FIG. 11 AVERAGE MONTHLY PHYSICAL PARAMETERS FFOM ALL STATIONS IN 

 SAFE HARBOR FROM AUGUST, 19 70 TO AUGUST, 1971. 



TEMPERATURE [15 - 35°C) 



SALINITY (30 - kO o/oo) 



COPPER (0-100 ppb) 



DEPTH OF EFFLUENT STRATUM 

 (30 - 10 FEET) 



AT (0 - 0.5) 



AS (0 - 1.0 o/oo DENSE SHADING) 

 HOURS OF SUNSHINE (qO-350 HOURS) 



Each radius is numbered as the hours on a watch and represents that 

 month. Values are read from the center to the circumference. 



47 



