K+s Ag · XETR:SDF
K+s — Corporate Update (May 2007)
21 slides from K+s's corporate update, May 2007
Slide 1: Saline water pipeline Neuhof - Hattorf
K+S KALI GmbH Saline water pipeline Neuhof - Hattorf Ecology Economy Social responsibility May 2007 K+S Group K+S Group 0
Slide 2: Basic stances concerning the saline water pipeline (1)
K+S KALI GmbH Basic stances concerning the saline water pipeline (1) • K+S takes over responsibility for the environment and the people living in the neighbourhood of the potash plants and the rivers Werra and Weser. • K+S leads an open dialogue, and wishes to contribute to a solution- oriented disc
Slide 3: Basic stances concerning the saline water pipeline (2)
K+S KALI GmbH Basic stances concerning the saline water pipeline (2) • K+S preserves the Werra river by utilizing the saline water originated in the production process in the Hattorf plant. We reduce the withdrawal of fresh water. • For years, K+S has ensured a balanced salt concentration in the Wer
Slide 4: Environmental state of the Werra river has improved noticeably
K+S KALI GmbH Environmental state of the Werra river has improved noticeably Once again, the biotope of the Werra river is domicile to: • a broad range of small species • more than 20 species of fish • rare species of bird (kingfisher, cormorant, tufted duck, stork, …) • numerous aquatic plants May
Slide 5: High investment into environmental protection
K+S KALI GmbH High investment into environmental protection • Development of an effluent-free processing procedure (ESTA: Electrostatic processing) • Gradual introduction of the ESTA technology at the plants in Neuhof, Wintershall, Hattorf until 1982 (investment volume: approximately DM 330 million)
Slide 6: Water-saving production preserves the environment
/t RSV] Spec. Wastewater Quantity3[m 0,0 0,5 1,0 1,5 2,0 May 2007 1980 1981 1982 1983 1984 1985 K+S KALI GmbH 1986 1987 1988 1989 1990 1991 1992 1993 1994 Specific Formation of wastewater 1995 1996 1997 1998 1999 Products 2000 2001 2002 2003 2004 Water-saving production preserves the environment 200
Slide 7: Successful programme for reducing saline pollution
K+S KALI GmbH Successful programme for reducing saline pollution • Starting situation: The East German potassium industry disposes of production residues by discharging them fully into the Werra river; extreme saline pollution with considerable fluctuations • Until 1999: Introduction of new disposal
Slide 8: Chloride content drastically reduced
K+S KALI GmbH Chloride content drastically reduced Chloride content and discharge at the Gerstungen gauge (Daily values 1 Jan. 1998 - 31 March 2006) 30.000 27.500 25.000 Beginning of saline pollution 22.500 control and of the recovery C h lo rid e co n ten t [m g /l] 20.000 of the biological systems
Slide 9: Threshold value is complied with reliably
K+S KALI GmbH Threshold value is complied with reliably Chloride content at the Gerstungen gauge ( Daily values 2006 ) 3.500 (Erection of a 3.000 barrage) 2.500 Chloride content [mg/l] 2.000 1.500 1.000 500 0 1.1.06 31.1.06 2.3.06 1.4.06 1.5.06 31.5.06 30.6.06 30.7.06 29.8.06 28.9.06 28.10.06 27.11.
Slide 10: Dimensions and position of the heap restrict possible solution
K+S KALI GmbH – Neuhof-Ellers plant Dimensions and position of the heap restrict possible solution Width 880m h n gt Le Hight 200m 0 0m 1,2 May 2007 K+S Group 9
Slide 11: Scheme: Production – processing – disposal
K+S KALI GmbH – Neuhof-Ellers plant Scheme: Production – processing – disposal Heap Runoff from heap Wastewater 700,000 m3 30-40,000 m3 Discharge Fliede river Mottled sandstone Deep well disposal Runoff from Clay layer heap Platy dolomite = Rock for storage Salt deposit May 2007 K+S Group 10
Slide 12: The saline wastewater disposal at Neuhof-Ellers
K+S KALI GmbH – Neuhof-Ellers plant The saline wastewater disposal at Neuhof-Ellers • The quantity of runoff from heap currently originated is, not related to production, dependent on precipitation. • No further storage layers of platy dolomite are available. • The storage capacity is limited, it do
Slide 13: Composition of the heaped production residues
K+S KALI GmbH – Neuhof-Ellers plant Composition of the heaped production residues The components of the heap are natural substances: • 85 % common salt (NaCl) • Magnesium-, potassium und calcium salts • Insoluble components, such as clay Î A commercial utilisation of the heap material is not possibl
Slide 14: Review of all currently conceivable disposal alternatives
K+S KALI GmbH Review of all currently conceivable disposal alternatives 17. Utilisation at the Hattorf site + discharge into the Werra river 1. Deep well disposal into different 16. Transport by lorry or train layers (e.g., below the potassium deposit) 15. Pipeline to the North Sea 2. Renaturation o
Slide 15: Saline water pipeline is currently best alternative
K+S KALI GmbH Saline water pipeline is currently best alternative • Intensive and neutral verification of all conceivable concepts • Opinions given by recognized experts Î Fundamental disadvantages of the concept variants: - technically not feasible (e.g.,covering with foils; reversed osmosis) - env
Slide 16: The advantages of the saline water pipeline
K+S KALI GmbH The advantages of the saline water pipeline • For K+S as a responsible company, the sustainable and proper disposal of runoff from heap is a matter of foremost priority. • The saline water pipeline to Hattorf allows for a utilisation of the runoff from heap in the kieserite production
Slide 17: The marked out route for the saline water pipeline
K+S KALI GmbH The marked out route for the saline water pipeline Neuhof-Ellers - Hattorf May 2007 K+S Group 16
Slide 18: Additional discharge does not affect water quality
K+S KALI GmbH Additional discharge does not affect water quality In relation to fresh water: insignificant discharges Water quantity 100 litres Werra river water = 100 % Werra river 0,7 litres saline water = 980 Mio cbm/year discharge today = 0,7 % 0,04 litres additional discharge = 0,04 % Current d
Slide 19: Downstream, salinity is constantly declining
K+S KALI GmbH Downstream, salinity is constantly declining 3.000 Werra river Weser river 2.500 2.500 Chloride content [mg/l] 2.000 1.900 1.900 1.640 1.530 1.500 1.000 570 500 420 240 240 0 Gerstungen Frankenroda Heldra Allendorf Letzter Heller Bad Porta Intschede Bremen (Han. Münden) Karlshafen West
Slide 20: Assuming responsibility for people and the environment
K+S KALI GmbH Assuming responsibility for people and the environment • K+S is intensively working towards a continued decrease of the inevitable utilisation of the environment. • Implementing adequate measures, a fair balance between environmental needs, economic requirements, and social responsibil
Slide 21: Saline water pipeline Neuhof - Hattorf
K+S KALI GmbH Saline water pipeline Neuhof - Hattorf Ecology Economy Social responsibility May 2007 K+S Group K+S Group 20