Book excerpt: Excerpt from Water Supply Outlook and Federal-State-Private Cooperative Snow Surveys for Arizona (Salt, Verde, Gila and Part of Lower Colorado River Basin): As of Apr. 1, 1962 Snow surveys are made monthly or seml-monthly beglnnlng ln January or February and continue through the snow season untll Aprll, May or June. Currently more than 1400 western snow courses are measured each year. These measurements furnlsh the key data for water supply forecasts. About the Publisher Forgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.com This book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully; any imperfections that remain are intentionally left to preserve the state of such historical works.