SURFACE-WATER QUALITY MONITORING 



SYMBOLS: D - daily: M - monthly; BM - bimonthly: MC 

 graphite furnace; AA - atomic absorption; tot - total; rec 

 coupled plasma 



* - Computer storage and retrieval system - USGS 



monthly composite: A - annually at high flow; SA - semi-annually at low and high How; GF, 

 recoverat>le; diss - dissolved: AE - atomic emission: DC - direct current; ICP, inductively 



A2-28 



