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George A. Galleher, PE Hydro Fleet Operations Duke Energy Carolinas

NC Drought Management Council Duke Energy Update March 24, 2011. George A. Galleher, PE Hydro Fleet Operations Duke Energy Carolinas. Precipitation. For the period 11/1/09 – 3/30/10 precipitation has been 122% of LTA, 1/1 – 3/29/10 00% of LTA, with March being 77%. Precipitation. 122%.

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George A. Galleher, PE Hydro Fleet Operations Duke Energy Carolinas

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  1. NC Drought Management CouncilDuke Energy UpdateMarch 24, 2011 George A. Galleher, PE Hydro Fleet Operations Duke Energy Carolinas

  2. Precipitation For the period 11/1/09 – 3/30/10 precipitation has been 122% of LTA, 1/1 – 3/29/10 00% of LTA, with March being 77%.

  3. Precipitation 122% 105% Only 2 years in the last 12 have had above long term average rainfall amounts. Is this a long term drought period?

  4. Precipitation: Departure from normal for the period Jan 1 – Mar 22, 2011 Note that Central North Carolina generally remains below average for precipitation in 2011.

  5. April – May Outlook 2011: Near normal conditions transitioning to drier conditions.

  6. Summer Forecast June – August 2011: Near normal conditions.

  7. Long Range Forecast July 2010: 10 to 30 % below Normal Precipitation.

  8. Fall Forecast September – October 2011: Below average conditions.

  9. Synopsis: • Below average conditions leading into spring • Not a lot of guidance on what the summer will bring though the fall • looks to be dry. • Tropical season could have above normal activity. • Duke Energy Operations Summary: • Manage lakes to target levels. • Watch forecast signals.

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