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QSWAT user group is a forum to discuss the QGIS-SWAT interface.

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Misbah Mehak, Chris George2

12/18/25

Removing outlying Streams and Channels

TauDEM calculates your watershed as larger than you think it is. The only way to force your idea of

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Removing outlying Streams and Channels

TauDEM calculates your watershed as larger than you think it is. The only way to force your idea of

12/18/25

12/2/25

compiling SWAT codes

Hi all, I was wondering if there are documentation about how to compile SWAT src codes using the

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compiling SWAT codes

Hi all, I was wondering if there are documentation about how to compile SWAT src codes using the

12/2/25

Cira Buonocore, Chris George2

11/26/25

problems converting from ArcSWAT

I suspect there has been a change in Windows 11 which has introduced an extra backslash into the path

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problems converting from ArcSWAT

I suspect there has been a change in Windows 11 which has introduced an extra backslash into the path

11/26/25

Σπυριδούλα Τσουρναβέλη

11/18/25

Help with RAINHHMX calculation – daily rainfall data only

Hello everyone, My name is Spyridoula Tsournaveli , I am a university student working on my diploma

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Help with RAINHHMX calculation – daily rainfall data only

Hello everyone, My name is Spyridoula Tsournaveli , I am a university student working on my diploma

11/18/25

11/17/25

Trouble with SSURGO soils

Hello all, I have an issue with QSWATplus not recognizing the SSURGO soils because it does not have

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Trouble with SSURGO soils

Hello all, I have an issue with QSWATplus not recognizing the SSURGO soils because it does not have

11/17/25

Eric Moore, … Benjamin Donkor5

11/17/25

Error when writing soils tables using SSURGO database

Hello, I recommend using the 2019 version of the "SWAT_US_SSURGO_Soils.mdb", as other

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Error when writing soils tables using SSURGO database

Hello, I recommend using the 2019 version of the "SWAT_US_SSURGO_Soils.mdb", as other

11/17/25

Mahesh Maskey, Chris George3

11/11/25

Unable to Locate QSWAT+ Download Link and Installation Instructions

Thank you, Chris.... On Saturday, November 8, 2025 at 8:06:44 AM UTC-6 chris.g...@gmail.com

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Unable to Locate QSWAT+ Download Link and Installation Instructions

Thank you, Chris.... On Saturday, November 8, 2025 at 8:06:44 AM UTC-6 chris.g...@gmail.com

11/11/25

Benjamin Donkor, Filipe S C Pinhati2

11/11/25

RESERVOIR DAILY OUTFLOWS NOT AVAILABLE

Hi Benjamin, Withou inflow the reservoirs will eventually dry out completely. One option to turn them

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RESERVOIR DAILY OUTFLOWS NOT AVAILABLE

Hi Benjamin, Withou inflow the reservoirs will eventually dry out completely. One option to turn them

11/11/25

Mayu Mizutani, Chris George2

11/3/25

HRU creating error

Di you get any error messages earlier? If not, send me a zip of your project file and I will

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HRU creating error

Di you get any error messages earlier? If not, send me a zip of your project file and I will

11/3/25

Chandra Upadhya

10/30/25

The given key was not present in the dictionary.

The result of examine model output of qswat3 1.6.5 is as given below: " ********** Starting

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The given key was not present in the dictionary.

The result of examine model output of qswat3 1.6.5 is as given below: " ********** Starting

10/30/25

10/28/25

Hi everyone. I am new to SWAT and I just installed SWAT+. My question is: Does QSWAT use the SWAT+ or

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Hi everyone. I am new to SWAT and I just installed SWAT+. My question is: Does QSWAT use the SWAT+ or

10/28/25

Benjamin Donkor

10/28/25

TURN OFF RESERVOIR IN QSWAT MODEL

Hello SWAT users, So I have successful set-up and run my model in QSWAT with reservoirs in my

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TURN OFF RESERVOIR IN QSWAT MODEL

Hello SWAT users, So I have successful set-up and run my model in QSWAT with reservoirs in my

10/28/25

10/28/25

Problem with weather data definition

Hello everyone. I have attached a screenshot of an error in QSWAT 1.8. If anyone knows what this

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Problem with weather data definition

Hello everyone. I have attached a screenshot of an error in QSWAT 1.8. If anyone knows what this

10/28/25

Rabi Elabor, … Chris George3

10/20/25

QSWAT works with QGIS, not Mapwindow On 10/19/2025 12:23 PM, Yunusa Usman wrote: > Good day all,

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QSWAT works with QGIS, not Mapwindow On 10/19/2025 12:23 PM, Yunusa Usman wrote: > Good day all,

10/20/25

10/20/25

Questions About ArcSWAT Pro Setup (Similar Interface to QSWAT)

I'm using ArcSWAT Pro, which is quite similar to QSWAT, but I'm running into some issues and

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Questions About ArcSWAT Pro Setup (Similar Interface to QSWAT)

I'm using ArcSWAT Pro, which is quite similar to QSWAT, but I'm running into some issues and

10/20/25

10/7/25

About the QSWAT and ARCSWAT

Dear Friens, I am used to ARCSWAT, now I want to use QSWAT for its easy use. But, I need to get some

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About the QSWAT and ARCSWAT

Dear Friens, I am used to ARCSWAT, now I want to use QSWAT for its easy use. But, I need to get some

10/7/25

Ikechukwu Okosa

10/6/25

Getting Error with SWAT Error Checker

Hello everyone, I'm new to SWAT. Please I am getting this error with the SWAT error checker when

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Getting Error with SWAT Error Checker

Hello everyone, I'm new to SWAT. Please I am getting this error with the SWAT error checker when

10/6/25

Akanksha Balha, … kha...@gmail.com3

10/5/25

Error in inputting daily observed loadings file

We're still having this issue of "DATE does not belong to table TblTs" while loading

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Error in inputting daily observed loadings file

We're still having this issue of "DATE does not belong to table TblTs" while loading

10/5/25

9/30/25

SWAT + running error

Dear SWAT + community SWAT+ is not completing my simulation. Please see the captured error message

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SWAT + running error

Dear SWAT + community SWAT+ is not completing my simulation. Please see the captured error message

9/30/25

Francine Viana, Christina Re3

9/27/25

error crop management

Hey, I had this or a similar warning/problem once, too. I solved it by just adapting the initial

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error crop management

Hey, I had this or a similar warning/problem once, too. I solved it by just adapting the initial

9/27/25

9/24/25

自动回复: Abridged summary of qswat@googlegroups.com - 1 update in 1 topic

你好，报名信息已经收到。

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自动回复: Abridged summary of qswat@googlegroups.com - 1 update in 1 topic

你好，报名信息已经收到。

9/24/25

Makoanye Maphutseng, Ashehad Ali2

9/23/25

Conversion from string "12/31/3000" to type 'Date' is not valid

Try changing your Date/Time setting to the USA format. On Friday, August 15, 2025 at 12:53:04 AM UTC+

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Conversion from string "12/31/3000" to type 'Date' is not valid

Try changing your Date/Time setting to the USA format. On Friday, August 15, 2025 at 12:53:04 AM UTC+

9/23/25

jorge.rd...@gmail.com, … Abdurrahman Aweis Ali ce24m8014

9/18/25

Separating HRUs to Simulate Conservation Works

Thank you Hector, for sharing us the methodology you recommended to adopt, it helped me a lot. I

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Separating HRUs to Simulate Conservation Works

Thank you Hector, for sharing us the methodology you recommended to adopt, it helped me a lot. I

9/18/25

Christina Re, … Georgia Slim4

9/17/25

QSWAT plugin does not show in QGIS / not able to install (not found) /

Had to restart QGIS after install of latest QSWAT+ version from GitHub. The plugin shows up in QGIS

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QSWAT plugin does not show in QGIS / not able to install (not found) /

Had to restart QGIS after install of latest QSWAT+ version from GitHub. The plugin shows up in QGIS

9/17/25

Eisel Mere Taynec-Kalangeg

9/8/25

trouble shooting of sediment simulation

Hello, can you please help me on how to generate or simulate sediment in QSWAT? I have imported the

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trouble shooting of sediment simulation

Hello, can you please help me on how to generate or simulate sediment in QSWAT? I have imported the

9/8/25

Eisel Mere Taynec-Kalangeg

9/8/25

trouble shooting the simulation of sediments

Please help me simulate sediments; it says no sediment data when I try to simulate, even if I tick

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trouble shooting the simulation of sediments

Please help me simulate sediments; it says no sediment data when I try to simulate, even if I tick

9/8/25

Madhusudan Sinha

8/22/25

Help me in setting up HRUs data

I am very beginner in SWAT. Using QSWAT + and completed till delineation. help me to process data to

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Help me in setting up HRUs data

I am very beginner in SWAT. Using QSWAT + and completed till delineation. help me to process data to

8/22/25

Dahi Gamarra, … Makoanye Maphutseng4

8/14/25

trouble in Writing SWAT input tables in the SWAT Editor

Did find a solution to this? I have the same problem, and I checked all my weather variables and I

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trouble in Writing SWAT input tables in the SWAT Editor

Did find a solution to this? I have the same problem, and I checked all my weather variables and I

8/14/25

Benjamin Donkor, Filipe S C Pinhati2

8/14/25

ADDING RESERVOIRS & POINT SOURCES

Hi Benjamin, As far as I know, and I am talking about SWAT 2012, not SWAT+, you have to create each

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ADDING RESERVOIRS & POINT SOURCES

Hi Benjamin, As far as I know, and I am talking about SWAT 2012, not SWAT+, you have to create each

8/14/25

Eisel Mere Taynec-Kalangeg

7/29/25

Errors encountered

Hello everyone, I hope you can help me with these issues I am encountering in modeling. And I cannot

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Errors encountered

Hello everyone, I hope you can help me with these issues I am encountering in modeling. And I cannot

7/29/25

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