; and (ii) shall not consider a type approval testing method that relies on a staining method that measures the concentration of organisms greater than or equal to 10 micrometers and organisms less than or equal to 50 micrometers. 5. Review of ballast water discharge standard (a) Effectiveness review (1) In general The Secretary shall conduct reviews in accordance with this section to determine whether revising the ballast water discharge standard based on the application of the best available technology that is economically achievable would result in a reduction in the risk of the introduction or establishment of aquatic nuisance species. (2) Required reviews Not later than January 1, 2022, and every 10 years thereafter, the Secretary, in consultation with the Administrator, shall complete a review under paragraph (1). (3) State petitions for review (A) In general The Governor of a State may submit a petition requesting the Secretary to conduct a review under paragraph (1) if there is significant new information that could reasonably indicate the ballast water discharge standard could be revised to result in a reduction in the risk of the introduction or establishment of aquatic nuisance species. (B) Timing A Governor may not submit a petition under subparagraph (A) during the 1-year period following the date of completion of a review under paragraph (1). (C) Required information A petition submitted to the Secretary under subparagraph (A) shall include— (i) a proposed ballast water discharge standard that would result in a reduction in the risk of the introduction or establishment of aquatic nuisance species; (ii) information regarding any ballast water management systems that may achieve the proposed ballast water discharge standard; (iii) the scientific and technical information on which the petition is based, including a description of the risk reduction that would result from the proposed ballast water discharge standard included under clause (i)