Department Observing Networks and Data TECO May 2005 A Quality Management System for the Process of Collecting Meteorological Data Jochen Dibbern, Carolin Richter Deutscher Wetterdienst, Offenbach, Germany Ministry of Transport, Bonn, Germany Department Observing Networks and Data TECO May 2005 Contents Implementing a Quality Measurement System at Deutscher Wetterdienst Major processes of DWD QM documentation Performance indicators A Quality Management System for the Process of Collecting Meteorological Data Department Observing Networks and Data TECO May 2005 The introduction of a QM system in phases Phase 1 Definition of the quality policy and the quality objectives. Phase 2 Education and Training of the staff. Phase 3 Analysis of the Processes. Phase 4 Realization and Implementation of the Processes. Phase 5 Evaluation and Process Control. Department Observing Networks and Data TECO May 2005 Major DWD processes and its supporting processes Department Observing Networks and Data TECO May 2005 Process of Data Generation and Data Management as defined by DWD Department Observing Networks and Data TECO May 2005 The three levels of Quality Management Documentation Department Observing Networks and Data TECO May 2005 Performance Indicators of the Data Generation and Data Management Process Examples of Performance Indicators Completeness of data Timeliness of data Percentage of corrected or complemented data Number of user-help-desk tickets Department Observing Networks and Data TECO May 2005 Data completeness for the secondary ground based observing network of DWD during Januar to Mai 2005 Department Observing Networks and Data TECO May 2005 Monitoring of servers and communication lines involved in the data flow Department Observing Networks and Data TECO May 2005 Percentage of data which have been flagged during the control run; results from the different Regional Network Groups of DWD ok doubtful Percentage of flagged data Department Observing Networks and Data TECO May 2005 Result of the quality control procedure Confirmed as correct Confirmed as missing corrected deleted inserted Department Observing Networks and Data TECO May 2005 Number of user help desk tickets from Jan - April 05 Department Observing Networks and Data TECO May 2005 Conclusions Quality management leads to an improvement of data quality process oriented work results in more clearly defined interfaces performance indicators on a daily basis helps to optimise the process and identifies quickly weaknesses in the system