Back to Summary

Data Anomalies at USGS Site 01651000
September 2005
NW Branch Anacostia River near Hyattsville, MD

State standards:   Temperature <= 32.2°C   Turbidity <= 150 NTU   6.5 <= pH <=8.5

Parameter Date Value
pH 2005-09-02 12:45 8.7
pH 2005-09-02 13:00 8.8
pH 2005-09-02 13:15 8.8
pH 2005-09-02 13:30 8.9
pH 2005-09-02 13:45 9.1
pH 2005-09-02 14:00 9.3
pH 2005-09-02 14:15 9.4
pH 2005-09-02 14:30 9.4
pH 2005-09-02 14:45 9.4
pH 2005-09-02 15:00 9.2
pH 2005-09-02 15:15 8.9
pH 2005-09-02 15:30 8.8
pH 2005-09-02 15:45 8.7
pH 2005-09-03 12:15 8.7
pH 2005-09-03 12:30 8.8
pH 2005-09-03 12:45 9
pH 2005-09-03 13:00 9.1
pH 2005-09-03 13:15 9
pH 2005-09-03 13:30 9.1
pH 2005-09-03 13:45 9.1
pH 2005-09-03 14:00 9.2
pH 2005-09-03 14:15 9
pH 2005-09-03 14:30 8.9
pH 2005-09-03 14:45 8.8
pH 2005-09-03 15:00 8.7
pH 2005-09-04 12:30 8.6
pH 2005-09-04 12:45 8.7
pH 2005-09-04 13:00 8.9
pH 2005-09-04 13:15 8.9
pH 2005-09-04 13:30 9.1
pH 2005-09-04 13:45 8.8
pH 2005-09-04 14:00 8.9
pH 2005-09-04 14:15 8.75
pH 2005-09-04 14:30 8.6
pH 2005-09-04 14:45 8.6
pH 2005-09-05 13:00 8.8
pH 2005-09-05 15:00 8.6
pH 2005-09-05 15:15 8.6
pH 2005-09-05 15:30 8.6
pH 2005-09-05 15:45 8.6
pH 2005-09-05 16:00 8.6
pH 2005-09-05 16:15 8.6
pH 2005-09-06 13:30 8.7
pH 2005-09-06 14:15 8.7
pH 2005-09-06 14:30 8.9
pH 2005-09-06 14:45 8.9
pH 2005-09-06 15:00 8.8
pH 2005-09-06 15:15 8.8
pH 2005-09-06 15:45 8.6
pH 2005-09-06 16:00 8.8
pH 2005-09-06 16:15 8.7
pH 2005-09-17 14:15 8.773334
pH 2005-09-17 14:30 8.8
pH 2005-09-17 14:45 8.893333
pH 2005-09-17 15:00 9.179999
pH 2005-09-17 15:15 9.386666
pH 2005-09-17 15:30 9.4
pH 2005-09-17 15:45 9.4
pH 2005-09-17 16:00 8.933333
pH 2005-09-17 16:15 8.806666
pH 2005-09-17 16:30 8.706667
pH 2005-09-18 14:00 8.78
pH 2005-09-18 14:15 8.893333
pH 2005-09-18 14:30 8.993333
pH 2005-09-18 14:45 8.626667
pH 2005-09-18 15:15 8.566667
pH 2005-09-19 15:45 8.58
pH 2005-09-19 16:00 8.693334
pH 2005-09-19 16:15 9.166666
pH 2005-09-19 16:30 9.386666
pH 2005-09-19 16:45 9.4
pH 2005-09-20 13:00 8.593333
pH 2005-09-20 13:15 8.693334
pH 2005-09-20 13:30 8.886666
pH 2005-09-20 13:45 8.9
pH 2005-09-20 14:00 8.993333
pH 2005-09-20 14:15 9.093333
pH 2005-09-20 14:30 9.1
pH 2005-09-20 14:45 9.1
pH 2005-09-20 15:00 9.193334
pH 2005-09-20 15:15 9.2
pH 2005-09-20 15:30 9.293333
pH 2005-09-22 15:00 8.586667
pH 2005-09-22 15:15 8.88
pH 2005-09-22 15:30 9.086667
pH 2005-09-22 15:45 9.1
pH 2005-09-22 16:00 9.1
pH 2005-09-22 16:15 9.1
pH 2005-09-22 16:30 9.1
pH 2005-09-22 16:45 9.286667
pH 2005-09-22 17:00 9.393333
pH 2005-09-22 17:15 9.12
pH 2005-09-23 15:30 8.686666
pH 2005-09-23 15:45 8.793333
pH 2005-09-23 16:00 8.8
pH 2005-09-23 16:15 8.8
pH 2005-09-23 16:30 8.706667
pH 2005-09-23 16:45 8.7
pH 2005-09-23 17:00 8.7
pH 2005-09-23 17:15 8.7
pH 2005-09-23 17:30 8.7
pH 2005-09-23 17:45 8.7
pH 2005-09-23 18:00 8.606667
pH 2005-09-23 18:15 8.506667
Turbidity 2005-09-17 08:01 200
pH 2005-09-17 14:16 8.8
pH 2005-09-17 14:31 8.8
pH 2005-09-17 14:31 8.8
pH 2005-09-17 14:46 8.9
pH 2005-09-17 15:01 9.2
pH 2005-09-17 15:16 9.4
pH 2005-09-17 15:31 9.4
pH 2005-09-17 15:46 9.4
pH 2005-09-17 16:16 8.8
pH 2005-09-17 16:31 8.7
pH 2005-09-18 14:01 8.8
pH 2005-09-18 14:16 8.9
pH 2005-09-18 14:31 9.0
pH 2005-09-18 14:46 8.6
pH 2005-09-18 15:16 8.6
pH 2005-09-19 15:46 8.6
pH 2005-09-19 16:01 8.7
pH 2005-09-19 16:16 9.2
pH 2005-09-19 16:31 9.4
pH 2005-09-19 16:46 9.4
pH 2005-09-20 13:01 8.6
pH 2005-09-20 13:16 8.7
pH 2005-09-20 13:31 8.9
pH 2005-09-20 13:46 8.9
pH 2005-09-20 14:01 9.0
pH 2005-09-20 14:16 9.1
pH 2005-09-20 14:31 9.1
pH 2005-09-20 14:46 9.1
pH 2005-09-20 15:01 9.2
pH 2005-09-20 15:16 9.2
pH 2005-09-20 15:31 9.3
pH 2005-09-22 15:01 8.6
pH 2005-09-22 15:16 8.9
pH 2005-09-22 15:31 9.1
pH 2005-09-22 15:46 9.1
pH 2005-09-22 16:01 9.1
pH 2005-09-22 16:16 9.1
pH 2005-09-22 16:31 9.1
pH 2005-09-22 16:46 9.3
pH 2005-09-22 17:01 9.4
pH 2005-09-22 17:16 9.1
pH 2005-09-23 15:31 8.7
pH 2005-09-23 15:46 8.8
pH 2005-09-23 16:01 8.8
pH 2005-09-23 16:16 8.8
pH 2005-09-23 16:31 8.7
pH 2005-09-23 16:46 8.7
pH 2005-09-23 17:01 8.7
pH 2005-09-23 17:16 8.7
pH 2005-09-23 17:31 8.7
pH 2005-09-23 17:46 8.7
pH 2005-09-23 18:01 8.6