NCS000533_DMR_20191231

January 30,2020
Division of Energy, Minerals, RECEIVED
& Land Resources FEB 4 2020
ATTN: Central Files
1617 Mail Service Center DENR-LAND QUALITY
Raleigh,NC 27699-1617 STORMWATER PERMITTING
RE: December 2019 Discharge Monitoring Report
To Whom It May Concern:
Enclosed are two copies of the December 2019 Discharge Monitoring Report (DMR) for Silar
Laboratories under Permit NCS000533 for Outfalls SW001, SW002, SW005,and SWO10.
If you have any questions regarding this submittal, I can be contacted at [phone] x101 or
[e-mail].
Regards,
44-/- ) /dad
Gina Ward
Environmental Health and Safety
Silar Laboratories (now a part of Entegris)
p(910)-655-4212 ext.101
f(910-655-8201)
[e-mail]

Silar,LLC—STORM WATER SAMPLING REPORT
Certificate of Coverage No.:NCS000533
Columbus County,North Carolina
Personnel Collecting Samples:P.Busovne
Certified Laboratories: "'^ emists Lab ID: 94
onmental Testing Solutions,Inc. Lab ID: 37
ANALYTICAL RESULTS
00530 00310 00340 00610 00625 00630 00665 77885 50060 71880 01042 01092 01055 01051 00556 00400 00300 TAA3B
Total Total Total Total Total Non-Polar Acute
Date TSS BOD COD NH3 TKN NO3+NO2 Phosphorus Methanol TRC Hexamine Formaldehyde Copper Zinc Manganese Lead O&G pH D.O. Tox.
Outfall mo/dd/yr mg/I mg/I mg/I mg/I mg/I mg/I mg/I mg/I mg/I mg/I mg/I mg/I mg/I mg/I mg/I mg/I sm. mg/I LC50
001-Silar Whse December — _ ■ NA
002-Lab Weir December NA
005-Silar Weir December NA
010 December NA
Up the Hill(004) NA
005 Upstream
005 Downstream
STORM EVENT CHARACTERISTICS
Mail duplicate copies to: Division of Water Quality
Total Event Precipitation(ins.):II Water Quality Section
Attn:Central Files
Permit Sampling Period: 4 1617 Mail Service Center
Raleigh,NC 27699-1617
Note:No qualifying rain event
CERTIFICATION STATEMENT
By this signature,I certify this report is accurate and complete to the best of my knowledge.
Company Information
CV//;11. —7 3,ZO Silar,LLC
J� 333 Neils Eddy Road
Signature of Permittee or Designee Date Riegelwood,NC 28456
[phone]
EXT.100 GO
^ d, 6/KNOVI
Print Name and Title

Sitar,LLC—STORM WATER SAMPLING REPORT
Certificate of Coverage No.:NCS000533
Columbus County,North Carolina
Personnel Collecting Samples:P.Busovne
Certified Laboratories:
ANALYTICAL RESULTS
00530 00310 00340 00610 00625 00630 00665 77885 50060 71880 01042 01092 01055 01051 00556 00400 00300 TAA3B
Total Total Total Total Total Non-Polar Acute
Date TSS BOD COD NH3 TIIN NO3+NO2 Phosphorus Methanol TRC Hexamine Formaldehyde Copper Zinc Manganese Lead O&G pH D.O. Tox.
Outfall mo/ddlyr mg/I mg/1 mg/I mg/I mg/I mg/I mg/I mg/I mg/I mg/1 mg/1 mg/I mg/I mg4 mg/I mg/1 sm. mg/1 LC50
001-Silar Whse December NA
002-Lab Weir December NA
005-Sitar Weir December NA
010 December NA
Up the Hill(004) NA
005 Upstream
005 Downstream
STORM EVENT CHARACTERISTICS
Mail duplicate copies to: Division of Water Quality
Total Event Precipitation(ins.):II Water Quality Section
Attn:Central Files
Permit Sampling Period: 4 1617 Mail Service Center
Raleigh,NC 27699-1617
Note:No qualifying rain event
CERTIFICATION STATEMENT
By this signature,I certify this report is accurate and complete to the best of my knowledge.
Company Information
��� �O Sitar,LLC
� 333 Neils Eddy Road
Signature of Permittee or Designee Date Riegelwood,NC 28456
[phone]
EXT.100
/Print Name and Tittle t�l