Table 2.24 Zinc (mg/l) at the Lower Cape Fear River Program stations for the 2002-2003 monitoring period.  A zero value represents a measurement below the analytical detection limit.  The North Carolina standard for zinc in freshwater is 50 mg/L and tidal salt water is 86 mg/L.

DWQ# 72 87 89 90 91 59 74 92 79 80 83 84 65 64 68
month NAV M54 M35 M23 M18 NC11 LVC DP SAR LRC BC117 NCF 117 6RC GCO COL
AUG 0 0 0 0 0 0 0 0 0 0 15 0 0 0 0
OCT 12 18 17 21 17 10 0 0 0 0 12 0 0 19 0
DEC 0 0 0 0 0 0 0 0 0 11 15 0 0 0 0
FEB 0 0 0 13 0 0 0 0 0 0 25 0 0 0 0
APR 0 0 0 17 0 0 0 0 0 0 10 0 0 0 0
JUN 0 0 0 0 0 13 0 0 0 0 10 0 0 0 0
mean 2 3 3 9 3 4 0 0 0 2 15 0 0 3 0
std dev 4 7 6 9 6 5 0 0 0 4 5 0 0 7 0
max 12 18 17 21 17 13 0 0 0 11 25 0 0 19 0
min 0 0 0 0 0 0 0 0 0 0 10 0 0 0 0