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SONRIS
DNR has undergone a project to re-engineer and redesign its information systems for all offices of the department. Specifically, DNR has implemented Strategic Online Natural... -
USGS WaterWatch
USGS site which holds information about surface water and subsurface water in the United States. Includes: constantly-updated maps, maps predicting and depicting weather... -
Percentage of Surface Drinking Water from Intermittent, Ephemeral, and...
PDF depicting drinkable freshwater in West Virginia by county. From map: "This map highlights regional patterns of dependence on intermittent, ephemeral, and head water streams... -
Grassland Reforestation Practices concerning Sediments
To help determine where watershed conservation can help secure water for cities, we estimated the effectiveness of five common conservation strategies: land protection,... -
Cities' average distance to surface diversion sources
The average distance to surface diversion sources is expressed in kilometers. Today, cities are looking farther beyond their limits for clean water. On average, cities retrieve... -
Major River and Lake Basins of the World
The dataset comprises the GIS layer of 405 major river and lake basins of the world. Data was collected within the framework of the BGR-UNESCO "World-wide Hydrogeological... -
Phosphorus Yield Category
In cases were the watersheds are exploited for intensive agricultural purposes, as consequence the fertilizer concentration increase. Thus, the fertilizer filters into the water... -
Agricultural Water Stress in Transboundary River Basins
The Agricultural Water Stress indicator identifies agricultural water stress of agricultural land under irrigation. It is calculated as the mean annual irrigation water... -
Global upstream storage (2010)
Upstream storage measures the water storage capacity available upstream of a location relative to the total water supply at that location from 1950 to 2010. Higher values... -
Annual Stress Category
Water withdrawals or water abstractions, is the freshwater taken from ground or surface water sources and conveyed to a place of use. These, normally, are sectorial distributed... -
Global upstream protected land
Upstream protected land measures the percentage of total water supply that originates from protected ecosystems. Modified land use can affect the health of freshwater ecosystems... -
Ephemeral Rivers
This shapefile forms part of the output from the Stampriet Transboundary Aquifer System Project: http://wis.orasecom.org/stas -
Phosphorus Yield (kg/km2/year)
In cases were the watersheds are exploited for intensive agricultural purposes, as consequence the fertilizer concentration increase. Thus, the fertilizer filters into the water... -
Freshwater abstracted in 2007
This layer represents the volume of freshwater abstracted in 2007 in million cubic meters. Freshwater abstracted refers to the sum of both fresh surface water and fresh... -
Percentage of Cropland covering the Surface Source Watersheds
The use of the land covering the watersheds have an enormous impact in the cost and treatment of the water, as well as for the availability and quality of the water supply.... -
Volume of surface water leaving countries in 2014
This layer represents the average volume of surface water that left the country to other countries in 2014. It refers to water leaving through transboundary flow (rivers,... -
Sediment Yield by Category
The land use greatly influence water quality on the one supplied by watersheds. Land use changes often increase significantly the sedimentation and nutrient pollution. Human... -
Rivers and streams in the Dinaric Alps region
This layer shows rivers and streams in the Dinaric Alps region. Data were collected in the framework of the DIKTAS project. For more information, visit the DIKTAS project... -
Sediment Yield (tonnes/km2/year)
The land use greatly influence water quality on the one supplied by watersheds. Land use changes often increase significantly the sedimentation and nutrient pollution. Human... -
Urban Source Watersheds
This map shows the source watersheds of 534 cities. "Although the 100 largest cities in the world occupy less than 1 percent of our planet’s land area, their source watersheds —...