Policy

Historical Climate Data

Terms & Conditions

Refund Policy

Terms & Conditions

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2025-09-12T03:00:00.000Z	52 \| moderate	10.079 \| good	44.677 \| good	16.723 \| good	1.065 \| good	19.607 \| good	0.354 \| good
2025-09-12T04:00:00.000Z	33 \| good	5.596 \| good	22.104 \| good	15.027 \| good	0.177 \| good	27.138 \| good	0.449 \| good
2025-09-12T05:00:00.000Z	49 \| good	9.353 \| good	19.972 \| good	18.507 \| good	0.16 \| good	23.411 \| good	0.382 \| good
2025-09-12T06:00:00.000Z	49 \| good	9.097 \| good	27.935 \| good	14.871 \| good	0.414 \| good	19.192 \| good	0.308 \| good
2025-09-12T07:00:00.000Z	38 \| good	6.882 \| good	16.42 \| good	18.602 \| good	0.236 \| good	21.107 \| good	0.308 \| good
2025-09-12T08:00:00.000Z	44 \| good	7.71 \| good	31.383 \| good	18.718 \| good	0.235 \| good	12.697 \| good	0.298 \| good
2025-09-12T09:00:00.000Z	33 \| good	6.344 \| good	17.035 \| good	18.433 \| good	0.165 \| good	13.041 \| good	0.233 \| good
2025-09-12T10:00:00.000Z	38 \| good	6.731 \| good	17.644 \| good	17.09 \| good	0.25 \| good	13.874 \| good	0.22 \| good
2025-09-12T11:00:00.000Z	33 \| good	6.248 \| good	15.403 \| good	14.141 \| good	0.417 \| good	16.631 \| good	0.22 \| good
2025-09-12T12:00:00.000Z	38 \| good	6.823 \| good	14.841 \| good	8.488 \| good	0.151 \| good	16.898 \| good	0.239 \| good
2025-09-12T13:00:00.000Z	38 \| good	6.893 \| good	20.651 \| good	21.95 \| good	0.155 \| good	11.903 \| good	0.233 \| good
2025-09-12T14:00:00.000Z	38 \| good	6.759 \| good	16.365 \| good	21.758 \| good	0.121 \| good	6.516 \| good	0.146 \| good
2025-09-12T15:00:00.000Z	33 \| good	6.44 \| good	24.575 \| good	25.786 \| good	0.232 \| good	4.019 \| good	0.139 \| good
2025-09-12T16:00:00.000Z	38 \| good	6.663 \| good	21.172 \| good	26.926 \| good	0.245 \| good	3.084 \| good	0.139 \| good
2025-09-12T17:00:00.000Z	33 \| good	5.8 \| good	20.232 \| good	29.645 \| good	0.107 \| good	2.897 \| good	0.139 \| good
2025-09-12T18:00:00.000Z	33 \| good	6.368 \| good	18.368 \| good	34.019 \| good	0.138 \| good	2.426 \| good	0.139 \| good
2025-09-12T19:00:00.000Z	40 \| good	6.477 \| good	23.472 \| good	42.767 \| good	0.141 \| good	2.716 \| good	0.139 \| good
2025-09-12T20:00:00.000Z	39 \| good	5.984 \| good	23.365 \| good	42.042 \| good	0.199 \| good	2.795 \| good	0.139 \| good
2025-09-12T21:00:00.000Z	42 \| good	6.7 \| good	18.857 \| good	45.022 \| good	0.112 \| good	4.184 \| good	0.139 \| good
2025-09-12T22:00:00.000Z	42 \| good	6.951 \| good	29.717 \| good	44.563 \| good	0.141 \| good	2.975 \| good	0.165 \| good
2025-09-12T23:00:00.000Z	39 \| good	6.493 \| good	18.678 \| good	42.243 \| good	0.104 \| good	2.262 \| good	0.152 \| good
2025-09-13T00:00:00.000Z	38 \| good	7.143 \| good	31.02 \| good	39.963 \| good	0.123 \| good	4.885 \| good	0.193 \| good
2025-09-13T01:00:00.000Z	44 \| good	7.93 \| good	37.005 \| good	33.805 \| good	0.259 \| good	3.978 \| good	0.186 \| good
2025-09-13T02:00:00.000Z	49 \| good	8.502 \| good	37.03 \| good	31.035 \| good	0.218 \| good	4.122 \| good	0.186 \| good
2025-09-13T03:00:00.000Z	38 \| good	7.179 \| good	28.635 \| good	32.147 \| good	0.354 \| good	4.883 \| good	0.192 \| good
2025-09-13T04:00:00.000Z	49 \| good	8.649 \| good	30.228 \| good	28.691 \| good	0.352 \| good	8.1 \| good	0.192 \| good
2025-09-13T05:00:00.000Z	38 \| good	7.235 \| good	21.889 \| good	28.874 \| good	0.228 \| good	9.762 \| good	0.313 \| good
2025-09-13T06:00:00.000Z	44 \| good	7.502 \| good	21.319 \| good	30.948 \| good	0.25 \| good	12.664 \| good	0.293 \| good
2025-09-13T07:00:00.000Z	49 \| good	8.669 \| good	26.359 \| good	23.289 \| good	0.212 \| good	12.874 \| good	0.306 \| good
2025-09-13T08:00:00.000Z	44 \| good	8.075 \| good	26.352 \| good	13.339 \| good	0.172 \| good	12.584 \| good	0.314 \| good
2025-09-13T09:00:00.000Z	52 \| moderate	9.89 \| good	25.88 \| good	17.673 \| good	0.369 \| good	12.599 \| good	0.24 \| good
2025-09-13T10:00:00.000Z	49 \| good	9.469 \| good	15.703 \| good	6.553 \| good	0.383 \| good	11.227 \| good	0.253 \| good
2025-09-13T11:00:00.000Z	49 \| good	9.232 \| good	16.012 \| good	9.513 \| good	0.361 \| good	9.712 \| good	0.273 \| good
2025-09-13T12:00:00.000Z	56 \| moderate	12.321 \| fine	31.494 \| good	9.356 \| good	0.124 \| good	6.129 \| good	0.266 \| good
2025-09-13T13:00:00.000Z	54 \| moderate	10.879 \| good	21.602 \| good	11.961 \| good	0.1 \| good	6.021 \| good	0.273 \| good
2025-09-13T14:00:00.000Z	44 \| good	7.761 \| good	21.28 \| good	19.267 \| good	0.226 \| good	7.438 \| good	0.253 \| good
2025-09-13T15:00:00.000Z	38 \| good	6.966 \| good	22.378 \| good	26.469 \| good	0.144 \| good	5.02 \| good	0.178 \| good
2025-09-13T16:00:00.000Z	38 \| good	6.593 \| good	25.303 \| good	28.736 \| good	0.135 \| good	5.011 \| good	0.178 \| good
2025-09-13T17:00:00.000Z	33 \| good	5.825 \| good	22.319 \| good	34.311 \| good	0.143 \| good	4.711 \| good	0.191 \| good
2025-09-13T18:00:00.000Z	38 \| good	6.694 \| good	30.494 \| good	38.178 \| good	0.184 \| good	4.713 \| good	0.259 \| good
2025-09-13T19:00:00.000Z	41 \| good	7.363 \| good	29.808 \| good	44.15 \| good	0.1 \| good	3.863 \| good	0.185 \| good
2025-09-13T20:00:00.000Z	44 \| good	6.757 \| good	25.518 \| good	48.13 \| good	0.129 \| good	3.678 \| good	0.178 \| good
2025-09-13T21:00:00.000Z	44 \| good	6.682 \| good	20.009 \| good	47.676 \| good	0.137 \| good	4.396 \| good	0.178 \| good
2025-09-13T22:00:00.000Z	44 \| good	7.82 \| good	22.325 \| good	44.5 \| good	0.182 \| good	6.044 \| good	0.179 \| good
2025-09-13T23:00:00.000Z	42 \| good	6.733 \| good	24.106 \| good	44.991 \| good	0.184 \| good	7.37 \| good	0.185 \| good
2025-09-14T00:00:00.000Z	38 \| good	7.166 \| good	19.649 \| good	32.718 \| good	0.169 \| good	6.928 \| good	0.179 \| good
2025-09-14T01:00:00.000Z	33 \| good	6.432 \| good	27.01 \| good	34.182 \| good	0.253 \| good	8.612 \| good	0.179 \| good
2025-09-14T02:00:00.000Z	33 \| good	5.775 \| good	32.789 \| good	34.772 \| good	0.175 \| good	7.842 \| good	0.179 \| good
2025-09-14T02:00:00.000Z	35 \| good	6.394 \| good	16.321 \| good	37.834 \| good	0.216 \| good	8.833 \| good	0.128 \| good
2025-09-14T03:00:00.000Z	52 \| moderate	9.557 \| good	42.824 \| good	25.336 \| good	1.128 \| good	6.33 \| good	0.177 \| good
2025-09-14T04:00:00.000Z	54 \| moderate	10.546 \| good	46.764 \| good	22.624 \| good	1.089 \| good	6.016 \| good	0.171 \| good
2025-09-14T05:00:00.000Z	38 \| good	7.23 \| good	32.081 \| good	22.85 \| good	1.049 \| good	5.702 \| good	0.164 \| good
2025-09-14T06:00:00.000Z	38 \| good	7.371 \| good	32.814 \| good	24.49 \| good	1.01 \| good	5.389 \| good	0.158 \| good
2025-09-14T07:00:00.000Z	38 \| good	6.86 \| good	30.202 \| good	21.54 \| good	1.168 \| good	5.842 \| good	0.159 \| good
2025-09-14T08:00:00.000Z	49 \| good	8.527 \| good	37.237 \| good	19.101 \| good	1.325 \| good	6.296 \| good	0.16 \| good
2025-09-14T09:00:00.000Z	49 \| good	8.783 \| good	38.127 \| good	15.971 \| good	1.483 \| good	6.749 \| good	0.16 \| good
2025-09-14T10:00:00.000Z	54 \| moderate	11.088 \| good	48.898 \| good	6.643 \| good	1.701 \| good	8.33 \| good	0.179 \| good
2025-09-14T11:00:00.000Z	58 \| moderate	12.707 \| fine	56.899 \| fine	7.871 \| good	1.919 \| good	9.911 \| good	0.198 \| good
2025-09-14T12:00:00.000Z	56 \| moderate	12.082 \| good	54.073 \| good	16.612 \| good	2.138 \| good	11.491 \| good	0.217 \| good
2025-09-14T13:00:00.000Z	58 \| moderate	13.305 \| fine	59.422 \| fine	25.919 \| good	2.325 \| good	9.64 \| good	0.219 \| good
2025-09-14T14:00:00.000Z	62 \| moderate	15.187 \| fine	67.274 \| fine	33.315 \| good	2.513 \| good	7.788 \| good	0.221 \| good
2025-09-14T15:00:00.000Z	60 \| moderate	13.904 \| fine	62.875 \| fine	41.459 \| good	2.7 \| good	5.937 \| good	0.223 \| good
2025-09-14T16:00:00.000Z	60 \| moderate	13.75 \| fine	61.085 \| fine	46.479 \| good	2.235 \| good	4.661 \| good	0.212 \| good
2025-09-14T17:00:00.000Z	56 \| moderate	12.25 \| fine	55.019 \| fine	49.947 \| good	1.769 \| good	3.385 \| good	0.201 \| good
2025-09-14T18:00:00.000Z	58 \| moderate	12.743 \| fine	56.877 \| fine	50.129 \| good	1.304 \| good	2.11 \| good	0.19 \| good
2025-09-14T19:00:00.000Z	58 \| moderate	12.57 \| fine	56.753 \| fine	51.997 \| good	1.099 \| good	2.124 \| good	0.188 \| good
2025-09-14T20:00:00.000Z	62 \| moderate	14.777 \| fine	65.15 \| fine	49.337 \| good	0.894 \| good	2.138 \| good	0.185 \| good
2025-09-14T21:00:00.000Z	62 \| moderate	14.539 \| fine	64.833 \| fine	45.408 \| good	0.689 \| good	2.151 \| good	0.182 \| good
2025-09-14T22:00:00.000Z	60 \| moderate	13.919 \| fine	62.635 \| fine	40.496 \| good	0.705 \| good	5.275 \| good	0.209 \| good
2025-09-14T23:00:00.000Z	62 \| moderate	14.827 \| fine	66.581 \| fine	35.749 \| good	0.72 \| good	8.399 \| good	0.236 \| good
2025-09-15T00:00:00.000Z	66 \| moderate	16.922 \| fine	74.872 \| fine	31.969 \| good	0.735 \| good	11.522 \| good	0.263 \| good
2025-09-15T01:00:00.000Z	67 \| moderate	18.348 \| fine	80.685 \| fine	24.969 \| good	0.78 \| good	11.972 \| good	0.268 \| good
2025-09-15T02:00:00.000Z	66 \| moderate	17.394 \| fine	76.778 \| fine	18.836 \| good	0.825 \| good	12.422 \| good	0.272 \| good
2025-09-15T03:00:00.000Z	67 \| moderate	17.796 \| fine	78.663 \| fine	14.801 \| good	0.871 \| good	12.872 \| good	0.277 \| good
2025-09-15T04:00:00.000Z	69 \| moderate	19.093 \| fine	84.387 \| fine	12.295 \| good	0.874 \| good	12.856 \| good	0.278 \| good
2025-09-15T05:00:00.000Z	60 \| moderate	14.247 \| fine	63.309 \| fine	12.886 \| good	0.877 \| good	12.839 \| good	0.279 \| good
2025-09-15T06:00:00.000Z	60 \| moderate	13.623 \| fine	61.035 \| fine	16.038 \| good	0.88 \| good	12.823 \| good	0.28 \| good
2025-09-15T07:00:00.000Z	60 \| moderate	13.914 \| fine	62.855 \| fine	14.215 \| good	0.843 \| good	12.17 \| good	0.278 \| good
2025-09-15T08:00:00.000Z	60 \| moderate	13.892 \| fine	62.855 \| fine	12.102 \| good	0.806 \| good	11.517 \| good	0.276 \| good
2025-09-15T09:00:00.000Z	56 \| moderate	12.144 \| fine	54.746 \| good	8.279 \| good	0.769 \| good	10.865 \| good	0.274 \| good
2025-09-15T10:00:00.000Z	60 \| moderate	14.398 \| fine	64.635 \| fine	4.053 \| good	0.765 \| good	10.34 \| good	0.282 \| good
2025-09-15T11:00:00.000Z	67 \| moderate	17.547 \| fine	78.275 \| fine	6.211 \| good	0.76 \| good	9.816 \| good	0.29 \| good
2025-09-15T12:00:00.000Z	67 \| moderate	18.423 \| fine	80.742 \| fine	14.315 \| good	0.756 \| good	9.291 \| good	0.297 \| good
2025-09-15T13:00:00.000Z	62 \| moderate	15.213 \| fine	68.728 \| fine	24.721 \| good	0.991 \| good	7.537 \| good	0.277 \| good
2025-09-15T14:00:00.000Z	62 \| moderate	14.867 \| fine	66.843 \| fine	32.982 \| good	1.226 \| good	5.784 \| good	0.256 \| good
2025-09-15T15:00:00.000Z	60 \| moderate	14.055 \| fine	63.116 \| fine	39.17 \| good	1.46 \| good	4.03 \| good	0.235 \| good
2025-09-15T16:00:00.000Z	58 \| moderate	13.398 \| fine	61.072 \| fine	43.221 \| good	1.308 \| good	3.226 \| good	0.22 \| good
2025-09-15T17:00:00.000Z	58 \| moderate	12.857 \| fine	57.554 \| fine	45.518 \| good	1.156 \| good	2.422 \| good	0.205 \| good
2025-09-15T18:00:00.000Z	60 \| moderate	14.218 \| fine	63.21 \| fine	48.58 \| good	1.004 \| good	1.617 \| good	0.19 \| good
2025-09-15T19:00:00.000Z	56 \| moderate	12.194 \| fine	54.877 \| good	53.122 \| good	0.933 \| good	1.755 \| good	0.187 \| good
2025-09-15T20:00:00.000Z	54 \| moderate	11.062 \| good	48.957 \| good	49.112 \| good	0.862 \| good	1.893 \| good	0.185 \| good
2025-09-15T21:00:00.000Z	56 \| moderate	11.699 \| good	51.365 \| good	54.754 \| good	0.791 \| good	2.03 \| good	0.182 \| good
2025-09-15T22:00:00.000Z	60 \| moderate	14.045 \| fine	63.042 \| fine	51.903 \| good	0.841 \| good	3.325 \| good	0.189 \| good
2025-09-15T23:00:00.000Z	64 \| moderate	16.027 \| fine	71.13 \| fine	46.317 \| good	0.892 \| good	4.62 \| good	0.197 \| good
2025-09-16T00:00:00.000Z	54 \| moderate	11.496 \| good	12.938 \| good	52.416 \| good	0.945 \| good	5.979 \| good	0.206 \| good
2025-09-16T01:00:00.000Z	67 \| moderate	17.921 \| fine	78.701 \| fine	28.559 \| good	0.993 \| good	5.722 \| good	0.197 \| good
2025-09-16T02:00:00.000Z	67 \| moderate	17.512 \| fine	78.339 \| fine	25.641 \| good	1.044 \| good	5.529 \| good	0.19 \| good

Current air quality index in West Haven, Connecticut today

Common air pollutants in West Haven, Connecticut

Particulate Matter2.5 (PM2.5)

Particulate Matter10 (PM10)

Ozone (O3)

Sulfur Dioxide (SO2)

Nitrogen Dioxide (NO2)

Carbon Monoxide (CO)

Track live West Haven, Connecticut air quality forecast and history

Empower business decisions with accurate air quality data

Real-time air quality map: Monitor AQI near West Haven, Connecticut

Air quality in nearby cities

New Haven, Connecticut

Orange, Connecticut

East Haven, Connecticut

Milford, Connecticut

Branford, Connecticut

Derby, Connecticut

How accurate is Connecticut, USA air quality data?

Air quality levels in US

Frequently asked questions

How frequently does the air quality data for West Haven, Connecticut get updated?

What time in the past 24 hours saw the poorest air quality in West Haven, Connecticut?

When was air quality in West Haven, Connecticut the best over the past 24 hours?

What is the air quality in West Haven, Connecticut right now?

What pollutant is most frequently found in West Haven, Connecticut?

What can I do if the air quality in West Haven, Connecticut is poor?

What is the PM2.5 concentration in West Haven, Connecticut right now?

What is the current level of PM10 in West Haven, Connecticut?

What is the current level of carbon monoxide (CO) in West Haven, Connecticut?

What is the current level of sulfur dioxide (SO2) in West Haven, Connecticut?

What is the current level of ozone (O3) in West Haven, Connecticut?

What is the current level of nitrogen dioxide (NO2) in West Haven, Connecticut?

Particulate Matter_2.5 (PM_2.5)

Particulate Matter₁₀ (PM₁₀)

Ozone (O₃)

Sulfur Dioxide (SO₂)

Nitrogen Dioxide (NO₂)

What is the PM_2.5 concentration in West Haven, Connecticut right now?

What is the current level of PM₁₀ in West Haven, Connecticut?

What is the current level of sulfur dioxide (SO₂) in West Haven, Connecticut?

What is the current level of ozone (O₃) in West Haven, Connecticut?

What is the current level of nitrogen dioxide (NO₂) in West Haven, Connecticut?