1. Scotland

2. Waste Water Treatment Cities – Glasgow and Edinburgh Cities – Glasgow and Edinburgh Coastal Area - Lossiemouth Coastal Area - Lossiemouth Rural Areas - Oban Rural Areas - Oban

3. Cities – Glasgow - Intro Scotland’s Largest Urban Area Scotland’s Largest Urban Area

4. Cities – Glasgow - History 19 century - High Population Density 19 century - High Population Density - Industry - Industry Water supply - 30 Wells (Including Private) Water supply - 30 Wells (Including Private) Disease – Cholera Disease – Cholera

5. Cities – Glasgow - Solution 1859 – Loch Katrine 1859 – Loch Katrine

6. Cities – Glasgow – Loch Katrine Supplies Treatment Works at Milngavie Supplies Treatment Works at Milngavie Still in Use Today Still in Use Today EU Directives Motivate £120m upgrade EU Directives Motivate £120m upgrade

7. Cities – Glasgow - Modernisation Commissioning of the New 240,000m³/day Direct Filtration Plant Commissioning of the New 240,000m³/day Direct Filtration Plant

8. Cities – Edinburgh - Intro Scotland’s Capital City Scotland’s Capital City

9. Cities Edinburgh – The beginning 1621 – Steps to Pipe Water to Edinburgh 1621 – Steps to Pipe Water to Edinburgh 1676 – Finally Water Pumped to Homes and Businesses 1676 – Finally Water Pumped to Homes and Businesses 1875 – 1885 First Treatment Plant Built (Alnwickhill - Slow Sand Filtration) 1875 – 1885 First Treatment Plant Built (Alnwickhill - Slow Sand Filtration)

10. Cities – Edinburgh - Development From 1900 till 2000 Edinburgh’s Population Grown by 100 000 From 1900 till 2000 Edinburgh’s Population Grown by 100 000 Ageing of Existing Facilities Ageing of Existing Facilities Need for massive investment – Consultation process (2006) Need for massive investment – Consultation process (2006)

11. Coastal – Lossiemouth - Intro Natural Beauty Natural Beauty

12. Coastal – Lossiemouth - History 2005 – Existing Facilities Discharge WW Directly into the Sea. 2005 – Existing Facilities Discharge WW Directly into the Sea. Pollution Pollution EU – “Urban Wastewater Treatment Directive “ EU – “Urban Wastewater Treatment Directive “

13. Coastal – Lossiemouth – Develoment Construction of 3 New WWTP Facilities Construction of 3 New WWTP Facilities New Sludge Treatment Works New Sludge Treatment Works Network of New Sewers Network of New Sewers

14. Coastal – Lossiemouth - WWTP Aerated Sequential Batch Reactors (SBR) Aerated Sequential Batch Reactors (SBR)

15. Coastal – Lossiemouth - Sludge Oakland Wood Plant (10 000 M^3/day) Oakland Wood Plant (10 000 M^3/day) Grade A Bi-Product Used to Produce Agricultural Fertiliser Grade A Bi-Product Used to Produce Agricultural Fertiliser

16. Coastal – Lossiemouth - Network Major Focus of the Development Major Focus of the Development

17. Rural – Oban - Introduction A Particularly Scottish Problem A Particularly Scottish Problem

18. Rural – Oban – The MIDGE Scottish Biting Insect Scottish Biting Insect

19. Rural – Oban - WW Seasonal breeding of the MIDGE Seasonal breeding of the MIDGE Blocked Filter at One WWTP Blocked Filter at One WWTP MIDGE Larve in the Water Supply MIDGE Larve in the Water Supply

20. Rural – Oban - Solution Addition of Chlorine Addition of Chlorine Backwash Backwash

21. Questions?