The settlement with one of the country's largest homebuilders comes four years after sediment downstream from the Ridgley's Reserve development in Harford County repeatedly clouded much of the Gunpowder River.

Baltimore manages the drinking water supply for some 1.8 million residents in the surrounding region, but severe drought conditions have led to drops in city reservoirs and low flows in Chesapeake Bay tributaries.

Recent surveys show the number of young blue crabs in the Chesapeake Bay has dropped roughly 50% since a recent peak in 2010, but a new assessment couldn’t identify the prime culprit behind the decline.

Testing sites across the harbor ranged from “poor” to “fair,” according to 2025 water-quality data published Wednesday by the nonprofit Blue Water Baltimore.

Instead of hosting Baltimore Harbor Splash on a single day this summer, organizers plan to stage the public swim as “a series of pop-ups,” with event dates announced about a week in advance.

Backers hope a fast-acting contraption could revolutionize water quality testing and boost Baltimore’s dreams for a swimmable harbor.

Baltimore tried something new to address its unchecked deer population, placing sharpshooters in three parks after dark to cull the rampant ungulates that have decimated habitats and native plants.

Fleischmann’s Vinegar, owned by the Ireland-based food conglomerate Kerry Group, entered into the court-monitored cleanup plan with Blue Water Baltimore in April 2024 and agreed to a $1.3 million settlement.

TeraWulf, the Eastern Shore-based data center developer, says its massive Charles County data center complex would benefit the region’s buckling power grid. Gov. Wes Moore seems to back the idea, but others are skeptical.

The increased costs will go to Synagro Technologies, a company that dries sludge from Baltimore City's two wastewater treatment plants and turns it into fertilizer.

Top Maryland Democrats outlined a deal Monday to offer consumers swift relief on soaring energy bills.

Exelon, whose subsidiaries include Baltimore Gas and Electric Co. and Potomac Electric Power Co., became a punching bag — in one case literally — for Democrats looking to establish populist bona fides in an election year defined by affordability.

Lead paint rained down on a half-mile radius in North Baltimore during 2022 work on a TV tower, covering homes, a day care and a playground.

Ratepayer advocates argue that recent changes undercut Democrats’ promises to cut energy bills in Maryland.

Maryland regulators in recent years have begun to acknowledge the prevalence of coal dust in Curtis Bay’s air, but a new report suggests the fossil fuel has contaminated nearby waters, too.

The Maryland Supreme Court on Tuesday dismissed lawsuits brought by Baltimore City, Annapolis and Anne Arundel County against more than two dozen oil and gas giants.

A Baltimore developer was at the center of a charged conflict over the future of a dump in the Remington neighborhood, a controversy that has gotten him thinking bigger about the future of the beloved and beleaguered Jones Falls stream.

A prominent Eastern Shore developer has reached a deal to take over a retired coal-fired power plant on the Potomac River --Morgantown Generating Station -- and reboot it to run data centers. Does Gov. Wes Moore support the plan?

The announcement comes after other health and environmental agencies lifted advisories in recent weeks as impacts have dissipated from the mid-January pipe rupture, which created one of the largest sewage spills in the country’s history.

Gov. Wes Moore and legislative leaders are backing a bill aimed at lowering Maryland energy bills, offering rebates and imposing new rules on utilities and data centers.