NCS000546_MRO Copy MONITORING REPORT_20210226

Allen Steam Station
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February 24, 2021°<;j
NCDEQ, Mooresville Regional Office
Attn: DEMLR Stormwater Program
610 East Center Ave., Suite 301
Mooresville, N.C. 28115
Subject: Duke Energy Carolinas, LLC
NPDES Storm Water Discharge Monitoring Report for:
Allen Steam Station — NCS000546 — Gaston County
Duke Energy
253 Plant Allen Rd.
Belmont, NC 28012
In accordance with Part III, E(2) of the above referenced NPDES Storm Water permit, the
original and one copy of the monthly monitoring reports are attached. The samples collected are
required monthly due to Tier Two or Tier Three Status. The period for sampling ended January
31, 2021. Samples were collected for the period at outfalls SW007, SW010, SW016 and
SW018. Samples were collected on January 25, 2021. The laboratory analysis results were
received on February 9, 2021. Duke Energy has performed the steps required by the Tier II and
Tier III for these outfalls. There was no sample collected at outfalls SW001, SW009, SW013-10,
SW013-13 and SW020 for the period, due to No Qualifying Flow condition.
Outfalls SW008 and SW015 were sampled on January 25, 2021 and the analysis results are
included on this DMR.
Analytes sampled above the benchmark values for analytical monitoring are as follows.
Outfall
Parameter
Result
I Benchmark
SW007 I
Zinc
0.245 m /L
10.126 m /L
All values reported on the attached reports are dependent on the accuracy of approved
analytical methods used to measure parameters.
Please direct any correspondence or questions concerning the Allen Steam Station NPDES
Storm Water Program to Elizabeth Glenn [phone] or Randy Gantt [phone].
Yours truly,
Rick R. Roper, GerSeral Manager III
Allen Steam Station
Duke Energy Carolinas, LLC

Allen Steam Station
4DUKE
ENERGY.
Attachments
bc: w/attachment
Elizabeth Glenn
UPS Tracking: 1Z X67 601 42 9078 7309
Duke Energy
253 Plant Allen Rd.
Belmont, NC 28012

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