GLOSSARY
The following are descriptions of some of the terms used in this Business Review:
| AD | Anaerobic digestion |
| BMS | Viridor's integrated business management system |
| CAGR | Compound Annual Growth Rate, being the rate of growth over a period, expressed as a single annual average figure |
| Category 1 incident | A major water pollution incident as assessed by the Environment Agency |
| Category 2 and 3 incidents | Significant and less significant water pollution incidents as assessed by the Environment Agency |
| CHP | Combined Heat and Power |
| Determination | The price limits and expenditure plans determined by Ofwat for South West Water for a five-year period |
| DWI | Drinking Water Inspectorate |
| EA | Environment Agency |
| EfW | Energy from waste |
| Financial year | Financial year of the Group ending 31 March |
| GWh | Gigawatt hours |
| HWRS | Household waste recycling sites |
| IFRS | International Financial Reporting Standards |
| IDoK | Interim Determination of K |
| ISO 9001 | International quality management accreditation standard |
| ISO 14001 | International environmental management accreditation standard |
| June Return | The annual return to Ofwat made by South West Water on its performance during the previous financial year |
| KPIs | Key Performance Indicators |
| LATS | Landfill Allowance Trading Scheme |
| Ml | Megalitres |
| MW | Megawatts |
| MZC | Mean Zonal Compliance or 'Overall Water Quality' as assessed by the Drinking Water Inspectorate |
| NFFO | Non Fossil Fuel Obligation |
| Ofwat or water regulator | Water Services Regulation Authority |
| OHSAS 18001 | International occupational health and safety management system |
| Percentage population equivalent | Waste water treatment works loadings from domestic, industrial and diffuse sources, averaged and stated as a population equivalent load, expressed as a percentage |
| Periodic Review | The process of determining the water industry's price limits and expenditure plans for five-year regulatory periods |
| PFI | Private Finance Initiative |
| PPC | Pollution Prevention and Control |
| PPP | Public Private Partnership |
| RCV | Regulatory Capital Value |
| RO | Renewables Obligation |
| RIDDOR | Reporting of Injuries, Diseases and Dangerous Occurrences Regulations (1995) |
| ROC | Renewables Obligation Certificate |
| RPI | The UK Government's Retail Prices Index |
| SEPA | Scottish Environment Protection Agency |
| UK GAAP | United Kingdom Generally Accepted Accounting Principles |
| Viridor | Viridor Limited (a subsidiary of Pennon Group Plc) or a Viridor operating subsidiary, depending on the nature of the activity described |
| WEEE | Waste electrical and electronic equipment |