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APCO Says FCC Should Drop Proposal for Vertical Axis for Calls to 911

APCO told the FCC it should drop plans to adopt a vertical location (z-axis) accuracy metric for calls to 911 and refocus on locating callers through dispatchable location. In March, commissioners approved a Further NPRM proposing a vertical location accuracy…

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metric of plus or minus 3 meters for 80 percent of indoor wireless calls to 911. Public safety officials raised concerns that the level of accuracy of the metric isn’t good enough and Commissioner Jessica Rosenworcel dissented (see 1903150067). APCO now said the metric wouldn't help first responders. “Adopting the proposed z-axis metric would be a bad outcome for public safety professionals and the communities they serve. Consistent with the path laid out by the 2015 Order, the Commission should forgo adoption of a metric and thereby require carriers to rely on dispatchable location solutions to comply with the vertical location rules,” APCO said in a filing posted Monday. “Should the Commission proceed with adopting a z-axis metric, it should at a minimum be delivered with a floor number.” Comments were due Monday in docket 07-114.