Coso Hay Ranch Project

Coso Operating Company/Hay Ranch Hydrologic Monitoring

Sampling the waters at Coso Hot Springs Resort (1909-1943). Photo: Navy

 

Data contained herein are preliminary and subject to revision.

Quarterly Monitoring Reports

2018 2017 2016
           
2015 2013 2013
           
2012 2011 2010

2018 Monthly Monitoring Reports

2017 Monthly Monitoring Reports

2016 Monthly Monitoring Reports

2015 Monthly Monitoring Reports

2014 Monthly Monitoring Reports

2013 Monthly Monitoring Reports

2012 Monthly Monitoring Reports

2011 Monthly Monitoring Reports

2010 Monthly Monitoring  Reports

2009 Monthly Monitoring Reports

For more information about the Coso/Hay Ranch water monitoring program,
please contact the Inyo County Water Department at 760.878.0001.