Triggers are used to initiate or cancel certain actions for an account, account host, account type or system in a resource assessment system. This page provides details of the different types of triggers available in Resource Assessment systems, along with types of actions that can be initiated.
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| Condition | Description |
|---|---|
| End of water year | Triggers an action at the end of the water year. |
| Function | Triggers an action using a defined function. The format of a function should be as follows: if( A > B,1,0), where “1” indicates the action will occur and “0” means the action will not happen. |
| Monthly trigger | Tiggers an action for a particular month. You must specify whether to offset from the start or end of the month, along with the number of days. |
| Per-timestep | Triggers an action per a specified number of time-steps. For example, if a monthly model, triggers an action per month or per several months. You can choose to reset the repeat interval at the start of each water year. |
| Season | Triggers an action for a specified season. You must define and start and end dates. |
| Specified date | Triggers an action on a specified date. |
| Start of water year | Triggers an action at the start of the water year. You can choose to repeat the action at a specified number of timesteps, and whether to reset the repeat interval at the start of each water year. |
| Storage level | Trigger based on a specified storage level. You must specify the storage, the level and whether the level is rising or falling. |
Trigger actions
There are a total of ten nine trigger actions available in Source (Figure 1), each having an individual set of definable parameters. All triggers can be applied at the system, account type, or account level. The exceptions are the reassessment and the Vic Carryover triggers, which are available at the system level only.
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| Anchor | ||||
|---|---|---|---|---|
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| Parameter | Adjustment | This action will adjust one of several parameters (eg. account balance, available water) based on a specified percentage or volume.||
|---|---|---|---|
| Account Balance | The remaining volume/proportion of water available to an account (not including carryover). | ||
Carryover | The remaining volume/proportion of water available to an account that was carried over from the previous water year, ie. carryover balance. | ||
| Carryover Start of Water Year | At the start of the water year, the volume of water carried over from the previous water year. | ||
| Entitlement | Annual volumetric entitlement for an account. | ||
| Total Water | Account Balance + Carryover Balance. | ||
Available Water in Account Balance, or Available Account Balance | For Annual Accounting systems with Carryover Type set to Spillable and Water Available While Spillable disabled*: Max(0, Account Balance - Max(0, Spillable Water - Carryover Balance) - Minimum Balance) Else: Max(0, Account Balance - Minimum Balance) | ||
| Available Carryover | For Annual Accounting systems with Carryover Type set to Spillable and Water Available While Spillable disabled*: Max (0, Carryover Balance - Spillable water) Else: Max (0, Carryover Balance) | ||
| Available Water | For Annual Accounting systems with Carryover Type set to Spillable and Water Available While Spillable disabled*: Max(0, Account Balance + Carryover Balance - Spillable Water - Minimum Balance) Else: Max(0, Account Balance + Carryover Balance - Minimum Balance) | ||
| Order / Use Debit | Water debited from an account that time step. | ||
| Total Usage Water Year | Water debited from an account since the start of the water year.. |
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