NC0069841_Bypass of Treatment_20210907

Strickland, Bev
From: Wyatt Howell <[e-mail]>
Sent: Thursday, September 2, 2021 11:39 AM
To: Bart Farmer; Scheller, Roberto
Subject: [External] Crooked Creek Sand Filter Bypass 9-2-2021
Attachments: Crooked Creek Bypass 9-2-21.doc
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Roberto, please see the attached 5 day report for the Crooked Creek sand filter bypass from 9/1/21— 9/2/21.
Wyatt Howell
Crooked Creek Interim Chief Operator 1 W/WW Division
T 704-280-6399
[e-mail]
www.unioncountync.gov
(6)
UNION
COUNTY
WAT E R
Union County Government
4600 Goldmine Rd, Suite 0104
Monroe, NC 28110
I.

North Carolina Department of Environment and Natural Resources
DWR
Division of Water Resources
WWTP Upset , Spill, or Bypass 5-Day Reporting Form
(Please Print or Type Use Attachments if Needed)
Permittee: Union County Public Works Permit Number: NC0069841
Facility Name: Crooked Creek WWTP #2 County: Union
Incident Started:
Incident Ended:
Level of Treatment:
Date: 9/1/21 Time: 2001
Date:9/2/21 Time: 0852
None Primary Treatment X Secondary Treatment X Chlorination/Disinfection Only
Estimated Volume of Spill/Bypass: 1.54 MG (must be given even if it is a rough estimate)
Did the Spill/Bypass reach the Surface Waters? Yes
If yes, please list the following:
Volume Reaching Surface Waters: 1.54 MG Surface Water Name: Crooked Creek
Did the Spill/Bypass result in a Fish Kill? No
Was WWTP compliant with permit requirements? Yes
Were samples taken during event? No
Source of the Upset/Spill/Bypass (Location or Treatment Unit):
Crooked Creek had a surge of flow from a passing heavy thunderstorm. At the time the tertiary sand filters
were backwashing continuously and would not keep up. The tertiary filters were put into bypass until flows
could return to a point that the filters could be placed back into service.
Cause or Reason for the Upset/Spill/Bypass:
2.3 inches of rain in a short amount of time causing elevated flow to the plant.
Describe the Repairs Made or Actions Taken:
Filters in bypass until the flows reduced.
Spill/Bypass Reporting Form (August 2014)

WWTP Upset , Spill, or Bypass 5-Day Reporting Form
Page 2
Action Taken to Contain Spill, Clean Up and Remediate the Site (if applicable):
n/a
Action Taken or Proposed to be Taken to Prevent Occurrences:
There is ongoing inspections and repair of the collections system. This action has helped with maintaining the
fight against I&I.
Additional Comments About the Event:
Contacted Roberto Scheller at 0837 on 9/2/21, spoke to him again at 1115 to make sure I completed form
right. Alex Laytham is no longer ORC, the ORC is now Wyatt Howell.
24-Hour Report Made To: Division of Water Resources X Emergency Management
Contact Name: Roberto Scheller Date: 9/2/21 Time: 704-677-2315
Other Agencies Notified (Health Dept, etc):
Person Reporting Event: Wyatt Howell Phone Number: 704-280-6399
Did DWR Request an Additional Written Report? No
If Yes, What Additional Information is Needed:
Spill/Bypass Reporting Form (August 2014)