Officials take latest step against Veolia North America and International Boundary and Water Commission in ongoing dispute over county pollution impacts from untreated Mexico flows, but firm denies responsibility.

Federal court judge in Denver is allowing construction to continue ahead of a planned winter pause while lawsuit parties work to reach an agreement.

Imperial Beach, Calif., residents claim the second class action against the federal agency-contracted wastewater plant consultant stems from more than a decade of sewage flows from Tijuana, Mexico, but firm says the suit is "meritless."

Construction under a progressive design-build contract is expected to begin next year.

Biden administration announced Oct. 8 $2.6 billion more for that effort, distributed through drinking water state revolving funds and added to $15 billion funded through the federal infrastructure law.

Financial, legal and political bumps did not dent the global environmental services market for ENR’s Top 200 Environmental Firms, based on results reported in this year’s ranking.

Contracts have been awarded for emergency interstate repairs and to reconnect Asheville, N.C.'s largest water treatment plant.

But justices declined to block business group and red state suits against tougher curbs on mercury pollutants from coal-fired power plants and methane emissions from oil and natural gas facilities. 

Communities across the Southeast are frantically working to restore water service, which in some cases is still weeks away.

Over 16 months, four dams built between 1903 and 1962 came down as part of a monumental effort to clear 35 river miles in Oregon and California.