| Report Year: 2009 |
| Fogle Lake, Ringgold County |
| Carbon Balance Table |
| Parameter | 6/9/2009 | 7/14/2009 | 2009 | 2008 | 2007 | 2006 | 2005 | 2004 | 2003 | 2002 | 2001 | 2000 |
| Alkalinity as CaCO3 (mg/L) | 110 | 110 | 110.0 | - | - | - | 122.3 | 119.7 | 93.3 | 121.0 | 119.0 | 126.0 |
| Dissolved Organic Carbon (mM) | 0.59 | 0.69 | 0.64 | - | - | - | 0.62 | 0.53 | 1.20 | 0.99 | - | - |
| Temperature (oC) | 21.2 | 25.0 | 23.1 | - | - | - | 24.5 | 22.0 | 23.9 | 26.2 | 23.9 | 25.3 |
| Specific Conductivity (μS/cm) | 220.0 | 230.0 | 225.00 | - | - | - | 264.92 | 257.36 | 270.44 | 251.07 | 249.19 | 275.62 |
| pH | 8.1 | 8.2 | 8.1 | - | - | - | 8.0 | 8.1 | 8.5 | 8.6 | 8.5 | 8.1 |
| I (Ionic Strength ?) | 0.0385 | 0.0403 | 0.0394 | - | - | - | 0.0464 | 0.0450 | 0.0473 | 0.0439 | 0.0436 | 0.0482 |
| Dissolved Inorganic Carbon (mM) | 2.21 | 2.19 | 2.20 | - | - | - | 2.46 | 2.40 | 1.80 | 2.34 | 2.31 | 2.52 |
| pCO2 (μatm) | 840 | 699 | 769.5 | - | - | - | 1172.5 | 943.7 | 412.6 | 308.9 | 362.4 | 987.4 |
| Equilibrium CO2 | 14.15 | 12.64 | 13.40 | - | - | - | 12.92 | 13.81 | 13.10 | 12.27 | 13.16 | 12.55 |
| CO2 (μM) | 32.12 | 23.89 | 28.00 | - | - | - | 42.65 | 34.96 | 14.39 | 9.90 | 13.31 | 33.62 |
| Δ CO2 from Equilibrium | 17.963 | 11.251 | 14.61 | - | - | - | 29.74 | 21.15 | 1.29 | -2.38 | 0.15 | 21.07 |