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HomeMy WebLinkAbout3303; Agua Hedionda Sewage Pump Station; Agua Hediona Sewage Pump Station Soil Conditions; 1991-03-26^Csjj.5rV&(jredfsV1 i $43 W 1 LEIGHTON AND ASSOCIATES, INC f Geotechnical and Environmental Engineering Consultants INVESTIGATION OF SUBSURFACE AND STOCKPILED SOIL CONDITIONS AT THE AQUA HEDIONDA SEWAGE PUMP STATION, CARLSBAD, CALIFORNIA Project No. 4901121-02 March 26, 1991 PREPARED FOR: CITY OF CARLSBAD 2075 Las Palmas Drive Carlsbad, California 92009 3934 MURPHY CANYON ROAD, SUITE B205, SAN DIEGO, CALIFORNIA 92123 (619) 292-8030 • (800) 447-2626 FAX (619) 292-0771 LEICHTON AND ASSOCIATES, INC Geotechnical and Environmental Engineering Consultants March 26, 1991 Project No. 4901121-02 To: City of Carlsbad 2075 Las Pal mas Drive Carlsbad, California 92009 Attention: Mr. Jay Hall Subject: Investigation of Subsurface and Stockpiled Soil Conditions at the Agua Hedionda Sewage Pump Station, Carlsbad, California Introduction Leighton and Associates, Inc. is pleased to submit this report which includes a discussion of the results of the investigation of soil conditions at the subject site. The objective of this investigation was to determine the likelihood of petroleum hydrocarbon contamination of the soil beneath former onsite underground diesel fuel tank, and stockpile of soil produced by excavation of the tank. The scope of work for the subject investigation included collection of soil samples from the tank excavation and soil stockpile, laboratory analyses of 13 soil samples, and preparation of this report. The following report includes a map showing the location of the soil samples, the results of the field investigation, a discussion of the laboratory results, and conclusions and recommendations. Accompanying Table, Figures, and Appendices Table 1 - Summary of Results of Laboratory Analyses - Rear of Text Figure 1 - Index Map - Rear of Text Figure 2 - Location of Soil Samples - Rear of Text Appendix A - Reference Appendix B - Laboratory Analysis 3934 MURPHY CANYON ROAD, SUITE B205, SAN DIEGO, CALIFORNIA 92123 (619) 292-8030 • (800) 447-2626 FAX (619) 292-0771 4901121-02 Site Description and Background The site is a sewage pump station that is part of a sewage pipeline system that boosts sewage up to a topographically higher level so that it can be routed to a nearby treatment plant. The site is located near the south side of the Agua Hedionda lagoon, east of the railroad tracks and 2,500 feet northeast of the San Diego Gas and Electric (SDG&E) Encina Power Plant on Carlsbad Boulevard (Figure 1). The site can be accessed via a dirt road which runs parallel with the railroad tracks and immediately east of the tracks. The dirt road can be accessed from Cannon Road 1/4 mile west of Interstate 5, and north of Cannon Road. In addition to being powered by electricity, the pump housed at the site has an emergency generator which is fueled by an underground diesel fuel storage tank. The emergency generator is used to operate the pump station facility during interruptions in San Diego Gas and Electric (SDG&E) electrical power service. According to City of Carlsbad representatives, the fuel tank was installed in 1977, and is 1,000 gallons in capacity and made of reinforced fiberglass. The City of Carlsbad had indicated to Leighton and Associates that a release had occurred from a pipe fitting in the fuel supply line from the tank to the generator. The release was discovered subsequent to removal of the tank and associated piping on July 25, 1990. Subsequently, the city contracted Leighton and Associates to collect soil samples from the pipeline and tank excavation for analysis to evaluate which areas of soil had been contaminated by the release. Field Investigation On July 25, 1990, Leighton and Associates collected two soil samples from the diesel fuel tank excavation (1-N-ll and l-S-10.5) at depths of 11 and 10.5 feet below land surface (bis), and two soil samples from the pipeline excavation (P-10'-2 and P-21'-2) at a depth of 2 feet bis at the locations shown in Figure 2. The soil samples were collected using a hand-trowel that was cleaned in a solution of trisodium phosphate (TSP) and water, and rinsed with deionized water prior to collection of each sample. After collection, each sample was placed in a laboratory supplied glass jar with a Teflon-lined cap and placed in an ice-cooled container awaiting delivery to a Department of Health Services certified laboratory, Analytical Technologies, Inc. (ATI) for analysis. Each sample was analyzed by the laboratory for fuel hydrocarbons by Modified EPA Method 8015/CDOHS. - 2 - 4901121-02 M The results of these analyses (Appendix B) are summarized in Table 1 and indicate ** that fuel hydrocarbons were not detected above the laboratory detection limit in m soil samples 1-N-ll.O', l-S-10.5, and P-10'-2. However, fuel hydrocarbons were detected in soil sample P-21'-2 at a concentration of 4,100 milligrams/kilogram As a result of the above data, the City of Carlsbad excavated the soil in the area of soil sample P-2T-2 to a greater depth in an effort to remove hydrocarbon containing soil at a concentration above 100 mg/kg. On August 9, 1990, Leighton and Associates collected an additional soil sample (T-l-4) from the excavation in this area, and four soil samples (SP-1 through SP-4) from the stockpile produced by tank excavation. The soil samples were collected in accordance to the County of San Diego Hazardous Materials Management Guidelines. The soil samples were collected as previously discussed, delivered to ATI for analysis for fuel hydrocarbons and organic lead by EPA Method 6010. Soil samples T-l-4' and SP-4 were also analyzed by EPA Method 8020 for benzene, toluene, ethyl benzene and total xylenes (BTEX). Laboratory Results The results of analytical analyses are summarized in Table 1 and presented in Appendix B, Chain-of-Custody forms and QA/QC data is also included in Appendix B. The data indicates that fuel hydrocarbons and BTEX were not detected above the laboratory detection limit in soil samples T-l-4' and SP-2. Organic lead was not detected in any of the samples. However, fuel hydrocarbons were detected in 3 of the 4 soil samples from the stockpile, i.e., soil sample SP-1 at a concentration of 300 mg/kg, soil sample SP-3 at 330 mg/kg, and soil sample SP-4 at 140 mg/kg. Based on the results of the above data, the city reported to Leighton and Associates that they would be leaving the stockpiled soil on site so that natural bioremediation would occur in hope of lowering the concentration of hydrocarbons. Subsequently, the city informed Leighton and Associates that the stockpile had been relocated and that they needed additional soil samples collected and analyzed to evaluate the effectiveness of natural biodegradation of the hydrocarbons in the soil. Therefore, on January 18, 1991 four more stockpile samples were collected (SP-5 through SP-8) from the relocated stockpile. The location of the sample collection points are shown on Figure 2. The stockpile samples were collected in accordance with the HMMD sampling guidelines (Appendix A, Reference 1). The samples were collected in the manner previously described, and then delivered to ATI for analysis by Modified EPA Method 8015 for fuel hydrocarbons. The soil samples with the highest fuel hydrocarbon concentration (SP-6) was also analyzed by EPA Method 8020 for BTEX, EPA Method 6010 for organic lead, and EPA Method 1010 for flash point. - 3 - 4901121-02 The results of analysis (Appendix B) are summarized In Table 1 and Indicate that fuel hydrocarbons were detected in soil samples SP-5, SP-6, SP-7 at concentrations of 49, 120, and 62 mg/kg, but not above the detection limit in soil sample SP-8. BTEX were not detected in soil sample SP-6, and the flash point was greater than 180 degrees Fahrenheit. - 4 - 4901121-02 CONCLUSIONS AND RECOMMENDATIONS Based on the results of this field investigation, the following conclusions and recommendations are presented. • Based upon the laboratory results of soil sample P-21-2', the trench excavation was deepened to remove the contaminated soil. A second sample was then collected (T-l-4') below the point where sample P-21-2' was collected. This sample was submitted for analyses of fuel hydrocarbons. No such compounds were identified. Therefore, it appears that the contaminated soil in the area of sample P-21-2 has been removed. • The results of analysis of soil stockpile samples indicated fuel hydrocarbon concentrations ranging from nondetection to 120 mg/kg. • Following the determination that 4,100 mg/kg (as diesel) of fuel hydrocarbons were detected in soil sample P-21-2, the excavation in the area of this sample was deepened to 4 feet. A soil sample was collected from the base of the trench and below the point where soil sample T-l-4 was collected. Fuel hydrocarbons were not detected in this sample. Therefore, it is our opinion that the petroleum hydrocarbon affected soil was removed from this area of the excavation • The four samples collected from the stockpile showed that the fuel hydrocarbon contamination levels ranged from below the laboratory detection limit and 120 mg/kg, and an average concentration of 58 mg/kg. Based upon this analysis, it appears that the fuel hydrocarbons levels in the stockpile have been reduced significantly. Based upon the results of this investigation, we recommend no further action at this time. This recommendation must be approved by the County of San Diego-Hazardous Materials Management Division (HMMD). Upon approval, a determination can then be made regarding further usage of the soil i.e. for use on site or placement in a Class III landfill. This determination must be made in conjunction and agreement with the HMMD and Regional Water Quality Control Board (RWQCB). - 5 - 4901121-02 If you have any questions regarding our report, please do not hesitate call us. We appreciate this opportunity to be of service. Respectfully submitted, LEIGHTON AND ASSOCIATES, INC. homas E. Mills, RG 4439 Chief, Environmental Services TM/jss Distribution: (3) Addressee m m - 6 - TABLE 1 SUMMARY OF RESULTS OF ANALYSIS OF SOILS SAMPLES Sample T-l-4' SP-1 SP-2 SP-3 SP-4 SP-5 SP-6 SP-7 SP-8 Date 1-N-ll.O' l-S-10.5' P-10'-2' P-21'-2' 07/25/90 07/25/90 07/25/90 07/25/90 08/09/90 08/09/90 08/09/90 08/09/90 08/09/90 01/18/91 01/18/91 01/18/91 01/18/91 Fuel Hydrocarbons mq/kq (1) ND (5) ND ND 4,100 ND 300 ND 330 140 49 120 62 ND mg/kg B T E X mg/kg Organic Pb (3) Flash Point 'F ND ND ND ND ND ND ND ND ND ND ND ND ND ND ND ND ND ND >180 Explanation (1) Fuel hydrocarbons by EPA Method 8015 (Modified)/CDOHS Method. (2) BTXE - benzene, toluene, ethylbenzene, total xylenes by EPA Method 8020. (3) Organic lead by EPA Method 6010/CDOHS equivalent method. (4) Flash point in degrees Fahrenheit by EPA Method 1010. (5) ND - not detected above the laboratory detection limit. scale feet SITE LOCATION MAP Base Map: Aerial-Foto Map Book, 1986-87, page 7D Original by Aerial Graphics. AGUA HEDIONDA CITY OF CARLSBAD Project MO 4901121-02 Date 3/26/91 nLu 1040 889Figure No. 1 d 1 m M m m Former stockpile : gravel and soil Excavation(5 yrds5) \ \ T-2-3' (did not analyze) Above ground tank I \\ I\ I Gravel' r^|SP'"11 | Soil f I I LEGEND Generator Former stockpile gravel and soil (9 yrds*) Relocated soil stockpile(9 yrds3) and additional soil (total 78 yrds3) 20 4.0 feet Approximate Scale 1-N-11.0' Soil sample location, designation and depth in feet, collected on 7-25-90 Sp75 Soil sample location and designation, collected on 8-9-90 SP-8 soil sample location and designation, collected on 1-18-91 SOIL SAMPLE LOCATIONS AGUA HEDIONDA SEWAGE PUMP STATION Project No. 4901121-02 Scale 1-20' Engr./GeoL . Drafted By . Date 3/26/91 JLJ 1042 889 Figure No. 2 APPENDIX A REFERENCE 1. County of San Diego, Department of Health Services, Hazardous Material Management Division, Site Assessment and Mitigation Manual, Section III, January 1991. A - 1 APPENDIX B AV f InC. Corporate Offices: 5550 Morehouse Drive San Diego, CA 92121 (619) 458-9141 ATI I.D. 007386 August 2, 1990 Leighton & Associates 3934 Murphy Canyon Road, Suite B205 San Diego, California 92123 Project Name: Agua Hedianda Sewage Pump Attention: David Lloyd On July 25, 1990, Analytical Technologies, Inc. received four soil samples for analysis. The samples were analyzed with EPA methodology or equivalent methods as specified in the attached analytical schedule. The symbol for "less than" indicates a value below the reportable detection limit. Please see the attached sheet for the sample cross reference. The results of this analysis and the quality control data are enclosed. ricia^AT ScHroder"- /]. Richard M. Amano Supervisor r*r' Laboratory Manager PAS:da cc: Mike Porter County of San Diego Hazardous Materials Management Division P.O. Box 85261 San Diego, CA 92138-5261 « A /y\AnalyticalTechnologies,lnc. <* ^^ ATI I.D. 007386 * _ ANALYTICAL SCHEDULE^W m CLIENT: LEIGHTON & ASSOCIATES PROJECT NO.: (NONE) ^ PROJECT NAME: AQUA HEDIANDA SEWAGE PUMP 4 m ^ ANALYSIS TECHNIQUE REFERENCE/METHOD m FUEL HYDROCARBONS GC/FID EPA 8015 (MODIFIED)/ Hi CDOHS METHOD *•» ^^AnalyticalTechnologies,lnc. CLIENT : LEIGHTON & ASSOC.-SAN DIEGO PROJECT # : (NONE) PROJECT NAME : AGUA HEDIANDA SEWAGE PUMP ATI I.D. : 007386 DATE RECEIVED : 07/25/90 REPORT DATE : 08/02/90 ATI #CLIENT DESCRIPTION MATRIX DATE COLLECTED 01 02 03 04 1-N-ll.O' l-S-10.5' P-10'-2' P-21'-2' SOIL SOIL SOIL SOIL 07/25/90 07/25/90 07/25/90 07/25/90 m1 m4 TOTALS MATRIX SOIl. # SAMPLES 4 ATI STANDARD DISPOSAL PRACTICE— ,_«^_— _-.______.— .__^—-.—^^.—— ——^—^ The samples from this project will be disposed of in twenty-one (21) days from the date of this report. If an extended storage period is required, please contact our sample control department before the scheduled disposal date. AnalyticalTechnologies,lnc. GAS CHROMATOGRAPHY - RESULTS ATI I.D. : 00738601 TEST : MOD EPA 8015-CDOHS (FUEL HYDROCARBONS) CLIENT : LEIGHTON & ASSOC.-SAN DIEGO DATE SAMPLED PROJECT # : (NONE) DATE RECEIVED PROJECT NAME : AGUA HEDIANDA SEWAGE PUMP DATE EXTRACTED CLIENT I.D. : 1-N-ll.O' DATE ANALYZED SAMPLE MATRIX : SOIL UNITS DILUTION FACTOR 07/25/90 07/25/90 07/26/90 07/28/90 MG/KG 1 COMPOUNDS RESULTS J FUEL HYDROCARBONS <5.0 HYDROCARBON RANGE - HYDROCARBONS QUANTITATED USING X\AnalyticalTechnologies,lnc. GAS CHROMATOGRAPHY - RESULTSm || ATI I.D. : 00738602 TEST : MOD EPA 8015-CDOHS (FUEL HYDROCARBONS) 1CLIENT : LEIGHTON & ASSOC.-SAN DIEGO DATE SAMPLED PROJECT # : (NONE) DATE RECEIVED PROJECT NAME : AGUA HEDIANDA SEWAGE PUMP DATE EXTRACTED CLIENT I.D. : l-S-10.5' DATE ANALYZED SAMPLE MATRIX : SOIL UNITS DILUTION FACTOR 07/25/90 07/25/90 07/26/90 07/30/90 MG/KG 1 COMPOUNDS RESULTS FUEL HYDROCARBONS <5.0 HYDROCARBON RANGE HYDROCARBONS QUANTITATED USING AnalyticalTechnologies/lnc. GAS CHROMATOGRAPHY - RESULTS TEST : MOD EPA 8015-CDOHS (FUEL HYDROCARBONS) CLIENT — PROJECT # J PROJECT NAME m CLIENT I.D. SAMPLE MATRIX LEIGHTON & ASSOC.-SAN DIEGO (NONE) AGUA HEDIANDA SEWAGE PUMP P-10'-2' SOIL ATI I.D.00738603 DATE SAMPLED DATE RECEIVED DATE EXTRACTED DATE ANALYZED UNITS DILUTION FACTOR 07/25/90 07/25/90 07/26/90 07/30/90 MG/KG 1 COMPOUNDS RESULTS FUEL HYDROCARBONS HYDROCARBON RANGE HYDROCARBONS QUANTITATED USING <5.0 flJQ^AnalyticalTechnologiesflnc. **.4 GAS CHROMATOGRAPHY - RESULTS TEST : MOD EPA 8015-CDOHS (FUEL HYDROCARBONS) CLIENT : LEIGHTON & ASSOC.-SAN DIEGO PROJECT # : (NONE) PROJECT NAME : AGUA HEDIANDA SEWAGE PUMP CLIENT I.D. : P-21'-2' SAMPLE MATRIX : SOIL ATI I.D.00738604 DATE SAMPLED DATE RECEIVED DATE EXTRACTED DATE ANALYZED UNITS DILUTION FACTOR 07/25/90 07/25/90 07/26/90 07/30/90 MG/KG 1 COMPOUNDS RESULTS FUEL HYDROCARBONS HYDROCARBON RANGE HYDROCARBONS QUANTITATED USING 4100 C10-C25 DIESEL kAnalyticalTechnologies,lnc. QUALITY CONTROL DATA • TEST : MOD EPA 8015-CDOHS (FUEL HYDROCARBONS) I CLIENT : LEIGHTON & ASSOC.-SAN DIEGO I PROJECT # : (NONE) j PROJECT NAME : AGUA HEDIANDA SEWAGE PUMP REF I.D.00738601 ATI I.D. DATE EXTRACTED DATE ANALYZED SAMPLE MATRIX UNITS 007386 07/26/90 07/28/90 SOIL MG/KG m COMPOUNDS FUEL HYDROCARBONS DUP. DUP. SAMPLE CONC. SPIKED % SPIKED % RESULT SPIKED SAMPLE REC.SAMPLE REC.RPD 2<5.0 500 440 88 430 86 % Recovery = (Spike Sample Result - Sample Result) Spike Concentration 100 RPD (Relative % Difference) = (Spiked Sample - Duplicate Spike) Result Sample Result Average of Spiked Sample X 100 11 II II II County Of San Diego II If II ii t i * i ftti * i Chain-of-custody Record I ft i ft i I J ft f ft I II DflTE'll2£l^_F>aGE A OF J_ AnalyticalTechnologies, Inc.Corporate Offices: 555O Morehouse Drive San Diego, CA 92121 (619) 458-9141 i • m4 m * ATI I.D. 005114 August 17, 1990 Leighton & Associates 3934 Murphy Canyon Road, Suite B205 San Diego, California 92123 m m Project Name: Carlsbad-Agua Project No.: 04901121-01 Attention: Jean Hebert On August 9, 1990, Analytical Technologies, Inc. received fourteen soil samples for analyses. Thirteen samples were analyzed with EPA methodology or equivalent methods as specified in the attached analytical schedule. The symbol for "less than" indicates a value below the reportable detection limit. Please see the attached sheet for the sample cross reference. The results of these analyses and the quality control data are enclosed. Schroder Supervisor Richard M. Amano Laboratory Manager PAS: da _ • m A/JjVAnalyticalTechnologieSflnc.c==* ATI I.D. 008114 ANALYTICAL SCHEDULE CLIENT: LEIGHTON & ASSOCIATES PROJECT NO.: 04901121-01 PROJECT NAME: CARLS BAD-AGUA ANALYSIS TECHNIQUE REFERENCE/METHOD ORGANIC LEAD ICAP EPA 6010/CDOHS EQUIVALENT METHOD BENZENE, ETHYLBENZENE, TOLUENE, & XYLENES GC/PID EPA 8020 FUEL HYDROCARBONS GC/FID EPA 8015 (MODIFIED)/ CDOHS METHOD A AnalyticalTechnologies,lnc. m CLIENT Mi PROJECT # PROJECT NAME LEIGHTON & ASSOC.-SAN DIEGO 04901121-01 CARLSBAD-AGUA ATI I.D. : 008114 DATE RECEIVED : 08/09/90 REPORT DATE : 08/17/90 •Ii ATI # 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 CLIENT DESCRIPTION T-2 @ 3 ' SP-1A SP-1B SP-1C SP-2A SP-2B SP-2C SP-3A SP-3B SP-3C SP-4A SP-4B SP-4C T-l @ 4' SP-4 COMPOSITE (11-13) SP-3 COMPOSITE (03-10) SP-2 COMPOSITE (05-07) SP-1 COMPOSITE (02-04) MATRIX SOIL SOIL SOIL SOIL SOIL SOIL SOIL SOIL SOIL SOIL SOIL SOIL SOIL SOIL SOIL SOIL SOIL SOIL DATE COLLECTED 08/09/90 08/09/90 08/09/90 08/09/90 08/09/90 08/09/90 08/09/90 08/09/90 08/09/90 08/09/90 08/09/90 08/09/90 08/09/90 08/09/90 08/09/90 08/09/90 08/09/90 08/09/90 TOTALS MATRIX SOIL # SAMPLES 18 ATI STANDARD DISPOSAL PRACTICE The samples from this project will be disposed of in twenty-one (21) days from the date of this report. If an extended storage period is required, please contact our sample control department before the scheduled disposal date. AnalyticalTechnologies,lnc. METALS RESULTS ATI I.D. : 008114 CLIENT : LEIGHTON & ASSOC.-SAN DIEGO DATE RECEIVED : 08/09/90 PROJECT # : 04901121-01 PROJECT NAME : CARLSBAD-AGUA REPORT DATE : OB/17/90 PARAMETER UNITS 14 15 16 17 18 ORGANIC LEAD MG/KG <0.3 <0.3 <0.3 <0.3 <0.3 «H 4« £^AnalyticdTechnologies,lnc. METALS - QUALITY CONTROL m, CLIENT PROJECT # PROJECT NAME LEIGHTON & ASSOC.-SAN DIEGO 04901121-01 CARLSBAD-AGUA ATI I.D. : 008114 SAMPLE DUP. SPIKED SPIKE % PARAMETER UNITS ATI I.D. RESULT RESULT RPD SAMPLE CONC REC ORGANIC LEAD MG/KG 00802813 2.5 2.3 8 11.1 10.0 86 ORGANIC LEAD MG/KG 00815704 <0.3 <0.3 09.3 10.2 91 % Recovery = (Spike Sample Result - Sample Result) X 100 m Spike Concentration m RPD (Relative Percent Difference) = (Sample Result - Duplicate Result) M X 100 Average Result A AnalyticalTechnologies,lnc. GAS CHROMATOGRAPHY - RESULTS ATI I.D. TEST : EPA 8020 (BENZENE, ETHYLBENZENE, TOLUENE, XYLENES) 00811414 CLIENT PROJECT * PROJECT NAME CLIENT I.D. SAMPLE MATRIX COMPOUNDS BENZENE TOLUENE ETHYLBENZENE XYLENES (TOTAI : LEIGHTON & ASSOC.-SAN DIEGO : 04901121-01 : CARLS BAD- AGUA : T-l @ 4' : SOIL -•) DATE SAMPLED DATE RECEIVED DATE EXTRACTED DATE ANALYZED UNITS DILUTION FACTOR RESULTS <0.025 <0. 025 <0.025 <0. 050 08/09/90 08/09/90 08/09/90 08/14/90 MG/KG 1 SURROGATE PERCENT RECOVERIES TRIFLUOROTOLUENE (%)94 AnalyticalTechnologies,lnc. GAS CHROMATOGRAPHY - RESULTS i ATI I.D. : 00811415 R J TEST : EPA 8020 (BENZENE, ETHYLBENZENE, TOLUENE, XYLENES) _ CLIENT , PROJECT # • PROJECT NAME CLIENT I.D. ^ SAMPLE MATRIX LEIGHTON & ASSOC.-SAN DIEGO 04901121-01 CARLS BAD-AGUA SP-4 COMPOSITE (11-13) SOIL DATE SAMPLED DATE RECEIVED DATE EXTRACTED DATE ANALYZED UNITS DILUTION FACTOR 08/09/90 08/09/90 08/09/90 08/14/90 MG/KG 1 COMPOUNDS RESULTS BENZENE TOLUENE ETHYLBENZENE XYLENES (TOTAL) SURROGATE PERCENT RECOVERIES TRIFLUOROTOLUENE (%) <0.025 <0.025 <0.025 <0.050 102 A AnalyticalTechnologies^s CHROMATOGRAPHY - RESULTS REAGENT BLANK TEST EPA 8020 (BENZENE, ETHYLBENZENE, TOLUENE, XYLENES) ATI I.D. : 008114 CLIENT : LEIGHTON & ASSOC.-SAN DIEGO ' DATE EXTRACTED : 08/09/90 PROJECT # : 04901121-01 DATE ANALYZED : 08/13/90 PROJECT NAME : CARLSBAD-AGUA UNITS : MG/KG CLIENT I.D. : REAGENT BLANK DILUTION FACTOR : N/A COMPOUNDS RESULTS BENZENE TOLUENE ETHYLBENZENE XYLENES (TOTAL) SURROGATE PERCENT RECOVERIES TRIFLUOROTOLUENE (%) <0.025 <0.025 <0.025 <0.050 94 A^AnalyticalTechnologies,lnc. QUALITY CONTROL DATA ATI I.D. TEST : EPA 8020 (BENZENE, ETHYLBENZENE, TOLUENE, XYLENES) CLIENT PROJECT * PROJECT NAME REF I.D. LEIGHTON & ASSOC.-SAN DIEGO 04901121-01 CARLS BAD- AGUA 00811414 DATE EXTRACTED DATE ANALYZED SAMPLE MATRIX UNITS 008114 08/09/90 08/15/90 SOIL MG/KG 1 COMPOUNDS DUP. DUP. SAMPLE CONG. SPIKED % SPIKED % RESULT SPIKED SAMPLE REC.SAMPLE REC.RPD BENZENE TOLUENE <0.025 0.500 0.38 76 0.36 72 5 <0.025 0.500 0.42 84 0.38 76 10 % Recovery = (Spike Sample Result - Sample Result) Spike Concentration X 100 RPD (Relative % Difference) = (Spiked Sample - Duplicate Spike) Result Sample Result Average of Spiked Sample X 100 ^J^AnalyticalTechnologies,lnc. GAS CHROMATOGRAPHY - RESULTS ATI I.D. : 00811414 TEST : MOD EPA 8015-CDOHS (FUEL HYDROCARBONS) CLIENT *** PROJECT # •* PROJECT NAME CLIENT I.D. *» SAMPLE MATRIX * LEIGHTON & ASSOC.-SAN DIEGO 04901121-01 CARLSBAD-AGUA T-l @ 4' SOIL DATE SAMPLED DATE RECEIVED DATE EXTRACTED DATE ANALYZED UNITS DILUTION FACTOR 08/09/90 08/09/90 08/09/90 08/12/90 MG/KG 1 COMPOUNDS RESULTS FUEL HYDROCARBONS HYDROCARBON RANGE HYDROCARBONS QUANTITATED USING <5.0 /k,jSJL^AnalyticalTechnologiesflnc. GAS CHROMATOGRAPHY - RESULTS ATI I.D.00811415 TEST : MOD EPA 8015-CDOHS (FUEL HYDROCARBONS) CLIENT PROJECT * PROJECT NAME CLIENT I.D. SAMPLE MATRIX LEIGHTON & ASSOC.-SAN DIEGO 04901121-01 CARLSBAD-AGUA SP-4 COMPOSITE (11-13) SOIL DATE SAMPLED DATE RECEIVED DATE EXTRACTED DATE ANALYZED UNITS DILUTION FACTOR 08/09/90 08/09/90 08/09/90 08/12/90 MG/KG 1 I COMPOUNDS RESULTS FUEL HYDROCARBONS HYDROCARBON RANGE HYDROCARBONS QUANTITATED USING 140 C14-C23 DIESEL flJb^AnglyticalTechnologieSrlnc. GAS CHROMATOGRAPHY - RESULTS ATI I.D. : 00811416 TEST : MOD EPA 8015-CDOHS (FUEL HYDROCARBONS) CLIENT : LEIGHTON & ASSOC.-SAN DIEGO DATE SAMPLED . i PROJECT # : 04901121-01 DATE RECEIVED ** PROJECT NAME : CARLSBAD-AGUA DATE EXTRACTED CLIENT I.D. : SP-3 COMPOSITE (08-10) DATE ANALYZED "* SAMPLE MATRIX : SOIL UNITS *| DILUTION FACTOR 08/09/90 OB/09/90 08/09/90 08/12/90 MG/KG «l COMPOUNDS RESULTS l* FUEL HYDROCARBONS 330 HYDROCARBON RANGE C13-C23 m HYDROCARBONS QUANTITATED USING DIESEL * /jj^ AnalyticalTechnologies,lnc. GAS CHROMATOGRAPHY - RESULTS ATI I.D.00811417 TEST : MOD EPA 8015-CDOHS (FUEL HYDROCARBONS) CLIENT ^ PROJECT * «l PROJECT NAME CLIENT I.D. <l| SAMPLE MATRIX - LEIGHTON & ASSOC.-SAN DIEGO 04901121-01 CARLSBAD-AGUA SP-2 COMPOSITE (05-07) SOIL DATE SAMPLED DATE RECEIVED DATE EXTRACTED DATE ANALYZED UNITS DILUTION FACTOR 08/09/90 08/09/90 08/09/90 08/12/90 MG/KG 1 COMPOUNDS RESULTS <5.0FUEL HYDROCARBONS HYDROCARBON RANGE HYDROCARBONS QUANTITATED USING A AnalyticalTechnologies,lnc. GAS CHROMATOGRAPHY - RESULTS ATI I.D. : 00811418 1 j TEST : MOD EPA 8015-CDOHS (FUEL HYDROCARBONS) CLIENT PROJECT # PROJECT NAME CLIENT I.D. SAMPLE MATRIX LEIGHTON & ASSOC.-SAN DIEGO 04901121-01 CARLSBAD-AGUA SP-1 COMPOSITE (02-04) SOIL DATE SAMPLED DATE RECEIVED DATE EXTRACTED DATE ANALYZED UNITS DILUTION FACTOR 08/09/90 08/09/90 08/09/90 08/12/90 MG/KG 1 "* COMPOUNDS RESULTS FUEL HYDROCARBONS HYDROCARBON RANGE HYDROCARBONS QUANTITATED USING 300 C13-C23 DIESEL ^^AnalyticalTechnologies,lnc. QUALITY CONTROL DATA TEST : MOD EPA 8015-CDOHS (FUEL HYDROCARBONS) CLIENT PROJECT # PROJECT NAME REF I.D. LEIGHTON & ASSOC.-SAN DIEGO 04901121-01 CARLSBAD-AGUA 00811414 ATI I.D. DATE EXTRACTED DATE ANALYZED SAMPLE MATRIX UNITS 008114 08/09/90 08/12/90 SOIL MG/KG COMPOUNDS DUP. DUP. SAMPLE CONG. SPIKED % SPIKED % RESULT SPIKED SAMPLE REC.SAMPLE REG.RPD 11FUEL HYDROCARBONS <5.0 500 460 92 410 82 Recovery = (Spike Sample Result - Sample Result) X 100 Spike Concentration RPD (Relative % Difference) = (Spiked Sample - Duplicate Spike) Result Sample Result Average of Spiked Sample X 100 J lit J II I i i I til i i i li ft J t i t i i i i ^^AnolyticalTechnologiesJnc 5550 Morehouse Drive • San Diego. CA 92121-1709 Chain of Custody J 4. J DATE PAGE.L. OF_£-- PROJECT MANAGER: COMPANY; ADDRESS: BILL TO: COMPANY: ADDRESS: 5: (Signature)PHONE NUMBER SAMPLE ID DATE TIME MATRIX LAB ID Recommended Quantity and Preservative (Provide triple volume on QC Samples CD a 1 § s 6? S5 8 |I I'.OV X X J A RELINQUISHED BY:RELINQUISHED BY:PROJECT INFORMATION SAMPLE RECQPT TOTAL NUMBER OF CONTAINERS PROJECT NAME: *CHAIN OF CUSTODY SEALS PURCHASE ORDER NUMBER:INTACT? Y/WNA RECEIVED GOOD COWWCCtD RECEIVED BY: SAMPLE DISPOSAL INSTRUCTIONS Q Pickup (will call)ATI Disposal @ $5.00 each Printed Name: ATI LABORATORIES: San Diego (619) 458-9141 • Phoenix (602) 438-1530 • Seattle (206) 228-8335 DISTRIBUTION: Whits. Canary - ANALYTICAL TECHNOLOGIES, INC. • Pink - ORIGINATOR i jit t • i mi ft i ii 11 ii t i ii t * ' J *• •* X^AnalyticalTechnologies,lnc. 5550 Mofehouse Drive • San Diego. CA 92121-1709 J i. Chain of Custody DATE.PAGE.OF_ PROJECT MANAGER: COMPANY: ADDRESS: BILL TO: COMPANY: ADDRESS: SAMPLERS: (Signature)PHONE NUMBER SAMPLE ID DATE TIME MATRIX LAB ID § CM GOiloeo Recommended Quantity and Preservative (Provide triple volume on QC Samples) CD 801S 801boHo — J3Q. 6 ide§« o 2XT-3C?60/6 a a PROJECT INFORMATION PROJECT NUMBER: PROJECT NAME: PURCHASE ORDER NUMBER: SAMPLE RECBPT TOTAL NUMBER OF CONTAINERS CHAW OF CUSTODY SEALS Y/WNA INTACT? Y/N/NA L REUNQUBHEDBY: Signature:;Rrne: Printed Name:Date: REUNQUISHEDBY: Signature:Time: Printed Date: VIA:RECEIVED GOOD <»NP^OLD TAT: M24HR n48HRST"*^ ' *"*1 WK LAB NUMBER Company:•Company: SAMPLE DISPOSAL INSTRUCTIONS RECEIVED BY: ATI Disposal @ $5.00 each Return Comments: Pickup (will call)Signature:Time:Signature:Time: PrintedName:Date:Printed Name: 'Company:Company: ATI LABORATORIES: San Diego (619) 458-9141 • Phoenix (602)438-1530 • Seattle (206) 228-8335 DISTRIBUTION: White. Canary-ANALYTICAL TECHNOLOGCS, INC. • Pink - ORIGINATOR i ii • i i i iiii m§ i i till la §111 ft i » t ft j t j L j L j ^JLJ\ AnalyticalTechnologies,Inc. Phain ft1 5550 Morehouse Drive • San Diego, CA 92121 -1709 PAGE_/_ t j PROJECT MANAGER: COMPANY: ADDRESS: BILL TO: COMPANY: ADDRESS: Signature)PHONE NUMBER SAMPLE ID DATE TIME MATRIX LAB ID 0 5? § Recommended Quantity and Preservative (Provide triple volume on QC Samples 801tednsromatic(8010/8020O OOg2X. s c? Jixc £X A)-I A")KOr 30- PROJECT fHFORMATON PROJECT PROJECT NAME: *frfln//?/ -^ / PURCHASE ORDER NUMBER: SAMPLE RECBPT TOTAL NUMBER OF CONTAINERS CHAJN OF CUSTODY SEALS V/rWA JNTACT? WNA /^ 1,REUNQWSHEDBY:1 Signature:Time: Printed Name: Company: REUNQUBHEOBY: 3. jSgnature:S Time: Printed Date: VIA:BECEWiU 6000 OON0J!eOLD Q48HRS DlWK LAB NUMBER SAMPLE DISPOSAL INSTRUCTIONS x' ATI Disposal @ $5.00 each Return D Pickup (will call)Signature:Time:Signature:Time: nents Printed Name:Printed NamoT j/ Date:/ Company:mpany:Com ATI LABORATORIES: San Diago (619) 458-9141 • Phoenix (602) 438-1530 • Seattle (206) 228-8335 DISTRIBUTION: White. Canary - ANW-YTICAL TECHNOLOGES. INC. • Pink - ORIGINATOR II II II II II II If III I ,,• I £JL£± AnalyticalTechnologies,lnc. 5550 Morehouse Drive • San Diego, CA 92121-1709 J IJ ii fcJ i. Chain of Custody DATE.PAGE.OF. PROJECT MANAGER: COMPANY: ADDRESS: BILLTO: COMPANY: ADDRESS: SAMPLERS: (Signature)PHONE NUMBER SAMPLE ID DATE TIME MATRIX LAB ID S GG801DieRecommended Quantity and Preservative (Provide triple volume on QC Samples 2X2XAromatics (8010/8020)f 5 pdsI -CAi.MI PflOJECTIrtfORMATlON PROJECT NUMBER: CH/QCV7fZ/-<?/ PROJECT NAME: PURCHASE ORDER NUMBER: SAMPLE RECEIPT TOTAL NUMBER OF CONTAINERS CHAIN OF CUSTODY SEALS Y/Nrt4A REUNQWSHEDBY:2. Signature:.Time: ?Prin Date: RELINQUISHED BY; Signature:Time: itedjtefrie:Printed VIA:RECEIVED 0000 CDND&OLP TAT:WK LAB NUMBER Compan^:•Company: SAMPLE [JlSPOSAL INSTRUCTIONS Comments: PtftTI Disposal @ $5.00 each Q Return P&20 && Pickup (will call)Signature:Time:Signature:Time: PrinteddNatrie:Date:Printed Nam6:Date: Company:Cpjrfpany: ATI LABORATORIES: San Diego (619) 458-9141 • Phoenix (602) 438-1530 • Seattle (206) 228-8335 DISTRIBUTION: White, Canary - ANALYTCAL TECHNOLOGIES. INC. • Pink - ORIGINATOR A AnalytiCalT©ChnOlOgi©Sf InC. Corporate Offices: 555O Morehouse Drive San Diego. CA 92121 (619) 458-9141 ill tf ATI I.D. 101213 February 11, 1991 Heighten & Associates 3934 Murphy Canyon Road, Suite B205 San Diego, California 92123 Project Name: Carlsbad-City of Project No.: 04901121-01 Attention: Jean Hebert Martin On January 18, 1991, Analytical Technologies, Inc. received four soil samples for analyses. The samples were analyzed with EPA methodology or equivalent methods as specified in the attached analytical schedule. The symbol for "less than" indicates a value below the reportable detection limit. Please see the attached sheet for the sample cross reference. The results of these analyses and the quality control data are enclosed. SU Senior Project Manager SMS:nm Richard M. Amano Laboratory Manager ArdyticalTechnologies,lnc. ATI I.D. 101213 ANALYTICAL SCHEDULE CLIENT: LEIGHTON & ASSOCIATES PROJECT NAME: CARLSBAD-CITY OF PROJECT NO.: 04901121-01 ANALYSIS TECHNIQUE REFERENCE/METHOD FLASH POINT ORGANIC LEAD FUEL HYDROCARBONS PENSKY-MARTENS (CLOSED CUP) I CAP GC/FID EPA 1010 EPA 6010/CDOHS EQUIVALENT METHOD EPA 8015 (MODIFIED)/ CDOHS METHOD AndyticalTechnologies,lnc. CLIENT PROJECT # PROJECT NAME LEIGHTON & ASSOC.-SAN DIEGO 04901121-01 CARLSBAD-CITY OF ATI I.D. : 101213 DATE RECEIVED : 01/13/91 REPORT DATE : 02/11/91 1 4 "9, 4* ATI CLIENT DESCRIPTION MATRIX DATE COLLECTED I J "11 01 02 03 04 SP-5 SP-6 SP-7 SP-8 SOIL SOIL SOIL SOIL 01/13/91 01/13/91 01/18/91 01/18/91 05 HIGHEST TPH (SP-6)SOIL 01/18/91 TOTALS MATRIX SOIL # SAMPLES 5 „. ATI STANDARD DISPOSAL PRACTICE ** The samples from this project will be disposed of in twenty-one (21) days from the date of this report. If an extended storage period is required, please *" contact our sample control department before the scheduled disposal date. £j£AnalyticalTechnologies,lnc. GENERAL CHEMISTRY RESULTS ATI I.D. : 101213 CLIENT : LEIGHTON & ASSOC.-SAN DIEGO DATE RECEIVED : 01/18/91 1 PROJECT # : 04901121-01 •J PROJECT NAME : CARLSBAD-CITY OF REPORT DATE : 02/11/91 "i PARAMETER UNITS 05 FLASH POINT °FAHREN >180 AnalyticQlTechnologies/l^,NERAL CHEMISTRY _QUALITY CONTROL tf CLIENT : LEIGHTON & ASSOC.-SAN DIEGO PROJECT # : 04901121-01 ** PROJECT NAME : CARLSBAD-CITY OF ATI I.D. : 101213 PARAMETER SAMPLE DUP. SPIKED SPIKE % UNITS ATI I.D. RESULT RESULT RPD SAMPLE CONC REC FLASH POINT °FAHREN 10126703 >180 >180 0 N/A N/A N/A % Recovery = (Spike Sample Result - Sample Result)X 100 Spike Concentration RPD (Relative Percent Difference) = (Sample Result - Duplicate Result) Average Result X 100 >AnalyticalTechnologies,lnc. METALS RESULTS CLIENT : LEIGHTON & ASSOC.-SAN DIEGO PROJECT # : 04901121-01 PROJECT NAME : CARLSBAD-CITY OF ATI I.D. : 101213 DATE RECEIVED : 01/18/91 REPORT DATE : 02/11/91 PARAMETER ORGANIC LEAD UNITS 05 MG/KG <0.3 ^AnalyticalTechnologies,lnc. METALS . QUALITY CONTROL ; CLIENT : LEIGHTON & ASSOC.-SAN DIEGO * PROJECT # : 04901121-01 PROJECT NAME : CARLSBAD-CITY OF ATI I.D. : 101213<m 4 SAMPLE DUP. SPIKED SPIKE % m PARAMETER UNITS ATI I.D. RESULT RESULT RPD SAMPLE CONG REC Jjm ORGANIC LEAD MG/KG 10120704 <0.3 <0.3 0 7.9 9.6 32 « % Recovery = (Spike Sample Result - Sample Result) X 100 •^ Spike Concentration •f RPD (Relative Percent Difference) = (Sample Result - Duplicate Result)^ x 10; Average Result AAAnalyticalTechnologies,lnc. GAS CHROMATOGRAPHY - RESULTS ATI I.D. : 10121305 TEST : EPA 8020 (BENZENE, ETHYLBENZENE, TOLUENE, XYLENES) CLIENT PROJECT =f PROJECT NAME CLIENT I.D. SAMPLE MATRIX COMPOUNDS BENZENE TOLUENE ETHYLBENZENE XYLENES (TOTAI : LEIGHTON & ASSOC.-SAN DIEGO : 04901121-01 : CARLSBAD-CITY OF : HIGHEST TPH (SP-6) : SOIL -) DATE SAMPLED DATE RECEIVED DATE EXTRACTED DATE ANALYZED UNITS DILUTION FACTOR RESULTS <0.025 <0.025 <0.025 <0.050 01/13/91 01/13/91 01/28/91 01/23/91 MG/KG 1 SURROGATE PERCENT RECOVERIES TRIFLUOROTOLUENE (%]100 £A£AnalyticalTechnologies,ltgAS CHROMATOGRAPHY - RESULTS REAGENT BLANK ^ TEST : EPA 8020 (BENZENE, ETHYLBENZENE, TOLUENE, XYLENES) ATI I.D. - CLIENT : LEIGHTON & ASSOC.-SAN DIEGO DATE EXTRACTED PROJECT # : 04901121-01 DATE ANALYZED "* PROJECT NAME : CARLSBAD-CITY OF UNITS ,«i CLIENT I.D. : REAGENT BLANK DILUTION FACTOR 101213 01/23/91 01/28/91 MG/KG N/A *» COMPOUNDS RESULTS BENZENE TOLUENE ETHYLBENZENE XYLENES (TOTAL) SURROGATE PERCENT RECOVERIES TRIFLUOROTOLUENE (%) <0.025 <0.025 <0.025 <0.050 99 AnalyticolTechnologies/lnc. QUALITY CONTROL DATA TEST : EPA 8020 (BENZENE, ETHYLBENZENE, TOLUENE, CLIENT PROJECT # PROJECT NAME REF I.D. LEIGHTON & ASSOC.-SAN DIEGO 04901121-01 CARLSBAD-CITY OF 10121305 ATI I.D. XYLENES) DATE EXTRACTED DATE ANALYZED SAMPLE MATRIX UNITS 101213 01/28/91 01/28/91 SOIL MG/KG COMPOUNDS DUP. DUP. SAMPLE CONC. SPIKED % SPIKED % RESULT SPIKED SAMPLE REC.SAMPLE REC.RP! BENZENE TOLUENE <0.025 0.500 0.43 86 0.44 88 2 <0.025 0.500 0.45 90 0.48 96 6 Recovery = (Spike Sample Result - Sample Result) Spike Concentration x 100 RPD (Relative % Difference) = (Spiked Sample - Duplicate Spike) Result Sample Result Average of Spiked Sample X 100 fjj^ AnolyticalTechnologies,lnc. GAS CHROMATOGRAPHY - RESULTS ATI I.D. : 10121301 TEST : MOD EPA 8015-CDOHS (FUEL HYDROCARBONS] CLIENT ^ PROJECT # .„* PROJECT NAME CLIENT I.D. •-» SAMPLE MATRIX LEIGHTON & ASSOC.-SAN DIEGO 04901121-01 CARLSBAD-CITY OF SP-5 SOIL DATE SAMPLED DATE RECEIVED DATE EXTRACTED DATE ANALYZED UNITS DILUTION FACTOR 01/18/91 01/13/91 01/20/91 01/25/91 MG/KG 1 COMPOUNDS RESULTS «* FUEL HYDROCARBONS HYDROCARBON RANGE "* HYDROCARBONS QUANTITATED USING 49 C15-C23 DIESEL AnalyticalTechnologies,lnc. GAS CHROMATOGRAPHY - RESULTS ATI I.D.10121302 TEST : MOD EPA 3015-CDOHS (FUEL HYDROCARBONS) CLIENT PROJECT # PROJECT NAME CLIENT I.D. SAMPLE MATRIX LEIGHTON & ASSOC.-SAN DIEGO 04901121-01 CARLSBAD-CITY OF SP-6 SOIL DATE SAMPLED DATE RECEIVED' DATE EXTRACTED DATE ANALYZED UNITS DILUTION FACTOR 01/13/91 01/13/91 01/20/91 01/25/91 MG/KG 1 COMPOUNDS RESULTS FUEL HYDROCARBONS HYDROCARBON RANGE HYDROCARBONS QUANTITATED USING 120 C15-C23 DIESEL m a /^AnalyticcilTeehnologies/lnc. GAS CHROMATOGRAPHY - RESULTS TEST : MOD EPA 8015-CDOHS (FUEL HYDROCARBONS) CLIENT PROJECT # PROJECT NAME CLIENT I.D. SAMPLE MATRIX LEIGHTON & ASSOC.-SAN DIEGO 04901121-01 CARLSBAD-CITY OF SP-7 SOIL ATI I.D.10121303 DATE SAMPLED DATE RECEIVED ' DATE EXTRACTED DATE ANALYZED UNITS DILUTION FACTOR 01/18/9 •. 01/13/91 01/20/91 01/23/91 MG/KG 1 COMPOUNDS RESULTS FUEL HYDROCARBONS HYDROCARBON RANGE HYDROCARBONS QUANTITATED USING 62 C15-C23 DIESEL AAnalyticalTechnologies,lnc. GAS CHROMATOGRAPHY - RESULTS ATI I,D. : 10121304 TEST : MOD EPA 8015-CDOHS (FUEL HYDROCARBONS) CLIENT : LEIGHTON & ASSOC.-SAN DIEGO DATE SAMPLED PROJECT # : 04901121-01 DATE RECEIVED PROJECT NAME : CARLSBAD-CITY OF DATE EXTRACTED CLIENT I.D. : SP-8 DATE ANALYZED SAMPLE MATRIX : SOIL UNITS DILUTION FACTOR 01/18/91 01/18/91 01/20/91 01/25/91 MG/KG 1 COMPOUNDS RESULTS FUEL HYDROCARBONS <5.0 HYDROCARBON RANGE HYDROCARBONS QUANTITATED USING A^AnalyticalTechnologies,lnc. QUALITY CONTROL DATA TEST : MOD EPA 8015-CDOHS (FUEL HYDROCARBONS) CLIENT PROJECT 4 PROJECT NAME REF I.D. LEIGHTON & ASSOC.-SAN DIEGO 04901121-01 CARLSBAD-CITY OF 10121303 ATI I.D. DATE EXTRACTED DATE ANALYZED SAMPLE MATRIX UNITS 10121: 01/20/91 01/23/91 SOIL MG/'KG COMPOUNDS FUEL HYDROCARBONS DUP. DUP- SAMPLE CONG. SPIKED % SPIKED % RESULT SPIKED SAMPLE REC.SAMPLE REC. 62 100 140 73 140 78 Recovery = (Spike Sample Result - Sample Result) Spike Concentration x 100 RPD (Relative % Difference) = (Spiked Sample - Duplicate Spike) Result Sample Result Average of Spiked Sample X 100 i i t j ft i i i ft i i i i i 11 i i t J CLIENT AND SITE LOCATION SAMPLERS (SIGNATURE) SAMPLE NUMBER DATE TIME DEPTH BELOW GRADE (FT) SAMPLE TYPE O. OFCONTAINTYPE OFCONTAINEER VOONLYESERVATARY)TYP(IFSEDIMENT VOLUMEIN LIQUID SAMPLEif ft J ft J CALL & SEND RESULTS TO: LEIGHTON & ASSOCIATES, INC. ATTENTION: PHONE NO.: REMARKS V 7 1 j^U/J /4/tD , SAMPLES INTACT:YES NO SAMPLES PROPERLY COOLED:YES NO SAMPLES ACCEPTED:YES NO IF NOT. WHY: RELINQUISHED BY: RELINOUISHED DATE/TIME DATE/TIME RECEIVED BY: RECEIVED BY: SAMPLES PLACED IN LAB REFRIGERATOR DATE TIME LAB REP. INITIALS RELINQUISHED BY:DATE/TIME RECEIVED FOR LAB BY: LABORATORY NAME:CERTIFICATION NO CHAIN-OF-CUSTODY RECORD Project No. Project Na IDate me ^//£\ 4010 390 WHITE - FILE COPY YELLOW - LAB COPY PINK - PROJECT MANAGER COPY i i • i ft j ft i ftj ft J t i ft i ft J ft J ft Jft 4 L ft i ft i ft i i i ft ft i ft § CLIENT AND SITE LOCATION /-"/-"C / »y —y- SAMPLERS (SIGNATURE) __LERS SAMPLE NUMBER ) __ ^ - /i S^-a* /-t*^j/Vt--<.-^ DATE TIME DEPTH BELOW GRADE (FT) SAMPLE TYPE OFAINCOE OTAINERAERQUID ONYPE OF PRESERVATIF NECESSARY)CALL & SEND RESULTS TO: LEIGHTON & ASSOCIATES, INC. ATTENTION: NO.: "ZPHONE REMARKS II ofzc? n 0.5 DO SAMPLES INTACT:YES NO SAMPLES PROPERLY COOLED:YES NO SAMPLES ACCEPTED:YES NO IF NOT. WHY: RELINQUISHED BY: RELINQUISHED BY: DATE/TIME _^i/6'.& i-tf DATE/TIME RECEIVED BY: RECEIVED BY: SAMPLES PLACED IN LAB REFRIGERATOR DATE TIME RELINQUISHED BY: LAB REP. INITIALS DATE/TIME RECEIVED FOR LAB BY: LABORATORY NAME:CERTIFICATION NO: CHAIN-OF-CUSTODY RECORD Project No. Project Na Date (I(ft 4010 390 WHITE - FILE COPY YELLOW - LAB COPY PINK - PROJECT MANAGER COPY