Shared Water Resources in Morocco September 17, 2019 the Bounaim-Tafna basin, which is located in the north-east of Morocco and the north-west of Algeria and covers 2,650 km² (approximately 70% of which is in Morocco). Tags: Algeria - Bounaim-Tafna basin - Errachidia - Mauritania - Morocco - Shared Water Resources - Tindouf