What is the current level of PM10 in Piedmont, California?

Piedmont, California currently has a PM10 concentration of 67.531 μg/m3.

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

The current sulfur dioxide (SO2) concentration in Piedmont, California is 0.581 ppb.

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

Piedmont, California currently has an ozone (O3) concentration of 11.194 ppm.

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

The current level of nitrogen dioxide (NO2) in Piedmont, California is 8.971 ppb.

Current air quality index in Piedmont, California today

Q: What is the PM2.5 concentration in Piedmont, California right now?

Piedmont, California currently has a PM2.5 concentration of 15.085 μg/m3.

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

Moderate

Piedmont, California

Last updated: ... (Local time)

Common air pollutants in Piedmont, California

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

15.09 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

67.53 μg/m³

155

255

425

605+

Ozone (O₃)

11.19 ppb

201

201+

Sulfur Dioxide (SO₂)

0.58 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

8.97 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.36 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

Low

Piedmont, California

Get Live Pollen Counts

Piedmont, California

Scroll To Air Quality Map

Track live Piedmont, California air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2025-12-05T23:00:00.000Z	69 \| moderate	19.104 \| fine	84.268 \| fine	14.015 \| good	0.621 \| good	10.07 \| good	0.265 \| good
2025-12-06T00:00:00.000Z	69 \| moderate	18.545 \| fine	82.578 \| fine	14.634 \| good	0.45 \| good	10.216 \| good	0.206 \| good
2025-12-06T01:00:00.000Z	67 \| moderate	17.832 \| fine	79.289 \| fine	14.851 \| good	0.316 \| good	13.032 \| good	0.169 \| good
2025-12-06T02:00:00.000Z	71 \| moderate	19.753 \| fine	87.926 \| fine	14.147 \| good	0.282 \| good	17.637 \| good	0.169 \| good
2025-12-06T03:00:00.000Z	75 \| moderate	21.616 \| fine	94.982 \| fine	12.461 \| good	0.261 \| good	17.368 \| good	0.229 \| good
2025-12-06T04:00:00.000Z	77 \| moderate	22.673 \| fine	99.854 \| fine	9.585 \| good	0.257 \| good	19.767 \| good	0.27 \| good
2025-12-06T05:00:00.000Z	77 \| moderate	22.825 \| fine	99.697 \| fine	8.378 \| good	0.271 \| good	17.116 \| good	0.175 \| good
2025-12-06T06:00:00.000Z	75 \| moderate	22.188 \| fine	96.883 \| fine	7.428 \| good	0.327 \| good	17.302 \| good	0.274 \| good
2025-12-06T07:00:00.000Z	75 \| moderate	22.178 \| fine	96.841 \| fine	6.206 \| good	0.331 \| good	17.289 \| good	0.272 \| good
2025-12-06T08:00:00.000Z	77 \| moderate	23.08 \| fine	100.625 \| fine	8.768 \| good	0.248 \| good	14.586 \| good	0.231 \| good
2025-12-06T09:00:00.000Z	77 \| moderate	23.08 \| fine	100.625 \| fine	8.92 \| good	0.248 \| good	14.433 \| good	0.219 \| good
2025-12-06T10:00:00.000Z	77 \| moderate	23.08 \| fine	100.625 \| fine	7.463 \| good	0.933 \| good	4.536 \| good	0.419 \| good
2025-12-06T11:00:00.000Z	52 \| moderate	10.056 \| good	30.396 \| good	8.034 \| good	0.863 \| good	4.503 \| good	0.376 \| good
2025-12-06T12:00:00.000Z	66 \| moderate	17.224 \| fine	77.236 \| fine	7.198 \| good	0.214 \| good	14.341 \| good	0.363 \| good
2025-12-06T13:00:00.000Z	66 \| moderate	17.217 \| fine	77.219 \| fine	6.116 \| good	0.259 \| good	14.247 \| good	0.356 \| good
2025-12-06T14:00:00.000Z	64 \| moderate	15.528 \| fine	69.558 \| fine	6.42 \| good	0.59 \| good	14.003 \| good	0.169 \| good
2025-12-06T15:00:00.000Z	60 \| moderate	14.463 \| fine	64.621 \| fine	5.777 \| good	0.355 \| good	10.377 \| good	0.259 \| good
2025-12-06T16:00:00.000Z	62 \| moderate	14.628 \| fine	65.539 \| fine	8.809 \| good	0.28 \| good	10.032 \| good	0.344 \| good
2025-12-06T17:00:00.000Z	62 \| moderate	15.496 \| fine	69.46 \| fine	10.013 \| good	0.358 \| good	11.221 \| good	0.229 \| good
2025-12-06T18:00:00.000Z	64 \| moderate	15.845 \| fine	71.122 \| fine	9.663 \| good	0.638 \| good	10.484 \| good	0.334 \| good
2025-12-06T19:00:00.000Z	66 \| moderate	16.896 \| fine	75.614 \| fine	10.592 \| good	0.642 \| good	10.194 \| good	0.426 \| good
2025-12-06T20:00:00.000Z	67 \| moderate	17.869 \| fine	79.754 \| fine	12.292 \| good	0.526 \| good	8.935 \| good	0.356 \| good
2025-12-06T21:00:00.000Z	66 \| moderate	16.546 \| fine	73.553 \| fine	13.155 \| good	0.537 \| good	9.041 \| good	0.426 \| good
2025-12-06T22:00:00.000Z	64 \| moderate	16.239 \| fine	71.901 \| fine	14 \| good	0.605 \| good	8.66 \| good	0.356 \| good
2025-12-06T23:00:00.000Z	66 \| moderate	16.799 \| fine	75.099 \| fine	13.972 \| good	0.516 \| good	8.609 \| good	0.335 \| good
2025-12-07T00:00:00.000Z	67 \| moderate	17.987 \| fine	79.156 \| fine	13.047 \| good	0.473 \| good	9.056 \| good	0.335 \| good
2025-12-07T01:00:00.000Z	67 \| moderate	17.667 \| fine	77.982 \| fine	13.139 \| good	0.338 \| good	10.798 \| good	0.341 \| good
2025-12-07T02:00:00.000Z	75 \| moderate	22.019 \| fine	97.043 \| fine	10.433 \| good	0.306 \| good	12.076 \| good	0.427 \| good
2025-12-07T03:00:00.000Z	69 \| moderate	18.77 \| fine	83.424 \| fine	10.208 \| good	0.221 \| good	12.951 \| good	0.372 \| good
2025-12-07T04:00:00.000Z	66 \| moderate	17.379 \| fine	76.97 \| fine	8.213 \| good	0.206 \| good	14.005 \| good	0.447 \| good
2025-12-07T05:00:00.000Z	66 \| moderate	17.234 \| fine	76.346 \| fine	7.734 \| good	0.19 \| good	13.405 \| good	0.463 \| good
2025-12-07T06:00:00.000Z	64 \| moderate	15.745 \| fine	70.206 \| fine	6.88 \| good	0.179 \| good	13.098 \| good	0.452 \| good
2025-12-07T07:00:00.000Z	64 \| moderate	15.75 \| fine	70.233 \| fine	7.21 \| good	0.169 \| good	13.086 \| good	0.447 \| good
2025-12-07T08:00:00.000Z	62 \| moderate	14.798 \| fine	66.416 \| fine	8.132 \| good	0.229 \| good	13.005 \| good	0.478 \| good
2025-12-07T09:00:00.000Z	62 \| moderate	14.798 \| fine	66.416 \| fine	6.263 \| good	0.234 \| good	12.948 \| good	0.396 \| good
2025-12-07T10:00:00.000Z	62 \| moderate	14.798 \| fine	66.416 \| fine	7.22 \| good	0.474 \| good	3.865 \| good	0.256 \| good
2025-12-07T11:00:00.000Z	69 \| moderate	18.626 \| fine	45.717 \| good	6.074 \| good	0.504 \| good	3.342 \| good	0.252 \| good
2025-12-07T12:00:00.000Z	67 \| moderate	18.082 \| fine	80.466 \| fine	6.183 \| good	0.301 \| good	11.816 \| good	0.104 \| good
2025-12-07T13:00:00.000Z	64 \| moderate	15.94 \| fine	71.211 \| fine	6.904 \| good	0.319 \| good	12.855 \| good	0.389 \| good
2025-12-07T14:00:00.000Z	56 \| moderate	12.453 \| fine	55.545 \| fine	7.555 \| good	0.471 \| good	13.621 \| good	0.659 \| good
2025-12-07T15:00:00.000Z	56 \| moderate	12.12 \| fine	54.431 \| good	6.515 \| good	0.393 \| good	14.054 \| good	0.412 \| good
2025-12-07T16:00:00.000Z	62 \| moderate	14.998 \| fine	66.837 \| fine	6.38 \| good	0.381 \| good	14.662 \| good	0.342 \| good
2025-12-07T17:00:00.000Z	62 \| moderate	14.948 \| fine	67.016 \| fine	5.705 \| good	0.331 \| good	12.701 \| good	0.482 \| good
2025-12-07T18:00:00.000Z	62 \| moderate	15.079 \| fine	67.468 \| fine	7.659 \| good	0.47 \| good	11.383 \| good	0.447 \| good
2025-12-07T19:00:00.000Z	64 \| moderate	16.189 \| fine	71.88 \| fine	9.151 \| good	0.555 \| good	10.618 \| good	0.452 \| good
2025-12-07T20:00:00.000Z	64 \| moderate	15.573 \| fine	69.794 \| fine	10.616 \| good	0.498 \| good	9.549 \| good	0.366 \| good
2025-12-07T21:00:00.000Z	64 \| moderate	15.667 \| fine	70.112 \| fine	11.9 \| good	0.592 \| good	9.38 \| good	0.346 \| good
2025-12-07T22:00:00.000Z	62 \| moderate	15.497 \| fine	68.748 \| fine	12.913 \| good	0.443 \| good	9.517 \| good	0.335 \| good
2025-12-07T22:00:00.000Z	62 \| moderate	15.085 \| fine	67.531 \| fine	11.194 \| good	0.581 \| good	8.971 \| good	0.363 \| good
2025-12-07T23:00:00.000Z	62 \| moderate	15.439 \| fine	68.985 \| fine	10.471 \| good	2.087 \| good	11.924 \| good	0.195 \| good
2025-12-08T00:00:00.000Z	62 \| moderate	15 \| fine	66.995 \| fine	6.439 \| good	2.011 \| good	12.81 \| good	0.19 \| good
2025-12-08T01:00:00.000Z	64 \| moderate	15.78 \| fine	70.978 \| fine	4.583 \| good	2.016 \| good	15.199 \| good	0.231 \| good
2025-12-08T02:00:00.000Z	64 \| moderate	16.428 \| fine	72.994 \| fine	4.682 \| good	2.02 \| good	17.587 \| good	0.271 \| good
2025-12-08T03:00:00.000Z	75 \| moderate	21.739 \| fine	95.015 \| fine	3.307 \| good	2.025 \| good	19.976 \| good	0.312 \| good
2025-12-08T04:00:00.000Z	71 \| moderate	20.38 \| fine	89.021 \| fine	2.33 \| good	2.173 \| good	20.117 \| good	0.327 \| good
2025-12-08T05:00:00.000Z	71 \| moderate	19.679 \| fine	86.975 \| fine	2.583 \| good	2.322 \| good	20.259 \| good	0.341 \| good
2025-12-08T06:00:00.000Z	67 \| moderate	18.09 \| fine	79.045 \| fine	2.942 \| good	2.471 \| good	20.4 \| good	0.355 \| good
2025-12-08T07:00:00.000Z	69 \| moderate	19.417 \| fine	84.995 \| fine	3.061 \| good	2.4 \| good	20.042 \| good	0.357 \| good
2025-12-08T08:00:00.000Z	69 \| moderate	18.518 \| fine	81.028 \| fine	3.359 \| good	2.329 \| good	19.683 \| good	0.359 \| good
2025-12-08T09:00:00.000Z	69 \| moderate	19.137 \| fine	84.953 \| fine	4.67 \| good	2.259 \| good	19.324 \| good	0.361 \| good
2025-12-08T10:00:00.000Z	66 \| moderate	17.067 \| fine	74.998 \| fine	5.465 \| good	2.093 \| good	18.377 \| good	0.354 \| good
2025-12-08T11:00:00.000Z	64 \| moderate	15.935 \| fine	70.974 \| fine	5.149 \| good	1.927 \| good	17.43 \| good	0.347 \| good
2025-12-08T12:00:00.000Z	62 \| moderate	15.345 \| fine	68.95 \| fine	4.948 \| good	1.762 \| good	16.483 \| good	0.34 \| good
2025-12-08T13:00:00.000Z	62 \| moderate	14.806 \| fine	66.932 \| fine	3.894 \| good	1.772 \| good	16.017 \| good	0.346 \| good
2025-12-08T14:00:00.000Z	62 \| moderate	14.914 \| fine	66.963 \| fine	3.523 \| good	1.782 \| good	15.55 \| good	0.351 \| good
2025-12-08T15:00:00.000Z	58 \| moderate	13.475 \| fine	60.925 \| fine	2.843 \| good	1.792 \| good	15.084 \| good	0.356 \| good
2025-12-08T16:00:00.000Z	62 \| moderate	14.923 \| fine	66.959 \| fine	3.554 \| good	2.13 \| good	14.515 \| good	0.333 \| good
2025-12-08T17:00:00.000Z	60 \| moderate	13.923 \| fine	62.922 \| fine	6.137 \| good	2.469 \| good	13.947 \| good	0.309 \| good
2025-12-08T18:00:00.000Z	62 \| moderate	14.701 \| fine	64.956 \| fine	7.351 \| good	2.807 \| good	13.378 \| good	0.286 \| good
2025-12-08T19:00:00.000Z	60 \| moderate	13.913 \| fine	62.919 \| fine	8.881 \| good	2.674 \| good	11.62 \| good	0.25 \| good
2025-12-08T20:00:00.000Z	60 \| moderate	13.617 \| fine	60.947 \| fine	11.273 \| good	2.541 \| good	9.863 \| good	0.214 \| good
2025-12-08T21:00:00.000Z	56 \| moderate	12.233 \| fine	54.989 \| good	10.529 \| good	2.408 \| good	8.105 \| good	0.179 \| good
2025-12-08T22:00:00.000Z	58 \| moderate	13.465 \| fine	60.979 \| fine	10.672 \| good	2.267 \| good	8.785 \| good	0.178 \| good
2025-12-08T23:00:00.000Z	62 \| moderate	15.362 \| fine	68.985 \| fine	9.014 \| good	2.125 \| good	9.465 \| good	0.177 \| good
2025-12-09T00:00:00.000Z	60 \| moderate	14.362 \| fine	64.987 \| fine	7.442 \| good	1.984 \| good	10.145 \| good	0.176 \| good
2025-12-09T01:00:00.000Z	66 \| moderate	16.98 \| fine	75.012 \| fine	2.745 \| good	1.915 \| good	13.268 \| good	0.218 \| good
2025-12-09T02:00:00.000Z	66 \| moderate	17.478 \| fine	77.013 \| fine	1.588 \| good	1.845 \| good	16.39 \| good	0.26 \| good
2025-12-09T03:00:00.000Z	71 \| moderate	19.926 \| fine	87.003 \| fine	1.279 \| good	1.776 \| good	19.513 \| good	0.302 \| good
2025-12-09T04:00:00.000Z	67 \| moderate	18.375 \| fine	80.999 \| fine	1.183 \| good	1.88 \| good	19.126 \| good	0.312 \| good
2025-12-09T05:00:00.000Z	69 \| moderate	18.846 \| fine	82.982 \| fine	1.297 \| good	1.984 \| good	18.739 \| good	0.323 \| good
2025-12-09T06:00:00.000Z	67 \| moderate	17.775 \| fine	78.977 \| fine	1.05 \| good	2.088 \| good	18.352 \| good	0.334 \| good
2025-12-09T07:00:00.000Z	67 \| moderate	17.834 \| fine	78.973 \| fine	0.839 \| good	2.004 \| good	17.967 \| good	0.337 \| good
2025-12-09T08:00:00.000Z	62 \| moderate	15.487 \| fine	68.982 \| fine	1.591 \| good	1.92 \| good	17.583 \| good	0.34 \| good
2025-12-09T09:00:00.000Z	66 \| moderate	16.978 \| fine	75.002 \| fine	2.706 \| good	1.836 \| good	17.199 \| good	0.343 \| good
2025-12-09T10:00:00.000Z	64 \| moderate	15.987 \| fine	71.003 \| fine	3.639 \| good	1.712 \| good	16.343 \| good	0.329 \| good
2025-12-09T11:00:00.000Z	60 \| moderate	13.76 \| fine	61.021 \| fine	3.351 \| good	1.588 \| good	15.487 \| good	0.315 \| good
2025-12-09T12:00:00.000Z	60 \| moderate	13.612 \| fine	61.009 \| fine	2.149 \| good	1.464 \| good	14.631 \| good	0.301 \| good
2025-12-09T13:00:00.000Z	58 \| moderate	12.992 \| fine	58.975 \| fine	1.286 \| good	1.551 \| good	14.845 \| good	0.302 \| good
2025-12-09T14:00:00.000Z	62 \| moderate	14.713 \| fine	65.033 \| fine	2.194 \| good	1.637 \| good	15.06 \| good	0.303 \| good
2025-12-09T15:00:00.000Z	60 \| moderate	14.374 \| fine	64.978 \| fine	2.73 \| good	1.724 \| good	15.275 \| good	0.304 \| good
2025-12-09T16:00:00.000Z	62 \| moderate	15.371 \| fine	69.007 \| fine	2.496 \| good	1.716 \| good	13.817 \| good	0.299 \| good
2025-12-09T17:00:00.000Z	58 \| moderate	13.376 \| fine	60.99 \| fine	3.867 \| good	1.708 \| good	12.359 \| good	0.293 \| good
2025-12-09T18:00:00.000Z	62 \| moderate	15.167 \| fine	67.042 \| fine	5.296 \| good	1.701 \| good	10.901 \| good	0.287 \| good
2025-12-09T19:00:00.000Z	64 \| moderate	15.523 \| fine	69.024 \| fine	7.036 \| good	1.718 \| good	9.528 \| good	0.244 \| good
2025-12-09T20:00:00.000Z	58 \| moderate	13.426 \| fine	60.977 \| fine	7.446 \| good	1.735 \| good	8.154 \| good	0.201 \| good
2025-12-09T21:00:00.000Z	56 \| moderate	12.467 \| fine	56.984 \| fine	7.166 \| good	1.752 \| good	6.78 \| good	0.158 \| good
2025-12-09T22:00:00.000Z	60 \| moderate	13.893 \| fine	62.995 \| fine	6.651 \| good	1.678 \| good	7.789 \| good	0.157 \| good

Piedmont

Empower business decisions with accurate air quality data

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

0.34ppm

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

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 Piedmont, California get updated?

Air quality updates for Piedmont, California are available every hour.

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

Piedmont, California experienced its worst air quality at 02:00:00, 2025-12-07.

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

The best air quality in Piedmont, California was observed at 03:00:00 on 2025-12-07.

What is the air quality in Piedmont, California right now?

The air quality in Piedmont, California right now is Moderate, with an AQI of 62.

What pollutant is most frequently found in Piedmont, California?

In Piedmont, California, PM2.5 is the most frequently found pollutant.

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

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

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

Piedmont, California currently has a PM_2.5 concentration of 15.085 μg/m³.

What is the current level of PM₁₀ in Piedmont, California?

Piedmont, California currently has a PM₁₀ concentration of 67.531 μg/m³.

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

The current carbon monoxide (CO) level in Piedmont, California is 0.363 ppm.

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

The current sulfur dioxide (SO₂) concentration in Piedmont, California is 0.581 ppb.

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

Piedmont, California currently has an ozone (O₃) concentration of 11.194 ppm.

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

The current level of nitrogen dioxide (NO₂) in Piedmont, California is 8.971 ppb.

Certified

APIs

Refund Policy

Historical Climate Data

Terms & Conditions

Refund Policy

Terms & Conditions

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2025-12-05T23:00:00.000Z	69 \| moderate	19.104 \| fine	84.268 \| fine	14.015 \| good	0.621 \| good	10.07 \| good	0.265 \| good
2025-12-06T00:00:00.000Z	69 \| moderate	18.545 \| fine	82.578 \| fine	14.634 \| good	0.45 \| good	10.216 \| good	0.206 \| good
2025-12-06T01:00:00.000Z	67 \| moderate	17.832 \| fine	79.289 \| fine	14.851 \| good	0.316 \| good	13.032 \| good	0.169 \| good
2025-12-06T02:00:00.000Z	71 \| moderate	19.753 \| fine	87.926 \| fine	14.147 \| good	0.282 \| good	17.637 \| good	0.169 \| good
2025-12-06T03:00:00.000Z	75 \| moderate	21.616 \| fine	94.982 \| fine	12.461 \| good	0.261 \| good	17.368 \| good	0.229 \| good
2025-12-06T04:00:00.000Z	77 \| moderate	22.673 \| fine	99.854 \| fine	9.585 \| good	0.257 \| good	19.767 \| good	0.27 \| good
2025-12-06T05:00:00.000Z	77 \| moderate	22.825 \| fine	99.697 \| fine	8.378 \| good	0.271 \| good	17.116 \| good	0.175 \| good
2025-12-06T06:00:00.000Z	75 \| moderate	22.188 \| fine	96.883 \| fine	7.428 \| good	0.327 \| good	17.302 \| good	0.274 \| good
2025-12-06T07:00:00.000Z	75 \| moderate	22.178 \| fine	96.841 \| fine	6.206 \| good	0.331 \| good	17.289 \| good	0.272 \| good
2025-12-06T08:00:00.000Z	77 \| moderate	23.08 \| fine	100.625 \| fine	8.768 \| good	0.248 \| good	14.586 \| good	0.231 \| good
2025-12-06T09:00:00.000Z	77 \| moderate	23.08 \| fine	100.625 \| fine	8.92 \| good	0.248 \| good	14.433 \| good	0.219 \| good
2025-12-06T10:00:00.000Z	77 \| moderate	23.08 \| fine	100.625 \| fine	7.463 \| good	0.933 \| good	4.536 \| good	0.419 \| good
2025-12-06T11:00:00.000Z	52 \| moderate	10.056 \| good	30.396 \| good	8.034 \| good	0.863 \| good	4.503 \| good	0.376 \| good
2025-12-06T12:00:00.000Z	66 \| moderate	17.224 \| fine	77.236 \| fine	7.198 \| good	0.214 \| good	14.341 \| good	0.363 \| good
2025-12-06T13:00:00.000Z	66 \| moderate	17.217 \| fine	77.219 \| fine	6.116 \| good	0.259 \| good	14.247 \| good	0.356 \| good
2025-12-06T14:00:00.000Z	64 \| moderate	15.528 \| fine	69.558 \| fine	6.42 \| good	0.59 \| good	14.003 \| good	0.169 \| good
2025-12-06T15:00:00.000Z	60 \| moderate	14.463 \| fine	64.621 \| fine	5.777 \| good	0.355 \| good	10.377 \| good	0.259 \| good
2025-12-06T16:00:00.000Z	62 \| moderate	14.628 \| fine	65.539 \| fine	8.809 \| good	0.28 \| good	10.032 \| good	0.344 \| good
2025-12-06T17:00:00.000Z	62 \| moderate	15.496 \| fine	69.46 \| fine	10.013 \| good	0.358 \| good	11.221 \| good	0.229 \| good
2025-12-06T18:00:00.000Z	64 \| moderate	15.845 \| fine	71.122 \| fine	9.663 \| good	0.638 \| good	10.484 \| good	0.334 \| good
2025-12-06T19:00:00.000Z	66 \| moderate	16.896 \| fine	75.614 \| fine	10.592 \| good	0.642 \| good	10.194 \| good	0.426 \| good
2025-12-06T20:00:00.000Z	67 \| moderate	17.869 \| fine	79.754 \| fine	12.292 \| good	0.526 \| good	8.935 \| good	0.356 \| good
2025-12-06T21:00:00.000Z	66 \| moderate	16.546 \| fine	73.553 \| fine	13.155 \| good	0.537 \| good	9.041 \| good	0.426 \| good
2025-12-06T22:00:00.000Z	64 \| moderate	16.239 \| fine	71.901 \| fine	14 \| good	0.605 \| good	8.66 \| good	0.356 \| good
2025-12-06T23:00:00.000Z	66 \| moderate	16.799 \| fine	75.099 \| fine	13.972 \| good	0.516 \| good	8.609 \| good	0.335 \| good
2025-12-07T00:00:00.000Z	67 \| moderate	17.987 \| fine	79.156 \| fine	13.047 \| good	0.473 \| good	9.056 \| good	0.335 \| good
2025-12-07T01:00:00.000Z	67 \| moderate	17.667 \| fine	77.982 \| fine	13.139 \| good	0.338 \| good	10.798 \| good	0.341 \| good
2025-12-07T02:00:00.000Z	75 \| moderate	22.019 \| fine	97.043 \| fine	10.433 \| good	0.306 \| good	12.076 \| good	0.427 \| good
2025-12-07T03:00:00.000Z	69 \| moderate	18.77 \| fine	83.424 \| fine	10.208 \| good	0.221 \| good	12.951 \| good	0.372 \| good
2025-12-07T04:00:00.000Z	66 \| moderate	17.379 \| fine	76.97 \| fine	8.213 \| good	0.206 \| good	14.005 \| good	0.447 \| good
2025-12-07T05:00:00.000Z	66 \| moderate	17.234 \| fine	76.346 \| fine	7.734 \| good	0.19 \| good	13.405 \| good	0.463 \| good
2025-12-07T06:00:00.000Z	64 \| moderate	15.745 \| fine	70.206 \| fine	6.88 \| good	0.179 \| good	13.098 \| good	0.452 \| good
2025-12-07T07:00:00.000Z	64 \| moderate	15.75 \| fine	70.233 \| fine	7.21 \| good	0.169 \| good	13.086 \| good	0.447 \| good
2025-12-07T08:00:00.000Z	62 \| moderate	14.798 \| fine	66.416 \| fine	8.132 \| good	0.229 \| good	13.005 \| good	0.478 \| good
2025-12-07T09:00:00.000Z	62 \| moderate	14.798 \| fine	66.416 \| fine	6.263 \| good	0.234 \| good	12.948 \| good	0.396 \| good
2025-12-07T10:00:00.000Z	62 \| moderate	14.798 \| fine	66.416 \| fine	7.22 \| good	0.474 \| good	3.865 \| good	0.256 \| good
2025-12-07T11:00:00.000Z	69 \| moderate	18.626 \| fine	45.717 \| good	6.074 \| good	0.504 \| good	3.342 \| good	0.252 \| good
2025-12-07T12:00:00.000Z	67 \| moderate	18.082 \| fine	80.466 \| fine	6.183 \| good	0.301 \| good	11.816 \| good	0.104 \| good
2025-12-07T13:00:00.000Z	64 \| moderate	15.94 \| fine	71.211 \| fine	6.904 \| good	0.319 \| good	12.855 \| good	0.389 \| good
2025-12-07T14:00:00.000Z	56 \| moderate	12.453 \| fine	55.545 \| fine	7.555 \| good	0.471 \| good	13.621 \| good	0.659 \| good
2025-12-07T15:00:00.000Z	56 \| moderate	12.12 \| fine	54.431 \| good	6.515 \| good	0.393 \| good	14.054 \| good	0.412 \| good
2025-12-07T16:00:00.000Z	62 \| moderate	14.998 \| fine	66.837 \| fine	6.38 \| good	0.381 \| good	14.662 \| good	0.342 \| good
2025-12-07T17:00:00.000Z	62 \| moderate	14.948 \| fine	67.016 \| fine	5.705 \| good	0.331 \| good	12.701 \| good	0.482 \| good
2025-12-07T18:00:00.000Z	62 \| moderate	15.079 \| fine	67.468 \| fine	7.659 \| good	0.47 \| good	11.383 \| good	0.447 \| good
2025-12-07T19:00:00.000Z	64 \| moderate	16.189 \| fine	71.88 \| fine	9.151 \| good	0.555 \| good	10.618 \| good	0.452 \| good
2025-12-07T20:00:00.000Z	64 \| moderate	15.573 \| fine	69.794 \| fine	10.616 \| good	0.498 \| good	9.549 \| good	0.366 \| good
2025-12-07T21:00:00.000Z	64 \| moderate	15.667 \| fine	70.112 \| fine	11.9 \| good	0.592 \| good	9.38 \| good	0.346 \| good
2025-12-07T22:00:00.000Z	62 \| moderate	15.497 \| fine	68.748 \| fine	12.913 \| good	0.443 \| good	9.517 \| good	0.335 \| good
2025-12-07T22:00:00.000Z	62 \| moderate	15.085 \| fine	67.531 \| fine	11.194 \| good	0.581 \| good	8.971 \| good	0.363 \| good
2025-12-07T23:00:00.000Z	62 \| moderate	15.439 \| fine	68.985 \| fine	10.471 \| good	2.087 \| good	11.924 \| good	0.195 \| good
2025-12-08T00:00:00.000Z	62 \| moderate	15 \| fine	66.995 \| fine	6.439 \| good	2.011 \| good	12.81 \| good	0.19 \| good
2025-12-08T01:00:00.000Z	64 \| moderate	15.78 \| fine	70.978 \| fine	4.583 \| good	2.016 \| good	15.199 \| good	0.231 \| good
2025-12-08T02:00:00.000Z	64 \| moderate	16.428 \| fine	72.994 \| fine	4.682 \| good	2.02 \| good	17.587 \| good	0.271 \| good
2025-12-08T03:00:00.000Z	75 \| moderate	21.739 \| fine	95.015 \| fine	3.307 \| good	2.025 \| good	19.976 \| good	0.312 \| good
2025-12-08T04:00:00.000Z	71 \| moderate	20.38 \| fine	89.021 \| fine	2.33 \| good	2.173 \| good	20.117 \| good	0.327 \| good
2025-12-08T05:00:00.000Z	71 \| moderate	19.679 \| fine	86.975 \| fine	2.583 \| good	2.322 \| good	20.259 \| good	0.341 \| good
2025-12-08T06:00:00.000Z	67 \| moderate	18.09 \| fine	79.045 \| fine	2.942 \| good	2.471 \| good	20.4 \| good	0.355 \| good
2025-12-08T07:00:00.000Z	69 \| moderate	19.417 \| fine	84.995 \| fine	3.061 \| good	2.4 \| good	20.042 \| good	0.357 \| good
2025-12-08T08:00:00.000Z	69 \| moderate	18.518 \| fine	81.028 \| fine	3.359 \| good	2.329 \| good	19.683 \| good	0.359 \| good
2025-12-08T09:00:00.000Z	69 \| moderate	19.137 \| fine	84.953 \| fine	4.67 \| good	2.259 \| good	19.324 \| good	0.361 \| good
2025-12-08T10:00:00.000Z	66 \| moderate	17.067 \| fine	74.998 \| fine	5.465 \| good	2.093 \| good	18.377 \| good	0.354 \| good
2025-12-08T11:00:00.000Z	64 \| moderate	15.935 \| fine	70.974 \| fine	5.149 \| good	1.927 \| good	17.43 \| good	0.347 \| good
2025-12-08T12:00:00.000Z	62 \| moderate	15.345 \| fine	68.95 \| fine	4.948 \| good	1.762 \| good	16.483 \| good	0.34 \| good
2025-12-08T13:00:00.000Z	62 \| moderate	14.806 \| fine	66.932 \| fine	3.894 \| good	1.772 \| good	16.017 \| good	0.346 \| good
2025-12-08T14:00:00.000Z	62 \| moderate	14.914 \| fine	66.963 \| fine	3.523 \| good	1.782 \| good	15.55 \| good	0.351 \| good
2025-12-08T15:00:00.000Z	58 \| moderate	13.475 \| fine	60.925 \| fine	2.843 \| good	1.792 \| good	15.084 \| good	0.356 \| good
2025-12-08T16:00:00.000Z	62 \| moderate	14.923 \| fine	66.959 \| fine	3.554 \| good	2.13 \| good	14.515 \| good	0.333 \| good
2025-12-08T17:00:00.000Z	60 \| moderate	13.923 \| fine	62.922 \| fine	6.137 \| good	2.469 \| good	13.947 \| good	0.309 \| good
2025-12-08T18:00:00.000Z	62 \| moderate	14.701 \| fine	64.956 \| fine	7.351 \| good	2.807 \| good	13.378 \| good	0.286 \| good
2025-12-08T19:00:00.000Z	60 \| moderate	13.913 \| fine	62.919 \| fine	8.881 \| good	2.674 \| good	11.62 \| good	0.25 \| good
2025-12-08T20:00:00.000Z	60 \| moderate	13.617 \| fine	60.947 \| fine	11.273 \| good	2.541 \| good	9.863 \| good	0.214 \| good
2025-12-08T21:00:00.000Z	56 \| moderate	12.233 \| fine	54.989 \| good	10.529 \| good	2.408 \| good	8.105 \| good	0.179 \| good
2025-12-08T22:00:00.000Z	58 \| moderate	13.465 \| fine	60.979 \| fine	10.672 \| good	2.267 \| good	8.785 \| good	0.178 \| good
2025-12-08T23:00:00.000Z	62 \| moderate	15.362 \| fine	68.985 \| fine	9.014 \| good	2.125 \| good	9.465 \| good	0.177 \| good
2025-12-09T00:00:00.000Z	60 \| moderate	14.362 \| fine	64.987 \| fine	7.442 \| good	1.984 \| good	10.145 \| good	0.176 \| good
2025-12-09T01:00:00.000Z	66 \| moderate	16.98 \| fine	75.012 \| fine	2.745 \| good	1.915 \| good	13.268 \| good	0.218 \| good
2025-12-09T02:00:00.000Z	66 \| moderate	17.478 \| fine	77.013 \| fine	1.588 \| good	1.845 \| good	16.39 \| good	0.26 \| good
2025-12-09T03:00:00.000Z	71 \| moderate	19.926 \| fine	87.003 \| fine	1.279 \| good	1.776 \| good	19.513 \| good	0.302 \| good
2025-12-09T04:00:00.000Z	67 \| moderate	18.375 \| fine	80.999 \| fine	1.183 \| good	1.88 \| good	19.126 \| good	0.312 \| good
2025-12-09T05:00:00.000Z	69 \| moderate	18.846 \| fine	82.982 \| fine	1.297 \| good	1.984 \| good	18.739 \| good	0.323 \| good
2025-12-09T06:00:00.000Z	67 \| moderate	17.775 \| fine	78.977 \| fine	1.05 \| good	2.088 \| good	18.352 \| good	0.334 \| good
2025-12-09T07:00:00.000Z	67 \| moderate	17.834 \| fine	78.973 \| fine	0.839 \| good	2.004 \| good	17.967 \| good	0.337 \| good
2025-12-09T08:00:00.000Z	62 \| moderate	15.487 \| fine	68.982 \| fine	1.591 \| good	1.92 \| good	17.583 \| good	0.34 \| good
2025-12-09T09:00:00.000Z	66 \| moderate	16.978 \| fine	75.002 \| fine	2.706 \| good	1.836 \| good	17.199 \| good	0.343 \| good
2025-12-09T10:00:00.000Z	64 \| moderate	15.987 \| fine	71.003 \| fine	3.639 \| good	1.712 \| good	16.343 \| good	0.329 \| good
2025-12-09T11:00:00.000Z	60 \| moderate	13.76 \| fine	61.021 \| fine	3.351 \| good	1.588 \| good	15.487 \| good	0.315 \| good
2025-12-09T12:00:00.000Z	60 \| moderate	13.612 \| fine	61.009 \| fine	2.149 \| good	1.464 \| good	14.631 \| good	0.301 \| good
2025-12-09T13:00:00.000Z	58 \| moderate	12.992 \| fine	58.975 \| fine	1.286 \| good	1.551 \| good	14.845 \| good	0.302 \| good
2025-12-09T14:00:00.000Z	62 \| moderate	14.713 \| fine	65.033 \| fine	2.194 \| good	1.637 \| good	15.06 \| good	0.303 \| good
2025-12-09T15:00:00.000Z	60 \| moderate	14.374 \| fine	64.978 \| fine	2.73 \| good	1.724 \| good	15.275 \| good	0.304 \| good
2025-12-09T16:00:00.000Z	62 \| moderate	15.371 \| fine	69.007 \| fine	2.496 \| good	1.716 \| good	13.817 \| good	0.299 \| good
2025-12-09T17:00:00.000Z	58 \| moderate	13.376 \| fine	60.99 \| fine	3.867 \| good	1.708 \| good	12.359 \| good	0.293 \| good
2025-12-09T18:00:00.000Z	62 \| moderate	15.167 \| fine	67.042 \| fine	5.296 \| good	1.701 \| good	10.901 \| good	0.287 \| good
2025-12-09T19:00:00.000Z	64 \| moderate	15.523 \| fine	69.024 \| fine	7.036 \| good	1.718 \| good	9.528 \| good	0.244 \| good
2025-12-09T20:00:00.000Z	58 \| moderate	13.426 \| fine	60.977 \| fine	7.446 \| good	1.735 \| good	8.154 \| good	0.201 \| good
2025-12-09T21:00:00.000Z	56 \| moderate	12.467 \| fine	56.984 \| fine	7.166 \| good	1.752 \| good	6.78 \| good	0.158 \| good
2025-12-09T22:00:00.000Z	60 \| moderate	13.893 \| fine	62.995 \| fine	6.651 \| good	1.678 \| good	7.789 \| good	0.157 \| good

Current air quality index in Piedmont, California today

Common air pollutants in Piedmont, California

Particulate Matter2.5 (PM2.5)

Particulate Matter10 (PM10)

Ozone (O3)

Sulfur Dioxide (SO2)

Nitrogen Dioxide (NO2)

Carbon Monoxide (CO)

Track live Piedmont, California air quality forecast and history

Empower business decisions with accurate air quality data

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

Air quality in nearby cities

Oakland, California

Emeryville, California

Berkeley, California

Alameda, California

Orinda, California

Moraga, California

How accurate is California, USA air quality data?

Air quality levels in US

Frequently asked questions

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

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

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

What is the air quality in Piedmont, California right now?

What pollutant is most frequently found in Piedmont, California?

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

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

What is the current level of PM10 in Piedmont, California?

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

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

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

What is the current level of nitrogen dioxide (NO2) in Piedmont, 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 Piedmont, California right now?

What is the current level of PM₁₀ in Piedmont, California?

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

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

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