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Philadelphia Water Resources Monitoring Program
A cooperative project with the Philadelphia Water Department

Parameter thresholds (as defined by PWD) and definitions: T= Turbidity; L= Photosynthetically active radiation (PAR); WT= Temperature, water, degrees Celsius; K= Specific cond at 25C; pH= pH, water, unfiltered, field, standard units; DO= Dissolved oxygen; Q= Discharge; GH= Gage height; PPT= Precipitation;

NOTICE: With the exception of 01467200, calibration of water-quality instrumentation is conducted exclusively by Philadelphia Water Department personnel with USGS oversight. Erroneous or missing data, resulting from instrument malfunction, are not the responsibility of USGS.

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