- Electricity: Voltage in Australia is nominally supplied at - 230 Volts but occasionally may range between 207 and 262 Volts. If you believe you are being supplied with electricity outside this range, speak with your electricity supplier.
- Gas: In areas supplied by piped gas, most properties are supplied at 210kPA at the meter. If you believe you are being supplied with gas outside this standard, speak with your gas supplier.
- Water: Sydney Water supplies water at a minimum '15 metre head of pressure' unless you live in a designated low-pressure area. Hunter Water supplies all new developments with a minimum '20 metre head of pressure' unless specified. For more information contact your water supplier.
Detailed information about individual network companies' performance can be found on the NSW Department of Industry – Resources and Energy website.