Bihar Districts & Borders
West Champaran East Champaran Sheohar Sitamarhi Gopalganj Siwan Saran Bhojpur Buxar Rohtas Kaimur (Bhabua) Muzaffarpur Vaishali Patna Arwal Aurangabad Gaya Nawada Jamui Banka Bhagalpur Katihar Purnia Kishanganj Araria Nalanda Sheikhpura Lakhisarai Munger Begusarai Khagaria Saharsa Madhepura Supaul Madhubani Darbhanga Samastipur Jehanabad Nepal Uttar Pradesh Jharkhand West Bengal Mountain/ Residual Soil newly formed alluvial and khadar soil 1 Old Alluvial or Bangar Soil 2 3 4 5 6 7 Agro-climatic Zone-1 Agro-climatic Zone-3a Agro - climatic Zone 3 b Agro climatic zone 2 Shivalik range Terai Range North Plain South Plain Dharwar rock Vindhyan rock Tirhut Darbhanga Kosi Purnia Patna Magadh Munger Bhagalpur Saran

East Champaran

Sheohar

Sitamarhi

Gopalganj

Siwan

Saran

Bhojpur

Buxar

Rohtas

Kaimur (Bhabua)

Muzaffarpur

Vaishali

Patna

Arwal

Aurangabad

Gaya

Nawada

Jamui

Banka

Bhagalpur

Katihar

Purnia

Kishanganj

Araria

Nalanda

Sheikhpura

Lakhisarai

Munger

Begusarai

Khagaria

Saharsa

Madhepura

Supaul

Madhubani

Darbhanga

Samastipur

Jehanabad

Nepal

Uttar Pradesh

Jharkhand

West Bengal

Mountain/ Residual Soil

newly formed alluvial and khadar soil

1

Old Alluvial or Bangar Soil

2

3

4

5

6

7

Agro-climatic Zone-1

Agro-climatic Zone-3a

Agro - climatic Zone 3 b

Agro climatic zone 2

Shivalik range

Terai Range

North Plain

South Plain

Dharwar rock

Vindhyan rock

Tirhut

Darbhanga

Kosi

Purnia

Patna

Magadh

Munger

Bhagalpur

Saran