Populating Drainage Area for NHDFlowlines Using ArcHydro
We've been plugging away on a project here that involves using the NHDFlowlines with Hazus to generate good stream centerlines and populate them with the drainage area using a Lidar derived DEM and...
View ArticleArchydro preprocessing for contours only
Greetings everyone, I'm extracting contours from a 20m DEM for use in a topographic map. I used the 'Level DEM' and 'DEM Reconditioning' tools in Archydro on d DEM. I then took the 'Agree DEM' to...
View ArticleWhich streams contribute most to the network?
Hello I was wondering if there is a way to calculate which streams contribute the most to a stream network?
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Arc Hydro Tools 2.0 Tutorial help pleaase?
Hello, Do many people use this forum? I'm struggling with the Arc Hydro Tools 2.0 Tutorial and could really do with some help!? I've downloaded the latest version of ArcHydro and am running it on...
View ArticleArc Hydro 10.0 Returns Error in Flow Direction
Arc Hydro tools 10.0 Returns Error in Flow Direction and then something like this error code appears [Attempted to divide by zero. error code 0x80004005 ] Can any one help me out!
View ArticleDEM Reconditioning tool produces error 010316
I am attempting to use Arc Hydro to produce subwatersheds and can't get past the DEM Reconditioning step. When I run it I get this error statement: Making buffer constant grid .. Making smooth constant...
View ArticleFlow direction with streams is missing
I have Arc Hydro 10.2 x64 tools and ArcGIS Desktop 10.2. For some reason the "flow direction with streams" tool is missing from the Terrain Processing tools list. Anyone know what to do?
View ArticleHelp Please: Teaching Self: need data sets to practice Groundwater &...
For a for credit independent study, I am playing around with the Groundwater and Hydrology tools. My goal is to present a PowerPoint on what are these tools and show "How To" with examples to a GIS...
View ArticleArc Hydro 64 bit (10.2.0.13): Error when temporary directory location changed!
I've installed HEC-GeoHMS onto a virtual machine as well as Arc Hydro 64 bit. As soon as I change the Temporary Directory location from the C drive to a network drive, Arc Hydro fails saying it cant...
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Arc Hydro 64 bit (10.2.0.13) Crashes when the temporary directory location is...
I've installed Arc Hydro 64 bit (10.2.0.13) onto a virtual machine. I changed the operating systems temporary directory location to a network drive that is mapped to the virtual machine. The reason for...
View ArticleArc Hydro Watershed Delineation
My watersheds in Arc Hydro are not fully delineating. They are being cropped or squared off and not pulling everything that should be included. Does anyone have an idea of what I may be doing wrong? Is...
View ArticleWindows Installer Package Error
I’m trying to install ArcHydro 10.1 on my machine and I’m receiving the following error: "Error 1723. There is a problem with this Windows Installer package. A DLL required for this install to complete...
View ArticleWatershed delineation
Watershed delineation: I am having trouble delineating watersheds in certain areas of my basins. I put a point on the map to create a watershed and the proper watershed is created. The problem is, the...
View ArticleWater drop trace?
Greetings, An engineer in my department inquired how effectively ArcGIS could model a drainage basin. I am not extensively familiar with modeling drainage in ArcGIS so I am hoping someone can guide...
View ArticleSetting Target Locations for Archydro with python
Hi there, i'm sure there is a simple answer but I haven't been able to figure it out yet. I am trying to script some archydro processing with python. I am using the ArcHydroTools. I am getting errors...
View Articleunable to reset BatchPoint
Sorry my previous message below needs some clarification: basically how can I create a second batchpoint layer that has nothing to do with the existing one and has a different name? I am using ArcHydro...
View ArticleDendritic Terrain Processing with Imposed Drainage Line and Wall
I am receiving an error, "ERROR 000375: Input Drainage Line: Value is required", when running the Dendritic Terrain Processing with Imposed Drainage Line and Wall workflow tool. Can anyone tell me what...
View ArticleDetermining the slope along a stream
I am looking to determine the slope along a stream in each cell in the raster. Does anyone know the best way to accomplish this?
View ArticleDeliniating Drainage Areas
Hello. I have a question that may seem easy to some of you, but I am stumped and need your help. I had a conversation with a co-worker this afternoon about a project we are working on where they need...
View ArticleSeparate attributes of polygons delineated from multiple inlets and outlets
I have a few pairs of upstream and downstream points. Some pairs are along the same main stream, and some are on tributaries. When I tried to use Delineate from multiple inlets and outlets, I am...
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