N.C. Department of Environment and Natural Resources
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Monitoring Data >> Data Archives & Statistical Summaries >> Ozone Data Analysis

Detailed Raw Ozone Data

Detailed Ozone Data
Select a year and a format to view either 1-hour or 8-hour ozone averages at every monitor on every day of that year.

View the 8-hour averages as
View the 1-hour averages as
Ozone 'Design Value' Maps

To aid in planning for attainment of the 8-hour ozone standard, the following North Carolina maps have been drawn showing the 3-year-average fourth-highest daily 8-hour concentrations in each county.

North Carolina Counties with 8-hour Ozone Violations

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Last Modified: Thu July 11 13:11:42 2013
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