Found 57 datasets matching filters.
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NOTE: This dataset is no longer updated. Due to a change in databases, overflows after after January 31, 2023 are reported at...
Search relevance: 1.00 | Views last month: 7 | Published on: 2025-08-02 -
Maryland Department of the Environment (MDE) Water and Science Administration (WSA) Enforcement Actions
Search relevance: 1.00 | Views last month: 4 | Published on: 2026-04-20 -
This is a MD iMAP hosted service. Find more information on http://imap.maryland.gov. The MD_Surface_Waters Feature Dataset includes 7 feature classes that geospatially depict the surface water...
Search relevance: 1.00 | Views last month: 4 | Published on: 2025-08-02 -
Maryland Department of the Environment - Air and Radiation Administration (ARA) Compliance
Search relevance: 1.00 | Views last month: 3 | Published on: 2026-04-20 -
Maryland Department of the Environment (MDE) Water and Science Administration (WSA) compliance data for past 5 years
Search relevance: 1.00 | Views last month: 3 | Published on: 2026-04-20 -
MDE Water and Science Administration (WSA) Violations Story
Search relevance: 1.00 | Views last month: 2 | Published on: 2025-08-02 -
Maryland 8-Hour Ozone Concentrations Exceeding 2008 Health-Based Standard in ppb, Finalized Data. In 2008 EPA set the ozone standard to 75 ppb. High levels of ozone can cause health effects...
Search relevance: 1.00 | Views last month: 1 | Published on: 2025-11-29 -
This is a MD iMAP hosted service. Find more information on http://imap.maryland.gov. The MD_Surface_Waters Feature Dataset includes 7 feature classes that geospatially depict the surface water...
Search relevance: 1.00 | Views last month: 1 | Published on: 2025-08-02 -
Maryland Department of the Environment (MDE) - Water and Science Administration (WSA) Incidents Story
Search relevance: 1.00 | Views last month: 1 | Published on: 2025-08-02 -
This is a MD iMAP hosted service. Find more information on http://imap.maryland.gov. The MD_Surface_Waters Feature Dataset includes 7 feature classes that geospatially depict the surface water...
Search relevance: 1.00 | Views last month: 1 | Published on: 2025-08-02 -
Discharge monitoring reports (DMRs) and monthly operating reports (MORs) for the 58 major WWTPs, 215 minor WWTPs, and 10 major industrial point sources within the State of Maryland and are stored...
Search relevance: 1.00 | Views last month: 1 | Published on: 2025-11-29 -
MDE ARA Inspection
Search relevance: 1.00 | Views last month: 1 | Published on: 2025-08-02 -
Air and Radiation Administration violation data
Search relevance: 1.00 | Views last month: 1 | Published on: 2025-08-02 -
Maryland Department of the Environment - Air and Radiation Administration (ARA) Violation
Search relevance: 1.00 | Views last month: 1 | Published on: 2026-04-20 -
Maryland 8-Hour Ozone Concentrations Exceeding 2008 Health-Based Standard in ppb, Finalized Data. In 2008 EPA set the ozone standard to 75 ppb. High levels of ozone can cause health effects...
Search relevance: 1.00 | Views last month: 1 | Published on: 2025-11-29 -
MDE Water and Science Administration (WSA) Inspection Story
Search relevance: 1.00 | Views last month: 1 | Published on: 2025-08-02 -
This is a MD iMAP hosted service. Find more information on http://imap.maryland.gov. The MD_Surface_Waters Feature Dataset includes 7 feature classes that geospatially depict the surface water...
Search relevance: 1.00 | Views last month: 1 | Published on: 2025-08-02 -
Permits issued by the Maryland Department of the Environment's Air and Radiation Administration (description updated 2/17/2023)
Search relevance: 1.00 | Views last month: 1 | Published on: 2025-08-02 -
Maryland Department of the Environment (MDE) - Water and Science Administration (WSA) Complaints
Search relevance: 1.00 | Views last month: 1 | Published on: 2026-04-20 -
This is a MD iMAP hosted service. Find more information on http://imap.maryland.gov. The DFIRM Database presents the flood risk information depicted on a given Flood Insurance Rate Map (FIRM) in a...
Search relevance: 1.00 | Views last month: 1 | Published on: 2025-08-02
