3082 25th Street, Port Arthur, TX77642 (409). 983-4575 pa@chemtexas.com 55441 Leopard Street, Corpus Christi," TX78408 (361),299-9900 c@chemtexas.com 138 S. Cities Service Hwy., Sulphur, Louisiana 70663 (337)626-2121 Ic@chemtexas.com 401 N.11 Street, La Porte, TX77571 (281)867-9900 p@chemtexas.com CHEMTEX Environmental & Industrial Hygiene Services Client: City ofTaft P.O.Box4 416 Taft, TX 78390 Attn: Mr. Gabriel Morales Cell: (361)389-7859 Phone: (361)533-4616 E.Mail: pwd@taftx.gov Reporting Date: 12/19/2024 Sample Matrix: Drinking Water Date Collected: See Below Time Collected: See Below Collected by: Date Received: 12/10/24 Time Received: 1:47 pm CHEMTEX File #: C24120161 Taft Residents RESULTS OF ANALYSIS PROJECT: COPPER LEAD TESTING SITE/LOCATION: Different Houses in City of Taft, TX 78390 Parameter Units Copper Lead Copper Lead Copper Lead Copper Lead Copper Lead Copper Lead Copper Lead Copper Lead Copper Lead Copper Lead CHEMTEXI ID Sample ID C24120161 C24120162 C24120163 C24120164 C24120165 C24120166 C24120167 C24120168 C24120169 C24120170 Parameter Copper & Lead Results 0.0393 <0.000418 0.152 0.00175 0.0152 0.000438 0.0316 <0.000369 0.0106 <0.000369 0.0196 0.000369 0.0171 <0.000369 0.0337 <0.000369 0.016 <0.000369 0.0406 0.0269 RL 0.004. 0.002 0.004 0.002, 0.004 0.002 0.004 0.002 0.004 0.002 0.004 0.002 0.004 0.002 0.004. 0.002 0.004 0.002 0.004 0.002 MDL 0.00069 0.000369 0.00069 0.000369 0.00069 0.000369 0.00069 0.000369 0.00069 0.000369 0.00069 0.000369 0.00069 0.000369 0.00069 0.000369 0.00069 0.000369 0.00069 0.000369 LCR020-519AzuI (12/10/24@ 6:30am) LCR 004- 638F Retama (12/10/24@ 7:28 am) LCRC 023-707 San Patricio (12/10/24@ 8:30 am) LCR012-637 Retana (12/10/24@ 6:27 am) LCR 13-205 Reynolds (12/10/24@ 10:45 am) LCR 16-501 Verde: st (12/10/24@ 8:00 am) LCR 008- 540 Peach: st (12/10/24@ 8:00 am) LCR014-5 539' Vedre (12/10/24@ 7:00 am) LCR018-708 San Patricio (12/10/24@ 5:40 am) LCR026-732 Reynolds (12/10/24@ 8:00 am) mg/L mg/L mg/L mg/L mg/L mg/L mg/L mg/L mg/L mg/L mg/L mg/L mg/L mg/L mg/L mg/L mg/L mg/L mg/L mg/L Method References/Analysis Dates & Analysts Method reference EPA200.8 Date Analyzed/Analyzed By 12/17/24 DP RL(Reporting Limit) values in our report are our lowest analyses limits, not the Reporting Limits to report to any Governmental Agencies. NOTICE/ DISCLAIMER: The analytical results, opinions ori interpretations containedi inth thisr report areb based uponi information: andr material supplied byt thec client forv whose exclusive and confidential uset thisr report has beenr made. Nop person or entity othert thant thec clientr mayr relay ont thisn reportA Anys suchr reliancev willb bet unjustified. Any persond other thant thec client, thatr reads this reports doess soa athis orh hero ownr risk. The analytical results, oopinions and/ori interpretations expressed! hereinr represent the bestj judgement of CHEMTEX, bsedo ont thei information andi instructions receivedf fromt the client. Chemtex makes nov warranty orr representation, express ori implied, ofa anyt type, ande expressly disclaims same. This reports shallr noth ber reporduced, inwhole ori inp part, without thew writteda approval of CHEMTEX. Innoe events shall CHEMTEX ber responsible fora anyo damage greater thant thea amounti itr received for thea analysis performed. Analysis performed atl NELAP accredited laboratory (T104704215). Report generated at CHEMTEX, Corpus Christi, TX. 1of3 3082 25th Street, Port Arthur, TX: 77642 (409) 983-4575 pa@chemtexas.com 55441 Leopard Street, Corpus Christi, TX78408 (361)299-9900 cc@chemtexas.com 138 S. Cities Service Hwy, Sulphur, Louisiana 70663 (337)626-2121 Ic@chemtexas.com 401 N.11 Street, Lal Porte, TX77571 (281)8 867-9900 p@chemtexas.com CHEMTEX Environmental & Industrial Hygiene Services Client: City of Taft P.O.Box416 Taft, TX 78390 QC Batchl ID MBID 205977 Reporting Date: 12/19/2024 CHEMTEXI File: #: C24120161 LABORATORY QUALITY CONTROL DATA Method Blank (mg/L) RL <0.000369 0.002 Parameter Result Copper <0.00069 0.004 Lead MDL 0.00069 0.000369 860-205802/2-A LCS (mg/L). LCS Result 0.09175 92 0.091 LLCS (mg/L) LLCS Result 0.004347 109 0.00198 99 MS (mg/L) Spk MS MS Added Result %Rec Result %F Rec 0.1 0.1154. 95 0.0963 96 MDL 0.00069 0.000369 QCE Batchl ID LCSID 205977 860-205802/3-A Parameter Spk Copper 0.1 Lead LCS LCSD %F Rec Result 91 LCSD RPD RPD %F Rec Added 0.1 %Rec Limit Limit 20 85-115 20 85-115 0.09099 91 0.09122 91 1 QCE Batch ID MSID 205977 860-205802/1-A Parameter Spk Copper 0.004 Lead LLCS %Rec %Rec Limit 50-150 50-150 Added 0.002 QCBatchl ID MSID Parameter Sample Lead MSD MSD RPD RPD %Rec 0.09756 98 1 20 70-130 Result <0.000369 0.1 Limit Limit 20 70-130 205977 860-890231-19MS Copper 0.0203 0.1155 95 Method Blank (mg/L) RL <0.000369 0.002 QCBatchl ID MBID 206027 Parameter Result Lead 860-20507124-C Copper <0.00069 0.004 LCS (mg/L) LCS Result 0.0944 0.09294 93 LLCS (mg/L) LLCS Result 0.004319 108 0.001985 109 QCE Batchl ID LCSID Parameter Spk: Lead LCS LCSD %Rec Result 94 LCSD RPD RPD % Rec Added 0.1 %Rec Limit Limit 20 85-115 20 85-115 206027 860-205071/25-C Copper 0.1 0.09331 93 0.09317 93 1 QCE Batchl ID MSID 206027 860-205921/4-A Parameter Spk Copper 0.004 Lead LLCS %Rec %Rec Limit 50-150 50-150 Added 0.002 NOTICE/DISCLAMER The analytical results, opinions ori interpretations contained int thisr report arel based uponi information: andr materials supplied! byt thec clientf forv whose exclusive and confidential uset thisr report! has been made. Noy person or entity other thant the client mayr relay on.t thisr report Anys suchr reliance willb be unjustified. Any person othert thant the client, thatr reads this reports does so athis or hero ownr risk. Thea analyticalr results, oopinions and/ori interpretations expressed! herein represent thet bestj judgemento of CHEMTEX, bsed ont thei informationa andi instructions receivedf fromt thec client. Chemtexr makes noy warranty or representation, express ori implied, ofa anyt type, ande expressly disclaims same. Thisr reports shall noth ber reporduced, inv whole orinp part, without thev writteda approval ofC CHEMTEX. Inn no events shall CHEMTEXE ber responsible fora anyo damage greater thant thea amountit itreceivedf for thea analysis performed. 2of3 30822 25th Street, Port. Arthur, TX77642 (409) 983-4575 pa@chemtexas.com 55441 Leopard Street, Corpus Christi, TX: 78408 (361)299-9900 cc@chemtexas.com 138 S. Cities Servicel Hwy, Sulphur, Louisiana 70663 (337)626-2121 Ic@chemtexas.com 4011 N.11 Street, La Porte, TX77571 (281)867-9900 p@chemtexas.com CHEMTEX Environmental & Industrial Hygiene Services Client: City of Taft P.O.Box-416 Taft, TX 78390 Reporting Date: 12/19/2024 CHEMTEX File #: C24120161 Method Blank (mg/L). RL <0.000369 0.002 QCE Batch ID MBID 206245 Parameter Result Copper <0.00069 0.004 Lead MDL 0.00069 0.000369 860-205975/1-A LCS (mg/L) LCS Result 0.9236 92 0.09469 95 LLCS (mg/L) LLCS Result 0.004157 104 0.002034 102 MS (mg/L) Spk MS MS Added 0.1 0.1154 95 0.0963 96 QCE BatchID LCSID 206245 860-205975/2-A Parameter Spk: Copper 0.1 Lead LCS LCSD %F Rec Result LCSD RPD RPD %Rec Added 0.1 %F Rec Limit Limit 20 85-115 20 85-115 0.09192 92 0.09551 96 1 QCE Batchl ID MSID 206245 860-205975/4-A Parameter Spk Copper 0.004 Lead LLCS % Rec %F Rec Limit 50-150 50-150 Added 0.002 QCBatchl ID MSID Parameter Sample Lead MSD MSD RPD RPD %F Rec 0.09756 96 1 20 70-130 Result <0.000369 0.1 Result %F Rec Result %F Rec Limit Limit 20 70-130 206245 860-890232-191 MS Copper 0.0203 0.1155 95 Al Hari R. Chinnasani, M.Sc., Technical Manager csr/chr/ICNR NOTICE/DISCLAMER The analytical results, opinions ori interpretations containedi int thisr report arel based uponi information: andr material supplied byt the client forv whose exclusive and confidential uset thisn report has beenn made. Nop person or entity othert thant thec clientr mayr relay ont thisn report Anys suchr reliance will be unjustified. Any person othert thant the client, thatr readst this reports does so athis or hero ownr risk. Thea analytical results, oopinions and/ori interpretations expressed herein represent theb bestj judgemento of CHEMTEX, bsed ont their information andi instructions receivedf fromt thec client. Chemtexr makes nov warranty orr representation, express ori implied, ofa anyt type, ande expressly disclaims same. This report shallr notb ber reporduced, inv whole orinp part, without thev writteda approval of CHEMTEX. Inr no events shall CHEMTEXE be responsible fora any damage greater thant thea amountit tr received for the analysis performed. 3of3 6 a a a @ a X X X xX X Copper, Lead Q a a Q Q x X x x X Copper, Lead Replacement Indicator (V) 3082 25th Street, Port Arthur, TX77642 (409). 983-4575 pa@chemtexas.com 55441 Leopard Street, Corpus Christi, TX78408 (361)299-9900 cc@chemtexas.com 138 S. Cities Servicel Hwy, Sulphur, Louisiana 70663 (337).6 626-2121 Ic@chemtexas.com 4011 N.11 Street, Lal Porte, TX77571 (281)867-9900 p@chemtexas.com CHEMTEX Environmental & Industrial Hygiene Services Client: City oft Taft P.O.Box416 Taft, TX 78390 Attn: Mr. Gabriel Morales Cell: (361)389-7859 Phone: (361)533-4616 E.Mail: pwd@taftx.gov Reporting Date: 12/19/2024. Sample Matrix: Drinking Water Date Collected: See Below Time Collected: See Below Collected by: Date Received: 12/10/24 Time Received: 1:47 pm CHEMTEXI File #: C24120171 Taft Residents RESULTS OF ANALYSIS PROJECT: COPPER LEAD TESTING SITE/LOCATION: Different Houses in City of Taft, TX78390 Parameter Units Copper Lead Copper Lead Copper Lead Copper Lead Copper Lead Copper Lead Copper Lead Copper Lead Copper Lead Copper Lead CHEMTEXI ID Sample ID C24120171 C24120172 C24120173 C24120174 C24120175 C24120176 C24120177 C24120178 C24120179 C24120180 Parameter Copper & Lead Results 0.0403 <0.000369 0.0612 0.000931 0.0428 0.000501 0.0696 0.000769 0.419 0.00745 0.554 0.00969 0.487 0.00118 0.144 0.00295 0.0203 <0.000369 0.029 0.000583 RL 0.004 0.002 0.004 0.002 0.004 0.002 0.004 0.002 0.004 0.002 0.004 0.002 0.004 0.002 0.004 0.002 0.004 0.002 0.004 0.002 MDL 0.00069 0.000369 0.00069 0.000369 0.00069 0.000369 0.00069 0.000369 0.00069 0.000369 0.00069 0.000369 0.00069 0.000369 0.00069 0.000369 0.00069 0.000369 0.00069 0.000369 LCR 031-616 Retama (12/10/24@ 6:00a am) LCR 033-3191 Laguna (12/10/24@ 7:00 am) LCR 037 -314 Laguna (12/10/24@ 5:15a am) LCR 034-3261 Laguna (12/10/24@ 6:10 am) LCR 038-725 Reynolds (12/10/24@ 6:42 am) LCR 039-321 Retama (12/10/24@ 8:15 am) LCR 030-743 Retama (12/10/24@ 5:16 am) LCR 024 -619 Retama (12/10/24@ 6:45 am) LCR 025-509 Blanco (12/10/24@ 7:23a am) LCR036-401 Tutt (12/10/24@ 6:00am) mg/L mg/L mg/L mg/L mg/L mg/L mg/L mg/L mg/L mg/L mg/L mg/L mg/L mg/L mg/L mg/L mg/L mg/L mg/L mg/L Method Relerences/Analysis Dates & Analysts Method reference EPA200.8 Date Analyzed/Analyzed By 12/17/24 DP RL(Reporting Limit) values in our report are our lowest analyses limits, not the Reporting Limits to report to any Governmental Agencies. NOTICE/DISCLAIMER: The analytical results, opinions ori interpretations containedi int this reporta are basedu uponi informationa andn material supplied! byt thec clientf forv whose exclusive and confidential uset thisr reporth hasb beenr made. Nop person ore entity other thant the client may relay ont thisr report Anys suchr reliance willb be unjustified. Any person othert thant thec client, thatr readst this reports doess soa athis or her ownr risk. The analyticaln results, oopinions and/ori interpretations expressed hereinr represent the! bestj judgement of CHEMTEX, bsedc ont thei information andir instructions receivedf fromt thec client. Chemtexr makes nov warranty or representation, express ori implied, ofanyt type, ande expressly disclaims same. Thisr report shallir not ber reporduced, inv whole orinp part, without thev writted approval of CHEMTEX. Inr no events shall CHEMTEX ber responsible fora any damage greatert thant thea amountit receivedf fort thea analysis performed.. Analysis performed at NELAP accredited laboratory (T104704215). Report generated at CHEMTEX, Corpus Christi, TX. 1of3 3082: 25th Street, Port Arthur, TX77642 (409) 983-4575 pa@chemtexas.com 55441 Leopard Street, Corpus Christi, TX78408 (361)299-9900 cc@chemtexas.com 138S. Cities Service Hwy, Sulphur, Louisiana 70663 (337)626-2121 Ic@chemtexas.com 401 N.11 Street, La Porte, TX77571 (281)867-9900 p@chemtexas.com CHEMTEX Environmental & Industrial Hygiene Services Client: City ofTaft P.O.Box416 Taft, TX 78390 QCE Batchl ID MBID 205977 Reporting Date: 12/19/2024 CHEMTEX File #: C24120171 LABORATORY QUALITY CONTROL DATA Method Blank (mg/L) RL <0.000369 0.002 Parameter Result Copper <0.00069 0.004 Lead MDL 0.00069 0.000369 860-205802/2-A LCS (mg/L) LCS Result 0.09175 92 0.091 LLCS (mg/L) LLCS Result 0.004347 109 0.00198 99 MS (mg/L) Spk MS MS Added 0.1154 95 0.0963 96 MDL 0.00069 0.000369 QCE Batchl ID LCSID 205977 860-205802/3-A Parameter Spk Copper 0.1 Lead LCS LCSD %F Rec Result 91 LCSD RPD RPD %F Rec Added 0.1 %F Rec 1 Limit Limit 20 85-115 20 85-115 0.09099 91 0.09122 91 QCE Batch ID MSID 205977 860-205802/1-A Parameter Spk Copper 0.004 Lead LLCS %Rec %Rec Limit 50-150 50-150 Added 0.002 QCE Batch ID MSID Parameter Sample Lead MSD MSD RPD RPD %F Rec 0.09756 98 1 20 70-130 Result <0.000369 0.1 Result %F Rec Result: %Rec Limit Limit 20 70-130 205977 860-89023-19MS Copper 0.0203 0.1 0.1155 95 Method Blank (mg/L) RL <0.000369 0.002 QCE Batchl ID MBID 206027 Parameter Result Lead 860-205071/24-C Copper <0.00069 0.004 LCS (mg/L) LCS Result 0.0944 94 0.09294 93 LLCS (mg/L) LLCS Result 0.004319 108 0.001985 109 QCE Batch ID LCSID Parameter Spk Lead LCS LCSD %Rec Result LCSD RPD RPD %R Rec Added 0.1 %Rec 1 Limit Limit 20 85-115 20 85-115 206027 860-205071/25-C Copper 0.1 0.09331 93 0.09317 93 QCE Batch! ID MSID 206027 860-205921/4-A Parameter Spk Copper 0.004 Lead LLCS %Rec %Rec Limit 50-150 50-150 Added 0.002 NOTICE/ DISCLAIMER: The analytical results, opinions ori interpretations containedi int thisr report aret based uponi information andr material supplied byt thec client forv whosee exclusive and confidential uset this report hast been made. Nop person ore entity othert thant thec clientr may relayo ont thisr report/ Anys suchr reliancey will be unjustified. Any person othert thant thec client, thatn readst this reports does so athis orhero ownri risk. Thea analyticalr results, oopinions and/ori interpretations expressed! hereinr representt thet bestj judgemento of CHEMTEX, bsedc ont thei informationa andi instructions receivedf fromt thec client. Chemtexr makes noy warranty orr representation, express ori implied, ofa anyt type, and expressly disclaims same. This reports shall noth ber reporduced, inv whole orinp part. without: thev writteda approval of CHEMTEX. Inn noe events shall CHEMTEXber responsible fora any damage greater thant thea amountit itr reçeived for thea analysis performed. 2of3 30822 25th Street, Port Arthur, TX77642 (409)983-4575 pa@chemtexas.com 55441 Leopard: Street, Corpus Christi, TX78408 (361)299-9900 cc@chemtexas.com 138 S. Cities Servicel Hwy, Sulphur, Louisiana 70663 (337)626-2121 Ic@chemtexas.com 401 N.11 Street, La Porte, TX7 77571 (281).8 867-9900 p@chemtexas.com CHEMTEX Environmental & Industrial Hygiene Services Client: City of Taft P.O.Box4 416 Taft, TX 78390 Reporting Date: 12/19/2024 CHEMTEX File# #: C24120171 Method Blank (mg/L) RL <0.000369 0.002 QCE Batch ID MBID 206245 Parameter Result Copper <0.00069 0.004 Lead MDL 0.00069 0.000369 860-205975/1-A LCS (mg/L) LCS Result 0.9236 0.09469 95 LLCS (mg/L) LLCS Result 0.004157 104 0.002034 102 MS (mg/L) Spk MS MS Added 0.1 0.1154 95 0.0963 96 QCE Batchl ID LCSID 206245 860-205975/2-A Parameter Spk Copper 0.1 Lead LCS LCSD %R Rec Result 92 LCSD RPD RPD %F Rec Added 0.1 %Rec Limit Limit 20 85-115 20 85-115 0.09192 92 0.09551 96 1 QCE Batchl ID MSID 206245 860-205975/4-A Parameter Spk Copper 0.004. Lead LLCS %F Rec %F Rec Limit 50-150 50-150 Added 0.002 QCE Batchl ID MSID Parameter Sample Lead MSD MSD RPD RPD %F Rec 0.09756 96 1 20 70-130 Result <0.000369 0.1 Result %Rec Result %Rec Limit Limit 20 70-130 206245 860-89023-19MS Copper 0.0203 0.1155 95 al Hari R. Chinnasani, M.Sc., Technical Manager csr/chr//CNR NOTICE/ /DISCLAIMER: The analytical results, opinions ori interpretations containedi int thisr reporta areb based uponi information: andr material suppliedb byt the client forv whose exclusive and confidential uset thisr report hast beenr made. Nop person or entity othert thant thec client mayr relay ont thisr report/ Anys suchr reliance willl beu unjustified. Any person othert thant thec client, thatr readst this reports does so athis or herc ownr risk. The analyticalr results, oopinions and/ori interpretations expressed! hereinr represent theb bestj judgement of CHEMTEX, bsed onth thei information: andi instructions receivedf fromt thec client. Chemtex makes nov warranty orr representation, express ori implied, ofa anyt type, ande expressly disclaims same. Thisr report shall not ber reporduced, inv whole orinp part, without thev writted approval of CHEMTEX. Innoc events shall CHEMTEXE ber responsiblef fora anyo damage greatert thant thea amountit itreceivedf fort the analysis performed. 3of3 a Q a Q a X X X X Copper, Lead a Q a a Q % X X X X Copper, Lead Replacement Indicator (y)