What is the current level of PM10 in Arroyo Grande, California?

Arroyo Grande, California currently has a PM10 concentration of 12.435 μg/m3.

What is the current level of sulfur dioxide (SO2) in Arroyo Grande, California?

The current sulfur dioxide (SO2) concentration in Arroyo Grande, California is 0.231 ppb.

What is the current level of ozone (O3) in Arroyo Grande, California?

Arroyo Grande, California currently has an ozone (O3) concentration of 36.087 ppm.

What is the current level of nitrogen dioxide (NO2) in Arroyo Grande, California?

The current level of nitrogen dioxide (NO2) in Arroyo Grande, California is 1.284 ppb.

Current air quality index in Arroyo Grande, California today

Name: Live air pollution levels in Arroyo Grande, California today
Creator: Ambee

Stay updated with real-time air quality in Arroyo Grande, California 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

Arroyo Grande, California

Last updated: ... (Local time)

Common air pollutants in Arroyo Grande, California

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

0.80 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

3.44 μg/m³

155

255

425

605+

Ozone (O₃)

18.15 ppb

201

201+

Sulfur Dioxide (SO₂)

0.62 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

5.73 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.23 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

Moderate

Arroyo Grande, California

Get Live Pollen Counts

Arroyo Grande, California

Scroll To Air Quality Map

Track live Arroyo Grande, California air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2025-10-19T14:00:00.000Z	15 \| good	2.305 \| good	7.498 \| good	15.964 \| good	0.345 \| good	7.622 \| good	0.368 \| good
2025-10-19T15:00:00.000Z	15 \| good	1.588 \| good	5.974 \| good	15.849 \| good	0.408 \| good	8.867 \| good	0.224 \| good
2025-10-19T16:00:00.000Z	13 \| good	0.982 \| good	4.14 \| good	14.014 \| good	0.477 \| good	7.093 \| good	0.352 \| good
2025-10-19T17:00:00.000Z	16 \| good	1.927 \| good	5.805 \| good	16.958 \| good	0.466 \| good	7.736 \| good	0.271 \| good
2025-10-19T18:00:00.000Z	17 \| good	1.214 \| good	3.537 \| good	18.478 \| good	0.548 \| good	6.645 \| good	0.162 \| good
2025-10-19T19:00:00.000Z	23 \| good	1.111 \| good	4.543 \| good	24.925 \| good	0.624 \| good	5.27 \| good	0.18 \| good
2025-10-19T20:00:00.000Z	30 \| good	2.606 \| good	10.741 \| good	32.269 \| good	0.768 \| good	4.113 \| good	0.162 \| good
2025-10-19T21:00:00.000Z	32 \| good	3.038 \| good	11.604 \| good	34.99 \| good	0.785 \| good	2.678 \| good	0.182 \| good
2025-10-19T22:00:00.000Z	34 \| good	3.297 \| good	11.461 \| good	37.224 \| good	0.781 \| good	2.272 \| good	0.162 \| good
2025-10-19T23:00:00.000Z	38 \| good	3.865 \| good	11.219 \| good	41.04 \| good	0.68 \| good	1.684 \| good	0.162 \| good
2025-10-20T00:00:00.000Z	41 \| good	4.194 \| good	12.434 \| good	43.672 \| good	0.636 \| good	1.566 \| good	0.162 \| good
2025-10-20T01:00:00.000Z	40 \| good	5.719 \| good	14.974 \| good	43.431 \| good	0.605 \| good	1.109 \| good	0.162 \| good
2025-10-20T02:00:00.000Z	41 \| good	6.527 \| good	17.004 \| good	44.046 \| good	0.605 \| good	1.601 \| good	0.182 \| good
2025-10-20T03:00:00.000Z	38 \| good	6.559 \| good	15.547 \| good	36.114 \| good	0.572 \| good	3.571 \| good	0.243 \| good
2025-10-20T04:00:00.000Z	33 \| good	6.27 \| good	15.711 \| good	32.549 \| good	0.537 \| good	4.694 \| good	0.339 \| good
2025-10-20T05:00:00.000Z	35 \| good	6.137 \| good	16.422 \| good	38.142 \| good	0.522 \| good	3.775 \| good	0.405 \| good
2025-10-20T06:00:00.000Z	33 \| good	5.851 \| good	13.722 \| good	33.523 \| good	0.522 \| good	4.348 \| good	0.384 \| good
2025-10-20T07:00:00.000Z	33 \| good	5.851 \| good	13.722 \| good	27.016 \| good	0.488 \| good	4.18 \| good	0.401 \| good
2025-10-20T08:00:00.000Z	26 \| good	4.285 \| good	9.995 \| good	28.334 \| good	0.505 \| good	3.63 \| good	0.342 \| good
2025-10-20T09:00:00.000Z	23 \| good	3.556 \| good	7.012 \| good	24.742 \| good	0.339 \| good	4.082 \| good	0.342 \| good
2025-10-20T10:00:00.000Z	25 \| good	1.378 \| good	6.271 \| good	27.232 \| good	0.322 \| good	4.845 \| good	0.286 \| good
2025-10-20T11:00:00.000Z	26 \| good	1.269 \| good	5.4 \| good	27.938 \| good	0.388 \| good	4.891 \| good	0.282 \| good
2025-10-20T12:00:00.000Z	21 \| good	1.231 \| good	5.212 \| good	22.729 \| good	0.37 \| good	4.884 \| good	0.286 \| good
2025-10-20T13:00:00.000Z	19 \| good	1.718 \| good	4.641 \| good	20.57 \| good	0.488 \| good	4.818 \| good	0.266 \| good
2025-10-20T14:00:00.000Z	19 \| good	1.289 \| good	3.129 \| good	20.827 \| good	0.473 \| good	4.792 \| good	0.301 \| good
2025-10-20T15:00:00.000Z	12 \| good	0.704 \| good	3.141 \| good	12.883 \| good	0.479 \| good	7.8 \| good	0.422 \| good
2025-10-20T16:00:00.000Z	10 \| good	1.268 \| good	3.419 \| good	10.837 \| good	0.476 \| good	7.595 \| good	0.53 \| good
2025-10-20T17:00:00.000Z	16 \| good	1.348 \| good	4.036 \| good	17.36 \| good	0.665 \| good	6.337 \| good	0.406 \| good
2025-10-20T18:00:00.000Z	21 \| good	2.302 \| good	5.124 \| good	23.381 \| good	0.633 \| good	5.403 \| good	0.311 \| good
2025-10-20T19:00:00.000Z	28 \| good	3.393 \| good	8.39 \| good	29.946 \| good	0.701 \| good	5.01 \| good	0.181 \| good
2025-10-20T20:00:00.000Z	34 \| good	5.154 \| good	12.627 \| good	37.323 \| good	0.781 \| good	4.267 \| good	0.181 \| good
2025-10-20T21:00:00.000Z	37 \| good	5.364 \| good	14.893 \| good	39.509 \| good	0.734 \| good	3.779 \| good	0.2 \| good
2025-10-20T22:00:00.000Z	42 \| good	5.236 \| good	14.134 \| good	45.487 \| good	0.672 \| good	2.548 \| good	0.221 \| good
2025-10-20T23:00:00.000Z	42 \| good	5.824 \| good	13.652 \| good	45.323 \| good	0.633 \| good	2.185 \| good	0.218 \| good
2025-10-21T00:00:00.000Z	44 \| good	5.894 \| good	13.84 \| good	47.659 \| good	0.535 \| good	2.094 \| good	0.199 \| good
2025-10-21T01:00:00.000Z	43 \| good	6.695 \| good	15.388 \| good	46.033 \| good	0.524 \| good	2.805 \| good	0.199 \| good
2025-10-21T02:00:00.000Z	44 \| good	7.763 \| good	16.705 \| good	34.674 \| good	0.621 \| good	3.251 \| good	0.182 \| good
2025-10-21T03:00:00.000Z	44 \| good	7.687 \| good	34.09 \| good	26.052 \| good	0.4 \| good	5.452 \| good	0.184 \| good
2025-10-21T04:00:00.000Z	38 \| good	6.957 \| good	18.637 \| good	34.334 \| good	0.634 \| good	4.805 \| good	0.363 \| good
2025-10-21T05:00:00.000Z	38 \| good	6.684 \| good	18.147 \| good	29.124 \| good	0.731 \| good	5.233 \| good	0.382 \| good
2025-10-21T06:00:00.000Z	33 \| good	6.268 \| good	15.27 \| good	24.671 \| good	0.694 \| good	6.546 \| good	0.341 \| good
2025-10-21T07:00:00.000Z	27 \| good	5.488 \| good	11.37 \| good	20.719 \| good	0.676 \| good	5.23 \| good	0.361 \| good
2025-10-21T08:00:00.000Z	27 \| good	4.997 \| good	8.43 \| good	18.26 \| good	0.662 \| good	4.917 \| good	0.361 \| good
2025-10-21T09:00:00.000Z	22 \| good	3.956 \| good	6.759 \| good	18.076 \| good	0.663 \| good	4.599 \| good	0.323 \| good
2025-10-21T10:00:00.000Z	16 \| good	2.919 \| good	5.512 \| good	13.809 \| good	0.668 \| good	4.546 \| good	0.242 \| good
2025-10-21T11:00:00.000Z	18 \| good	1.6 \| good	4.295 \| good	18.774 \| good	0.65 \| good	4.865 \| good	0.265 \| good
2025-10-21T12:00:00.000Z	17 \| good	0.823 \| good	3.519 \| good	18.356 \| good	0.618 \| good	6.043 \| good	0.226 \| good
2025-10-21T13:00:00.000Z	17 \| good	0.861 \| good	3.707 \| good	17.794 \| good	0.669 \| good	4.687 \| good	0.246 \| good
2025-10-21T13:00:00.000Z	17 \| good	0.804 \| good	3.436 \| good	18.148 \| good	0.618 \| good	5.734 \| good	0.226 \| good
2025-10-16T01:00:00.000Z	44 \| good	7.951 \| good	34.949 \| good	38.635 \| good	0.194 \| good	1.115 \| good	0.126 \| good
2025-10-16T02:00:00.000Z	34 \| good	6.404 \| good	28.498 \| good	37.056 \| good	0.188 \| good	1.721 \| good	0.131 \| good
2025-10-16T03:00:00.000Z	33 \| good	5.727 \| good	25.353 \| good	34.512 \| good	0.182 \| good	2.327 \| good	0.137 \| good
2025-10-16T04:00:00.000Z	33 \| good	5.513 \| good	23.93 \| good	33.85 \| good	0.182 \| good	2.82 \| good	0.141 \| good
2025-10-16T05:00:00.000Z	38 \| good	7.095 \| good	31.35 \| good	32.776 \| good	0.183 \| good	3.313 \| good	0.146 \| good
2025-10-16T06:00:00.000Z	33 \| good	6.176 \| good	27.623 \| good	33.068 \| good	0.183 \| good	3.806 \| good	0.151 \| good
2025-10-16T07:00:00.000Z	33 \| good	5.667 \| good	24.784 \| good	32.776 \| good	0.177 \| good	3.738 \| good	0.15 \| good
2025-10-16T08:00:00.000Z	38 \| good	6.995 \| good	31.029 \| good	33.604 \| good	0.17 \| good	3.671 \| good	0.15 \| good
2025-10-16T09:00:00.000Z	38 \| good	7.152 \| good	31.51 \| good	32.158 \| good	0.163 \| good	3.604 \| good	0.149 \| good
2025-10-16T10:00:00.000Z	38 \| good	7.2 \| good	31.892 \| good	31.567 \| good	0.168 \| good	3.216 \| good	0.144 \| good
2025-10-16T11:00:00.000Z	49 \| good	8.777 \| good	38.812 \| good	34.095 \| good	0.173 \| good	2.828 \| good	0.139 \| good
2025-10-16T12:00:00.000Z	38 \| good	7.336 \| good	32.381 \| good	33.703 \| good	0.178 \| good	2.44 \| good	0.134 \| good
2025-10-16T13:00:00.000Z	38 \| good	6.996 \| good	30.974 \| good	31.841 \| good	0.19 \| good	2.568 \| good	0.136 \| good
2025-10-16T14:00:00.000Z	44 \| good	8.062 \| good	35.408 \| good	32.921 \| good	0.202 \| good	2.695 \| good	0.137 \| good
2025-10-16T15:00:00.000Z	38 \| good	7.379 \| good	32.449 \| good	35.298 \| good	0.214 \| good	2.823 \| good	0.139 \| good
2025-10-16T16:00:00.000Z	34 \| good	4.922 \| good	21.326 \| good	37.012 \| good	0.243 \| good	2.217 \| good	0.135 \| good
2025-10-16T17:00:00.000Z	36 \| good	4.606 \| good	19.83 \| good	38.822 \| good	0.271 \| good	1.611 \| good	0.132 \| good
2025-10-16T18:00:00.000Z	37 \| good	5.358 \| good	23.312 \| good	39.756 \| good	0.3 \| good	1.006 \| good	0.128 \| good
2025-10-16T19:00:00.000Z	38 \| good	6.586 \| good	28.967 \| good	40.91 \| good	0.284 \| good	0.844 \| good	0.127 \| good
2025-10-16T20:00:00.000Z	54 \| moderate	10.795 \| good	47.937 \| good	42.345 \| good	0.269 \| good	0.683 \| good	0.126 \| good
2025-10-16T21:00:00.000Z	75 \| moderate	22.22 \| fine	97.305 \| fine	43.002 \| good	0.253 \| good	0.521 \| good	0.125 \| good
2025-10-16T22:00:00.000Z	75 \| moderate	21.641 \| fine	95.357 \| fine	42.57 \| good	0.261 \| good	0.622 \| good	0.126 \| good
2025-10-16T23:00:00.000Z	75 \| moderate	21.635 \| fine	95.007 \| fine	41.994 \| good	0.269 \| good	0.723 \| good	0.127 \| good
2025-10-17T00:00:00.000Z	56 \| moderate	11.885 \| good	53.708 \| good	41.821 \| good	0.277 \| good	0.823 \| good	0.128 \| good
2025-10-17T01:00:00.000Z	49 \| good	8.976 \| good	40.529 \| good	39.788 \| good	0.275 \| good	1.598 \| good	0.136 \| good
2025-10-17T02:00:00.000Z	38 \| good	6.987 \| good	30.92 \| good	37.351 \| good	0.272 \| good	2.374 \| good	0.144 \| good
2025-10-17T03:00:00.000Z	44 \| good	7.832 \| good	34.345 \| good	33.977 \| good	0.27 \| good	3.149 \| good	0.152 \| good
2025-10-17T04:00:00.000Z	38 \| good	6.655 \| good	29.31 \| good	32.33 \| good	0.259 \| good	3.387 \| good	0.155 \| good
2025-10-17T05:00:00.000Z	33 \| good	6.391 \| good	28.524 \| good	29.129 \| good	0.249 \| good	3.626 \| good	0.158 \| good
2025-10-17T06:00:00.000Z	33 \| good	6.291 \| good	28.018 \| good	29.271 \| good	0.238 \| good	3.864 \| good	0.161 \| good
2025-10-17T07:00:00.000Z	33 \| good	5.917 \| good	25.959 \| good	27.965 \| good	0.235 \| good	3.686 \| good	0.159 \| good
2025-10-17T08:00:00.000Z	33 \| good	6.058 \| good	26.786 \| good	28.335 \| good	0.231 \| good	3.509 \| good	0.157 \| good
2025-10-17T09:00:00.000Z	38 \| good	6.636 \| good	29.511 \| good	28.677 \| good	0.228 \| good	3.331 \| good	0.155 \| good
2025-10-17T10:00:00.000Z	33 \| good	6.113 \| good	26.685 \| good	27.232 \| good	0.229 \| good	3.221 \| good	0.152 \| good
2025-10-17T11:00:00.000Z	38 \| good	7.48 \| good	33.016 \| good	25.265 \| good	0.23 \| good	3.111 \| good	0.15 \| good
2025-10-17T12:00:00.000Z	38 \| good	6.667 \| good	29.43 \| good	25.6 \| good	0.231 \| good	3.002 \| good	0.147 \| good
2025-10-17T13:00:00.000Z	38 \| good	6.864 \| good	30.54 \| good	26.001 \| good	0.236 \| good	3.18 \| good	0.15 \| good
2025-10-17T14:00:00.000Z	38 \| good	6.551 \| good	29.068 \| good	24.981 \| good	0.24 \| good	3.359 \| good	0.152 \| good
2025-10-17T15:00:00.000Z	38 \| good	6.796 \| good	29.918 \| good	25.494 \| good	0.245 \| good	3.537 \| good	0.154 \| good
2025-10-17T16:00:00.000Z	33 \| good	6.056 \| good	27.091 \| good	28.258 \| good	0.296 \| good	3.005 \| good	0.15 \| good
2025-10-17T17:00:00.000Z	38 \| good	6.936 \| good	30.751 \| good	33.127 \| good	0.347 \| good	2.474 \| good	0.146 \| good
2025-10-17T18:00:00.000Z	38 \| good	7.472 \| good	32.933 \| good	37.629 \| good	0.399 \| good	1.942 \| good	0.143 \| good
2025-10-17T19:00:00.000Z	38 \| good	5.971 \| good	25.958 \| good	40.722 \| good	0.369 \| good	1.575 \| good	0.138 \| good
2025-10-17T20:00:00.000Z	39 \| good	6.592 \| good	29.187 \| good	41.844 \| good	0.338 \| good	1.208 \| good	0.133 \| good
2025-10-17T21:00:00.000Z	56 \| moderate	11.941 \| good	53.343 \| good	43.825 \| good	0.308 \| good	0.84 \| good	0.129 \| good
2025-10-17T22:00:00.000Z	54 \| moderate	11.181 \| good	49.252 \| good	46.96 \| good	0.31 \| good	0.944 \| good	0.133 \| good
2025-10-17T23:00:00.000Z	54 \| moderate	11.216 \| good	49.723 \| good	46.707 \| good	0.313 \| good	1.048 \| good	0.137 \| good
2025-10-18T00:00:00.000Z	49 \| good	8.495 \| good	12.253 \| good	53.392 \| good	0.315 \| good	1.144 \| good	0.14 \| good

Arroyo Grande

Empower business decisions with accurate air quality data

Real-time air quality map: Monitor AQI near Arroyo Grande, California

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How accurate is California, USA air quality data?

The air quality data for California, 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

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Frequently asked questions

How frequently does the air quality data for Arroyo Grande, California get updated?

Air quality updates for Arroyo Grande, California are available every hour.

What time in the past 24 hours saw the poorest air quality in Arroyo Grande, California?

Arroyo Grande, California experienced its worst air quality at 01:00:00, 2025-10-15.

When was air quality in Arroyo Grande, California the best over the past 24 hours?

The best air quality in Arroyo Grande, California was observed at 03:00:00 on 2025-10-15.

What is the air quality in Arroyo Grande, California right now?

The air quality in Arroyo Grande, California right now is Good, with an AQI of 33.

What pollutant is most frequently found in Arroyo Grande, California?

In Arroyo Grande, California, O3 is the most frequently found pollutant.

What can I do if the air quality in Arroyo Grande, California is poor?

When air quality in Arroyo Grande, California is compromised, staying indoors and wearing a mask can reduce health risks.

What is the PM_2.5 concentration in Arroyo Grande, California right now?

Arroyo Grande, California currently has a PM_2.5 concentration of 3.112 μg/m³.

What is the current level of PM₁₀ in Arroyo Grande, California?

Arroyo Grande, California currently has a PM₁₀ concentration of 12.435 μg/m³.

What is the current level of carbon monoxide (CO) in Arroyo Grande, California?

The current carbon monoxide (CO) level in Arroyo Grande, California is 0.119 ppm.

What is the current level of sulfur dioxide (SO₂) in Arroyo Grande, California?

The current sulfur dioxide (SO₂) concentration in Arroyo Grande, California is 0.231 ppb.

What is the current level of ozone (O₃) in Arroyo Grande, California?

Arroyo Grande, California currently has an ozone (O₃) concentration of 36.087 ppm.

What is the current level of nitrogen dioxide (NO₂) in Arroyo Grande, California?

The current level of nitrogen dioxide (NO₂) in Arroyo Grande, California is 1.284 ppb.

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Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2025-10-19T14:00:00.000Z	15 \| good	2.305 \| good	7.498 \| good	15.964 \| good	0.345 \| good	7.622 \| good	0.368 \| good
2025-10-19T15:00:00.000Z	15 \| good	1.588 \| good	5.974 \| good	15.849 \| good	0.408 \| good	8.867 \| good	0.224 \| good
2025-10-19T16:00:00.000Z	13 \| good	0.982 \| good	4.14 \| good	14.014 \| good	0.477 \| good	7.093 \| good	0.352 \| good
2025-10-19T17:00:00.000Z	16 \| good	1.927 \| good	5.805 \| good	16.958 \| good	0.466 \| good	7.736 \| good	0.271 \| good
2025-10-19T18:00:00.000Z	17 \| good	1.214 \| good	3.537 \| good	18.478 \| good	0.548 \| good	6.645 \| good	0.162 \| good
2025-10-19T19:00:00.000Z	23 \| good	1.111 \| good	4.543 \| good	24.925 \| good	0.624 \| good	5.27 \| good	0.18 \| good
2025-10-19T20:00:00.000Z	30 \| good	2.606 \| good	10.741 \| good	32.269 \| good	0.768 \| good	4.113 \| good	0.162 \| good
2025-10-19T21:00:00.000Z	32 \| good	3.038 \| good	11.604 \| good	34.99 \| good	0.785 \| good	2.678 \| good	0.182 \| good
2025-10-19T22:00:00.000Z	34 \| good	3.297 \| good	11.461 \| good	37.224 \| good	0.781 \| good	2.272 \| good	0.162 \| good
2025-10-19T23:00:00.000Z	38 \| good	3.865 \| good	11.219 \| good	41.04 \| good	0.68 \| good	1.684 \| good	0.162 \| good
2025-10-20T00:00:00.000Z	41 \| good	4.194 \| good	12.434 \| good	43.672 \| good	0.636 \| good	1.566 \| good	0.162 \| good
2025-10-20T01:00:00.000Z	40 \| good	5.719 \| good	14.974 \| good	43.431 \| good	0.605 \| good	1.109 \| good	0.162 \| good
2025-10-20T02:00:00.000Z	41 \| good	6.527 \| good	17.004 \| good	44.046 \| good	0.605 \| good	1.601 \| good	0.182 \| good
2025-10-20T03:00:00.000Z	38 \| good	6.559 \| good	15.547 \| good	36.114 \| good	0.572 \| good	3.571 \| good	0.243 \| good
2025-10-20T04:00:00.000Z	33 \| good	6.27 \| good	15.711 \| good	32.549 \| good	0.537 \| good	4.694 \| good	0.339 \| good
2025-10-20T05:00:00.000Z	35 \| good	6.137 \| good	16.422 \| good	38.142 \| good	0.522 \| good	3.775 \| good	0.405 \| good
2025-10-20T06:00:00.000Z	33 \| good	5.851 \| good	13.722 \| good	33.523 \| good	0.522 \| good	4.348 \| good	0.384 \| good
2025-10-20T07:00:00.000Z	33 \| good	5.851 \| good	13.722 \| good	27.016 \| good	0.488 \| good	4.18 \| good	0.401 \| good
2025-10-20T08:00:00.000Z	26 \| good	4.285 \| good	9.995 \| good	28.334 \| good	0.505 \| good	3.63 \| good	0.342 \| good
2025-10-20T09:00:00.000Z	23 \| good	3.556 \| good	7.012 \| good	24.742 \| good	0.339 \| good	4.082 \| good	0.342 \| good
2025-10-20T10:00:00.000Z	25 \| good	1.378 \| good	6.271 \| good	27.232 \| good	0.322 \| good	4.845 \| good	0.286 \| good
2025-10-20T11:00:00.000Z	26 \| good	1.269 \| good	5.4 \| good	27.938 \| good	0.388 \| good	4.891 \| good	0.282 \| good
2025-10-20T12:00:00.000Z	21 \| good	1.231 \| good	5.212 \| good	22.729 \| good	0.37 \| good	4.884 \| good	0.286 \| good
2025-10-20T13:00:00.000Z	19 \| good	1.718 \| good	4.641 \| good	20.57 \| good	0.488 \| good	4.818 \| good	0.266 \| good
2025-10-20T14:00:00.000Z	19 \| good	1.289 \| good	3.129 \| good	20.827 \| good	0.473 \| good	4.792 \| good	0.301 \| good
2025-10-20T15:00:00.000Z	12 \| good	0.704 \| good	3.141 \| good	12.883 \| good	0.479 \| good	7.8 \| good	0.422 \| good
2025-10-20T16:00:00.000Z	10 \| good	1.268 \| good	3.419 \| good	10.837 \| good	0.476 \| good	7.595 \| good	0.53 \| good
2025-10-20T17:00:00.000Z	16 \| good	1.348 \| good	4.036 \| good	17.36 \| good	0.665 \| good	6.337 \| good	0.406 \| good
2025-10-20T18:00:00.000Z	21 \| good	2.302 \| good	5.124 \| good	23.381 \| good	0.633 \| good	5.403 \| good	0.311 \| good
2025-10-20T19:00:00.000Z	28 \| good	3.393 \| good	8.39 \| good	29.946 \| good	0.701 \| good	5.01 \| good	0.181 \| good
2025-10-20T20:00:00.000Z	34 \| good	5.154 \| good	12.627 \| good	37.323 \| good	0.781 \| good	4.267 \| good	0.181 \| good
2025-10-20T21:00:00.000Z	37 \| good	5.364 \| good	14.893 \| good	39.509 \| good	0.734 \| good	3.779 \| good	0.2 \| good
2025-10-20T22:00:00.000Z	42 \| good	5.236 \| good	14.134 \| good	45.487 \| good	0.672 \| good	2.548 \| good	0.221 \| good
2025-10-20T23:00:00.000Z	42 \| good	5.824 \| good	13.652 \| good	45.323 \| good	0.633 \| good	2.185 \| good	0.218 \| good
2025-10-21T00:00:00.000Z	44 \| good	5.894 \| good	13.84 \| good	47.659 \| good	0.535 \| good	2.094 \| good	0.199 \| good
2025-10-21T01:00:00.000Z	43 \| good	6.695 \| good	15.388 \| good	46.033 \| good	0.524 \| good	2.805 \| good	0.199 \| good
2025-10-21T02:00:00.000Z	44 \| good	7.763 \| good	16.705 \| good	34.674 \| good	0.621 \| good	3.251 \| good	0.182 \| good
2025-10-21T03:00:00.000Z	44 \| good	7.687 \| good	34.09 \| good	26.052 \| good	0.4 \| good	5.452 \| good	0.184 \| good
2025-10-21T04:00:00.000Z	38 \| good	6.957 \| good	18.637 \| good	34.334 \| good	0.634 \| good	4.805 \| good	0.363 \| good
2025-10-21T05:00:00.000Z	38 \| good	6.684 \| good	18.147 \| good	29.124 \| good	0.731 \| good	5.233 \| good	0.382 \| good
2025-10-21T06:00:00.000Z	33 \| good	6.268 \| good	15.27 \| good	24.671 \| good	0.694 \| good	6.546 \| good	0.341 \| good
2025-10-21T07:00:00.000Z	27 \| good	5.488 \| good	11.37 \| good	20.719 \| good	0.676 \| good	5.23 \| good	0.361 \| good
2025-10-21T08:00:00.000Z	27 \| good	4.997 \| good	8.43 \| good	18.26 \| good	0.662 \| good	4.917 \| good	0.361 \| good
2025-10-21T09:00:00.000Z	22 \| good	3.956 \| good	6.759 \| good	18.076 \| good	0.663 \| good	4.599 \| good	0.323 \| good
2025-10-21T10:00:00.000Z	16 \| good	2.919 \| good	5.512 \| good	13.809 \| good	0.668 \| good	4.546 \| good	0.242 \| good
2025-10-21T11:00:00.000Z	18 \| good	1.6 \| good	4.295 \| good	18.774 \| good	0.65 \| good	4.865 \| good	0.265 \| good
2025-10-21T12:00:00.000Z	17 \| good	0.823 \| good	3.519 \| good	18.356 \| good	0.618 \| good	6.043 \| good	0.226 \| good
2025-10-21T13:00:00.000Z	17 \| good	0.861 \| good	3.707 \| good	17.794 \| good	0.669 \| good	4.687 \| good	0.246 \| good
2025-10-21T13:00:00.000Z	17 \| good	0.804 \| good	3.436 \| good	18.148 \| good	0.618 \| good	5.734 \| good	0.226 \| good
2025-10-16T01:00:00.000Z	44 \| good	7.951 \| good	34.949 \| good	38.635 \| good	0.194 \| good	1.115 \| good	0.126 \| good
2025-10-16T02:00:00.000Z	34 \| good	6.404 \| good	28.498 \| good	37.056 \| good	0.188 \| good	1.721 \| good	0.131 \| good
2025-10-16T03:00:00.000Z	33 \| good	5.727 \| good	25.353 \| good	34.512 \| good	0.182 \| good	2.327 \| good	0.137 \| good
2025-10-16T04:00:00.000Z	33 \| good	5.513 \| good	23.93 \| good	33.85 \| good	0.182 \| good	2.82 \| good	0.141 \| good
2025-10-16T05:00:00.000Z	38 \| good	7.095 \| good	31.35 \| good	32.776 \| good	0.183 \| good	3.313 \| good	0.146 \| good
2025-10-16T06:00:00.000Z	33 \| good	6.176 \| good	27.623 \| good	33.068 \| good	0.183 \| good	3.806 \| good	0.151 \| good
2025-10-16T07:00:00.000Z	33 \| good	5.667 \| good	24.784 \| good	32.776 \| good	0.177 \| good	3.738 \| good	0.15 \| good
2025-10-16T08:00:00.000Z	38 \| good	6.995 \| good	31.029 \| good	33.604 \| good	0.17 \| good	3.671 \| good	0.15 \| good
2025-10-16T09:00:00.000Z	38 \| good	7.152 \| good	31.51 \| good	32.158 \| good	0.163 \| good	3.604 \| good	0.149 \| good
2025-10-16T10:00:00.000Z	38 \| good	7.2 \| good	31.892 \| good	31.567 \| good	0.168 \| good	3.216 \| good	0.144 \| good
2025-10-16T11:00:00.000Z	49 \| good	8.777 \| good	38.812 \| good	34.095 \| good	0.173 \| good	2.828 \| good	0.139 \| good
2025-10-16T12:00:00.000Z	38 \| good	7.336 \| good	32.381 \| good	33.703 \| good	0.178 \| good	2.44 \| good	0.134 \| good
2025-10-16T13:00:00.000Z	38 \| good	6.996 \| good	30.974 \| good	31.841 \| good	0.19 \| good	2.568 \| good	0.136 \| good
2025-10-16T14:00:00.000Z	44 \| good	8.062 \| good	35.408 \| good	32.921 \| good	0.202 \| good	2.695 \| good	0.137 \| good
2025-10-16T15:00:00.000Z	38 \| good	7.379 \| good	32.449 \| good	35.298 \| good	0.214 \| good	2.823 \| good	0.139 \| good
2025-10-16T16:00:00.000Z	34 \| good	4.922 \| good	21.326 \| good	37.012 \| good	0.243 \| good	2.217 \| good	0.135 \| good
2025-10-16T17:00:00.000Z	36 \| good	4.606 \| good	19.83 \| good	38.822 \| good	0.271 \| good	1.611 \| good	0.132 \| good
2025-10-16T18:00:00.000Z	37 \| good	5.358 \| good	23.312 \| good	39.756 \| good	0.3 \| good	1.006 \| good	0.128 \| good
2025-10-16T19:00:00.000Z	38 \| good	6.586 \| good	28.967 \| good	40.91 \| good	0.284 \| good	0.844 \| good	0.127 \| good
2025-10-16T20:00:00.000Z	54 \| moderate	10.795 \| good	47.937 \| good	42.345 \| good	0.269 \| good	0.683 \| good	0.126 \| good
2025-10-16T21:00:00.000Z	75 \| moderate	22.22 \| fine	97.305 \| fine	43.002 \| good	0.253 \| good	0.521 \| good	0.125 \| good
2025-10-16T22:00:00.000Z	75 \| moderate	21.641 \| fine	95.357 \| fine	42.57 \| good	0.261 \| good	0.622 \| good	0.126 \| good
2025-10-16T23:00:00.000Z	75 \| moderate	21.635 \| fine	95.007 \| fine	41.994 \| good	0.269 \| good	0.723 \| good	0.127 \| good
2025-10-17T00:00:00.000Z	56 \| moderate	11.885 \| good	53.708 \| good	41.821 \| good	0.277 \| good	0.823 \| good	0.128 \| good
2025-10-17T01:00:00.000Z	49 \| good	8.976 \| good	40.529 \| good	39.788 \| good	0.275 \| good	1.598 \| good	0.136 \| good
2025-10-17T02:00:00.000Z	38 \| good	6.987 \| good	30.92 \| good	37.351 \| good	0.272 \| good	2.374 \| good	0.144 \| good
2025-10-17T03:00:00.000Z	44 \| good	7.832 \| good	34.345 \| good	33.977 \| good	0.27 \| good	3.149 \| good	0.152 \| good
2025-10-17T04:00:00.000Z	38 \| good	6.655 \| good	29.31 \| good	32.33 \| good	0.259 \| good	3.387 \| good	0.155 \| good
2025-10-17T05:00:00.000Z	33 \| good	6.391 \| good	28.524 \| good	29.129 \| good	0.249 \| good	3.626 \| good	0.158 \| good
2025-10-17T06:00:00.000Z	33 \| good	6.291 \| good	28.018 \| good	29.271 \| good	0.238 \| good	3.864 \| good	0.161 \| good
2025-10-17T07:00:00.000Z	33 \| good	5.917 \| good	25.959 \| good	27.965 \| good	0.235 \| good	3.686 \| good	0.159 \| good
2025-10-17T08:00:00.000Z	33 \| good	6.058 \| good	26.786 \| good	28.335 \| good	0.231 \| good	3.509 \| good	0.157 \| good
2025-10-17T09:00:00.000Z	38 \| good	6.636 \| good	29.511 \| good	28.677 \| good	0.228 \| good	3.331 \| good	0.155 \| good
2025-10-17T10:00:00.000Z	33 \| good	6.113 \| good	26.685 \| good	27.232 \| good	0.229 \| good	3.221 \| good	0.152 \| good
2025-10-17T11:00:00.000Z	38 \| good	7.48 \| good	33.016 \| good	25.265 \| good	0.23 \| good	3.111 \| good	0.15 \| good
2025-10-17T12:00:00.000Z	38 \| good	6.667 \| good	29.43 \| good	25.6 \| good	0.231 \| good	3.002 \| good	0.147 \| good
2025-10-17T13:00:00.000Z	38 \| good	6.864 \| good	30.54 \| good	26.001 \| good	0.236 \| good	3.18 \| good	0.15 \| good
2025-10-17T14:00:00.000Z	38 \| good	6.551 \| good	29.068 \| good	24.981 \| good	0.24 \| good	3.359 \| good	0.152 \| good
2025-10-17T15:00:00.000Z	38 \| good	6.796 \| good	29.918 \| good	25.494 \| good	0.245 \| good	3.537 \| good	0.154 \| good
2025-10-17T16:00:00.000Z	33 \| good	6.056 \| good	27.091 \| good	28.258 \| good	0.296 \| good	3.005 \| good	0.15 \| good
2025-10-17T17:00:00.000Z	38 \| good	6.936 \| good	30.751 \| good	33.127 \| good	0.347 \| good	2.474 \| good	0.146 \| good
2025-10-17T18:00:00.000Z	38 \| good	7.472 \| good	32.933 \| good	37.629 \| good	0.399 \| good	1.942 \| good	0.143 \| good
2025-10-17T19:00:00.000Z	38 \| good	5.971 \| good	25.958 \| good	40.722 \| good	0.369 \| good	1.575 \| good	0.138 \| good
2025-10-17T20:00:00.000Z	39 \| good	6.592 \| good	29.187 \| good	41.844 \| good	0.338 \| good	1.208 \| good	0.133 \| good
2025-10-17T21:00:00.000Z	56 \| moderate	11.941 \| good	53.343 \| good	43.825 \| good	0.308 \| good	0.84 \| good	0.129 \| good
2025-10-17T22:00:00.000Z	54 \| moderate	11.181 \| good	49.252 \| good	46.96 \| good	0.31 \| good	0.944 \| good	0.133 \| good
2025-10-17T23:00:00.000Z	54 \| moderate	11.216 \| good	49.723 \| good	46.707 \| good	0.313 \| good	1.048 \| good	0.137 \| good
2025-10-18T00:00:00.000Z	49 \| good	8.495 \| good	12.253 \| good	53.392 \| good	0.315 \| good	1.144 \| good	0.14 \| good

Current air quality index in Arroyo Grande, California today

Common air pollutants in Arroyo Grande, California

Particulate Matter2.5 (PM2.5)

Particulate Matter10 (PM10)

Ozone (O3)

Sulfur Dioxide (SO2)

Nitrogen Dioxide (NO2)

Carbon Monoxide (CO)

Track live Arroyo Grande, California air quality forecast and history

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Real-time air quality map: Monitor AQI near Arroyo Grande, California

Air quality in nearby cities

Grover Beach, California

Nipomo, California

San Luis Obispo, California

Santa Maria, California

Los Osos, California

Orcutt, California

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Air quality levels in US

Frequently asked questions

How frequently does the air quality data for Arroyo Grande, California get updated?

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When was air quality in Arroyo Grande, California the best over the past 24 hours?

What is the air quality in Arroyo Grande, California right now?

What pollutant is most frequently found in Arroyo Grande, California?

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What is the PM2.5 concentration in Arroyo Grande, California right now?

What is the current level of PM10 in Arroyo Grande, California?

What is the current level of carbon monoxide (CO) in Arroyo Grande, California?

What is the current level of sulfur dioxide (SO2) in Arroyo Grande, California?

What is the current level of ozone (O3) in Arroyo Grande, California?

What is the current level of nitrogen dioxide (NO2) in Arroyo Grande, California?

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 Arroyo Grande, California right now?

What is the current level of PM₁₀ in Arroyo Grande, California?

What is the current level of sulfur dioxide (SO₂) in Arroyo Grande, California?

What is the current level of ozone (O₃) in Arroyo Grande, California?

What is the current level of nitrogen dioxide (NO₂) in Arroyo Grande, California?