SIP Approval: Massachusetts (decommissioning of Stage II vapor recovery systems at gasoline-dispensing facilities).

SIP Approval: Massachusetts (decommissioning of Stage II vapor recovery systems at gasoline-dispensing facilities).

EPA withdrew its final rulemaking under the CWA of September 30, 2016, to extend the implementation date for discharges of pollutants into POTWs from unconventional oil and gas extraction due to adverse comment.

EPA withdrew its final rulemaking under the CWA of September 30, 2016, to extend the implementation date for discharges of pollutants into POTWs from unconventional oil and gas extraction due to adverse comment.

EPA withdrew its final rulemaking under the CWA of September 30, 2016, to extend the implementation date for discharges of pollutants into POTWs from unconventional oil and gas extraction due to adverse comment.

EPA approved in part and disapproved in part revisions to Washington’s human health criteria for certain toxic pollutants under CWA §303(c).

EPA approved in part and disapproved in part revisions to Washington’s human health criteria for certain toxic pollutants under CWA §303(c).

EPA approved in part and disapproved in part revisions to Washington’s human health criteria for certain toxic pollutants under CWA §303(c).

EPA proposed to amend existing regulations on the export and import of hazardous waste from and into the United States to improve protection of public health, to better monitor proper compliance, and to ensure proper receipt and management of hazardous waste.

EPA proposed to amend existing regulations on the export and import of hazardous waste from and into the United States to improve protection of public health, to better monitor proper compliance, and to ensure proper receipt and management of hazardous waste.