Reference briefing · private preview

Failure Theatre — stakeholder insights

Under a specified failure, what service is lost and which intervention reduces consequences?

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Emergency planners

How long do essential water reserves last under reference demand?

The reference reserve covers 7d at essential demand. Actual usable stock and replenishment must be verified.

Citywide reference · not an observed reading or a local allocation

Evidence needed before a decision

Reference stress exercises are not incident forecasts or proof of tested emergency capability.

Risk owners

What is the matched difference between mitigation cases?

The matched mitigation example reduces expected annual loss by 0.3 bn/yr. It does not establish an observed saving.

Citywide reference · not an observed reading or a local allocation

Evidence needed before a decision

Reference stress exercises are not incident forecasts or proof of tested emergency capability.

Service operators

Who can execute recovery when specialist capacity is constrained?

The reference certified-role share is 12pp below its stated source target. The target is a planning assumption.

Citywide reference · not an observed reading or a local allocation

Evidence needed before a decision

Reference stress exercises are not incident forecasts or proof of tested emergency capability.

Read the evidence with the insight

These are the existing citywide reference calculations. They are not observed outcomes or allocations to a district, neighbourhood or facility. The interactive dashboard exposes each measure’s source, units and calculation. Scenario changes remain modelled outputs.

Continue to the related dashboard briefing →