12 August 2009
- 15:0215:02, 12 August 2009 diff hist +1 m Occidental greywater →Hardware
- 15:0215:02, 12 August 2009 diff hist −3 m Occidental greywater →Hardware
- 14:5514:55, 12 August 2009 diff hist −4 m Occidental greywater →Greywater Treatement
- 14:5414:54, 12 August 2009 diff hist +1 m Occidental greywater →Greywater Treatement
- 14:4414:44, 12 August 2009 diff hist −3 m Occidental greywater →Diverting the Greywater:
- 14:4314:43, 12 August 2009 diff hist −2 m Occidental greywater →Topographical Study: