Safe drinking water in rural Congo is a major problem. Addressing the problem require overcoming multiple significant challenges. Drilling weeks is a long-term solution. Then piping the water home is a longer term goal. In the meantime, household water filtration and disinfection are a most.
https://www.dailyexcelsior.com/water-crisis-2/
"As per a report released by WHO and UNICEF, more than a quarter of world’s population, about 2.1 billion people, lack access to clean water. The countries with worst drinking water scenarios include Mexico, Congo, Pakistan, Bhutan, Ghana, Nepal, Cambodia. Experts are of the opinion that 21 Indian cities, including Delhi, Bengaluru, Chennai and Hyderabad shall by and by run out of ground water in the coming years, affecting 10 million people. 40% of India’s population will have no access to drinking water by 2030. Excessive use of ground water has also resulted in lowering the water table to deeper depths at many places. It is reported that ground water in India depleted at 10-25mm per year between 2002 and 2016."