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Milkessa Gebeyehu Homa
Aug 12
Latin-Hypercube sampling (CALSI) for calibration
Hello colleagues, What are the recommended values for 13 parameters for calibration using the above-
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Latin-Hypercube sampling (CALSI) for calibration
Hello colleagues, What are the recommended values for 13 parameters for calibration using the above-
Aug 12
Gafar Agunbiade
Aug 4
Guidance Needed for Forest-to-Silvopasture Land-Use Scenario in SWAT+
Dear SWAT+ Development and Support Team, I am working on a land-use change scenario in SWAT+ to
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Guidance Needed for Forest-to-Silvopasture Land-Use Scenario in SWAT+
Dear SWAT+ Development and Support Team, I am working on a land-use change scenario in SWAT+ to
Aug 4
20RU5A0129 NARASAPPAGARI SUDARSHAN
Aug 4
Sensitivity Analysis Error: 'Could Not Generate Parameter Sample' - SWAT+ Toolbox v3.2.0
Hello, I'm running into an error while trying to run a Sensitivity Analysis in SWAT+ Toolbox and
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Sensitivity Analysis Error: 'Could Not Generate Parameter Sample' - SWAT+ Toolbox v3.2.0
Hello, I'm running into an error while trying to run a Sensitivity Analysis in SWAT+ Toolbox and
Aug 4
Hussain Ahmad
Aug 4
Assistance Required for Stream Temperature Calibration in SWAT+
Hello, I hope you are doing well. We are using the SWAT+ Toolbox to calibrate the stream temperature
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Assistance Required for Stream Temperature Calibration in SWAT+
Hello, I hope you are doing well. We are using the SWAT+ Toolbox to calibrate the stream temperature
Aug 4
Grace
Aug 4
SWAT+ Toolbox — sensitivity analysis on sediment (TSS) parameters only, with flow parameters fixed?
Hi all, I'm using SWAT+ Toolbox (Rev 2026.62). I've finished calibrating streamflow (CALSI,
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SWAT+ Toolbox — sensitivity analysis on sediment (TSS) parameters only, with flow parameters fixed?
Hi all, I'm using SWAT+ Toolbox (Rev 2026.62). I've finished calibrating streamflow (CALSI,
Aug 4
Anthonia Nwabudike
, …
Yilak Taye
6
Jul 31
SWAT+ Toolbox Result not the same as SWAT+ Editor
Dear Kassa Thank you for your kind response. I would aplay accordingly. With best regards Yilak Taye
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SWAT+ Toolbox Result not the same as SWAT+ Editor
Dear Kassa Thank you for your kind response. I would aplay accordingly. With best regards Yilak Taye
Jul 31
김용걸 / 학생 / 조경·지역시스템공학부
Jul 31
Non-deterministic NaN in wetland HRUs when filter strips are active (SWAT+ latest2025.12.12.exe)
I am running SWAT+ on an agricultural watershed in Korea (11110 HRUs, 289 LSUs, 146 channels) and I
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Non-deterministic NaN in wetland HRUs when filter strips are active (SWAT+ latest2025.12.12.exe)
I am running SWAT+ on an agricultural watershed in Korea (11110 HRUs, 289 LSUs, 146 channels) and I
Jul 31
Grace
Jul 31
TSS, TN, and TP simulated output
Hello, I am calibrating TSS, TN, and TP on a monthly time step and want to make sure my observation
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TSS, TN, and TP simulated output
Hello, I am calibrating TSS, TN, and TP on a monthly time step and want to make sure my observation
Jul 31
Grace
Jul 31
Calibrating Snow Parameters
Does Toolbox handle calibration for snow_h2o and cov50? I cannot find them in the dropdown and tried
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Calibrating Snow Parameters
Does Toolbox handle calibration for snow_h2o and cov50? I cannot find them in the dropdown and tried
Jul 31
Martha Ryan
Jul 21
Double-Checking Correct Channel Number for Streamflow Calibration
Dear All, Hello, my name is Martha Ryan and I am currently calibrating and validating streamflow for
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Double-Checking Correct Channel Number for Streamflow Calibration
Dear All, Hello, my name is Martha Ryan and I am currently calibrating and validating streamflow for
Jul 21
Liliana Bettolo
,
Grace
3
Jul 16
Re: Calibrating Parameter Sets
HI Grace, Snow accumulation and melt parameters were calibrated using observed daily snowpack data
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Re: Calibrating Parameter Sets
HI Grace, Snow accumulation and melt parameters were calibrated using observed daily snowpack data
Jul 16
Grace
Jul 10
Calibrating Nutrients
Hello, I am working on my first SWAT model and calibrated hydrology. What units do observed nutrients
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Calibrating Nutrients
Hello, I am working on my first SWAT model and calibrated hydrology. What units do observed nutrients
Jul 10
Isaac Kraenbring
, …
Liliana Bettolo
3
Jul 10
Units for Nutrient Observation Files
Hi Isaac - Either your observation data has to be converted to total loads or your simulated data has
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Units for Nutrient Observation Files
Hi Isaac - Either your observation data has to be converted to total loads or your simulated data has
Jul 10
Syahrizal Koem
Jul 7
Question About Sobol Sensitivity Outputs in SWAT+ Toolbox
Dear Dr. Celray James Chawanda, I hope you are doing well. I am currently using the Sobol sensitivity
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Question About Sobol Sensitivity Outputs in SWAT+ Toolbox
Dear Dr. Celray James Chawanda, I hope you are doing well. I am currently using the Sobol sensitivity
Jul 7
Eskinder Zinabu Belachew
Jul 5
Errors in export parameters
Dear All, Can you help me with failed export parameters: After calibration in SPT 4.0, I wanted to re
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Errors in export parameters
Dear All, Can you help me with failed export parameters: After calibration in SPT 4.0, I wanted to re
Jul 5
Fereshteh
Jul 1
LSU ID and SWAT+Toolbox multi-site calibration
Hello all, I am trying to calibrate the SWAT+ model using both streamflow (Q) and evapotranspiration
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LSU ID and SWAT+Toolbox multi-site calibration
Hello all, I am trying to calibrate the SWAT+ model using both streamflow (Q) and evapotranspiration
Jul 1
Fahad Hasan
Jun 26
Clarification on River TN Variable and Units in SWAT+ Toolbox v3.0.9
Hi Everyone, I am using SWAT+ Toolbox v3.0.9 and have a question about River TN. My channel_sd_month
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Clarification on River TN Variable and Units in SWAT+ Toolbox v3.0.9
Hi Everyone, I am using SWAT+ Toolbox v3.0.9 and have a question about River TN. My channel_sd_month
Jun 26
Saba Shaghaghi
,
Liliana Bettolo
2
Jun 26
Multi-Site Calibration Issue
Hi Saba - When you ran the model did to make sure to check the boxes for printing results daily for
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Multi-Site Calibration Issue
Hi Saba - When you ran the model did to make sure to check the boxes for printing results daily for
Jun 26
Mohamed Azzaz
Jun 23
What does the multi-site calibration button do in automatic calibration?
Dear all, I'm trying to calibrate my model for both streamflow and ET data at the same time by
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What does the multi-site calibration button do in automatic calibration?
Dear all, I'm trying to calibrate my model for both streamflow and ET data at the same time by
Jun 23
Rodiah _
Jun 23
SWAT+Toolbox calibration
Hello, please help me with parameter calibration in the SWAT+ Toolbox. I would like to ask about an
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SWAT+Toolbox calibration
Hello, please help me with parameter calibration in the SWAT+ Toolbox. I would like to ask about an
Jun 23
Rodiah _
Jun 23
SWAT + Toolboc calibration
Hello, please help me with parameter calibration in the SWAT+ Toolbox. I would like to ask about an
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SWAT + Toolboc calibration
Hello, please help me with parameter calibration in the SWAT+ Toolbox. I would like to ask about an
Jun 23
Liliana Bettolo
,
Nadya Salma Azzahra
2
Jun 19
SWAT+ Toolbox Calibration Support - Next Steps
Hi Liliana, I came across your post from January in the user group about struggling to get an NSE
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SWAT+ Toolbox Calibration Support - Next Steps
Hi Liliana, I came across your post from January in the user group about struggling to get an NSE
Jun 19
Nadya Salma Azzahra
Jun 19
Questions regarding calibration workflow and sensitivity analysis in SWAT+ (Discharge Data)
Currently, I am working on a watershed modeling project using SWAT+, and the only observation data I
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Questions regarding calibration workflow and sensitivity analysis in SWAT+ (Discharge Data)
Currently, I am working on a watershed modeling project using SWAT+, and the only observation data I
Jun 19
Francine Viana
Jun 19
forecast uncertainty of 95% (95ppu)
Hello everyone, How is uncertainty calculated in the toolbox? What is the forecast uncertainty of 95%
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forecast uncertainty of 95% (95ppu)
Hello everyone, How is uncertainty calculated in the toolbox? What is the forecast uncertainty of 95%
Jun 19
Mohamed Azzaz
Jun 19
Initial NSE Values after first iteration of calibration
Dear All, I'm working on calibration of a watershed using both streamflow and evapotranspiration
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Initial NSE Values after first iteration of calibration
Dear All, I'm working on calibration of a watershed using both streamflow and evapotranspiration
Jun 19
Keith Kagiri
,
Liliana Bettolo
2
Jun 19
How can I verify that a pesticide application was actually executed?
Hi Keith - Based on what you described, it doesn't sound like your management operations were
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How can I verify that a pesticide application was actually executed?
Hi Keith - Based on what you described, it doesn't sound like your management operations were
Jun 19
Santiago Monerris
,
Francine Viana
3
Jun 16
p-factor and r-factor
No, I'm searching this parametres El lunes, 15 de junio de 2026 a las 9:26:11 UTC-3, Francine
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p-factor and r-factor
No, I'm searching this parametres El lunes, 15 de junio de 2026 a las 9:26:11 UTC-3, Francine
Jun 16
Keith Kagiri
Jun 15
Pesticide Application
Hello All, I am doing a pesticide study and I have created a pesticide appliaction operation in the
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Pesticide Application
Hello All, I am doing a pesticide study and I have created a pesticide appliaction operation in the
Jun 15
Grace
Jun 8
Missing gis.data folder
When I create a new folder in SWAT+ Toolbox, I get an error when trying to show the map (TxtInOut
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Missing gis.data folder
When I create a new folder in SWAT+ Toolbox, I get an error when trying to show the map (TxtInOut
Jun 8
Namraj Jaishi
May 29
SWAT+ Toolbox sensitivity analysis returns NaN while model and auto-calibration run successfully
Hello SWAT+ Toolbox family I am having an issue with the SWAT+ Toolbox sensitivity analysis and would
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SWAT+ Toolbox sensitivity analysis returns NaN while model and auto-calibration run successfully
Hello SWAT+ Toolbox family I am having an issue with the SWAT+ Toolbox sensitivity analysis and would
May 29