**OBJECTIVE Criterion PI PI Unit** Infrastructure assets autonomy PSwt26 Autonomy activation (-) How is infrastructure autonomy activated? Specify the time required to activate it, if possible. PSwt27 Autonomy period (Days) Weighted average of autonomy period (Ti) of each dependent infrastructure (i) (i.e., Sum (Ti × level of autonomy i)). PSwt28 Capacity for zero floods (Years) Based on the historical data, estimative of the maximum return period without city-wide flood ensured by the existing stormwater infrastructure. PSwt29 Energy self-production (%) Percentage of energy consumption coming from self-production. Infrastructure assets redundancy PSwt30 Redundancy (-) Is there an understanding of infrastructure redundancy, clearly identified on hazard maps and data on risk? PSwt31 Redundancy activation (-) How is infrastructure redundancy activated? Specify the time required to activate it, if possible. STORMWATER INFRASTRUCTURE PREPAREDNESS Contribution to city resilience PSwt32 Use of design solutions to improve city resilience (-) The design of the infrastructure incorporates the use of the following solutions to improve city resilience: a) Soakaways and porous pavement ( ... ) PSwt33 Greenhouse gas emission target (-) Contribution to greenhouse gas emission reduction. PSwt34 Other contributions to city resilience (-) The stormwater infrastructure and related services provide other contributions to city resilience in emergency situation, such as: a) Shelter ( ... ) Infrastructure assets exposure to climate change PSwt35 Level of exposure of critical infrastructure assets to the most probable scenario (-) Identify the critical infrastructure asset for which less than 10% is exposed to different hazards for climate change scenarios. PSwt36 Coverage of expenditure in infrastructure for most probable scenario (%) Ratio between predicted expenditure with infrastructure affected by climate change scenarios and annual operating budget of last year. PSwt37 Time for restoration for most probable scenario (Days) Maximum out-of-service period predicted for all failures in infrastructure, including recovery time, due to different hazards for climate change scenarios. Preparedness for climate change PSwt38 Implemented infrastructural measures to address CC mitigation and adaptation (-) What type of measures were implemented in infrastructure design to address climate change mitigation and adaptation? PSwt39 Planned infrastructural measures to address CC mitigation and adaptation (-) What type of measures are being planned in infrastructure design to address climate change mitigation and adaptation? Preparedness for recovery and build back PSwt40 Stormwater pump failures in the last relevant event (Days) Number of days system pumps were out of order due to the last climate-related event, with similar or harsher climate variables than the most probable scenario. PSwt41 Stormwater sewer pipe failures in the last relevant event (No./<sup>100</sup> km ) Number of failures in stormwater sewers due to the last climate-related event, with similar or harsher climate variables than the most probable scenario (No./system length (km) × 100 km). PSwt42 Stormwater connection failures in the last relevant event (No./1000 connections ) Number of failures in stormwater connections due to the last climate-related event, with
