WQ0036723_BIMS Report_20230403

Compliance Inspection Report
Permit: WQ0036723 Effective: 12/09/21 Expiration: 09/30/23 Owner: Town of Mooresville
SOC: Effective: Expiration: Facility: Town of Mooresville Class A Residuals Progran
County: Iredell 369 Johnson Dairy Rd
Region: Mooresville
Mooresville NC 28115
Contact Person: Allison Kraft Title: Phone: [phone]
Directions to Facility:
From MRO take Carpenter Ave. Turn right on onto Hway 3. Turn right onto Johnson Dairy Road
System Classifications:
Primary ORC: Certification: Phone:
Secondary ORC(s):
On -Site Representative(s):
Related Permits:
NC0046728 Town of Mooresville - Rocky River WWTP
Inspection Date: 03/31/2023 Entry Time 12:OOPM
Primary Inspector: Edward Watson
Secondary Inspector(s):
Reason for Inspection: Routine
Permit Inspection Type: Distribution of Residual Solids (503)
Facility Status: Compliant ❑ Not Compliant
Question Areas:
Miscellaneous Questions Record Keeping
Pathogen and Vector Attraction Transport
(See attachment summary)
Exit Time: 05:OOPM
Phone:
Inspection Type: Annual Report Review
Sampling
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Permit: WQ0036723 Owner - Facility: Town of Mooresville
Inspection Date: 03/31/2023 Inspection Type: Annual Report Review Reason for Visit: Routine
Inspection Summary:
This is a review of the 2022 Annual Report for permit WQ0036723. A compliance inspection is schedule for April 2023.
A total of 991.6 dry metric tons were distibuted as part of the distribution permit in 2022. The permittee is allowed to
distribute up to 1600 dry tons of Class "A" residuals under permit conditions.
The MRO appreciates the AR presented the populated PAN and SAR calculations for all four quarters of 2022.
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Permit: WQ0036723 Owner - Facility: Town of Mooresville
Inspection Date: 03/31/2023 Inspection Type: Annual Report Review
Type
Land Application
Distribution and Marketing
Reason for Visit: Routine
Yes No NA NE
Record Keeping
Yes No NA NE
Is GW monitoring being conducted, if required?
❑
❑ 0 ❑
Are GW samples from all MWs sampled for all required parameters?
❑
❑ ❑
Are there any GW quality violations?
❑
❑ ❑
Is GW-59A certification form completed for facility?
❑
❑ ❑
Is a copy of current permit on -site?
❑ ❑ ❑
Are current metals and nutrient analysis available?
❑ ❑ ❑
Are nutrient and metal loading calculating most limiting parameters?
❑
❑ ❑
a. TCLP analysis?
❑ ❑ ❑
b. SSFA (Standard Soil Fertility Analysis)?
❑
❑ ❑
Are PAN balances being maintained?
❑ ❑ ❑
Are PAN balances within permit limits?
❑ ❑ ❑
Has land application equipment been calibrated?
❑
❑ ❑
Are there pH records for alkaline stabilization?
❑
❑ ❑
Are there pH records for the land application site?
❑
❑ ❑
Are nutrient/crop removal practices in place?
❑
❑ ❑
Do lab sheets support data reported on Residual Analysis Summary?
❑ ❑ ❑
Are hauling records available?
❑ ❑ ❑
Are hauling records maintained and up-to-date?
❑ ❑ ❑
# Has permittee been free of public complaints in last 12 months?
❑ ❑ ❑
Has application occurred during Seasonal Restriction window?
❑
❑ 0 ❑
Comment: This is a Distribution permit. Spill COntrol plans are not maintained unless the residuals are
transported by the permittee to the end user location.
Pathogen and Vector Attraction
Yes No NA NE
a. Fecal coliform SM 9221 E (Class A or B)
0
❑ ❑ ❑
Class A, all test must be <1000 MPN/dry gram
Geometric mean of 7 samples per monitoring period for class B<2.0*10E6 CFU/dry gram
❑
Fecal coliform SM 9222 D (Class B only)
❑
❑ ❑
Geometric mean of 7 samples per monitoring period for class B<2.0*10E6 CFU/dry gram
❑
b. pH records for alkaline stabilization (Class A)
❑
❑ ❑
c. pH records for alkaline stabilization (Class B)
❑
❑ ❑
Temperature corrected
❑
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Permit: WQ0036723 Owner - Facility: Town of Mooresville
Inspection Date: 03/31/2023 Inspection Type: Annual Report Review Reason for Visit: Routine
d. Salmonella (Class A, all test must be < 3MPN/4 gram day) ❑ ❑ 0 ❑
e. Time/Temp on: 0 ❑ ❑ ❑
Digester (MCRT)
Compost ❑
Class A lime stabilization ❑
f. Volatile Solids Calculations ❑ ❑ 0 ❑
g. Bench -top Aerobic/Anaerobic digestion results ❑ ❑ 0 ❑
Comment: The initial reduction is performed by aerobic digestion. Final reduction is achieved by running
the digested sludge through a furnance at consistent heat for a controlled time. The heat
reduces the pathogens to a Class "A" biosolids that can be distributed to the public.
Sampling Yes No NA NE
Describe sampling:
Is sampling adequate? ❑ ❑ ❑
Is sampling representative? 0 ❑ ❑ ❑
Comment: Laboratory analytical data of the quarterly sampling events indicate the sampling is
representative of the residuals being produced at the WWTP.
Transport Yes No NA NE
Is a copy of the permit in the transport vehicle? ❑ ❑ ❑
Is a copy of the spill control plan in the vehicle? ❑ ❑ ❑
Is the spill control plan satisfactory? ❑ ❑ ❑
Does transport vehicle appear to be maintained? ❑ ❑ ❑
Comment: Hauling records were presented in the AR. Only permittee controlled transport vehicles would
have a copy of the spill plan and permit.
The permittee provides information regarding how best to utilize and blend the residuals as
Dart of the distribution to the Dublic end users.
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