Urbana, Illinois atmospheric sludge and post-metal band formed in 2017, crafting slow-building, heavily textured compositions where drone-like weight meets expansive post-rock dynamics in equal measure.

Denver's Shepherd operates in the slow and the crushing, blending doom, sludge, and post-metal into a heavy and introspective sound that mirrors Colorado's vast and brooding landscapes.

Hilton Head Island, South Carolina's Shifting Tides works in the heavy and the expansive — combining progressive and post-metal spaciousness with sludge's visceral weight, creating a coastal heaviness both slow-burning and immersive.

Crushing Sludge Metal out of Texas.

A Salt Lake City sludge metal outfit formed in 2020, Shitchrist drag their sound through the muck with slow, punishment-heavy riffs and an abrasive, confrontational edge typical of the American underground sludge scene.

A Little Rock, Arkansas act born in 2021, Shitfire fuse the crawling weight of doom with sludge's nasty low-end aggression, channeling the swampy heaviness of the mid-South into dense, slow-burning walls of distortion.

Kalamazoo, Michigan's Shoto navigate the bleak terrain between experimental sludge and doom, crafting slow, oppressive soundscapes that push beyond genre convention into genuinely unsettling sonic territory since forming in 2019.

Miami sludge/doom duo formed in 2009, known for massive down-tuned riffs layered with swamp-thick atmosphere and the raw, swaggering physicality native to the Florida underground. They carry a distinctive Southern weight filtered through the caustic traditions of sludge.

Grand Rapids sludge metal band formed in 2023, hauling heavy, feedback-drenched riffs through the Michigan winter with the suffocating atmosphere the genre demands.

San Diego blackened sludge metal band formed in 2023, fusing black metal's corrosive malice with sludge's thick, punishing low-end into a suffocating and visceral sound.

New Jersey-based Sigourney combine the murky, feedback-drenched heaviness of sludge metal with the hazy, loping grooves of stoner metal, crafting a sound that is both oppressive and hypnotic since 2020.

Columbus, Ohio's Sin Nombre — the name meaning "no name" in Spanish — have been marinating in the thick intersection of sludge and stoner metal since 2013. Their Midwestern locale adds a certain grey industrial weight to a sound already defined by heaviness, heat, and deliberate, grinding momentum.

Groton, Connecticut's Singe merge the downtuned murk of sludge metal with groove metal's locked-in rhythmic drive, carving a sound that feels as weathered and industrial as their coastal New England setting. Formed in 2021, the band leans into slow-burning heaviness accented by punishing mid-tempo breakdowns.

New Rochelle, New York's Sinicyst emerged in 2023 fusing the dirty stomp of sludge metal, crossover thrash's hardcore bite, and groove metal's rhythmic punch into an uncompromising hybrid that feels like it was forged somewhere between the Westchester suburbs and downtown Manhattan's rougher-edged clubs. Their willingness to blend three distinct heavy subgenres makes for an unpredictable and abrasive listen.

A sludge metal outfit from Fayetteville, Arkansas, Sinking South have been grinding out slow, heavy, feedback-drenched material since 2014, channeling the swampy weight of Southern sludge into a distinctly Ozark-edged sound.