Publication Summary

Title

Bingen-White Salmon Wastewater Treatment Plant Class II Inspection

Month-Year PublishedFebruary 1991
Online Availability
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Short Description

Ecology's Compliance Monitoring Section conducted a Class II Inspection of the Bingen-White Salmon wastewater treatment plant on February 20-21, 1990. The oxidation ditch plant was performing well and all permit conditions were met during the inspection.

(Also see abstract below)
Publication Number91-e12
Author(s)Glenn, N.
Print Availability
Request from the program.
Not maintained in stock. Copy must be made from archive version.
Number of pages 29 pp.
Keywords ammonia, effluent, monitoring, outfall, priority pollutant, salmon, site investigation, wastewater treatment plant, water, water quality
Subject Waterbodies
Columbia River
map of Washington state showing locations of subject waterbodies
Abstract Long Description

Ecology's Compliance Monitoring Section conducted a Class II Inspection of the Bingen-White Salmon wastewater treatment plant on February 20-21, 1990. The oxidation ditch plant was performing well, and all permit conditions were met during the inspection.

Effluent total ammonia concentration exceeded the freshwater chronic EPA water quality criteria. Very few priority pollutants were detected in the effluent and sludge. The aerobic digester is undersized, and sludge is not receiving adequate treatment before disposal. The plant appears to be at or near 85 percent of waste load capacity. Suggestions were made concerning the procedure used to take composite samples, excessive chlorine residual, location of the outfall, and sludge disposal considerations.

This page last updated May 18, 2009