C	Continuous	Samples collected continuously
G	Grab	Samples are collected as a grab.  The number comprising the sample may or may not be reported.  If the number comprising the sample is reported the number will be stored in the Composite Grab Number column of the Sample table.
B	None of the above	Samples are not collected continuously or as a grab.  STORET used this code for replicate samples.
P	Form 2C Data	Permit related data from Form 2C
