Chained to the Bottom of the Ocean is a Springfield, Massachusetts doom and sludge metal band constructing devastatingly slow, cavernous compositions built on massive riffs and suffocating heaviness. Their work exemplifies the bleakest and most abyssal end of the American sludge-doom tradition.

Hobart, Indiana doom and sludge metal band Chainsmoker play heavy, feedback-laden music rooted in Southern sludge and traditional doom conventions. Their sound is deliberately slow and crushing, with fuzzed-out guitar tones central to their approach.

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Chaosmonaut is an experimental doom and sludge metal band from Boise, Idaho, formed in 2017, that draws on jazz, drone, and progressive rock alongside classic doom influences like Yob and Earth. The band is known for long-form compositions and a freeform approach to heavy music.

Indiana's Charybdis forge a hybrid of death metal, groove, and hardcore that refuses easy categorization, with the visceral directness of punk bleeding into extreme metal's more crushing textures. Their sound has a blunt, functional brutality that suits the unpretentious character of the Midwestern underground.

Dallas sludge metal outfit Cheap Pipe drags down-tuned riffs through thick, tar-coated grooves with the oppressive patience that defines the genre's southern American strain. Their sound is heavy in the way that Texas heat is heavy — inescapable and grinding.

Buffalo's Chelseigh channels the oppressive weight of doom and sludge metal through a haze of distortion and slow-burning riffs. The band taps into the Northeast's tradition of heavy, emotionally crushing music.

Philadelphia's Chemical God trudges through the murky intersection of doom, sludge, and stoner metal with monolithic, fuzz-soaked riffs and a hypnotic low-end rumble. Their music worships at the altar of heaviness.

Vicksburg, Mississippi's Chief City drags doom and sludge metal through the humid, oppressive atmosphere of the Deep South. Their slow, heavy sound carries the weight of the region's history and geography.

Rochester, New York's Chillum sinks deep into the swampy intersection of sludge and stoner metal, delivering slow, fuzz-drenched riffs designed to crush. Their music is immersive and heavy, owing debts to both the Southern sludge tradition and psychedelic smoke-worship.

Philadelphia's Chimpgrinder is a slow, heavy assault built from the bones of sludge, doom, and stoner metal, bringing the city's gritty underground character to every feedback-laden note. Their approach is deliberately lumbering and oppressive, favoring weight over speed.

Lake Charles, Louisiana's Choke combines sludge metal's swampy density with Southern groove and the blunt force of heavy riffing deeply tied to the Gulf Coast's murky musical tradition. Their sound is thick, hot, and relentless, rooted in the swamp.

Denton sludge outfit Chokey grind out dense, suffocating riffs rooted in the Texas underground. Their sound leans into the abrasive, feedback-drenched side of the genre.

Dayton's Choking drag black metal orthodoxy through the Ohio rust belt, smearing it with thick sludge and corrosive atmosphere. The result is bleak, slow-burning, and confrontational.

Memphis post-metal and sludge outfit Chora tap into the Southern Gothic heaviness of their surroundings, building massive, layered sonic structures that feel as humid and oppressive as a Tennessee summer. Slow and sprawling.