Reporter claims that RVR equipment is unreliable due to different readings between tower and TRACON.

Attributes
ACN	132727
Time
Date	198912
Day	Fri
Local Time Of Day	0601 To 1200
Place
Locale Reference	airport : msy
State Reference	LA
Environment
Flight Conditions	IMC
Light	Daylight
Aircraft 1
Controlling Facilities	tracon : msy
Person 1
Affiliation	government : faa
Function	controller : approach
Qualification	controller : radar
ASRS Report	132727
Events
Anomaly	other anomaly other
Independent Detector	other controllera
Resolutory Action	none taken : unable
Consequence	Other
Supplementary
Air Traffic Incident	other
Situations
ATC Facility	other physical facility

Narrative:

Facility RVR equipment is totally unreliable. TRACON equipment reading considerably different from tower equipment. Caused erroneous information to be passed to pilots. This has been an ongoing problem.

Original NASA ASRS Text

Title: REPORTER CLAIMS THAT RVR EQUIPMENT IS UNRELIABLE DUE TO DIFFERENT READINGS BETWEEN TWR AND TRACON.

Narrative: FACILITY RVR EQUIPMENT IS TOTALLY UNRELIABLE. TRACON EQUIPMENT READING CONSIDERABLY DIFFERENT FROM TWR EQUIPMENT. CAUSED ERRONEOUS INFO TO BE PASSED TO PLTS. THIS HAS BEEN AN ONGOING PROBLEM.

Data retrieved from NASA's ASRS site as of August 2007 and automatically converted to unabbreviated mixed upper/lowercase text. This report is for informational purposes with no guarantee of accuracy. See NASA's ASRS site for official report.