Site Sample NO3 NH4 PO4 TN TP 1 surface 3 10.1 2.7 243.6 6.4 1 1 m 10.5 27.4 2.6 402.3 6.1 1 2 m 2.5 12 2.3 695.1 4.9 1 3 m 6 19.6 2.8 223.8 2.5 1 4 m 3.3 6.4 2.3 573.1 10.5 1 5 m 3.2 19.2 2.5 982.7 8.1 1 6 m 4.4 0 3.6 994.9 10.8 1 7 m 3.2 211.2 3.8 719.6 7.5 1 8 m 4.7 612.5 3.9 * 17.2 1 9 m 2.8 1684.8 25.2 2123.7 30.9 1 bottom (9.3 m) 3.2 2155.3 41 3673.8 31.3 2 surface 3.8 28.6 4.3 758.6 28.7 2 1 m 2.6 22.3 3.3 661.4 5.3 2 bottom (1.5 m) 4.5 31.2 3.3 1056 18.8 3 surface 2.9 14.5 2.6 132.2 * 3 1 2.8 8.2 1.9 123.6 3.1 3 2 2.3 8.6 2.6 327.9 3.8 3 3 2.5 9.1 2.5 562.2 1.9 3 bottom (3.7 m) 2.3 6.3 2.3 529.8 6.7 * all values in (ug/L)