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Cover image for Reconnaissance of land-use sources of pesticides in drinking water, McKenzie River, Oregon

Reconnaissance of land-use sources of pesticides in drinking water, McKenzie River, Oregon

by Kelly, Valerie J.
2010
Format: Electronic

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Cover image for Concentrations and annual fluxes for selected water-quality constituents from the USGS National Stream Quality Accounting Network (NASQAN), 1996-2000

Concentrations and annual fluxes for selected water-quality constituents from the USGS National Stream Quality Accounting Network (NASQAN), 1996-2000

2001
Format: Electronic

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Cover image for Sources and transport of phosphorus and nitrogen during low-flow conditions in the Tualatin River, Oregon, 1991-93

Sources and transport of phosphorus and nitrogen during low-flow conditions in the Tualatin River, Oregon, 1991-93

by Kelly, Valerie J.
1999
Format: Microform

Location	Call #	Status
Joyner - Microforms B300	I 19.76:99-232	✔ Available

Cover image for Dissolved oxygen in the Tualatin River, Oregon, during winter flow conditions, 1991 and 1992

Dissolved oxygen in the Tualatin River, Oregon, during winter flow conditions, 1991 and 1992

by Kelly, Valerie J.
1996
Format: Book

Location	Call #	Status
Joyner - Microforms B300	I 19.76:95-452	✔ Available