NCG140046_Quarterly Monitoring for EPA_20240701

WILLIAMS MULLEN
Ethan R.Ware
Direct Dial: 803.567.4610 F('�
[e-mail]
July 1, 2024 ��� oB1p4Fp
VIA E-MAIL & U.S. MAIL
Ahmad Dromgoole
Suzanne Armor
Water Enforcement Branch
Enforcement and Compliance Assurance Division
United States Environmental Protection Agency, Region 4
61 Forsyth Street, S.W.
Atlanta, Georgia 30303-8960
drom Boole.abmada,,ena.eov
armor.suzannena,ena.eov
Mike Lawyer
Supervisor, Stormwater Program
Division of Energy, Minerals, and Land Resources
North Carolina Department of Environmental Quality
1612 Mail Service Center
Raleigh,North Carolina 27699-1612
mike.lawyer2deq.nc.gov
Re: Necessary Quarterly Monitoring
Concrete Supply Company, LLC, Lincolnton Plant
Administrative Order on Consent, Docket No. CWA-04-2022-0320
Lincolnton, North Carolina
Dear Mr. Dromgoole, Ms. Armor and Mr. Lawyer:
Please find enclosed a copy of the quarterly monitoring at permitted outfalls of Concrete
Supply Company, LLC, Lincolnton Plant, in accordance with Part III. Par. 35.a of the above-
referenced Administrative Order on Consent("Order"). Monitoring occurred unless there was no
qualifying rain event causing a discharge of storm water during this time, as evidenced by rain
gauge readings.
Feel free to call if there are any questions.
Sincerely,
ERW/st ,�
Enclosures Ethan R. Ware
1230 Main Street,Suite 330,Columbia,SC 29201 1 P.O. Box 8116 Columbia,SC 29202
T 803.567.4600 F 803.567.4601 1 williamsmullen.com I A Professional Corporation

Concrete Supply Co LLC
Certification
I certify under penalty of law that this document and all attachments were
Prepared under my direction or supervision in accordance with-a system
designed to assure that qualified personnel properly gather and evaluate the
information submitted. Based on my inquiry of the person or persons who
manage the system, or those persons directly responsible for gathering the
information, the information submitted is, to the best of my knowledge and belief,
true, accurate, and complete. I am aware that there are significant penalties for
submitting false information, including the possibility of fine and imprisonment for
knowing violations.
Signature: Tel: [phone]
Name: /Johnie Alexander Date:
Title: Environmental Manager

Waypoint 449 Springbrook Rd,Charlotte,NC 28217
ANALYTICAL Main 704.S29.6364
www.waypointanalytiwl.com
5/31/2024
Concrete Supply Company
Johnnie Alexander
3823 Raleigh Street
Charlotte,NC,28206
Ref Analytical Testing
Lab Report Number 24-149.0015
Client Project Description:Lincolnton Facility
Dear Johnnie Alexander.
Waypoint Analytical,LLC(Charlotte)received samples)on 5/28/2024 for the analyses presented in the
following report.
The above referenced project has been analyzed per your instructions. The analyses were performed in
accordance with the apptioabfe analytical method.
The analytical data has been validated using standard quality control measures performed as required by the
analytical method. Quality Assurance,method validations,instrumentation maintenance and calibration for all
Parameters were performed in accordance with guidelines established by the USEPA(including 40 CFR 136
Method Update Rule May 2021)unless otherwise indicated.
Certain parameters(chlorine,pH,dissolved oxygen,sulfite...)are required to be analyzed within 15 minutes of
sampling.Usually, but not always,any field parameter analyzed at the laboratory is outside of this holding time.
Refer to sample analysis time for confirmation of holding time compliance.
The results are shown an the attached Report of Anaysis(s).Results for solid matrices are reported on an as-
received basis unless otherwise indicated.This report shall not be reproduced except in full and relates only to
the samples included in this report.
Please do not hesitate to contact me or client services if you have any questions or need additional information.
Sincerely,
Jamie Corporeal
Laboratory Project Manager
Laboratorys liability in anyclaim relating to analyses performed shall be limited to,at laboralarys option,repeating the
analysis in question at laboratory's expense,or the refund of the charges paid lorperlormance or said analysts.
Page 1 of a

Waypoir"1t. 449 Springbrook Rd,Charlotte,NC 28217
Main 704.529.6364
ANALYTICAL www.waypointanalytical.com
Certification Summary
Laboratory ID:WP CNC:Waypoint Analytical Carolina,Inc.(C),Charlotte,NC
State Pram `— Lab ID Ex iration Date
North Carolina State Program 37735 07/31/2024
North Carolina State Program 402 12/31/2024
South Carolina State Program 99012
07J31/2024
South Carolina State Program 99012 12/31=24
Page 1 of 1 00016124.149-0015
Page 2 of 8

0��`//�O'M�' 449 Springbrook Rd,Charlotte,NC 28217
✓Y N 4 Main 704.529.6369
ANALYTICAL www.waypolntanalydcal.com
Sample Summary Table
Report Number. 24-149-0015
Client Project Description: Lincolnton Facility
Lab No Client Sample ID Matrix Date Collected Date Received
94392 001 Aqueous 05/28/2024 11:25 05/28/2024 14:55
Page 3 of 8

lNaypoi nt. 449 Springbrook Rd,Charlotte,NC 28217
Main 704.529.6364
oloss ANALYTICAL www.waypointanalytical.com
Concrete Supply Comparly Project Uncolntan Facility
Johnnie Amender Report Date:05/31/2024
3823 Raleigh SbLet Information: Received:OSM/2024
Otarlotte, NC 28206
Report Number:24-149-0016 REPORTOFANALYSIS '
Lab No: 94392
bix;
Sample ID:001 Sanyled:5/28/20 5/28/202411:26
Test Results Units MOL DF Date/Thee By Anaiytrcai
Analyzed Method
HEM:Oil and Grease <5.7 MOIL 5.7 1 05/30/24 10:10 GOB 16648
pN 63 S.U. 1 05/28/24 11:25 FLD FIELD
Total Suspended Solids 4.6 M9/1. 25 1 OS/29/2411:08 Goe 2540D-2o15
Qualifiers/ DF Dilation Factor MQL Method Quantita0on Limit
Definitions
?age 4 of 8

Waypoi nt 449 Springhrook Rd,Charlotte,NC 28227
Maln 704.S29.6364
ANALYTICAL www.waypolntanalyticalxorn
Shipment Receipt Form
Customer Number:01058
Customer Name: Concrete Supply Company
Report Number: 24-149.0015
Shipping Method
i_1 Fed Ex (, US Postal it)Lab 1 )Other: F
-
i_i UPS (_.1 Client I,+Courier Thermometer ID: IRT151.8C
Shipping container/cooler uncompromised? ( )Yes e_1 No
Number of coolers/boxes received F 1
Custody seals intact on shipping container/cooler? O Yes 1 1 No 1#)Not Present
Custody seals intact on sample bottles? c- Yes Ci No (4)Not Present
Chain of Custody(COC)present? (46)Yes )No
COO agrees with sample label(s)? (6)Yes ( 1 No
COO property completed 16)Yes 1 No
Samples in proper containers? (d)Yes No
Sample containers intact? (4)Yes —1 No
Sufficient sample volume for indicated test(s)? 1*1 Yes '-)No
All samples received within holding time? (it)Yes No
Cooler temperature in compliance? (4)Yes No
Cooler/Samples arrived at the laboratory on ice. id,Yes No
Samples were considered acceptable as cooling
process had begun.
Water-Sample containers properly preserved (4)Yes (")No I—)N/A
Water-VOA Vials free of headspace t )Yes (-1 No 116)WA
Trip Blanks received with VOAs t,1 Yes (_i No (61 WA
Soil VOA method 5035—compliance criteria met C)Yes t 7)No 4)NIA
High concentration container(48 hr) r Low concentration Encore samplers(48 hr)
High concentration pre-weighed(methanol-14 d) Low cono pre-weighed vials(Sod Bis-14 d)
Special precautions or instructions included? ( )Yes I*No
Comments: —
f
Signature: 4ngeb Norveil,__. _1 Date&Time: 5/28/202415 37:12
Page 5 of 8

CH OF CUSTODY RECORD f
Wayp®int. /1.
j PAGE 1 OF 1I Y TOCNSORE PROPER BILLING: _ „ -.y r YE'y NO rdA
ANALYTICAL 1 / — SamPlas INTACT upon orrnan �C
449 SPNn9ybrooh Road•Charlotte.NC 28277 Project Nama' _(,y=[„O'Gr i _ Rcwmod IN ICE'' _ M
j Phone 70A1529.6 4 • Fax:[phone] Short Hold Analysts (Yes) (No) U5T ProJecl: (Yes) (No) PROPER PRESERVATIVES mdoraledT _ �•
Client Company Nama: ! AtS u ' A /'}- 'Please ATTACH any project specific reporting(QC LEVEL 111111 IV) RDcea Cd WITHIN HOLDING TIMES''
C,E � T ' _ V / Provisions andlor OC Requirements CUSTODY SEALS INTACTI,
I Report ng Add eel Name:_ 1/_.' Address:
: VOLATILES reed W:OUT HEADSPACE'a
+ Reporting Address:`T —_ _� -•- —._.._-_._.
Address: PROPER COMA = SusadT
_ ""— TEAIP' ThcrmlD OasM•mI� C�Corr�j„p,'C
Phone: v Fax(Yes)(No): TO BE FILLED IN BY CLIENTJSAMPLING PERSONNEL
I Purchase Ober NoJBllling Reference /.!s!
Email Address: _ Reeuesled Due Dale J 1 D.Ty J2 Days J 0 Days J q Daya J 5 Days
EDD Type:PDF_Excel',Other "Working Days" J& )., y� Rush Work Must Ee Certification: NC_ C /
---- 9 Y 7Da'^ JSlandard tOdn ^ Jpro APprowd Other_ NIA-.._— /
Site Location Name: _ SamPles rccaAcd allor 15 00 Will bo Processed neat business day i
Sit'LOeatlon Physical Address: Turnaround lime is bas(d on business days.Ocludmg uaXiands and holidays Water Chlorinated: YES,_NO
(SEE REVERSE FOR TERMS A CONDITIONS REGARDING SERVICES
RENDERED By WAYPOINT ANALYTICAL.LLC 10 CLIENn Samples Iced Upon Collection: YES_,, O„
TIME MATRIX SgMPLECONTAINER ANALYSIS REQUESTED
CLIENT DATE COLLECTED (SOIL PRESERVA- j L r� /
SAMPLE DESCRIPTION COLLECT MIIlTA WATER,OR T'PE NO. SIZE TIVES / , / LZ,' `/�1 ' / REMARKS ID NO
HOURS SLUDGEi SEE BELOW !^
a f
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va
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! I _ -- ��flllti�f'I{"II��NBI�691NI111ti��IPfNHti9�IHNl ��IS
ecohdon F."w" 15 26 JS
A.
Salplers Signature, Z� �w Sampled By lcy.,Nam-),. _(1,7 ft(S AffliaGon ,�! ��,�7
Upon relinquishing, Chains Custody Is your authorization for We Old Analytical to proceed Willi the analysas as re uostod above.
B INad in writing to the Waypolnt Analytlal PreJocl Manager.Thorn will bo charges for,any
changes agar analyses RPvo been Initialized, yahGngos must bo Site ludwlnmo.
.I aa..w By I ^G a r rscaAy Br lSgroeoel
/ J`� ,Io '1�i''N""'n Additional Comments
Site Departure Tlme:
RL1 .1 r I£Cn'not .rxu BY�SJnsmrl
- Dote Field Tech Fee:
Felrclv.Iq'n o41iy71!n,C, flC(Cr,Ca 4M 1%ayi'" .,c BY ��
.I /�� rAaoa9o:
r.e dglrrxnt 1
BAWL C00 RED ULO BE E S T SEALS FO ISPORTAn ilO THE LABORATORC 01.rPNo
SAMPLES ARE NOTACCEPTEDANOVEWFIEOAOMNgT COC NNNL RCCENEDATIHC LABORATORY
J FPa E. 1UPS JHa 146w;rLU ye:rrlAmlAieL FwlscnxP JOIrin ,� __ _ _ • ' '
NPDE T: IGR NDWATER D I 1 G A ER: SO ID WASTE: RCRA: BR FLD LA FILL OTHER:
J NCJSC I JNC J SC l J NC -I Se �JNC JSC IJNC ScJ IJNC JSCI -1NC JSC IJNC -ISC �-INC JSC
J J !!!J J_ J J II J
1 •CONTAI, 7YPECODES: A=Amber C=Clear On Glass P=plostic; TLvTaOon•Unodif� OA VolatiloOrgam aAnatysls(Zara Head Space) ( 'G1NkL

GnvGualorr
Qufif y
Stm•nnvater Discharge Outfall (SDO)
QualitatiYe Monitoring Report
Fbrguidance onflflag arrt Urisjarm,please vfsff bttps9/dcq.nc.gov/about/divisionslenergy.mineral-land-resources/
npdcs-stomnvater-gps
Permit No.: v/C/ / / / / 1 / I or Certificate of Coverage No.: NICIGI / ! ! I I !
FacilityNamc: —C41t,Cl ,/ Z`-
County: Phone No.
Inspector: J)r 01) /,zay"s
Date of Inspection:
Time of Inspection:
Total Event Precipitation(inches): '7 3 _
FAIllpemifts require qualitative monitoring to be perfornhedduringa"measurablestorm event."
surable storm event"is a storm event that results inan actual discharge from the permitted site
The previous treasurable storm event must have been at least 72 hours prior. The 72-hourstonn
does not apply if the permittee is able to document that a shorter interval is representative for
local storm events during the sampling period,and the pennittee obtains approval from the local DEMLR
Regional Ofricc.
By this signature.I certify that this report is accurate and complete to the best of my knowledge:
a.,:�
(Signature of Permnlce or DeStgnec)
1. outfall De� �sc)ription:
Outfill No. �� ) Structure(pipe,ditch,etc.): � f/ for
Receiving Stream: --I
Describe the itrtrial activities that occur within the outfill drainage area:
Page I of 'IIINIpIUIIIIfll�llkl�9{I�II�IpIIJ�llll�{�NIIIC ill 22Ss ycoAs
:nMree SrauN t"Maty t_AJ5
SWU-M.Last mndraeJ f WOG?a IS :y'rolnlan F.aJ•lr
Page 7 of 8

t
Z.
2.
Color: Describe the color of the discharge.using-basic colors-(red,-brown,blue,etc.)and tint
(lieht-medium,—dark)as descripta
3. Odor; Describe any distinct odors that the discharge may have(i.e.,smells strongly of oil,weak
chlorine odor,etc-):
J�
4. Clarity: Choose the number which best describes the clarity of the cloudy:
discharge,where I is clear
and 5 is very
4 5
5• Floating Solids: Choose the number which best describes the amount or floating solids in the
stonnwatcrdischarge,where I is no solids and 5 is the surface covered with floating solids.
.1
C� 2 3 4 5
6• Suspended Solids: Choose the number which best describes the amount of suspended solids in
the stonnwater discharge, where I is no solids and 5 is extremely muddy:
I' 2 3 4 5
7• Is there an),foam in the storlmvater discharge? o yes o
8• Is there an oil sheen in the stonnwaterdischarge? oyes
�- Is there evidence of erosion or deposition at the outfall? o ycc , o.
10. Other Obvious Indicators of Storm.raler Pollution:
List and describe
r
Note: Low clarity,high solids,and/or the presence or foam,oil sheen,or erosion/deposition may be
indicative of pollutant exposure. These conditions warrant further investigation.
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Page a of it

Geod HauSek"Ping Ch?ckhat•1$3-Llncotntan 05/25/2II2a
QUARTERLY- GOOD HOUSEKEEPING/PM/BMP INSPECTION
(Inspection frequency: RUST be performed QUARTERLY ashen facility is active)
PLANT LOCATION
163-Lincointon
OCCURREOAT
0528/2024 11:25 AM
WEATHER
Clear
INSPECTOR NAIL-
Robbie Morgan
Good Housekeeping/PM Inspection Checklist
AREAS TO CHECK:Raw material storage areas with water Sprinklers/misters,Truck rinseAvash and drum washout areas,Truck wash
chemicals and admix tanks.Oil tank/sheds product storage,Catch basins and pipes,Outralls.Yard for spillageldebris.
Baseline BHPS Inspection:Good House Keeping,Equipment,Preventive Maintenance/Inspections.SDIII Control Kits inspection,
Employee Training(please Use additional sheets if necessary)
IS TRASH BIN LID CLOSED'a IS THE LID IN WORKING CONDITION'
Yes
IS TRASH RENOVED FROM THE SITE ON A TIMELY 3A515'
Yes
IS THE SITE SVIEPT AS NaEDEO aASIS-AT A NNNLTUr:QU+RTERL%'
Yes
15 THERE ANY DEBRIS IN THE YARD'
No
ARE OUTSIDE AREAS KEPT IH A NEAT AND ORDERLY CO`giT<ON'
Yes
IS THE IaAINTSNANCE SHOP ORDERLY FOR TH'=EQUIPMENT r,..d=ERtALS AND TAtIKS I DRUMS I TOTES'
N/A
IS THERE Ala EVIDENCE OF DRIPSILEAKS .ROM'PUCKS I EQUIPMENT I TANKS I ORUNS I TOTES'
NO
FINES SCRAPED UPIREMOVED =ROM EOUIPMENT AREAS-
Yes
Rags t aid
Prepared with Aclalman:

Goad Housekeepn+g Che kllst-163-U111lnton 0512812024
ARE THE SECONDARY CONT 411161 ENTS IN 0000 CONDITIONS W.T.H NO LEANS I CRACKS(SETTLEIA E IJT>
Yes
IS THE SECONDARY CONTAINMENT DISCHARGE PIPE CLOSED AND LOCKED'
Yes
ARE TRAFFIC AREAS FREE FROM EQUIPL=MT "ATERIALS AND OTHER OBJECTS'
Yes
ARE CHEAOCALSIOILSIFUELS STORED Itl PROPER CONTAINERS'
Yes
ARE ANY STORAGE CONTAINERS LEAKING OR DETERIORATING WITH RUST'
NO
ARE STONEISAND AREAS KEPT NEAT AND ORDERLY,MANITER'
Yes
00 YOU SEE ANY LEAKS FROM THE BAGHOUS'FS>
NO
ARE ADIA1$TAMS IN GO00 CONDITION AND NOT LEA-UNG>
Yes
ARE ADMIX TANKS LOCATED INSIDE A SECONDARY CONTAINIAEENTT
Yes
ARE SEDIMEHT. TRAPS 1 STONE DAMS IN GOOD CONDITION
Yes
ARE DITCHES PIPES SWALES AND CATCH BASINS IN GOOD CONDITION'
Yes
-S THERE A VEGETATION GROWTH IN THE PONDS'
NO
ARE PONDS CLEANED REGULARLY FOR ACCULIULAT EO SEDIUENT'
Yes
WASHWAT ER RECYCLING BASINS ARE CLEA-1'EO FOR ACCUlAULATEO SEOIUEIJT'
Yes
15 THE FACILITY REQUIRED TO DO 3MP PSASNNLIT• IT SCHNlCAL AND ECONO1JIC1 STUD f>
NO
PeSe 2 O(A
Prspgted s>qh Acl»ment

Good HouB kav-mg ChecWat-153-UROkmn 05128/2024
DO YOU HEAR ANY UNUSUAL NOISE I.!THE SQUIPL<ERTI
No
ARE WA5HW.ATER RECYCLING BASINS PU OS WORKING PROPERLY'
Yes
CHECK EFFECTS OF RETURN COUCRETS AND SLURRY DRYING AREAS ON TH'c GUTFALL'
Yes
ARE EQUIPMENT(PH AND OTHERI IN WASIRWATER RECYCLING BASINS WORKING PROPERLY'
Yes
ARE EFFECTIVE CLEANUP PROCEDURES USED FOR SPILLED IATERIALS'
Yes
ARE SPILL CONTROL KITS NI GOOD CONDITION WITH ALL THE REQUIRED MATERIALS'
Yes
ARE THERE ANY UNAUTHORIZED DISCHARGES FROM THE FACILITY'
No
�- 15 TREATED WATER FROM TRUCK WASHING DRUM CLEANING GOING TO OUTFALLS'
Yes
ARE THERE ANY SIGNS OF EROSION ON SLOPES PONDS OR EARTHEN BERMS'
No
SHOULD ANY NEW SMPS BE IMPLEMENTED TO PROTECT STORUWATER QUALITY'
No
HAVE ALL NEW EMPLOYEES RECEIVED GOOD HOUScK?EPING TRAINING'
Yes
DID YOU PROVIDE AT A MINIMUM ANNUAL STORMWAT ER TRAINING TO ALL ELIPLOYEES THAT COULD AFFECT THE STORLtY/ATER QUALITY
Yes
CHECK FOR ANY CHANGES ❑I THE PLANT OPERAi10tf THAT COULD AF-ECT SLVPP PLAN UPDATE'
Yes
COMPARE PH READINGS FROM LAB REPORT TO THE PH AT PROCESS WATER PITS
Yes
CHECK IF ANY OTHER AREA NOT MENTIONED ASOVE NEE05 ATTEII7.1011
Yes
Page s ON F eq;,Qd vid'Aclalmam

Good Housekeapmg Checkhst-153-UPCPIntan D5t2a/202s
BMP Inspection Checklist
ARE OIL PULPS IN WOR{IHG ORDER YIITH Ito L=A45'
Yes
DUST COLLECTORS ARE WORKING PROPERLY'
Yes
ARE COMPRESSOR BL'PEO 15 CONTAINED'
Yes
ARE ALL SECONDARY CONTAINMENT DIKESIVIALLS 111 0000 CONDITION1
Yes
ARE ALL STONE AND SANG BARRIERS ORDERLY'
Yes
15 SEDIMENT IN WAS" PITS ORDERLY AND CONTROLLED'
Yes
ARE RIPRAP/MAY SALESISERMS WOR{ING PROPERLY,
Yes
r—
IS THERE A SITE EROSIOA'
NO
IS SEDIMENT FROM THE RETURN CONCRETE STORAGE AREAS CONTAMED'
Yes
ARE THERE ANY LEAKY EQUIPM E11TIVE"ICLEES ON THE PROPERTY'
No
IS SYIPP PLANISITE MAP UPDATE NECESSARY,
No
Sign off
INSPECTOR SIGNATURE
Robbie Morgan
NOTES:Use the additional remarks/recommendations section to describe deficiencies in Housekeeping Measures,and
Preventive Maintenance.
Paps a of a
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