Delta AQI History

Hourly air quality data for the past 24 hours in Delta, Colorado.

24-Hour Summary

Average AQI

Peak AQI

Best AQI

Hourly AQI Data

TimeAQICategoryPM2.5PM10
01:00 am46Good8.211.9
02:00 am48Good8.612.2
03:00 am49Good8.811.8
04:00 am48Good8.711.1
05:00 am48Good8.610.5
06:00 am44Good7.98.8
07:00 am44Good7.98.7
08:00 am42Good7.68.7
09:00 am36Good6.47.9
10:00 am28Good5.06.5
11:00 am15Good2.73.7
12:00 pm12Good2.13.2
01:00 pm14Good2.54.9
02:00 pm11Good2.04.2
03:00 pm9Good1.74.0
04:00 pm8Good1.43.6
05:00 pm6Good1.12.8
06:00 pm2Good0.41.2
07:00 pm2Good0.40.9
08:00 pm3Good0.51.2
09:00 pm4Good0.81.6
10:00 pm6Good1.02.0
11:00 pm8Good1.42.9
12:00 am11Good2.04.1
01:00 am15Good2.75.5
02:00 am19Good3.46.7
03:00 am21Good3.87.3
04:00 am23Good4.27.5
05:00 am25Good4.57.7
06:00 am23Good4.25.9
07:00 am24Good4.46.4
08:00 am24Good4.46.7
09:00 am18Good3.36.5
10:00 am19Good3.57.4
11:00 am23Good4.28.1
12:00 pm24Good4.48.0
01:00 pm25Good4.57.7
02:00 pm26Good4.67.3
03:00 pm27Good4.86.9
04:00 pm28Good5.07.3
05:00 pm29Good5.38.0
06:00 pm23Good4.16.3
07:00 pm13Good2.43.7
08:00 pm12Good2.13.3
09:00 pm17Good3.04.5
10:00 pm23Good4.15.9
11:00 pm27Good4.87.4
12:00 am30Good5.49.3
01:00 am30Good5.49.4
02:00 am31Good5.59.7
03:00 am32Good5.710.2
04:00 am33Good6.011.1
05:00 am34Good6.211.8
06:00 am34Good6.211.4
07:00 am36Good6.411.8
08:00 am37Good6.715.4
09:00 am41Good7.418.8
10:00 am51Moderate9.224.9
11:00 am53Moderate10.226.3
12:00 pm52Moderate9.722.8
01:00 pm50Good9.020.0
02:00 pm41Good7.315.8
03:00 pm34Good6.113.1
04:00 pm26Good4.710.3
05:00 pm23Good4.19.5
06:00 pm31Good5.612.4
07:00 pm29Good5.212.8
08:00 pm31Good5.614.9
09:00 pm32Good5.815.5
10:00 pm32Good5.814.7
11:00 pm33Good6.014.0
12:00 am37Good6.613.5
01:00 am42Good7.614.3
02:00 am48Good8.715.3
03:00 am52Moderate9.615.9
04:00 am53Moderate10.316.4
05:00 am54Moderate10.816.5
06:00 am54Moderate10.616.2
07:00 am54Moderate10.515.9
08:00 am50Good9.015.5
09:00 am38Good6.815.9
10:00 am40Good7.217.2
11:00 am52Moderate9.420.5
12:00 pm52Moderate9.519.9
01:00 pm47Good8.517.5
02:00 pm43Good7.715.7
03:00 pm41Good7.414.7
04:00 pm40Good7.214.1
05:00 pm39Good7.113.9
06:00 pm18Good3.36.3
07:00 pm16Good2.95.6
08:00 pm15Good2.75.5
09:00 pm17Good3.06.0
10:00 pm19Good3.46.6
11:00 pm24Good4.47.7
12:00 am33Good6.09.3
01:00 am41Good7.410.4
02:00 am45Good8.110.8
03:00 am47Good8.410.7
04:00 am46Good8.310.5
05:00 am45Good8.110.2
06:00 am39Good7.08.0
07:00 am37Good6.67.8
08:00 am33Good6.07.4
09:00 am28Good5.17.3
10:00 am21Good3.75.8
11:00 am12Good2.13.7
12:00 pm7Good1.32.5
01:00 pm7Good1.22.3
02:00 pm7Good1.22.4
03:00 pm7Good1.22.4
04:00 pm7Good1.32.6
05:00 pm7Good1.22.4
06:00 pm7Good1.32.5
07:00 pm4Good0.71.4
08:00 pm3Good0.50.9
09:00 pm3Good0.61.3
10:00 pm6Good1.02.2
11:00 pm10Good1.83.4
12:00 am18Good3.25.1
01:00 am26Good4.66.7
02:00 am32Good5.77.8
03:00 am37Good6.68.6
04:00 am41Good7.39.2
05:00 am42Good7.69.3
06:00 am38Good6.98.0
07:00 am38Good6.88.2
08:00 am36Good6.58.2
09:00 am32Good5.88.4
10:00 am21Good3.75.9
11:00 am9Good1.73.1
12:00 pm6Good1.12.1
01:00 pm6Good1.01.8
02:00 pm5Good0.91.6
03:00 pm4Good0.81.4
04:00 pm4Good0.81.3
05:00 pm4Good0.81.2
06:00 pm13Good2.44.2
07:00 pm11Good2.03.6
08:00 pm11Good2.03.7
09:00 pm12Good2.24.4
10:00 pm16Good2.85.3
11:00 pm21Good3.86.6
12:00 am30Good5.48.3
01:00 am37Good6.79.4
02:00 am41Good7.49.7
03:00 am42Good7.59.5
04:00 am42Good7.69.4
05:00 am42Good7.69.3
06:00 am42Good7.69.1
07:00 am41Good7.38.9
08:00 am38Good6.98.8
09:00 am35Good6.38.3
10:00 am27Good4.96.5
11:00 am17Good3.04.2
12:00 pm12Good2.23.6
01:00 pm12Good2.13.9
02:00 pm11Good2.03.7
03:00 pm10Good1.83.4
04:00 pm11Good1.93.7
05:00 pm12Good2.14.3
06:00 pm13Good2.35.1
07:00 pm14Good2.65.9
08:00 pm16Good2.86.2
09:00 pm17Good3.06.7
10:00 pm18Good3.37.1
11:00 pm23Good4.17.7
12:00 am31Good5.58.7
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