US Geological Survey Reports

USGS REPORTS & FACT SHEET AVAILABLE

Hydrogeologic and Geochemical Investigations of Ground-Water near La Pine, Oregon

Fact Sheet Available: This document is a 6-page publication that answers common questions about the effects of on-site systems on water quality in the La Pine area. The Fact Sheet summarizes results from USGS studies and is titled, "Questions and answers about the effects of septic systems on water quality in the La Pine area, Oregon."

The Fact Sheet can be accessed at http://pubs.usgs.gov/fs/2007/3103/.

The full citation for the report is:

Williams, J.S., Morgan, D.S., and Hinkle, S.R., 2007, Questions and answers about the effects of septic systems on water quality in the La Pine area, Oregon:

U.S. Geological Survey Fact Sheet 2007-3103, 6 p.

USGS News Release (11-05-07): The USGS report, "Evaluation of approaches for managing nitrate loading from on-site wastewater systems near La Pine, Oregon" has been released and is available online.

The full citation for the report is:

Morgan, D.S., Hinkle, S.R., and Weick, R.J., 2007, Evaluation of approaches for managing nitrate loading from on-site wastewater systems near La Pine, Oregon: U.S. Geological Survey Scientific Investigations Report 2007-5237, 64 p.

The USGS report, "Ground Water Redox Zonation near La Pine, Oregon: Relation to River Position within the Aquifer-Riparian Zone Continuum" has been released and is available online.

The full citation for the report is:

Hinkle, S.R., Morgan, D.S., Orzol, L.L., and Polette, D.J., Ground water redox zonation near La Pine, Oregon - Relation to River Position within the Aquifer-Riparian Zone Continuum: U.S. Geological Survey Scientific Investigations Report 2007-5239, 30 p.

Organic Wastewater Compounds, Pharmaceuticals, and Coliphage in Ground Water Receiving Discharge from Onsite Wastewater Treatment Systems near La Pine, Oregon: Occurrence and Implications for Transport (Scientific Investigations Report 2005-5055)

is available online.

By Stephen R. Hinkle, Rodney J. Weick (Oregon Department of Environmental Quality), Jill M. Johnson (Deschutes County Environmental Health Division), Jeffery D. Cahill, Steven G. Smith, and Barbara J. Rich (Oregon Department of Environmental Quality)

Prepared in cooperation with the Oregon Department of Environmental Quality and the Deschutes County Environmental Health Division

Printed copies of reports and fact sheets can be obtained from the USGS Oregon Water Science Center, 2130 SW 5^th Ave., Portland, OR 97201, telephone 503-251-3200, e-mail

info-or@usgs.gov.

Information about water quality studies in the La Pine area, including links to publications and data, can also be accessed online.

Little Deschutes River