The Asunafo North Municipal Assembly is one of the assemblies in the Brong Ahafo Region. It was carved out of the then Asunafo District in 2004 by an Act of Parliament through a Legislative Instrument and was inaugurated in August 2005.
The Asunafo North Municipal lies between latitudes 6°27’N and 7°00’N and longitudes 2°52’W and shares common boundaries with Asutifi in the North East, Dormaa Municipal on the North West and Juaboso Bia and Sefwi-Wiaso Districts in Western Region on the West-South borders, and Asunafo South Municipal in the Brong Ahafo Region on the South–Eastern borders. The total land size of the District is 1093.7km2 with 389.7 km2 covered by forest Reserves.
For purposes of Decentralisation and ensuring the participation of the local people in the decision making process and efficiency in the Administration, the Municipality is further divided into six sub structure through a Legislative Instrument 1589. These structures are made up of One Urban Council at Mim ,One Town Council at Goaso and four Area Councils, namely Ayomso, Asumura, Akrodie and Dominase.The Municipality is represented in parliament by one constituency.
Geology Relief and Drainage
Asunafo North Municipal Assembly lies within the central part of the forest-dissected plateau of the physiographic Region of Ghana. There are different types of rocks in the district; these include the pre-cambrian Birrimian and Taruwaian Formations. The Municipality has a gently rolling landscape ranging between 500 feet and a little over 1000 feet (above sea level). The topography is more rugged towards the North-Eastern (Mim Area) and south–Western (Abuom). There are two main rivers among several other smaller streams in the district. The major Rivers in the District are Rivers Goa and Ayum.
Asunafo North Municipal Assembly experiences the Wet-Semi-equatorial type of climate; the principal characteristics are discussed under Temperature, Rainfall and Relative Humidity
The temperature of the District is uniformly high all year round with the hottest month being March where about 30◦c have ever been recorded. The mean monthly temperature for the District is about 25.5◦c.
The district experiences a double Maxima rainfall pattern with the Mean annual rainfall roughly between 125cm and 175cm (50’’-70’’). The major rains occur between April and July with the minor falling between September and October. There is a short dry spell in mid-August before the prolonged dry season between November and March. The main planting season starts with the onset of the major rains.
The relative humidity of the district is highest on the wet season ranging between 75%-80% while the dry season gives the lowest range between 20-55%.
The major soil groups which cover the surface of the district is forest Occhrosols. The soils are highly coloured and contain great quantities of nutrients. They are generally alkaline and support many crops such as plantain, cocoyam and cocoa.
The district lies within the semi-deciduous forest belt of Ghana. The forest contains different species of timber some of which are KyenKyen, Dahoma, Kusia, Sapale, Odum Aprokuma, Emirre and Onyina/Ceiba. These trees are highly valuable for the timber Industry.
The main vegetation cover of the Asunafo North District is the closed forest type. For many important reasons, parts of the forest in the district have been reserved. The main forest reserve in the district and their coverage in square kilometres are Abonyere Reserve 41.18km Bonsambepo 135.90km, Ayum Reserve 112.85km and Bonkoni Reserve 108.564m.