WQCS00092_Compliance Evaluation Inspection_20210629

June 29, 2021

Robert Davie
Town of Warrenton
P.O. Box 281
Warrenton, NC 27589

Subject: Compliance Evaluation Inspection
Town of Warrenton Collection System
Permit Number WQCS00092
Warren County

Dear Mr. Davie:

On June 28, 2021, Stephanie Goss of the Division of Water Resources conducted the subject
inspection. The assistance of William Perkinson, Kenneth Champion and William Terry during
the inspection was appreciated. Below is a list of findings developed from the inspection:

1. The permit became effective June 1, 2016 and will expire on May 31, 2024.

2. The Town of Warrenton’s wastewater collection system has approximately 21 miles of
gravity sewer, 8 miles of force main, 7 simplex pump stations that discharge to a pressure
sewer and serve a single building and 4 duplex pump stations.

3. A Fats, Oil and Grease (FOG) program is implemented and in use. Educational materials
are mailed out twice a year per permit requirements.

4. The Capital Improvement Plan (CIP) was not available during the inspection. Please
provide a CIP that covers a three to five year period and includes a goal statement,
description of the project area, description of the existing facilities, known deficiencies and
forecasted future needs including cost analysis.

5. Sanitary sewer overflow (SSO) cleanup, pumping, and reporting procedures, which
includes a response action plan was up to date. There has been one reportable SSO’s at the
Town of Warrenton’s collection system during a 2-year period ending May 2021. The SSO
cleanup, pumping, and reporting procedures meet all permit requirements. Records for
SSO’s are kept for over three years.

DocuSign Envelope ID: 0618777A-4486-461F-8189-746D804D0E11

P a g e | 2

6. Per the subject permit, there are approximately 21 miles of gravity sewer line. According
to ORC records, approximately 2.14 miles of gravity sewer lines were cleaned in 2020
which is 10.2%.

7. Four pump stations were inspected: Red Hill Loop Road, John Riggans, F.M. Mobile Home
Park and Warrenton-Ridgeway Road. All four pump stations have identification signs,
secured access, appeared in good condition and were free of excess debris. All audible and
visual alarms functioned when the high-water floats were activated. A logbook for each
pump station was available to view during the inspection. The John Riggans and F.M.
Mobile Home Park pump stations have a generator onsite and both generators operated
successfully. The Red Hill Loop Road and Warrenton-Ridgeway Road pump stations have
quick connects for mobile generators.

8. Mr. Perkinson stated that the Town of Warrenton that the wet wells in the pump stations
are emptied yearly.

9. Maintenance logs were reviewed and appeared satisfactory.

10. All four high priority lines were inspected: Horse Branch aerials near the old prison and
Franklin Street, and the Possum Creek aerials at Warren Street and the Armory. All high
priority lines appeared straight, rust free and in good condition. The right of way (ROW)
was being maintained for all lines. Mr. Perkinson stated that high priority lines are
inspected twice a year.

11. An up-to-date map of the collection system was available which included direction of flow,
pipe size, pipe material, pipe location, pipe age, pump station identification and location.

Please respond to item 4 updating this office how this item is being addressed. Please respond
by July 31, 2021.

If you have any questions concerning this report, please contact Stephanie Goss at 919-791-4256
or by e-mail at [e-mail].

Sincerely,

Vanessa E. Manuel, Assistant Regional Supervisor
Water Quality Regional Operations Section
Raleigh Regional Office
Division of Water Resources, NCDEQ

cc: Laserfiche

DocuSign Envelope ID: 0618777A-4486-461F-8189-746D804D0E11
Compliance Inspection Report
Permit:WQCS00092 Effective:06/01/16 Expiration:05/31/24 Owner :Town of Warrenton
SOC:
Contact Person:
Region:
County:
Directions to Facility:
Warren
Raleigh
William Robert Perkinson
Effective:Expiration:Facility:Warrenton Collection System
PO Box 281
Warrenton NC 275890281
Title:Phone:[phone]Public Works Director
Secondary ORC(s):
252-257-1776Phone:990656Certification:William Robert PerkinsonPrimary ORC:
CS2,System Classifications:
On-Site Representative(s):
Related Permits:
NC0020834 Town of Warrenton - Warrenton WWTP
Secondary Inspector(s):
Primary Inspector:
Inspection Date:Exit Time:Entry Time:
Phone:
06/28/2021 09:50AM 12:20PM
Stephanie Goss 919-791-4200
Facility Status:
Permit Inspection Type:
Reason for Inspection:Inspection Type:
Not CompliantCompliant
Routine
Collection system management and operation
Collection System Inspect Non Sampling
Question Areas:
Miscellaneous Questions Sewer & FOG Ordinances Capital Improvement Plan
Map Inspections Spill Response Plan
Spills Lines Pump Stations
(See attachment summary)
Page 1 of 6
DocuSign Envelope ID: 0618777A-4486-461F-8189-746D804D0E11
Inspection Date:
Permit:
Inspection Type :
Owner - Facility:
Reason for Visit:
WQCS00092
06/28/2021 Collection System Inspect Non Sampling
Town of Warrenton
Routine
Inspection Summary:
1. The permit became effective June 1, 2016 and will expire on May 31, 2024.
2. The Town of Warrenton’s wastewater collection system has approximately 21 miles of gravity sewer, 8 miles of force
main, 7 simplex pump stations that discharge to a pressure sewer and serve a single building and 4 duplex pump stations.
3. A Fats, Oil and Grease (FOG) program is implemented and in use. Educational materials are mailed out twice a year per
permit requirements.
4. The Capital Improvement Plan (CIP) was not available during the inspection. Please provide a CIP that covers a three to
five year period and includes a goal statement, description of the project area, description of the existing facilities, known
deficiencies and forecasted future needs including cost analysis.
5. Sanitary sewer overflow (SSO) cleanup, pumping, and reporting procedures, which includes a response action plan was
up to date. There has been one reportable SSO’s at the Town of Warrenton’s collection system during a 2-year period
ending May 2021. The SSO cleanup, pumping, and reporting procedures meet all permit requirements. Records for SSO’s
are kept for over three years.
6. Per the subject permit, there are approximately 21 miles of gravity sewer line. According to ORC records, approximately
2.14 miles of gravity sewer lines were cleaned in 2020 which is 10.2%.
7. Four pump stations were inspected: Red Hill Loop Road, John Riggans, F.M. Mobile Home Park and
Warrenton-Ridgeway Road. All four pump stations have identification signs, secured access, appeared in good condition
and were free of excess debris. All audible and visual alarms functioned when the high-water floats were activated. A logbook
for each pump station was available to view during the inspection. The John Riggans and F.M. Mobile Home Park pump
stations have a generator onsite and both generators operated successfully. The Red Hill Loop Road and
Warrenton-Ridgeway Road pump stations have quick connects for mobile generators.
8.Mr. Perkinson stated that the Town of Warrenton that the wet wells in the pump stations are emptied yearly.
9. Maintenance logs were reviewed and appeared satisfactory.
10. All four high priority lines were inspected: Horse Branch aerials near the old prison and Franklin Street, and the Possum
Creek aerials at Warren Street and the Armory. All high priority lines appeared straight, rust free and in good condition. The
right of way (ROW) was being maintained for all lines. Mr. Perkinson stated that high priority lines are inspected twice a
year.
11. An up-to-date map of the collection system was available which included direction of flow, pipe size, pipe material, pipe
location, pipe age, pump station identification and location.
Page 2 of 6
DocuSign Envelope ID: 0618777A-4486-461F-8189-746D804D0E11
Inspection Date:
Permit:
Inspection Type :
Owner - Facility:
Reason for Visit:
WQCS00092
06/28/2021 Collection System Inspect Non Sampling
Town of Warrenton
Routine
Sewer and FOG Ordinances Yes No NA NE
Is Sewer Use Ordinance (SUO) or other Legal Authority available?
Does it appear that the Sewer Use Ordinance is enforced?
Is there a Grease Control Program that legally requires grease control devices?
What is the standard grease trap cleaning requirement in the FOG ordinance?
Is Grease Control Program enforced via periodic inspections/records review?
Is action taken against violators?
# Have satellite systems adopted an equivalent or more stringent ordinance?
Is grease/sewer education program documented with req'd customer distribution?
# Are other types of education tools used like websites, booths, special meetings, etc?
If Yes, what are they? (This can reduce mailing to annual.)
Comment:
Capital Improvement Plan Yes No NA NE
Has a Capital (CIP) or System Improvement Plan been developed and adopted?
Is it designated for wastewater only or does it have a dedicated section?
Does CIP cover three to five year period of earmarked improvements?
Does CIP include description of project area?
Does CIP include description of existing facilities?
Does CIP include known deficiencies?
Does CIP include forecasted future needs?
The Capital Improvement Plan (CIP) was not available during the inspection. They must
provide a CIP that covers a three to five year period and includes a goal statement, description
of the project area, description of the existing facilities, known deficiencies and forecasted
future needs including cost analysis.
Comment:
Map Yes No NA NE
Is there a overall sewer system map?
Does the map include:
Pipe Type (GS/FM)
Pipe sizes
Pipe materials (PVC, DIP, etc)
Pipe location
Flow direction
Approximate pipe age
Pump station ID, location and capacity
# Force main air release valve location & type
# Location of satellite connections
Page 3 of 6
DocuSign Envelope ID: 0618777A-4486-461F-8189-746D804D0E11
Inspection Date:
Permit:
Inspection Type :
Owner - Facility:
Reason for Visit:
WQCS00092
06/28/2021 Collection System Inspect Non Sampling
Town of Warrenton
Routine
Is the map being updated for changes/additions within 1 year of activation?
Comment:
Inspections Yes No NA NE
Are adequate maintenance records maintained?
Are pump stations being inspected at the required frequency?
# Is at least one complete functionality test conducted weekly per pump station?
Is there a system or plan in place to observe the entire system annually?
Is the annual inspection documented?
# Does the system have any high-priority lines/locations?
Are inspections of HPL documented at least every 6 months?
Are new lines being added to the HPL list when found or created?
Comment:
Spill Response Action Plan Yes No NA NE
Is a Spill Response Action Plan available?
Is a Spill Response Action Plan available for all personnel?
Does the plan include:
24-hour contact numbers
Response time
Equipment list and spare parts inventory
Access to cleaning equipment
Access to construction crews, contractors, and/or engineers
Source of emergency funds
Site sanitation and cleanup materials
Post-overflow/spill assessment
Does the Permittee appear to respond within 2 hours of first knowledge of a spill?
Comment:
Spills Yes No NA NE
Is system free of known points of bypass?
If No, describe type of bypass and location
Are all spills or sewer related issues/complaints documented?
# Are there repeated overflows/problems (2 or more in 12 months) at same location?
# If Yes, is there a corrective action plan?
.Comment:
Lines/Right-of-Ways/Aerial Lines Yes No NA NE
Page 4 of 6
DocuSign Envelope ID: 0618777A-4486-461F-8189-746D804D0E11
Inspection Date:
Permit:
Inspection Type :
Owner - Facility:
Reason for Visit:
WQCS00092
06/28/2021 Collection System Inspect Non Sampling
Town of Warrenton
Routine
Please list the Lines/Right of Ways/Aerial Lines Inspected:
Horse Branch aerials near the old prison and Franklin Street, and the Possum Creek aerials at Warren Street
and the Armory. All high priority lines appeared straight, rust free and in good condition. The right of way
(ROW) was being maintained for all lines. Mr. Perkinson stated that high priority lines are inspected twice a
year.
Are right-of-ways/easements maintained for full width for access by staff/equipment?
If No, give details on temporary access:
Is maintenance documented?
Are gravity sewer cleaning records available?
Has at least 10% of lines older than 5 yrs been cleaned annually?
Were all areas/lines inspected free of issues?
Comment:
Pump Stations Yes No NA NE
Please list the Pump Stations Inspected:
Four pump stations were inspected: Red Hill Loop Road, John Riggans, F.M. Mobile Home Park and
Warrenton-Ridgeway Road. All four pump stations have identification signs, secured access, appeared in
good condition and were free of excess debris. All audible and visual alarms functioned when the high-water
floats were activated. A logbook for each pump station was available to view during the inspection. The John
Riggans and F.M. Mobile Home Park pump stations have a generator onsite and both generators operated
successfully. The Red Hill Loop Road and Warrenton-Ridgeway Road pump stations have quick connects for
mobile generators.
# Number of duplex or larger pump stations in system 4
# Number of vacuum stations in system 0
# Number of simplex pump stations in system 7
# Number of simplex pump stations in system serving more than one building 7
How many pump/vacuum stations have:
# A two-way "auto polling" communication system (SCADA) installed?4
# A simple one-way telemetry/communication system (auto-dialer) installed?
For pump stations inspected:
Are they secure with restricted access?
Were they free of by-pass structures/pipes?
Were wet wells free of excessive grease/debris?
# Do they all have telemetry installed?
Is the communication system functional?
Is a 24-hour notification sign posted ?
Does the sign include:
Owner Name?
Pump station identifier?
# Address?
Instructions for notification?
Page 5 of 6
DocuSign Envelope ID: 0618777A-4486-461F-8189-746D804D0E11
Inspection Date:
Permit:
Inspection Type :
Owner - Facility:
Reason for Visit:
WQCS00092
06/28/2021 Collection System Inspect Non Sampling
Town of Warrenton
Routine
24-hour emergency contact numbers?
Are audio and visual alarms present?
Are audio and visual alarms operable?
# Is there a backup generator or bypass pump connected?
If tested during inspection, did it function properly?
Is the back-up system tested at least bi-annually under normal operating conditions?
# Does it have a dedicated connection for a portable generator?
# Is the owner relying on portable units in the event of a power outage?
# If Yes, is there a distribution plan?
If Yes, what resources (Units/Staff/Vehicles/etc) are included in Plan?
# Does Permittee have the approved percentage of replacement simplex pumps?
Is recordkeeping of pump station inspection and maintenance program adequate?
Do pump station logs include at a minimum:
Inside and outside cleaning and debris removal?
Inspecting and exercising all valves?
Inspecting and lubricating pumps and other equipment?
Inspecting alarms, telemetry and auxiliary equipment?
Comment:
Page 6 of 6
DocuSign Envelope ID: 0618777A-4486-461F-8189-746D804D0E11