Proficiency Testing Schedule

Listed below are the dates of RTC quarterly studies.

Wastewater (view product list)
WP18-1 January 17 – March 2, 2018
WP18-2 March 28 – May 11, 2018
WP18-3A May 16 – June 29, 2018
WP18-3B July 11 – August 24, 2018
WP18-4 Sept 26 – November 9, 2018
WP18-5 Nov 21- Jan 4, 2019
WP19-1 January 16 – March 1, 2019
WP19-2 March 27 – May 10, 2019
WP19-3A May 15 – June 28, 2019
WP19-3B July 10 – August 23, 2019
WP19-4 September 25 – November 8, 2019
WP19-5 November 20 – January 3, 2020
 
Drinking Water (view product list)
WS18-1 January 17 – March 2, 2018
WS18-2 March 28 – May 11, 2018
WS18-3 July 11 – August 24, 2018
WS18-4 Sept 26 – November 9, 2018
WS19-1 January 16 – March 1, 2019
WS19-2 March 27 – May 10, 2019
WS19-3 July 10 – August 23, 2019
WS19-4 September 25 – November 8, 2019
 
Soils (view product list)
LPTP18-S1 January 31 - March 16, 2018
LPTP18-S2 April 11 – May 25, 2018
LPTP18-S3 July 25 – Sept 7, 2018
LPTP18-S4 Oct 10 – Nov 23, 2018
LPTP19-S1 January 30 - March 15, 2019
LPTP19-S2 April 10 – May 24, 2019
LPTP19-S3 July 24 – September 6, 2019
LPTP19-S4 October 9 – November 22, 2019
 
Air (view product list)
AIR18-2 April 11 – May 25, 2018
AIR18-4 Oct 10 – Nov 23, 2018
AIR19-2 April 10 – May 24, 2019
AIR19-4 October 9 – November 22, 2019
 
Quick-Turn (learn more)
Quick-Turn Study – (non-scheduled proficiency test that is available at any time)