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This compilation brings together Geological Survey Water-Supply Papers, Volumes 232-237, offering a detailed record of hydrological and geological investigations conducted by the U.S. Geological Survey. These volumes represent a valuable resource for researchers, environmental scientists, and anyone interested in the study of water resources and geological formations. The papers within these volumes cover a range of topics related to water supply, including analyses of groundwater, surface water, and the interaction between water and geological structures. This collection serves as a historical snapshot of the scientific methods and findings related to water resource management and geological study during the period of the original surveys, and it remains relevant for understanding long-term trends and changes in our environment.This work has been selected by scholars as being culturally important, and is part of the knowledge base of civilization as we know it. This work was reproduced from the original artifact, and remains as true to the original work as possible. Therefore, you will see the original copyright references, library stamps (as most of these works have been housed in our most important libraries around the world), and other notations in the work.This work is in the public domain in the United States of America, and possibly other nations. Within the United States, you may freely copy and distribute this work, as no entity (individual or corporate) has a copyright on the body of the work.As a reproduction of a historical artifact, this work may contain missing or blurred pages, poor pictures, errant marks, etc. Scholars believe, and we concur, that this work is important enough to be preserved, reproduced, and made generally available to the public. We appreciate your support of the preservation process, and thank you for being an important part of keeping this knowledge alive and relevant.