Schedules

Schedule - Environmental

Legionella Proficiency Test Studies

2021 
Study Number Study Opens Study Closes
LP-017 Jan. 13, 2021 Feb. 26, 2021
LP-018 April 13, 2021 May 27, 2021
LP-019 July 7, 2021 Aug. 20, 2021
LP-020 Oct. 13, 2021 Nov. 26, 2021

Non-Potable Water (NPW) Proficiency Test Studies

*Denotes Full Organic & Inorganic Studies. The others are Inorganic Only PT Studies.

2021 NPW
Study Number Study Opens Study Closes
WP-271* Jan. 13, 2021 Feb. 26, 2021
WP-272 Feb. 23, 2021 April 8, 2021
WP-273* April 12, 2021 May 26, 2021
WP-274 May 4, 2021 June 17, 2021
WP-275* July 14, 2021 Aug. 27, 2021
WP-276 Aug. 3, 2021 Sept. 16, 2021
WP-277 Sept. 1, 2021 Oct. 15, 2021
WP-278* Oct. 11, 2021 Nov. 24, 2021
WP-279 Nov. 2, 2021 Dec. 16, 2021

National Pollutant Discharge Elimination System (NPDES) annual Discharge Monitoring Report-Quality Assurance (DMR-QA) Proficiency Test Study

2021 DMRQA Study
Study Number Study Opens Study Closes
DMRQA-41 April 23, 2021 Aug. 27, 2021

Drinking Water Proficiency Test Studies – WS

2021
Study Number Study Opens Study Closes
WS-125 Jan. 6, 2021 Feb. 19, 2021
WS-126 April 14, 2021 May 28, 2021
WS-127 July 7, 2021 Aug. 20, 2021
WS-128 Oct. 13, 2021 Nov. 26, 2021

Soil Proficiency Test Studies – SM

2021
Study Number Study Opens Study Closes
SM-128 Feb 3. 2021 March 19, 2021
SM-129 March 31, 2021 May 14, 2021
SM-130 Aug. 17, 2021 Sept. 30, 2021
SM-131 Oct. 19, 2021 Dec. 2, 2021

Drinking Water Microbiological Proficiency Test Studies – MS

2021
Study Number Study Opens Study Closes
MS-207* Feb. 2, 2021 March 3, 2021
MS-208* March 2, 2021 March 31, 2021
MS-209 April 5, 2021 May 4, 2021
MS-210* May 4, 2021 June 2, 2021
MS-211* June 1, 2021 June 30, 2021
MS-212 July 6, 2021 Aug. 4, 2021
MS-213* Aug. 2, 2021 Aug. 31, 2021
MS-214* Sept. 1, 2021 Sept. 30, 2021
MS-215 Oct. 5, 2021 Nov. 3, 2021
MS-216* Nov. 1, 2021 Nov. 30, 2021
MS-217* Dec. 1, 2021 Dec. 30, 2021
*MIC-002, MIC-006, MIC-007 & MIC-009 are not available in these studies.

Non-Potable Water (NPW) Microbiological Proficiency Test Studies

2021
Study Number Study Opens Study Closes
MP-184 Jan. 12, 2021 Feb. 25, 2021
MP-185 March 10, 2021 April 16, 2021
MP-186 April 7, 2021 May 21, 2021
MP-187 July 12, 2021 Aug. 25, 2021
MP-188 Sept. 14, 2021 Oct. 28, 2021
MP-189 Oct. 6, 2021 Nov. 19, 2021

Underground Storage Tank (UST) Proficiency Test Studies

2021
Study Number Study Opens Study Closes
UST-103 Feb. 3, 2021 March 19, 2021
UST-104 March 31, 2021 May 14, 2021
UST-105 Aug. 17, 2021 Sept. 30, 2021
UST-106 Oct. 19, 2021 Dec. 2, 2021

Schedule - Food & Agriculture

Food Microbiology Proficiency Test Studies – FM

 

2021
Study Number Study Opens Study Closes
FM-0221 Feb. 23, 2021 April 8, 2021
FM-0521 May 11, 2021 June 24, 2021
FM-0821 Aug. 10, 2021 Sept. 23, 2021
FM-1121 Nov. 2, 2021 Dec. 16, 2021

Food Chemistry Proficiency Test Studies – FC

 

2021
Study Number Study Opens Study Closes
FC-0221 Feb. 23, 2021 April 8, 2021
FC-0521 May 11, 2021 June 24, 2021
FC-0821 Aug. 10, 2021 Sept. 23, 2021
FC-1121 Nov. 2, 2021 Dec. 16, 2021

Hemp Proficiency Test Studies

2021
Study Number Study Opens Study Closes
HEMP-0321 March 16, 2021 April 29, 2021
HEMP-0921 Sept. 21, 2021 Nov. 4, 2021

USP Proficiency Test Studies

2021-2022
Study Number Study Opens Study Closes
PH-0921 Sept 20, 2021 Dec 10, 2021
PH-0122 Jan 17, 2022 Mar 30, 2022
PH-0422 Apr 18, 2022 Jun 9, 2022