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SAN JOAQUIN CO(RVA el. YC3SFH SERVICES/EHYTRONMENTAL HEALTH %u jCH DATE Id-7— y <br /> yGS; tKSSIE=T FOR SITE CLOSURE EVALUATION <br /> _ SWEEPS CODE j0-0-0 . <br /> iA.ME OF FACILITY 5� ` rsos G� SO/, <br /> TAMC IU # 3 <br /> kDORES54L PIT N� <br /> TANK SIZE /0 'Ila 67 <br /> FUEL TYPE � <br /> GENERAL SITE HISTORY *** <br /> Is permit current? Yes No Permit # <br /> facility Status Code �j Ooc.Soil/GW Cont Yes Ho <br /> Number of Tanks at facility <br /> Age of Tanks(if available) U Type of Tank Steel fbrgl Sngl Dual <br />[I. TANK HISTORY / <br /> Was Tank tested? Yes No Failed precision test ? es No If yes, give dates) <br /> Was a repair made to the tank system? Yes No If yes, <br /> what was repaired? <br /> Was repair dopa under inspection? Yes No Vere sail sples analyzed? Yes Ho I3TXE TPH-G TPH-D Pb/EDB <br /> aa <br /> Type of failure/discharge catastrophic long-term Leakagel joverTIM tssknown other: <br /> V. REMOVAL HISTORY (ATTACH INSPECT REPORT FOR SITE DETAILS/COLLECT DATA FOR LEACHING POTENTIAL ANALYSIS) - <br /> gate r 3 Ref/Year <br /> Soil Samples Received Yes o Depth 1C , Average Annual Precipitation A= 14 10-25 <br /> to Ground 3 <br /> on-Site Well(s) Yes No Number & Type Irr Dam Pub S Score S Score <br /> S Score is <br /> ft; ft C 10 pts CO 9fpts C 5fA <br /> Distance to Well(S) from Tank /</ ft: _ --�- 0 if <br /> R condition R condition R condition <br /> E is met E is met E is <br /> V. site Feature - Leaching Potential Analysis 51-100 25-50_\1 <br /> >1D0 _�-�- <br /> minim-in Depth to groundwater from the Soil Sample (feet)3�-Jg 7-f� .$- <br /> None Unknown Present <br /> Fractures in subsurface (applies to foothills or zrountain areas) t <br /> Average Annual Precipitation (inches) <br /> xxxxxx <10 9 10-25 xxxxxxx <br /> Han-Made conduits which increase vertical migrationNortie o/ Unkry., Present <br /> of leachate (i.e., septic systems, water wells, ,Ponds) / <br /> At least Miore than <br /> Unique site features: Recharge area, coarse soil, nearby wells. xxxxxx None one �� one <br /> + 3& a <br /> COLUMN TOTALS»>TOTAL POINTS <br /> 40 pts or <br /> Sample Result: CB T X OR E) RANGE OF TOTAL POINTS '49 pts or more 41 - 4a pts <br /> less " <br /> ^� 1~10 errs . 8 T X E B X E - M1 ,-NA\3lao.'� KAXIMgJMI ALLOL&M-E 3-T-X-E LEVELS (PPM) 1 50 50 50 .3 J.T <br /> 3 1. 1. <br /> �. GASOLINE 1000 <br /> 100 '�=>:-. - 10 <br /> Sample Result: 1Q0 <br /> _ MiAXIM0.M ALLOWABLE TPH LEVELS (PPM) DIESEL 10.000 1000 <br /> YyOfl TPH <br /> FOOTNOTES: ***If documented soil and/or ground <br /> water contamination is present, do not complete the leaching potential <br /> analysis. (I.s.. site is currently onUGT Contamination 5 fts, dprnotsusertablMe.d water.) <br /> \1 If depth is 5 ft. arsd < 25 ft., score 0 points. <br /> \2 If precipitation is > 40 inches, score 0 points. <br /> \3 Levels for BTX&E are not applicable at a TPH cone <br /> essirati of 10 ppm (gasoline) or 100 ppm (diesel). <br /> VI. STAFF RECOMMENDATION/CONCLUSION <br /> 1. Are BTX & E or TPH Concentrations > All a Levels *Yes No j' i <br /> 2. Recommend Site Closure Yes No i if Yes, Refer to Site Mitigation for Evaluation <br /> VII. REVIEW EVALUATION - TO SE COMPLETED BY A SUPEAYISCR/ ENIOR <br /> CONCUR WITH STAFF RECCHMENDATION FOR CLOSURE YES NO REFERRED-TO SITE MITIGATION FOR EVALUATION YES NO <br /> DATE REFERRED <br /> DATE CLOSURE LETTER MAILED <br /> NAME OF <br /> EVALUATOR <br /> EH 23 80 (UGTWKSHT)\5/90 <br />