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RtUtt V cv <br /> SAN10 A Q U I N JAN 19 2022 Environmental Health Department <br /> COUNTY ENVIRONMENTAL HEALTH <br /> DEPARTMENT <br /> I . MONITORING : All monitoring equipment must be listed in the State Water Resources Control Board <br /> Division of Clean Water Program Local Guidance Letter 113 , <br /> -CKeC o e <br /> Box Section <br /> All secondary containment units (e . g . tank annular spaces , secondary piping , sumps , <br /> 2632CR under-dispenser containment , etc. ) monitored for leaks using approved electronic leak <br /> 0 2636 (f) detection systems . <br /> Electronic monitoring sensors located at the following points : <br /> ° At the bottom of the interstitial space of each secondarily-contained tank , <br /> positioned as near as possible to the bottom of the tank . <br /> Manufacturer Veeder Root Model 794380 -303 <br /> ° In each collection sump , positioned as near as possible to the bottom of the <br /> collection sump . Additionally , in any sump acting as secondary containment for <br /> unused tank openings which connect to the primary space . <br /> Manufacturer Veeder Root Model 794380 -208 <br /> 23 CCR <br /> ❑✓ ❑ 2632 <br /> 2630 (d) ° In dispenser pans which do not drain into secondary containment piping . (Note: <br /> A mechanical switch which triggers a shear valve may be substituted but this <br /> system will not qualify for the annual line tightness test exemption under 23 CCR <br /> 2636(g)) , <br /> Manufacturer Veeder Root Model 794380 -208 <br /> [] Along secondarily-contained pipe runs which do not meet the 1 /8 inch - per-foot <br /> slope requirement , positioned in the depressed or low- lying areas . <br /> Manufacturer Model <br /> 23 CCR Automatic line leak detectors installed to monitor underground pressurized piping . <br /> 2636(f) <br /> ® 25290 . 1 h Manufacturer Vaporless Model 99LD -2000 - S <br /> 25290 . 2 <br /> Alarm panel provides both audible and visual alarms . It is located in a protected area <br /> n 23 CCR and within sight and hearing distance of on -site personnel and hard -wired to a <br /> 2632(c) (2)(B) dedicated circuit . <br /> Manufacturer Veeder Root Model 848290 - 122 <br /> J . OTHER COMPONENT INFORMATION : <br /> COMPONENT MANUFACTURER MODEL COMPOSITION <br /> SUMP Xerxes 633- 760 - 04 FRP <br /> UNDER-DISPENSER <br /> CONTAINMENT OPW FDS -4021 - DW FRP <br /> 012030- 626-0/ <br /> PENETRATIONS Smith Fibercast 012040-626-0 FRP <br /> 8 of 8 <br /> i <br />