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

Merced, California currently has a PM10 concentration of 30 μg/m3.

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

The current sulfur dioxide (SO2) concentration in Merced, California is 0.497 ppb.

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

Merced, California currently has an ozone (O3) concentration of 16.773 ppm.

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

The current level of nitrogen dioxide (NO2) in Merced, California is 5.093 ppb.

Current air quality index in Merced, California today

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

Merced, California currently has a PM2.5 concentration of 5.2 μg/m3.

Stay updated with real-time air quality in Merced, 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

Merced, California

Last updated: ... (Local time)

Common air pollutants in Merced, California

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

5.20 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

30.00 μg/m³

155

255

425

605+

Ozone (O₃)

16.77 ppb

201

201+

Sulfur Dioxide (SO₂)

0.50 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

5.09 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.28 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

Looks like we don't have this data available right now

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Merced, California

Scroll To Air Quality Map

Track live Merced, California air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-03-02T07:00:00.000Z	21 \| good	1.7 \| good	13.001 \| good	23.271 \| good	0.538 \| good	10.052 \| good	0.258 \| good
2026-03-02T08:00:00.000Z	21 \| good	0.4 \| good	9.001 \| good	22.654 \| good	0.564 \| good	7.703 \| good	0.183 \| good
2026-03-02T09:00:00.000Z	24 \| good	1.4 \| good	6.001 \| good	26.363 \| good	0.441 \| good	5.795 \| good	0.183 \| good
2026-03-02T10:00:00.000Z	19 \| good	0.9 \| good	4 \| good	19.769 \| good	0.465 \| good	4.07 \| good	0.183 \| good
2026-03-02T11:00:00.000Z	17 \| good	0.3 \| good	6.001 \| good	18.415 \| good	0.471 \| good	3.308 \| good	0.183 \| good
2026-03-02T12:00:00.000Z	20 \| good	1.9 \| good	8.001 \| good	22.007 \| good	0.458 \| good	2.703 \| good	0.183 \| good
2026-03-02T13:00:00.000Z	21 \| good	2.4 \| good	10.001 \| good	23.078 \| good	0.473 \| good	2.816 \| good	0.183 \| good
2026-03-02T14:00:00.000Z	19 \| good	2.7 \| good	11 \| good	19.549 \| good	0.439 \| good	2.343 \| good	0.183 \| good
2026-03-02T15:00:00.000Z	20 \| good	3.4 \| good	12 \| good	21.808 \| good	0.601 \| good	3.102 \| good	0.199 \| good
2026-03-02T16:00:00.000Z	22 \| good	3.5 \| good	12 \| good	20.724 \| good	0.451 \| good	7.026 \| good	0.233 \| good
2026-03-02T17:00:00.000Z	22 \| good	4.1 \| good	12 \| good	24.212 \| good	0.453 \| good	6.834 \| good	0.215 \| good
2026-03-02T18:00:00.000Z	27 \| good	3.8 \| good	12 \| good	28.867 \| good	0.48 \| good	5.138 \| good	0.215 \| good
2026-03-02T19:00:00.000Z	27 \| good	2.8 \| good	13.001 \| good	28.502 \| good	0.463 \| good	5.375 \| good	0.183 \| good
2026-03-02T20:00:00.000Z	29 \| good	1.9 \| good	9 \| good	31.156 \| good	0.44 \| good	4.144 \| good	0.183 \| good
2026-03-02T21:00:00.000Z	32 \| good	1.7 \| good	8.001 \| good	35.169 \| good	0.508 \| good	4.416 \| good	0.183 \| good
2026-03-02T22:00:00.000Z	33 \| good	2.2 \| good	10.001 \| good	35.613 \| good	0.524 \| good	4.385 \| good	0.183 \| good
2026-03-02T23:00:00.000Z	35 \| good	1.9 \| good	9.001 \| good	37.817 \| good	0.525 \| good	4.074 \| good	0.183 \| good
2026-03-03T00:00:00.000Z	33 \| good	1.1 \| good	10.001 \| good	36.462 \| good	0.481 \| good	4.574 \| good	0.208 \| good
2026-03-03T01:00:00.000Z	35 \| good	0.5 \| good	9.001 \| good	37.891 \| good	0.465 \| good	4.605 \| good	0.225 \| good
2026-03-03T02:00:00.000Z	36 \| good	0.8 \| good	10.001 \| good	38.522 \| good	0.532 \| good	5.615 \| good	0.183 \| good
2026-03-03T03:00:00.000Z	35 \| good	1.6 \| good	10.001 \| good	38.043 \| good	0.607 \| good	5.83 \| good	0.183 \| good
2026-03-03T04:00:00.000Z	31 \| good	4.7 \| good	13.001 \| good	33.634 \| good	0.532 \| good	4.559 \| good	0.183 \| good
2026-03-03T05:00:00.000Z	27 \| good	4.8 \| good	13 \| good	28.433 \| good	0.553 \| good	4.703 \| good	0.183 \| good
2026-03-03T06:00:00.000Z	26 \| good	2.7 \| good	11 \| good	27.609 \| good	0.532 \| good	7.501 \| good	0.183 \| good
2026-03-03T07:00:00.000Z	24 \| good	3.6 \| good	11 \| good	26.453 \| good	0.47 \| good	10.48 \| good	0.233 \| good
2026-03-03T08:00:00.000Z	27 \| good	4.7 \| good	14 \| good	24.006 \| good	0.383 \| good	9.926 \| good	0.233 \| good
2026-03-03T09:00:00.000Z	22 \| good	4.2 \| good	12.001 \| good	16.542 \| good	0.363 \| good	7.751 \| good	0.183 \| good
2026-03-03T10:00:00.000Z	22 \| good	3.5 \| good	10.001 \| good	15.435 \| good	0.351 \| good	8.232 \| good	0.208 \| good
2026-03-03T11:00:00.000Z	22 \| good	3.6 \| good	10.001 \| good	12.508 \| good	0.458 \| good	8.976 \| good	0.183 \| good
2026-03-03T12:00:00.000Z	16 \| good	3.3 \| good	10.001 \| good	11.719 \| good	0.494 \| good	6.676 \| good	0.183 \| good
2026-03-03T13:00:00.000Z	16 \| good	3.1 \| good	9.001 \| good	11.006 \| good	0.509 \| good	8.514 \| good	0.167 \| good
2026-03-03T14:00:00.000Z	22 \| good	3.6 \| good	8.001 \| good	13.859 \| good	0.569 \| good	5.93 \| good	0.183 \| good
2026-03-03T15:00:00.000Z	22 \| good	4.2 \| good	13.001 \| good	10.271 \| good	0.544 \| good	8.541 \| good	0.225 \| good
2026-03-03T16:00:00.000Z	33 \| good	5.8 \| good	23.001 \| good	11.785 \| good	0.509 \| good	9.847 \| good	0.249 \| good
2026-03-03T17:00:00.000Z	33 \| good	5.8 \| good	17.001 \| good	10.517 \| good	0.529 \| good	9.571 \| good	0.274 \| good
2026-03-03T18:00:00.000Z	27 \| good	4.7 \| good	15.001 \| good	20.091 \| good	0.58 \| good	9.424 \| good	0.274 \| good
2026-03-03T19:00:00.000Z	22 \| good	3.6 \| good	13.001 \| good	21.376 \| good	0.546 \| good	7.09 \| good	0.233 \| good
2026-03-03T20:00:00.000Z	26 \| good	2.9 \| good	11.001 \| good	27.503 \| good	0.508 \| good	5.507 \| good	0.209 \| good
2026-03-03T21:00:00.000Z	30 \| good	2.7 \| good	12 \| good	31.529 \| good	0.468 \| good	3.969 \| good	0.209 \| good
2026-03-03T22:00:00.000Z	31 \| good	1.3 \| good	11 \| good	32.754 \| good	0.516 \| good	3.494 \| good	0.209 \| good
2026-03-03T23:00:00.000Z	32 \| good	0.1 \| good	13.001 \| good	34.613 \| good	0.494 \| good	5.193 \| good	0.209 \| good
2026-03-04T00:00:00.000Z	32 \| good	0.5 \| good	12.001 \| good	34.95 \| good	0.514 \| good	5.133 \| good	0.183 \| good
2026-03-04T01:00:00.000Z	32 \| good	0.4 \| good	16.001 \| good	34.504 \| good	0.475 \| good	6.398 \| good	0.199 \| good
2026-03-04T02:00:00.000Z	34 \| good	1.1 \| good	15.001 \| good	36.699 \| good	0.479 \| good	7.442 \| good	0.207 \| good
2026-03-04T03:00:00.000Z	60 \| moderate	13.996 \| fine	62.785 \| fine	25.711 \| good	0.46 \| good	6.528 \| good	0.202 \| good
2026-03-04T04:00:00.000Z	24 \| good	2.5 \| good	15.001 \| good	25.763 \| good	0.486 \| good	9.101 \| good	0.233 \| good
2026-03-04T05:00:00.000Z	23 \| good	3.4 \| good	25 \| good	20.109 \| good	0.548 \| good	9.678 \| good	0.282 \| good
2026-03-04T06:00:00.000Z	28 \| good	5.2 \| good	30 \| good	16.773 \| good	0.497 \| good	5.093 \| good	0.281 \| good
2026-03-04T06:00:00.000Z	28 \| good	5.2 \| good	30 \| good	16.773 \| good	0.497 \| good	5.093 \| good	0.281 \| good
2026-03-04T07:00:00.000Z	54 \| moderate	10.808 \| good	47.707 \| good	17.128 \| good	0.579 \| good	7.097 \| good	0.206 \| good
2026-03-04T08:00:00.000Z	56 \| moderate	12.298 \| fine	56.008 \| fine	15.051 \| good	0.638 \| good	6.816 \| good	0.2 \| good
2026-03-04T09:00:00.000Z	56 \| moderate	11.509 \| good	50.652 \| good	16.936 \| good	0.697 \| good	6.534 \| good	0.194 \| good
2026-03-04T10:00:00.000Z	58 \| moderate	13.398 \| fine	60.266 \| fine	16.502 \| good	0.64 \| good	6.008 \| good	0.187 \| good
2026-03-04T11:00:00.000Z	52 \| moderate	9.824 \| good	43.478 \| good	14.037 \| good	0.582 \| good	5.481 \| good	0.181 \| good
2026-03-04T12:00:00.000Z	49 \| good	8.726 \| good	38.556 \| good	14.772 \| good	0.525 \| good	4.954 \| good	0.175 \| good
2026-03-04T13:00:00.000Z	44 \| good	7.658 \| good	33.567 \| good	17.69 \| good	0.476 \| good	4.722 \| good	0.172 \| good
2026-03-04T14:00:00.000Z	44 \| good	8.225 \| good	36.452 \| good	17.231 \| good	0.428 \| good	4.489 \| good	0.168 \| good
2026-03-04T15:00:00.000Z	49 \| good	9.409 \| good	42.152 \| good	19.231 \| good	0.38 \| good	4.256 \| good	0.165 \| good
2026-03-04T16:00:00.000Z	44 \| good	7.532 \| good	33.527 \| good	23.714 \| good	0.417 \| good	3.524 \| good	0.154 \| good
2026-03-04T17:00:00.000Z	49 \| good	8.608 \| good	37.597 \| good	27.631 \| good	0.454 \| good	2.792 \| good	0.143 \| good
2026-03-04T18:00:00.000Z	30 \| good	3.959 \| good	17.524 \| good	32.151 \| good	0.491 \| good	2.06 \| good	0.133 \| good
2026-03-04T19:00:00.000Z	34 \| good	2.527 \| good	10.01 \| good	36.824 \| good	0.447 \| good	1.751 \| good	0.125 \| good
2026-03-04T20:00:00.000Z	35 \| good	2.772 \| good	11.033 \| good	38.017 \| good	0.403 \| good	1.442 \| good	0.118 \| good
2026-03-04T21:00:00.000Z	37 \| good	2.138 \| good	8.852 \| good	40.359 \| good	0.359 \| good	1.133 \| good	0.111 \| good
2026-03-04T22:00:00.000Z	42 \| good	1.61 \| good	6.814 \| good	45.199 \| good	0.343 \| good	1.075 \| good	0.111 \| good
2026-03-04T23:00:00.000Z	43 \| good	1.96 \| good	7.957 \| good	45.773 \| good	0.327 \| good	1.018 \| good	0.11 \| good
2026-03-05T00:00:00.000Z	39 \| good	2.525 \| good	10.113 \| good	42.461 \| good	0.311 \| good	0.961 \| good	0.11 \| good
2026-03-05T01:00:00.000Z	36 \| good	5.693 \| good	24.778 \| good	39.05 \| good	0.342 \| good	1.7 \| good	0.118 \| good
2026-03-05T02:00:00.000Z	38 \| good	6.552 \| good	28.946 \| good	32.76 \| good	0.372 \| good	2.439 \| good	0.127 \| good
2026-03-05T03:00:00.000Z	38 \| good	6.53 \| good	28.9 \| good	33.471 \| good	0.403 \| good	3.179 \| good	0.135 \| good
2026-03-05T04:00:00.000Z	32 \| good	4.697 \| good	20.665 \| good	35.407 \| good	0.449 \| good	3.755 \| good	0.141 \| good
2026-03-05T05:00:00.000Z	27 \| good	4.244 \| good	18.756 \| good	28.964 \| good	0.496 \| good	4.332 \| good	0.147 \| good
2026-03-05T06:00:00.000Z	25 \| good	4.09 \| good	17.858 \| good	27.175 \| good	0.542 \| good	4.908 \| good	0.153 \| good
2026-03-05T07:00:00.000Z	27 \| good	4.887 \| good	20.998 \| good	26.769 \| good	0.553 \| good	4.908 \| good	0.154 \| good
2026-03-05T08:00:00.000Z	24 \| good	4.131 \| good	17.953 \| good	25.562 \| good	0.565 \| good	4.908 \| good	0.156 \| good
2026-03-05T09:00:00.000Z	27 \| good	5.198 \| good	22.758 \| good	23.091 \| good	0.576 \| good	4.908 \| good	0.158 \| good
2026-03-05T10:00:00.000Z	22 \| good	3.741 \| good	16.067 \| good	21.891 \| good	0.553 \| good	4.608 \| good	0.156 \| good
2026-03-05T11:00:00.000Z	22 \| good	3.752 \| good	16.035 \| good	20.674 \| good	0.531 \| good	4.309 \| good	0.155 \| good
2026-03-05T12:00:00.000Z	27 \| good	5.162 \| good	22.186 \| good	18.115 \| good	0.508 \| good	4.009 \| good	0.154 \| good
2026-03-05T13:00:00.000Z	22 \| good	4.41 \| good	19.17 \| good	22.794 \| good	0.454 \| good	3.765 \| good	0.153 \| good
2026-03-05T14:00:00.000Z	24 \| good	3.354 \| good	14.888 \| good	25.954 \| good	0.401 \| good	3.521 \| good	0.153 \| good
2026-03-05T15:00:00.000Z	23 \| good	3.683 \| good	16.095 \| good	25.083 \| good	0.348 \| good	3.277 \| good	0.152 \| good
2026-03-05T16:00:00.000Z	25 \| good	3.775 \| good	16.255 \| good	27.085 \| good	0.348 \| good	2.759 \| good	0.151 \| good
2026-03-05T17:00:00.000Z	25 \| good	4.357 \| good	19.09 \| good	26.94 \| good	0.349 \| good	2.24 \| good	0.151 \| good
2026-03-05T18:00:00.000Z	25 \| good	2.912 \| good	12.21 \| good	26.969 \| good	0.35 \| good	1.722 \| good	0.15 \| good
2026-03-05T19:00:00.000Z	29 \| good	3.636 \| good	16.014 \| good	31.469 \| good	0.331 \| good	1.52 \| good	0.148 \| good
2026-03-05T20:00:00.000Z	32 \| good	3.553 \| good	15.958 \| good	35.258 \| good	0.312 \| good	1.317 \| good	0.145 \| good
2026-03-05T21:00:00.000Z	35 \| good	1.687 \| good	6.994 \| good	37.802 \| good	0.293 \| good	1.115 \| good	0.143 \| good
2026-03-05T22:00:00.000Z	36 \| good	1.285 \| good	5.081 \| good	39.186 \| good	0.276 \| good	1.077 \| good	0.141 \| good
2026-03-05T23:00:00.000Z	35 \| good	1.611 \| good	6.832 \| good	38.444 \| good	0.259 \| good	1.038 \| good	0.139 \| good
2026-03-06T00:00:00.000Z	34 \| good	3.079 \| good	13.646 \| good	37.25 \| good	0.242 \| good	1 \| good	0.136 \| good
2026-03-06T01:00:00.000Z	31 \| good	5.033 \| good	21.857 \| good	33.689 \| good	0.253 \| good	1.638 \| good	0.141 \| good
2026-03-06T02:00:00.000Z	27 \| good	5.495 \| good	23.796 \| good	24.5 \| good	0.265 \| good	2.275 \| good	0.145 \| good
2026-03-06T03:00:00.000Z	27 \| good	5.208 \| good	22.847 \| good	23.067 \| good	0.277 \| good	2.913 \| good	0.149 \| good
2026-03-06T04:00:00.000Z	22 \| good	3.812 \| good	16.906 \| good	21.012 \| good	0.303 \| good	3.34 \| good	0.151 \| good
2026-03-06T05:00:00.000Z	27 \| good	4.583 \| good	20.017 \| good	20.638 \| good	0.328 \| good	3.767 \| good	0.154 \| good
2026-03-06T06:00:00.000Z	38 \| good	5.576 \| good	40.798 \| good	25.308 \| good	0.352 \| good	4.196 \| good	0.157 \| good

Merced

Empower business decisions with accurate air quality data

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

0.22ppm

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 Merced, California get updated?

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

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

Merced, California experienced its worst air quality at 03:00:00, 2026-03-04.

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

The best air quality in Merced, California was observed at 01:00:00 on 2026-03-03.

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

The air quality in Merced, California right now is Good, with an AQI of 28.

What pollutant is most frequently found in Merced, California?

In Merced, California, PM10 is the most frequently found pollutant.

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

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

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

Merced, California currently has a PM_2.5 concentration of 5.2 μg/m³.

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

Merced, California currently has a PM₁₀ concentration of 30 μg/m³.

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

The current carbon monoxide (CO) level in Merced, California is 0.281 ppm.

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

The current sulfur dioxide (SO₂) concentration in Merced, California is 0.497 ppb.

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

Merced, California currently has an ozone (O₃) concentration of 16.773 ppm.

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

The current level of nitrogen dioxide (NO₂) in Merced, California is 5.093 ppb.

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