Searchable Databases &
Lists Directory

One-stop Shop for DANR Data

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Statewide Ground Water Quality

This network of observation wells monitors the present quality of shallow ground water resources in the state, as well as examine short- and long-term trends in water quality. The network consists of 144 wells in 25 aquifers across the state.

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Harmful Algal Blooms Map

This map shows reports of harmful algal blooms and shares results of harmful algal bloom monitoring efforts, including cyanotoxin testing and toxin producing algae densities.

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Waterbodies Eligible Under the Buffer Bill

This application is designed to identify eligible waterbodies for the Buffer Strip Incentive under SB 66.

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Surface Water Quality Standards

Send keyboard focus to media In 1972, Congress passed the federal Clean Water Act. One of the requirements of the Clean Water Act is that each state develop standards for their waters to ensure the beneficial uses, such as swimming and fishing, were protected.

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Tanks & Spills Map

This map allows visitors to find information on regulated tank sites as well as spills sites.

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Construction Aggregate & Mining Map

This site allows visitors to find information on 519 construction aggregate licenses that have been issued to mine 20,769 acres at 1,638 pits. Visitors can also see information on nearly 4,600 sites that have been licensed through DENR since 1983.

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DENR Water Quality Monitoring Access Portal

Provides users with access to water quality sample data, beneficial use status as described in the South Dakota Integrated Report for Surface Water Quality, information about ongoing water quality projects, and links to water quality reports.

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Dry Draw Location Notice Search

This application provides a list of dams and dugouts constructed on dry draw watercourses that typically flow only during a precipitation event or spring snow melt. See SDCL 46-1-6(8) for the definition of a dry draw.

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Regulated Air Quality Facilities

Facilities that have a Title V operating permit or a Minor operating permit and facilities that are applicable to a federal regulation but do not require a permit in South Dakota, which are often referred to as an area source.

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Recycling Facilities

Recycling Facilities found in South Dakota.

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Big Sioux River Flood Information

The Big Sioux River Flood Information System is a one-stop web platform to access real-time conditions, flood forecasts, visualizations, inundation maps, and flood-related data and information.

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Measured lakes

This application provides the location, historic elevation readings, and outlets for measured lakes within South Dakota. This application allows users to download data as hydrograph and/or spread sheet for a selected measured lake.

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Observation Wells

This application provides water level readings for measured observation wells within South Dakota.

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Permitted Solid Waste Facilities

This application allows users to find permitted solid waste facilities within South Dakota. Users can search by City, County, category, address, and operator.

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Water Well Completion Reports

This application provides public access to the State of South Dakota Water Well Completion Reports (Well Logs), Licensed Well Drillers and Licensed Pump Installers database.

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Oil and Gas Resources

This web map provides access to multiple layers of natural resources information. Information on the state's oil and gas permits and wells, as well as layers of information about the geology and hydrology of the state are contained in this map.