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2021 ERC and STERC Lists

Historical Archive for ERC and STERC Lists for Calendar Year 2021

Select from the links listed below to view active ERCs and STERCs for a specific month. Return to the current ERC and STERC lists page here: ACTIVE ERC and STERC LISTS.

A Summary Sheet that lists the total available ERCs and STERCs by pollutant can be viewed starting with the August 2018 data.

PLEASE NOTE: the files linked here are in Microsoft Excel format (.xls).

MONTH
TYPE, SIZE
 January xls, 311kb
February xls, 312kb
March xls, 311kb
April xls, 312kb
May xls, 312kb
June xls, 313kb
July xls, 306kb
August xls, 310kb
September xls, 309kb
 October xls, 309kb
November xls, 309kb
December xls, 310kb

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