(A) Purpose. To ensure that Folly Beach adequately manages its water system during drought-related conditions, an organized plan is necessary for system operation and reliability, proper communications, effective coordination and ultimate allocation of water use. Prior planning will compliment the Folly Beach water system's ability to respond to drought conditions and to enforce the related chapter.
(B) Water system Drought Response Representative. The Mayor shall serve as the city's Drought Response Representative.
(C) Water system layout, water sources, capacities, and yields. The Folly Beach water system is located in the Southern Drought Response Management Area of South Carolina. The system serves the corporate limits of the city with a customer base of 2,300. The system contains approximately 12 miles of distribution main lines ranging from ten inches to four inches, a 200,000 gallon underground reservoir, a 150,000 gallon elevated tank, and two 40 horse power booster pumps. The SCDHEC total permitted capacity of the water system is 900,000 gallons per day.
(D) Water system specific drought indicators. The Folly Beach water system has developed triggers for use during drought or water shortages that describe when specific phases of the drought response ordinance are implemented. The system triggers are as follows:
(1) Moderate Drought Phase:
(a) Reservoirs one-half full;
(b) Storage below 50% capacity;
(c) Average daily use greater than .9 mgd for 17 consecutive days.
(2) Severe Drought Phase:
(a) Reservoirs one-third full;
(b) Storage below 66% capacity;
(c) Average daily use greater than.9 mgd for 30 consecutive days.
(3) Extreme Drought Phase:
(a) Reservoirs one-quarter full;
(b) Storage below 50% capacity;
(c) Average daily use greater than .9 mgd for 45 consecutive days.
(Ord. 29-03, passed 10-14-03; Ord. 28-04, passed 10-26-04)