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ATCP 76.14(3) (3)Feeding. Disinfectant and filter aid feeding shall be conducted as follows, as applicable respectively:
ATCP 76.14(3)(a) (a) Positive displacement disinfectant feeding. Liquid chemicals shall be fed into water circulation piping or a surge tank or vacuum filter by means of a positive displacement feeder either at full strength or diluted. If calcium hypochlorite or another chemical that forms a residue is used, a 2– tank system shall be used. One tank shall be used for mixing the solution and settling the precipitate. The clear liquid shall be decanted or siphoned into the second tank for distribution.
ATCP 76.14(3)(b) (b) Flow–through feeders. The chemical used, the manner of usage, and the quantity used in a flow–through feeder shall be as recommended by the feeder manufacturer.
ATCP 76.14(3)(c) (c) Dry feeders. Feeders used for feeding dry chemicals into water circulation piping, a surge tank, or vacuum filter shall be maintained for proper operation.
ATCP 76.14(4) (4)Chemical concentrations and residuals.
ATCP 76.14(4)(a)(a) Minimum disinfectant residuals. Except as provided in par. (b), feeding shall result in the minimum disinfectant residuals in Table ATCP 76.14.
ATCP 76.14(4)(b) (b) Cyanurates. The water cyanuric acid concentration may not exceed 30 ppm.
ATCP 76.14(4)(c) (c) pH control. The water's pH shall be maintained within a range of 7.2 to 7.8.
ATCP 76.14(4)(d) (d) Alkalinity. The total alkalinity of pool water shall be maintained between 60 and 180 ppm as calcium carbonate unless it can be shown that another level of total alkalinity produces chemically balanced water based on calculations approved by the department.
ATCP 76.14(4)(e) (e) Combined chlorine. When combined chlorine exceeds 0.5 ppm in an outdoor pool or 0.8 ppm in an indoor pool, the water shall be treated to breakpoint chlorination using a chlorine product or a nonchlorinated oxidizer such as potassium peroxymonosulfate. Isocyanurates may not be used to reach breakpoint chlorination. The pool shall be closed to the public during periods of breakpoint chlorination when a chlorine product is used.
ATCP 76.14(4)(f) (f) Maximum chlorine residual. The maximum chlorine residual in any pool shall not exceed 10 ppm.
ATCP 76.14(4)(g) (g) Maximum total bromine. The maximum total bromine in a pool shall not exceed 20 ppm. - See PDF for table PDF
ATCP 76.14(5) (5)Electronic monitoring devices.
ATCP 76.14(5)(a) (a) When oxidation potential controllers are used the water potential shall be kept between 650-850 mV. When the water potential reads below 650 mV or above 850 mV the operator shall manually test the pool water with an approved test kit.
ATCP 76.14(5)(b) (b) When a waterslide plunge pool or a wave pool is equipped with approved and properly functioning electronic monitoring devices to control the chlorine residual and pH level, the free available chlorine residual may be a minimum of 1.0 ppm.
ATCP 76.14 History History: CR 06-086: cr. Register August 2007 No. 620, eff. 2-1-08; CR 09-115: am. Table Register May 2010 No. 653, eff. 6-1-10; renum. from DHS 172.14 Register June 2016 No. 726; correction in (4) (a), Table made under s. 13.92 (4) (b) 7., Stats., Register June 2016 No. 726.
ATCP 76.15 ATCP 76.15Alternative disinfection systems. Any one of the following supplemental systems may be added to a pool if an automated disinfection system is in place and on line to maintain the disinfectant residuals under Table ATCP 76.14:
ATCP 76.15(1) (1)Chlorine generators. Chlorine generators shall be NSF approved and installed according to NSF and manufacturer instructions. An additional disinfection system shall remain on line to provide the capacity to superchlorinate the water and maintain the required sanitizer residual.
ATCP 76.15(2) (2)Ozone generators.
ATCP 76.15(2)(a) (a) Ozone generators shall provide a concentration of ozone in the return line to the pool not to exceed 0.1 mg/L.
ATCP 76.15(2)(b) (b) The generator shall be electrically interlocked with the recirculation pump to prevent the feeding of ozone when the recirculation pump is not operating. A flow sensor controller may also be used to turn off the feeder when flow is interrupted.
ATCP 76.15(2)(c) (c) Off-gassing of ozone shall not result in ozone levels in the equipment room or pool area exceeding 0.1 ppm.
ATCP 76.15(3) (3)Ultra violet light. Ultraviolet light units shall be NSF tested and approved for use in water disinfection systems and installed pursuant to NSF requirements.
ATCP 76.15 History History: CR 06-086: cr. Register August 2007 No. 620, eff. 2-1-08; CR 09-115: am. (1) Register May 2010 No. 653, eff. 6-1-10; renum. from DHS 172.15 Register June 2016 No. 726; correction in (intro.) made under s. 13.92 (4) (b) 7., Stats., Register June 2016 No. 726.
ATCP 76.16 ATCP 76.16Water quality.
ATCP 76.16(1)(1)General requirement. Pool water shall be free of chemical, physical and microbial substances known to be, or suspected of being, capable of creating toxic reactions or skin or membrane irritations.
ATCP 76.16(2) (2)Water clarity. Water containing 0.5 or less Nephelometric Turbidity Units is considered clear. The main drain shall be readily visible from the pool deck.
ATCP 76.16 Note Note: Water containing 0.5 or less Nephelometric Turbidity Units is considered clear.
ATCP 76.16(3) (3)Water sampling.
ATCP 76.16(3)(a) (a) Sample collection and analysis. The department or its agent may collect samples of pool water for microbiological analysis in evaluating water quality. The analysis of water samples shall be performed by a laboratory accredited by the Wisconsin department of agriculture, trade, and consumer protection, and comply with the procedures established in the 21st edition of Standard Methods for the Examination of Water and Wastewater, published jointly by the American Public Health Association, the American Water Works Association and the Water Environment Federation. These monitoring activities may be supplemented with additional microbiological analysis, which shall be performed by an accredited laboratory certified in those methods.
ATCP 76.16 Note Note: Primary protection from the risk of microbiological disease acquired from pools is achieved through monitoring and maintaining pH levels and disinfection residuals in the recommended ranges. A list of accredited laboratories may be obtained by calling the Wisconsin department of agriculture, trade, and consumer protection at 608-224-4712 or by email at www.datcp.state.wi.us. The 21st edition of Standard Methods for the Examination of Water and Wastewater may be consulted at the offices of the legislative reference bureau at 1 East Main St., Madison, WI 53701, http://www.legis.wi.gov/lrb and may be purchased from the American Public Health Association, 800 I Street, N.W., Washington, D.C. 20001-3710.
ATCP 76.16(3)(b) (b) Bacteriological standards. Water quality should be maintained to meet the following standards:
ATCP 76.16(3)(b)1. 1. When bacteriological analysis of total coliforms is performed, no coliforms are present in a 100 mL sample.
ATCP 76.16(3)(b)2. 2. When bacteriological analysis is performed for the heterotrophic plate count, the total count may not exceed 200 colonies in a 1 mL sample.
ATCP 76.16(3)(b)3. 3. When bacteriological analysis is performed for staphylococci, the count may not exceed 50 organisms in a 100 mL sample.
ATCP 76.16(4) (4)Algae control. An algaecide may be used in a pool if the algaecide complies with s. ATCP 76.14 (2) and is used according to the manufacturer's directions for potable water.
ATCP 76.16 History History: CR 06-086: cr. Register August 2007 No. 620, eff. 2-1-08; renum. from DHS 172.16 Register June 2016 No. 726.
ATCP 76.17 ATCP 76.17Water test kits.
ATCP 76.17(1)(1)A test kit of a type approved by the department shall be maintained for testing the pool water pH; the disinfectant residual; the combined chlorine level, when chlorine is used; the total alkalinity; and the cyanuric acid concentration, when used.
ATCP 76.17(2) (2)Test kit reagents shall be stored in the original labeled container and shall be replaced as recommended by the manufacturer.
ATCP 76.17(3) (3)The disinfectant testing reagent shall be diethyl–p–phenylene diamine (DPD) in powder or liquid form. A test kit using the titrimetric method (FAS-DPD) for chlorine and bromine testing and colorimetric comparators used for additional water testing shall be approved by the department and shall provide for accurate comparison in the required range for each test as stated in s. ATCP 76.14 (4). The test equipment shall provide for direct measurement of free and combined chlorine from 0 to 10 ppm in increments of 0.2 ppm. If bromine is used, the testing equipment shall provide for direct measurement of total bromine from 0 to 20 ppm in increments of 0.5 ppm.
ATCP 76.17 History History: CR 06-086: cr. Register August 2007 No. 620, eff. 2-1-08; CR 09-115: am. (3) Register May 2010 No. 653, eff. 6-1-10; renum. from DHS 172.17 Register June 2016 No. 726; correction in (3) made under s. 13.92 (4) (b) 7., Stats., Register June 2016 No. 726.
ATCP 76.18 ATCP 76.18Water testing frequency.
ATCP 76.18(1)(1)Except as provided under sub. (2) or (3), water shall be tested for pH and disinfectant residual daily before the pool is open to the public or before the pool is in use, and at least one other time during the day's peak patron load. When chlorine is used, the water shall also be tested at least twice a week for the combined chlorine level. Water shall also be tested at least once a week for total alkalinity. When cyanuric acid is used in the water basin, the cyanuric acid concentration in the water shall be tested at least once a week.
ATCP 76.18(2) (2)Except as specified under sub. (3) water in a whirlpool, therapy pool, or exercise pool shall be tested for pH and disinfectant residual before the pool is open to the public or before the pool is in use and at least 4 times daily. For at least 2 of these times, the testing shall be done when the pool is in use. Water shall be tested at least once daily for combined chlorine, when chlorine is used, and at least weekly for total alkalinity.
ATCP 76.18(3) (3)Water in a pool that has a properly functioning electronic monitoring device installed to control pH and disinfectant residual shall be manually tested at least once a day for pH and disinfectant residual with an approved test kit as specified in s. ATCP 76.17. The operator shall continually monitor the device to determine if it meets operating criteria specified in s. ATCP 76.14 (5).
ATCP 76.18 History History: CR 06-086: cr. Register August 2007 No. 620, eff. 2-1-08; renum. from DHS 172.18 Register June 2016 No. 726; correction in (3) made under s. 13.92 (4) (b) 7., Stats., Register June 2016 No. 726.
ATCP 76.19 ATCP 76.19Water supply and temperature.
ATCP 76.19(1)(1)Water supply protection. A minimum air gap of 2 pipe diameters or 6 inches, whichever is less, shall exist between the potable water supply inlet and the overflow point of any pool, makeup tank, surge tank, solution tank, or slurry tank unless another department-approved backflow and backsiphonage prevention device is provided.
ATCP 76.19(2) (2)Water source. The water supplied to a pool shall be from a source approved by the department of natural resources under ch. NR 108, 811, or 812.
ATCP 76.19(3) (3)Water level. Proper water level shall be maintained at all times when the pool is open. Water levels in pools with skimmers shall be maintained at a level such that the weir is half submerged. Pools designed with gutters shall have a continuous water supply over the gutter to provide effective skimming.
ATCP 76.19(4) (4)Water temperature.
ATCP 76.19(4)(a) (a) An accurate thermometer shall be located in the pool water return line and shall be accessible for observation by the operator.
ATCP 76.19(4)(b) (b) Except as provided in par. (d), the water temperature of an indoor pool shall be between 72°F. (22°C.) and 95°F. (35°C.). The minimum water temperature for an outdoor pool shall be 65°F. (18°C.).
ATCP 76.19(4)(c) (c) The water temperature in whirlpools may not exceed 104°F. (40°C.)
ATCP 76.19(4)(d) (d) Cold soak pools may be operated at a lower temperature than specified under par. (b). The pool shall post the water temperature on signage as required under s. ATCP 76.29 (5).
ATCP 76.19 History History: CR 06-086: cr. Register August 2007 No. 620, eff. 2-1-08; CR 09-115: am. (4) (b) Register May 2010 No. 653, eff. 6-1-10; renum. from DHS 172.19 Register June 2016 No. 726; correction in (4) (d) made under s. 13.92 (4) (b) 7., Stats., Register June 2016 No. 726; correction in (1) made under s. 35.17, Stats., Register June 2016 No. 726.
subch. III of ch. ATCP 76 Subchapter III — Staffing Pools
ATCP 76.20 ATCP 76.20Operator.
ATCP 76.20(1)(1)Pools.
ATCP 76.20(1)(a)(a) General requirement. Each pool shall be under the supervision of at least one operator, except that contiguous multiple pools operated under the same owner may be supervised by one operator.
ATCP 76.20(1)(b) (b) Operator responsibilities. Each operator shall be responsible for pool operation and maintenance including equipment shutdown, backwashing, daily maintenance and vacuuming, and maintenance of water quality pursuant to s. ATCP 76.11.
ATCP 76.20(2) (2)Special requirements for water attractions.
ATCP 76.20(2)(a)(a) Certified water attraction operator required.
ATCP 76.20(2)(a)1. 1. Each water attraction and water attraction complex shall be staffed by at least one certified water attraction operator by January 1, 2009. An owner of a water attraction or water attraction complex that first applies for a permit under s. ATCP 76.05 after January 1, 2009 shall be staffed by a certified water attraction operator within 90 days after receiving a permit to operate the water attraction or water attraction complex.
ATCP 76.20(2)(a)2. 2. The owner of a water attraction or water attraction complex shall replace a certified water attraction operator within 90 days after a certified operator's departure.
ATCP 76.20(2)(b) (b) Documentation of certification. Current certifications of certified water attraction operator staff shall be maintained at the water attraction and water attraction complex.
ATCP 76.20 History History: CR 06-086: cr. Register August 2007 No. 620, eff. 2-1-08; renum. from DHS 172.20 Register June 2016 No. 726; correction in (1) (b), (2) (a) 1. made under s. 13.92 (4) (b) 7., Stats., Register June 2016 No. 726.
ATCP 76.21 ATCP 76.21Responsible supervisor.
ATCP 76.21(1)(1)Each pool shall be under the supervision of at least one responsible supervisor at all times when the pool is in use or is open to the public. The responsible supervisor shall be on the premises or available via a phone number posted by the emergency phone to respond to an unsafe or unsanitary condition at any time the pool is open for use. The responsible supervisor shall maintain order, ensure that safety equipment is in place, and enforce pool use regulations governing safety, sanitation and water testing.
ATCP 76.21(2) (2)The responsible supervisor shall have the authority to close the pool as necessary under s. ATCP 76.30.
ATCP 76.21 History History: CR 06-086: cr. Register August 2007 No. 620, eff. 2-1-08; renum. from DHS 172.21 Register June 2016 No. 726; correction in (2) made under s. 13.92 (4) (b) 7., Stats., Register June 2016 No. 726.
ATCP 76.22 ATCP 76.22Lifeguards and attendants.
ATCP 76.22(1)(1)Lifeguard and attendant staffing plans.
ATCP 76.22(1)(a) (a) The owner or operator of a pool, including a whirlpool over 4 feet deep and a pool with a visual obstruction, and the owner or operator of a water attraction or water attraction complex shall submit a written, proposed lifeguard and attendant staffing plan to the department or the department's agent for approval. The owner or operator shall keep a copy of the plan at the pool. The plan shall include all of the following:
ATCP 76.22(1)(a)1. 1. The square footage of the pool, water attraction, and water attraction complex as applicable.
ATCP 76.22(1)(a)2. 2. The maximum and average patron load.
ATCP 76.22(1)(a)3. 3. The hours of operation.
ATCP 76.22(1)(a)4. 4. The location of each lifeguard station and each first aid station.
ATCP 76.22(1)(a)5. 5. The number of lifeguards or attendants on duty pursuant to s. ATCP 76.23.
ATCP 76.22(1)(a)6. 6. A diagram of the facility that indicates the placement of attendants, lifeguards, chairs, and stations for both average and maximum patron capacity. The diagram shall include each obstruction.
ATCP 76.22(1)(a)7. 7. A method of communication when 2 or more attendants or lifeguards are required for a water attraction.
ATCP 76.22(1)(c) (c) A pool that is not required under s. ATCP 76.23 to have a lifeguard shall post a sign that states, in letters that are a minimum of 4 inches high, “No Lifeguard on Duty".
ATCP 76.22(1)(d) (d) A plan required under par. (a) for a whirlpool that is located in a water attraction complex shall specify that at least one attendant shall provide periodic supervision. If a whirlpool is not supervised by an attendant at all times, a sign shall be posted that states in letters at least 4 inches high: “Non-guarded area."
ATCP 76.22 Note Note: To submit a lifeguard and attendant staffing plan to the Division, or to determine which agent to submit the plan, contact the Bureau of Food and Recreational Businesses at (608) 224-4682 or PO Box 8911, Madison, Wisconsin 53708-8911.
ATCP 76.22(2) (2)Qualifications.
ATCP 76.22(2)(a) (a) A copy of each lifeguarding certification, first aid certification, and CPR certification held by lifeguard staff shall be maintained at the pool and shall be made available for inspection by the department.
ATCP 76.22(2)(b) (b) At least one of the lifeguards required under s. ATCP 76.23 (1) to supervise a water attraction that has a surface area of 2,000 square feet or more and a water depth greater than 4 feet shall have one or more of the following additional certifications:
ATCP 76.22(2)(b)1. 1. American Red Cross Park Lifeguard Training certificate.
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Published under s. 35.93, Stats. Updated on the first day of each month. Entire code is always current. The Register date on each page is the date the chapter was last published.