Koderma district occupies the northern end of the Chota Nagpur Plateau.

The topography is hilly and the area mostly has laterite soil with patches of clay.

Koderma Reserve Forest occupies the northern part of the district.

Ghggnna Naddi, Chhotanari Nadi And Tamoriya are the tributaries of Sakri river.

[4] Satgawan CD block has an area of 303.86 square kilometres (117.32 sq mi).

[7] Gram Panchayats in Satgawan CD Block are: Nawadih, Tehro, Ambabad, Basodih, Itai, Kataiya, Khuntta, Khothiyar, Madhopur, Murchoi, Mirganj, Rajabar, Samaldih and Shivpur.

[8] According to the 2011 Census of India, Satgawan CD block had a total population of 74,520, all of which were rural.

The gender disparity (the difference between female and male literacy rates) was 27.10%.

It covers 4,000 square kilometres (1,500 sq mi) in Koderma and Giridih districts of Jharkhand and adjacent areas in Bihar.

In the 1990s, when the Soviet Union was divided, the countries in the area stopped buying mica from India.

The entire family, including children, are involved in the illegal activity.

The fund, created by the Government of India, is designed to redress regional imbalances in development.