DATE TIME NOTES USER 06/30/04 0900 Cleared Rockweed from sensor. B. Sackmann 07/07/04 0900 Cleaned sensor face. Replaced tubing. B. Sackmann 07/08/04 1100 Reset data collection. Communication error. B. Sackmann 07/30/04 1300 Cleaned sensor face (Instrument out of B. Sackmann/D. Kallin water approx. 10-15 min.)