Independent Tech Discovery

Discover High-Impact
Water Solutions.

We scout and evaluate the world's most promising water solutions—from manual drilling innovations to digital monitoring—so you can support what actually works.

Scouted Intelligence

Our autonomous agentic scout scans global projects weekly to find under-the-radar water innovations.

Impact Metrics

We normalize data across diverse solutions to provide clear comparisons on cost per person and sustainability.

Local Empowerment

We prioritize solutions like the Village Drill that empower local teams to build and maintain their own infrastructure.

Proven Cost-Effectiveness

Featured Water Projects

These solutions have been thoroughly vetted for cost per person, lifespan, and local operational sustainability.

Sand Dams in Kenya (UDO - Utooni Development Organization)
Rank ASand dam construction with community labor

Sand Dams in Kenya (UDO - Utooni Development Organization)

$0.13
USD / Person / Yr

Utooni Development builds sand dams with community self-help groups in Machakos/Makueni, Kenya. Dams cost about 100,000 Kenyan Shillings ($1,200) for materials + community labor. Each dam serves hundreds of people, enabling year-round farming and income generation.

Lifespan30 Years
Project CapEx$4,000 USD / dam
Support Project
Water is Basic (Women's Well Repair Initiative)
Rank AWomen-Led Borehole Pump Mechanics

Water is Basic (Women's Well Repair Initiative)

$0.14
USD / Person / Yr

Trains and equips all-women mechanic cooperatives across South Sudan to repair and maintain broken community boreholes, keeping clean water flowing permanently.

Lifespan5 Years
Project CapEx$245 USD / well
Support Project
IDEP Foundation (Bali Water Protection Program)
Rank AAquifer Recharge Wells (Sumur Resapan)

IDEP Foundation (Bali Water Protection Program)

$0.24
USD / Person / Yr

Constructs gravity-fed rainwater recharge wells in Bali's central volcanic highlands to replenish depleted groundwater tables and halt coastal saltwater intrusion caused by tourism overdraft.

Lifespan20 Years
Project CapEx$1,680 USD / well
Support Project
Clean Water for Haiti BioSand Filters
Rank ABioSand Filter (household)

Clean Water for Haiti BioSand Filters

$0.25
USD / Person / Yr

Provides BioSand water filters to Haitian families, removing 98-100% of disease-causing microbes. Filters last 20+ years, serve 8-10 people per household.

Lifespan20 Years
Project CapEx$50 USD / filter
Support Project
Sand Dam Construction by Excellent Development
Rank BSand dam

Sand Dam Construction by Excellent Development

$0.27
USD / Person / Yr

Community-led sand dam construction in drylands, storing enough water for 1,000 people for life with low cost per 1,000 liters.

Lifespan30 Years
Project CapEx£12,434 (~$16k USD) / dam
Support Project
Sand Dam Construction by Africa Sand Dam Foundation
Rank BSand dam

Sand Dam Construction by Africa Sand Dam Foundation

$0.31
USD / Person / Yr

Construction of sand dams in semi-arid regions of Kenya to provide clean water storage in sand reservoirs, with community contribution of labor and materials.

Lifespan30 Years
Project CapEx€8,500 (~$9.3k USD) / dam
Support Project
Hydraid BioSand Filter
Rank BBiosand Filtration

Hydraid BioSand Filter

$0.42
USD / Person / Yr

A lightweight plastic biosand filter for household use, retail price $75, serves 8-10 people, lifespan over 10 years, distributed through NGOs in developing countries.

Lifespan20 Years
Project CapEx$75.00
Support Project
VF100 Water Filter
Rank BWater filter distribution

VF100 Water Filter

$0.50
USD / Person / Yr

A $50 donation provides a VF100 water filter to a family in a developing country, capable of purifying over 100,000 gallons of water and removing 99.9999% of diseases.

Lifespan10 Years
Project CapEx$50 USD / filter
Support Project
HNCO UK Solar Pump Retrofit (Community Well)
Rank ASolar-Powered Water Pump Retrofit for Existing Borehole

HNCO UK Solar Pump Retrofit (Community Well)

$0.67
USD / Person / Yr

Provides a solar-powered submersible pump upgrade for an existing community well in impoverished rural areas, eliminating manual hand-pumping and increasing daily water yield. Total cost £1,800 serving 200-500 people.

Lifespan10 Years
Project CapEx£1,800 (~$2.3k USD) / solar kit
Support Project
Sister Platforms & Tools

From Field Feasibility to Engineering Blueprints

âš¡ Feasibility Engine

Find Your Optimal System on WhatWater.info

Input raw water depth, downhill elevation head, local geology, and community logistics to dynamically calculate and rank the most viable water extraction and treatment technologies.

📖 Open WASH Encyclopedia & News

Explore Blueprints & News on SafeWater.wiki

Access over 230+ detailed engineering guides, manual drilling CAD drawings, hydraulic sizing equations, interactive category filter hubs, and a real-time global WASH intelligence wire.

Bridging the gap between water technology and community need.

Better Water Information was established to normalize the discovery of projects that provide lasting change.

Learn about our evaluation framework