Groups

SWAT+

Contact owners and managers

1–30 of 1748

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.

--------------------------------------

Website: swat.tamu.edu/plus

0 selected

Fereshteh Kordrostami, Alex VanDeWeghe3

Mar 10

Green–Ampt Infiltration and Hourly Precipitation Input in SWAT+

Thanks Alex! That was very helpful. Best, Fereshteh On Tuesday, March 10, 2026 at 8:06:01 AM UTC-7

unread,

Green–Ampt Infiltration and Hourly Precipitation Input in SWAT+

Thanks Alex! That was very helpful. Best, Fereshteh On Tuesday, March 10, 2026 at 8:06:01 AM UTC-7

Mar 10

melsew amsalu, Abdennabi ALITANE2

Mar 10

model parmeter change

Dear Melsew, Yes, it is possible to change model parameters for a specific HRU, If you are using the

unread,

model parmeter change

Dear Melsew, Yes, it is possible to change model parameters for a specific HRU, If you are using the

Mar 10

Mar 5

object.prt and capturing stream flow

I'm hoping someone can help me better understand how SWAT+ handles printing channel hydrographs,

unread,

object.prt and capturing stream flow

I'm hoping someone can help me better understand how SWAT+ handles printing channel hydrographs,

Mar 5

yohann faverais, Nancy B. Sammons2

Mar 5

Problem adding carbon.module.f90

Yohann: This is an odd simulation error. Please send me the contents of your current txtinout folder

unread,

Problem adding carbon.module.f90

Yohann: This is an odd simulation error. Please send me the contents of your current txtinout folder

Mar 5

Alex VanDeWeghe

Mar 4

Codes.bsn "event" vs "gampt"

Hello, I am attempting to run a SWAT+ model with the sub-daily green-ampt infiltration method and am

unread,

Codes.bsn "event" vs "gampt"

Hello, I am attempting to run a SWAT+ model with the sub-daily green-ampt infiltration method and am

Mar 4

Liaqat Ali Shah

Mar 4

Issue in SWAT+ Model running

Hi everyone, While running the model, I face this issue. Can somebody help please?

unread,

Issue in SWAT+ Model running

Hi everyone, While running the model, I face this issue. Can somebody help please?

Mar 4

Karles Allesandro Pescoran Heredia

Mar 4

Soil conductivity parameter - soil vs. wetland

Hello everyone. I would like to know the difference between the saturated hydraulic conductivity

unread,

Soil conductivity parameter - soil vs. wetland

Hello everyone. I would like to know the difference between the saturated hydraulic conductivity

Mar 4

Mar 4

Adding data as condition variable for decision table

Hi all, I am working on a SWAT+ model and am looking to implement more complex, adaptive management

unread,

Adding data as condition variable for decision table

Hi all, I am working on a SWAT+ model and am looking to implement more complex, adaptive management

Mar 4

Mar 4

Wildfire and Hydrology Bugs

Hi to the SWAT+ community, I'm stuck getting a fire management operation to actually execute in

unread,

Wildfire and Hydrology Bugs

Hi to the SWAT+ community, I'm stuck getting a fire management operation to actually execute in

Mar 4

Mar 4

Wildfire model and management schedules

Hi everyone, I'm trying to model channel sedimentation from ~50 historical wildfires across a

unread,

Wildfire model and management schedules

Hi everyone, I'm trying to model channel sedimentation from ~50 historical wildfires across a

Mar 4

youn, … Nancy B. Sammons6

Mar 2

SWAT+ trouble : it does not run anything

Youn: If you send me the contents of your txtinout folder, I will take a look at this for you. Thank

unread,

SWAT+ trouble : it does not run anything

Youn: If you send me the contents of your txtinout folder, I will take a look at this for you. Thank

Mar 2

Mar 2

Hydrology Mass Balance Check

Hello, Before calibrating my model, one of the first steps was to check the hydrology mass balance. I

unread,

Hydrology Mass Balance Check

Hello, Before calibrating my model, one of the first steps was to check the hydrology mass balance. I

Mar 2

Be happy always, Nancy B. Sammons3

Mar 2

Running my swat+ editor gives me this error

Here it is On Friday, 27 February 2026 at 16:43:35 UTC+1 nancy.sammons wrote: Please send me your

unread,

Running my swat+ editor gives me this error

Here it is On Friday, 27 February 2026 at 16:43:35 UTC+1 nancy.sammons wrote: Please send me your

Mar 2

Mario Fomaca Jr

Feb 27

POINT SOURCE UNITS

Hi everyone, I'm struggling to understand the correct units for point‑source inputs in SWAT+, and

unread,

POINT SOURCE UNITS

Hi everyone, I'm struggling to understand the correct units for point‑source inputs in SWAT+, and

Feb 27

Mario Fomaca Jr, Natalja C.3

Feb 27

Point Source Input in SWAT+

Thank you! Em sexta-feira, 20 de fevereiro de 2026 às 11:19:35 UTC-6, Natalja C. escreveu: Hello,

unread,

Point Source Input in SWAT+

Thank you! Em sexta-feira, 20 de fevereiro de 2026 às 11:19:35 UTC-6, Natalja C. escreveu: Hello,

Feb 27

SAYONTONI GOSWAMI2

Feb 27

On Wed, Feb 25, 2026 at 3:39 PM SAYONTONI GOSWAMI <sg2...@ce.jgec.ac.in> wrote: Please update

unread,

On Wed, Feb 25, 2026 at 3:39 PM SAYONTONI GOSWAMI <sg2...@ce.jgec.ac.in> wrote: Please update

Feb 27

Feb 26

Submit your Abstracts and Register for SWAT 2026 in Greece

Join us June 2026 in Greece The next SWAT Conference will be held at Aristotle University of

unread,

Submit your Abstracts and Register for SWAT 2026 in Greece

Join us June 2026 in Greece The next SWAT Conference will be held at Aristotle University of

Feb 26

Grmay Kassa Brhane, Chris George2

Feb 25

You should check the SWAT+ log for any more information: button at bottom right to open messages

unread,

You should check the SWAT+ log for any more information: button at bottom right to open messages

Feb 25

Kumar Aryal, Mahesh Tapas2

Feb 24

Usersoil error?

I remember getting a similar (divide by zero) error a long time back. I don't remember how we

unread,

Usersoil error?

I remember getting a similar (divide by zero) error a long time back. I don't remember how we

Feb 24

Halinishi Yusuf

Feb 24

Extremely deep heads in Gwflow

Hi all, I am simulating ground water storage in shallow alluvial aquifers and the observed heads are

unread,

Extremely deep heads in Gwflow

Hi all, I am simulating ground water storage in shallow alluvial aquifers and the observed heads are

Feb 24

Halinishi Yusuf

Feb 24

Extremely deep state head

Hi all, I am simulating groundwater storage in shallow aquifers using gwflow in sandy ephemeral

unread,

Extremely deep state head

Hi all, I am simulating groundwater storage in shallow aquifers using gwflow in sandy ephemeral

Feb 24

Grmay Kassa Brhane

Feb 24

Requesting Clarification

Dear, I am working on SWAT+ modeling for groundwater estimation, and I have five river gauges from

unread,

Requesting Clarification

Dear, I am working on SWAT+ modeling for groundwater estimation, and I have five river gauges from

Feb 24

최혜빈, Natalja C.2

Feb 20

Question on Time-Varying Channel External Load for Nonpoint Source TP in SWAT+

Hello, It seems there might be a mix-up in the conceptual model setup regarding how SWAT+ handles

unread,

Question on Time-Varying Channel External Load for Nonpoint Source TP in SWAT+

Hello, It seems there might be a mix-up in the conceptual model setup regarding how SWAT+ handles

Feb 20

Engr. Moazzam Mushtaq, Natalja C.2

Feb 20

Irrigation Water Source in SWAT+ for Large HRU Models

Hello, To answer: " what water source does SWAT+ assume by default?" --> there is no

unread,

Irrigation Water Source in SWAT+ for Large HRU Models

Hello, To answer: " what water source does SWAT+ assume by default?" --> there is no

Feb 20

Katie, Natalja C.2

Feb 20

mgt_out.txt fertilizer print error?

Hello, It might be a print error, especially is you do not have a elem_p fertiliser in your database.

unread,

mgt_out.txt fertilizer print error?

Hello, It might be a print error, especially is you do not have a elem_p fertiliser in your database.

Feb 20

Camilla Negri, Natalja C.2

Feb 20

channel_sdmorph_day.txt / toolbox

Hello, Are you sure you are not confusing channel_sdmorph_day.txt and channel_sd_day.txt? It is very

unread,

channel_sdmorph_day.txt / toolbox

Hello, Are you sure you are not confusing channel_sdmorph_day.txt and channel_sd_day.txt? It is very

Feb 20

Dogil Lee, Natalja C.2

Feb 20

Initial nutrient concentration by each soil layer

Hello, It is now impossible to assign different the nutriment levels to different soil layers. The

unread,

Initial nutrient concentration by each soil layer

Hello, It is now impossible to assign different the nutriment levels to different soil layers. The

Feb 20

Mario Fomaca Jr, Natalja C.3

Feb 20

Performance Drop After Updating SWAT+ Revision

Hello, To answer to " However, after switching to these newer revisions, the performance at my

unread,

Performance Drop After Updating SWAT+ Revision

Hello, To answer to " However, after switching to these newer revisions, the performance at my

Feb 20

Erika, Natalja C.2

Feb 20

Modelling Future Streamflow

Hello Erika, You followed a workflow, and I do not see any major issues, but the: - "projected

unread,

Modelling Future Streamflow

Hello Erika, You followed a workflow, and I do not see any major issues, but the: - "projected

Feb 20

Paige B, Nancy B. Sammons3

Feb 20

Reservoir Error

Here it is. Thank You! https://drive.google.com/file/d/12hdOcEpJGTQTEmC_QJw9bv78S8Ov6Fws/view?usp=

unread,

Reservoir Error

Here it is. Thank You! https://drive.google.com/file/d/12hdOcEpJGTQTEmC_QJw9bv78S8Ov6Fws/view?usp=

Feb 20

Search

Clear search

Close search

Google apps

Main menu