NC0024538_Bioassay Compliance Inspection_20161020

' PAT MCCRORY
`` Gv\t�nur
j rte.
DONALD R. VAN DER VAART
Secretary
Waterkesoijrces� S. JAY ZIMMERMAN
ENVIR413MENTAL QUALITY Do7'Cdor
October 20, 2016 t ECEIVED/NODE®./DWR
Mr. David Hux OCT 2 5 2016
Asst. Utilities Director - Operations water Quality
Town of Shelby permitting Section
P.O. Box 207
Shelby, NC 28151
Subject: Bioassay Compliance. Inspection
City of Shelby/First Broad River WWTP
NPDES Permit No. NCO024538
Cleveland County
Dear Mr. Hux:
Enclosed is a copy of the Compliance Sampling Inspection for the inspection conducted at
the subject facility on October 18, 2016, by Ori Tuvia Maria Schutte and Ed Watson. Sibyl
Brotherton's and Jordan Jackson's cooperation during the site visit was much appreciated. Please
advise the staff involved with this NPDES Permit by forwarding a copy of the enclosed report.
Chronic Toxicity split samples were taken during the inspection. Results of the split samples will be
forwarded upon completion of analyses.
The report should. be self-explanatory; however, should you have any questions concerning
this report, please do not hesitate to contact Ori Tuvia at [phone], or at
[e-mail].
Cc: NPDES Unit
MRO Files
Sincerely,
Ori Tuvia, Environmental Engineer
Mooresville Regional Office
Division of Water Resources, DEQ
Mooresville Regional Office

United States Environmental Protection'Agency
Form Approved.
EPA Washington, U.C. 20460
OMB No. 040-00,57
Water Compliance Inspection. Report . ;.
Approval expires 8-31-9s
Section A: National,' Data System Coding (Le'., "PCS)
Transaction Code NPDES yr/mo/day Inspection Type Inspector Fac Type
1 IN 1 2 IS ,1 3 I NC0024538 I11 12 I 16/10/18 I17 18 IBI 19 I c I 20LI
21111111 1111111 �1 11 1 11 1111 1 1 11111 1111111 11 11 166
I
Inspection Work Days Facility Self -Monitoring Evaluation Rating B1 QA Reserved
67 1.0 70 Id I 71 �D I 72 i NJ 731 I ' 174 75 80
I� L.1
Section B: Facility Data
Name and Location of Facility Inspected (For Industrial Users discharging to POTW, also include
Entry Time/Date
Permit Effective Date
POTW name and NPDES oermit Number)
09:45AM 16/10/18
13/12/01
First Broad River WWiP
Exit Time/Date
Permit Expiration Date
1940 S Lafayette St
01:05PM 16/10/18
18/06/31
Shelby NC 28152
Name(s) of Onsite Representative(s)/Titles(s)/Phone and Fax Number(s)
Other Facility Data
Jordan Jackson/Coordinator Pretreatment/704-484-6857 /
Sibyl Canipe Brotherton/ORC//
Name, Address of Responsible Official/Title/Phone and Fax Number
Contacted
David W Hux PO Box 207 Shelby NC 281510207/Asst Utilities Director[704-484-6840/
No
Section C: Areas Evaluated During Inspection (Check only those areas evaluated)
Permit Flow Measurement ■ Operations & Maintenance Records/Reports
Self -Monitoring Program Sludge Handling Disposal Facility Site Review Effluent/Receiving Waters
Laboratory
Section D: Summary of Finding/Comments (Attach additional sheets of narrative and checklists as necessary)
(See attachment summary)
Names) and Signature(s) of Inspector(s) Agency/Office/Phone and Fax Numbers Date
Maria Schutte Division of Water Quality//704-663-1699, %
Edward Watson MRO GW///
Ori A Tuvia MRO W00704-663-1699/
Signature of Management Q A Reviewer Agency/Office/Phone and Fax Numbers Date
W. Corey Basinger MRO WQ//704-235-2194/
EPA Form 3560-3 (Rev 9-94) Previous editions are obsolete.
Page# 1

J
Permit: NCO024538 Owner - Facility: First Broad River WWTP
Yes No NA NE
Are records kept and maintained as required by the permit?
; ❑
Inspection Date: 10/18/2016 Inspection Type: Bioassay Compliance
❑
Is all required information readily available, complete and current?
M.
❑
❑
❑
Are all records maintained for 3 years (lab. reg. required 5 years)?
M
❑
Permit
Yes No NA' NE
(If the present permit expires in 6 months or less). Has the permittee submitted a new
❑
❑
'N.
❑
application?
❑
❑
❑
.❑
Is the facility as described in the permit?
A
❑
❑
❑
# Are there any special conditions for the permit? -.
❑
❑
❑
Is access to the plant site restricted to the general public?
❑
❑
❑ .
Is the inspector granted access to all areas for inspection?
0
❑
❑
0
Comment: The Division issued a•permit modification on 8/12/2013 regarding the removal of instream
❑
Is the backup operator certified at one grade less or greater than the facility classification?
Record Keeping
Yes No NA NE
Are records kept and maintained as required by the permit?
; ❑
❑
❑
Is all required information readily available, complete and current?
M.
❑
❑
❑
Are all records maintained for 3 years (lab. reg. required 5 years)?
M
❑
❑
❑
Are'analytical results consistent with data reported on DMRs?
❑
11
❑
Is the chain -of -custody complete?
❑
❑
❑
.❑
Dates, times avid location of sampling
❑
❑
(If the facility ^is = or .> 5 MGD permitted flow) Do they operate 2417 with a certified operator
❑
Name of individual performing the sampling
. ❑
on each shift?
Results of analysis and calibration
Dates of analysis.
.
.
Name of person performing analyses
Transported COCs
Are DMRs complete: do they include all permit parameters?
❑
❑
❑
Has the facility submitted its annual compliance report to users and DWQ?
0
-❑
❑
❑
(If the facility ^is = or .> 5 MGD permitted flow) Do they operate 2417 with a certified operator
❑
❑
. ❑
on each shift?
Is the ORC visitation log available and current?
❑
❑
❑
Is the ORC certified at. grade•equal to or higher than the facility classification?
❑
❑
Is the backup operator certified at one grade less or greater than the facility classification?
' ❑
❑
❑
Is a copy of the current NPDES permit available on site?
❑
❑
_ El..
Facility..has copy of previous years Annual Report on file for review?
❑
❑
❑
0
-Comment: The records reviewed during the inspection were organized and well maintained. DMRs.
ber 20l 5`ihrough April 2016
Page# 3

Permit: NCO024538 Owner - Facility: First Broad River WNIrP
Inspection. Date: 10/18/2016 Inspection Type: Bloassay Compliance
Laboratory Yes No NA- NE
Are field parameters performed by certified personnel or laboratory? 0 ❑ ❑ ❑ .
Are all other parameters(excluding field parameters) performed by a certified lab? 0 ❑ ❑ 71:1
# Is the facility using a contract lab? M ❑. ❑ ❑
# Is proper temperature set for sample storage (kept at less than or equal to 6.0 degrees ❑ ❑ ❑
Celsius)?
Incubator (Fecal Coliform) set to 44.5 degrees Celsius+/- 0.2 -degrees? ❑ ❑ ❑ E
Incubator (BOD) set to 20.0 degrees Celsius +/-1.0 degrees? ❑ ❑ ❑
Comment: Influent and effluent analyses are performed under the City's laboratory certification #238.
Shealy Environmental Services. Inc. (LTMP. love level mercury, metals, total nitrogen, total
phosphorus) and Meritech, Inc. (toxicity) have also been contracted to provide analytical
support.
The laborato[y instrumentation used for field analyses appeared to be properly
calibrated/verified and documented.
Influent Sampling
Yes No NA NE
# Is composite sampling flow proportional?
0
❑
❑
❑
Is sample -collected -above. side streams?
,
❑
❑
❑
Is proper.volume collected?
.0
❑
❑
❑
Is the tubing clean?
0
❑
❑
❑
# Is proper temperature set for sample storage (kept at less than or equal to 6.0 degrees
0
❑
❑
❑
Celsius)?
Is sampling performed according to the permit?
0
❑
❑
❑
Comment: 'The subject permit requires influent BOD and TSS composite samples Monthly
sampler
aliquot verifications are performed and .documented. At -the. time of the inspection the influent
sampler aliquot was 140 mi.
Effluent Sampling
Yes No NA NE
Is composite sampling flow proportional?
0
❑
❑
❑
Is sample collected below all treatment units?
❑
❑
❑
Is proper volume collected?
❑
❑
❑ 1
Is the tubing clean?
❑
❑
# Is proper temperature set for sample storage (kept at less than or equal to 6.0 degrees
❑
❑
❑
Celsius)?
Is the facility sampling performed as required by the permit (frequency, sampling type
0
❑
❑
❑
representative)?
Comment: The subject permit requires composite and grab effluent samples. Monthly"sampler aliquot
.
verifications are performed and documented. At the time of the inspection the effluent
sampler aliquot was 210 ml.
Page# 4

Permit: NC0024538 Owner -Facility: First Broad River WWTP
Inspection Date: 10/18/2016 Inspection Type: Bioassay Compliance.
Effluent Sampling Yes No NA .NE
Upstream / Downstream Samplinq Yes Na NA NE
Is the facility sampling performed as required by the.permit (frequency, sampling type, and ❑❑ ❑
sampling location)?
Comment:
Operations & Maintenance - Yes No NA NE
Is the plant generally clean with acceptable housekeeping? ❑ . ❑ ❑
Does the facility analyze process control parameters, for ex: MLSS, MCRT, Settleable M ❑ ❑ ❑'
Solids, pH, DO, Sludge Judge, and other that are applicable?
Comment: The facility appeared to be properly operated and well,maintained. The ORC and staff
incorporate a comprehensive process control program with all measurements being
properly documented and maintained on-site. A SCADA system is used to assist the
wastewater staff in the operation of the treatment units/processes including alarm
Flow Measurement - Influent
Yes No NA NE
# Is flow meter used for reporting?
❑
❑
❑
Is flow meter calibrated annually?
❑
❑
❑
Is the -flow meter operational?
0
El,
❑
'❑
(If units are. separated) Does the chart recorder match the flow meter?.
❑
❑ .
❑
Comment: TheAow meter is calibrated annually and was last calibrated on 3/29/2016 by
Ken Nash
Company, Inc.
Bar Screens
Yes No NA NE
Type'of bar screen
a.Manual
b.Mechanical
Are the bars adequately screening debris?
❑
❑
11 .
Is the screen free of excessive debrisT
M
❑
❑
. ❑
Is disposal of screening in compliance?
M
❑
❑
❑
Is the unit in good condition? . "
M
, ❑
❑
❑ -
Comment: Mechanical bar screens with back up Manual Screen.
Grit Removal
Type of grit removal
Yes' No NA NE
Page# 5

Permit: NC0024538 Owner - Facility:
Inspection Date: 10/18/2018 Inspection Type:
First Broad RiverWWTP
Bloassay Compliance ,
Grit Removal
-Yes No NA NE
a.Manual
❑
b.Mechanical
Is the grit,free of excessive organic matter?
❑ .
❑
❑
Is the grit free of excessive odor?
N
❑
❑
❑
# Is disposal of grit in compliance?
E
❑
❑
El
Comment: Screenings and grit are disposed at an approved landfill.
Pump Station - Influent
Yes No NA NE
Is the pump wet well free of bypass lines or structures?
�..
❑
❑
❑
Is the wet well free of excessive grease?
❑
❑
❑
Are all pumps presents -
Are'all pumps operable?
0.
❑
❑ .
❑
Are float controls operable?
0
❑
❑
❑
Is SCADA telemetry available and operational?
0
❑
❑
❑
Is audible and visual alarm available and operational?
=
❑
❑
❑
Comment:
Primary Clarifier
Yes No 'NA NE
Is the clarifier free .of black and odorous wastewater?
N'
❑
❑ "
❑
Is the site free of excessive buildup,of solids in. center well of circular clarifier?
E
❑
❑
T]
Are weirs level?
�`
❑
❑
❑
Is the site free of weir blockage?
0
❑
.❑
❑
Is the site free of evidence of short-circuiting?
N
❑
❑
. ❑
Is scum removal adequate?
0
❑
, ❑
❑
Is the site free of excessive floating sludge?
❑
,❑
❑
Is the drive unit operational?
N.
❑
❑
0 ;
Is the sludge blanket level acceptable? .
0
❑
❑
❑
Is the sludge blanket level acceptable? (Approximately %4 of the sidewall depth)
0
❑
❑
❑
Comment: Both primaries were operational however, only one was used in the time of the inspection.
Aeration Basins
Yes No NA 'NE
Mode of operation
Type of aeration system
Diffused
Page#
6

,y
Permit: NCO024538 Owner -Facility: First Broad River WWTP
Inspection Date: 10/18/2016 Inspection Type: Bioassay Compliance
Aeration Basins
Is the basin free of dead spots?
Are suriace.aerators and mixers operational?
Are the diffusers operational?
Is the foam the proper color for the treatment process?
Does the foam cover less than 25% of the basin's surface?.
Is the DO level acceptable?
Is the DO level acceptable?(1.0 to 3.0 mg/1)
Yes No NA NE
i❑a❑
Is the clarifier free of black and odorous wastewater?
❑
❑
❑
Is the site free of excessivebuildup of solids in center well of circular clarifier?
E °
M
❑
❑
❑
El
❑
11
M
❑
1111
0
❑
Is the site free of evidence of short-circuiting?
A
❑
❑
❑
1111
Comment: New 0.75 MG aeration basin with 0.125 MG anoxic and 0.625 MG aerobic zones, were
installed since the last inspection.
Secondary, Clarifier
Yes No NA NE •
Is the clarifier free of black and odorous wastewater?
❑
❑
❑
Is the site free of excessivebuildup of solids in center well of circular clarifier?
E °
❑
❑
❑
Are weirs level? -
El
❑
11
Is the site free of weir blockage?
A
0
0
❑
Is the site free of evidence of short-circuiting?
A
❑
❑
❑
Is scum removal adequate?
❑
❑
`❑
Is the site -free of excessive. floating sludge?
W
❑
E1.11
Is the drive unit operational? v
0
0
❑
.,❑
Is the 'return rate acceptable (low turbulence)?
M
❑
❑
❑
Is the overflow clear of excessive solids/pin floc?
❑
❑
❑.
Is the sludge blanket level acceptable? (Approximately % of the sidewall depth)
A—
❑ ..0
❑ ,
Comment: All four secondaries were operational: however, only two were in service:
Pumps -RAS -WAS
Yes No NA NE
Are pumps in place?
M
0
❑
❑
Are pumps operational?
. Q
0
❑
Are there adequate spare parts and supplies on site?
❑
- ❑
❑
M
Comment:
Disinfection -Gas
Are cylinders secured adequately?
Are cylinders. protected from direct sunlight?
Is there adequate reserve supply of disinfectant?
Yes No NA NE
❑
❑
❑.
M
❑
❑
❑
Page# 7

Permit: NCO024538 Owner - Facility: First Broad River VWVrP
Inspection Date: 10/18/2016 Inspection Type: Bioassay Compliance
No NA NE
Type of system
-Gas
Disinfection -Gas
Yes =No NA- NE
Is the level of chlorine residual acceptable?
M
El
E111
Is the contact chamber free of growth, or sludge buildup?
"M
0
11
11
e residual prior to de -chlorination?
Is there chlorine
0
❑
11
0.
Does the Stationary Source have more than 2500 lbs of Chlorine (CAS No. 7782-50-5)?
11
❑
11
11
If yes, then is there a Risk Management Plan on site?
'W❑'
t!
El
0
If yes, then what is. the EPA twelve digit ID Number? (1000-7__j
1000-0010-0927
If yes, then When Was the RMP last updated?
07/01/2016
- E❑- 1
0
Comment:
0
- 0
0
0'
De -chlorination
No NA NE
Type of system
-Gas
El
E.1
Is the feed ratio proportional to chlorine amount (11 to 1)?
M
El
Is storage appropriate for cylinders?
0
[T.0I
11
El
#1s de -chlorination substance stored away from chlorine containers?
0
[1
S
11
Are the .tablets the proper size and type?
11
El
M'13
Company, Inc.
Comment: _ Stored in the same building.
Effluent Pipe
Are tablet de-chlorihators operational?
El
Ej
ME]
- E❑- 1
Number of. tubes in use?
66mment:'
Flow Measurement - Effluent
-Yes*LNo-NA NE
# Is flow meter used for reporting?
0
El
E.1
Is flow meter calibrated annually?
Is the flow meter operational?
"'.0
0
11
'11.
(If *units are separated) Does the chart recorder m . atch the flow meter?
0
[1
S
11
Cohiment: The flow meter is calibrated annually and was last calibrated on 3/29/2016 by
Keri Nash
Company, Inc.
Effluent Pipe
Yes No NA NE
Is right of way to the outfall properly maintained?
0
- 0
- E❑- 1
0
Are the receiving water free offoam other than trace amounts and other debris?
0
- 0
0
0'
If effluent (diffuser pipes are required) are they operating properly?
Page#
8

Permit: NCO024538 Owner -Facility: First Broad River WWTP
Inspection Date: 10/18/2018 Inspection Type: Bioassay compliance
Effluent Pipe -Yes No NA NE
Comment: The effluent appeared clear with no floatable solids or foam. The receivina stream did not
appear to be negatively impacted.
Solids Handling Equipment
Is the equipment operational?
Is the chemical feed equipment operational?
Is storage adequate?
Is the site free of high level of solids in filtrate from filter presses or vacuum filters?
Is the site free of sludge buildup.on belts and/or rollers of filter press?
Is the site free of excessive moisture in belt filter press sludge cake?
The facility has an approved sludge management plan?
Comment: Waste activated sludge is thickened (via two gravity thickener
Yes No NA NE
Yes No NA NE
❑
❑
❑
❑
❑
Is the generator tested. by interrupting primary power source?
■
❑
❑
❑
❑
❑
❑
■
❑
❑
❑
■
El
❑
❑`
M
❑
❑
❑
❑
Dewatered solids are composted and distributed to the public under the authority of Permit
No. WO0007780.
Standby Power
Yes No NA NE
Is automatically activated standby power available?
M
❑
❑
❑
Is the generator tested. by interrupting primary power source?
❑
❑
❑
Is the generator tested under load?
.0
❑
❑
❑
Was generator tested & operational during the inspection?
❑ .
❑
❑
Do the generator(s) have adequate capacity to operate the entire wastewater site?
❑
❑
❑
Is there an emergency agreement with a fuel vendor for extended run on back-up power?
A
❑
❑
❑
Is the generator fuel level monitored?
0
❑
❑
❑
Comment: Both backup generators are tested under load annually (minimum) and serviced by
a
contract company (CAT) quarterly. The facility also participates in a peak shaving
program.
Page# 9