Shoreline Changes - Baseline: Maryland
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- Description:
- This conflated baseline consist of two Digital Shoreline Analysis System (DSAS) Process runs.The original In 2000, the Maryland Geological Survey (MGS) was awarded a Coastal Zone Management grant to complete the acquisition of a recent (ca. 1990) digital shoreline for the coastal regions of Maryland -- the Chesapeake Bay, its tributaries, the coastal bays, and the Atlantic coast. MGS contracted the services of EarthData International, Inc. (EDI), currently of Frederick, Md., to extract shorelines from an existing wetlands delineation, which was based on photo interpretation of 3.75-minute digital orthophoto quarter quads (DOQQs). The 2000 baseline which were not created seaward includes all Maryland shoreline areas except for Anne Arundel, Baltimore, Calvert, Harford and Prince George's counties currently. The newest (2015) updated baselines were created offshore (seaward) of the shorelines utilized in DSAS analysis. The baselines were created by 1) buffering at a distance of 10m around the master shoreline feature class converting the buffer polygon to a line, and erasing the landward portion of the buffer line; and 2)manually digitizing baselines up the centerline of tributaries/rivers and other areas where baselines were needed but the buffer-created baselines did not reach.Funding for this data set was provided by two Projects of Special Merit (CZM # 14-14-1868 CZM 143 and CZM # 14-15-2005 CZM 143), funded by the National Oceanic and Atmospheric Administration (NOAA) and made available to MGS through the Department of Natural Resources (MD DNR) Chesapeake and Coastal Service (CCS). MGS wishes to thank the following project partners: 1) MD DNR CCS, Contact: Mr. Chris Cortina, Role: CCS Project Manager; 2) NOAA, Contact: Mr. Doug Graham, NOAA National Geodetic Survey, Role: Project partner & source of historical and recent shorelines; 3) MD DNR Critical Areas Commission (CAC), Contact: Ms. Lisa Hoerger, Role: Project partner & source of recent shorelines; 4) Eastern Shore Regional GIS Cooperative (ESRGC), Salisbury University, Contact: Ryan Mello, Role: Performing the critical area re-mapping for MD DNR CAC and supplying MGS with CAC shorelines; and 5) Ms. Lamere Hennesse, MGS Geologist, retired, Role: Project guidance & technical support.Previous, original Maryland Baselines, credit go to MGS, working collaboratively with Towson University's Center for Geographic Sciences (CGIS), subsequently used the recent shorelines, along with historical ones, as input into a U.S. Geological Survey (USGS) program, the Digital Shoreline Analysis System (DSAS) (Danforth and Thieler, 1992; Thieler and others, 2001). DSAS determines linear rates of shoreline change (erosion or accretion) along closely spaced, shore-normal transects.This is a MD iMAP hosted service layer. Find more information athttps://imap.maryland.gov.Map Service Layer Link:https://geodata.md.gov/imap/rest/services/Hydrology/MD_ShorelineChanges/MapServer/1
- Creator:
- DNR
- Provider:
- Maryland iMap
- Resource Class:
- Datasets and Web services
- Resource Type:
- Vector data
- Subject:
- State government records
- Theme:
- Oceans
- Temporal Coverage:
- 2016
- Date Issued:
- 2016-03-30
- Place:
- Martin's Additions, Maryland, Edmonston, Maryland, Madison, Maryland, Edesville, Maryland, Howard County, Maryland, Naval Academy, Maryland, Cloverly, Maryland, Accokeek, Maryland, Brooklyn Park, Maryland, Garrison, Maryland, Redland, Maryland, Peppermill Village, Maryland, Chester, Maryland, Brown Station, Maryland, Deale, Maryland, Takoma Park, Maryland, Severna Park, Maryland, Seat Pleasant, Maryland, Landover Hills, Maryland, Church Creek, Maryland, Mardela Springs, Maryland, Fairmount Heights, Maryland, Riverside, Maryland, Marydel, Maryland, Still Pond, Maryland, Choptank, Maryland, Severn, Maryland, Prince George's County, Maryland, University Park, Maryland, Fort Washington, Maryland, Forest Glen, Maryland, Highland, Maryland, Rock Point, Maryland, Bensville, Maryland, Brandywine, Maryland, Potomac, Maryland, Vienna, Maryland, West Ocean City, Maryland, Springdale, Maryland, Mount Rainier, Maryland, Camp Springs, Maryland, Federalsburg, Maryland, Trappe, Maryland, Oxon Hill, Maryland, Capitol Heights, Maryland, Riva, Maryland, Leonardtown, Maryland, Highland Beach, Maryland, Charlestown, Maryland, Overlea, Maryland, Upper Marlboro, Maryland, Towson, Maryland, White Oak, Maryland, Glen Echo, Maryland, Butlertown, Maryland, West Denton, Maryland, Frenchtown-rumbly, Maryland, Potomac Heights, Maryland, Walker Mill, Maryland, East New Market, Maryland, Galesville, Maryland, Marlow Heights, Maryland, Henderson, Maryland, Centreville, Maryland, Mays Chapel, Maryland, Lake Shore, Maryland, Somerset County, Maryland, Four Corners, Maryland, Derwood, Maryland, Elliott, Maryland, Tall Timbers, Maryland, Somerset, Maryland, National Harbor, Maryland, Adelphi, Maryland, Edgemere, Maryland, Chestertown, Maryland, Temple Hills, Maryland, Fulton, Maryland, Galena, Maryland, Princess Anne, Maryland, Leisure World, Maryland, Algonquin, Maryland, New Carrollton, Maryland, Kingsville, Maryland, North Potomac, Maryland, Cordova, Maryland, Owings Mills, Maryland, Lisbon, Maryland, Columbia, Maryland, Maryland Park, Maryland, Taylors Island, Maryland, Melwood, Maryland, Easton, Maryland, Charles County, Maryland, Glenmont, Maryland, Anne Arundel County, Maryland, Charlotte Hall, Maryland, Olney, Maryland, Fruitland, Maryland, Milford Mill, Maryland, Joppatowne, Maryland, Mount Airy, Maryland, Fairmount, Maryland, Grasonville, Maryland, Benedict, Maryland, Woodlawn, Maryland, Dames Quarter, Maryland, Oxford, Maryland, Tolchester, Maryland, Silver Spring, Maryland, Betterton, Maryland, Indian Head, Maryland, Riverdale Park, Maryland, Bryantown, Maryland, Delmar, Maryland, Essex, Maryland, Owings, Maryland, Kingstown, Maryland, South Kensington, Maryland, Pikesville, Maryland, North Brentwood, Maryland, Annapolis, Maryland, Brookmont, Maryland, Hillandale, Maryland, Chevy Chase Village, Maryland, Hurlock, Maryland, Burnt Mills, Maryland, Williston, Maryland, Sharptown, Maryland, Elkridge, Maryland, Jesterville, Maryland, Aberdeen Proving Ground, Maryland, Seabrook, Maryland, Arden On The Severn, Maryland, Lutherville, Maryland, Lanham, Maryland, Kensington, Maryland, Colmar Manor, Maryland, Croom, Maryland, Bel Air, Maryland, Union Bridge, Maryland, Spencerville, Maryland, Silver Hill, Maryland, West Pocomoke, Maryland, Edgewater, Maryland, Langley Park, Maryland, Cedar Heights, Maryland, Eldersburg, Maryland, Crisfield, Maryland, Barclay, Maryland, Smith Island, Maryland, Coral Hills, Maryland, Piney Point, Maryland, Bivalve, Maryland, Baden, Maryland, Talbot County, Maryland, Hillcrest Heights, Maryland, Worcester County, Maryland, Herald Harbor, Maryland, Layhill, Maryland, Kettering, Maryland, California, Maryland, Calvert County, Maryland, Friendship, Maryland, Kemp Mill, Maryland, Andrews Afb, Maryland, Arbutus, Maryland, Brentwood, Maryland, Brock Hall, Maryland, Chevy Chase, Maryland, College Park, Maryland, Fallston, Maryland, Tyaskin, Maryland, Callaway, Maryland, Honeygo, Maryland, Ridgely, Maryland, Drum Point, Maryland, Scaggsville, Maryland, Frederick County, Maryland, Berlin, Maryland, Aberdeen, Maryland, Riviera Beach, Maryland, Cabin John, Maryland, Crownsville, Maryland, Greenbelt, Maryland, Marlton, Maryland, Bethesda, Maryland, Newark, Maryland, Ashton-sandy Spring, Maryland, Pocomoke City, Maryland, Abingdon, Maryland, Jessup, Maryland, Randallstown, Maryland, Mayo, Maryland, Aquasco, Maryland, Salisbury, Maryland, Lusby, Maryland, Church Hill, Maryland, Cockeysville, Maryland, Dundalk, Maryland, Cecilton, Maryland, Perryville, Maryland, Kennedyville, Maryland, North Beach, Maryland, Cottage City, Maryland, Mitchellville, Maryland, District Heights, Maryland, Morningside, Maryland, Georgetown, Maryland, Cambridge, Maryland, Baltimore County, Maryland, Edgewood, Maryland, Largo, Maryland, Suitland, Maryland, Port Tobacco Village, Maryland, Willards, Maryland, Chevy Chase Section Five, Maryland, Mount Vernon, Maryland, Mechanicsville, Maryland, Bel Air North, Maryland, Solomons, Maryland, Dunkirk, Maryland, St. Leonard, Maryland, Allegany County, Maryland, North Chevy Chase, Maryland, Catonsville, Maryland, Waterview, Maryland, Rosaryville, Maryland, North Kensington, Maryland, Eldorado, Maryland, Kent County, Maryland, Glassmanor, Maryland, Ellicott City, Maryland, Fairwood, Maryland, Dorchester County, Maryland, Fairland, Maryland, Carney, Maryland, Arnold, Maryland, Lexington Park, Maryland, Lochearn, Maryland, Konterra, Maryland, Pomfret, Maryland, Calvert Beach, Maryland, Garrett Park, Maryland, Middle River, Maryland, East Riverdale, Maryland, Harford County, Maryland, Cape St. Claire, Maryland, Laytonsville, Maryland, Stockton, Maryland, Greensboro, Maryland, Millington, Maryland, Fairlee, Maryland, Rosedale, Maryland, Chesapeake Landing, Maryland, Hillsboro, Maryland, Pittsville, Maryland, Queenstown, Maryland, La Plata, Maryland, Wicomico County, Maryland, Friendly, Maryland, Lake Arbor, Maryland, Odenton, Maryland, Huntingtown, Maryland, Pleasant Hills, Maryland, Beltsville, Maryland, Queensland, Maryland, Cobb Island, Maryland, Hebron, Maryland, Pasadena, Maryland, Ferndale, Maryland, Rossville, Maryland, Parole, Maryland, Parsonsburg, Maryland, Friendship Heights Village, Maryland, Gaithersburg, Maryland, Glen Burnie, Maryland, Eagle Harbor, Maryland, Crofton, Maryland, Havre De Grace, Maryland, Nanticoke Acres, Maryland, Damascus, Maryland, Westphalia, Maryland, Rock Hall, Maryland, Savage, Maryland, Rockville, Maryland, Wheaton, Maryland, Wildewood, Maryland, Brookeville, Maryland, Girdletree, Maryland, Baltimore, Maryland, Woodmore, Maryland, Ilchester, Maryland, Allen, Maryland, Washington Grove, Maryland, St. George Island, Maryland, Berwyn Heights, Maryland, Fort Meade, Maryland, Cedarville, Maryland, Maryland City, Maryland, St. Michaels, Maryland, Hampton, Maryland, Chillum, Maryland, Bryans Road, Maryland, Carroll County, Maryland, Chesapeake City, Maryland, Templeville, Maryland, Galestown, Maryland, West Laurel, Maryland, Landover, Maryland, Timonium, Maryland, Fishing Creek, Maryland, Sykesville, Maryland, Burtonsville, Maryland, Deal Island, Maryland, Montgomery County, Maryland, Queen Anne, Maryland, Hughesville, Maryland, Tilghman Island, Maryland, Kent Narrows, Maryland, Stevensville, Maryland, Broomes Island, Maryland, Whitehaven, Maryland, Golden Beach, Maryland, South Laurel, Maryland, Aspen Hill, Maryland, Romancoke, Maryland, White Marsh, Maryland, Summerfield, Maryland, Hyattsville, Maryland, Ocean Pines, Maryland, Quantico, Maryland, Lansdowne, Maryland, Glenn Dale, Maryland, Baltimore City County, Maryland, Marlboro Village, Maryland, Cecil County, Maryland, Glenarden, Maryland, Brookview, Maryland, Perryman, Maryland, Nanticoke, Maryland, Caroline County, Maryland, Cheverly, Maryland, Parkville, Maryland, Sudlersville, Maryland, Forestville, Maryland, Long Beach, Maryland, Perry Hall, Maryland, Annapolis Neck, Maryland, Reisterstown, Maryland, Queen Anne's County, Maryland, Denton, Maryland, Bel Air South, Maryland, Linthicum, Maryland, Waldorf, Maryland, New Windsor, Maryland, Bowleys Quarters, Maryland, Bladensburg, Maryland, Chesapeake Beach, Maryland, Calverton, Maryland, Prince Frederick, Maryland, Shady Side, Maryland, Snow Hill, Maryland, Bowie, Maryland, Crumpton, Maryland, Laurel, Maryland, North Laurel, Maryland, Chesapeake Ranch Estates, Maryland, Flower Hill, Maryland, Whaleyville, Maryland, Bishopville, Maryland, Colesville, Maryland, North Bethesda, Maryland, Powellville, Maryland, Chevy Chase View, Maryland, Secretary, Maryland, Montgomery Village, Maryland, Forest Heights, Maryland, Preston, Maryland, Chance, Maryland, St. Mary's County, Maryland, Marlboro Meadows, Maryland, Worton, Maryland, Goldsboro, Maryland, Eden, Maryland, Baltimore Highlands, Maryland, Clinton, Maryland, Gambrills, Maryland, Chevy Chase Section Three, Maryland, Maryland
- Access Rights:
- Public
- Format:
- Shapefile
- Language:
- English