CREATE TABLE "water_users_organizations_and_irrigation" (
  "irrigation_district" text,
  "juntas_de_regantes_wub" text,
  "asociaciones_wua_num" real,
  "tareas_15_9_tareas_1_ha" real,
  "users_num" real
);

Question: What are the Juntas de Regantes (WUB) within the Azua Valley?
SQL: SELECT "juntas_de_regantes_wub" FROM "water_users_organizations_and_irrigation" WHERE "irrigation_district"='Azua Valley';

Question: Which irrigation district has 4733 users?
SQL: SELECT "irrigation_district" FROM "water_users_organizations_and_irrigation" WHERE "users_num"=4733;

Question: What's the number of users in the Nisibon-Yuma within the Del Este district?
SQL: SELECT "users_num" FROM "water_users_organizations_and_irrigation" WHERE "irrigation_district"='Del Este' AND "juntas_de_regantes_wub"='Nisibon-Yuma';