SDC JE-8026

What is a Data Registry? v A place to keep facts about characteristics of data that are necessary to clearly describe, inventory, analyze, and classify data v Supports data sharing with cross-system and cross-organization descriptions of common units of data v Assists users of shared data to have common understanding of the meaning, representation, and identification of a unit of data

SDC JE-8026 What is the EDR? It is a single, comprehensive, authoritative source of information about environmental data. The EDR is available electronically via the World Wide Web.

SDC JE-8026 Goals of the EDR v Provide a source of well-formed data elements and value domains v Promote the reuse of well-formed data in Agency systems and beyond v Enable data sharing, data integration, and data comparability v Provide a metadata repository - a central information source about Agency data

Environmental Data Registry Dictionary: information on data names, definitions, formats, and relationships Directory:organizations responsible for the data Reference Book: descriptions of the data Road Map: location and relationship information SDC JE-8026

Software Architecture Environmental Data Registry Oracle Database Dynamically Generated HTML Netscape 3.0 Enterprise Server DEC Alpha 4100 Browser (3.0.18) EDR

SDC JE-8026 Registry Name: Facility Name Definition: The name of a facility or complex facility Identifier: 5720 Version Number: 1 Administrative Status: Draft Registration Status: Certified Maximum Character Count: 50 Datatype: Alphanumeric Document Information: Envirofacts Locational Reference Tables, Version 2.1, Data Modeling Report, 02/05/97; Facility Identification Initiative, Interim Final Recommendations Draft, 12/08/97 EDR Data Element Example

SDC JE-8026 The EDR Already Contains v Geopolitical units v Mailing and physical addresses v Hydrologic unit codes (HUC) v Standard Industrial Classification / North American Industry Classification System (SIC/NAICS) codes v Locational data elements v Facility ID standard data elements v Chemical standard data elements

SDC JE-8026 Future Additions to the EDR v EPA-application data elements u Envirofacts v Biological taxonomy data elements v Government Information Locator System (GILS) data elements v Groundwater data elements

SDC JE-8026 Implementation Issues and Challenges v Conformance with ISO/IEC v Evolution from original vision to current strategy v Populating the registry v Foreign concept of “reuse” v Long-term resource commitment

SDC JE-8026 For information please contact: Marian Cody US EPA 401 M Street, SW Washington, DC (202) SDC JE-8026

no Identify Need for Standard Look at Existing Standards Standard Development Meetings Reach Consensus, Submit as Interim Standard Develop Business Rules Submit for Approval Business Rules & Final Standard yes no Promulgation in EDR Review Standard yes no Final Standard Approved EPA Data Standards Process Candidate Final Interim Promulgation in EDR & Review Issue Resolution Retire Update Interim Standard Approved yes Standard Development Approved Propose Candidate Standard Continue Standard yes SDC JE-8026