rowid,title,id,file_description,unit,year,tag,file_key,file_size,file_checksum,file_link,datasette_link 594,EPA CAMPD (Clean Air Markets Program Data) emission data: Hourly emissions for 2021 by quarter,[15052499](https://zenodo.org/records/15052499),Hourly emissions for 2021 in Q4,hourly,2021,Q4,[emissions-hourly-2021-q4.csv](https://zenodo.org/api/records/15052499/files/emissions-hourly-2021-q4.csv/content),1946452963,md5:f8a69699bc1edd87848369ad3543ce37,https://zenodo.org/api/records/15052499/files/emissions-hourly-2021-q4.csv/content,N/A 1355,"EPA CAMPD (Clean Air Markets Program Data) emission data: MATS hourly data by quarter, 2015-2024",[15053233](https://zenodo.org/records/15053233),Hourly emissions for 2021 in Q4,hourly,2021,Q4,[mats-hourly-2021-q4.csv](https://zenodo.org/api/records/15053233/files/mats-hourly-2021-q4.csv/content),222535461,md5:181a5364c0053d7e658c13521c3f8dd6,https://zenodo.org/api/records/15053233/files/mats-hourly-2021-q4.csv/content,N/A