Arc Hydro LEVEL DEM Z Value Error
Hello, I have started using Arc Hydro and was following tutorial by esri to learn arc hydro, But when i click LEVEL DEM i get an error stating that "Spatial reference does not have a Z Unit". I tried...
View ArticleHydrotools: Blanking irrelevant data out
Hello I have a Question. Right now I am using DGM Data and the Hydro Tool is working fine. The Situation is: I used the flow-direction tool. The result is absolutely fine. But now i need to relate the...
View ArticleProblem importing ArcHydro toolbox
I have a question regarding the proper use of the ImportToolbox command. We're trying to import the ArcHydro toolbox in Python, but the script stops at the arcpy.ImportToolbox command. Here's what we...
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Layer failed to load: Fault code: Channel.Security.Error - AppBuilder...
I built an application using AppBuilder and we hosted it within our firewall over the network successfully. We recently leased an instace on Amazon EC2 so we could push our application to the web. The...
View ArticleCalculating Contributing Area above sampling locations
I am trying to calculate the total area draining to a set of points (water quality sampling locations). I am not sure the best way to go about this. At first I tried to treat them as pour points and...
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ArcHydro 10.1 64bit: AdjointCatchment Bug
I wanted to find out from the rest of the community if they have come across the following. I'm currently testing Arc Hydro 64 bit for ArcGIS 10.1 (version 10.1.3143) and have come across a bug that...
View ArticleProblem with FillSinks in Python script
We're running a number of preprocessing tools in ArcHydro, including FillSinks. All of the other tools we are using work, but when the python script calls FillSinks: # Process: Fill Sinks...
View ArticleSet Target Location Not able to Setup
Hello, MY issue with arc hydro is its intial step in which we need to set up the Raster and Vector Location, Whenever I try doing that and after that if I perform some function on DEM like Fill SINK it...
View ArticleArc Hydro Tutorial
Hello All; I'm new to Arc Hydro and I apologize if this question has been asked before but is there a good Arc Hydro tutorial that doesn't require the 3D Analyst extension? I have Spatial Analyst and...
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Setting Target Locations
I'd like to get clarification on some basic instructions about Setting Target Locations. A document with my basic understanding is attached. Please chime it to correct or affirm the guidelines. Thanks....
View ArticleExecuting Stream Segmentation with customized stream GRID
Hello, I was trying to find the topic I was about to ask in the forum archive, but couldn't find proper case and/or answer. So I make a new thread here. I am in process of modeling a medium sized...
View ArticleNumeric Values for the Field of Type in the ProjectPoint layer?
In the ProjectPoint layer, the HyElemType field has values for Diversion, Junction, Reservoir, Sink and Source. Can anyone let me know what are the corresponding numeric values in the field of Type? I...
View ArticleLongest Flow Path
I am having difficulties in running the Longest Flow Path process. My project has over 200 subbasins. It runs for several hours, then failed with "losing ArcGIS license server" message. I wonder if I...
View ArticleError Trapping: ArcHydro LongestFlowPath
I've a very large model where I'm processing 650 watersheds. My model is failing when trying to generate the longest flow paths for the 650 watersheds. I would like to trap the individual watersheds...
View ArticleSQL problem in extractbyattribut
Hello, I have a problem with the fonction extractbyattribut: I try to have just the minimale raster value as a layer. So i tried that: distresult =...
View ArticleArc Hydro Tools 10.1 - Stream Segmentation
Hello. Currently I am working with the Arc Hydro Tools 10.1. My Problem is: I don't understand what the Program is doing with the "stream segmentation" tool. What are the segments? I don't get what is...
View ArticleNextDownID = -1 but not outlet
I've built my network; set my flow direction; asigned HydroIDs to my pts, net_junctions & lines; run the From/To nodes for the lines; and lastly NextDownID for the lines. I have 57 line segments...
View ArticleCreating river or creek in AgreeDEM
Hi All. I hope we're all having a nice day..:).. Now I am making Agree DEM using Archydro 1.4 . What I want to do is, manipulating DEM by with creating river with its top width as 15 m and depth of 4...
View ArticleDelineating Watersheds using NHDPlus V.2 Data
Hello everyone! I'm pretty new to GIS however I am using ArcMap 10.0 and ArcHydro 2.0?.. anyways the pre-processing for watershed delineation is pretty much the same it seems with older versions of...
View ArticleGIS data exporting error in Hec-GeoRAS
When I try to export RAS data using HEC-GEORAS I get the following error message: Failed to update Control file! C:\Program Files\HEC\HEC-GeoRAS\bin\NewRasControl.xml I am currently using ArcGIS 10.0,...
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