| Report Year: 2009 |
| Lake of Three Fires, Taylor 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) | 88 | 91 | 89.5 | - | - | - | 103.8 | 87.0 | 93.6 | 109.7 | 77.7 | 124.3 |
| Dissolved Organic Carbon (mM) | 0.59 | 0.58 | 0.59 | - | - | - | 0.45 | 0.54 | 0.87 | 0.69 | - | - |
| Temperature (oC) | 21.6 | 24.8 | 23.2 | - | - | - | 24.8 | 22.8 | 24.3 | 27.4 | 24.2 | 26.1 |
| Specific Conductivity (μS/cm) | 220.0 | 190.0 | 205.00 | - | - | - | 267.20 | 230.41 | 287.48 | 236.74 | 195.81 | 214.93 |
| pH | 8.7 | 9.3 | 9.0 | - | - | - | 8.4 | 8.1 | 8.4 | 9.0 | 8.6 | 8.5 |
| I (Ionic Strength ?) | 0.0385 | 0.0333 | 0.0359 | - | - | - | 0.0468 | 0.0403 | 0.0503 | 0.0414 | 0.0343 | 0.0376 |
| Dissolved Inorganic Carbon (mM) | 1.69 | 1.58 | 1.63 | - | - | - | 2.03 | 1.74 | 1.82 | 2.00 | 1.43 | 2.42 |
| pCO2 (μatm) | 147 | 37 | 92.0 | - | - | - | 422.3 | 581.5 | 412.9 | 101.4 | 376.3 | 1237.4 |
| Equilibrium CO2 | 13.98 | 12.73 | 13.35 | - | - | - | 12.80 | 13.50 | 12.93 | 11.89 | 13.05 | 12.29 |
| CO2 (μM) | 5.57 | 1.26 | 3.42 | - | - | - | 15.04 | 21.21 | 13.83 | 3.16 | 14.53 | 40.33 |
| Δ CO2 from Equilibrium | -8.410 | -11.467 | -9.94 | - | - | - | 2.24 | 7.72 | 0.90 | -8.73 | 1.48 | 28.05 |