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Table 2 Alternative water management decisions for the Orla watershed for the period before 2012 (variants A and B) and for periods after 2012 (variants C1, C2 and D)

From: Bayesian decision tables for estimation of risk of water management decisions based on uncertain surface water status: a case study of a Polish catchment

Alternative decisions before 2012 Alternative decisions after 2012
Variant A Variant B Variant C1 Variant C2 Variant D Decision code
No action (penalty in bgs) No action (BIG penalty in bgs ) No action (penalty in bgs) No action (penalty in bgs) No action (BIG penalty in bgs) d1
Modernization of the Krotoszyn WWTP (NO penalty in bgs) Modernization of the Krotoszyn WWTP (penalty in bgs )    Modernization of several small WWTPs (penalty in bgs)
Modernization of the Rawicz WWTP (NO penalty in bgs) Modernization of the Rawicz WWTP (penalty in bgs ) Modernization of the Rawicz WWTP (NO penalty in bgs) Modernization of the Rawicz WWTP (penalty in bgs) Modernization of the Rawicz WWTP (penalty in bgs)
Modernization of the Krotoszyn and Rawicz WWTPs (NO penalty in bgs) Modernization of the Krotoszyn and Rawicz WWTPs (NO penalty in bgs)    Modernization of several small WWTPs and Rawicz WWTP (NO penalty in bgs) d4