California Code of Regulations › Title 22 - Social Security › Division 4 - Environmental Health › Chapter 14 - Water Permits › Article 3 - State Small Water Systems › Section 64212 - Bacteriological Quality Monitoring

Current through Register 2024 Notice Reg. No. 28, July 12, 2024
(a) A water supplier operating a state small
				  water system shall collect a minimum of one routine sample from the
				  distribution system at least once every three months. The sample shall be
				  analyzed for the presence of total coliform bacteria by a laboratory certified
				  by the State Board for bacteriological analyses pursuant to Article 3,
				  commencing with section
				  100825, of Chapter 4 of Part 1 of
				  Division 101, Health and Safety Code. The results of the analyses shall be
				  reported to the local health officer no later than the 10th day of the month
				  following receipt of the results by the state small water system.
(b) If any routine sample is total
				  coliform-positive, the water supplier shall collect a repeat sample from the
				  same location within 48 hours of being notified of the positive result. If the
				  repeat sample is also total coliform-positive, the sample shall also be
				  analyzed for the presence of fecal coliforms or
Escherichia
				  coli
(
E. coli
). The water supplier shall notify the
				  local health officer within 48 hours from the time the results are received and
				  shall take corrective actions as directed by the local health officer to
				  eliminate the cause of the positive samples.
(c) A local health office may require a state
				  small water system to sample the distribution system each month, in lieu of the
				  requirements of subsection (a), if the system has bacteriological contamination
				  problems indicated by more than one total-coliform positive sample during the
				  most recent 24 months of operation. The monthly sample shall be analyzed for
				  the presence of total coliform bacteria by a laboratory certified by the State
				  Board for bacteriological analyses pursuant to Article 3, commencing with
				  section 100825, of Chapter 4 of Part 1 of
				  Division 101, Health and Safety Code. The results of the analyses shall be
				  reported to the local health officer no later than the 10th day of the month
				  following receipt of the results by the state small water system.
1. New
					 section filed 11-12-91 as an emergency; operative 11-12-91 (Register 92, No.
					 8). A Certificate of Compliance must be transmitted to OAL 3-11-92 or emergency
					 language will be repealed by operation of law on the following
					 day.
2. New section refiled 3-6-92 as an emergency; operative
					 3-11-92 (Register 92, No. 15). A Certificate of Compliance must be transmitted
					 to OAL 7-9-92 or emergency language will be repealed by operation of law on the
					 following day.
3. Certificate of Compliance as to 3-6-92 order
					 including amendment of subsection (b) and new subsection (c) transmitted to OAL
					 5-5-92 and filed 6-16-92 (Register 92, No. 25).
4. Amendment of
					 section and NOTE filed 5-22-2012; operative 6-21-2012 (Register 2012, No.
					 21).
5. Change without regulatory effect amending subsections (a)
					 and (c) and NOTE filed 6-2-2015 pursuant to section
					 100, title 1, California Code of
					 Regulations (Register 2015, No. 23).
Note: Authority cited: Sections
						116271,
						116340
						and
						116350,
						Health and Safety Code. Reference: Sections
						116275
						and
						116340,
						Health and Safety Code.