ABSTRACT
After collection, the sampler should enter on a sample information form, in indelible ink, the following information:
Name of system (public water system site identification number, if available)
Sample identification (if any) Sample site location Sample type (e.g. routine distribution system sample, repeat sample,
raw or process water, other special purpose sample) Date and time of collection Analysis required Disinfectant residual Name of sampler and organization (if not the water system) Sampler’s initials Person(s) transporting the samples from the system to the laboratory
(if not the sampler) Transportation condition (e.g. <10C, protection from sunlight). If a
commercial shipper was used, shipping records should be available. Any remarks
Sample collectors and laboratories must follow applicable State regulations pertaining to chain-of-custody. An example of such a plan is provided in Appendix A.
