- Erechim is a city located in the Rio Grande do Sul state in southern Brazil. It is the largest city in the northern region of the state and has a population of approximately 110,000 people. Erechim is known for its strong agricultural sector, with large soy and corn plantations surrounding the city. It also has a developing industrial sector, mainly focused on metal-mechanical and agro-industrial activities. The city has a pleasant climate, with mild winters and warm summers, and offers a range of cultural and recreational activities for residents and visitors.