The scheme consists of 2 programs of natural water and 12 months of freeze dried check samples. Individual programs can also be purchased separately.

Program Number and Date Sample Type

Tests Offered

P4 April Freeze dried Cooling Water

Legionella count and discrimination between

L. pneumophila and other species

Plate count 21ºC

Plate count 37ºC

P7 October Freeze dried Cooling Water

Legionella count and discrimination between

L. pneumophila and other species

Plate count 21ºC

Plate count 37ºC

CSP (operates from May until the following April) Freeze dried check sample program

total plate count

plate count at 21ºC

count of coliforms

count of E.coli

count of yeasts and moulds

count of coagulase positive Staphylococcus

count of Clostridium

count of Pseudomonas species

count of Pseudomonas aeruginosa

Thermo-tolerant (faecal) coliform count

Enterococcus count

Faecal Streptococcus count

XPT Generic freeze dried check sample program Salmonella presence/absence

Vibrio cholerae and Vibrio species identiification

Campylobacter presence/absence

Yersinia presence/absence

P4 and P7 each consist of three samples. For the check sample program (CSP), there are 12 freeze dried samples. One sample is re-constituted every month and tested for set parameters. Results are submitted, and a summary report is provided after each round. These programs are designed to provide timely, essential information concerning your performance in the required tests.