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Water Department 1T6E7L.M(7a3in2)S3t9r0e-e7t060SayFrAeXvi(l7l3e2,)N2.3J8. -028184772 November 16, 2007 BSDPT.trueOaerptn.eeataBrooutnomfo,xNeNfn4eSet2waw6ofJfeJeEeDrsrnrsevieyniyrko,in0nm8g6eW2n5taa-t0le4rP2r6otection Attn: Ms. Betty Boros-Russo Re: PFOA Sampling Dear Ms. Boros-Russo: rEenlactliovseedtoisthteheabionvfoer,mplaetaiosen daos npoert hyeosuirtarteeqtuoecsot.ntSachtomuled ayto7u32re-q3u9i0r-e70fu6r7t.her information Very truly yours, DSairnetoctoTrriolo, ST: js ^tc o c e e t/ ris Sayreville is an Equal Opportunity Employer w w w .say reville.co m DEP2-SDWB-000183 EXECUTIVE SUMMARY - Detection Highlights / D7H230330 PARAMETER RESULT REPORTING LIMIT UNITS #1 BOEDKNTOWN PLANT 08/22/07 08:00 001 PFOA PFOS 0.0047 J 0.0026 J 0.015 0.010 ug/L ug/L #2 MIDDLESEX INTKRCXJNNKCTION 08/22/07 08:30 002 ANALYTICAL METHOD 11 DEN -LC-0012 DEN -LC-0012 PFOA PFOS 0.014 J 0.010 0.015 0.010 #3 MELROSE FIRE HOUSE 08/22/07 08:45 003 PFOA PFOS 0.0091 J 0.Q15 0.0082 J 0.010 ug/L ug/L ug/L ug/L DEN -LC-0012 DEN -LC-0012 DEN -LC-0012 DEN -LC-0012 #4 WEST MARINE 08/22/07 09:00 004 .PFOA PFOS 0.0039 J 0.015 0.0049 J 0.010 ug/L ug/L DEN -LC-0012 DEN -LC-0012 DEP2-SDWB-000184 Sayreville Water & Sewer Client Sample ID: #1 BORDENTONN PLANT HPLC Lot-Sample #...: D7H230330-001 Work Order : J5HDF1AA Date Sampled__ : 08/22/07 08:00 Date Received..: 08/23/07 Prep Date..... : 08/27/07 Analysis Date..: 08/31/07 Prep Batch. # __ : 7239118 Analysis Time..: 19:48 Dilution Factor: 1 Method........ : DEN -LC-0012 Matrix. PARAMETER PFOA PROS RESULT 0.0047 J 0.0026 J REPORTING LIMIT 0.015 0.010 UNITS ug/L ug/L MDL 00..00002301 SURROGATE 13C4 PFOA 13C4 PFOS PERCENT RECOVERY 55 36 * RECOVERY LIMITS (50 - 200) (50 - 200) NOTB(S) :___________________ * Surrogate recovery is outside Mated control limits. I Estimated result Result Is less than RL. WATER DEP2-SDWB-000185 Sayreville Water & Sewer Client Sample ID: #2 MIDDLESEX INTERCONNECTION ' HPLC Lot-Sample |... Date Sampled-Prep Date..... Prep Batch. # __ Dilution Factor D7H230330-002 Work Order # -- 08/22/07 08:30 Date Received.. 08/27/07 Analysis Date.. 7239118 Analysis Time.. 1 Method........ J5HDG1AA 08/23/07 08/31/07 20:36 DEN -LC-0012 Matrix PARAMETER PFGA PFOS RESULT 0.014 J 0.010 REPORTING LIMIT 0.015 0.010 UNITS ug/L ug/L MDL 0.0031 0.0020 SURROGATE 13C4 PFOA 13C4 PFOS PERCENT RECOVERY 58 44 * RECOVERY LIMITS (50 - 200) (50 - 200) MOTB(S) ;___________________ * Surrogate recovery is outside stated control limits. J Estimated result. Result is less than RL. WATER DEP2-SDWB-000186 Sayreville Water & Sewer Client Sanale ID: #3 MELROSE FIRE BOUSE HPLC Lotr-Sample # -Date Sampled__ Prep Date..... Prep Batch #..Dilution Factor D7H230330-003 Work Order J5HDJ1AA 08/22/07 08:45 Date Received..: 08/23/07 08/27/07 Analysis Date..: 08/31/07 7239118 Analysis Time..: 20:53 1 Method__ ...... : DEN -LC-0012 Matrix......... : WATER PARAMETER FFOA PFOS RESULT 0.0091 tf 0.0082 J REPORTING LIMIT 0.015 0.010 UNITS ug/L ug/L MDL 0.0031 0.0020 SURROGATE 13C4 PFOA 13C4 PFOS PERCENT RECOVERY 70 61 RECOVERY LIMITS (50 - 200) (50 - 200) NOTB(S) ;______________ I Estimated result Result is less than RL. DEP2-SDWB-000187 Sayreville Water & Sewer Client Sample ID: #4 WEST MARINE HPLC Lot-Sample # __ Date Sampled... Prep Date...... Prep Batch. # __ Dilution Factor D7H230330-004 Work Order #...: J5HDK1AA 08/22/07 09:00 Date Received..: 08/23/07 08/27/07 Analysis Date..: 08/31/07 7239118 Analysis Time..: 21:09 1 Method........ : DEN -LC-0012 M PARAMETBR PFOA PFOS RESULT 0.0039 J 0.0049 J REPORTING LIMIT 0.015 0.010 UNITS ug/L ug/L SURROGATE 13C4 PFOA 13C4 PFOS PERCENT RECOVERY 58 57 RECOVERY LIMITS (50 - 200) (50 - 200) N O T E (S):______________ ! Estimated result. Result is less than RL. WATER MDIi 00..00002301 DEP2-SDWB-000188 METHOD BLANK REPORT HPLC Client Lot #...: D7H230330 MB Lot-Sample #: R7H270000-118 Analysis Date..: 08/31/07 Dilution Factor: 1 Work Order : J5M3W1AA Prep Date...... : 08/27/07 Prep Batch #...: 7239118 M a t r i x ......... : WATER Analysis Time..: 19:00 PARAMETER PFOA PFOS REPORTING RESULT_________ LIMIT UNITS ND 0.015 ug/L ND 0.010 ug/L METHOD______ DEN -LC-0012 DEN -LC-0012 SURROGATE 13C4 PFOA 13C4 PFOS PERCENT RECOVERY 53 45 * RECOVERY LIMITS (50 - 200) (50 - 200) NOTE (S) :____________________________________ _ Calculation* are performed before rounding to avoid round-off errors in calculated results. * Surrogate recovery is outside staled control limits. DEP2-SDWB-000189 LABORATORY CONTROL SAMPLE EVALUATION REPORT, , . HPLC ' !` ' 0 . I ; ` '' ' 1 - Client Lot #...: D7H230330 Work Order #...: J5M3W1AC LCS Lot-Sample#: R7H27QQ00-118 Prep Date..... : 00/27/07 Analysis Date..: 08/31/07 Prep Batch #...: 7239118 Analysis Time..: 19:16 Dilution Factor: 1 Matrix...... - WATER PARAMETER PFQA PFOS PERCENT RECOVERY 106 92 RECOVERY LIMITS (70 - 130) (39 - 120) METHOD DEN -LC-0012 DEN -LC-0012 SURROGATE 13C4 PFOA 13C4 PFDS PBRCENT RECOVERY 56 45 * RECOVERY LIMITS (50 - 200) (50 - 200) NOTK(S) :______________________________________ Calculations arc performed before rounding to avoid round-offem us in calculated results. Bold print denotes control parameters * Surrogate recovery is outside slated control limits. DEP2-SDWB-000190 MATRIX SPIKE SAMPLE D A T A REPORT ^ ,, HPLC Client Lot # -- : D7H230330 Work Order #... MS Lot-Sample #: D7H230330-001 Date Sampled...: 08/22/07 08:00 Date Received.. Prep Date..... : 08/27/07 Analysis Date.. Prep Batch. #... : 7239118 Analysis Time.- Dilution Factor: 1 J5HDF1AC-MS J5HDF1AD-MSD 08/23/07 08/31/07 20:04 Matrix WATER PARAMETER PFQA PROS SAMPLE AMOUNT 0.0047 0.0047 0.0026 0.0026 SPIKE AMT 0.201 0.196 0.201 0.196 MEASRD AMOUNT 0.228 0.222 0.226 0.179 UNITS ug/L ug/L ug/L ug/L PERCNT RECVRY RPD 111 111 2.6 111 90 p 23 METHOD DEN -LC-0012 DEN -LC-0012 DEN -LC-0012 DEN -LC-0012 SURROGATE 13C4 PFOA 13C4 PFOS PERCENT RECOVERY 64 57 44 * 45 * RECOVERY LIMITS (50 - 200) (50 - 200) (50 - 200) (50 - 200) HOTB(S) :______________________________________ Calculations are performed before rounding K>avoid round-offerrors in calculated results. Bold print denotes control parameters p Relative percent difference (KPD) is outside stated control limits. * Surrogate recovery is outside stated control limits. DEP2-SDWB-000191 MATRIX SPIKE SAMPLE EVALUATION REPORT <:! f [ ! ; - r HPLC Client Lot #...: D7H230330 Work Order #... MS Lot-Sanple #: D7H230330-001 Date Sampled...: 08/22/07 08:00 Date Received.. Prep Da t e..... : 08/27/07 Analysis Date.. Prep Batch # __ : 7239118 Analysis Time.. Dilution Factor: 1 J5HDF1AC-MS J5HDF1D-MSD 08/23/07 08/31/07 20:04 , Matrix. WATER PARAMETER PFOA PFOS PERCENT RECOVERY 111 111 111 90 p RECOVERY LIMITS (70 - 130} (70 - 130) (39 - 120) (39 - 120) RPD RPD LIMITS 2.6 (0-20) 23 (0-20) METHOD DEN -LC-0012 DEN -LC-0012 DEN -LC-0012 DEN -LC-0012 SURROGATE 13C4 PFOA 13C4 PFOS PERCENT RECOVERY 64 57 44 * 45 * RECOVERY LIMITS (50 - 200) (50 - 200) (50 - 200) (50 - 200) NOTE(S) :____________________________________ Calculations are performed before rounding to avoid round-offerrors in calculated results. Bold print denores control paramtras P Relative peroit difference (RPD) is outside stated control limits. * Surrogate recovery is outside stated control limits. DEP2-SDWB-000192 LABORATORY CONTROL SAMPLE DATA REPORT: , HPLC !P Client Lot i __ : D7H230330 Work Order #...: J5M3WLAD LCS Lot-Sample#: R7H270000-118 Prep Date..... : 08/27/07 Analysis D a t e : 08/31/07 Pxep Batch. # -- : 7239118 Analysis T i m e : 19:32 Dilution. Factor: 1 Matrix. WATER PARAMETER PEOA PEGS SPIKE AMOUNT 0.0200 0.0200 MEASURED AMOUNT 0.0190 0.0158 UNITS ug/L ug/L PERCENT RECOVERY 95 79 METHOD DHN -LC-0012 DEN -LC-0012 SURROGATE 13C4 PFOA 13C4 PFOS PERCENT RECOVERY 52 35 * RECOVERY LIMITS (50 - 200) (50 - 200) MOTB(S) ;______________________________________ Calculations are performed before rounding to avoid round-off errors in calculated results. Bold print denotes control parameters * Surrogate recovery is outside stated control limits. DEP2-SDWB-000193 LABORATORY CONTROL SAMPLE EVALUATION REPOST HPLC Client Lot #...; D7H230330 Work Order #. LCS Lot-Saraple#: R7H270000-118 Prep Date..... : 08/27/07 Analysis Date Prep Batch # -- : 7239X18 Analysis Time Dilution Factor: 1 J5M3W1AD 08/31/07 19:32 Matrix PARAMETER PFQA PFOS PERCENT RECOVERY 95 79 RECOVERY LIMITS (70 - 130) (39 - 120) METHOD______ DEN -LC-0012 DEN -LC-0012 SURROGATE 13C4 PFOA 13C4 PFOS PERCENT RECOVERY 52 35 * RECOVERY LIMITS (50 - 200) (50 - 200) NOTB(S) :______________________________________ Calculations are performed before rounding to avoid round-off errors in calculated results. Bold print denotes control parameters * Surrogate recovery is outside staled control lirofts. : WATER % DEP2-SDWB-000194 LABORATORY CONTROL SAMPLE DATA. R E PO R T / n ? y.'L; , HPLC ~ 1c Client: lot: # __ LCS Lot-Sample# Prep Date..... Prep Batch # -- Dilution Factor D7H230330 Work Order #...= J5M3W1AC R7H270000-118 08/27/07 Analysis Date..: 08/31/07 7239X18 Analysis Time..: 19:16 1 Matrix........ WATER PARAMETER PROA PFOS SPIKE AMOUNT 0.200 0.200 MEASURED AMOUNT 0.212 0.184 UNITS ug/L uq/L PERCBNT RECOVERY 106 92 METHOD DEW -LC-0012 DEW -EC-0012 SURROGATE 13C4 PFOA 13C4 PFOS PERCENT RECOVERY 56 45 * RECOVERY LIMITS (50 - 200) (50 - 200) NOTB(S) :______________________________________ Calculations are performed before rounding to avoid round-off errors in calculated results. Bold print denotes control parameters * Surrogate recovery is outside stated control limits. \ DEP2-SDWB-000195
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