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Filters Date Range Past year (14) Past month (1) Past week (1) Past day (0) Custom range... To   Search Extensions Raster (2) Citation (1) Shapefile (1) Types OGC WMS Layer (62) Downloadable (3) GeoTIFF (2) Raster (2) Citation (1) Data (1) Shapefile (1) Contacts U.S. Geological Survey Paul J Kinzel Central Midwest Water Science Center Carl J Legleiter Jonathan Casey Root More... Categories Publication (1) Tag Types Theme (49) Place (48) Harvest Set (23) CMS Non-theme Topics (8) USGS Scientific Topic Keyword (6) CMS Topics (8) CMS Themes (8) More... Tag Schemes USGS Thesaurus (27) Geographic Names Information System (GNIS) (10) None (11) Geographic Names Information System (1) Watershed data management (3) ISO 19115 Topic Category (19) Common geographic areas (8) More... View Results as: JSON ATOM CSV

Travel Time and Dissolved Oxygen Data from August 2020 Along a 1-Mile Reach of the Blue River near 58th Street, Kansas City, Missouri These data were collected during a travel time and dissolved oxygen study along a 1-mile reach of the Blue River downstream from 58th Street in Kansas City, Missouri. The study was a cooperative effort between the U.S. Geological Survey (USGS), the U.S. Environmental Protection Agency Urban Waters Federal Partnership program, and the Kansas City, Missouri, Water Services Department. This is part of a larger USGS effort supporting the Middle Blue River Basin Urban Waters Federal Partnership. This data release contains continuous water-quality measurements (Blue_River_CQWM.csv), rhodamine dye sensor data (Blue_River_dye_profiles.csv), analytical data from synoptic water-quality samples (Blue_River_QWDATA.csv), manual... Categories: Data; Types: Map Service, OGC WFS Layer, OGC WMS Layer, OGC WMS Service; Tags: Blue River, Kansas City, Missouri, USGS Science Data Catalog (SDC), Water Quality, All tags... oxygen content (water), tracer study, Fewer tags Streamflow data for sites in the Heart River Basin, North Dakota, 1970-2020 This child page contains eight csv files, site_flow, which contain daily streamflow values for each site. Each file includes a station identifier, date of observation, measured value of streamflow and qualifier code for the measured value. The format of the csv file (date format and column headings) is designed to meet the specific requirements of file format for R-QWTREND. If csv files are opened directly in excel, the format of the data can change. To ensure the data are in the proper format for R-QWTREND, files should be opened in a text editor. The "site" in site_flow can be cross-referenced to the main report by downloading the zipped folder HRtrend folder from child page, "Scripts to run R-QWTREND models and... Categories: Data; Types: Map Service, OGC WFS Layer, OGC WMS Layer, OGC WMS Service Water-quality trends for rivers and streams in the Delaware River Basin using Weighted Regressions on Time, Discharge, and Season (WRTDS) models, Seasonal Kendall Trend (SKT) tests, and multisource data, Water Year 1978-2018 (input data) The datasets provided here are the input data used to run the Seasonal Kendall Trend (SKT) tests and Weighted Regressions on Time, Discharge, and Season (WRTDS) models. SKT tests use "annualSamplingFreqs_allSites.csv" and "wqData_screenedSitesAll.csv" which includes, for all site-parameter combinations, information on annual sampling frequencies and the screened water-quality data, respectively. The WRTDS models use "DRB.wqdata.20200521.csv", "DRB.flow.20200610.zip", and "DRB.info.20200521.csv" for calibration which includes, for all site-parameter combinations, the water-quality data, streamflow data (as separate .csv files for each site), model specifications and site information, respectively. The multisource... Categories: Data; Types: Map Service, OGC WFS Layer, OGC WMS Layer, OGC WMS Service; Tags: Ammonia, Calcium, Chloride, Delaware, Delaware River, All tags... Magnesium, Major ions, Maryland, New Jersey, New York, Nitrate, Orthophosphate, filtered, Orthophosphate, unfiltered, Pennsylvania, Potassium, Seasonal Kendall trend test (SKT), Sodium, Specific conductance, Sulfate, Suspended sediment concentration, Total dissolved solids, Total nitrogen, Total phosphorus, Total suspended solids, Water Quality, Water Quality Water Analysis, Water-Quality Parameters, Weighted regressions on time, discharge and season (WRTDS), environment, nutrient content (water), salinity, suspended material (water), Fewer tags Cyanotoxin Concentrations in Extracts from Solid Phase Adsorption Toxin Tracking (SPATT) and Diffusive Gradients in Thin-Films (DGT) Samplers in Owasco Lake, Seneca Lake, and Skaneateles Lake, Finger Lakes Region, New York, 2019 This data release contains dissolved cyanotoxin concentrations for microcystins (MC), cylindrospermopsins (CYL), anatoxins (ATX), and saxitoxins (STX) assessed using enzyme-linked immunosorbent assays (ELISA) and liquid chromatography-mass spectrometry or tandem mass spectrometry (LC-MS and LC-MS/MS, respectively) in extracts from SPATT (n=95) and DGT samplers (n=10) deployed on three Finger Lakes (Owasco, Seneca, and Skaneateles) between June and November 2019. Relative percent contributions of microcystin congeners are also provided for samples analyzed by LC-MS and LC-MS/MS. Solid phase adsorption toxin tracking (SPATT) and diffusive gradients in thin-films (DGT) are types of passive environmental samplers containing... Categories: Data; Types: Map Service, OGC WFS Layer, OGC WMS Layer, OGC WMS Service; Tags: Contaminants, HABS, Finger Lakes, New York, Owasco Lake, Owasco Lake Platform (Site ID: 425327076313601), All tags... Seneca Lake, Seneca Lake Platform (Site ID: 425027076564401), Skaneateles Lake, Skaneateles Lake Platform (Site ID: 425606076251601), Surface-Water Monitoring, USGS Science Data Catalog (SDC), United States, Water, Water Quality, Water Quality, algae, algal blooms, anatoxin, biota, congener, cyanobacteria, cyanotoxin, cylindrospermopsin, diffusive gradients in thin-films (DGT), ecotoxicology, environment, environmental proxies, enzyme-linked immunosorbent assay (ELISA), fresh water (surface), hazards, inlandWaters, lake ecosystems, limnology, mass spectrometry, microcystin, phytoplankton, saxitoxin, solid phase adsorption toxin tracking (SPATT), surface water quality, water quality, water resources, Fewer tags Mores Creek Arm Bathymetric Survey - Depth Contours, Lucky Peak Lake, Boise County, Idaho, May 11 - 13, 2021 In 2004, about 90 migrating elk drowned after attempting to cross thin ice on the Mores Creek arm of Lucky Peak Lake upstream of the Highway 21 bridge. To better understand the depths over a range of reservoir pool elevations in the Mores Creek Arm, the U.S. Geological Survey, in cooperation with the Lucky Peak Power Plant Project, conducted high-resolution multibeam echosounder (MBES) bathymetric surveys on the Mores Creek arm on Lucky Peak Lake. The MBES data will assist reservoir managers and wildlife biologists with regulating reservoir water surface elevations (WSE) to support successful big game migration across Mores Creek on Lucky Peak Lake. Data collection provided nearly 100 percent coverage of bed elevations... Categories: Data; Types: Downloadable, Map Service, OGC WFS Layer, OGC WMS Layer, OGC WMS Service, Shapefile; Tags: Boise, GPS measurement, Hypack, Hysweep, ID, All tags... Idaho, Idaho, Lucky Peak Lake, Lucky Peak Lake, Mores Creek, Mores Creek, Multibeam sonar, Pacific Northwest, USA, United States, bathymetry, bathymetry measurement, contouring, dam sites, digital elevation models, elevation, erosion, gaging stations, geospatial analysis, geospatial datasets, inlandWaters, land surveying, location, reference locations, reservoirs, sedimentation, spatial analysis, territorial waters, topographic maps, topography, Fewer tags Cross-section geometry from the Upper Colorado River, April 6-8, 2022 This child page contains cross-section geometry data collected from five sites on the Upper Colorado River, Colorado, during April 6-8, 2022. The five sites selected for monitoring were located at the Pumphouse Recreation Area, Radium Recreation Site, State Bridge, above Catamount, and below Sweetwater Creek. A cross section was surveyed at each site using real-time kinematic Global Navigation Satellite System survey methods to document the channel geometry. All five cross sections are incorporated in this data release and presented in CSV files, with one file for each monitoring site. Categories: Data; Types: Map Service, OGC WFS Layer, OGC WMS Layer, OGC WMS Service Database Used for the Evaluation of Data Used to Identify Groundwater Sources Under the Direct Influence of Surface Water in Pennsylvania The U.S. Geological Survey (USGS), in cooperation with the Pennsylvania Department of Environmental Protection (PADEP), conducted an evaluation of data used by the PADEP to identify groundwater sources under the direct influence of surface water (GUDI) in Pennsylvania (Gross and others, 2022). The data used in this evaluation and the processes used to compile them from multiple sources are described and provided herein. Data were compiled primarily but not exclusively from PADEP resources, including (1) source-information for public water-supply systems and Microscopic Particulate Analysis (MPA) results for public water-supply system groundwater sources from the agency’s Pennsylvania Drinking Water Information System... Categories: Data; Types: Map Service, OGC WFS Layer, OGC WMS Layer, OGC WMS Service; Tags: Pennsylvania, USGS Science Data Catalog (SDC), Water Quality, groundwater, hydrogeology, All tags... water quality, Fewer tags Distribution Models of Flow-Duration Quantiles for Streamgages Using previously published (Robinson and others, 2019) no-flow fractions and L-moments of nonzero streamflow from decadal streamflow flow-duration analysis (daily mean streamflow), probability distributions were fit to provide 27 estimated quantiles of decadal flow-duration curves, and hence the probability distributions are a form of parametric modeling that ensures monotonicity of the quantiles by non-exceedance probability (NEP). For both U.S. Geological Survey streamflow-gaging stations (streamgages) and level-12 hydrologic unit code (HUC12) catchments, as defined by Crowley-Ornelas and others (2019), the 27 quantiles were estimated and tabulated in this data release. Three probability distributions were used... Categories: Data; Types: Map Service, OGC WFS Layer, OGC WMS Layer, OGC WMS Service; Tags: Alabama, Florida, Gulf Coast, Gulf Coast, Gulf Coast Ecosystem Restoration Council, All tags... Gulf of Mexico, HUC12, L-moments, Louisiana, Mississippi, RESTORE, Southeastern United States, Texas, decadal, flow-duration curves, quantile, streamgages, Fewer tags Mores Creek Arm Bathymetric Survey - Depth DEM, Lucky Peak Lake, Boise County, Idaho, May 11 - 13, 2021 In 2004, about 90 migrating elk drowned after attempting to cross thin ice on the Mores Creek arm of Lucky Peak Lake upstream of the Highway 21 bridge. To better understand the depths over a range of reservoir pool elevations in the Mores Creek Arm, the U.S. Geological Survey, in cooperation with the Lucky Peak Power Plant Project, conducted high-resolution multibeam echosounder (MBES) bathymetric surveys on the Mores Creek arm on Lucky Peak Lake. The MBES data will assist reservoir managers and wildlife biologists with regulating reservoir water surface elevations (WSE) to support successful big game migration across Mores Creek on Lucky Peak Lake. Data collection provided nearly 100 percent coverage of bed elevations... Categories: Data; Types: Downloadable, GeoTIFF, Map Service, OGC WFS Layer, OGC WMS Layer, OGC WMS Service, Raster; Tags: Boise, GPS measurement, Hypack, Hysweep, ID, All tags... Idaho, Idaho, Lucky Peak Lake, Lucky Peak Lake, Mores Creek, Mores Creek, Multibeam sonar, Pacific Northwest, USA, United States, bathymetry, bathymetry measurement, contouring, dam sites, digital elevation models, elevation, erosion, gaging stations, geospatial analysis, geospatial datasets, inlandWaters, land surveying, location, reference locations, reservoirs, sedimentation, spatial analysis, territorial waters, topographic maps, topography, Fewer tags Three-Dimensional Point Cloud Data Collected with a Scanning Total Station on the Western Shoreline of the Shinnecock Nation Tribal Lands, Suffolk County, New York, 2022 This data release contains about 60 million point cloud data points collected during 27 scans of a section of the western shoreline of the Shinnecock Peninsula in Suffolk County, New York. Data were collected during July and October of 2022. Data are provided as .las files with points classified as either bare earth (GROUND_SN_BRIC_BL_2022_v03.0 (2).las), vegetation (VEGETATION_SN_BRIC_BL_2022_v03.0.las) or unclassified (DEFAULT_SN_BRIC_BL_2022_v03.0.las). Users are encouraged to read the metadata and Noll and others (2024) to understand how the data were collected, registered, and classified. Categories: Data; Types: Map Service, OGC WFS Layer, OGC WMS Layer, OGC WMS Service; Tags: Climate Impacts, Coastal Science, Environmental Monitoring, Flood Inundation, Sea-level Rise, All tags... Stormwater, Tide and Wave Hydrodynamics, USGS Science Data Catalog (SDC), Wetlands, Fewer tags Nitrogen biogeochemistry in a boreal headwater stream network in Interior Alaska, 2008 to 2011 High latitude, boreal watersheds are nitrogen-limited ecosystems that export large amounts of organic carbon. Key controls on carbon cycling in these environments are the biogeochemical processes affecting the nitrogen cycle. This data release presents results of a 3-year field study from 2008-2011 to document the relation between seasonal and transport-associated changes in carbon and nitrogen pools within Nome Creek, an upland headwater tributary of the Yukon River, Alaska, and two first order tributaries to Nome Creek, West Twin Creek and East Twin Creek. Stream-water geochemistry was characterized using: a) biweekly sampling at fixed sampling stations to assess changes through the course of a summer season;... Categories: Data; Types: Map Service, OGC WFS Layer, OGC WMS Layer, OGC WMS Service; Tags: Alaska, Alaska, USGS Science Data Catalog (SDC), biota Streamflow Gain Loss Data Used in the Pecos River Basin Salinity Assessment from Santa Rosa Lake, New Mexico to the Confluence of the Pecos River and the Rio Grande, Texas, 2015 This part of the data release contains historical streamflow data compiled from the literature and evaporation loss estimates used in the streamflow gain loss equation. These digital data accompany Houston, N.A., Thomas, J.V., Ging, P.B., Teeple, A.P., Pedraza, D.E., and Wallace, D.S., 2019, Pecos River Basin Salinity Assessment, Santa Rosa Lake, New Mexico to the Confluence of the Pecos River and the Rio Grande, Texas,2015: U.S. Geological Survey Scientific Investigations Report 2019-5071, https://doi.org/10.3133/sir20195071. Categories: Data; Types: Map Service, OGC WFS Layer, OGC WMS Layer, OGC WMS Service; Tags: Andrews County, Avalon Lake, Black River, Blue Hole, Brantley Lake, All tags... Brewster County, Chaves County, Crane County, Crockett County, Culberson County, Curry County, DeBaca County, Delaware River, Ector County, Eddy County, El Rito Creek, Guadalupe County, Independence Creek, Jeff Davis County, Lake Amistad, Lake Sumner, Lea County, Lincoln County, Live Oak Creek, Loving County, Mora County, New Mexico, North Seven Rivers, Otero County, Pecos County, Pecos River, Presidio County, Quay County, Reagan County, Red Bluff Reservoir, Reeves County, Rio Felix, Rio Grande, Rio Hondo, Rio Penasco, Roosevelt County, Salt Creek (N. Mex.), Salt Creek (Tex.), San Miguel County, Santa Fe County, Santa Rosa Lake, South Seven Rivers, Taiban Creek, Tecolote Creek, Terrell County, Texas, Torrance County, Upton County, Val Verde County, Ward County, Winkler County, aquifer, biota, environment, geochemistry, geoscientificInformation, hydrogeology, salinity, surface water, surface water quality, water quality, water resources, Fewer tags Benthic invertebrate data collected at selected new culvert installation locations in the East Gulf Coastal Plain of Alabama Benthic macroinvertebrate samples to evaluate before- and after-culvert construction phases were collected at seven study sites. Samples were collected in two reaches at each site, one upstream and one downstream of the culvert installation. Biological data for all seven sites (14 sample reaches) are included in this data release. In the summer of 2011, samples were collected from upstream and downstream reaches at six stream sites. Samples from Oakmulgee Creek, Northington Branch, Lye Branch, Mill Creek, and Kanetuche Creek represented conditions before culvert construction. The samples from the Tributary to Cahaba River represented conditions during construction since the culvert was already constructed and active... Categories: Data; Types: Map Service, OGC WFS Layer, OGC WMS Layer, OGC WMS Service; Tags: Alabama, Gulf Coastal Plain, aquatic biology, macroinvertebrates Drilling, construction, geophysical data, and lithologic log for borehole USGS 145 During 2017 and 2018, the U.S. Geological Survey (USGS) Idaho National Laboratory Project Office, in cooperation with the U.S. Department of Energy (DOE), drilled and constructed borehole USGS 145 (USGS site 433358113042701) for hydrogeologic data collection and stratigraphic framework analyses. The well is located along the western boundary of the Idaho National Laboratory (INL) just south of highway 20. USGS 145 was continuously cored from approximately 3 to 1,368 feet below land surface (BLS), and had water level of 704.73 ft BLS directly after drilling. Core was recovered over a two-year period, this includes cored depths from 3 to 678 ft between May 30, 2017,and November 13, 2017, and from 678 to 1,368 ft between... Categories: Data; Types: Map Service, OGC WFS Layer, OGC WMS Layer, OGC WMS Service; Tags: 433358113042701, ATV, Butte County, Eastern Snake River Plain, Eastern Snake River Plain Aquifer, All tags... Geophysics, Gyro Log, Hydrology, INL Lithologic Core Storage Library, INLPO, Idaho, Idaho National Laboratory, LAS, Stratigraphy, USGS 145, USGS Science Data Catalog (SDC), Water Quality, boundaries, caliper, gamma-gamma, geophysics, geoscientificInformation, lithologic core log, natural gamma, neutron, well drilling, Fewer tags Acoustic Doppler current profiler (ADCP) measurements of flow depth and velocity from the Blue River, Colorado, October 18, 2018 Field measurements of flow depth and velocity and river discharge were collected from two cross-sections on the Blue River in Colorado using an acoustic Doppler current profiler (ADCP). These data were used to assess the accuracy of surface flow velocities inferred from thermal image time series, acquired from an unmanned aircraft system (UAS), via particle image velocimetry (PIV). These data sets were collected to support research focused on developing innovative methods for non-contact measurement of river discharge based on various forms of remotely sensed data. The ADCP data were collected with a SonTek RiverSurveyor S5 mounted on a hydroboard towed behind an inflatable kayak. Four passes were made across... Categories: Data; Types: Map Service, OGC WFS Layer, OGC WMS Layer, OGC WMS Service; Tags: Blue River, Colorado, Remote sensing, River discharge, acoustic Doppler current profiler, All tags... bathymetry, flow velocity, Fewer tags Bathymetric surveys of the Colorado River between Pumphouse Recreation Site and CO-131 State Bridge, August 1-3, 2022 Bathymetric and topographic surveys were collected along an approximately 23-kilometer reach of the Colorado River between the Pumphouse Recreation Site and CO-131 (State Bridge) from August 1-3, 2022. The surveys were collected using real-time kinematic Global Navigation Satellite System (GNSS) receivers by USGS personnel using a combination of sonar and wading techniques. The wading survey includes point data that are provided as a comma-delimited text file of northing, easting, elevation, and code. The sonar surveys include point data that are provided as comma-delimited text files of northing, easting, bed elevation, water-surface elevation, and depth. All spatial data are referenced horizontally to the North... Categories: Data; Types: Map Service, OGC WFS Layer, OGC WMS Layer, OGC WMS Service Part 1 – Drillhole information from the 2018 coring project in Lake Powell, Utah This section of the data release includes drillhole information in the format of a comma-separated value (CSV) file (2018LakePowellCoring_DrillholeInfo.csv). It is Part 1 (of four) in this data release and represents the broadest hierarchical information on the dataset including the drillhole name, location, water depth, sediments top and bottom, drillhole depth, and recovery for each coring location. Each drillhole comprises multiple cores which are outlined in “Part 2 – Core and core section information from the 2018 coring project in Lake Powell, Utah” (2018LakePowellCoring_CoreSectionInfo.csv) of this data release. Core logs and spectrophotometry data are available in “Part 3 – Multi-Sensor Core Logger and spectrophotometry... Categories: Data; Types: Map Service, OGC WFS Layer, OGC WMS Layer, OGC WMS Service; Tags: Animas River, Antelope Canyon, Bears Ears National Monument, Bullfrog, Bullfrog Bay, All tags... Canyonlands National Park, Capitol Reef National Park, Castle Butte, Cataract Canyon, Cha Bay, Cha Canyon, Coconino County, Colorado River, Dangling Rope, Deep Canyon, Dirty Devil River, Escalante River, Farley Canyon, Fourmile Canyon, Friendship Bay, Garfield County, Glen Canyon Dam, Glen Canyon National Recreation Area, Gold King Mine, Good Hope Bay, Grand Staircase-Escalante National Monument, Great Bend, Gunsight bay, Halls Bay, Halls Crossing, Hite, Hole in the Rock, Kane County, Lake Powell, Last Chance Bay, Mexican Hat, Monument Valley, Narrow Canyon, Navajo Canyon, Neshkahi Wash, North Wash, Padre Bay, Page, Piuite Canyon, Piute Farms Wash, Piute Mesa, Piute Wash, Rainbow Bridge National Monument, Reflection Canyon, Rincon, Rock Creek Bay, San Juan County, San Juan River, Silverton, State of Arizona, State of Utah, The Horn, Trachyte Canyon, Twomile Canyon, United States of America, Wahweap, Wahweap Bay, Warm Creek Bay, White Canyon, Wilson Mesa, Zahn Bay, bathymetry, bedforms, bulk density, clay deposits, contaminant transport, contamination and pollution, core analysis, dissolved metals, drilling and coring, field inventory and monitoring, geomorphology, gravel deposits, groundwater and surface-water interaction, hazards, human environmental safety, hydrogeology, hydrologic processes, hydrology, image analysis, industrial pollution, lakebed characteristics, lidar, limnology, magnetic susceptibility analysis, mine drainage, mine waste, national centers, partnerships, photography, piston coring, recreation, remediation, resistivity, rotary coring, sample repositories, sand deposits, sedimentation, sedimentology, sediment transport, soil horizons, spectrophotometry, stratigraphic sections, stratigraphic thickness, stratigraphy, stream-gage measurement, streamflow, surface-water level, surface water (non-marine), surface water quality, suspended material, toxic trace element contamination, turbidity, unconsolidated deposits, water circulation, water resources, water supply and demand, Fewer tags Daily values for climate and stage observations, hydrologic model terms, and modeled pond stage This item contains a data file (.csv) and associated metadata document (.xml) for the daily time-step hydrologic model for Sinking Pond from January 1, 1854 through September 30, 2019 under the original calibration and the recalibration, along with daily climate (temperature and precipitation) values and observed stage values used in the recalibration process. The data file ‘Daily_values_for_climate_stage_and_model_terms.csv’ is a required input to the R script in this data release as it provides the daily climate variables used to drive the model and the daily stage values used for calibration. Model terms are described briefly in the metadata document ‘Daily values for climate and stage observations, hydrologic... Categories: Data; Types: Map Service, OGC WFS Layer, OGC WMS Layer, OGC WMS Service; Tags: Arnold Engineering Development Complex, Sinking Pond, Tennessee, environment, hydrology, All tags... inlandWaters, wetland ecosystems, Fewer tags Lake Koocanusa Stage-Area-Capacity Tables, Lincoln County, MT In 2016, the U.S. Army Corps of Engineers (USACE) started collecting high-resolution multibeam echosounder (MBES) data on Lake Koocanusa. The survey originated near the International Boundary (River Mile (RM) 271.0) and extended down the reservoir, hereinafter referred to as downstream, about 1.4 miles downstream of the Montana 37 Highway Bridge near Boulder Creek (about RM 253). USACE continued the survey in 2017, completing a reach that extended from about RM 253 downstream to near Tweed Creek (RM 244.5). In 2018, the U.S. Geological Survey (USGS) Idaho Water Science Center completed the remaining portion of the reservoir from RM 244.5 downstream to Libby Dam (RM 219.9). The MBES data collected in 2016 and 2017... Categories: Data; Types: Map Service, OGC WFS Layer, OGC WMS Layer, OGC WMS Service Water-quality trends for rivers and streams in the Delaware River Basin using Weighted Regressions on Time, Discharge, and Season (WRTDS) models, Seasonal Kendall Trend (SKT) tests, and multisource data, Water Year 1978-2018 (output data) The datasets provided here are the output from the Seasonal Kendall Trend (SKT) test and Weighted Regressions on Time, Discharge, and Season (WRTDS) model that characterize changes in water quality in rivers and streams across the Delaware River Basin. SKT results are compiled in "skt_out.csv" for all combinations of site, water-quality parameter, and trend period. WRTDS results are compiled in four datasets. If unspecified, generalized flow normalization (GFN) results are reported. Stationary flow normalization (SFN) results are indicated in the datasets. "wrtds_out_annResults.csv" contains the annual estimates of mean concentration and load and GFN and SFN estimates by site and parameter for the entire calibration... Categories: Data; Types: Map Service, OGC WFS Layer, OGC WMS Layer, OGC WMS Service; Tags: Ammonia, Calcium, Chloride, Delaware, Delaware River, All tags... Delaware River Basin, Magnesium, Major ions, Maryland, New Jersey, New York, Nitrate, Orthophosphate, filtered, Orthophosphate, unfiltered, Pennsylvania, Potassium, Seasonal Kendall trend test (SKT), Sodium, Specific conductance, Sulfate, Suspended sediment concentration, Total dissolved solids, Total nitrogen, Total phosphorus, Total suspended solids, Water Quality, Water Quality Water Analysis, Water Resources, Water quality, Water-Quality Parameters, Weighted regressions on time, discharge and season (WRTDS), environment, nutrient content (water), salinity, suspended material (water), water-quality trends, Fewer tags 1 2 3 4 »