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District Map

The District boundary area includes about 10 square miles.

The District’s coverage area is generally bounded by the  Puget Sound and 4th Avenue South to west, Des Moines Way South and  Marine View Drive, SeaTac Airport to the north near 188th Street and  South 176th Street, Interstate 5 to the east, and South 276th Street to the south.

District Map 
Midway Sewer District Mainlines Map
Surrounding Districts 
Map of Midway and Surrounding Districts