| Date | Time | Temp/Precip | Flowage Level * | Out Flow** | Notes | |
| December 1, 2009 | 06:00 | 26° trace | 1312.08 | 250 CFS (DAM) | Flowage level is unchanged in the last 24 hours | |
| December 2, 2009 | 06:00 | 29° np | 1312.11ws | 250 CFS (DAM) | Flowage level is up .03' in the last 24 hours | |
| December 3, 2009 | 06:00 | 25° .03" equiv | 1312.08ws | 250 DAM 08:35 Unit 2 500 CFS 08:40 Dam to 0 CFS AADF 411 CFS (Dam 90, LCO 321) |
Flowage level is down .03' in the last 24 hours | |
| December 4, 2009 | 06:00 | 14° .02" equiv | 1312.06 FREEZE UP | 500 LCO 07:30 Unit 2 500-311 CFS AAD 374 CFS (LCO) |
Flowage level is down .02' in the last 24 hours | |
| December 5, 2009 | 06:00 | 16° .05" equiv | 1312.04 | 311 CFS (LCO) | Flowage level is down .02' in the last 24 hours | |
| December 6, 2009 | 06:00 | 16° .03" equiv | 1312.02 | 311 CFS (LCO) | Flowage level is down .02' in the last 24 hours | |
| December 7, 2009 | 06:00 | 7° np | 1312.01 | 311 CFS (LCO) | Flowage level is down .01' in the last 24 hours | |
| December 8, 2009 | 06:00 | 14° np | 1312.00 | 311 CFS (LCO) | Flowage level is down .01' in the last 24 hours | |
| December 9, 2009 | 06:00 | 20° .19" equiv | 1312.00 ws | 311 CFS (LCO) | Flowage level is unchanged in the last 24 hours | |
| December 10, 2009 | 06:00 | -6° .03" equiv | 1312.01 ws | 311 CFS (LCO) | Flowage level is up .01' in the last 24 hours | |
| December 11, 2009 | 06:00 | -14° np | 1312.00 | 320 CFS (LCO) | Flowage level is down .01' in the last 24 hours | |
| December 12, 2009 | 06:00 | 4° np | 1311.98 | 320 CFS (LCO) | Flowage level is down .02' in the last 24 hours | |
| December 13, 2009 | 06:00 | 12° np | 1311.97ws | 320 CFS (LCO) | Flowage level is down .01' in the last 24 hours | |
| December 14, 2009 | 06:00 | 10° .11" equiv | 1311.97 | 320 CFS (LCO) |
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| December 15, 2009 | 06:00 | -9° .05" equiv | 1311.97 | 320 CFS (LCO) |
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| December 16, 2009 | 06:00 | -4° np | 1311.95 | 320 CFS (LCO) | Flowage level is down .02' in the last 24 hours | |
| December 17, 2009 | 06:00 | 10° np | 1311.94 | 320 CFS (LCO) | Flowage level is down .01' in the last 24 hours | |
| December 18, 2009 | 06:00 | 6° np | 1311.93 | 320 CFS (LCO) | Flowage level is down .01' in the last 24 hours | |
| December 19, 2009 | 06:00 | 19° np | 1311.93 | 320 CFS (LCO) | Flowage level is unchanged in the last 24 hours | |
| December 20, 2009 | 06:00 | 14° np | 1311.92 | 320 CFS (LCO) | Flowage level is down .01' in the last 24 hours | |
| December 21, 2009 | 06:00 | 16° .02" equiv | 1311.91 | 320 CFS (LCO) | Flowage level is down .01' in the last 24 hours | |
| December 22, 2009 | 06:00 | -10° .02" equiv | 1311.89 | 320 CFS (LCO) | Flowage level is down .02' in the last 24 hours | |
| December 23, 2009 | 06:00 | 20° np | 1311.88 | 320 CFS (LCO) | Flowage level is down .01' in the last 24 hours | |
| December 24, 2009 | 06:00 | 23° .17" equiv | 1311.87 | 320 CFS (LCO) | Flowage level is down .01' in the last 24 hours | |
| December 25, 2009 | 06:00 | 30° .47" equiv | 1311.92 | 320 CFS (LCO) | Flowage level is up .05' in the last 24 hours | |
| December 26, 2009 | 06:00 | 22° .55" equiv | 1311.95 | 320 CFS (LCO) | Flowage level is up .03' in the last 24 hours | |
| December 27, 2009 | 06:00 | 11° .02" equiv | 1311.95 | 320 CFS (LCO) | Flowage level unchanged in the last 24 hours | |
| December 28, 2009 | 06:00 | 16° .04" equiv | 1311.95 | 320 CFS (LCO) | Flowage level unchanged in the last 24 hours | |
| December 29, 2009 | 06:00 | -19° np | 1311.94 | 320 CFS (LCO) | Flowage level is down .01' in the last 24 hours | |
| December 30, 2009 | 06:00 | 8° np | 1311.92 | 320 CFS (LCO) | Flowage level is down .02' in the last 24 hours | |
| December 31 2009 | 06:00 | 4° .02" equiv | 1311.92 | 320 CFS (LCO) | Flowage level unchanged in the last 24 hours |