NC0020354_5-Day Report for Bypass_20240117

WWTP Upset , Spill, or Bypass 5-Day Reporting Form
(Please Print or Type Use Attachments if Needed)

Permittee: _____Town of Pittsboro___ Permit Number: ______NC0020354__
Facility Name: ___Pittsboro WWTP County: ________Chatham_____

Incident Started: Date: __01.13.2024__ Time: __12:00am___
Incident Ended: Date: __01.17.2024___ Time: __11:30am____

Level of Treatment:

___None ___Primary Treatment _X__Secondary Treatment __X_ UV / Disinfection

Estimated Volume of Spill/Bypass: _______4,573,261______(must be given even if it is a rough estimate)

Did the Spill/Bypass reach the Surface Waters? __X_Yes ___No

If yes, please list the following:

Volume Reaching Surface Waters: _4,573,261_Surface Water Name: Roberson Creek – 16 – 38 – (3)

Did the Spill/Bypass result in a Fish Kill? ____Yes __X__No

Was WWTP compliant with permit requirements? __X__Yes ____No

Were samples taken during the event? __X__Yes ____No

Source of the Upset/Spill/Bypass (Location or Treatment Unit):
Bypass of the sand filters only.

Cause or Reason for the Upset/Spill/Bypass:
High flow coming in due to rain. We received __1.6__ inches of rain leading up to the bypass on Friday nite.
And .2 inches on Tue. For a total of 1.8 inches.

Describe the Repairs Made or Actions Taken:
Actions taken were to manage flow to retain solids, the bypassing of the sand filters
to prevent damage to the filters and washout of the filter media. The filters have limited flow capacity.
All banks of U.V. disinfection were ran at 100% capacity on all banks during the entirety of the event.

Action Taken to Contain Spill, Clean Up and Remediate the Site (if applicable):

Action Taken or Proposed to be Taken to Prevent Occurrences:
More aggressive flow management, future I and I studies.

Additional Comments About the Event:

24-Hour Report Made To: Division of Water Resources ____ Emergency Management __X__
On Saturday @ 4:16pm. His name was Chris Creighton. Gave us number 1/13/24 016
Told us to call back in on Tues. after the holiday.
Called in on Tuesday 1.16.24. Talked to Mike Hall.

Contact Name: Mike Hall Date: 1.16.24 Time: 12:50pm

Incident # 202400299

Other Agencies Notified (Health Dept, etc): _____________N/A_______________

Person Reporting Event: _Jamie McLaurin___________ Phone Number: _919-200-8927_____

Did DWR Request an Additional Written Report? ___Yes __X_No

If Yes, What Additional Information is Needed:

__Talked to Mike Hall to close out on 1.17.2024 @ 1:35pm. He asked me to email the report in to him for entry into the BIMS system. [e-mail] ________________________________________
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