Section 2666 - Requirements for Upgrading Underground Piping(a) By December 22, 1998, all underground piping containing hazardous substances other than motor vehicle fuel shall be retrofitted with secondary containment meeting the requirements of section 2636.(b) All underground piping containing motor vehicle fuel and connected to an existing tank shall meet all of the following: (1) By December 22, 1998, be retrofitted with secondary containment unless the owner or operator demonstrates to the local agency that the piping is constructed of fiberglass reinforced plastic, cathodically protected steel, or other materials compatible with stored products and resistant to corrosion. The secondary containment system shall meet the construction, installation, and monitoring requirements of section 2636.(2) All buried single-walled piping, except for vent piping, vapor recovery piping, tank riser piping, and suction piping meeting the requirements of section 2636(a)(3), shall meet Article 3 when repaired or replaced on or after October 1, 2018.(c) By December 22, 1998, all automatic line leak detectors for underground pressurized piping which is not secondarily contained shall be capable of shutting off the pump when a release occurs. In addition, the pumping system shall shut down automatically if the automatic line leak detector fails or is disconnected. In lieu of the above, for underground storage tank emergency generator systems, the leak detector must be connected to an audible and visible alarm to indicate a release malfunction of the system.(d) All underground piping and secondary containment shall be tested for tightness after installation in accordance with section 2636(e).(e) All existing underground storage tanks shall meet all of the following:(1) By December 31, 2003, be retrofitted with under-dispenser containment, or an under-dispenser spill containment or control system. The under-dispenser containment or under-dispenser spill containment or control system shall meet, where applicable, the requirements of section 2636(g).(2) On and after October 1, 2018, all under-dispenser containment and under-dispenser spill containment or control systems shall meet the requirements of Article 3.(f) By October 13, 2018, all underground pressurized piping connected to an emergency generator tank system shall be retrofitted with an automatic line leak detector in accordance with section 2636(f)(2). In lieu of restricting or shutting off the flow of product through the piping, the automatic line leak detector may activate an audible and visual alarm when a leak is detected.Cal. Code Regs. Tit. 23, § 2666
1. New section filed 4-5-94; operative 5-5-94 (Register 94, No. 14).
2. New subsection (e) and amendment of NOTE filed 5-14-2001; operative 5-14-2001 pursuant to Government Code section 11343.4 (Register 2001, No. 20).
3. Amendment of subsection (e) filed 12-18-2007; operative 1-17-2008 (Register 2007, No. 51).
4. Amendment of section and NOTE filed 8-27-2018; operative 10-1-2018 (Register 2018, No. 35). Note: Authority cited: Sections 25299.3 and 25299.7, Health and Safety Code. Reference: Sections 25284.1, 25292 and 25292.1, Health and Safety Code; and 40 CFR §§ 280.10, 280.20, 280.21, 280.32, 280.33, 280.35 and 280.44.
1. New section filed 4-5-94; operative 5-5-94 (Register 94, No. 14).
2. New subsection (e) and amendment of Notefiled 5-14-2001; operative 5-14-2001 pursuant to Government Code section 11343.4 (Register 2001, No. 20).
3. Amendment of subsection (e) filed 12-18-2007; operative 1-17-2008 (Register 2007, No. 51).
4. Amendment of section and Note filed 8-27-2018; operative 10/1/2018 (Register 2018, No. 35).