3 Levels of Safe Water Sources: refers to a protected well (shallow or deep well), improved dug well, developed spring, or rainwater cistern with an outlet but without a distribution system. A Level I facility is generally adaptable for rural areas where the houses are thinly scattered. Normally serve 15-25 households and its outreach must not be more than 250 meters from the farthest user. The yield or discharge is generally from 40-140 liters/minute