EMSWCD » Listing» USAg Analytical Services, Inc.USAg Analytical Services, Inc. Return to DirectoryCategorySoil TestingAgricultural soil analysisAddress1320 E Spokane St.CityPascoStateWAZip99301Phone Number509-547-3838Leave a Reply Cancel replyYour email address will not be published. Required fields are marked *Comment *Name * Email * Website