| Report Year: 2009 |
| Lake Pahoja, Lyon County |
| Carbon Balance Table |
| Parameter | 7/7/2009 | 6/2/2009 | 2009 | 2008 | 2007 | 2006 | 2005 | 2004 | 2003 | 2002 | 2001 | 2000 |
| Alkalinity as CaCO3 (mg/L) | 212 | 301 | 256.5 | - | - | 276.0 | 236.3 | 210.7 | 190.7 | 218.8 | 174.3 | 241.3 |
| Dissolved Organic Carbon (mM) | 0.61 | 0.63 | 0.62 | - | - | 0.45 | 0.62 | 0.62 | 0.88 | 0.83 | - | - |
| Temperature (oC) | 24.7 | 19.5 | 22.1 | - | - | 16.7 | 22.9 | 21.4 | 21.5 | 24.4 | 22.3 | 25.1 |
| Specific Conductivity (μS/cm) | 570.0 | 670.0 | 620.00 | - | - | 730.27 | 623.58 | 623.89 | 669.03 | 766.35 | 723.49 | 609.86 |
| pH | 8.8 | 8.6 | 8.7 | - | - | 8.8 | 8.8 | 8.6 | 8.3 | 8.8 | 8.7 | 9.1 |
| I (Ionic Strength ?) | 0.0998 | 0.1173 | 0.1085 | - | - | 0.1278 | 0.1091 | 0.1092 | 0.1171 | 0.1341 | 0.1266 | 0.1067 |
| Dissolved Inorganic Carbon (mM) | 3.97 | 5.80 | 4.88 | - | - | 5.14 | 4.38 | 4.02 | 3.71 | 3.74 | 3.25 | 4.03 |
| pCO2 (μatm) | 282 | 650 | 466.0 | - | - | 280.7 | 327.3 | 609.8 | 904.1 | 443.5 | 245.9 | 120.5 |
| Equilibrium CO2 | 12.74 | 14.91 | 13.83 | - | - | 16.26 | 13.50 | 14.23 | 14.17 | 12.89 | 13.78 | 12.85 |
| CO2 (μM) | 9.72 | 26.18 | 17.95 | - | - | 12.34 | 12.55 | 25.83 | 32.38 | 16.33 | 8.80 | 4.28 |
| Δ CO2 from Equilibrium | -3.021 | 11.269 | 4.12 | - | - | -3.92 | -0.95 | 11.60 | 18.21 | 3.44 | -4.98 | -8.57 |
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