There was no single sanitation system throughout Roman Palestine. Jerusalem and major Roman-style cities could support infrastructure that would have been impossible in a small farming village.
Roman engineering produced impressive aqueducts, drains, sewers, streets, fountains, and public latrines in some cities. Yet even sophisticated Roman cities remained dirty and unhealthy by modern standards, and rural communities generally relied upon simpler methods.
Villagers managed water, refuse, animal waste, and human waste close to the household level. In towns, streets and drains could move some wastewater away, but crowding, markets, animals, workshops, and garbage continued to create sanitation problems.
Excavations reveal enormous variation in infrastructure. Aqueducts, drainage channels, paved streets, latrines, cisterns, wells, rubbish dumps, courtyards, and animal installations provide direct evidence for how different settlements managed water and waste.
Ancient descriptions of cities and later Jewish and Greco-Roman texts refer to streets, drains, sewers, water supplies, bathhouses, toilets, markets, refuse, and other aspects of urban sanitation.
Biblical law includes practical instructions for maintaining cleanliness within Israel's camp, while biblical narratives repeatedly show the importance of wells, water supplies, city gates, streets, livestock, and spaces outside settlements.
Jesus moved between small Galilean communities, larger towns, and Jerusalem. These settings differed substantially in population, water systems, crowding, architecture, and sanitation, even though the Gospels rarely pause to describe such infrastructure.
Archaeology demonstrates substantial differences between rural settlements and major urban centers in water supply, drainage, streets, toilets, and other infrastructure.
Even where drains or public facilities existed, they did not produce modern sanitary conditions. Disease, parasites, waste, contaminated water, insects, and unpleasant odors remained common problems throughout the ancient world.
The contrast between village and city sanitation prevents us from imagining one uniform first-century environment. Nazareth, Capernaum, Sepphoris, Caesarea, and Jerusalem offered very different physical experiences of daily life.