Maine Office of GIS Data Catalog |
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The purpose of this Data Catalog is to provide the public with access to the digital geographic data produced
by the State of Maine. Users may use this site to download geographic data and the associated metadata. Users
who wish to download data agree to understand and abide by the terms and conditions of the
Maine Office of GIS License Agreement.
All the data in this catalog is referenced to the Universal Transverse Mercator coordinate system, zone 19
North, using the NAD83 datum and GRS80 spheroid.
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 World Files |
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(Date refers to last update date)
Administrative and political boundaries
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Data Layer |
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| County Boundaries (CNTY24) (4/8/2010) |
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Schools - Indian Education (EDMIE) (1/11/2012) |
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| Rural Health and Primary Care Program Areas (RHPCAREA) (2/25/2004) |
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School Municipal Units (EDMSU) (1/11/2012) |
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| School Alternative Organizational Structure (EDAOS) (1/11/2012) |
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School Regional Units (EDRSU) (1/11/2012) |
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| Schools - Community Districts (EDCSD) (1/11/2012) |
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School Unions (EDUNION) (1/11/2012) |
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| School Districts - Unorganized Territory (EDEUT) (1/11/2012) |
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Town Boundaries (METWP24) and Geocodes Tables (11/17/2011) |
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Biologic and ecologic ⁄ Environment and conservation
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Data Layer |
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| Atlantic salmon habitat (ASHAB3) (8/4/2011) |
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Mussell seed conservation areas (1/1/1995) |
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| Biophysical regions (BIOPHY) (1/1/1999) |
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Piping Plover ⁄ Least Tern essential habitat (EHPLVTRN) (1/11/2011) |
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| Conserved Lands (3/10/2011) |
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Public drinking water buffers (WELLSBUF) (7/16/2009) |
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| Diadromous fish runs (ACFISH2) (1/1/1994) |
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Public drinking water groundwater models (WELLMODELS) (11/1/2011) |
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| Deer Wintering Areas (8/1/2011) |
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Public drinking water surface supply watersheds (DIRSHED) (1/23/2012) |
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| Eelgrass beds 1997 |
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Public drinking water wells (WELLS) (3/1/2007) |
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| Eelgrass beds 2005 |
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Roseate Tern essential habitat (EHRTERN) (5/12/2003) |
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| Gulf of Maine habitat analysis |
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Seabird nesting islands (1/12/2004) |
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| Herring Weirs 1990 |
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Shorebird habitat (SHOREBIRD) (9/8/2009) |
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| Inland Waterfowl ⁄ Wader Habitat - NRPA (IWWH) (4/19/2012) |
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Significant vernal pool buffers (SVPBUFFERS) (5/9/2012) |
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| Inland Waterfowl ⁄ Wader Habitat - shoreland zoning (SHOREZONE_IWWH) (5/11/2010) |
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Vernal pools (VPCENTERPTS) (5/9/2012) |
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| Marine worm habitat (WORM) (1/1/1995) |
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Volunteer water quality monitor sites (VOLMON24) (4/17/2001) |
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| Molluscan shellfish areas (10/12/2010) |
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Wildlife Management Districts (2/7/2012) |
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Cadastral and land planning
| Data Layer |
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Data Layer |
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| Development Tracking (DEVTRACK) (4/26/2011) |
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Parcels - unorganized towns, composite (1/6/2011) |
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| Parcels - organized towns, composite (2/7/2012) |
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Cultural, society, and demographic
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Data Layer |
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| Cemeteries (1/19/2012) |
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Maine Senate districts (SENATE03) |
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| Census Blocks 2000 (BLKS00) |
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Minor Civil Divisions ⁄ Census County Divisions - Census 2000 (MCDCCD00) |
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| Census Blocks 2010 (BLOCKS10) |
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Minor Civil Divisions ⁄ Census County Divisions - Census 2010 (MCDCCD10) |
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| Economic Summary Areas 2003 (ESA03) |
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US Congressional districts 2003 (CNGRSS03) |
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| Hospital Service Areas (HSA) (8/6/2005) |
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US Congressional districts 2011 (CNGRSS11) |
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| LURC protection and development zones (ZONES_POLY) (4/23/2012) |
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Voting districts 2000 |
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| Labor Market Areas (LMA) (1/1/2005) |
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Voting districts 2010 |
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| Maine House districts (HOUSE03) |
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Elevation and derived products
| Data Layer |
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Data Layer |
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| Bathymetry - Gulf of Maine 30m (BATHY30) (2/24/2004) |
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Elevation contours 500' (MECON500) (1/1/1995) |
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| Bathymetry - Gulf of Maine 100m (BATHY100) (11/30/1999) |
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Elevations above 2700' (MECON2700) (1/1/1995) |
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| Elevation contours (CONTOURS) (4/30/2000) |
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Lake Depth Soundings (LAKEDPTH) (10/13/2011) |
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| Elevation contours 2-foot (CONTOURS_2FT) (2/9/2009) |
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National Elevation Dataset (NED) Hillshade WMS |
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Facilities and structures
| Data Layer |
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Data Layer |
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| Armories (8/13/2003) |
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Major State Office Buildings (MEBUILD) (2/19/2008) |
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| Boat launches (BOATLNCH) (2/20/2009) |
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Nursing homes (3/3/2010) |
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| Colleges and Universities (12/19/2007) |
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Police Stations (3/3/2010) |
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| Correctional facilities (3/3/2010) |
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Public Health Departments (3/3/2010) |
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| County emergency management agencies (CEMA) (8/14/2003) |
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Red Cross Facilities (REDCROSS) (12/19/2007) |
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| Fire stations (5/12/2009) |
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Rescue ⁄ EMS locations (RESCUE) (5/12/2009) |
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| Hospitals (5/12/2009) |
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Schools and Libraries (SCHLIB) (9/1/2010) |
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Geological and geophysical
| Data Layer |
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Data Layer |
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| Aquifer contacts (10/3/2011) |
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Hurricane surge inundation - MT (2/16/2005) |
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| Aquifer polygons (10/3/2011) |
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Seismic lines (10/3/2011) |
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| Bedrock geology units (BEDROCK) (1/1/1995) |
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Soils - county level (SSURGO) |
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| Coastal Bluff Hazards (2/24/2009) |
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Soils - state level (STATSGO2) |
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| Flood insurance rate maps (FIRM) |
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Surficial geology 1:24K |
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| Flood insurance rate maps (FIRM) - Kennebec County 2011 digital |
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Surficial geology 1:250K (SURF) (7/1/1999) |
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| Flood Zones (DFIRM) (4/6/2012) |
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Surficial materials data (10/3/2011) |
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| Hurricane surge inundation - MHT (2/16/2005) |
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Watershed Boundary Dataset (WBD or HUCs) |
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Imagery, base maps, and land cover
NEED TO DOWNLOAD IMAGE TILES? Use the MEGIS Viewer link for the layers below 
and read the help file in the viewer for instructions.
(* indicates licensed data which cannot be downloaded)
| Data Layer |
Download |
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Data Layer |
Download |
| Augusta area orthophotos 2008 |
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Low Tide orthophotos down east 2009 |
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| Bangor orthophotos 2009 |
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Maine basemap WMS |
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| Bar Harbor orthophotos 2004 |
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Maine marine basemap WMS |
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| Bar Harbor orthophotos 2008 |
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NAIP orthophotos 2006 |
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| Bar Harbor orthophotos CIR 2008 |
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NAIP orthophotos 2007 |
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| Baxter State Park satellite imagery* 10/3/2004 |
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NAIP orthophotos 2009 |
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| Black & White orthophotos 1996-1998 (MEDOQQ) |
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NAIP orthophotos 2011 |
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| Central coast orthophotos 2006 |
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NOAA Nautical Charts |
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| Cumberland County orthophotos 2001 (ORTHO_HF) |
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Piscataqua River orthophotos 2008 |
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| Cumberland County orthophotos 2009 |
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Piscataqua River orthophotos CIR 2008 |
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| Debsconeags satellite imagery* 2005 (ORTHO_DEBS) |
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Portland orthophotos 2006 |
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| DeLorme low-tide orthophotos* 2003 (ORTHO_MCP) |
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Skowhegan orthophotos 2011 |
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| Fort Fairfield orthophotos 2003 (ORTHO_FF) |
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South coast orthophotos 2008 |
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| GeoLibrary orthophotos 1' 2003-2005 (ORTHO_1F) |
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South Portland orthophotos 2005 |
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| GeoLibrary orthophotos 2' 2003-2005 (ORTHO_2F) |
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SPOT satellite imagery* 1998-2001 |
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| Imperviousness - MELCD 2004 (IMPERV) |
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SPOT-5 satellite imagery* 2004 |
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| Imperviousness Change 2003-2007 |
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USGS topo maps (DRGCLIP) |
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| Hampden orthophotos 2006 |
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USGS topo maps 2011 |
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| Katahdin Lake orthophotos 2006 |
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USGS 1:24,000 topo map index (INDEX24) (3/29/2004) |
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| Kittery orthophotos 2006 |
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USGS 1:100,000 topo map index (INDEX100) (7/1/1999) |
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| Landcover - MELCD 2004 (MELCD) |
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USGS 1:250,000 topo map index (INDEX250) (7/1/1999) |
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| Lewiston-Auburn orthophotos 2006 |
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USGS 15' topo maps circa 1910 |
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| Low Tide orthophotos 2003-2005 (ORTHODMR) |
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USGS 15' topo maps circa 1945 |
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| Low Tide orthophotos 2008 |
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York orthophotos 2005 |
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| Low Tide orthophotos 2010 |
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York County orthophotos 2007 |
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| Low Tide orthophotos central coast 2001 |
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Locations and geodetic networks
| Data Layer |
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Data Layer |
Download |
| Geographic Name Information System (GNIS) |
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Oceans and estuaries ⁄ Inland water resources
| Data Layer |
Download |
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Data Layer |
Download |
| Drainage Divides (MEDRDVD) (11/30/2009) |
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National Hydrography Dataset (NHD) |
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| Impoundments and dams (IMPOUNDS) (4/4/2006) |
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National Wetlands Inventory (NWI) |
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| Midas numbers and names (MIDAS) (7/28/2011) |
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Wetland Characterizations (WETCHAR) (2/1/2005) |
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Transportation networks
| Data Layer |
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Data Layer |
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| Airports (3/2/2011) |
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Retrograde Arterials (RETROART) (10/16/2003) |
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| Bridges (10/19/2007) |
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Roads - DOT (MEDOTPUBRDS) (8/11/2011) |
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| Mobility Corridors (MOBCORR) (1/16/2003) |
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Roads - E911 (E911RDS) (3/14/2012) |
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| Railroads (RAILROUTESYS) (10/5/2011) |
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Utility and communication networks
| Data Layer |
Download |
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Data Layer |
Download |
| Broadband availability by town 2004 (BRDBAND) (2/28/2005) |
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Telecom service areas 2009 |
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| Cellular towers (METOWERS) (6/9/1998) |
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Telephone exchanges 2005 (TELEX) |
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| Electrical service areas 1998 (ELECSERV) |
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Telephone exchange offices 2005 (TELEXPTS) |
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| Electrical service areas 2009 |
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Water service areas 2009 |
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