Laboratory Proficiency Testing
New York State Department of Health Potable and Non Potable Water Studies
All results in pdf format.
Non Potable Water Studies:
- Summer 2009 Results || Winter 2009 Results
- Summer 2008 Results || Winter 2008 Results
- Summer 2007 Results || Winter 2007 Results
- Summer 2006 Results || Winter 2006 Results
- Summer 2005 Results || Winter 2005 Results
- Summer 2004 Results || Winter 2004 Results
- Summer 2003 Results || Winter 2003 Results
- Summer 2002 Results
Potable Water Studies:
- NYSDOH Fall 2003 Potable Water results
- NYSDOH Spring 2003 Potable Water results
- NYSDOH Fall 2002 Potable Water results
- NYSDOH Spring 2002 Potable Water results
Branch of Quality Assurance (BQS) Studies
Note: The NWQL is Lab 1 in all BQS studies.
Environment Canada Proficiency Testing Studies
- Summer 2009 Trace Elements ||Summer 2009 Major Ions and Nutrients
- Winter 2008
Note: The code for NWQL is 069 in Environment Canada studies.
For inquiries contact: Jeanne Hatcher (jhatcher@usgs.gov)
