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Maryland Ozone Exceedance Days 2016-2021

Metadata Updated: April 28, 2022

Maryland 8-Hour Ozone Concentrations Exceeding 2015 Health-Based Standard in ppb, Finalized Data. In 2015 EPA set the ozone standard to 70 ppb. High levels of ozone can cause health effects including increased asthma attacks and other respiratory effects. You can get more information about the health effects at This data set details which monitoring locations in Maryland exceeded the standard between 2016 and 2021 and the maximum concentrations on the dates the standard was exceeded. More information on Maryland's air quality monitoring is available at

Access & Use Information

Public: This dataset is intended for public access and use. Non-Federal: This dataset is covered by different Terms of Use than License: No license information was provided.

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Metadata Created Date April 28, 2022
Metadata Updated Date April 28, 2022

Metadata Source

Harvested from md json

Additional Metadata

Resource Type Dataset
Metadata Created Date April 28, 2022
Metadata Updated Date April 28, 2022
Data First Published 2022-03-28
Data Last Modified 2022-03-28
Category Energy and Environment
Public Access Level public
Metadata Context
Metadata Catalog ID
Schema Version
Catalog Describedby
Harvest Object Id 11c6301f-2fb4-4f95-b74f-0fed6599fe88
Harvest Source Id ee165ef5-7b35-41a7-b3a5-5479c71b0e58
Harvest Source Title md json
Homepage URL
Source Datajson Identifier True
Source Hash c0a6c89410e95622fc3f8ee5d286dff564358819
Source Schema Version 1.1

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