a aÉREMARKCODEC2REMARKDESCC– $ unknown 0 unknown 1 unknown 2 unknown 3 unknown 4 unknown 5 unknown 6 unknown 7 unknown 8 unknown 9 unknown A Value is the mean of 2 or more determinations B Results based upon colony counts outside the acceptable range C Value is calculated D Field measurement E Extra samples taken at composite station G Maximum of 2 or more determinations J Estimated value, not accurate K Actual value is less than the value given L Actual value is known to be greater than the value given M Presence verified, but not quantified; OR negative value O unknown R Significant rain in past 48 hours S Laboratory test T Value reported is less than "criteria of detection" U Analyzed for, but not detected