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0 0 <br /> BACTERIOLOGICAL AND CHEMICAL MONITORING <br /> REQUIREMENTS for <br /> TRANSIENT NON COMMUNITY (TNCI WATER SYSTEMS <br /> 25 or more customers/consumers per day ;-> 60 days per year <br /> >1000 customers per month (4633) <br /> <1000 customers per month (4634) <br /> SECONDARY (AESTHETICS): Bicarbonate, carbonate, and hydroxide <br /> alkalinity, calcium, iron, magnesium, manganese, pH, sodium, and total <br /> hardness are due at least once (California Code of Regulations (CCR), Title 22, <br /> Section 64449). <br /> INORGANIC CHEMICALS: Fluoride is due at least once (CCR, Title 22, <br /> Section 64432 (m)(1)). <br /> NITRATES: Required annually (CCR, Title 22, Section 64432 (a)). <br /> NITRITES: Required once every three years (CCR, Title 22, Section 64432 <br /> (a))• <br /> BACTERIOLOGICAL: Required monthly for 4633, quarterly for 4634 <br /> (CCR, Title 22, Section 64421, 64423 (a)). After a positive result, four repeats <br /> must be taken within 24 hours of being notified of the positive result and five <br /> routine samples shall be taken the following month. Please be aware that <br /> bacteriological results collected for a system in a calendar month shall be <br /> reported to the Department no later than the tenth day of the following month. <br /> For more information, please visit the DHS website at: <br /> hllp://www.dhs.cahwnet.goy/ps/ddwem/ <br />