| Table 7. AGNPS Simulated Chemical Results | ||||||||||||||||||||||
| Date | Measured | Simulated | Soluble | Sediment | Sediment | Atrazine | Alachlor | Total COD | COD | |||||||||||||
| Runoff | Runoff | Nitrogen | Nitrogen | Phosphorus | from runoff | |||||||||||||||||
| (inches) | (inches) | (ppm) | (lbs/acre) | (lbs/acre) | (ppm) | (ppm) | (lbs/acre) | (ppm) | ||||||||||||||
| 6/13/1990 | 0.03 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | |||||||||||||
| 6/22/1990 | 0.06 | 0.01 | 0.03 | 0.09 | 0.05 | 0.00 | 0.00 | 0.00 | 0.29 | |||||||||||||
| 8/25/1990 | 0.68 | 0.40 | 0.01 | 0.44 | 0.22 | 0.03 | 0.00 | 0.02 | 0.24 | |||||||||||||
| 3/23/1991 | 0.14 | 0.01 | 0.06 | 0.05 | 0.03 | 0.00 | 0.00 | 0.00 | 0.43 | |||||||||||||
| 4/12/1991 | 0.59 | 0.84 | 0.01 | 1.33 | 0.67 | 0.13 | 0.16 | 0.08 | 0.41 | |||||||||||||
| 5/13/1991 | 0.11 | 0.01 | 0.12 | 0.01 | 0.01 | 0.00 | 0.00 | 0.00 | 0.62 | |||||||||||||
| 5/29/1991 | 0.63 | 1.12 | 0.01 | 1.82 | 0.91 | 0.09 | 0.03 | 0.11 | 0.43 | |||||||||||||
| 6/14/1991 | 5.18 | 11.19 | 0.01 | 19.17 | 9.58 | 0.07 | 0.02 | 1.34 | 0.53 | |||||||||||||
| 8/8/1991 | 0.05 | 1.15 | 0.00 | 1.82 | 0.91 | 0.03 | 0.00 | 0.10 | 0.40 | |||||||||||||
| 9/9/1991 | 0.05 | 0.05 | 0.03 | 0.21 | 0.11 | 0.02 | 0.00 | 0.00 | 0.28 | |||||||||||||
| 9/12/1991 | 0.68 | 0.58 | 0.01 | 1.35 | 0.67 | 0.02 | 0.00 | 0.05 | 0.36 | |||||||||||||
| 11/1/1991 | 0.29 | 0.79 | 0.02 | 0.69 | 0.35 | -- | -- | 0.04 | 0.22 | |||||||||||||
| 1/17-18/91 | 0.17 | 0.09 | 0.03 | 0.16 | 0.08 | -- | -- | 0.00 | 0.13 | |||||||||||||
| 4/20-21/92 | 0.37 | 0.66 | 0.00 | 0.43 | 0.22 | -- | -- | 0.04 | 0.28 | |||||||||||||
| 9/6/1992 | 0.06 | 0.03 | 0.00 | 0.13 | 0.07 | -- | -- | 0.00 | 0.20 | |||||||||||||
| 9/14-15/92 | 0.29 | 0.96 | 0.00 | 0.88 | 0.44 | -- | -- | 0.06 | 0.25 | |||||||||||||