Cited from WOCE WHP Data Reporting Requirements (Rev. 1, July 1991) Table 3.9: Water Sample Quality Flag Definitions General: FLAG DEFINITION 1 = Sample for this measurement was drawn from water bottle but analysis not received. 2 = Acceptable measurement. 3 = Questionable measurement. 4 = Bad measurement. 5 = Not reported. 6 = Mean of replicate measurements (No. of replicates should be specified in the -.DES file and replicate data tabulated). 7 = Manual chromatographic peak measurement. 8 = Irregular digital chromatographic peak integration. 9 = Sample not drawn for this measurement from this bottle. NOTE: A,B,C,D,E,F = Investigator specific flags. Concise, accurate definitions must be included. Please check these flags before using in order to to avoid conflict with other investigators.