1. Enjeux de Qualité d’Eau Potable
et Stratégies d’Innovation
Gertjan Medema

2. Drinking water quality
abestidea.com 2

3. Trends and threats that water utilities
have to deal with
Top 10 Trends
•Climate change
•Urbanization
•Emerging technologies
•Globalisation
•Increased use of bottled water
•Consumer involvement
•Increase in energy costs
•Increased efficiency
•Emerging pollutants E-sessions.nl
•Infrastructure deterioriation
EU FP6 TECHNEAU; WssTP
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4. Emerging technologies
Nanomaterials
Challenge…
4

5. Emerging technologies
Nanomaterials
…and solution
Nanorust for arsenic removal (NCES) Nanofibers for filtration
5

6. Emerging technologies
Fiber optics for asset management
Vertical displacement
Horizontal displacement
6

7. Emerging technologies
Fiber optics for asset management
7

8. Emerging technologies
Pressure sensors for asset management
Vertical displacement
Horizontal displacement
8

9. Emerging technologies
GIS
Criticality of valves in water supply
9

10. Emerging technologies
GIS
Temperature change in distribution network
10

11. Emerging technologies
ICT – GIS augmented reality
Water and sewerage piping and connections
11

12. Emerging technologies
Social media
Storm damage location of mains
12

13. Emerging technologies
Remote sensing
Vegetation (changes) in catchment
13

14. Emerging technologies
ICT + sensor systems
14

15. Emerging technologies
Analytical chemistry: accurate mass identification
LC-Orbitrap MS
1: TOF MS ES+
100 x4 4.58 38.60 BPI
935
34.8835.69
4.18 23.33
%
22.62
49.75
49.68
15.45
16.17 45.78
49.53
16.68 28.27 49.27
14.31 48.93
48.87
19.94 36.59 48.59
17.07 28.99
48.15
24.48
17.41 47.76
22.30 34.09
17.54
22.20 26.65
18.15 33.39 41.65
6.41 41.05 44.04 44.68
0 Time
5.00 10.00 15.00 20.00 25.00 30.00 35.00 40.00 45.00 50.00
Identification of compund responsible for toxic response 15

16. Emerging technologies
Life sciences: genetic modification
Stress response genes
Bioluminescentie genes
Stress Promotor
Bioluminescence
Stress Promotor genes
Vibrio fischeri
Toxic
compound
16

17. Emerging technologies
Life sciences + optics
E. coli stress response –
bioluminescence
Immobilised on fiber optics
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18. Molecular methods
qPCR, NASBA, fingerprints, AFLP, sequence
Forensics: tracing contamination sources
Deer (Februari 01 2007)
Deer (June 09 2007)
Deer (August 15 2007)
Deer (August 08 2007)
Cow (May 30 2007)
C. parvum (AB441687)
C. spp cervine genotype (EU827413)
Sheep (Januari 31 2008)b
Sheep (November 16 2007)
C. spp cervine genotype (EU827374)
Sheep (Januari 31 2008)
C. spp deer genotype (AY120910)
Deer (Februari 20 2008)
Deer (Februari 20 2008)b
C. ryanae (FJ463193)
C. bovis (HM002490)
Deer (April 24 2007)
C. muris (AF093496)
Deer (March 17 2008)
Eimeria tenella (AF026388)
14.4
14 12 10 8 6 4 2 0
Nucleotide Substitutions (x100)
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19. Emerging technologies
Optics, ICT and life sciences
BioCOM (ANR): Rapid on-site E. coli detection system
- Fluorogenic substrate technique
- Very sensitive optical detection
19

20. E.coli and coliforms
E. coli and coliforms,
7 hrs growth
30 min incubation
1: white = colocalization: E. coli
1 2: green = coliform
colony shape
2
coliform or E. coli?
2 mm
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21. Cryptosporidium
Automatic counting
Manual counting
Microscope: 105
Camera: 104
Automatic (software): 96
2 mm
ImageJ
Ecoli analysis plugin
Max size 10, Min circularity 0.75
Threshold Otsu, BG correct original
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22. Increased specificity
Combination of immunology and genetic methods
2 μm
Immunofluorescence Fluorescence in situ hybridisation IF + FISH
IF FISH
22

23. Innovation strategy
Combination of new technologies
Life, sensor, ICT, smartgrid, remote control sciences 23

24. Innovation strategy
Combination of new technologies
Life, sensor, ICT, smartgrid, remote control sciences 24

25. Innovation strategy
Combination of new technologies
Life, sensor, ICT, smartgrid, remote control sciences 25

26. Innovation strategy
Combination of new technologies
Life, sensor, ICT, smartgrid, remote control sciences 26

27. Innovation for healthy, sustainable and efficient
water
Health Sustainability
Efficiency Advance
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28. Acknowledgements
BTO Joint Research programme, Netherlands
• Program committee Microbiology
BIO-COM: ANR and related consortium
• Ilan Juran, Erich Shaw (W-Smart, France, USA)
• Jean Claude Robin (BIOCOM)
• Regis Colla (Lheritier, France)
• Philippe Jacques, Angélique Cocaign (ProBiogem, Uni Lille, France)
• Bruno Nguyen et al. (Eau de Paris, France)
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