prevention-icon

Termites

prevention-icon

Ants

prevention-icon

Cockroaches

prevention-icon

Spiders

prevention-icon

Birds

prevention-icon

Bed Bugs

prevention-icon

Bees & Wasps

prevention-icon

Rats & Mice

prevention-icon

Possums

prevention-icon

Biting Insects

prevention-icon

Disinfection Services

Home / glossary / Transient Non-Community Water System (TNCWS)

Transient Non-Community Water System (TNCWS): A water system that provides water to fewer than 25 people for at least 60 days per year, and that is not permanently connected to a public water supply system. Transient non-community water systems include but are not limited to construction sites, campgrounds, and temporary housing developments.