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PA Department of Environmental Protection (DEP) Water Quality Network Station Location and Samples Data submitted to the Environmental Protection Agency (EPA) through the National Environmental Information Exchange Network for the national STORET data warehouse. Includes Monitoring Station location data and sample results from 2008 through June, 2017.

PA Department of Environmental Protection (DEP) Radon Test Result Data provided to the Environmental Protection Agency (EPA) through the National Environmental Information Exchange Network as requested, to State and Nationally Authorized Trading Partners. Data includes Radon Test Results measured value, test type, building location (where test was performed), county, city, zip code and date test was completed. Includes data from 1989 through March, 2017.

This dataset contains summary information on the status of authorizations under Department of Environmental Protection (DEP) Permit Decision Guarantee Policy that were outstanding in July 2017. The data maintains July 2017 as a baseline and shows DEP’s progress to issue or deny that specific group of authorizations. This was highlighted in DEP’s January 2018 Permitting Reform White Paper - located here:
http://files.dep.state.pa.us/LicensingPermitsCertification/PermitDecisionGuaranteePortalFiles/Permitting_Reform_01262018.pdf

The radon mitigation database keeps track of when mitigation has occurred at locations and of the levels of radiation reduction achieved. The data derived in the State of Pennsylvania is published and searchable online on the www.pa.gov website. This data will be updated annually for the prior calendar year in the first Quarter of the following year.

Safe Drinking Water Information System (SDWIS) is EPA’s national database that manages and collects public water system information from states, including reports of drinking water standard violations, reporting and monitoring violations, and other basic information. The data derived in the State of Pennsylvania is published and searchable online on the www.pa.gov website. This set contains the Water System Facility data, which will be updated annually for the prior calendar year in the first Quarter of the following year.

EPA's Emissions Inventory System (EIS) contains information about sources that emit criteria air pollutants (CAPs) and hazardous air pollutants (HAPs). The EIS includes estimates of annual air pollutant emissions from point, non-point, and mobile sources in the Pennsylvania counties. EPA collects information about emission sources and releases an updated version of the NEI database every three years. The data made available in the NEI are used for air dispersion modeling, regional strategy development, setting regulations, air toxins risk assessment, and tracking trends in emissions over time. The data derived in the State of Pennsylvania is published and searchable online on the www.pa.gov website.
This data will be updated annually for the prior calendar year in the first Quarter of the following year.

This is a link to the Department of Environmental Protection (DEP) Open Data Portal which is operated by DEP's Geospatial Data Center on an Esri platform.