On November 11-12 of this year, a 2-day seminar on “Modeling of water resources using the PWR model” was held in the Scientific Information Center of the Central Asian Interstate Water Management Coordinating Commission (SICWC) as part of the NEXUS Gain project. Researchers of HSRI, IWMI, SICWC and TIIAME and students of NUUZ actively participated in the seminar. During the workshop, the participants learned the basic concepts of the model and how to create a primary model.