February 2020
« Jan    


CA Next Generation 9-1-1 (NG911) – GIS Involvement

What is NG911? Next Generation 9-1-1 (NG911) is an Internet Protocol (IP)-based system that allows digital information (e.g., voice, photos, videos, text messages) to flow seamlessly from the public, through the 9-1-1 network, and on to the 9-1-1 Call taker and on to Emergency Responders. NG911 provides advantages as a technology based solution, which uses […]

LA County’s Unified House Numbering System

After 11 years in the County, and many years dealing with addresses, I just learned about our Unified House Numbering System guidelines, which points to all of the relevant source information that we use to assign house numbers in the Unincorporated portion of the county. Many cities were incorporated after this was adopted in […]

Geocoding Service Patches

Esri has released two new service patches related to Geocoding.


ArcGIS 10.1 SP1 (Desktop, Engine) Batch Geocoding Results from Geocoding Service Patch


This patch addresses an issue encountered when batch geocoding against a geocoding service, the output attributes in the geocoded results may be associated with the incorrect input attributes. ArcGIS […]

CAMS False Match Update Progress

I wanted to provide an update regarding the Countywide Address Management System (click here for more information on CAMS).

The Registrar/Recorder County Clerk (RRCC) is working to transition the County’s main street centerline dataset from the licensed Thomas Brothers files to the Census Bureau’s TIGER file. “Owning” the data will support collaboration […]

Good article about updating 911 systems with better data

The County began maintaining its own GIS address data back in 2000. In its current iteration, the system to maintain it, the Countywide Address Management System (CAMS). has managed to achieve very good accuracy rates of over 99% of source data, but as the article forwarded to me from Glendale shows, I am thinking that […]