Glossary

Lot, lot number

Lot, lot number
A lot is a term to describe a piece or parcel of land, e.g. Lot 123.

Low pressure

Low pressure
Water pressure is the force that pushes water through the pipes. In New Zealand hot water cylinders have mains pressure (the hot water pressure is strong – about the same as cold water supplied by the street watermain) or low pressure (lower than the cold water pressure). See also mains pressure.

Mains pressure

Mains pressure
Water pressure is the force that pushes water through the pipes. In New Zealand hot water cylinders have mains pressure (the hot water pressure is strong – about the same as cold water supplied by the street watermain) or low pressure (lower than the cold water pressure). See also low pressure.

Mana whenua

Mana whenua
Authority over tribal land or territory, held by members of a local Maori tribe. Mana whenua also refers to the people who have this authority.

Manhole

Manhole
A hole in the ground, covered by a lid, that provides entry to the wastewater network.

Master meter

Master meter
This serves a property or building complex with more than one unit or dwelling. It records all water that passes through the units or dwellings where water is connected.

Non-domestic

Non-domestic
We calculate your bill based on whether your water meter is classified as domestic or non-domestic. When the activity at your property involves only living and sleeping, your water meter is classified as domestic. All other meters are classified as non-domestic.

NTU

Nephelometric turbidity units
Our technicians measure water clarity in nephelometric turbidity units (NTU). These indicate the level of dirt particles in the water. See also turbidity.

Out-of-cycle meter reading

Out-of-cycle meter reading
A reading that is not part of the usual billing process, e.g. final or special readings.

Overflow

Overflow
A spill or flood of wastewater (sewage) or stormwater. Wet weather overflows occur during heavy rain, when the volume of stormwater exceeds the capacity of our wastewater pipes. Dry weather overflows occur most commonly when a private drain is blocked.