{"id":347,"date":"2025-02-18T09:02:53","date_gmt":"2025-02-18T14:02:53","guid":{"rendered":"https:\/\/bae.ncsu.edu\/drainmod\/?page_id=347"},"modified":"2025-02-18T09:02:55","modified_gmt":"2025-02-18T14:02:55","slug":"field-and-watershed-scale-models","status":"publish","type":"page","link":"https:\/\/bae.ncsu.edu\/drainmod\/field-and-watershed-scale-models\/","title":{"rendered":"Field and Watershed Scale Models"},"content":{"rendered":"\n\n\n\n\n<p><\/p>\n\n\n\n<p>The original DRAINMOD hydrology model has been modified to include sub-models on the fate and transport of nitrogen in the soil and salinity. The field hydrology and water quality models were also coupled with drainage network routing sub-models for watershed scale applications. Below are the models.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>FLD&amp;STRM<\/strong> (Konyha, 1989) \u2013 DRAINMOD based watershed scale Agricultural water management model.<\/li>\n\n\n\n<li><strong>DRAINLOB<\/strong> (McCarthy, 1990)- DRAINMOD based field scale forest hydrologic model.<\/li>\n\n\n\n<li><strong>DRAINMOD-S<\/strong> (Kandil, 1992)- DRAINMOD based field scale model for predicting salinity on arid\/semi-arid lands.<\/li>\n\n\n\n<li><strong>DRAINWAT<\/strong> (Amatya, 1993) \u2013 DRAINLOB\/FLD&amp;STRM based watershed scale forest hydrologic model.<\/li>\n\n\n\n<li><strong>DRAINMOD-N<\/strong> (Breve, 1994) \u2013 DRAINMOD based field scale model for predicting Nitrogen from agricultural lands.<\/li>\n\n\n\n<li><strong>DRAINMOD-NII<\/strong> (Youssef, 2003) \u2013 DRAINMOD based field scale model for predicting Nitrogen<\/li>\n\n\n\n<li><strong>DRAINMOD-DUFLOW<\/strong> (Fernandez et al, 1997) \u2013 DRAINMOD field scale model linked to the Dutch model DUFLOW \u2013 a one-dimensional drainage canal routing model and water quality model based on the solution to the St Venant equation and ADR equation.<\/li>\n\n\n\n<li><strong>WATGIS<\/strong> (Fernandez et al, 1999) \u2013 A GIS-based lumped parameter watershed scale hydrology and water quality model. DRAINMOD and DRAINMOD-N models coupled with a delivery ratio routine to route drainage water and nutrients to the watershed outlet.<\/li>\n\n\n\n<li><strong>DRAINMOD-GIS<\/strong> (Fernandez et al, 2000) \u2013 A GIS-based lumped parameter watershed scale hydrology and water quality model. DRAINMOD\/DRAINMOD-N models coupled with a simplified water and nutrient fate and transport sub-models.<\/li>\n\n\n\n<li><strong>DRAINMOD-W<\/strong> (Fernandez et al, 2001) \u2013 A watershed scale model based on DRAINMOD and DRAINMOD-N field scale sub-models with a finite difference canal routing model and a finite element solute transport sub-model.<\/li>\n<\/ul>\n\n\n\n<p>Please <a href=\"https:\/\/bae.ncsu.edu\/agricultural-water-management\/contact-people\/\"><strong>Contact Us<\/strong><\/a> if there are other DRAINMOD based models (field or watershed scale) developed at other universities or research organizations that you would like to see listed.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>The original DRAINMOD hydrology model has been modified to include sub-models on the fate and transport of nitrogen in the soil and salinity. The field hydrology and water quality models were also coupled with drainage network routing sub-models for watershed scale applications. Below are the models. Please Contact Us if there are other DRAINMOD based&hellip;<\/p>\n","protected":false},"author":682,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_acf_changed":false,"_exactmetrics_skip_tracking":false,"_exactmetrics_sitenote_active":false,"_exactmetrics_sitenote_note":"","_exactmetrics_sitenote_category":0,"ncst_dynamicHeaderBlockName":"ncst\/default-header","ncst_dynamicHeaderData":"{}","ncst_content_audit_freq":"","ncst_content_audit_date":"","ncst_content_audit_display":false,"ncst_backToTopFlag":"","footnotes":""},"class_list":["post-347","page","type-page","status-publish","hentry"],"acf":[],"_links":{"self":[{"href":"https:\/\/bae.ncsu.edu\/drainmod\/wp-json\/wp\/v2\/pages\/347","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/bae.ncsu.edu\/drainmod\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/bae.ncsu.edu\/drainmod\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/bae.ncsu.edu\/drainmod\/wp-json\/wp\/v2\/users\/682"}],"replies":[{"embeddable":true,"href":"https:\/\/bae.ncsu.edu\/drainmod\/wp-json\/wp\/v2\/comments?post=347"}],"version-history":[{"count":1,"href":"https:\/\/bae.ncsu.edu\/drainmod\/wp-json\/wp\/v2\/pages\/347\/revisions"}],"predecessor-version":[{"id":348,"href":"https:\/\/bae.ncsu.edu\/drainmod\/wp-json\/wp\/v2\/pages\/347\/revisions\/348"}],"wp:attachment":[{"href":"https:\/\/bae.ncsu.edu\/drainmod\/wp-json\/wp\/v2\/media?parent=347"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}