171 Twin Cities: 651.917.3075 • Milwaukee: 262.783.6040 • Green Bay: 920.687.8351 Pool Guidelines (Wisconsin) Clarity: Bottom drains and floor must be clearly visible at all times Water Testing Frequency Parameters Pools and Water Attractions Whirlpools, Therapy & Exercise Pools pH & Disinfectant: Chlorine or Bromine **2x/day ***4x/day Electronic Monitoring Device (ORP System) *1x/day *1x/day Combined Chlorine 2x/week 1x/day Total Alkalinity 1x/week 1x/week Cyanuric Acid (Stabilizer) 1x/week 1x/week *ORP devices must be continually monitored and kept between 650 mV - 850mV. **Testing shall be performed before opening and during peak patron load. *** Testing shall be performed before opening and two more times during use. Daily Records should include: • Free Available Chlorine, Total Available Chlorine, pH, Total Alkalinity, Temperature, and Cyanuric Acid test results • Volume or amounts of fresh water or chemical additions, flow rate, filter pressures, cleaning and maintenance of pool equipment, and any malfunctioning or problems with equipment • Physical check of main drain and suction covers Controlled Access to Pool (fencing) • Fence 5 feet high, less than 4 inch opening at bottom and any other openings • Gate 4 feet or higher with self closing, self latching, lockable with latches Depth Markings • Numerals, 4 inches high in contrasting color at 25’ intervals and at changes in slope. Letters FT and IN follow numbers. Require depth markings in water line also. • “No Diving” on pool deck on all sides of the pool where diving is not permitted and spaced not more than 25 feet apart. Minimum 4 inches high in contrasting color. Slope Changes • Indicated by a band of contrasting color on the sides and bottom of the pool • Minimum width 4 inches in a contrasting color Stair Markings • The leading edge of stair treads must be marked by a strip of dark contrasting color, ½ - 2 inches in width Disinfectants Residual Types of Disinfectants Swimming and Activity Pool Whirlpool, Exercise and Therapy Pools Range Ideal Range Ideal Free Available Chlorine 1.0 – 10.0 ppm 2.0 – 8.0 ppm 3.0 – 10.0 ppm 3.0 – 8.0 ppm Combined Available Chlorine Outdoor: No more than 0.5 ppm permitted Indoor: No more than 0.8 ppm permitted Outdoor: No more than 0.5 ppm permitted Indoor: No more than 0.8 ppm permitted Stabilized Chlorine 1.5 – 10.0 ppm 3.0 – 8.0 ppm 4.0 – 10.0 ppm 3.0 – 8.0 ppm Total Bromine 3.0 – 20.0 ppm 4.0 – 12.0 ppm 7.0 – 20.0 ppm 6.0 - 12.0 ppm Calcium Hardness (recommended) 200 – 400 ppm 150 – 250 ppm pH 7.2 – 7.8 7.4 – 7.6 7.2 – 7.8 7.4 – 7.6 Alkalinity 60 – 180 ppm 80 – 120 ppm 60 – 180 ppm 80 – 120 ppm Cyanuric Acid 30 ppm max. 0 – 30 ppm 30 ppm max. 0 – 30 ppm Temperature 72˚ - 95˚ 78˚ - 86˚ 104˚ max. 100˚-104˚ Required Warning Signs • “Pool Rules” Must be prominently posted • “No Diving” Where needed • “Pool Capacity” Must be prominently posted • “Warning No Lifeguard on Duty” (4 inch letters) • “Whirl Pool Rules” and “Whirl Pool Capacity” Where applicable Pool Operators • Horizon strongly recommends that every swimming pool shall be operated under the direct supervision of a trained Nation Certified Pool Operator Chemicals • Store covered in a cool, dry place • Segregate acids, bases and oxidizers Cleanliness • Pools and decks must be maintained in a clean, sanitary condition • Daily maintenance is required Safety Equipment (Reference Chapter ATCP 76 for specifics for your body of water) • Ring Buoy – with 1/4” rope attached, 1½ times width of pool, but not more than 50 feet • Life Hook – with 12 ft straight pole bolted to hook • Rescue tube required • Ropes and floats required unless determined safety hazard to designate transition shallow/deep • First aid kit required • Working phone in pool area required • Mount life saving equipment on conspicuous, readily accessible locations around the pool. Pools providing lifeguard service must have a First Aid Kit and Spine Board.
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