| Report Year: 2009 |
| Lower Pine Lake, Hardin County |
| Carbon Balance Table |
| Parameter | 6/25/2009 | 7/30/2009 | 2009 | 2008 | 2007 | 2006 | 2005 | 2004 | 2003 | 2002 | 2001 | 2000 |
| Alkalinity as CaCO3 (mg/L) | 166 | 144 | 155.0 | - | 136.6 | 145.1 | 133.3 | 130.7 | 94.2 | 128.0 | 132.0 | 128.7 |
| Dissolved Organic Carbon (mM) | 0.21 | 0.29 | 0.25 | - | 1.10 | 0.35 | 0.37 | 0.27 | 0.57 | 0.59 | - | - |
| Temperature (oC) | 25.6 | 24.1 | 24.9 | - | 25.5 | 24.4 | 26.4 | 23.5 | 23.8 | 24.8 | 24.0 | 24.4 |
| Specific Conductivity (μS/cm) | 430.0 | 430.0 | 430.00 | - | 352.18 | 352.33 | 366.65 | 453.05 | 378.11 | 363.85 | 332.64 | 265.75 |
| pH | 8.3 | 8.2 | 8.2 | - | 8.5 | 8.6 | 8.1 | 8.5 | 8.5 | 8.9 | 7.7 | 7.8 |
| I (Ionic Strength ?) | 0.0753 | 0.0753 | 0.0753 | - | 0.0616 | 0.0617 | 0.0642 | 0.0793 | 0.0662 | 0.0637 | 0.0582 | 0.0465 |
| Dissolved Inorganic Carbon (mM) | 3.27 | 2.86 | 3.06 | - | 2.66 | 2.79 | 2.64 | 2.51 | 1.81 | 2.32 | 2.76 | 2.33 |
| pCO2 (μatm) | 734 | 826 | 780.2 | - | 401.5 | 416.1 | 914.4 | 512.5 | 312.5 | 222.3 | 4764.0 | 1122.2 |
| Equilibrium CO2 | 12.42 | 12.96 | 12.69 | - | 12.46 | 12.96 | 12.19 | 13.20 | 13.17 | 12.74 | 13.24 | 12.90 |
| CO2 (μM) | 24.65 | 28.95 | 26.80 | - | 13.57 | 15.64 | 29.57 | 18.14 | 11.86 | 7.97 | 150.15 | 39.40 |
| Δ CO2 from Equilibrium | 12.223 | 15.989 | 14.11 | - | 1.11 | 2.69 | 17.39 | 4.94 | -1.32 | -4.76 | 136.91 | 26.50 |