The Nighttime Flow Analysis solution provides water utilities tools to create, monitor, update, and retire a Sub-DMA for the purpose of identifying areas of potential high water loss. For additional details, please read Detecting Water Loss Early With ArcGIS - Using Nighttime Flow Analysis.
This solution includes a series of services, maps, and apps for use throughout your utility's organization.
Nighttime Flow Analysis requires specific technical experience and software.
Requirement | Description |
Software |
Geoprocessing
Map authoring
GeoEvent services
Map service hosting
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Applications |
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Prerequisites |
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When you download Nighttime Flow Analysis, you'll find the following in the zip file:
Directory | Item | Description | |
Application | ArcREST | A folder containing the required Python package. This package is used in the DMA Planner toolbox to add features to a feature service. | |
AttributeAssistant.esriAddIn | The Attribute Assistant provides a series of predefined methods to automatically populate attributes (ex. assign valve size based on the water main feature it intersects) when features are created and updated. | ||
Maps and GDBs | DMA.gdb | A sample geodatabase with the DMA feature service schema.. | |
WaterDistributionNetwork.gdb | A sample geodatabase with water network data from the City of Naperville, Illinois. | ||
DMAPlanner.tbx | A toolbox with tools used to plan, share, and delete SubDMA data. | ||
SubDMAPlanner.mxd | A map document used for planning SubDMAs. | ||
DMA Boundaries Locations.lyr | A layer file used to symbolize the SubDMA Boundary Input feature set in the 1-SubDMA Planner geoprocessing model. | ||
Trace Location.lyr | A layer file used to symbolize the Select a pipe inside the DMA feature set in the 1-SubDMA Planner geoprocessing model. |
Below are the release dates and notes for Nighttime Flow Analysis.
Date | Description |
June 2020 |
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September 2018 |
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January 2018 |
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June 2017 |
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March 2017 |
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July 2016 |
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June 2016 |
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February 2016 |
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November 2015 |
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August 2015 |
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July 2015 |
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May 2015 |
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March 2015 |
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