Hydrological Summary as at 13 Jun 04

Hydrological Summary as at 13 Jun 04

Stored Energy 13 Jun 04 Stored Energy As Stored Energy As 7 Day Change 28 Day Change

(GWh) Stored Energy % of Maximum % of Average In Stored Energy In Stored Energy

Taupo 423 74% 169% -5% -3%
Waikaremoana 1 80 56% 82% 0% 0%
Waitaki 2259 88% 127% -3% -6%
-Tekapo 712 79% 123% - -
-Pukaki 1543 93% 128% - -
-Ohau 5 21% 100% - -
Clutha 282 53% 95% -13% -30%
-Hawea 199 69% 91% - -
-Wanaka(uncontrolled) 45 35% 109% - -
-Wakatipu(uncontrolled) 39 32% 104% - -
Waiau 297 69% 100% -16% -34%
-Te Anau 167 62% 85% - -
-Manapouri 130 81% 128% - -
South Island 2 2892 84% 121% -6% -13%
New Zealand 3 3442 80% 126% -5% -11%

Lake Levels 13 Jun 04 Minimum Maximum
(m) Lake Level % Full Operating Level Operating Level
Taupo 356.9 74% 355.9 357.3
Tekapo 709.1 80% 702.1 710.9
Pukaki 531.5 93% 518.2 532.5
Ohau 519.9 20% 519.8 520.3
Hawea 343.6 70% 338.0 346.0
Wanaka(uncontrolled) 277.1 35% 276.2 278.8
Wakatipu(uncontrolled) 309.8 31% 309.3 310.9
Te Anau 202.0 62% 200.9 202.7
Manapouri 178.1 81% 175.9 178.6

Inflows 13 Jun 04

Inflows As 12 Jun 04 Avg Daily Inflows 7 Day Inflows As
(GWh/wk) Inflows % of Average Inflows Previous 7 Days % of Average
Taupo & Waikato 63 69% 67 73 80%
Waikaremoana 1 9 64% 9 9 64%
Waitaki 79 81% 81 85 84%
Clutha 35 72% 34 40 81%
Waiau 50 51% 50 61 62%
South Island 2 193 71% 193 216 77%
New Zealand 3 313 73% 319 352 82%

ENDS

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