馃嚙馃嚪 Nova Petr贸polis is a municipality in the Southern Brazilian state of Rio Grande do Sul. The main seat of the municipality is also called Nova Petr贸polis. It is located in the Serra Ga煤cha region, about 90聽km north of Porto Alegre, the state capital city. Nova Petr贸polis is situated at an average altitude of 580m above sea level and covers an area of 293聽km虏.