Warning signs for non-potable water schemes
Warning signs for non-potable waters are designed to alert users and the general public about the hazards of non-potable water or situations affecting health and safety.
The intention is to reduce the risk of exposure including serious accidents.
Non-potable (recycled) water sources include:
-greywater
- treated wastewater
-industrial wastewater
-sewage (yellow water and black water).
Symbols shall include the recommended international public information symbol for drinking water with the regulatory prohibition overlay in red.
Prohibition messages have a red circle and a slash symbol with a plain white interior (see example below).
Word messages shall be complete within themselves regardless of whether a symbol is also used on the sign.
Signs shall have a white background with word legend in black in all cases.
Words shall be Non-potable Water – Do not Drink / Avoid Contact (see examples below).
A black border with white surround may be placed around the sign board.