Door Peninsula

The Door Peninsula is known for its natural beauty and rich cultural heritage. Its rocky cliffs, sandy beaches, marshy bays, fertile wetlands, and conifer forests provide habitat for plants and animals, some of which are found nowhere else in the world. The resources featured in this topic provide a better understanding of the Door Peninsula ecosystem and guide decision-making about its management. 

Getting Started

Door Peninsula

The Nature Conservancy

This article provides background on history and ecological significance of the Door Peninsula. It also describes The Nature Conservancy’s work in the area. 

Visualizing Conditions



This tool provides real-time observation data stretching from Lake Winnebago to Green Bay. 

Sturgeon Bay Buoys

NOAA National Data Buoy Center

This site displays data from buoys placed in and around Sturgeon Bay on the Door Peninsula. 

Satellite-Derived Great Lakes Remote Sensing 

Michigan Tech Research Institute

This tool allows the viewer to visualize products derived from remote sensing data for each of the five lakes. Products include Lake Surface Temperature, Harmful Algal Blooms, ChlorophlyyDisolved Organic Carbon and Suspended Mineral levels. 

Shoreline Inventory and Oblique Photo Viewer 

Association of State Floodplain Managers

This interactive map includes geolocated oblique air photos of Wisconsin’s shorelines from the mid-1970s to present day, shoreline inventories showing coastal structures, assessments of bluff conditions, and bluff and bathymetric profiles. 

Lake Michigan and Huron Operational Forecast System

NOAA National Ocean Service

This NOAA project provides short-term predictions of water levels, currents and water temperatures in Lake Superior.

Place-Based Learning

Door County Great Lakes Quest

Wisconsin Sea Grant & Upham Woods Outdoor Learning Center

Great Lakes Quests are virtual learning activities about coastal issues and places in Wisconsin in the form of an interactive story map. The quests contain educational components including links to external multimedia content and inquiry-based questions to answer.  

Placed-Based Maps and Data

Door County GIS

Door County

This portal contains GIS data, plat maps, parcel locators, and historic aerial photos for Door County. 

Door Peninsula Shoreline Mapping

National Geodetic Survey

These data provide an accurate high-resolution shoreline compiled from imagery of Door Peninsula, Algoma to Point Sable, WI. These datasets may be beneficial for performing change analysis for erosion and accretion studies, land use planning, determination of boundary extent, and other types of decision making.