Loading...
HomeMy WebLinkAbout583 Cross Connection Control of Potable Water Supply • •aeo 072352 93W 1 { _ 3 RECORD VERIFIED FILED FOR REcORD Clerk Cir t Court, ¢}County7,,,-- �� • 7NCIA 610C+K.CIR.Cl.f'AKO COUN tY,FL. ORDINANCE NO. 583 AN ORDINANCE OF THE CITY COUNCIL OF THE CITY OF ZEPHYRHILLS, FLORIDA, RELATING TO THE PROTECTION OF THE PUBLIC POTABLE WATER SUPPLY AGAINST POLLUTION OR CONTAMINANTS BY REQUIRING UTILIZATION OF CROSS;CONNECTION CONTROL; PROVIDING FOR REGULATIONS REGULATING CROSS CONNECTIONS; PROVIDING PENALTIES; AND PROVIDING AN EFFECTIVE DATE. WHEREAS, the City of Zephyrhills owns and operates a water system through which it provides services to various consumers, and WHEREAS, Improperly protected water systems expose the public potable water supply to contamination or pollution which would be hazardous to the public health and safety, and WHEREAS, the regulation or control of cross-connections is required by the provisions of state law and administrative rule, and WHEREAS,the adoption of an ordinance requiring installation of cross-connection control devices in certain circumstances is necessary and desirable to protect and promote the public health, safety, and welfare and is in the best interest of the consumers to whom the City of Zephyrhills provides water services. NOW, THEREFORE,IBEIT ORDAINED by the City Council of the City of Zephyrhills, Florida, sitting in regular session, that the following shall be added to the Zephyrhills City Code: ARTICLE IV: CITY OF ZEPHYRHILLS POLICY FOR CROSS-CONNECTION CONTROL: Section 26-42: Authority: , The intent of this policy is to establish parameters and procedures for eliminating existing cross-connections and preventing future cross-connections within the City of Zephyrhills water system. The Department of Environmental Protection Rules and Regulations Chapter 17-555 and American Water Works Association, M14 provide legal authority for establishing a cross- connection control program. Section 26-43: Definitions: Backflow:, Flow of water or other liquid into the potable water distribution system from an unintended source. Backflow Prevention Assembly: A mechanical device designed to allow water to flow in only one direction. Backpressure: Backflow caused when upstream water pressure beyond the service connection exceeds present water pressure within the distribution system. Backsiplwnage: Backflow caused by negative pressure in the water distribution system. Combined Water System: System which provides both drinking water and water for fire protection. 1 Record and Return to: City Clerk's Office 5335 8th Street OR 3220P0 Zephyrhills, FL 33540 City: City of Zephyrhills Utilities Department, Pasco County, Florida. Cross-Connection: A connection between a potable water system and a system of unknown qualify. Cross connections are classified as either High Hazard or Low Hazard. Distribution System: Piping system owned and operated by the water purveyor for the purpose of providing potable water to the community. Fire System: Water system designed for the sole purpose of providing water for fire protection. Hazard-health: A cross-connection or potential cross-connection involving any substance that could, if introduced in the potable water supply, cause death, illness, spread disease, or have a high probability of causing such effects. Hazard-nonhealth: A cross-connection or potential cross-connection involving any substance that generally would not be a health hazard but would constitute a nuisance or be aesthetically objectionable, if introduced into the potable water supply. Nonpotable Water: Water which is not certified as fit for human consumption. Potable Water: Water which has been treated, tested, and certified as fit for human consumption. Potable Water System: Water system designed for the sole purpose of providing drinking water. Water Purveyor: Authority providing drinking water to the community. Section 26-44: Cross-Connection Control Requirements: Service Connections: All connections to the City system shall be designed, installed, and maintained in a manner to prevent contamination of the distribution system. A backflow prevention assembly may be required at the service connection as a method of on-site containment. Section 26-45: Backflow Prevention Assemblies and Applications: Residential Dual Check Valve Assembly: A compact unit manufactured with two independent spring actuated check valves. The residential dual check is acceptable only as added back-flow prevention in areas served by reuse systems defined in Chapter 17-610, Part III, F.A.C., when the cross-connection control program identifies activities specific to (5) (a) and (5) (b) of this section. Reduced Pressure Zone (RPZ) Assembly: This device may be utilized in a high hazard situation when either back-pressure or backsiphonage may occur. Double Check Value Assembly (DCVA): This device may be used in a low hazard situation when either backpressure or backsiphonage may occur. Pressure Vacuum Breaker(PVB): This device may be utilized in a high hazard situation when backsiphonage may occur. This assembly is used primarily with lawn irrigation systems. Atmospheric Vacuum Breaker (A VB): This device may be used in backsiphonage situations only. Specific conditions must be met to insure the effectiveness of the installation. Section 26-46: Installation of Backflow Prevention Devices: Location: The primary location for all backflow assemblies shall be directly behind the 2 , °R32.20P0925 water meter at the service connection. Alternate locations must be approved by the City. Installation: The City is responsible for installation of any and all required backflow prevention assemblies. The installation must be in accordance with the manufacturer's requirements and City specifications. Section 26-47: Testing Backflow Prevention Assemblies: Requirements: All reduced pressure zone, double check valve assembly, and pressure vacuum breaker backflow prevention assemblies will be tested annually by the City. The tests will be performed by certified backflow prevention technicians in accordance with procedures and guidelines established by the University of Southern California Foundation for Cross-Connection Control and Hydraulic Rei earch. A backflow prevention assembly will be considered noncomplaint if the device fails to meet minimum requirements set forth by this agency. Test Results:. Test results will be available to the consumer upon request. Section 26-48: Repair and Maintenance of Backflow Prevention Assemblies: Repairs: Repairs to backflow prevention assemblies will be the responsibility of the City. All repairs must be performed in accordance with manufacturer's recommendations. Maintenance: The City will be required to maintain the backflow assembly and the surrounding site in a manner by which the device is both accessible and operational. Section 26-49: Cross-Connection Control Requirements: Residential Potable Connections: Dual check valve assembly will be required on all residential potable connections, provided, however, the City may require other backflow prevention assemblies as herein defined on residential potable connections which are located in areas of high hazard, as defined in the applicable Dept. of Environmental Protection Regulations as same now exist or may be amended. Residential Irrigation Connections: All residential irrigation connections will require a backflow prevention assembly at the point of connection. Under normal conditions, a double check valve assembly or a pressure vacuum breaker will be adequate; however, if an on-site well exists, chemical injection is utilized, or a source of toxic contamination is present, a reduced pressure zone assembly will be required. Commercial and Industrial Potable Connections: All commercial and industrial potable I = connections will require a reduced pressure zone assembly installed at the service.connection. Commercial and Industrial Irrigation Connections: All commercial ands industrial irrigation connections will require a backflow prevention assembly at the point of connection. Under normal conditions, a double check valve assembly or a pressure vacuum breaker will be adequate; however, if an on-site well exists, chemical injection is utilized, or a source of toxic contamination is present, a reduced pressure zone assembly will be required. Commercial and Industrial Fire Sprinkler Connections: Any connection installed for the purpose of providing water service to a building fire sprinkler system must_be_pr9tected by a i double detector check valve assembly. Section 26-50: Retrofitting of Existing Services: Requirements: Existing water service connections not equipped with_.a backflow 3 °R3220 0926 prevention assembly will be retrofitted to comply with Section 26-49 of this document. Section 26-51: Approval of Backflow Prevention Assemblies: Approved Assemblies: Any assembly installed within the City of Zephyrhills water system must meet with performance criteria set forth by the University of Southern California Foundation for Cross Connection Control and Hydraulic Research. Installation Approval: All backflow assembly installations will be inspected by the City subject to the specifications defined within the City of Zephyrhills Utilities Standards for Design and Construction of Water and Wastewater Facilities. Section 26-52: Enforcement: The City of Zephyrhills Utilities Dept. is granted authority to inspect any and all water service connections serviced by the Utility and take appropriate action to insure the potable integrity of the system. The City is given the legal right to immediately disconnect any customer from the system if the service is determined to constitute a high hazard cross-connection. Section 26-53: Penalties: Non-health Hazard Noncompliance: Any customer of the City of Zephyrhills water system found to have a non-health hazard will be so notified in writing. A 30-day grace period will be established, during which time the consumer will modify the system to comply with this ordinance. Failure to comply could result in discontinued service and/or fines. Health Hazard Noncompliance: If a health hazard backflow situation is detected, the connection will be immediately disconnected. The service will not be restored until the property backflow assembly is installed and the source of contamination is eliminated. This Ordinance shall become effective upon third reading and signing by the Mayor. The foregoing Ordinance No. £$3 was read and passed on its first reading in open and regular meeting by the City Council of the City of Zephyrhills, Florida, on this (( " day of (QC r- -� , A.D. 1993. I J4 ',1 ze‘i-e-Lei CL E C. BRACKNELL /► -r. President of City Council Attest:� J -T�—�✓ C ty Clerk, LINDA D. BOAN The foregoing Ordinance No. 693 was read and passed on its second reading in open and regular meeting by the City Council of the City of Zephyrhills, Florida, on this a ' day of , (c( G--6-thv , A.D., 1993. O j t IC Lr CIDE C. BRACKNELL President of City Council ,(L12),Li.„) Attest:ID; Ci_ Clerk, LINDA D. BOAN • 4 OR3220P0927 ORDINANCE NO. SY 3 • • The foregoing Ordinance No. ,313 was read and passed on its third reading in open and regular meeting by the City Council of the City of Zephyrhills, Florida, on this gr-- day of r. 61,-///1-4-eA-/ , 'A.D., 1993. • Z..L. . C Z/L'etejj \ 7 CL E C. BRACKNELL President of City Council _ - Attegy, City elerk, 114)A D. BOAN c '- The foregoing Ordinance No. S1 was approved by me this P--' day of , A.D., 1993. /j dealt/ AMES A. BAILEY, Mayor • R1712011 V5703203 REFERENCE -if. 115031 11/12/93 n3::33 FM RECORDING/INDEXING 21.00 RECORDS MODERNIZATION FEE 3.Oil • TOTAL: 24.OD 115031 CHARGED; 24.OD CECINO 01-A AMT PAID: .00 I . 5 '3220'0928'