HomeMy WebLinkAboutNC0005363_Toxicity Monitoring_20180701DUKE
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July 1, 2018
Certified Mail # 70f7,i2680f0000 260f9393 (2 copies)
North Carolina Division of Water Resources
Water Sciences Section/Aquatic Toxicology Branch
1621 Mail Service Center
Raleigh, NC 27699-1621
Subject: Weatherspoon's March 2019 Acute Toxicity Monitoring (Episodic) Submittal
Dear Sir or Madam:
W. H. Weatherspoon Plant
491 Power Plant Rd
Lumberton, NC 28358
Mailing Address:
L. V. Sutton Energy. Complex
801 Sutton Steam Plant Rd
Wilmington, NC 28401
o: 910.341.4750
f: 910.341.4790
In accordance with. Part I, Condition A. (6) of our National. Pollutant Discharge Elimination System
(NPDES) Permit No. NC0005363, enclosed is the Effluent Toxicity Report Form (AT-1) for Duke
Energy Progress, LLC., Weatherspoon Steam Electric Plant Outfa11:001- Cooling Pond..
If there are any questions, please contact either:
• Mr. Kent Tyndall, Environmental Professional for .:the W. H. Weatherspoon Plant,
phone (910) 341-4775 or e-mail Kent.Tyndall@duke-energy.com; or
• Mr.' Steve Cahoon, Environmental Specialist at -our North Carolina . Regional Office,
phone (919) 546-7457 or email Steve.Cahoon@duke-energv.com.
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 ofmy knowledge and
belief, true, accurate, and complete: I.am aware that there are significant penalties for submitting false information,
including the possibility of fines and imprisonment for knowing. violations.
Sincerely,
Jeffrey. Flanagan
. Station Manager .
Certified Mail # v7:0,1r7. 2680f000'0 260f94 +0 (1 copy)
-=Trent.Allen_
NCDENR-DWQ, FRO
225 Green Street, Ste 714 -:
Fayetteville, NC 28301
Effluent Toxicity Report Form - Chronic, Pass/Fail and Acute LC5O
Date 27-Mar-19
Facility: DUKE ENERGY WEATHERS
Laboratory Performing
X
Signature
X
-•
Test: J® ETT Environmental, Inc.
Signature of Laboratory Supervisor
.NPDES# NC0005363 Pipe # 001 County . Robeson•,
Comments
MAIL ORIGINAL TO.
North 'Carolina Ceriodaphnia Chronic Pass/Fail Reproduction Toxicity Test
CCNTROL,ORGANISMS
# Young Produced
5
Adult (L)ive,'(D)ead.
#Young Produced
Environmental Science s Branch
Div. of Water Quality
N.C. DENR
1621 Mail Service Center
Raleigh, North Carolina 27699-1621
Chronic Test Results
Calculated
Critical Value=
% Reduction=
%Mortality
Avg. Regrod..,
11_ - ;12
Adult ,(L)ive,(D)ead,
pH
Control
Treatment 2
D.O.
Control
Treatment 2
- Control,:-:
Control
Treatment 2 .
Treatment 2
Control CV1.
% 3rd Brood',
PASS }.`FAIL'-;'„
lstsa'mple .
start end
1st sample'
LC50/Acute Toxicity Test
(Mortality eipressed as %, combining replicates)
• 1st sample
start and
1st sample
2nd sample
•
start • end
• 2nd sample
0
12.5
25
50
75
100
0
0
0
LC50 = >100 %
95% Confidence Limits
NA NA %
0
0
-- Method of Determination'
Moving Average Probit
Spearman Kerber'. Other
Organism Tested
DEM Form AT-1
Pimephales promelas
Concentration
Mortality,.
1111
•I
Page 2'of 4
X
Complete This for Either Test
Collection (Start) Date . • .
Sample 1 ,20-Mar 19.•
Sample Type (Duration)
Sample 1
Sample '2
• Spec. Cond. (pmhos)
Chlonrie (mg/L)
Sample Temp. at receipt (°C)-
Test Start Date
21-Mar-19
'Sample 2 NA
Tox Tox
Sample , Sample.-
0.2
start/end -' start/end
7.6
7.7
Control• •
8.0
7.8
7.5
7.7
High Conc.
9.0
7.4
D.O.
Lumber A
River
River Intake
Structure
heat
Exchanger
(non -contact <
coolina waterl
Potable
Water
System
Wells
Evaporation
Plant
Systems
Sanitary
Waste
System
See Note 1
Plant
Drains
A
Fire Water
System
Low Volume
Wastes
Chemical Metal See Not; 2
Cleaning Wastes —
Condenser 1-
Storm Water
Runoff
D
Intake
Structure
Coal Pile
Runoff
Evaporation and Seepage
CT Site
Cooling Pond
*1 r
Ash Sluice
Sys em
A
Ash Pond
Secondary
Settling
Basin
Septic
Tank
Plant Drains
Oily Wastes
`ty
Retention
Basin
Oil/Water ,
Separator
Sand & Gravel
Bed
Oil/Water
Separator
R
N Outfall 001
B Outfall 002
Note 1: Service water intake from the Cooling Pond is available but seldom used.
Note 2: Chemical Cleaning Wastes are normally evaporated. This is an alternate method of disposal. •
Attachment 2 - Form 2C- Item IIA Flows, Source
of Pollution, and Treatment Technologies
Carolina Power & Light Company
Weatherspoon Stearn Electric Plant
Robeson County Page 1 of 2