WI0700323_GW Sampling Results_20220621

DocuSign Envelope ID: 7A567726-F72C-4E60-930B-BE8685260E50
ROY COOPER
Governor
ELIZABETH S. BISER
Secretary
RICHARD E. ROGERS, JR.
Director
Bernard Dougherty
1409 Potomac Drive
Chocowinity, North Carolina 27817
NORTH CAROLINA
Environmental Quality
June 21, 2022
SUBJECT: Groundwater Sampling Results
UIC Permit No. WI0700323
Issued to Bernard and Ella Dougherty
Chocowinity, Beaufort County, North Carolina
Dear Mr. Dougherty:
Staff from the Washington Regional Office of the Water Quality Regional Operations
Section collected samples of the influent (supply well) and effluent (injection well) from your
geothermal heat pump system on April 27, 2022. The samples were analyzed for metals, nutrients,
and other inorganic constituents by the Division of Water Resources laboratory. A summary table
of the analytical results, as well as the laboratory reports, field sampling forms, and definitions of
laboratory data qualifiers are attached to this letter. The following two constituents were detected
above state groundwater standards in both samples from your system:
Parameter
Units
NC
Groundwater
Standard
Results
Iron
Micrograms per Liter
(ug/L)
300
4400 (supply well -influent)
2300 (injection well -effluent)
Manganese
Micrograms per Liter
(ug/L)
50
120 (supply well -influent)
240 (injection well -effluent)
NORTH ntntEnvironmental
CAROLINA
o�mm�Mm�.onmental ou.nry
North Carolina Department of Environmental Quality Division of Water Resources
Washington Regional Office - 943 Washington Square Mall - Washington, North Carolina, 27889
252-946-6481

DocuSign Envelope ID: 7A567726-F72C-4E60-930B-BE8685260E50
Bernard Dougherty
June 21, 2022
Page 2 of 2
These exceedances should not affect the use of the wells for your geothermal heat pump
system; however, it is recommended before using the water from these wells for personal
consumption that you consult with the Beaufort County Environmental Health DepaiIment. If you
have any questions regarding the sampling results or your permit, please feel free to contact me at
[phone].
Sincerely,
Ny
Dwight Randy Sipe, P.G., Hydrogeologist
Water Quality Regional Operations Section
Division of Water Resources, NCDEQ
Attachments
cc: Michael Rogers — DWR Groundwater Resources Section (electronic copy)
Laserfiche
1:)..E Q?)
NORTH CAROLINA
nepnrhrerrt of Environmental Ouolny
North Carolina Department of Environmental Quality Division of Water Resources
Washington Regional Office - 943 Washington Square Mall - Washington, North Carolina, 27889
252-946-6481