NOTICE: ANNOUNCEMENT OF AVAILABILITY OF APPLICATION

| January 24, 2013 12:00 PM

Microsoft has applied for renewal of its State Waste Discharge Permit (SWDP) in accordance with the provisions of Chapter 90.48 Revised Code of Washington (RCW), Chapter 173-216 Washington Administrative Code (WAC).

PERMIT NO.: ST-8102

APPLICANT: Microsoft

One Microsoft Way

Redmond, WA 98052

FACILITY: Columbia Data Center

501 Port Industrial Parkway

Quincy, WA 98848

Microsoft presently owns and operates a data center facility that discharges wastewater to the City of Quincy Wastewater Treatment Plant with a maximum daily flow limit of 200,000 gallons per day. The wastewater, following treatment, must meet the requirements of the Washington State Water Pollution Control Act and applicable regulations for a permit to be issued.

The Department of Ecology is proposing to renew the permit and is hereby issuing public notice of its intent. Interested persons are invited to submit their name, address, and comments regarding this permit to:

Water Quality Permit Coordinator

Department of Ecology

Eastern Regional Office

4601 N. Monroe Street

Spokane, WA 99205

E-mail comments should be sent to Cynthia Wall at cywa461@ecy.wa.gov.

All respondents to this notice will receive a copy of the draft permit and fact sheet before the final permit is issued.

Ecology is an equal opportunity agency. If you need this publication in an alternate format, please contact us at (509) 329-3455 or TTY (for the speech and hearing impaired) at 711 or 1-800-833-6388.

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Pub.: January 24 & 31, 2013