Rehabilitation of Qazvin Qanats** based on archival records

The Iranian people had been constantl seeking new ways to remove the problems of water short­age, this being the result of rainfalls in the country, inventing Qanats, as an innovative thought, was the result of this long search of the Persian community, which was hardly seen in other countries. Thus if there were or is any, they were to be inspired by the results of Iran's research. From a structural point of view, Iranian Qanats are excellent. Take for instance Gonabad Village’s Qanat, with 2500 years of historybehind it, 330 meters in depth, as well as 33 Kilometersm long, As a cultural heritage,there lies a long old Qanat which already irrigates 1200 hectares of farmlands. As a cultural heritage, this can be counted as an honor for the Iranian community.
Statistically, between 45 to 60 thousand Qanats have been recognized. Within this article, the fountainheads of those Qanats have been covered seperately in different regions. In other parts, observations of several tourists are focused upon, a major section discusses the article "Water in Qazvin City". This was reviewed in documents of the third century towards the Pahlavi period. So as far as Iranian history goes, water shortage in many cities i.e; Qazvin was studied many times, Leaving many authors mending the situation of Qazvin Qanats. Draught in 1923 and 1925, the cities have pushed the authorities to refer to the "Exerts of Hamdollah Mostowfi" as a reference book to make up the shortage. They rehabilitated the Qanats consulting this book. The result of these repeated consultations is a report on Qazvin’s Qanats, Covered within this article.