Broken Hill is one of the three areas (the others being the Overlook and the Stadium), that you need to control for Hellfire Peninsula's PvP objective. Controlling all three gives your faction a 5% damage boost.

v • d • e Subzones of Hellfire Peninsula The Abyssal Shelf · Broken Hill · Cenarion Post · Den of Haal'esh · Dustquill Ravine · East Supply Caravan · Expedition Armory · Expedition Point · Falcon Watch · Fallen Sky Ridge · Felspark Ravine · Forge Camp: Mageddon · Forge Camp: Rage · Gor'gaz Outpost · The Great Fissure · Haal'eshi Gorge · Hellfire Basin · Hellfire Citadel · Honor Hold · Honor Hold Mine · Invasion Point: Annihilator · The Legion Front · Mag'har Grounds · Mag'har Post · Northern Rampart · The Overlook · The Path of Anguish · The Path of Glory · Pools of Aggonar · Razorthorn Trail · Reaver's Fall · Ruins of Sha'naar · Sha'naari Wastes · Shatter Point · Southern Rampart · Spinebreaker Mountains · Spinebreaker Pass · Spinebreaker Post · The Stadium · The Stair of Destiny · Stonewall Canyon · Supply Caravan · Temple of Telhamat · Thornfang Hill · Thrallmar · Thrallmar Mine · Throne of Kil'jaeden · Valley of Bones · Void Ridge · The Warp Fields · Zeppelin Crash · Zeth'Gor Hellfire Peninsula category