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water_testing [2013/02/26 20:09]
127.0.0.1 external edit
water_testing [2015/02/11 17:58] (current)
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-====== Water Testing ​======+====== Water Tests ======
  
-=== Weekly Bacteriological Test ===+NWT Public Pool Regulations give details for water tests.
  
-The Public Pool Regulations state:+//**Weekly Bacteriological Test**//
  
-  ​*At least one bacteriological sample of the pool water week must be submitted ​to a water testing ​laboratory ​for examination. +NWT Public Pool Regulations state: 
-  * bacteriological sample ​must be collected ​in an approved bottle from below the water surface near an outlet, while the pool is in use. +  ​Submit at least one bacteriological sample of the pool water each week to a water testing ​lab for examination. 
-  * When you submit pool tests to the lab, you will receive ​tests results back within a few days (they are usually sent to the Health Centre). +  * Collect a bacteriological sample in an approved bottle from below the water surface near an outlet, while the pool is in use. 
-  * The coliform count in the pool water must not exceed two colonies for each 100 ml when the Standard Membrane Filter Technique ​is used+  * When you submit pool tests to the lab, you receive ​test results back within a few days (usually sent to the Health Centre). 
-  * If there is a problem ​with the results of your tests, the Environmental Health Officer ​will usually ​contact ​you; nevertheless, ​it is important to always look at the test results to ensure that the values are within the allowable ranges.+  * Make sure the coliform count in the pool water does not exceed two colonies for each 100 ml with the Standard Membrane Filter Technique. 
 +  * Look at the test results to make sure the values are within the allowable ranges. ​If there is a problem, the Environmental Health Officer usually ​contacts ​you. But it is important to check them yourself.
  
-=== Daily Testing ​===+//**Daily Testing**//
  
-The Public Pool Regulations state: +NWT Public Pool Regulations state: 
-  * Tests must be taken each day of pool operation ​at least once every four hours +  * Take tests each day that the pool operates, ​at least once every four hours 
-  * Test ranges should be as follows:+  * Check test results and make sure the values fall within the allowable range. See the following table.
  
 |**TEST**|**ALLOWABLE RANGE**|**IDEAL RANGE**| |**TEST**|**ALLOWABLE RANGE**|**IDEAL RANGE**|
-|Total alkalinity|80 to 200 mg/l|80 to 120 mg/l+|Total alkalinity|80 to 200 mg/L|80 to 120 mg/L
-|Calcium hardness|100 to 200 mg/l|150 to 200 mg/l|+|Calcium hardness|100 to 200 mg/L|150 to 200 mg/L|
 |pH (pool)|7.2 to 7.8|7.6| |pH (pool)|7.2 to 7.8|7.6|
 |pH (hot tub)|7.2 to 7.6|7.4 to 7.6| |pH (hot tub)|7.2 to 7.6|7.4 to 7.6|
-|Free available chlorine (pool)|1.0 ​– 1.5 mg/l 1.2 mg/l+|Free available chlorine (pool)|1.0 ​to 1.5 mg/L|1.2 mg/L
-|Total residual chlorine (pool)|not greater than 2.5 mg/l+|Total residual chlorine (pool)|not greater than 2.5 mg/L
-|Free available chlorine (hot tub)|5 to 10 mg/l|+|Free available chlorine (hot tub)|5 to 10 mg/L|
 |Temperature (pool)|26°C - 30°C.| |Temperature (pool)|26°C - 30°C.|
 |Temperature (hot tub)|No greater than 40°C| |Temperature (hot tub)|No greater than 40°C|
- 
water_testing.1361909372.txt.gz · Last modified: 2015/02/11 17:58 (external edit)