Kalgoorlie police were called to a street brawl in Boulder early on Saturday morning.
Officers rushed to Johnston Street and Whitchetella Place around 1.30am following reports that up to 30 people were fighting in the street.
Police took two juveniles away from the scene and left them with responsible adults.
Three women were arrested. A 23-year-old was charged with obstruction, a 21-year-old was charged with failing to provide personal details and a 21-year-old woman was charged with disorderly behaviour.
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