White Bird Wastewater Collection System Project

White Bird Wastewater Collection System Project

The City of White Bird, located in Idaho County, is preparing to rebuild and update the city’s wastewater collection system.  The collection system will include prioritized improvements, with additional improvements to be completed if the budget allows.  The project area includes 5,800 linear feet of collection system pipeline to replace existing pipeline and 22 manholes.  […]

Columbia School District Sewer Project

Columbia School District Sewer Project

The Port of Walla Walla will decommission the existing Columbia School District’s multiple septic tanks and connecting to the Burbank Business Park sewer system.  The Columbia School District is located in Burbank, Walla Walla County, Washington.  The area of potential effect includes 4,100 feet of pipeline and potential effluent meter station; and lies within portions […]

Burbank Sewer Crossing Project, Franklin and Walla Walla Counties, Washington

Burbank Sewer Crossing Project, Franklin and Walla Walla Counties, Washington

The Port of Walla Walla is constructing a new sanitary line between the Burbank Business Park and the City of Pasco to convey wastewater collected from businesses in the heavy and light industrial areas of the Burbank Business Park, and the Burbank School District.  The wastewater will be treated at the City of Pasco’s wastewater […]

City of Tonasket Water and Sewer System Improvements Project

City of Tonasket Water and Sewer System Improvements Project

The City of Tonasket plans utility improvements including extension of the city sewer system, and replacement of the existing city water system into the Bonaparte Creek area, and improvements to the City’s water system in other parts of Tonasket. The project includes installation of new gravity sewer pipe and manholes, water mains, fire hydrants, service […]

Toppenish Phase II Sewer Main Replacement

Toppenish Phase II Sewer Main Replacement

A survey of approximately 30,000 feet of sewer route in Toppenish, Washington was undertaken to determine whether adverse affects to any cultural resources would be caused by a proposed replacement of sewage line.  Background research demonstrated the presence of two buildings listed on the National Registry of Historic Places, five buildings on the Washington State […]

Terrace Heights Sewer District System Improvements

Terrace Heights Sewer District System Improvements

Plateau Archaeological Investigations conducted a cultural resource survey for the proposed Terrace Heights Sewer District Improvements Project in Yakima, Washington.  A history of residential construction, road building (e.g., paving, ditches, and bridges), and underground utility installations (e.g., sewer and water) has left the Project Area heavily disturbed.  In fact, construction of the SR 24 bridge […]

Lind Wastewater Treatment Facility Improvements Project

Lind Wastewater Treatment Facility Improvements Project

Plateau Archaeological Investigations completed the cultural resource survey for the proposed wastewater facility improvements project in the Town of Lind.  Lind is seeking funding from Rural Development, USDA for the project and as such must consider cultural resource impacts in accordance with Section 106 of the National Historic Preservation Act.  The proposed project includes modification […]

Ione Wastewater Treatment Facility Project

Ione Wastewater Treatment Facility Project

The Town of Ione is upgrading its wastewater treatment lagoons to meet current outfall requirements and to address other problems which may have developed since the facility was built.  The area of potential effect covers approximately 20 acres.  The work will be done under the requirements of the Washington State Department of Ecology.  There is […]

Rock Island Sanitary Sewer Collection System

Rock Island Sanitary Sewer Collection System

The City of Rock Island planned to build a wastewater collection system and municipal wastewater treatment facility.  There are three non-contiguous areas of the project: a 5.8-acre parcel proposed for the future site of the wastewater treatment plant, a 31,000-foot long sewer line collection system that will be installed within the right of way of […]

Wilbur Wastewater Treatment Plant Improvements Project

Wilbur Wastewater Treatment Plant Improvements Project

The Town of Wilbur plans upgrades to the wastewater collection and treatment system.  The proposed project includes the reconfiguration of existing treatment lagoon cells, construction of a treatment plant facility structures, installation of a new outfall line, and installation of a new force main line.  The USDA Rural Development is providing partial funding for this […]

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