Maine Office of GIS Data Catalog |
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NOTICE: The MEGIS Data Catalog page will be retired July 6, 2020. Beginning July 6, 2020, the new data catalog page will be accessible at: https://www.maine.gov/geolib/catalog.html.
The Maine GeoLibrary Data Catalog remains available: https://geolibrary-maine.opendata.arcgis.com/ for data access
Disclaimer:
Information provided by the Maine Office of Geographic Information Systems and Maine GeoLibrary on this site is accurate to the best of our knowledge and is subject to change on a regular basis. While the Maine Office of Geographic Information Systems makes every effort to provide useful and accurate information, we do not warrant the information to be, complete, factual, or timely. Information is provided on an "as is" and an "as available" basis. The State of Maine disclaims any liability, loss, injury, or damage incurred as a consequence, directly or indirectly, resulting from the use and application of any of the contents of this web site.
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.
Switch to alphabetical listing
 REST Service |
 WMS |
 WFS |
 WCS |
 KMZ Link |
 Shapefile |
 Tiles |
 KML |
 Raster |
 Metadata |
 External resource |
 Date index |
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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)
(Date refers to last update date)
Administrative and political boundaries
| Data Layer |
Download |
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Data Layer |
Download |
| County Boundaries-line |
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Towns Boundaries-line |
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| County Boundaries-poly |
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Town Boundaries-point |
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| County Boundaries-dissolved |
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Town Boundaries-poly |
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| School Districts - School Administrative Districts 2017-2018 |
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| Town Boundaries-dissolved | |
Biologic and ecologic ⁄ Environment and conservation
| Data Layer |
Download |
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Data Layer |
Download |
| Atlantic salmon habitat |
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Molluscan shellfish areas (10/12/2010) |
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| Biophysical regions (BIOPHY) (1/1/1999) |
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Mussell seed conservation areas |
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| Conserved Lands |
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Piping Plover / Least Tern essential habitat (EHPLVTRN) |
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| Deer Wintering Areas
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Private/Domestic wells (Maine Geological Survey water well database)
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| Eelgrass beds 1992-1997
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Roseate Tern essential habitat (EHRTERN)
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| Eelgrass beds 2001-2010 |
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Seabird nesting islands |
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| Eelgrass beds 2013 Casco Bay area |
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Shellfish Areas (DMR Public Health NSSP) |
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| Eelgrass beds 2018 Casco Bay area |
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Shorebird Areas |
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| Herring Weirs |
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Significant vernal pools |
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| Inland Waterfowl ⁄ Wader Habitat - NRPA (IWWH) |
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Tidal Waterfowl/Wading bird Habitat |
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Vernal Pool Centerpoints |
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| Marine Worms (2005) |
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Wildlife Mangement Districts |
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Cadastral and land planning
| Data Layer |
Download |
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Data Layer |
Download |
| Development Tracking (DEVTRACK) |
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Parcels - organized towns, Aux Data |
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| Parcels - organized towns, composite |
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Parcels- Unorganized townships, composite |
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Cultural, society, and demographic
| Data Layer |
Download |
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Data Layer |
Download |
| Cemeteries (8/22/2017) |
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Maine Senate districts 2003 |
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| Census Blocks 2000 (BLKS00) and SF1 Table |
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Maine Senate districts 2013 |
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| Census Blocks 2010 (BLOCKS10) and SF1 Table |
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Minor Civil Divisions ⁄ Census County Divisions - Census 2000 (MCDCCD00) |
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| County Commissioners Districts 2013 (9/23/2013) |
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Minor Civil Divisions - Census County Divisions - Census 2010 (MCDCCD10) |
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| Cultural Emergency Resource Coalition cultural assets (CERCCulturalMay262016) |
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Rural Health and Primary Care 5/20/2014 |
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| LUPC protection and development zones |
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US Congressional districts 2003 |
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| Maine House districts 2003 |
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US Congressional districts 2011 |
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| Maine House districts 2013 |
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Voting districts 2000 |
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Voting districts 2010 |
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Elevation and derived products
See also: https://www1.maine.gov/geolib/ediscovery/site/landing.html
| Data Layer |
Download |
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Data Layer |
Download |
| Bathymetry - Gulf of Maine 30m (BATHY30) (2/24/2004) |
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Elevation Contour 2700' (MECON2700) Arc |
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| Bathymetry - Maine Coastal Bathymetry 100K (BATHY100) |
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Elevation Contour 2700' (MECON2700) Poly |
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| Digital Elevation Model - 2m from lidar |
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Elevations above 2700' (MECON2700) |
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| Elevation contours (CONTOURS) |
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Hillshade webmap - from lidar |
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| Elevation contours 2-foot (CONTOURS_2FT) |
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Index for lidar collects (10/30/2014) |
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| Elevation contours 10' |
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Lake Depth Soundings (LAKEDPTH) (10/13/2011) |
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| Elevation contours 100' |
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National Elevation Dataset (NED) Hillshade WMS |
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| Elevation contours 500' |
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Facilities and structures
Farming and Economy
| Data Layer |
Download |
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Data Layer |
Download |
| Aquaculture -AQ Leases |
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Labor Market Areas (LMA) (1/1/2005) |
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| Economic Summary Areas 2003 (ESA03) |
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Service Centers 2012 |
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Geological and geophysical
| Data Layer |
Download |
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Data Layer |
Download |
| Aquifers |
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Seismic lines |
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| Bedrock Geology 1:500K |
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Soils - county level (SSURGO) |
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| Coastal Hazards |
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Soils - state level (STATSGO2) |
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| Coastal Marine Geologic Environments |
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Surficial geology 1:24K |
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| Hurricane surge inundation - MHT 2015 |
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Surficial Geology 1:500K |
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| Flood Insurance Rate Map (FIRM) Q3 Data |
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Surficial materials data |
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| National Flood Hazard Layer (NFHL) |
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Watershed Boundary Dataset (WBD or HUCs) |
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Imagery, base maps, and land cover
(* indicates licensed data which cannot be downloaded)
NEED TO DOWNLOAD IMAGE TILES? Use the MEGIS Viewer link for the layers below and read the help file in the viewer for instructions.
See also: https://www1.maine.gov/geolib/imgdiscovery/site/landing.html
| Data Layer |
Download |
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Data Layer |
Download |
| Auburn 1998 orthophotos |
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Low Tide orthophotos 2003-2005 (ORTHODMR) |
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| Augusta-Manchester orthophotos 2008 |
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Low Tide orthophotos 2008 |
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| Bangor-area DOQQs 1991 |
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Low Tide orthophotos 2010 |
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| Bangor orthophotos 2009 |
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Low Tide orthophotos central coast 2001 |
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| Bar Harbor orthophotos 2004 |
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Low Tide orthophotos down east 2009 |
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| Bar Harbor orthophotos 2008 |
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Low Tide orthophotos Casco Bay 2013 |
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| Baxter State Park satellite imagery* 10/3/2004 |
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NAIP orthophotos 2006 |
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| Black & White orthophotos 1996-1998 (MEDOQQ) |
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NAIP orthophotos 2007 |
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| Central coast orthophotos 2006 |
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NAIP orthophotos 2009 |
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| Cumberland County orthophotos 2001 (ORTHO_HF) |
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NAIP orthophotos 2011 |
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| Cumberland County orthophotos 2009 |
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NAIP orthophotos 2013 12/17/2013 |
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| Debsconeags satellite imagery* 2005 (ORTHO_DEBS) |
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NOAA Nautical Charts |
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| Maine Coastal Program (DeLorme) low-tide orthophotos* 2003 (ORTHO_MCP) |
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NOAA Historic Nautical Charts (1858-1909) |
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| Fort Fairfield orthophotos 2003 (ORTHO_FF) |
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Penobscot Bay Low Tide 1982-3 |
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| GeoLibrary orthophotos 1' 2003-2005 (ORTHO_1F) |
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Piscataqua River orthophotos 2008 |
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| GeoLibrary orthophotos 2' 2003-2005 (ORTHO_2F) |
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Portland orthophotos 2006 |
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| GeoLibrary orthophotos 2012 (10/24/2012) |
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Rockland orthophotos 2007 |
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| GeoLibrary orthophotos 2013 (12/9/2013) |
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Skowhegan orthophotos 2011 |
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| GeoLibrary orthophotos 2014 (10/29/2014) |
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South coast orthophotos 2008 |
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| GeoLibrary orthophotos 2015 |
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South Portland orthophotos 2005 |
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| GeoLibrary orthophotos 2016 |
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SPOT satellite imagery* 1998-2001 |
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| GeoLibrary orthophotos 2017 |
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SPOT-5 satellite imagery* 2004 |
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| GeoLibrary orthophotos 2018 |
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USGS topo maps (DRGCLIP) |
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| Imperviousness - MELCD 2004 (IMPERV) |
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USGS topo maps 2011 |
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| Imperviousness Change 2003-2007 |
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USGS topo maps 2014 (11/24/2014) |
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| Hampden orthophotos 2006 |
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USGS 1:24,000 topo map index (INDEX24) (3/29/2004) |
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| Houlton orthophotos 2004 |
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USGS 1:100,000 topo map index (INDEX100) (7/1/1999) |
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| Katahdin Lake orthophotos 2006 |
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USGS 1:250,000 topo map index (INDEX250) (7/1/1999) |
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| Kittery orthophotos 2006 |
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USGS 15' topo maps circa 1910 |
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| Landcover - MELCD 2004 (MELCD) |
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USGS 15' topo maps circa 1945 |
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| Lewiston orthophotos 1997 |
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York orthophotos 2005 |
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| Lewiston-Auburn orthophotos 2006 |
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York County orthophotos 2007 |
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Locations and geodetic networks
| Data Layer |
Download |
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Data Layer |
Download |
| Geographic Name Information System (GNIS) |
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Address locations - NG911 |
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Oceans and estuaries ⁄ Inland water resources
| Data Layer |
Download |
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Data Layer |
Download |
| Drainage Divides (MEDRDVD) |
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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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Wetland Characterizations (WETCHAR) (2/1/2005) |
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Transportation networks
| Data Layer |
Download |
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Data Layer |
Download |
| Airports |
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Retrograde Arterials (RETROART) (10/16/2003) |
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| Bridges |
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Roads - DOT (MEDOTPUBRDS) (05/24/2019) |
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| Mobility Corridors (MOBCORR) (1/16/2003) |
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Roads - NG911 |
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| Railroads |
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Utility and communication networks
| Data Layer |
Download |
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Data Layer |
Download |
