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Welcome to the SWAT+ model user discussion group.

Please note this group is for questions and discussion related to the model itself, not the editor or the GIS interfaces. For content related to those topics, please see:

For questions and discussions related to the 2012 version of SWAT and its interfaces, please see the SWAT website.

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Website: swat.tamu.edu/plus

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Teresa Jansen, … Fernando Gimeno4

Jan 9

error running SWAT+ gwflow

Hello, I'm getting the same error and I would to know if this problem was solved Thank you in

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error running SWAT+ gwflow

Hello, I'm getting the same error and I would to know if this problem was solved Thank you in

Jan 9

Rhollthan Tubale, … Nancy B. Sammons4

Jan 9

Model Run Error

Is this the same txtinout that you recently sent or has it been updated? From: swatplus@googlegroups.

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Model Run Error

Is this the same txtinout that you recently sent or has it been updated? From: swatplus@googlegroups.

Jan 9

Faisal Mahmood, … Nancy B. Sammons6

Jan 8

Sub daily precipitation input

Rhollthan: If you change the number of years in the measured precip file(s) to 13 it will run

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Sub daily precipitation input

Rhollthan: If you change the number of years in the measured precip file(s) to 13 it will run

Jan 8

M. Fajrin Hidayat, … Nancy B. Sammons4

Jan 8

There was an error running SWAT+

Please send me your current txtinout folder. Nancy From: swat...@googlegroups.com <swatplus@

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There was an error running SWAT+

Please send me your current txtinout folder. Nancy From: swat...@googlegroups.com <swatplus@

Jan 8

chaipat chansataporn, Celray James CHAWANDA2

Jan 7

SWAT+Toolbox Problem

Please make sure you are using v3.2 for SPT, it gives more info on errors, but in the meanwhile,

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SWAT+Toolbox Problem

Please make sure you are using v3.2 for SPT, it gives more info on errors, but in the meanwhile,

Jan 7

BOURAS-CHEKIRED, Fatma-Zohra

Jan 3

Please can you help me, i blocked in this step. -- Dr Bouras Fatma Zohra Enseignante-chercheure École

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Please can you help me, i blocked in this step. -- Dr Bouras Fatma Zohra Enseignante-chercheure École

Jan 3

12/19/25

Online Advanced SWAT+ Workshop 19-22 January 2026

Join us for a SWAT+ Advanced Workshop, designed for participants with prior experience in SWAT+ model

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Online Advanced SWAT+ Workshop 19-22 January 2026

Join us for a SWAT+ Advanced Workshop, designed for participants with prior experience in SWAT+ model

12/19/25

12/16/25

Volunteer to Review SWAT Papers

Reviewers Needed! We are looking for help reviewing SWAT peer-reviewed journal papers from the

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Volunteer to Review SWAT Papers

Reviewers Needed! We are looking for help reviewing SWAT peer-reviewed journal papers from the

12/16/25

12/16/25

Join us for a SWAT Conference in Greece June 2026

‌ ͏ ‌ ͏ ‌ ͏ ‌ ͏ ‌ ͏ ‌ ͏ ‌ ͏ ‌ ͏ ‌ ͏ ‌ ͏ ‌ ͏ ‌ ͏ ‌ ͏ ‌ ͏ ‌ ͏ ‌ ͏ ‌ ͏ ‌ ͏ ‌ ͏ ‌ ͏ ‌ ͏ ‌ ͏ ‌ ͏ ‌ ͏ ‌ ͏ ‌

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Join us for a SWAT Conference in Greece June 2026

‌ ͏ ‌ ͏ ‌ ͏ ‌ ͏ ‌ ͏ ‌ ͏ ‌ ͏ ‌ ͏ ‌ ͏ ‌ ͏ ‌ ͏ ‌ ͏ ‌ ͏ ‌ ͏ ‌ ͏ ‌ ͏ ‌ ͏ ‌ ͏ ‌ ͏ ‌ ͏ ‌ ͏ ‌ ͏ ‌ ͏ ‌ ͏ ‌ ͏ ‌

12/16/25

Moritaka Aguro, … laurie boithias5

12/14/25

Subdaily Routing

Dear Dennis, dear all, Thank you for this post, it was very helpful to me. However, I'm currently

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Subdaily Routing

Dear Dennis, dear all, Thank you for this post, it was very helpful to me. However, I'm currently

12/14/25

Camilla Negri, Nancy B. Sammons2

12/11/25

forrtl: error (65): floating invalid

Camilla: Yes, you are right, this is a problem with one or more of the soil properties. It's

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forrtl: error (65): floating invalid

Camilla: Yes, you are right, this is a problem with one or more of the soil properties. It's

12/11/25

Osman Furkan TOKGÖZ

12/8/25

PLAPS value extremely low

The basin I'm working on is fed by snowfall and has a high, rugged terrain. According to the

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PLAPS value extremely low

The basin I'm working on is fed by snowfall and has a high, rugged terrain. According to the

12/8/25

12/8/25

sediment yield sensitivity analysis

Hello, After calibrating hydrology parameters, I start doing sensitivity analysis of sediment yield.

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sediment yield sensitivity analysis

Hello, After calibrating hydrology parameters, I start doing sensitivity analysis of sediment yield.

12/8/25

atlas probest, Osman Furkan TOKGÖZ3

12/8/25

Simulated Flows ≈30× Lower Than Observed at Outlet

Are you sure that "Channel 37" is the main outlet channel? It may be not the main channel

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Simulated Flows ≈30× Lower Than Observed at Outlet

Are you sure that "Channel 37" is the main outlet channel? It may be not the main channel

12/8/25

Osman Furkan TOKGÖZ

12/8/25

Excessive Sediment Delivery Ratio in some channels

Hello. When I check the model I built using SWAT+, the in-stream sediment delivery shown in the SWAT+

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Excessive Sediment Delivery Ratio in some channels

Hello. When I check the model I built using SWAT+, the in-stream sediment delivery shown in the SWAT+

12/8/25

12/5/25

Irrigate configurate

Hello I would like to configure my model to irrigate a crop using two water sources with only one

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Irrigate configurate

Hello I would like to configure my model to irrigate a crop using two water sources with only one

12/5/25

12/5/25

Configuration of dtl irrigation

Hello I would like to configure my model to irrigate a crop using two water sources with only one

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Configuration of dtl irrigation

Hello I would like to configure my model to irrigate a crop using two water sources with only one

12/5/25

Ana Rincon, Nancy B. Sammons2

12/3/25

Error in running SWAT+

Ana: The model is indicating there is a problem with at least one of the properties in the 'soils

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Error in running SWAT+

Ana: The model is indicating there is a problem with at least one of the properties in the 'soils

12/3/25

12/2/25

SWAT+ editor error

Hello, in my soil lookup table there is no value 10 but the soil dataset I have cannot be changed,

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SWAT+ editor error

Hello, in my soil lookup table there is no value 10 but the soil dataset I have cannot be changed,

12/2/25

Mahabub Chowdhury

12/2/25

Point-source appears in SQLite but all recall output files are zero

Hello everyone I imported daily point-source files (eg, CAFO_33.csv) through the SWAT+ Editor. The

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Point-source appears in SQLite but all recall output files are zero

Hello everyone I imported daily point-source files (eg, CAFO_33.csv) through the SWAT+ Editor. The

12/2/25

12/2/25

Grassed Waterways and Filter Strips

Hi all, I am running a fairly simple and spatially small model on SWAT + and have calibrated. Now I

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Grassed Waterways and Filter Strips

Hi all, I am running a fairly simple and spatially small model on SWAT + and have calibrated. Now I

12/2/25

Maukthik Srivathsan J, Saeed Golian2

12/2/25

SWAT+ run by executing source code

Hi Can I ask if you got a solution/answer regarding modelling the potholes/wetlands in SWAT+ model?

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SWAT+ run by executing source code

Hi Can I ask if you got a solution/answer regarding modelling the potholes/wetlands in SWAT+ model?

12/2/25

12/2/25

Re: SWATplus check give zero as cn value for the WETW, high value for forest than agrl

Dear all, I have calibrated the SWATPlus model for the period from 2011 to 2022 using daily

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Re: SWATplus check give zero as cn value for the WETW, high value for forest than agrl

Dear all, I have calibrated the SWATPlus model for the period from 2011 to 2022 using daily

12/2/25

Nijesh p, Nancy B. Sammons2

12/2/25

SWAT+ running error

Nijesh: Send me your current txtinout folder in a compressed format and I will take a look at this

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SWAT+ running error

Nijesh: Send me your current txtinout folder in a compressed format and I will take a look at this

12/2/25

PAUL JULIUS, Nancy B. Sammons2

11/25/25

Paul: I will take a look at this, please send me your current txtinout folder in compressed format.

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Paul: I will take a look at this, please send me your current txtinout folder in compressed format.

11/25/25

Mahabub Chowdhury

11/25/25

Nitrogen (N) or Phosphorus (P) concentrations (mg/L)

Hello everyone, I want to know whether SWAT+ provides any Nitrogen (N) or Phosphorus (P)

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Nitrogen (N) or Phosphorus (P) concentrations (mg/L)

Hello everyone, I want to know whether SWAT+ provides any Nitrogen (N) or Phosphorus (P)

11/25/25

11/25/25

hyd-sed-lte.cha table

Hello all, I wanna change the value of a few parameters here after calibration stage! but as

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hyd-sed-lte.cha table

Hello all, I wanna change the value of a few parameters here after calibration stage! but as

11/25/25

Edwin Alejandro Chávez Esquivel, Jon Larrinaga López4

11/25/25

forrtl: error (65): floating invalid / nut _nminrl

Hi! Yes, I was able to solve it changing the user_soil file. In my case, it was the soil depth of

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forrtl: error (65): floating invalid / nut _nminrl

Hi! Yes, I was able to solve it changing the user_soil file. In my case, it was the soil depth of

11/25/25

Rodrigo Marinao Rivas, … Morty14

11/17/25

Problem with Decision Tables for LULCC in SWAT+ v2.0.4

Dear all: Has anyone managed to implement this land use update? Why did I generate the file "

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Problem with Decision Tables for LULCC in SWAT+ v2.0.4

Dear all: Has anyone managed to implement this land use update? Why did I generate the file "

11/17/25

11/17/25

I encountered this error while running SWAT+rev 61.0.1 I have checked climate data but could not

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I encountered this error while running SWAT+rev 61.0.1 I have checked climate data but could not

11/17/25

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