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MICROSOFT BUILDING 127 SIDE B
4400 148TH AVENUE NE Side B REDMOND WA 98053
GIS latitude:
47.6492330009391
GIS longitude:
-122.141744
Ecology region:
NWRO
County:
King
Location description:
Legislative district:
48
Congressional district:
1
WRIA:
8
Tribal land:
N
Alternate names
Also known as
MICROSOFT BUILDING 127 SIDE B
Interactions for this facility/site
Interaction Interaction description Ecology program Ecology program contact Program ID Start date End date
Hazardous Waste Generator Facilities that generate any quantity of a dangerous waste.  They may be classified as SQG, MQG, or LQG depending on hazardous waste generated for a given month. HAZWASTE (800) 874-2022
WA-RCRAInfo@ecy.wa.gov
WAY000203679 6/22/2026
NAICS codes for this facility
Code Description
SIC codes for this facility
Code Description