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D.C. Lifts Potomac Recreation Advisory After 21 Days of Safe Tests

The decision covers only District waters, with repairs advancing under a coordinated federal–local response.

Big Cypress Wildfire Grows to 25,000 Acres, Closes Stretch of I-75 as Smoke Spreads

Suspected Bird Flu Triggers Park Closures in New Jersey as 1,100 Dead or Sick Birds Reported

Potomac Sewage Spill Repairs Set for Nine Months as Bulkhead Work Advances

Code Orange Air Quality Alerts in Effect for Allegheny County and South-Central Pennsylvania Through This Evening

Stagnant Air Prompts Ongoing Advisories in Oregon, Idaho and Arizona

Bay Area Issues Thursday Spare the Air Alert, Bans Wood and Solid-Fuel Burning

Century of Hair Samples Shows 100-Fold Drop in Lead Exposure

Zuid-Holland Pilot Finds Low PFAS Risk as Province Sets 2030 Mapping Goal

Potomac Sewage Spill Prompts Health Alert as WSSC Urges 1.9 Million to Conserve Water

Tests Show Extreme E. Coli in Potomac Sewage Spill as DC Water Nears Containment

California PM2.5 Alerts Persist as Riverside and Orange Counties Remain Unhealthy for Sensitive Groups

California Air Quality Alerts Persist as 'Unhealthy' PM2.5 Prompts Stay-Home Guidance

Bay Area Extends Spare the Air Wood-Burning Ban Through Saturday

Salt Lake City Leads U.S. Air Pollution for Second Day as Inversion Persists

Islamabad Defends Targeted Paper Mulberry Removal With Three-for-One Replanting Pledge

California Air Quality Advisory Persists as PM2.5 Reaches Unhealthy Levels in Select Areas

Georgetown Isolates Broken 42-Inch Sewer Line After 100,000-Gallon San Gabriel River Spill

South Coast AQMD Extends No-Burn Order as NWS Keeps Air-Quality Alerts Through Monday

Air Quality Alerts and No-Burn Order Stretch Across Southern California Through Monday