Laserfiche WebLink
Remedial Investigation/Feasibility Study Work Plan <br /> NOMELLINI CONSTRUCTION CO <br /> 1045 West Charter Way, Stockton, California <br /> 1.0. INTRODUCTION <br /> Advanced GeoEnvironmental,Inc (AGE)has prepared this Remedial Investigation/Feasibility Study <br /> Work Plan for the performance of a 48-hour ground water pump test, a six-month oxygen release <br /> compound (ORC)pilot test, and collection of soil samples for bioremediation analysis at 1045 West <br /> Charter Way(the site), Stockton, California The location of the site is illustrated in Figure I A plan <br /> of the site is illustrated on Figure 2 - <br /> This work plan is prepared in accordance with San Joaquin County Public Health Services - <br /> Environmental Health Division (PHS-EHD) and Central Valley Regional Water Quality Control <br /> Board (RWQCB) guidelines for the investigation of underground storage tanks (UST) sites <br /> The purpose of this work plan is to evaluate feasibility and cost effectiveness of remediation <br /> alternatives towards the recent increased interval of hydrocarbon-impacted saturated soil at the site <br /> 2.0. BACKGROUND <br /> • The site is Iocated <br /> approximately one-half mile west of Interstate 5 on West Charter Way in a <br /> topographically flat area of Stockton, Califomia(Figure 1) The site is located northwest of Section <br /> 10, Township 1 North, Range 6 East, Mount Diablo Base and Meridian(Stockton West Quadrangle, <br /> 7 5-Minute USGS Topographic Series, 1968, photo revised 1987) <br /> 2 1 SITE DESCRIPTION <br /> The site is currently occupied by Russ Enterprises for safety equipment distribution The facility <br /> consists of a warehouse building and safety equipment storage yard <br /> 2 2 UNDERGROUND STORAGE TANK REMOVAL <br /> In August 1988, two 1,000-gallon USTs were removed from the site The tanks were used for the <br /> storage of regular and unleaded gasoline Analytical results of soil samples collected from beneath <br /> the gasoline USTs indicated that an unauthorized release'of hydrocarbons had occurred <br /> The tank area was re-excavated in November 1988 Soil was removed from the former UST area to <br /> a depth of I9 feet Soil samples were collected from the excavation and screened for organic vapor <br /> • using a photo-ionization detector (PID) Organic' vapor readings indicated that petroleum <br /> Advanced GeoEnvironments1,Inc <br />