OCR Text |
Show THE COLORADO P BASIN Information of Value to all Water Users Contained ln Recent Publication Pub-lication by United 8tate Geological Survey All peoplo Interested in tho water flowing in tho streams of tho great Colorado Illver basin should become familiar with tho reports on tho subject sub-ject published by tho United States Geological Survey. Such reports, covering cov-ering tho entlro country, appear each year in twelvo parts as wator supply papers. Part 9 of this series is dovotcd exclusively to tho Colorado Colora-do Hlvor basin, tho report on which for 1011 Is contained In Wnter Supply Sup-ply Paper 309. This report is no longer avnllnblo at tho Geological Survey, but may bo obtained for 30 cents from tho Superintendent ot Documents, Washington, D. C. Tho Information In this paper includes in-cludes tho results of measurements of How mado by tho uso ot Instruments Instru-ments designed especially for that purposo, at about 140 regular river observation stations ln tho States of Colorado, Wyoming, Utah,, Now Moxl' co, and Arizona, and at about CO miscellaneous mis-cellaneous points in thoso States. Tho roport contains tables showing tho height of tho water in the river and the quantity ot water flowing past tho stations each day In the year and other tables showing tho quantities of water for each month nnd tfio total for tho year. Valuable In Power and Irrigation Projects This information is necessary for tho propor and economical Installation Installa-tion and operation ot water powor plants, Irrigation projects, systems ot municipal water supply, works for tho provontlon of tho enormous dam-ago dam-ago caused year aftor year by devastating devas-tating floods In fact, all works that Involvo tho use or control of water, In all tho Important and perplexing problems of water rights, Including Includ-ing questions that often lead to extended ex-tended controversy and expensivo litigation, lit-igation, a knowlcdgo of tho quantities quanti-ties of water Involved is essential. Tho work ot obtaining tills fundamental funda-mental Information after the need for It has become lmmediato leads to further nnd moro costly delay. It la for tho purpose of supplying this information in-formation and having it available when needed that tho study of the flow of streams Is carrlod on year by year by tho Geological Survey and reports of tho results obtained by tho Survey engineers nro distributed to tho public. Tho Survey's work of stream measurement meas-urement ln tho Colorado Ulver basin is conducted ln cooperation with other oth-er national bureaus, Including tho Forest Service, Reclamation Servico and Weather Iluroau and with State organizations ot Colorado, New Mexico, Mex-ico, and Utah, and Is asslstod by many private persons. |