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Overview
Henderson County, North Carolina has been a GeoComm customer since
2005. In 2005, GeoComm, along with one of our business partners,
implemented GeoLynx 9-1-1 and GeoLynx Mobile. In 2006, Henderson
County added GeoLynx DMS and GeoLynx Sync. Prior to implementing
the public safety software, GeoComm completed a thorough map data,
9-1-1 database and MSAG analysis. This analysis depicted the
synchronization rate among the three primary components used in plotting
9-1-1 calls. The data was then enhanced to ensure wireline 9-1-1 calls
would plot accurately in GeoLynx 9-1-1.
In 2008 Henderson County again contacted GeoComm because they were
concerned with bringing their public safety GIS data together from different
sources, update schedules and formats, while still meeting their public
safety GIS data needs. They needed a qualified GIS and 9-1-1 Consultant
to assist in reviewing call plotting success, map data to database
synchronization, and 9-1-1 database and GIS workflows. The project
needed to be cost effective, organized, have a technically sound approach
to analyze current issues and overcome those obstacles while creating a
new GIS maintenance program. GeoComm’s GIS Consulting Services
were able to help achieve all of these goals, however the project had to be
approached with two primary objectives being completed on a quarterly
basis, a data report card and review the current process workflows.
Objective One: Data Report Card Analysis
GeoComm completed an initial Data Report Card to determine the level of
synchronization between the MSAG, Sample ALI, and GIS databases. By
performing several analysis of the databases GeoComm was able to
identify the level of synchronization with one another and check for
consistency within the databases. This analysis provided a listing of all
9-1-1 database records that were not MSAG valid and also listed 9-1-1
database records that did not match the map data.
Objective Two: Review of Current Process Workflows
Next, GeoComm reviewed the workflow processes related to maintaining
the 9-1-1 system between public safety, quality control/quality assurance,
and maintenance. GeoComm utilized feedback from Henderson County
and the Data Report Card Analysis to review existing workflows, provide
recommendations for improvement and offer suggestions on training
issues that would enhance their current processes.
The Results
Currently GeoComm’s GIS Consultants have organized Henderson
Counties GIS Maintenance Program so that a quarterly data report card
analysis on their GIS map data is performed. After analyzing the
components within each map data layer, the results are compiled into a
hard copy report and digital lists of errors are created and delivered to the
county. The lists of errors allow Henderson County officials to review each
possible issue individually. This quarterly review ensures the quality of the
map data remains at a high enough level to meet the needs of their public
safety GIS data.
"GeoComm has been a valued business partner of Henderson County
since 2005, providing professional assistance in analyzing and improving
our data to enable accurate plotting of emergency calls, and in reviewing
and helping us to improve our workflows. With the assistance of
GeoComm staff who provide ongoing periodic Data Report Cards and
monthly data packets, and with the effective use of GeoLynx DMS and
GeoLynx Sync software, we have obtained a high level of accuracy in the
data used to plot emergency calls. The expertise and knowledge of
GeoComm personnel in the fields of 9-1-1 and GIS enable them to provide
the support we need to be successful in meeting our public safety GIS
needs." Becky Snyder -Information Technology Director, Henderson
County, North Carolina.
About Henderson County
With a population of over 102,000 people, Henderson County covers 375
square miles in the Blue Ridge Mountains in the Southwest portion of
North Carolina.
Henderson County, North Carolina
NG9-1-1 GIS Maintenance
"GeoComm has been a valued business partner of Henderson County since 2005, providing
professional assistance in analyzing and improving our data to enable accurate plotting of
emergency calls, and in reviewing and helping us to improve our workflows. With the assistance
of GeoComm staff who provide ongoing periodic Data Report Cards and monthly data packets,
and with the effective use of GeoLynx DMS and GeoLynx Sync software, we have obtained a high
level of accuracy in the data used to plot emergency calls. The expertise and knowledge of
GeoComm personnel in the fields of 9-1-1 and GIS enable them to provide the support we need to
be successful in meeting our public safety GIS needs."
– Becky Snyder, Information Technology Director, Henderson County, North Carolina
Public Safety Consulting
Product Information