In what country ,thought to be the location of Washukanni  is Tell Halaf
Washukanni Washukanni (or Waššukanni) was the capital of the Hurrian kingdom of Mitanni, from around 1500 BC to the 13th century BC. Its precise location is unknown. A proposal locates it under the largely unexcavated mound of Tell el Fakhariya, near Tell Halaf in Syria, but that is rejected by Edward Lipinski.
Tel Keppe Tel Keppe (also spelled Tel Kaif) (Syriac: ܬܸܠ ܟܹܐܦܹܐ‎ "Tel Kepe ", Arabic: تل كيف‎ ‎ "Tall Kayf "), is an Assyrian town in northern Iraq. Its name means "Hill of Stones" in Syriac. It is located in the Ninawa Governorate, less than 8 miles north east of Mosul. The town is a historic farming town consisting of a densely populated core, surrounded by farm land outside of the city.