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Page 5530, results 138226 - 138250

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Water resources data for Michigan, water year 1974; Part 2, Water quality records
Water Resources Division, U.S. Geological Survey
1974, Water Data Report MI-74-2
Water resources data for the 1974 water year for Michigan include records of data for the chemical and physical characteristics of surface and ground waters. Data on the quality of surface water (chemical, temperature, and sediment) were collected from designated sampling sites at predetermined intervals such as once-daily, weekly, monthly...
Dissolved-solids discharge to the oceans from the conterminous United States
Donald K. Leifeste
1974, Circular 685
Dissolved-solids data from 54 river basins for 1966-69 were used to compute the amount of dissolved material contributed to the oceans from the conterminous United States. The computations show that about 264,000,000 tons are discharged annually. The Gulf of Mexico receives the largest load, about 183,000,000 tons, of which about...
Large rivers of the United States
Kathleen T. Iseri, Walter Basil Langbein
1974, Circular 686
Information on the flow of the 28 largest rivers in the United States is presented for the base periods 1931-60 and 1941-70. Drainage area, stream length, source, and mouth are included. Table 1 shows the average discharge at downstream gaging stations. Table 2 lists large rivers in order of average...
Catalog of earthquakes in south-central Alaska, April - June 1972
J.C. Lahr, R.A. Page, J.A. Thomas
1974, Open-File Report 74-1060
The National Center for Earthquake Research of the U.S. Geological Survey (USGS) installed a network of eleven seismograph stations in south-central Alaska in the summer of 1971 to collect seismological data for investigating seismic and tectonic processes in the Cook Inlet region, for evaluating the seismic hazard in the Cook...
Summary appraisals of the Nation's ground-water resources; Texas Gulf region
E. T. Baker Jr., James Ray Wall
1974, Open-File Report 74-331
Ground water in the Texas-Gulf Region is a large and important resource that can provide a more significant percentage of the total water supply of the region. Total water requirements within the region are projected to rise sharply from 14 million acre-feet (17 cubic kilometres) in 1970 to nearly 26...