E - External data    I - AQUASTAT estimate    K - Aggregate data    L - Modelled data
Click for details
Click on green cells for metadata
TCD. Chad
Latest value(s)
4151. Long-term average annual precipitation in depth (mm/year)322E
4150. Long-term average annual precipitation in volume (10^9 m3/year)413.4E
4472. National Rainfall Index (NRI) (mm/year)648.2E
4155. Surface water produced internally (10^9 m3/year)13.5
4154. Groundwater produced internally (10^9 m3/year)11.5
4156. Overlap between surface water and groundwater (10^9 m3/year)10
4157. Total internal renewable water resources (IRWR) (10^9 m3/year)15
4158. Total internal renewable water resources per capita (m3/inhab/year)1 069K
4159. Surface water: entering the country (total) (10^9 m3/year)30.7
4160. Surface water: inflow not submitted to treaties (10^9 m3/year)30.7
4161. Surface water: inflow submitted to treaties (10^9 m3/year)0I
4162. Surface water: inflow secured through treaties (10^9 m3/year)0I
4165. Surface water: total flow of border rivers (10^9 m3/year)0
4168. Surface water: accounted flow of border rivers (10^9 m3/year)0I
4164. Surface water: accounted inflow (10^9 m3/year)30.7I
4171. Surface water: leaving the country to other countries (total) (10^9 m3/year)10.15
4172. Surface water: outflow to other countries not submitted to treaties (10^9 m3/year)10.15
4173. Surface water: outflow to other countries submitted to treaties (10^9 m3/year)0I
4174. Surface water: outflow to other countries secured through treaties (10^9 m3/year)0I
4176. Surface water: total external renewable (10^9 m3/year)30.7I
4177. Groundwater: entering the country (total) (10^9 m3/year)0I
4452. Groundwater: accounted inflow (10^9 m3/year)0I
4178. Groundwater: leaving the country to other countries (total) (10^9 m3/year)0
4453. Groundwater: accounted outflow to other countries (10^9 m3/year)0I
4182. Water resources: total external renewable (10^9 m3/year)30.7I
4185. Total renewable surface water (10^9 m3/year)44.2I
4187. Total renewable groundwater (10^9 m3/year)11.5I
4188. Total renewable water resources (10^9 m3/year)45.7I
4192. Dependency ratio (%)67.18I
4190. Total renewable water resources per capita (m3/inhab/year)3 256K