Our Projects Potfolio
Delivering Excellence in climate Change, Water, Disaster Risk Reduction & Environmental Solutions
Ongoing Projects
Research on Impact of Climate Change on Women and Children
Client: The Liaison Office (TLO) | Sep 2025 - Dec 2025
Comprehensive research examining climate-induced vulnerabilities among women and children across Logar and Wardak provinces, Afghanistan.
Location: Logar & Wardak Provinces
Duration: 3 months (92 days)
Scope: 400 household surveys, 15 KIIs, 4 FGDs
Key Components:
Vulnerability assessment using advanced GIS analysis
Gender-sensitive climate impact documentation
Multi-criteria decision analysis (AHP methodology)
Policy framework development for adaptation
Completed Projects
Groundwater Potential Zone Mapping - Lower Hari-Rud River Basin
Client: ADAO | 2025
Comprehensive groundwater potential assessment covering multiple districts in western Afghanistan using advanced GIS-based multi-criteria analysis.
Location: Western Afghanistan
Methodology: AHP, Remote Sensing, GIS Analysis
Deliverables:
Technical report with comprehensive analysis
High-resolution groundwater potential maps
GIS datasets for future planning
Community-accessible products
Climate Change Impact on Migration and Internal Displacement
Client: TLO / HBS | Aug 2024 - Feb 2025
Research examining climate-induced displacement patterns across six southwestern provinces of Afghanistan, including translation services.
Coverage: 6 provinces in SW Afghanistan
Sample Size: 675 household surveys
Role: Research Team Leader & Lead Author
Key Findings:
82% displacement rates documented
Groundwater depletion: 7-170 meters
Extreme temperature variations: +22°C to +52°C
Complete Persian-Dari translation delivered
DRR Expert Consultancy
Client: ABCO / UNDP | Feb - Apr 2024
Disaster Risk Reduction consultancy providing expert guidance on DRR strategies, early warning systems, and community preparedness protocols
Focus: DRR Strategy & Implementation
Duration: 3 months
Location: Herat, Afghanistan
Type: WASH Infrastructure & Planning
Water, Sanitation, and Hygiene consultancy focused on sustainable water access solutions and community health improvement in Herat Province.
WASH Specialist Consultancy
Client: IAM (International Assistance Mission) | May - Jul 2023
Team Member Professional Experience
Hydrometeorology & DRR Senior Advisor - SMDM
State Ministry for Disaster Management | Jul 2019 - Sep 2021
Led GIS and Afghanistan Spatial Data Center teams, providing strategic advice to ministerial leadership on disaster management, flood/drought response, and WASH coordination.
Major Achievements:
Developed National Disaster Management Information System (NDMIS)
Established partnerships with UNOCHA, USAID, UNICEF, World Bank
Created comprehensive Natural Hazard Atlas of Afghanistan
Conducted hazard risk profiling for hydraulic infrastructure
Trained iMMAP and ANDMA staff on humanitarian response
The projects listed below were conducted by Eng. Sayed Abdul Baset Rahmani (Company President & Founder) during his professional career with other organizations prior to establishing Chashma-Sar Environmental Consultancy in 2025. These experiences demonstrate the depth of expertise and proven track record that our leadership brings to current company operations
AQUA Engineering Company | Mar 2018 - Jul 2019
Research Unit Team Leader - AQUA Engineering
Supervised research department, conducting water resources studies and utilizing advanced modeling tools (WEAP, GIS, GMS MODFLOW, SWMM).
Key Projects:
SMART WATER project development and planning
SPHY modeling for climate change assessment
Urban flood and drought management studies
Collaboration with US business partners
Dean of Civil Engineering Faculty - Jami University
Jami University | Mar 2015 - Mar 2018
Led academic and administrative affairs for faculty with 30 instructors, 5 staff members, and 350 students. Developed strategic plans and curriculum while teaching core engineering courses.
Responsibilities:
Strategic planning and curriculum development
Leadership of Faculty Academic Board
Organized scientific conferences and expeditions
Taught hydrology, hydraulics, and surveying
Natural Hazard Atlas of Afghanistan
SMDM / iMMAP / USAID | 2020
Comprehensive atlas documenting natural hazards across Afghanistan, providing critical data for disaster risk reduction and emergency planning.
Components:
Flood vulnerability mapping
Drought risk assessment
Earthquake and landslide zones
Multi-hazard risk profiles
Comprehensive situational analysis for basin planning of the Lower Harirod River Basin in Afghanistan, including stakeholder consultations and WEAP modeling.
Situational Analysis for Basin Planning
USAID Smart Waters Project | 2019
Tool Used: WEAP Model
Focus: Water Resources Planning
Comprehensive assessment of development plans for downstream areas of Salma Dam using WEAP modeling to evaluate water resource allocation and agricultural potential.
Methodology: WEAP Hydrological Modeling
Focus: Water Resources Development