Type of service provided :

• • Comprehensive assessment of the water production and distribution network

  • Estimation of water resources and future demand

  • Household surveys to understand local water needs

  • Analysis of water quality and catchment vulnerability

  • Environmental and social impact studies for emergency infrastructure

  • Hydraulic modeling and network measurement campaigns

  • Design proposals and economic analysis of potential solutions

  • Feasibility studies and detailed design of planned infrastructure

Type of service provide :

• Determining and assessing the vulnerability of water resources, aquifer geometry and the relationship between different aquifer layers; conducting an isotopic study and hydrodynamic modelling;
• Creating a GISWEB, an online geographic information system for water resources;
• Organizing a training workshop for APAL and DGRE staff on modelling and GISWEB;
• Assessing the vulnerability of communities, estimating losses in arable land;
• Proposing an action plan to protect the water resource, and recharge aquifers using non-conventional water sources (treated wastewater);
• Proposing institutional and regulatory arrangements.

Type of service provided :

Developing a development scenario and preparing an investment plan.

• • Defining groundwater and surface water resources and developing hydrological modelling (GR1A, GR2M);;
  • Identifying water uses and calculating the water balance of surface water bodies;
  • Analyzing the environment and biodiversity; identifying environmental constraints and the vulnerability of the system to climate change;
  • Preparing an atlas on water resources, their uses and the environment;
  • Identifying projects and proposing development and management scenarios;
  • Proposing an investment plan up to 2025, as well as a monitoring & evaluation mechanism.

Type of service provided :

• • Conducting a rapid risk assessment, including a nationwide analysis of water resources, climate change and community vulnerability;
  • Carrying out a detailed risk assessment, including basic hydrological models of 4 sub-basins, and holding consultations at community and institutional levels;
  • Training local institutions on climate change, hydrology and adaptation measures;
  • Developing a catalogue of solutions with grey/green infrastructure and nature-based solutions;
  • Organising a multi-stakeholder workshop to present the study findings.

Type of service provided :

Conducting an assessment of the flow that could be sustainably pumped from each of the pipelines’ abstraction points (Ampotaka and Amboasary) in preparation for designing the pipelines and protecting the water abstraction sites.

• Assessing the characteristics of the groundwater resources at the 2 study sites (exhaustive water point inventory, literature study, physico-chemical analysis campaign);
• Conducting a study to determine the best way to protect the banks upstream and downstream of the Ampotaka abstraction point;
• Carrying out geophysical studies to locate drilling points;
• Drilling 3 reconnaissance boreholes and conducting pumping tests;
• Producing a conceptual hydrogeological model and assessing the water balance.

Type of service provided :

The activities included in this project involved:

• Conducting a desk review and collecting data;
• Carrying out water quality testing through two campaigns to acquire samples for physio-chemical analysis (turbidity, BOD5, COD), metal analysis and Organophosphorus Pesticides Analysis (OPPs);
• Developing MODFLOW and WEAP related models for baseline water balances including climate change projections to 2035;
• Defining policy-relevant targets for the measuring the programme action plan. The measures assessed include: Water saving fixtures / Domestic greywater reuse / On-site rainwater harvesting / Increasing irrigation efficiency (both field application and conveyance efficiency) / Precision agriculture / Natural water retention measures (e.g. detention and retention ponds);
• Facilitating 2 on-site workshops to ensure stakeholder engagement in the catchments;
• Holding a final workshop to present and discuss the results.

Type of service provided :

• Conducting a literature review and analysing hydrogeological, hydrological and meteorological data;
• Conducting a GIS analysis (including remote sensing) to characterise vulnerability areas;
• Reviewing hydrogeological (groundwater level measurement) and hydrological (river flows and water quality) monitoring systems;
• Assessing current and future climate risks on available groundwater and surface water resources (quality and quantity);
• Developing a strategy to the develop and enhance future monitoring systems;
• Producing a programme proposal to address the impacts of climate change.