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Table 2 Geocoding Results after E911 Conversion.

From: Geocoding rural addresses in a community contaminated by PFOA: a comparison of methods

   TeleAtlas ArcView/NAVTEQ
Address status N Error1 N (%)2 Error1 N (%)2
Converted
Pre-E911 Street
35 373 (204, 629) 20 (57%) 20 (15, 58) 35 (100%)
Converted
Rural Route Boxes
24 280 (80, 2362) 11 (46%) 60 (24, 200) 24 (100%)
Total Addresses3 135 188 (77, 434) 85 (63%) 39 (16, 73) 130 (96%)
  1. 1Positional errors are presented as median distance (25th, 75th percentile) in meters between geocoded location and GPS measurements.
  2. 2Represents the number of successfully geocoded addresses and the percent (%).
  3. 3Includes the results for the 71 self-reported post-E911 street addresses and the 2 self-reported pre-E911 street addresses that were not converted. The 1 PO Box was not geocoded by either method.