NCG140046_EPA Correspondance_20230712

T
WILLIAMS MULLEN
Ethan R.Ware
Direct Dial:803.567.4610
ewa re@williamsmu Ilen.co m
July 10, 2023
VIA E-MAIL & U.S. MAIL
Mark Robertson
Water Enforcement Branch
Enforcement and Compliance Assurance Division
United States Environmental Protection Agency, Region 4
61 Forsyth Street, S.W.
Atlanta, Georgia 30303-8960 ^jF•GE1VED
Robertson.MarkaeDa.mov 6
Danny Smith
JUL 1 ^ 1013
Supervisor, Stormwater Program I\`f\S{D�g2(PfOJram
Division of Energy, Minerals, and Land Resources
North Carolina Department of Environmental Quality
1612 Mail Service Center
Raleigh,North Carolina 27699-1612
Danny.Sm iftnedenr.gov
Re: Necessary Quarterly Monitoring / 1,/e6-1g06gty
Concrete Supply Company, LLC, Lincolnton Plant
Administrative Order on Consent, Docket No. CWA-04-2022-0320
Lincolnton,North Carolina
Dear Mr. Robertson and Mr. Smith:
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,
ERWfctt+. R
Enclosures Ethan R. Ware
1230 Main Street,Suite 330,Columbia,SC 29201 I 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: 7/7/ 7)
-Title: Errvironmental Manager

STORMWATER POLLUTION PREVENTION PLAN
QUARTERLY- GOOD HOUSKEEPINGIPMIBMP INSPECTION
PLANT LOCATION: 'LINCOLNTON DATEMME: 6/14/23
WEATHER: CLEAR _
(Inspection frequency: MUST be performed QUARTERLY when facilityis active)
NAME: 0 C H E C MORGAN SIGNATURE,- J�
AREAS T - K: Raw material storage areas with water sprinklers/misters,jKc&das19waaih and drum
washout areas.Truck wash chemicals and Admix tanks,Oil tank/sheds product storagel.lCatch basins and pipes,
Outfalls,Yard for spillageldebris.
Baseline BMPS.Inspection:Good House Keeping,Equipment,Preventive MaintenanceAnspections,Spill Control
Kils;ins Cton.Fin o ee Ttainin please use
additional sheets if necessary)
Good Housekeeping/PM Inspection Checklist Remarks What Action is Needed
(Satisfactory) (cleanuptrepair/replace/none)
Is trash bin lid closed?&Is the Lid in working condition? ES NO _
Is trash removed from the site on a timely basis? YES - NO
Is the site swept As Needed Basis'at a minimum Quarterly? YES NO
Is there any debris on the yard? YES NO
Are outside areas kept in a neat and orderly condition? YES NO
Is the maintenance shop orderly for the equipment,materials and YES NO
tanks/drums//totes?
Is there an evidence of drips/leaks from Trucks/Equipment/ YES NO
-- Tanks I Drunis/Totes?.
Fines scraped up/removed from equipment areas? r fE'S_> NO
Are the secondary containments in good conditions with NO leaks/ YES NO
Cracks/settlement? _
is the secondary containment discharge pipe closed and locked? Y NO
Are traffic areas free from equipment,materials,and other objects? 6gs - NO
Are chemlcalsloils/fuels stored in proper containers? YES - NO
Are any storage containers leaking or deteriorating with rust? YES NO
Are stoneisand areas kept neat and orderly manner? YES NO
Do you see any leaks from the baghouses? YES NO
Are admix tanks in good condition and not leaking? ES NO
Are Admix tanks located inside a secondary containment?? Rs
NO
Are sediment traps!stone dams in good condition YNO
Are ditches,pipes,swales and catch basins in good condition? YES NO -
Is there a vegetation growth in the ponds? YES NO _
Are ponds cleaned regularly for accumulated sediment? YES NO
Are washwater recycling basins are cleaned for accumulated YES NO
sediment? _
Is the facility required to do BMP feasibility(technical and YES NO
economic)study?
Do you hear any unusual noise in the equipment? YF� NO
Page 112

i
i
QUARTERLY— GOOD HOUSKEEPING/PM/BMP INSPECTION
Good Housekeeping/PM inspection Checklist Remarks what Action Is Needed
_ (satisfactory) (cleanup/repal4replace/none)
Are washwater recycling basins pumps working property? YES NO --
Check effects of return concrete and slurry drying areas on the -
ouffall? YES NO
Are equipment(pH and other)in washwater recycling basins
working property? - YE NO
Are effective cleanup procedures used for spilled materials? YES NO
Are spill control kits in good condition with all the required - -
materials? YES NO
Are there any unauthorized discharges from the facility? YES NOS.
Is proce3awater from truck washing,drum deaning going to
cuffalis? YES NO
Are there any signs of erosion on slopes,ponds,or earthen --
berms? YES
Should any new BMPs be implemented to protect stormwater
deli 8 - - YES t,NO
Have all new employees received Good Housekeeping Training? YES No
it you provide at a minimum annual Stonnwater mt Training to -
employees that could affect the stowater quality (YES NO
Check for any changes in the Plant operation that could affect
SWPP Plan Update? YES. NO
Check PH readings from lab report to the pH at process water pits YES NO -
Check ff any other area not mentioned above needs attention YES. NO
-- -= - EIMP-inspection-Checklist —Remarloi - - - -What-Action`Is-Needed-
--- ---(Satisfactory) (cleanup/repaldroolace/none)
Are oil pumps in working order with no leaks? NO
Are dust collectors are working properly? E - NO
Are compressor bleed is contained? YES NO -
Are all secondary containment dikes/walls in good condition? Y
Are all stone and sand barriers orderly? NO
Is sediment In wash pits orderly and controlled? YES NO
Are ripreplhay baleslberms working property? Y NO -Is there a site erosion? YES NO
Is sediment from the return concrete storage areas contained? YE - NO
_Are there any leaky equipment/vehicles on the property? YES 0
Is SWPP Plan/Site Map u date Necessary? YES NO
Additional remendations:
Plan Manager Slgni We. . Oate:_
NOTES:Use the additional remat /recommendations section to doderoficlendes irrHousekeaning
Measures.and Preventive Maintenance Use other side ff additional space Is needed. -
Page 2/2

Way„ Nnt 449 Springbrook Rd,Charlotte,NC 29217
s �V Main 704.529.6364
APYTICAL w .waypointanaiytical.com
4 Sample Summary Table
i
Report Number: 23-172-0022
Client Project Description: Lincobtton Fadlity
Lab No Client Sample ID matrix Date Collected Data Received
98943 001 Aqueous 06/21/2023 12:05 06/21/2023 14:10
E
i
Page 3 of 9

n
Way pOI■ 449 Springhroo4 Rd,Charlotte,NC 28217
Main 704.529.6364
ANALYTICAL www.waypointanalytimlxom
Client:Concrete Supply Company CASE NARRATIVE
project: Lincolnton Facility
Lab Report Number.23-172-0022
Date:612MO23
Oil and Grease Method 16648
QC Batch No:V34595
Low recovery was found for the matrix spike. All other quality control is within acceptable limits. Sample
interference is suspected.
Page 4 of 9

Waypo�nt, 44 w9 5pringbrook Rd,Charlotte, NC 28217
ANALYTICAL Main 704.529.6364
0L058 -WaypointanalyNcal.com
Concrete Supply Company Project Uncointon Facility
Johnnie Alexander
3823 Raleigh Street Information: Report Date: 0 6/2 812 02 3Received:0 612 1/2 02 3
Charlotte, NC 28206
Report Number:23-172-GO22 REPORT OFANAL MSTS
Lab No: 98943
Matrix:Aqueous
Sample ID:001 Sampled: 6/21/Z023 12:OS
Test Results Units MDL OF Data l Time By Analytical
Analyzed Method
HEM:Oil and Grease <5.2 mg/L 5.2 1 06/22/23 13:09 EKF 16648
PH 6.0 S.U. 1 06/21/23 12:05 FLD FIELD
Total Suspended Solids 3.7 mg/L 2.5 1 06/26/23 12:48 EKF 2540D-2015
Qualifiers/ OF Dilution Factor Quanittatbn Limit
Definitions MQL Method
Page 5 of 9

i
Vi►'faypoint. 449 Spring6rook Rd,Charlotte, 29217
� Maln 204.5.529-636a
ANALYTICAL w rwaypolntanahticalxom
Shipment Receipt Form
Customer Number:01058
Customer Name: Concrete Supply Company
Report Number: 23-172-0022
Shipping Method
C j Fed Ex 0,US Postal �,Lab ,Other
UPS Client Q Courier Thermometer to: RRT15 1.4C
Shipping container/cooler uncompromised? 0* Yes O No
Number of coolers/boxes received
Custody seals intact on shipping Container/cooler? ()Yes L No ♦Not Present
Custody seals intact on sample bottles? 0 Yes 0 No V Not Present
Chain of Custody(COC)present? rl Yes O No
COC agrees with sample label(s)? :Yes No
COC properly completed ( :Yes 0 No
Samples in proper containers? Q Yes n No
Sample containers intact? !!I Yes 0No
4
Sufficient sample volume for indicated test(s)? Yes (:j No
All samples received within holding time? Yes Q No
Cooler temperature in compliance? Yes C No _
Cool�Samples arrived at the laboratory on ice. CO)Yes O No
Samples were considered acceptable as cooling
process had begun.
Water-Sample containers properly preserved ! Yes tD No 0 N/A
Water-VOA vials free of headspace O Yes O No N/A
Trip Blanks received with VOAs 0 Yes O No NIA
Soil VOA method 5035—compliance criteria met Q Yes 0 Not NIA
High concentration container(48 hr) Low concentration EnCore samplers(48 hr)
High concentration pre-weighed(methanol-14 d) Low cone pre-weighed vials (Sod Bis-14 d)
Special precautions or instructions included? 0 Yes i No
Comments: '
Signature: t1nelo tJorvellTLL_. j Date&Time: p"o/21/2023 1427:44 j
Page 6 of 9

IaNWlll® U�l{8 06,92C23
Caq SUMN cm 0621.223
4nm(nlpn Fac !a 26 59 -
F,woronenw
Quoary
,mormwater Discharge Outfall (SDO)
Qualitative Monitoring Report
For guidance onJillurg unr NnsJorm pt=ve rtsit III,Ps• dcy nc.gov,abouUdivis1on51encrgy-runes!-land-resources
npcies-storm water-gps
Permit No.: N/CJ 1 - t ! ! orCenificate of Coverage No.: N/C/G/
Facility Name:
County: 1 x��n7 Phpne No.
Inspector: n ff Q r& l
Date of Inspection: ('- 2/-ja23
Time of Inspection:
Total Event Precipitation(inches):
All permits require qualitative monitoring to be performed during a"measurable storm event.'
A "measurable storm event" is a storm event that results in an actual discharge from the permitted site
. uulfall. The previous measurable storm event must have been at least 72 hours prior. The 72-hour storm
interval does not appiv if the permittce is able to document that a shorter interval is representative for
-local storm events during fhe-sampling peridd.and the pemtittee o tams approval from the local DEMLR I
Regional Office-
Bythis signature. I//certiti Ihat this report is accurate and complete to the best of my knowledge:
(SigOture of I ermiltee or Designee)
I. Outfall Description:
Out falI No. _ 1 - Structure(pipe di(c tc.);
Receiving Stream: --
Describe the industrial activities that occur mithin the outfall drainage area
Page 1 of 2
SWIi-242 iastmafifj,f(1fi:91176 iq
Page 8 of 9

i
2, Color: Describe the color of the discharge using basic colors(red,brown,blue,etc.)and tint
(light.medium. dark)as descriptors:
3. Odor: Describe am A�{,cunct odors that the discharge may have(i.e..smells strongly of oil,weak
chlorine odor,etc.):
4. Clarit: Choose the number which best describes the clarity of the discharge,where I is clear
and 5 is very cloudy:
5. Floating Solids: Choose the number which best describes the amount of floating solids in the
stotmwater discharge. w herc I is no solids and 5 is the surface covered with floating solids:
0 2 3. 4 5
6. Suspended Solids: Choose the number which best describes the amount of suspended solids in
the stormwater discharge, w here I is no solids and 5 is extremely muddy:
2 3 4 5
7. is there an) foam in the stonnwater discharge? O Yes Q,,Nro.
S. Is there an oil sheen in the sionmtater discharge? Oyes
9. Is there evidence of erosion or deposition at the ouifall? O Yes 6 No.
- - --- -10. Otherf)bvious lndicaters ofStormnater Pollution: - --
List and describe
Note: Low clarity,high solids,andior the presence of foam,oil sheen,or erosion/deposition may be
indicative of pollutant exposure. These conditions warrant further investigation.
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Page 2of2 co=efes.00iCaovam it2659
Lnt .FacdM
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Page 9 of 9