What are the current PM10 levels at Norco, California?

The current PM10 levels in Norco, California are 48.598 μg/m3.

What are the current sulfur dioxide (SO2) levels at Norco, California?

The current sulfur dioxide (SO2) levels in Norco, California are 0.353 ppb.

What are the current ozone (O3) levels at Norco, California?

The current ozone (O3) levels at Norco, California is 23.039 ppm.

What are the current nitrogen dioxide (NO2) levels at Norco, California?

The current nitrogen dioxide (NO2) levels at Norco, California is 31.44 ppb.

Real-time air quality index in Norco, California today

Q: What are the current PM2.5 levels in Norco, California?

The measured PM2.5 levels in Norco, California at present are 15.671 μg/m3.

Stay updated with real-time air quality in Norco, 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

Norco, California

Last updated: ... (Local time)

Common air pollutants in Norco, California

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

16.19 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

47.86 μg/m³

155

255

425

605+

Ozone (O₃)

15.63 ppb

201

201+

Sulfur Dioxide (SO₂)

0.41 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

27.03 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.45 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

Moderate

Norco, California

Get Live Pollen Counts

Norco, California

Scroll To Air Quality Map

Track live Norco, California air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-05-19T12:00:00.000Z	79 \| moderate	23.63 \| fine	44.4 \| good	18.532 \| good	0.284 \| good	22.768 \| good	0.434 \| good
2026-05-19T13:00:00.000Z	79 \| moderate	23.529 \| fine	45.407 \| good	17.509 \| good	0.278 \| good	22.768 \| good	0.434 \| good
2026-05-19T14:00:00.000Z	79 \| moderate	24.486 \| fine	52.494 \| good	12.658 \| good	0.361 \| good	26.508 \| good	0.552 \| good
2026-05-19T15:00:00.000Z	81 \| moderate	25.397 \| fine	58.605 \| fine	13.765 \| good	0.557 \| good	27.786 \| good	0.551 \| good
2026-05-19T16:00:00.000Z	77 \| moderate	23.352 \| fine	57.185 \| fine	23.647 \| good	0.363 \| good	22.859 \| good	0.41 \| good
2026-05-19T17:00:00.000Z	67 \| moderate	18.397 \| fine	51.32 \| good	33.911 \| good	0.274 \| good	12.292 \| good	0.186 \| good
2026-05-19T18:00:00.000Z	66 \| moderate	16.6 \| fine	47.452 \| good	35.202 \| good	0.273 \| good	12.292 \| good	0.186 \| good
2026-05-19T19:00:00.000Z	43 \| good	7.417 \| good	42.864 \| good	46.395 \| good	0.372 \| good	3.487 \| good	0.135 \| good
2026-05-19T20:00:00.000Z	48 \| good	5.766 \| good	35.096 \| good	51.556 \| good	0.424 \| good	4.34 \| good	0.135 \| good
2026-05-19T21:00:00.000Z	50 \| good	4.386 \| good	30.05 \| good	54.494 \| good	0.61 \| good	3.156 \| good	0.13 \| good
2026-05-19T22:00:00.000Z	54 \| moderate	6.399 \| good	37.739 \| good	56.246 \| fine	0.769 \| good	3.164 \| good	0.13 \| good
2026-05-19T23:00:00.000Z	58 \| moderate	5.812 \| good	33.664 \| good	57.115 \| fine	0.692 \| good	4.007 \| good	0.13 \| good
2026-05-20T00:00:00.000Z	51 \| moderate	4.63 \| good	27.783 \| good	54.733 \| good	0.405 \| good	6.268 \| good	0.13 \| good
2026-05-20T01:00:00.000Z	54 \| moderate	3.591 \| good	26.811 \| good	56.31 \| fine	0.304 \| good	10.47 \| good	0.174 \| good
2026-05-20T02:00:00.000Z	58 \| moderate	7.435 \| good	39.545 \| good	56.792 \| fine	0.341 \| good	11.365 \| good	0.258 \| good
2026-05-20T03:00:00.000Z	49 \| good	8.971 \| good	36.152 \| good	53.004 \| good	0.412 \| good	13.221 \| good	0.262 \| good
2026-05-20T04:00:00.000Z	49 \| good	9.107 \| good	35.029 \| good	52.583 \| good	0.457 \| good	15.971 \| good	0.274 \| good
2026-05-20T05:00:00.000Z	60 \| moderate	14.142 \| fine	39.102 \| good	49.483 \| good	0.893 \| good	17.915 \| good	0.529 \| good
2026-05-20T06:00:00.000Z	90 \| moderate	30.184 \| fine	83.87 \| fine	41.807 \| good	1.184 \| good	25.787 \| good	0.886 \| good
2026-05-20T07:00:00.000Z	90 \| moderate	29.737 \| fine	52.364 \| good	41.654 \| good	1.176 \| good	25.787 \| good	0.886 \| good
2026-05-20T08:00:00.000Z	110 \| sensitive	39.005 \| moderate	69.595 \| fine	30.882 \| good	0.675 \| good	25.682 \| good	0.708 \| good
2026-05-20T09:00:00.000Z	99 \| moderate	34.814 \| fine	60.921 \| fine	27.669 \| good	0.436 \| good	22.779 \| good	0.544 \| good
2026-05-20T10:00:00.000Z	90 \| moderate	29.971 \| fine	57.447 \| fine	20.11 \| good	0.332 \| good	24.583 \| good	0.425 \| good
2026-05-20T11:00:00.000Z	88 \| moderate	28.737 \| fine	55.665 \| fine	15.025 \| good	0.365 \| good	32.664 \| good	0.404 \| good
2026-05-20T12:00:00.000Z	77 \| moderate	22.893 \| fine	49.502 \| good	11.801 \| good	0.377 \| good	38.023 \| good	0.413 \| good
2026-05-20T13:00:00.000Z	79 \| moderate	23.688 \| fine	50.372 \| good	11.645 \| good	0.375 \| good	38.023 \| good	0.413 \| good
2026-05-20T14:00:00.000Z	82 \| moderate	25.674 \| fine	85.616 \| fine	11.25 \| good	0.55 \| good	35.782 \| good	0.555 \| good
2026-05-20T15:00:00.000Z	86 \| moderate	27.798 \| fine	92.436 \| fine	16.117 \| good	0.507 \| good	36.584 \| good	0.538 \| good
2026-05-20T16:00:00.000Z	92 \| moderate	30.663 \| fine	76.284 \| fine	28.252 \| good	0.523 \| good	31.475 \| good	0.483 \| good
2026-05-20T17:00:00.000Z	90 \| moderate	30.175 \| fine	64.371 \| fine	38.315 \| good	0.535 \| good	26.117 \| good	0.411 \| good
2026-05-20T18:00:00.000Z	92 \| moderate	30.856 \| fine	66.188 \| fine	50.545 \| good	0.572 \| good	20.973 \| good	0.37 \| good
2026-05-20T19:00:00.000Z	88 \| moderate	29.414 \| fine	63.188 \| fine	63.233 \| fine	0.513 \| good	17.36 \| good	0.39 \| good
2026-05-20T20:00:00.000Z	71 \| moderate	20.171 \| fine	50.51 \| good	61.27 \| fine	0.379 \| good	15.405 \| good	0.3 \| good
2026-05-20T21:00:00.000Z	119 \| sensitive	14.177 \| fine	70.125 \| fine	75.782 \| moderate	0.401 \| good	11.645 \| good	0.271 \| good
2026-05-20T22:00:00.000Z	126 \| sensitive	11.874 \| good	57.282 \| fine	77.696 \| moderate	0.413 \| good	12.289 \| good	0.255 \| good
2026-05-20T23:00:00.000Z	112 \| sensitive	11.378 \| good	56.477 \| fine	73.758 \| moderate	0.455 \| good	10.537 \| good	0.262 \| good
2026-05-21T00:00:00.000Z	97 \| moderate	10.921 \| good	47.927 \| good	69.488 \| fine	0.54 \| good	9.229 \| good	0.262 \| good
2026-05-21T01:00:00.000Z	87 \| moderate	11.241 \| good	53.995 \| good	66.18 \| fine	0.483 \| good	11.231 \| good	0.255 \| good
2026-05-21T02:00:00.000Z	67 \| moderate	9.359 \| good	46.255 \| good	60.101 \| fine	0.5 \| good	12.618 \| good	0.262 \| good
2026-05-21T03:00:00.000Z	60 \| moderate	13.856 \| fine	63.668 \| fine	55.218 \| fine	0.52 \| good	16.235 \| good	0.269 \| good
2026-05-21T04:00:00.000Z	49 \| good	9.255 \| good	48.909 \| good	51.666 \| good	0.515 \| good	17.959 \| good	0.345 \| good
2026-05-21T05:00:00.000Z	49 \| good	9.404 \| good	46.788 \| good	47.792 \| good	0.709 \| good	20.403 \| good	0.396 \| good
2026-05-21T06:00:00.000Z	52 \| moderate	10.308 \| good	44.544 \| good	46.58 \| good	0.509 \| good	24.592 \| good	0.36 \| good
2026-05-21T07:00:00.000Z	52 \| moderate	10.423 \| good	43.865 \| good	39.504 \| good	0.503 \| good	24.592 \| good	0.36 \| good
2026-05-21T08:00:00.000Z	60 \| moderate	14.005 \| fine	50.452 \| good	28.302 \| good	0.428 \| good	24.076 \| good	0.429 \| good
2026-05-21T09:00:00.000Z	64 \| moderate	15.671 \| fine	48.598 \| good	23.039 \| good	0.353 \| good	31.44 \| good	0.452 \| good
2026-05-21T10:00:00.000Z	62 \| moderate	14.746 \| fine	45.342 \| good	18.406 \| good	0.34 \| good	29.453 \| good	0.402 \| good
2026-05-21T11:00:00.000Z	64 \| moderate	16.189 \| fine	47.858 \| good	15.629 \| good	0.407 \| good	27.026 \| good	0.448 \| good
2026-05-21T11:00:00.000Z	64 \| moderate	16.189 \| fine	47.858 \| good	15.629 \| good	0.407 \| good	27.026 \| good	0.448 \| good
2026-05-21T10:00:00.000Z	92 \| moderate	31.268 \| fine	136.345 \| fine	20.636 \| good	1.275 \| good	19.977 \| good	0.35 \| good
2026-05-21T11:00:00.000Z	92 \| moderate	30.929 \| fine	134.667 \| fine	17.937 \| good	1.327 \| good	22.097 \| good	0.361 \| good
2026-05-21T12:00:00.000Z	127 \| sensitive	46.407 \| moderate	208.224 \| moderate	12.384 \| good	1.341 \| good	23.679 \| good	0.369 \| good
2026-05-21T13:00:00.000Z	122 \| sensitive	43.892 \| moderate	196.619 \| moderate	9.909 \| good	1.312 \| good	24.752 \| good	0.374 \| good
2026-05-21T14:00:00.000Z	149 \| sensitive	55.341 \| moderate	248.971 \| moderate	17.241 \| good	1.199 \| good	21.86 \| good	0.384 \| good
2026-05-21T15:00:00.000Z	154 \| unhealthy	60.464 \| poor	258.467 \| poor	30.082 \| good	1.297 \| good	14.151 \| good	0.327 \| good
2026-05-21T16:00:00.000Z	154 \| unhealthy	59.572 \| poor	253.487 \| moderate	42.955 \| good	1.169 \| good	8.562 \| good	0.264 \| good
2026-05-21T17:00:00.000Z	115 \| sensitive	40.982 \| moderate	180.851 \| moderate	54.487 \| good	1.016 \| good	5.673 \| good	0.239 \| good
2026-05-21T18:00:00.000Z	87 \| moderate	21.279 \| fine	93.138 \| fine	65.614 \| fine	1.003 \| good	3.877 \| good	0.228 \| good
2026-05-21T19:00:00.000Z	105 \| sensitive	23.857 \| fine	104.596 \| fine	72.009 \| moderate	0.983 \| good	2.643 \| good	0.217 \| good
2026-05-21T20:00:00.000Z	119 \| sensitive	29.929 \| fine	130.7 \| fine	76.468 \| moderate	0.959 \| good	2.107 \| good	0.214 \| good
2026-05-21T21:00:00.000Z	122 \| sensitive	42.781 \| moderate	188.893 \| moderate	76.798 \| moderate	1.007 \| good	2.025 \| good	0.215 \| good
2026-05-21T22:00:00.000Z	149 \| sensitive	55.445 \| moderate	237.247 \| moderate	71.212 \| moderate	1.062 \| good	2.063 \| good	0.212 \| good
2026-05-21T23:00:00.000Z	134 \| sensitive	48.965 \| moderate	217.302 \| moderate	68.029 \| fine	1.098 \| good	2.175 \| good	0.204 \| good
2026-05-22T00:00:00.000Z	167 \| unhealthy	79.105 \| poor	278.394 \| poor	61.194 \| fine	1.168 \| good	2.548 \| good	0.201 \| good
2026-05-22T01:00:00.000Z	151 \| unhealthy	55.79 \| poor	238.221 \| moderate	56.919 \| fine	1.239 \| good	3.298 \| good	0.204 \| good
2026-05-22T02:00:00.000Z	94 \| moderate	31.931 \| fine	139.042 \| fine	52.275 \| good	1.321 \| good	4.668 \| good	0.216 \| good
2026-05-22T03:00:00.000Z	92 \| moderate	30.925 \| fine	135.066 \| fine	45.005 \| good	1.377 \| good	7.05 \| good	0.238 \| good
2026-05-22T04:00:00.000Z	88 \| moderate	29.491 \| fine	128.017 \| fine	38.491 \| good	1.382 \| good	8.663 \| good	0.266 \| good
2026-05-22T05:00:00.000Z	92 \| moderate	30.618 \| fine	133.335 \| fine	29.303 \| good	1.342 \| good	10.639 \| good	0.295 \| good
2026-05-22T06:00:00.000Z	96 \| moderate	32.739 \| fine	142.821 \| fine	21.476 \| good	1.283 \| good	12.961 \| good	0.325 \| good
2026-05-22T07:00:00.000Z	107 \| sensitive	37.69 \| moderate	165.422 \| moderate	18.591 \| good	1.231 \| good	14.319 \| good	0.351 \| good
2026-05-22T08:00:00.000Z	110 \| sensitive	39.218 \| moderate	173.804 \| moderate	18.03 \| good	1.23 \| good	15.514 \| good	0.378 \| good
2026-05-22T09:00:00.000Z	110 \| sensitive	39.367 \| moderate	174.361 \| moderate	20.323 \| good	1.257 \| good	15.997 \| good	0.4 \| good
2026-05-22T10:00:00.000Z	107 \| sensitive	37.722 \| moderate	165.834 \| moderate	19.06 \| good	1.291 \| good	17.184 \| good	0.425 \| good
2026-05-22T11:00:00.000Z	101 \| sensitive	35.464 \| fine	154.772 \| fine	17.822 \| good	1.324 \| good	18.081 \| good	0.447 \| good
2026-05-22T12:00:00.000Z	142 \| sensitive	52.224 \| moderate	233.64 \| moderate	11.766 \| good	1.375 \| good	19.356 \| good	0.463 \| good
2026-05-22T13:00:00.000Z	129 \| sensitive	47.021 \| moderate	211.374 \| moderate	9.24 \| good	1.417 \| good	20.215 \| good	0.477 \| good
2026-05-22T14:00:00.000Z	153 \| unhealthy	58.345 \| poor	255.516 \| poor	17.637 \| good	1.416 \| good	16.695 \| good	0.487 \| good
2026-05-22T15:00:00.000Z	158 \| unhealthy	66.47 \| poor	266.505 \| poor	28.576 \| good	1.366 \| good	10.464 \| good	0.45 \| good
2026-05-22T16:00:00.000Z	158 \| unhealthy	65.299 \| poor	263.441 \| poor	43.044 \| good	1.211 \| good	7.39 \| good	0.405 \| good
2026-05-22T17:00:00.000Z	134 \| sensitive	49.402 \| moderate	220.18 \| moderate	55.551 \| fine	1.106 \| good	5.439 \| good	0.371 \| good
2026-05-22T18:00:00.000Z	115 \| sensitive	40.831 \| moderate	180.953 \| moderate	62.329 \| fine	1.097 \| good	3.779 \| good	0.343 \| good
2026-05-22T19:00:00.000Z	132 \| sensitive	48.167 \| moderate	215.391 \| moderate	63.798 \| fine	1.145 \| good	2.552 \| good	0.321 \| good
2026-05-22T20:00:00.000Z	137 \| sensitive	50.464 \| moderate	224.766 \| moderate	64.796 \| fine	1.144 \| good	1.971 \| good	0.305 \| good
2026-05-22T21:00:00.000Z	139 \| sensitive	50.793 \| moderate	225.644 \| moderate	61.5 \| fine	1.111 \| good	1.823 \| good	0.288 \| good
2026-05-22T22:00:00.000Z	151 \| unhealthy	55.932 \| poor	241.143 \| moderate	59.375 \| fine	1.073 \| good	1.827 \| good	0.267 \| good
2026-05-22T23:00:00.000Z	115 \| sensitive	40.624 \| moderate	178.536 \| moderate	57.933 \| fine	1.057 \| good	1.908 \| good	0.245 \| good
2026-05-23T00:00:00.000Z	168 \| unhealthy	80.454 \| poor	277.909 \| poor	50.326 \| good	1.059 \| good	2.173 \| good	0.228 \| good
2026-05-23T01:00:00.000Z	166 \| unhealthy	77.486 \| poor	273.01 \| poor	43.632 \| good	1.081 \| good	2.592 \| good	0.218 \| good
2026-05-23T02:00:00.000Z	107 \| sensitive	37.583 \| moderate	165.224 \| moderate	41.85 \| good	1.122 \| good	3.519 \| good	0.216 \| good
2026-05-23T03:00:00.000Z	88 \| moderate	29.125 \| fine	126.956 \| fine	33.859 \| good	1.166 \| good	4.933 \| good	0.22 \| good
2026-05-23T04:00:00.000Z	96 \| moderate	33.46 \| fine	145.887 \| fine	32.265 \| good	1.193 \| good	6.084 \| good	0.23 \| good
2026-05-23T05:00:00.000Z	97 \| moderate	33.706 \| fine	146.505 \| fine	29.306 \| good	1.183 \| good	7.536 \| good	0.246 \| good
2026-05-23T06:00:00.000Z	90 \| moderate	29.662 \| fine	35.627 \| good	43.184 \| good	1.156 \| good	8.934 \| good	0.262 \| good
2026-05-23T07:00:00.000Z	100 \| moderate	35.064 \| fine	153.567 \| fine	23.953 \| good	1.104 \| good	9.473 \| good	0.277 \| good
2026-05-23T08:00:00.000Z	106 \| sensitive	37.458 \| moderate	164.812 \| moderate	23.352 \| good	1.08 \| good	10.119 \| good	0.293 \| good
2026-05-23T09:00:00.000Z	102 \| sensitive	36.035 \| moderate	157.833 \| moderate	24.464 \| good	1.079 \| good	10.792 \| good	0.312 \| good

Norco

Empower business decisions with accurate air quality data

Norco, California air quality map: Real-time AQI near you

0.41ppm

How accurate is California, USA air quality data?

Air quality measurements for California, USA meet strict US EPA standards. These measurements are collected from reliable sources, including satellites and ground-based monitoring systems. Advanced algorithms and machine learning techniques are applied to the data, factoring in variables such as traffic and population density, to ensure precision and reliability.

Source: Ambee Data Sources

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Frequently asked questions

How frequently is the air quality data for Norco, California updated?

Air quality data for Norco, California is updated on an hourly basis.

When did Norco, California experience the worst air quality in the last 24 hours?

The worst air quality in Norco, California was recorded at 10:00:00 on 2026-05-20.

When did Norco, California have its best air quality in the last 24 hours?

The best air quality in Norco, California was recorded at 05:00:00 on 2026-05-21.

What is the real-time air quality index for Norco, California?

The real-time air quality index in Norco, California is 64, currently categorized as Moderate.

Which pollutant is found most often in Norco, California?

The most common pollutant in Norco, California is PM2.5.

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

If the air quality in Norco, California is poor, limit outdoor activities and use a mask to safeguard your health.

What are the current PM_2.5 levels in Norco, California?

The measured PM_2.5 levels in Norco, California at present are 15.671 μg/m³.

What are the current PM₁₀ levels at Norco, California?

The current PM₁₀ levels in Norco, California are 48.598 μg/m³.

What are the current carbon monoxide (CO) levels at Norco, California?

The current carbon monoxide (CO) level in Norco, California is 0.452 ppm.

What are the current sulfur dioxide (SO₂) levels at Norco, California?

The current sulfur dioxide (SO₂) levels in Norco, California are 0.353 ppb.

What are the current ozone (O₃) levels at Norco, California?

The current ozone (O₃) levels at Norco, California is 23.039 ppm.

What are the current nitrogen dioxide (NO₂) levels at Norco, California?

The current nitrogen dioxide (NO₂) levels at Norco, California is 31.44 ppb.

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Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-05-19T12:00:00.000Z	79 \| moderate	23.63 \| fine	44.4 \| good	18.532 \| good	0.284 \| good	22.768 \| good	0.434 \| good
2026-05-19T13:00:00.000Z	79 \| moderate	23.529 \| fine	45.407 \| good	17.509 \| good	0.278 \| good	22.768 \| good	0.434 \| good
2026-05-19T14:00:00.000Z	79 \| moderate	24.486 \| fine	52.494 \| good	12.658 \| good	0.361 \| good	26.508 \| good	0.552 \| good
2026-05-19T15:00:00.000Z	81 \| moderate	25.397 \| fine	58.605 \| fine	13.765 \| good	0.557 \| good	27.786 \| good	0.551 \| good
2026-05-19T16:00:00.000Z	77 \| moderate	23.352 \| fine	57.185 \| fine	23.647 \| good	0.363 \| good	22.859 \| good	0.41 \| good
2026-05-19T17:00:00.000Z	67 \| moderate	18.397 \| fine	51.32 \| good	33.911 \| good	0.274 \| good	12.292 \| good	0.186 \| good
2026-05-19T18:00:00.000Z	66 \| moderate	16.6 \| fine	47.452 \| good	35.202 \| good	0.273 \| good	12.292 \| good	0.186 \| good
2026-05-19T19:00:00.000Z	43 \| good	7.417 \| good	42.864 \| good	46.395 \| good	0.372 \| good	3.487 \| good	0.135 \| good
2026-05-19T20:00:00.000Z	48 \| good	5.766 \| good	35.096 \| good	51.556 \| good	0.424 \| good	4.34 \| good	0.135 \| good
2026-05-19T21:00:00.000Z	50 \| good	4.386 \| good	30.05 \| good	54.494 \| good	0.61 \| good	3.156 \| good	0.13 \| good
2026-05-19T22:00:00.000Z	54 \| moderate	6.399 \| good	37.739 \| good	56.246 \| fine	0.769 \| good	3.164 \| good	0.13 \| good
2026-05-19T23:00:00.000Z	58 \| moderate	5.812 \| good	33.664 \| good	57.115 \| fine	0.692 \| good	4.007 \| good	0.13 \| good
2026-05-20T00:00:00.000Z	51 \| moderate	4.63 \| good	27.783 \| good	54.733 \| good	0.405 \| good	6.268 \| good	0.13 \| good
2026-05-20T01:00:00.000Z	54 \| moderate	3.591 \| good	26.811 \| good	56.31 \| fine	0.304 \| good	10.47 \| good	0.174 \| good
2026-05-20T02:00:00.000Z	58 \| moderate	7.435 \| good	39.545 \| good	56.792 \| fine	0.341 \| good	11.365 \| good	0.258 \| good
2026-05-20T03:00:00.000Z	49 \| good	8.971 \| good	36.152 \| good	53.004 \| good	0.412 \| good	13.221 \| good	0.262 \| good
2026-05-20T04:00:00.000Z	49 \| good	9.107 \| good	35.029 \| good	52.583 \| good	0.457 \| good	15.971 \| good	0.274 \| good
2026-05-20T05:00:00.000Z	60 \| moderate	14.142 \| fine	39.102 \| good	49.483 \| good	0.893 \| good	17.915 \| good	0.529 \| good
2026-05-20T06:00:00.000Z	90 \| moderate	30.184 \| fine	83.87 \| fine	41.807 \| good	1.184 \| good	25.787 \| good	0.886 \| good
2026-05-20T07:00:00.000Z	90 \| moderate	29.737 \| fine	52.364 \| good	41.654 \| good	1.176 \| good	25.787 \| good	0.886 \| good
2026-05-20T08:00:00.000Z	110 \| sensitive	39.005 \| moderate	69.595 \| fine	30.882 \| good	0.675 \| good	25.682 \| good	0.708 \| good
2026-05-20T09:00:00.000Z	99 \| moderate	34.814 \| fine	60.921 \| fine	27.669 \| good	0.436 \| good	22.779 \| good	0.544 \| good
2026-05-20T10:00:00.000Z	90 \| moderate	29.971 \| fine	57.447 \| fine	20.11 \| good	0.332 \| good	24.583 \| good	0.425 \| good
2026-05-20T11:00:00.000Z	88 \| moderate	28.737 \| fine	55.665 \| fine	15.025 \| good	0.365 \| good	32.664 \| good	0.404 \| good
2026-05-20T12:00:00.000Z	77 \| moderate	22.893 \| fine	49.502 \| good	11.801 \| good	0.377 \| good	38.023 \| good	0.413 \| good
2026-05-20T13:00:00.000Z	79 \| moderate	23.688 \| fine	50.372 \| good	11.645 \| good	0.375 \| good	38.023 \| good	0.413 \| good
2026-05-20T14:00:00.000Z	82 \| moderate	25.674 \| fine	85.616 \| fine	11.25 \| good	0.55 \| good	35.782 \| good	0.555 \| good
2026-05-20T15:00:00.000Z	86 \| moderate	27.798 \| fine	92.436 \| fine	16.117 \| good	0.507 \| good	36.584 \| good	0.538 \| good
2026-05-20T16:00:00.000Z	92 \| moderate	30.663 \| fine	76.284 \| fine	28.252 \| good	0.523 \| good	31.475 \| good	0.483 \| good
2026-05-20T17:00:00.000Z	90 \| moderate	30.175 \| fine	64.371 \| fine	38.315 \| good	0.535 \| good	26.117 \| good	0.411 \| good
2026-05-20T18:00:00.000Z	92 \| moderate	30.856 \| fine	66.188 \| fine	50.545 \| good	0.572 \| good	20.973 \| good	0.37 \| good
2026-05-20T19:00:00.000Z	88 \| moderate	29.414 \| fine	63.188 \| fine	63.233 \| fine	0.513 \| good	17.36 \| good	0.39 \| good
2026-05-20T20:00:00.000Z	71 \| moderate	20.171 \| fine	50.51 \| good	61.27 \| fine	0.379 \| good	15.405 \| good	0.3 \| good
2026-05-20T21:00:00.000Z	119 \| sensitive	14.177 \| fine	70.125 \| fine	75.782 \| moderate	0.401 \| good	11.645 \| good	0.271 \| good
2026-05-20T22:00:00.000Z	126 \| sensitive	11.874 \| good	57.282 \| fine	77.696 \| moderate	0.413 \| good	12.289 \| good	0.255 \| good
2026-05-20T23:00:00.000Z	112 \| sensitive	11.378 \| good	56.477 \| fine	73.758 \| moderate	0.455 \| good	10.537 \| good	0.262 \| good
2026-05-21T00:00:00.000Z	97 \| moderate	10.921 \| good	47.927 \| good	69.488 \| fine	0.54 \| good	9.229 \| good	0.262 \| good
2026-05-21T01:00:00.000Z	87 \| moderate	11.241 \| good	53.995 \| good	66.18 \| fine	0.483 \| good	11.231 \| good	0.255 \| good
2026-05-21T02:00:00.000Z	67 \| moderate	9.359 \| good	46.255 \| good	60.101 \| fine	0.5 \| good	12.618 \| good	0.262 \| good
2026-05-21T03:00:00.000Z	60 \| moderate	13.856 \| fine	63.668 \| fine	55.218 \| fine	0.52 \| good	16.235 \| good	0.269 \| good
2026-05-21T04:00:00.000Z	49 \| good	9.255 \| good	48.909 \| good	51.666 \| good	0.515 \| good	17.959 \| good	0.345 \| good
2026-05-21T05:00:00.000Z	49 \| good	9.404 \| good	46.788 \| good	47.792 \| good	0.709 \| good	20.403 \| good	0.396 \| good
2026-05-21T06:00:00.000Z	52 \| moderate	10.308 \| good	44.544 \| good	46.58 \| good	0.509 \| good	24.592 \| good	0.36 \| good
2026-05-21T07:00:00.000Z	52 \| moderate	10.423 \| good	43.865 \| good	39.504 \| good	0.503 \| good	24.592 \| good	0.36 \| good
2026-05-21T08:00:00.000Z	60 \| moderate	14.005 \| fine	50.452 \| good	28.302 \| good	0.428 \| good	24.076 \| good	0.429 \| good
2026-05-21T09:00:00.000Z	64 \| moderate	15.671 \| fine	48.598 \| good	23.039 \| good	0.353 \| good	31.44 \| good	0.452 \| good
2026-05-21T10:00:00.000Z	62 \| moderate	14.746 \| fine	45.342 \| good	18.406 \| good	0.34 \| good	29.453 \| good	0.402 \| good
2026-05-21T11:00:00.000Z	64 \| moderate	16.189 \| fine	47.858 \| good	15.629 \| good	0.407 \| good	27.026 \| good	0.448 \| good
2026-05-21T11:00:00.000Z	64 \| moderate	16.189 \| fine	47.858 \| good	15.629 \| good	0.407 \| good	27.026 \| good	0.448 \| good
2026-05-21T10:00:00.000Z	92 \| moderate	31.268 \| fine	136.345 \| fine	20.636 \| good	1.275 \| good	19.977 \| good	0.35 \| good
2026-05-21T11:00:00.000Z	92 \| moderate	30.929 \| fine	134.667 \| fine	17.937 \| good	1.327 \| good	22.097 \| good	0.361 \| good
2026-05-21T12:00:00.000Z	127 \| sensitive	46.407 \| moderate	208.224 \| moderate	12.384 \| good	1.341 \| good	23.679 \| good	0.369 \| good
2026-05-21T13:00:00.000Z	122 \| sensitive	43.892 \| moderate	196.619 \| moderate	9.909 \| good	1.312 \| good	24.752 \| good	0.374 \| good
2026-05-21T14:00:00.000Z	149 \| sensitive	55.341 \| moderate	248.971 \| moderate	17.241 \| good	1.199 \| good	21.86 \| good	0.384 \| good
2026-05-21T15:00:00.000Z	154 \| unhealthy	60.464 \| poor	258.467 \| poor	30.082 \| good	1.297 \| good	14.151 \| good	0.327 \| good
2026-05-21T16:00:00.000Z	154 \| unhealthy	59.572 \| poor	253.487 \| moderate	42.955 \| good	1.169 \| good	8.562 \| good	0.264 \| good
2026-05-21T17:00:00.000Z	115 \| sensitive	40.982 \| moderate	180.851 \| moderate	54.487 \| good	1.016 \| good	5.673 \| good	0.239 \| good
2026-05-21T18:00:00.000Z	87 \| moderate	21.279 \| fine	93.138 \| fine	65.614 \| fine	1.003 \| good	3.877 \| good	0.228 \| good
2026-05-21T19:00:00.000Z	105 \| sensitive	23.857 \| fine	104.596 \| fine	72.009 \| moderate	0.983 \| good	2.643 \| good	0.217 \| good
2026-05-21T20:00:00.000Z	119 \| sensitive	29.929 \| fine	130.7 \| fine	76.468 \| moderate	0.959 \| good	2.107 \| good	0.214 \| good
2026-05-21T21:00:00.000Z	122 \| sensitive	42.781 \| moderate	188.893 \| moderate	76.798 \| moderate	1.007 \| good	2.025 \| good	0.215 \| good
2026-05-21T22:00:00.000Z	149 \| sensitive	55.445 \| moderate	237.247 \| moderate	71.212 \| moderate	1.062 \| good	2.063 \| good	0.212 \| good
2026-05-21T23:00:00.000Z	134 \| sensitive	48.965 \| moderate	217.302 \| moderate	68.029 \| fine	1.098 \| good	2.175 \| good	0.204 \| good
2026-05-22T00:00:00.000Z	167 \| unhealthy	79.105 \| poor	278.394 \| poor	61.194 \| fine	1.168 \| good	2.548 \| good	0.201 \| good
2026-05-22T01:00:00.000Z	151 \| unhealthy	55.79 \| poor	238.221 \| moderate	56.919 \| fine	1.239 \| good	3.298 \| good	0.204 \| good
2026-05-22T02:00:00.000Z	94 \| moderate	31.931 \| fine	139.042 \| fine	52.275 \| good	1.321 \| good	4.668 \| good	0.216 \| good
2026-05-22T03:00:00.000Z	92 \| moderate	30.925 \| fine	135.066 \| fine	45.005 \| good	1.377 \| good	7.05 \| good	0.238 \| good
2026-05-22T04:00:00.000Z	88 \| moderate	29.491 \| fine	128.017 \| fine	38.491 \| good	1.382 \| good	8.663 \| good	0.266 \| good
2026-05-22T05:00:00.000Z	92 \| moderate	30.618 \| fine	133.335 \| fine	29.303 \| good	1.342 \| good	10.639 \| good	0.295 \| good
2026-05-22T06:00:00.000Z	96 \| moderate	32.739 \| fine	142.821 \| fine	21.476 \| good	1.283 \| good	12.961 \| good	0.325 \| good
2026-05-22T07:00:00.000Z	107 \| sensitive	37.69 \| moderate	165.422 \| moderate	18.591 \| good	1.231 \| good	14.319 \| good	0.351 \| good
2026-05-22T08:00:00.000Z	110 \| sensitive	39.218 \| moderate	173.804 \| moderate	18.03 \| good	1.23 \| good	15.514 \| good	0.378 \| good
2026-05-22T09:00:00.000Z	110 \| sensitive	39.367 \| moderate	174.361 \| moderate	20.323 \| good	1.257 \| good	15.997 \| good	0.4 \| good
2026-05-22T10:00:00.000Z	107 \| sensitive	37.722 \| moderate	165.834 \| moderate	19.06 \| good	1.291 \| good	17.184 \| good	0.425 \| good
2026-05-22T11:00:00.000Z	101 \| sensitive	35.464 \| fine	154.772 \| fine	17.822 \| good	1.324 \| good	18.081 \| good	0.447 \| good
2026-05-22T12:00:00.000Z	142 \| sensitive	52.224 \| moderate	233.64 \| moderate	11.766 \| good	1.375 \| good	19.356 \| good	0.463 \| good
2026-05-22T13:00:00.000Z	129 \| sensitive	47.021 \| moderate	211.374 \| moderate	9.24 \| good	1.417 \| good	20.215 \| good	0.477 \| good
2026-05-22T14:00:00.000Z	153 \| unhealthy	58.345 \| poor	255.516 \| poor	17.637 \| good	1.416 \| good	16.695 \| good	0.487 \| good
2026-05-22T15:00:00.000Z	158 \| unhealthy	66.47 \| poor	266.505 \| poor	28.576 \| good	1.366 \| good	10.464 \| good	0.45 \| good
2026-05-22T16:00:00.000Z	158 \| unhealthy	65.299 \| poor	263.441 \| poor	43.044 \| good	1.211 \| good	7.39 \| good	0.405 \| good
2026-05-22T17:00:00.000Z	134 \| sensitive	49.402 \| moderate	220.18 \| moderate	55.551 \| fine	1.106 \| good	5.439 \| good	0.371 \| good
2026-05-22T18:00:00.000Z	115 \| sensitive	40.831 \| moderate	180.953 \| moderate	62.329 \| fine	1.097 \| good	3.779 \| good	0.343 \| good
2026-05-22T19:00:00.000Z	132 \| sensitive	48.167 \| moderate	215.391 \| moderate	63.798 \| fine	1.145 \| good	2.552 \| good	0.321 \| good
2026-05-22T20:00:00.000Z	137 \| sensitive	50.464 \| moderate	224.766 \| moderate	64.796 \| fine	1.144 \| good	1.971 \| good	0.305 \| good
2026-05-22T21:00:00.000Z	139 \| sensitive	50.793 \| moderate	225.644 \| moderate	61.5 \| fine	1.111 \| good	1.823 \| good	0.288 \| good
2026-05-22T22:00:00.000Z	151 \| unhealthy	55.932 \| poor	241.143 \| moderate	59.375 \| fine	1.073 \| good	1.827 \| good	0.267 \| good
2026-05-22T23:00:00.000Z	115 \| sensitive	40.624 \| moderate	178.536 \| moderate	57.933 \| fine	1.057 \| good	1.908 \| good	0.245 \| good
2026-05-23T00:00:00.000Z	168 \| unhealthy	80.454 \| poor	277.909 \| poor	50.326 \| good	1.059 \| good	2.173 \| good	0.228 \| good
2026-05-23T01:00:00.000Z	166 \| unhealthy	77.486 \| poor	273.01 \| poor	43.632 \| good	1.081 \| good	2.592 \| good	0.218 \| good
2026-05-23T02:00:00.000Z	107 \| sensitive	37.583 \| moderate	165.224 \| moderate	41.85 \| good	1.122 \| good	3.519 \| good	0.216 \| good
2026-05-23T03:00:00.000Z	88 \| moderate	29.125 \| fine	126.956 \| fine	33.859 \| good	1.166 \| good	4.933 \| good	0.22 \| good
2026-05-23T04:00:00.000Z	96 \| moderate	33.46 \| fine	145.887 \| fine	32.265 \| good	1.193 \| good	6.084 \| good	0.23 \| good
2026-05-23T05:00:00.000Z	97 \| moderate	33.706 \| fine	146.505 \| fine	29.306 \| good	1.183 \| good	7.536 \| good	0.246 \| good
2026-05-23T06:00:00.000Z	90 \| moderate	29.662 \| fine	35.627 \| good	43.184 \| good	1.156 \| good	8.934 \| good	0.262 \| good
2026-05-23T07:00:00.000Z	100 \| moderate	35.064 \| fine	153.567 \| fine	23.953 \| good	1.104 \| good	9.473 \| good	0.277 \| good
2026-05-23T08:00:00.000Z	106 \| sensitive	37.458 \| moderate	164.812 \| moderate	23.352 \| good	1.08 \| good	10.119 \| good	0.293 \| good
2026-05-23T09:00:00.000Z	102 \| sensitive	36.035 \| moderate	157.833 \| moderate	24.464 \| good	1.079 \| good	10.792 \| good	0.312 \| good

Real-time air quality index in Norco, California today

Common air pollutants in Norco, California

Particulate Matter2.5 (PM2.5)

Particulate Matter10 (PM10)

Ozone (O3)

Sulfur Dioxide (SO2)

Nitrogen Dioxide (NO2)

Carbon Monoxide (CO)

Track live Norco, California air quality forecast and history

Empower business decisions with accurate air quality data

Norco, California air quality map: Real-time AQI near you

Air quality in nearby cities

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How accurate is California, USA air quality data?

Air quality levels in US

Frequently asked questions

How frequently is the air quality data for Norco, California updated?

When did Norco, California experience the worst air quality in the last 24 hours?

When did Norco, California have its best air quality in the last 24 hours?

What is the real-time air quality index for Norco, California?

Which pollutant is found most often in Norco, California?

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

What are the current PM2.5 levels in Norco, California?

What are the current PM10 levels at Norco, California?

What are the current carbon monoxide (CO) levels at Norco, California?

What are the current sulfur dioxide (SO2) levels at Norco, California?

What are the current ozone (O3) levels at Norco, California?

What are the current nitrogen dioxide (NO2) levels at Norco, California?

Particulate Matter_2.5 (PM_2.5)

Particulate Matter₁₀ (PM₁₀)

Ozone (O₃)

Sulfur Dioxide (SO₂)

Nitrogen Dioxide (NO₂)

What are the current PM_2.5 levels in Norco, California?

What are the current PM₁₀ levels at Norco, California?

What are the current sulfur dioxide (SO₂) levels at Norco, California?

What are the current ozone (O₃) levels at Norco, California?

What are the current nitrogen dioxide (NO₂) levels at Norco, California?