Datasets
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Parcel Points
This is a comprehensive point theme that incorporates parcel ownership and address information, parcel valuation information and basic information about the land and... -
Maryland Department of the Environment - Land Management Administration (LMA) - Solid Waste Program - Compliance
Maryland Department of the Environment - Land Management Administration (LMA) - Solid Waste Compliance -
Maryland Foreclosure Notice Data by County
Provides monthly totals of Notices of Intent (NOI), Notices of Foreclosure (NOF), and Foreclosure Property Registrations (FPR) for Maryland Counties as reported to the Office of... -
WMATA Metro Bus Stops
Metrobus provides more than 400,000 trips each weekday serving 11,500 bus stops in the District of Columbia, Maryland, and Virginia. Metrobus is the sixth busiest bus agency in... -
Maryland Department of the Environment - Air and Radiation Administration (ARA) Compliance
Maryland Department of the Environment - Air and Radiation Administration (ARA) Compliance -
Power Outages - County
Contains aggregated power outage data by County. Limited historical record inventory. Designed for and consumed by the MEMA Power Outage web application. -
Maryland Department of the Environment - Land Management Administration (LMA) - Solid Waste Program - Violation
Maryland Department of the Environment (MDE) - Land Management Administration (LMA) Solid Waste Program - Violation -
Power Outages - Provider Feed Status
Contains information on the power provider feeds. Data indicates the response code for the various feeds as well as the data created date. Limited historical record inventory.... -
MD MDOT/MVA Electric and Plug-in Hybrid Vehicle Registrations by Zip Code as of Each Month End
Total number of electric and plug-in hybrid vehicle registrations by zip code as of each month end from July 2020 to October 2025. -
Maryland Department of the Environment - Land Management Administration (LMA) - Solid Waste Program - Permits
Maryland Department of the Environment - Land Management Administration (LMA) - Solid Waste Permits -
Reported Sewer Overflows (New for 2023)
This report has replaced the https://opendata.maryland.gov/Energy-and-Environment/Reported-Sewer-Overflows/3rgd-zjxx/about_data Reported Sewer Overflows. This report contains... -
Maryland Department of the Environment - LMA Resource Management Program, Animal Feeding Operations Division(AFO) - Permits
Maryland Department of the Environment - LMA Resource Management Program, Animal Feeding Operations Division(AFO) Permits -
MMP Loans Purchased By County FY 13
Maryland Mortgage Program (MMP), a program offered by the Community Development Administration (CDA), a part of the Maryland Department of Housing and Community Development... -
Maryland Department of the Environment - Air and Radiation Administration (ARA) Permits
Maryland Department of the Environment - Air and Radiation Administration (ARA) Permits -
MDOT/MVA Electric and Plug-in Hybrid Vehicle Registrations by County as of each month end
Total number of electric and plug-in hybrid vehicle registrations by county as of each month end from July 2020 to October 2025. -
All Wireline Provider Coverage
Polygon layer displays areas where all types of wireline broadband service is available. -
Maryland Department of the Environment - Water and Science Administration (WSA) Enforcement Actions
Maryland Department of the Environment (MDE) Water and Science Administration (WSA) Enforcement Actions -
Power Outages - Zipcode
Contains aggregated power outage data by ZIP Code. Limited historical record inventory. Designed for and consumed by the MEMA Power Outage web application. -
Maryland Road Closures
Road Closures in the State of Maryland provided by Maryland Department of Transportation Coordinated Highways Action Response Team (MDOT CHART). Road Closures created by local...