| SAMP_SAMPLE_DATE | DETE_DESC | MEAS_SIGN | MEAS_RESULT | UNIT_SHORT_DESC |
| 05-Oct-01 | CHLORTHAL | < | 0.01 | ug/l |
| 08-Jan-02 | CHLORTHAL | < | 0.01 | ug/l |
| 19-Mar-02 | CHLORTHAL | < | 0.01 | ug/l |
| 20-Jun-02 | CHLORTHAL | < | 0.01 | ug/l |
| 26-Sep-02 | CHLORTHAL | < | 10 | ug/l |
| 31-Jan-05 | CHLORTHAL | < | 0.01 | ug/l |
| 04-Nov-05 | CHLORTHAL | < | 0.01 | ug/l |
| 30-Jan-06 | CHLORTHAL | < | 0.012 | ug/l |
| 01-Aug-06 | CHLORTHAL | < | 0.012 | ug/l |
| 03-Nov-06 | CHLORTHAL | < | 0.012 | ug/l |