WQ0004332_Staff Report_20190624 (3)

,s State of North Carolina
Division of Water Resources
Water Quality Regional Operations Section
Environmental Staff Report
Quality
To: ❑ NPDES Unit ® Non -Discharge Unit
Attn: Ranveer Katyal
From: Randy Sipe
Washington Regional Office
Application No.: WQ0004332
Facility name: Town of Edenton WWTF
Note: This form has been adapted from the non -discharge facility staff report to document the review of both non -
discharge and NPDES permit applications and/or renewals. Please complete all sections as they are gpplicable.
I. GENERAL AND SITE VISIT INFORMATION
1. Was a site visit conducted? ❑ Yes or ❑ No
a. Date of site visit: 5/1/17 (last compliance inspection)
b. Site visit conducted by: S. Toppen, R. Tankard, and S. Vinson
c. Inspection report attached? ❑ Yes or ❑ No
d. Person contacted: David Myers and their contact information: 252) 333 - 8105 ext.
e. Driving directions: No change since last permit was issued
2. Discharge Point(s): N/A, non -discharge system.
Latitude: Longitude:
Latitude: Longitude:
3. Receiving stream or affected surface waters: N/A, non -discharge system.
Classification:
River Basin and Subbasin No.
Describe receiving stream features and pertinent downstream uses:
II. EXISTING FACILITIES: MODIFICATION AND RENEWAL APPLICATIONS
1. Are there appropriately certified Operators in Charge (ORCs) for the facility? ❑ Yes ❑ No ❑ N/A
ORC: David Myers Certificate #: 1001733/SI Backup ORC: Jonathan Arnold Certificate 4:995921/SI
2. Are the design, maintenance and operation of the treatment facilities adequate for the type of waste and disposal
system? ® Yes or ❑ No
If no, please explain:
Description of existing facilities: facultative lagoon with a baffle wall and aerators
Proposed flow: 1.076 MGD
Current permitted flow: 1.076 MGD
Explain anything observed during the site visit that needs to be addressed by the permit, or that may be important
for the permit writer to know (i.e., equipment condition, function, maintenance, a change in facility ownership,
etc.)
FORM: WQROSSR 04-14 Page 1 of 4

3. Are the site conditions (e.g., soils, topography, depth to water table, etc) maintained appropriately and adequately
assimilating the waste? ❑ Yes or ® No
If no, please explain: Irrigation areas show evidence of ponding and runoff. The facility has been under an SOC
since April 2017 and is working toward a solution to the disposal problems.
4. Has the site changed in any way that may affect the permit (e.g., drainage added, new wells inside the compliance
boundary, new development, etc.)? ❑ Yes or ® No
If yes, please explain:
5. Is the residuals management plan adequate? ® Yes or ❑ No
If no, please explain:
6. Are the existing application rates (e.g., hydraulic, nutrient) still acceptable? ❑ Yes or ® No
If no, please explain: Irrigation areas show evidence of ponding and runoff. The facility has been under an SOC
since April 2017 and is working toward a solution to the disposal problems.
7. Is the existing groundwater monitoring program adequate? ® Yes ❑ No ❑ N/A
If no, explain and recommend any changes to the groundwater monitoring program:
8. Are there any setback conflicts for existing treatment, storage and disposal sites? ❑ Yes or ® No
If yes, attach a map showing conflict areas.
9. Is the description of the facilities as written in the existing permit correct? ❑ Yes or ® No
If no, please explain: observations made during the last compliance inspection indicate that the unused de -
gritting unit and air scrubber have been removed.
10. Were monitoring wells properly constructed and located? ® Yes ❑ No ❑ N/A
If no, please explain:
11. Are the monitoring well coordinates correct in BIMS? ® Yes ❑ No ❑ N/A
If no, please complete the following (expand table if necessary):
Monitoring Well Latitude Longitude
C I II C I II
C I II C I II
C I II C I II
C I II C I II
C
12. Has a review of all self-monitoring data been conducted (e.g., DMR, NDMR, NDAR, GW)? ® Yes or ❑ No
Please summarize any findings resulting from this review: There have been chronic exceedances of the annual
loading rates for the irrigation zones. The Town is currently under an SOC to address this problem
Provide input to help the permit writer evaluate any requests for reduced monitoring, if applicable.
13. Are there any permit changes needed in order to address ongoing BIMS violations? ❑ Yes or ® No
If yes, please explain: The Town is currently under an SOC to address the issues with the irrigation system.
14. Check all that apply:
❑ No compliance issues ❑ Current enforcement action(s) ❑ Currently under JOC
❑ Notice(s) of violation ® Currently under SOC ❑ Currently under moratorium
Please explain and attach any documents that may help clarify answer/comments (i.e., NOV, NOD, etc.)
If the facility has had compliance problems during the permit cycle, please explain the status. Has the RO been
working with the Permittee? Is a solution underway or in place? The facility has been under an SOC since April
2017 and has been working with WaRO to resolve their non-compliance issues.
Have all compliance dates/conditions in the existing permit been satisfied? ® Yes ❑ No ❑ N/A
If no, please explain: Attached to this report is a copy of a 9/3/14 email from the Central office to the Town
documentingreceipt eceipt of the items required by permit conditions L 1 and L2.
FORM: WQROSSR 04-14 Page 2 of 4

15. Are there any issues related to compliance/enforcement that should be resolved before issuing this permit?
❑ Yes ® No ❑ N/A
If yes, please explain:
16. Possible toxic impacts to surface waters: N/A, non -discharge system.
17. Pretreatment Program (POTWs only): N/A, non -discharge system.
III. REGIONAL OFFICE RECOMMENDATIONS
1. Do you foresee any problems with issuance/renewal of this permit? ❑ Yes or ® No
If yes, please explain:
2. List any items that you would like the NPDES Unit or Non -Discharge Unit Central Office to obtain through an
additional information request:
Item Reason
3. List specific permit conditions recommended to be removed from the permit when issued:
Condition Reason
4. List specific special conditions or compliance schedules recommended to be included in the permit when issued:
Condition Reason
5. Recommendation: ❑ Hold, pending receipt and review of additional information by regional office
® Hold, pending review of draft permit by regional office
❑ Issue upon receipt of needed additional information
❑ Issue
❑ D,e�(RoD€tate reasons: )
6. Signature of report preparer:
Signature of regional supervisor:
Date: 6/24/19
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IV. ADDITIONAL REGIONAL STAFF REVIEW ITEMS
FORM: WQROSSR 04-14 Page 4 of 4