ARCHIVED REPORTS XR003029 - Laserfiche WebLink

Home Browse Search

it CLEANVP AND ABATEMEN t ORDER NO. 5-00-704 'FORMER CHEVRON STATION #9-5775 WWEST KETTLEMAN LANE I. SAN JOAQUIN COUNTY ' hours GR isc _ s heduled to continue weeklti e\tractioti at EX -1 until an intenm pump and treat system is installed. ` 5 On 7 April 2000, GR submitted a workplan to the San Joaquin County Envirofimental Health ' Division to install six additional monitoring i\ells to further define the lateral and vertical extent of petroleum hydrocarbons and fuel oxygenates both on-site and offsite One deep monitoring well will be installed neat to MW -8 to sett e _,s a sentinel well between the on-site contamination and (lie active City of Lod1_Municipal Well 12 (Ci(y Well 12) G City Well 12 is about 500 feet southwest and downgradient of the former underground storage ' tanks City Well 12 operates mtermittentlti at approximately 800 gallons per minute The well 1s constructed with a 108 -foot annular seal, cased to 490 feet bgs without a gravel pack, and the first perforated interval is at 210 feet bgs The City of Lodi Water Department analyzes monthly ' samples from City Well 12 using EPA Method 524 2 MtBE has not been detected in this well at a detection limit of 3 pg/1 7. In October 1999, GR placed water level transducers in two On-site monitoring wells for a 3 -day period and recorded fluctuation changes corresponding to pumping of City Well 12 GR ' concluded that the shallow groundwater zone is in conimurucation with the municipal well S. The California Department of Health Sen ices Drinking Water Action Level for MtBE is 13 µg/1, and the Secondary Maximum Contaminant Level for taste and odor is 5 µg/1 9. Section 13304(a) of the California Water Code provides that: Any person u4io has discharged or dLtdsatges Kane into the uviers of this stare in violation of any waste dalMarge requirement or other orader or pnohlbitlon tssued hya regional board or die state bow or who has caused or penrnitted, cruses or pemdtsy or du,eatau to cause or permit om-.., me to be discharged or deposited where 1(a, orprvbably will be. ' divdwrged luta the water of the slate and castes. or rkrratcru to arat4 a condition ofpolluttox or nuumce, she yon osier of the regional board den W such waste or abau the eem ofthe wave, or. in the case ofthremeneripoMay*n or +tutsancA tale other ssedeffxy mo dial adios, h:dudiag, but not limited to, ow xseeing cleanup and abatement edons Upon fatlrar of air} Perron to compo- wUh the deam p and abatement order. die Attomey Genu4 at the ncquesr of the ' bwnt shall petition the superior court for drat counn for the Issuance of en Wun orlon requiring the penton to ooarby with Me onler Ira any such suit. Me Court shall hate furtWt aeon to grvnr a prohibitory or mandatory btlunedon. either prrununasy orpermanent, as the fad may w =mL 10. The Water Quality Control Plan for the Regional Water Quality Control Board, Central Valley Region, (4th Edition) (Basin Plan) establishes beneficial uses and water quality objectives to protect the beneficial uses. Water quality objectives for groundwater as specified in the Basin ' Plan include primary and secondary maximum contaminant levels. Waste, including MTBE, has been discharged to waters of the state at concentrations that exceed water quality objectives. Exceedance of water quality objectives constitutes pollution. Therefore, waste, including MTBE, ' has been discharged or deposited where it: has created and continues to threaten to create a *condition of pollution or nuisance. II 2