Table 1. Total Kjeldahl N in surface water at Pocosin Lakes National Wildlife Refuge - Washington Co., NC.
( L. E. Hinesley and A. M. Wicker, 2002)
Sampling Date
Site 1 10/24/95 12/19/95 04/18/96 07/10/96 10/02/96 12/12/96 05/07/97 07/15/97 09/16/97 12/09/97 03/11/98 06/29/98 09/09/98 12/09/98 04/13/99 06/30/99 12/07/99 04/06/00 06/28/00 09/27/00
Content (mg/liter)
S0 --- --- --- --- --- --- 2.2 --- 2.7 3.0 --- 2.2 2.7 2.4 3.1 3.5 2.5 2.5 2.9 3.3
S1 3.9 2.7 --- 2.7 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
S2 3.2 2.5 2.2 3.1 2.6 2.3 2.3 2.9 2.7 2.4 2.1 2.3 2.3 2.2 2.2 3.0 2.1 2.3 2.7 2.5
S3 3.2 2.5 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
S4 3.7 2.5 0.4 3.8 --- --- --- --- --- --- 1.9 --- --- --- 1.8 3.0 2.1 2.2 2.1
S5 3.2 2.4 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
S6 3.4 2.3 1.9 3.6 2.3 2.2 2.0 2.2 2.6 1.9 1.8 2.1 2.3 2.2 1.8 2.8 1.5 1.1 2.1 1.9
S7 --- 2.2 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
S8 3.2 2.6 2.2 0.4 2.2 --- 2.2 2.8 2.8 2.1 2.0 2.3 2.3 2.2 2.0 3.2 1.6 2.1 2.5 2.2
S9 2.8 2.2 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
S10 2.8 1.6 2.1 4.6 2.1 --- --- --- --- --- 1.4 2.0 --- 2.1 --- --- --- --- --- 2.1
S11 5.8 2 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
S12 --- 1.9 2.1 4.6 2.2 --- 2.1 2.1 2.2 1.8 1.4 2.2 1.9 1.9 1.5 4.8 1.6 1.8 2.4 1.9
S20 --- --- --- --- --- --- 2.3 2.2 2.3 1.8 --- --- --- --- --- --- --- --- --- ---
------------------------
mean 3.5 2.3 1.8 3.3 2.3 2.2 2.2 2.4 2.6 2.2 1.8 2.2 2.3 2.2 2.1 3.4 1.9 2.0 2.5 2.3
1 Locaton: bounded by County Line Rd (south), Boerma Rd (west), and Clayton Rd (east).
On most dates, values for sites 2 and 6 were averages for duplicate samples.


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