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2020-2021 Orange-Senqu Surface Water Quantity Synoptic Analysis

Welcome to the first surface water quantity report of the Orange-Senqu River Commission (ORASECOM), for the hydrological year 2020-2021. For Read more

Khakea-Bray Transboundary Dolomite Aquifer Recharge Assessment

Documentation and Data: A read-only folder structure of all reports, data, and models related to the STAS can be accessed Read more

Improving Groundwater Knowledge in Selected Transboundary Aquifers

Documentation and Data: A read-only folder structure of all reports, data, and models related to this study can be accessed Read more

Stampriet Transboundary Aquifer System (STAS) – Governance of Groundwater Resources in Transboundary Aquifers (GGRETA) Project

Documentation: A read-only folder structure of all reports, data, and models related to the STAS can be accessed from here: Read more

  • WIS > Surface Water Resources

Surface Water Resources

2020-2021 Orange-Senqu Surface Water Quantity Synoptic Analysis

Welcome to the first surface water quantity report of the Orange-Senqu River Commission (ORASECOM), for the hydrological year 2020-2021. For details, reports and data click here.

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Support to Phase 3 of the ORASECOM Basin-wide Integrated Water Resources Management (IWRM) – Plan: Overview

Overview The main objectives of this consultancy were to undertake scenario analyses, economic, water requirement projection and ecological support studies to produce the 2014 Orange-Senqu Integrated Water Resources Management Plan (IWRMP). The Project included 5 work packages that are described below. Funding Organisation(s): GIZ   WP 4A: Economic Analysis of Water based on Water Accounting for the […]

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Irrigation Water Demand Management (WP6)

Objectives The overall objective of the work package was to attain an overall understanding of how better management practices could reduce water demand in the irrigation sector in the Orange-Senqu River Basin, and to make recommendations on improved water demand management in this sector in the future. In order to reach this goal a number of sub-objectives were […]

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Environmental Flow Requirements for the Orange-Senqu Basin (WP5)

Objectives The main objective for this Work Package is to assess Environmental Flow Requirements (EFRs) at selected key areas of the Orange River Basin at an “Intermediate Level”. Main Activities The main activities included: A scoping level assessment of ecological and socio-cultural condition and importance across the basin. Delineation into Management Resource Units and selection of […]

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Climate Change Impacts on the Orange-Senqu Basin (WP4)

Objectives The Overall objective of Work package 4 was to carry out a detailed assessment of the occurrence, extent and possible effects of climate change in the Orange-Senqu River basin. This work involved the following: Detection of statistically significant change in the climate including an assessment of to which extent the detected climate change is consistent with the […]

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Preparation and development of integrated water resources quality management plan (WP 3)

Objectives The central objective of this work package was to provide the tools, methods and training for the implementation of a water resource quality management plan. A framework for the management of water resource quality in the Orange–Senqu River Basin was previously proposed by a European Union Development Fund project which was also providing support […]

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2014 Integrated Water Resources Management Plan (IWRMP) – Development and Supporting Studies

  Introduction This article outlines the aims and objectives of the basin-wide Integrated Water Resources Management (IWRM) Plan development  as well as how the work would be carried out through a combination of consolidation of technical studies and stakeholder consultation. During the development of the IWRM Plan it is ensured that the key basic elements are […]

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Updating and extension of Orange-Senqu Hydrology (WP 2)

Objectives to produce updated and extended hydrological sequences for the basin as a whole. to ensure that the hydrological data sets are easily accessible for any future work Main Activities Provision of appropriate Capacity Building in a number of key areas agreed with each basin state Recommendations on appropriate protocols and procedures for data collection […]

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Transboundary Diagnostic Analysis (TDA) of the Orange-Senqu River

Overview and Purpose The main purpose of this transboundary diagnostic analysis (TDA) is to provide a scientific and technical basis for the identification and prioritisation of key issues concerning the degradation of aquatic ecosystems in the Orange–Senqu River basin. It is intended as a decision-support tool for the Orange–Senqu basin states and stakeholders to identify […]

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Water demand management and conservation along the lower Orange River

Overview and Purpose Working with a range of farmers from Noordoewer and Vioolsdrift, and the Joint Irrigation Authority (JIA) responsible for their shared irrigation scheme in this part of the lower Orange River, this project has been testing a number of different management approaches and technologies to assist in developing a water management strategy. Activities […]

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