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<br />I <br />I <br />I <br />III <br />II <br />II <br />II <br />I. <br />III <br />II <br />II <br />II <br />II <br />II <br />II <br />'1- <br />* <br />I <br />I <br /> <br /> <br />COLORADO WATER CONSERVATION BOARD <br />BASIC-DATA RELEASE NO. 25 <br /> <br />GROUND-WATER LEVELS IN THE <br />LOWER ARKANSAS 'RIVER VALLEY OF COLORADO, 1968-72 <br /> <br />~ <br /> <br />PREPARED BY THE <br />UNITED STATES GEOLOGICAL SURVEY <br />IN COOPERATION WITH THE <br />COLORADO WATER CONSERVATION BOARD <br />AND THE <br />SOUTHEASTERN COLORADO WATER CONSERVANCY DISTRICT <br /> <br />LAKEWOOD, COLORADO <br />1972 <br /> <br />