EPA granted an exemption to the land disposal restrictions on underground injection under an amendment to RCRA for three Class I hazardous waste injection wells in Port Lavaca, Texas.

EPA granted an exemption to the land disposal restrictions on underground injection under an amendment to RCRA for three Class I hazardous waste injection wells in Port Lavaca, Texas.

EPA announced the availability of preliminary calculations of emission allowance allocations to certain electricity generating units in several states under the Cross-State Air Pollution Rule for the 2016 compliance year.

EPA announced the availability of preliminary calculations of emission allowance allocations to certain electricity generating units in several states under the Cross-State Air Pollution Rule for the 2016 compliance year.

EPA announced the availability of preliminary calculations of emission allowance allocations to certain electricity generating units in several states under the Cross-State Air Pollution Rule for the 2016 compliance year.

SIP Proposal: Washington (limited second 10-year maintenance plan and alternative monitoring strategy for the Spokane carbon monoxide maintenance area).

SIP Proposal: Washington (limited second 10-year maintenance plan and alternative monitoring strategy for the Spokane carbon monoxide maintenance area).

SIP Proposal: Washington (limited second 10-year maintenance plan and alternative monitoring strategy for the Spokane carbon monoxide maintenance area).

NMFS announced a 12-month finding on a petition to delist the Snake River fall-run Chinook salmon evolutionarily significant unit under the ESA; the agency found that delisting of the threatened species is not warranted at this time and concluded that the species is likely to become an endangered species within the foreseeable future throughout all or a significant portion of its range.

NMFS announced a 12-month finding on a petition to delist the Snake River fall-run Chinook salmon evolutionarily significant unit under the ESA; the agency found that delisting of the threatened species is not warranted at this time and concluded that the species is likely to become an endangered species within the foreseeable future throughout all or a significant portion of its range.