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State of the Environment

About the CMA
Energy  

ISSUE:  Demand for energy
Issue statement
The CMA is experiencing an increase in the demand for energy.

 

What pressures are causing changes in the environment?
Economic growth leads to a greater energy demand by industry and commerce, while increased urbanisation results in a growth of un-electrified informal settlements. Low density, residential urban sprawl on the other hand, results in increased costs due to the greater distances that need to be covered by electricity cable and infrastructure.

In 1996, population growth was approximately 2% per annum, therefore implying an increase in electricity demand.

High poverty levels and the costs of electricity and electrical appliances result in the use of alternative sources of energy such as paraffin, wood and charcoal.

 

What is the state of the environment?
The current standard cost of electricity supplied by Eskom for domestic use is 23.19 c/KWh.

The CMA is mostly reliant on fossil fuels for its energy requirements. A total of approximately 379 000 tons of coal is used per annum, with 119 000 tons being consumed by the Athlone power station. Athlone Power Station supplies 184 438 MW/hrs of power to 287 688 consumers.

Approximately 86% of households in the CMA receive electricity.

Some 122 Ml of fuel oil, 936 Ml of petrol and 301 Ml of diesel are sold annually. The annual growth in consumption for petrol and diesel is 6.4% and 9.2% respectively. An increase in fuel inefficiency has resulted from increased congestion and high average age of vehicles (over 10 years).

In 1995, 44% of all commuters relied on private transport. Currently this amounts to approximately 50%.

Ambient energy sources, such as solar, wave and wind, are under-utilised.

 

Year One Indicators
The following indicators are monitored by Eskom:
  • Cost of electricity (in cents/kWh).
  • Percentage of (un)electrified homes.

See a summary of all Indicators on this website

 

What responses are we giving to the problem?
The following responses are underway by the CMC:
  • The Metropolitan Transport Plan has been developed, aimed at improving the current transportation system and thus promoting the more efficient use of liquid fuel.
  • The IDP aims to improve the delivery of basic services including electricity.

Additional responses underway:

  • In 1991 Eskom embarked on national electrification programme to provide informal settlements with electricity.
  • Feasibility study commissioned by the City of Cape Town to investigate the conversion of Athlone power station from coal to gas. Possible benefits of a change to gas power include reduced emissions from current use of coal and cleaner handling of fuels.
  • The national Department of Mineral and Energy Affairs is developing a policy to promote the use of alternative energy sources.

 

What can you do about it?
  • Do not leave lights burning.
  • Use low-wattage bulbs in non-essential areas and fluorescent tubes for good lighting.
  • Turn off appliances when not in use. Hot water geysers can be insulated, adjusted to a lower temperature or turned off while not in use.
  • Do not use heaters that consume a great deal of energy. Wear warmer clothes rather than using more heat.
  • Insulate your home and/or business.
  • When commissioning the construction of a building, encourage architects to design a structure that is energy efficient.