An easy to use A to Z of some of the most commonly used terms used throughout the water industry.
The traditional form of upland reservoir produced by damming water courses.
The element of the regulatory system that encourages companies to achieve efficiency improvements. Under current arrangements, companies are permitted to retain efficiencies in excess of the regulator's targets for a period of five years.
Any wastewater which is discharged from trade or industrial premises, other than domestic wastewater and run-off rainwater.
Mainly underground assets, such as water mains and sewers, and also dams and reservoirs that last for a long time. Expenditure on the renewal of these assets is subject to special accounting arrangements; an annual charge is made in the accounts based on the average expected level of spending over a number of future years.
integrated pollution prevention and control (IPPC)
The control of discharges from specified industrial premises, whether to land, air or water.
The number of times a company's interest payments can be paid out of profits before interest and tax, or out of cashflow (there are several alternative measures). This is a key financial ratio for potential lenders and influences the grading of a company's debt by the rating agencies.
interim determination (IDOK)
Adjustments to a price limit in any year for a certain relevant change of circumstances.
investment grade rating
An assessment by credit rating agencies of the likelihood of the business being able to meet its financial obligations. There are two ranges of ratings: investment grade and non-investment grade.