Narrative:

On approach to runway 10L at pdx; tower advised of traffic in the pattern at pearson field (vuo). This airport is directly in line with the approach path of 10L. On final; TCAS gave out three TA warnings.

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Original NASA ASRS Text

Title: B737 First Officer reported three TA alerts while on approach to Runway 10L at PDX due to pattern work at VUO.

Narrative: On approach to Runway 10L at PDX; Tower advised of traffic in the pattern at Pearson Field (VUO). This airport is directly in line with the approach path of 10L. On final; TCAS gave out three TA warnings.

Data retrieved from NASA's ASRS site 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.