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At least 235 records · Page 13Linked to original sources

Ground-water levels in water years 1984-86 and estimated ground-water pumpage in water years 1984-85, Carson Valley, Douglas County, Nevada

Tabulations of groundwater level measurements made during the water years 1984-86 and summaries of estimated pumpage for water years 1984 and 1985 in Carson valley, Douglas County, Nevada, are included in this report. The data are being collected to provide a record of long-term groundwater changes and pumpage estimates that can be incorporated in a groundwater model change at a later date. (USGS)

Open-File Report↗

The effect of terrace geology on ground-water movement and on the interaction of ground water and surface water on a mountainside near Mirror Lake, New Hampshire, USA

The west watershed of Mirror Lake in the White Mountains of New Hampshire contains several terraces that are at different altitudes and have different geologic compositions. The lowest terrace (FSE) has 5 m of sand overlying 9 m of till. The two next successively higher terraces (FS2 and FS1) consist entirely of sand and have maximum thicknesses of about 7 m. A fourth, and highest, terrace (FS3) lies in the north-west watershed directly adjacent to the west watershed. This highest terrace has 2 m of sand overlying 8 m of till. All terraces overlie fractured crystalline bedrock. Numerical models of hypothetical settings simulating ground-water flow in a mountainside indicated that the presence of a terrace can cause local ground-water flow cells to develop, and that the flow patterns differ based on the geologic composition of the terrace. For example, more ground water moves from the bedrock to the glacial deposits beneath terraces consisting completely of sand than beneath terraces that have sand underlain by till. Field data from Mirror Lake watersheds corroborate the numerical experiments. The geology of the terraces also affects how the stream draining the west watershed interacts with ground water. The stream turns part way down the mountainside and passes between the two sand terraces, essentially transecting the movement of ground water down the valley side. Transects of water-table wells were installed across the stream's riparian zone above, between, and below the sand terraces. Head data from these wells indicated that the stream gains ground water on both sides above and below the sand terraces. However, where it flows between the sand terraces the stream gains ground water on its uphill side and loses water on its downhill side. Biogeochemical processes in the riparian zone of the flow-through reach have resulted in anoxic ground water beneath the lower sand terrace. Results of this study indicate that it is useful to understand patterns of ground-water flow in order to fully understand the flow and chemical characteristics of both ground water and surface water in mountainous terrain.

Hydrological Processes↗

Source-Water Protection and Water-Quality Investigations in the Cambridge, Massachusetts, Drinking-Water Supply System

Introduction The Cambridge Water Department (CWD) supplies about 15 million gallons of water each day to more than 95,000 customers in the City of Cambridge, Massachusetts. Most of this water is obtained from a system of reservoirs located in Cambridge and in parts of five other suburban-Boston communities. The drainage basin that contributes water to these reservoirs includes several potential sources of drinking-water contaminants, including major highways, secondary roads, areas of commercial and industrial development, and suburban residential tracts. The CWD is implementing a comprehensive Source-Water Protection Plan to ensure that the highest quality water is delivered to the treatment plant. A key element of this plan is a program that combines systematic monitoring of the drainage basin with detailed investigations of the effects of nonpoint-source contaminants, such as highway-deicing chemicals, nutrients, oxygen-demanding organic compounds, bacteria, and trace metals arising from stormwater runoff. The U.S. Geological Survey (USGS) is working with the CWD and the Massachusetts Highway Department (MassHighway) to develop a better understanding of the sources, transport, and fate of many of these contaminants. This Fact Sheet describes source-water protection and water-quality investigations currently underway in the Cambridge drinking-water supply system. The investigations are designed to complement a national effort by the USGS to provide water suppliers and regulatory agencies with information on the vulnerability of water supplies and the movement and fate of source-water contaminants.

Fact Sheet↗

Ground-water, surface-water, and water-chemistry data, Black Mesa area, northeastern Arizona, 1997

The Black Mesa monitoring program is designed to document long-term effects of ground-water from the N aquifer by industrial and municipal users. The N aquifer is the major source of water in the 5,400-square-mile Black Mesa area, and the ground water occurs under confined and unconfined conditions. Monitoring activities include continuous and periodic measurements of (1) ground-water pumpage from the confined and unconfined parts of the aquifer, (2) ground-water levels in the confined and unconfined parts of the aquifer, (3) surface-water discharge, and (4) chemistry of the ground water and surface water. In 1997, ground-water withdrawals for industrial and municipal use totaled about 7,090 acre-feet, which is less than a 1-percent increase from 1996. Pumpage from the confined part of the aquifer increased by about 2 percent to 5,510 acre-feet, and pumpage from the unconfined part of the aquifer decreased by about 4 percent to 1,580 acre-feet. Water-level declines in the confined part during 1997 were recorded in 5 of 12 wells; however, the median change was a rise of about 0.2 foot as opposed to a decline of 2.8 feet for 1996. Water-level declines in the unconfined part were recorded in 7 of 15 wells, and the median change was 0.0 foot in 1997 as opposed to a decline of 0.5 foot in 1996. The low-flow discharge at the Moenkopi streamflow-gaging station ranged from 1.6 to 2.0 cubic feet per second in 1997. Streamflow-discharge measurements also were made at Laguna Creek, Dinnebito Wash, and Polacca Wash during 1997. The low-flow discharge ranged from 2.3 to 4.2 cubic feet per second at Laguna Creek, 0.44 to 0.48 cubic foot per second at Dinnebito Wash, and 0.15 to 0.26 cubic foot per second at Polacca Wash. Discharge was measured at three springs. Discharge from Moenkopi School Spring increased by about 3 gallons per minute from the measurement in 1996. Discharge from an unnamed spring near Dennehotso increased by 9.9 gallons per minute from the measurement made in 1996; however, discharge decreased slightly at Burro Spring. Regionally, long-term water-chemistry data for wells and springs have remained stable. Locally, water-chemistry data for some wells have shown marked increases in concentrations of major constituents.

Arizona↗

Water resources data for Arizona, water year 1971: Part 1. Water quality records

Water-resources investigations of the U.S. Geological Survey include the collection of water-quality data on the chemical and physical characteristics of surface- and ground- water supplies of the Nation. These data for the 1971 water year for the quality of surface waters in Arizona are presented in this report. The data were collected by the Water Resources Division of the U.S. Geological Survey under the direction of H. M. Babcock, district chief. The Geological Survey published the annual series of watersupply papers, "Quality of Surface Waters of the United States, " from 1941 through 1965, which contained the chemical-quality, temperature, and suspended-sediment data of the water. Each volume covered an area whose boundaries coincided with those of certain natural drainage areas. The records for Arizona are contained in part 9 of the water-supply paper series. (See table 4.) These publications are available in most public libraries. Beginning with the 1964 water year, water-quality records for sur face water obtained by the Geological Survey have been published in a series of annual releases on a State boundary basis. These reports are primarily for local and immediate use, and their distribution is limited. The records also will be published in Geological Survey watersupply papers.

Arizona↗

Water resources data, Florida, water year 1985, Volume 1A: Northeast Florida-surface water

Water resources data for the 1985 water year in Florida consist of continuous or daily discharge for 285 streams, periodic discharge for 38 streams, miscellaneous discharge for 110 streams, continuous or daily stage for 124 streams, periodic stage for 32 streams, peak discharge for 98 streams, and peak stage for 87 streams; continuous or daily elevations for 89 lakes, periodic elevations for 82 lakes; continuous groundwater levels for 473 wells, periodic ground-water levels for 550 wells, and miscellaneous water-level measurements for 2,588 wells; quality-of-water data for 239 surface-water sites and 699 wells. The data for northeast Florida include continuous or daily discharge for 75 streams, periodic discharge for 9 streams, miscellaneous discharge for 21 streams, continuous or daily stage for 22 streams, periodic stage for 21 streams, peak discharge for 17 streams, and peak stage for 25 streams; continuous or daily elevations for 20 lakes, periodic elevations for 35 lakes; continuous ground-water levels for 40 wells, periodic ground-water levels for 103 wells, and miscellaneous water-level measurements for 590 wells; quality-of-water data for 19 surface-water sites and 82 wells. These data represent the National Water Data System records collected by the U.S. Geological Survey and cooperating local, state and federal agencies in Florida.

Florida↗

Water resources data for Florida, water year 1987. Volume 1A. Northeast Florida - surface water

Water resources data for the 1987 water year in Florida consist of continuous or daily discharge for 320 streams, periodic discharge for 38 streams, miscellaneous discharge for 29 streams, continuous or daily stage for 94 streams, periodic stage for 48 streams, peak discharge for 76 streams, and peak stage for 69 streams; continuous or daily elevations for 80 lakes, periodic elevations for 74 lakes; continuous groundwater levels for 477 wells, periodic ground-water levels for 562 wells, and miscellaneous water-level measurements for 2,886 wells; quality-of-water data for 223 surface-water sites and 900 wells. The data for northeast Florida include continuous or daily discharge for 125 streams, periodic discharge for 15 streams, miscellaneous discharge for 14 streams, continuous or daily stage for 45 streams, periodic stage for 27 streams, peak discharge for 26 streams, and peak stage for 27 streams; continuous or daily elevations for 39 lakes, periodic elevations for 53 lakes; continuous ground-water levels for 81 wells, periodic ground-water levels for 150 wells, and miscellaneous water-level measurements for 969 wells; quality-of-water data for 59 surface-water sites and 105 wells. These data represent the National Water Data System records collected by the U.S. Geological Survey and cooperating local, state and federal agencies in Florida.

Florida↗

Water resources data for Florida, water year 1988. Volume 1B. Northeast Florida - ground water

Water-resources data for the 1988 water year in Florida consist of continuous or daily discharge for 338 streams, periodic discharge for 34 streams, miscellaneous discharge for 28 streams, continuous or daily stage for 152 streams, periodic stage for 29 streams, peak discharge for 71 streams, continuous daily tide stage 8, and peak stage for 84 streams; continuous or daily elevations for 73 lakes, periodic elevations for 72 lakes; continuous ground-water levels for 490 wells, periodic. ground-water levels for 1,620 wells, and miscellaneous water-level measurements for 2,678 wells; quality-of-water data for 158 surface-water sites and 884 wells. The data for northeast Florida include continuous or daily discharge for 132 streams, periodic discharge for 15 streams, miscellaneous discharge for 14 streams, continuous or daily stage for 45 streams, periodic stage for 27 streams, peak discharge for 26 streams, and peak stage for 27 streams; continuous or daily elevations for 39 lakes, periodic elevations for 53 lakes; continuous ground-water levels for 81 wells, periodic groundwater levels for 150 wells, and miscellaneous water-level measurements for 970 wells; quality-of-water data for 59 surface-water sites and 100 wells. These data represent the National Water Data System records collected by the U.S. Geological Survey and cooperating local, state and federal agencies in Florida.

Florida↗

Water resources data, Florida, water year 1993. Volume 1A: Northeast Florida - surface water

Water resources data for the 1993 water year in Florida consist of continuous or daily discharge for 312 streams, periodic discharge for 9 streams, miscellaneous discharge for 107 streams, continuous or daily stage for 91 streams, continuous daily tide stage for 9 sites, peak discharge for 30 streams, and peak stage for 30 streams; continuous or daily elevations for 41 lakes, periodic elevations for 73 lakes; continuous ground-water levels for 406 wells, periodic groundwater levels for 569 wells, and miscellaneous water-level measurements for 1,860 wells; quality-of-water data for 109 surface-water sites and 642 wells. The data for northeast Florida include continuous or daily discharge for 117 streams, periodic discharge for 7 streams, miscellaneous discharge for 16 streams, continuous or daily stage for 37 streams, continuous or daily tide stage for 4 sites, peak discharge for 15 streams, and peak stage for 15 streams; continuous or daily elevations for 35 lakes, periodic elevations for 45 lakes; continuous ground-water levels for 61 wells, periodic ground-water levels for 150 wells, and miscellaneous water-level measurements for 888 wells; quality-of-water data for 27 surface-water sites and 61 wells. These data represent the National Water Data System records collected by the U.S. Geological Survey and cooperating local, state and federal agencies in Florida.

Florida↗

Water resources data, Florida, water year 1993. Volume 1B: Northeast Florida - ground water

Water resources data for the 1993 water year in Florida consist of continuous or daily discharge for 312 streams, periodic discharge for 9 streams, miscellaneous discharge for 107 streams, continuous or daily stage for 91 streams, continuous daily tide stage for 9 sites, peak discharge for 30 streams, and peak stage for 30 streams; continuous or daily elevations for 41 lakes, periodic elevations for 73 lakes; continuous ground-water levels for 406 wells, periodic groundwater levels for 569 wells, and miscellaneous water-level measurements for 1,860 wells; quality-of-water data for 109 surface-water sites and 642 wells. The data for northeast Florida include continuous or daily discharge for 117 streams, periodic discharge for 7 streams, miscellaneous discharge for 16 streams, continuous or daily stage for 37 streams, continuous or daily tide stage for 4 sites, peak discharge for 15 streams, and peak stage for 15 streams; continuous or daily elevations for 35 lakes, periodic elevations for 45 lakes; continuous ground-water levels for 61 wells, periodic ground-water levels for 150 wells, and miscellaneous water-level measurements for 888 wells; quality-of-water data for 27 surface-water sites and 61 wells. These data represent the National Water Data System records collected by the U.S. Geological Survey and cooperating local, state and federal agencies in Florida.

Florida↗

Water resources data for New Mexico, water year 1973; Part 1. Surface water records

Surface-water records for the 1973 calendar year for New Mexico, including records of streamflow or reservoir storage at gaging stations, partial-record stations, and miscellaneous sites, are given in this report and their locations shown in figures 1, 2. Records for a 'few pertinent gaging stations in bordering States also are included. The records were collected and computed by the Water Resources Division of the US. Geological Survey under the direction of W. E. Hale, district chief. These data represent that portion of the National Water Data System collected by the U.S. Geological Survey and cooperating State and Federal agencies in New Mexico. Through September 30, 1960, the records of discharge and stage of streams and canals and contents and stage of lakes or reservoirs were published in an annual series of U.S. Geological Survey water supply papers entitled "Surface Water Supply of the United States" Beginning with the 1961 water year, surface-water records have been released by the Geological Survey in annual reports on a State boundary basis. Distribution of these reports is limited; they are designed primarily for rapid release of data shortly after the end of the water year to meet local needs. The discharge and reservoir storage records for 1961-65 also are published in a Geological Survey water supply paper series entitled "Surface Water Supply of the United States 1961-65." There will be a similar series of water-supply papers for the water years 1966-70.

New Mexico↗

Enhanced submarine ground water discharge form mixing of pore water and estuarine water

Submarine ground water discharge is suggested to be an important pathway for contaminants from continents to coastal zones, but its significance depends on the volume of water and concentrations of contaminants that originate in continental aquifers. Ground water discharge to the Banana River Lagoon, Florida, was estimated by analyzing the temporal and spatial variations of Cl − concentration profiles in the upper 230 cm of pore waters and was measured directly by seepage meters. Total submarine ground water discharge consists of slow discharge at depths > ∼70 cm below seafloor (cmbsf) of largely marine water combined with rapid discharge of mixed pore water and estuarine water above ∼70 cmbsf. Cl − profiles indicate average linear velocities of ∼0.014 cm/d at depths > ∼70 cmbsf. In contrast, seepage meters indicate water discharges across the sediment-water interface at rates between 3.6 and 6.9 cm/d. The discrepancy appears to be caused by mixing in the shallow sediment, which may result from a combination of bioirrigation, wave and tidal pumping, and convection. Wave and tidal pumping and convection would be minor because the tidal range is small, the short fetch of the lagoon limits wave heights, and large density contacts are lacking between lagoon and pore water. Mixing occurs to ∼70 cmbsf, which represents depths greater than previously reported. Mixing of oxygenated water to these depths could be important for remineralization of organic matter.

Florida↗

Water resources data, Florida, water year 1989. Volume 2A. South Florida surface water

Water resources data for the 1989 water year in Florida consists of continuous or daily discharge for 295 streams, periodic discharge for 36 streams, miscellaneous discharge for 75 streams, continuous or daily stage for 154 streams, periodic stage for 13 streams, peak discharge for 57 streams, continuous daily tide stage for 12 streams, and peak stage for 30 streams, continuous or daily elevations for 72 lakes, periodic elevations for 72 lakes; continuous ground-water levels for 514 wells, periodic groundwater levels for 514 wells, and miscellaneous water level measurements for 2,678 wells; quality of water data for 149 surface water sites and 827 wells. The data for South Florida include continuous or daily discharge for 61 streams, continuous or daily stage for 80 streams, continuous elevation for 1 lake; continuous ground-water levels for 220 wells, periodic ground-water levels for 320 wells, and miscellaneous water-level measurements for 329 wells; quality-of-water for 3 surface water sites and 545 wells. This data represent the National Water Data System records collected by the U.S. Geological Survey and cooperation local, state and federal agencies in Florida.

Florida↗

Water resources data, Florida; Water year 1990; Volume 2A. South Florida surface water

Water resources data for the 1990 water year in Florida consists of continuous or daily discharge for 349 streams, periodic discharge for 40 streams, miscellaneous discharge for 75 streams, continuous or daily stage for 105 streams, periodic stage tor 25 streams, peak discharge for 41 streams, continuous daily tide stage for 12 streams, and peak stage for 40 streams, continuous or daily elevations for 70 lakes, periodic elevations for 70 lakes; continuous ground-water levels for 441 wells, periodic ground-water levels for 1,229 wells, and miscellaneous water level measurements for 1,908 wells; quality of water data for 145 surface-water sites and 799 wells. The data for South Florida included continuous or daily discharge for 75 streams, continuous or daily stage for 84 streams, continuous elevation for 2 lake; continuous groundwater levels for 184 wells, periodic ground-water levels for 873 wells, and miscellaneous water-level measurements for 317 wells; quality-of-water for 15 surface-water sites and 541 wells. This data represent the National Water Data System records collected by the U.S. Geological Survey and cooperating local, state, and federal agencies in Florida.

Florida↗

Water resources data, Florida, water year 1991. Volume 2A: South Florida surface water

Water resources data for the 1991 water year in Florida consists of continuous or daily discharge for 346 streams, periodic discharge for 27 streams, miscellaneous discharge for 50 streams, continuous or daily stage for 151 streams, periodic stage for 29 streams, peak discharge for 23 streams, continuous daily tide stage for 5 streams, and peak stage for 16 streams, continuous or daily elevations for 64 lakes, periodic elevations for 67 lakes; continuous ground-water levels for 436 wells, periodic ground-water levels for 1,229 wells, and miscellaneous water level measurements for 1,628 wells; quality of water data for 139 surface-water sites and 761 wells. The data for South Florida included continuous or daily discharge for 75 streams, continuous or daily stage for 84 streams, continuous elevation for 1 lake; continuous groundwater levels for 184 wells, periodic ground-water levels for 873 wells and miscellaneous water-level measurements for 317 wells; quality-of-water for 15 surface-water sites and 541 wells. The data represent the National Water Data System records collected by the U.S. Geological Survey and cooperation with local, state, and federal agencies in Florida.

Florida↗

Water resources data, Florida, water year 1991. Volume 2B. South Florida ground water

Water resources data for the 1991 water year in Florida consists of continuous or daily discharge for 346 streams, periodic discharge for 27 streams, miscellaneous discharge for 50 streams, continuous or daily stage for 151 streams, periodic stage for 29 streams, peak discharge for 23 streams, continuous daily tide stage for 5 streams, and peak stage for 16 streams, continuous or daily elevations for 64 lakes, periodic elevations for 67 lakes; continuous ground-water levels for 436 wells, periodic ground-water levels for 1,229 wells, and miscellaneous water level measurements for 1,628 wells; quality of water data for 139 surface-water sites and 761 wells. The data for South Florida included continuous or daily discharge for 75 streams, continuous or daily stage for 84 streams, continuous elevation for 1 lake; continuous groundwater levels for 184 wells, periodic ground-water levels for 873 wells and miscellaneous water-level measurements for 317 wells; quality-of-water for 15 surface-water sites and 541 wells. The data represent the National Water Data System records collected by the U.S. Geological Survey and cooperation with local, state, and federal agencies in Florida.

Florida↗

Water resources data, Florida, water year 1992. Volume 2A: South Florida surface water

Water resources data for 1992 water year in Florida consists of continuous or daily discharge for 327 streams, periodic discharge for 20 streams, miscellaneous discharge for 65 streams, continuous or daily stage for 137 streams, periodic stage for 23 streams, peak discharge for 23 streams, continuous daily tide stage for 5 streams, and peak stage for 21 streams, continuous or daily elevations for 63 lakes, periodic elevations for 67 lakes; continuous ground-water levels for 430 wells, periodic ground-water levels for 1,074 wells, and miscellaneous water level measurements for 1,501 wells; quality of water data for 140 surface-water sites and 683 wells. The data for South Florida included continuous or daily discharge for 75 streams, continuous or daily stage for 61 streams, continuous elevation for 1 lake; continuous groundwater levels for 220 wells, periodic ground-water levels for 320 wells and miscellaneous water-level measurements for 329 wells; quality-of-water for 3 surface-water sites and 545 wells. The data represent the National Water Data System records collected by the U.S. Geological Survey and cooperation with local, state, and federal agencies in Florida.

Florida↗

Water resources data, Florida, water year 1994. Volume 2A: South Florida - surface water

Water resources data for 1994 water year in Florida consists of continuous or daily discharge for 320 streams, periodic discharge for 11 streams, miscellaneous discharge for 32 streams, continuous or daily stage for 120 streams, continuous daily tide stage for 11 sites, periodic stage for 0 streams, peak discharge for 19 streams, and peak stage for 19 streams; continuous or daily elevations for 74 lakes, periodic elevations for 74 lakes; continuous ground-water levels for 442 wells, periodic ground-water levels for 716 wells, and miscellaneous water level measurements for 1,208 wells; quality of water data for 121 surface-water sites and 319 wells. The data for South Florida included continuous or daily discharge for 74 streams, continuous or daily stage for 59 streams, peak stage discharge for no streams, continuous elevation for 1 lake; continuous groundwater levels for 224 wells, periodic ground-water levels for 437 wells and no miscellaneous water-level measurements; quality-of-water for 9 surface-water sites and 247 wells. The data represent the National Water Data System records collected by the U.S. Geological Survey and cooperation with local, state, and federal agencies in Florida.

Florida↗