Agenda - 09-16-1986 - Laserfiche WebLink

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a TABLE II DROUGHT MANAGEMENT PLAN ORANGE COUNTY, NORTH CAROLINA WITHDRAWAL REDUCTIONS THROUGH CONSERVATION & WATER TRANSFER (ASSUMES NO TRANSFER FROM MEBANE/GRAHAM/BURLINGTON) PERCENT OF USABLE ELEVATION TARGET PERCENT WATER USAGE/ALLOCATION LIMIT-MGD ACTION STORAGE AT WATER BELOW EXTENT OF REDUCTION THRU STAGES LARE ORANGE SPILLWAY CONSERVATION CONSERVATION ORANGE PIEDMONT INSTREAM HILLSBOROUGH OWASA ALAMANCE. MINERALS FLOW TOTAL I. Normal 100% 0 None None 1.80 .50 .80 .15 1.10 4.35 (Below normal 2.20 Lake Orange water II. Alert 80% 28488 Voluntary 10$ thru voluntary 1.60 (A) .72 .13 .65 3.10 2.20 restrictions III. Warning 70% 3'9" Mandatory 15% thru mandatory 1.53 (A) .68 .12 .65 2.98 2.20 restrictions 60% 51611 .39 2.72 IV. Danger 50% 6'4" Severe 17% severe mandatory 1.50 (A) .66 .12 .39 2.67 Mandatory restrictions 2.20 V. Emergency 40% 71511 Stringent 24% stringent 1.37 (A) .60 .11 0 2.08 Mandatory mandatory restrictions 2.20 VI. Crisis 30% 914" Rationing 55% water rationing .80 (A) .36 .06 0 1.22 VII. Usable 10% 14 ft. Storage (A) During ACTION STAGES II-VI of the Lake Orange Conservation Stages, OWASA shall be allocated up to .50 MGD, which may be withdrawn as prescribed in this ordinance and as prescribed in any contract between OWASA and other water users named in this TABLE II. Any such allocation shall only occur when the number of usable days of water O remaining from all other water supply sources available to OWASA is less than the number of usable days of water N remaining in the water supply reservoirs of Lake Ben Johnston, Corporation Lake and Lake Orange including augmentation 'A from other sources. The number of usable days of water remaining in the water supply reservoirs of Lake Ben Johnson, Corporation Lake and Lake Orange including augmentation from other sources shall be determined using the water usage allocation limit, including instream flow, established in this TABLE II.