13 Questions 7 Answers 0 Followers
Questions related from Usama Nazar
I have been doing a research on Flood response to landuse change and i have calibrated model using CN values of 1997 landuse data, and validated it using the CN values in of 2010 landuse data so...
10 July 2022 9,529 0 View
Hi, The simulated peak in HEC HMS model is one day after the observed peak. The method which i am using: 1. Muskingum method for routing 2. SCS curve number for loss 3. SCS unit hydrograph for...
17 May 2022 4,230 4 View
How to do caliberation in HEC HMS? Is optimizing in HEC HMS is actually calibration and validation.
22 March 2022 1,840 3 View
Hey, I have been trying to delineate the watershed in HEC- HMS but it is taking a lot of time, does it takes alot time my watershed area is 6842 km2.
14 March 2022 1,276 1 View
Hey, I have thought of updating the HEC HMS 4.7.1 to HEC HMS 4.9 and after uninstalling hec hms 4.7.1 and Installing 4.9 version, started working on 4.9 version but it does not upload Terrain...
13 March 2022 1,889 0 View
Hello all, I have been trying to find out length of longest flow path, through GIS but it is always giving me the vlaue of 0.29 whereas my study area is 6896 km2. How to solve this problem.
28 February 2022 8,572 7 View
Whenever I am running a model with all the required values it keeps on giving me the same error again and again. ERROR15256 HEC HMS.
24 February 2022 1,930 2 View
Hi, Just carrying the accuracy assessment for the landuse maps as i have selected the randomly 100 samples over all of the basin (20 each class). The kappa coefficient is 0.86, as i think the...
13 December 2021 3,254 7 View
Hey, I am using Hec geo hms and arc hydro tool for input of HEC HMS model. While processing for Basin centroid in HEC geo hms, i am incurring the error. Has someone been through such error? If...
30 November 2021 7,355 3 View
Hey, i am constantly getting this prompt, whenever i define the streams, it does not allows anything to enter in the prompt box. Even if i press any key or number this error comes up.
29 November 2021 8,298 3 View
I have been working on a basin, input for HEC-HMS. The errors are occuring such as, 1. By defining the stream, it does not let me to enter the drainage area of the basin. 2. Not letting me to...
24 November 2021 1,238 3 View
I am doing supervised classification on landuse map of 2020, looking for recomendation of global data sets sites.
31 October 2021 7,107 4 View
I am applying supervised classification on landsat 5 images. But there is certian problem in obtaining the results. As you can see in the picture that there are settlements along the stream but if...
29 September 2021 1,038 3 View
