WI0700012_Monitoring (Report) Nov 2021 - Jan 2022_20220228

Alutrien-
CERTIFIED MAIL
February 23, 2022
NC Division of Water Resources
Groundwater Resources Section
Attn: Michael Rogers
1636 Mail Service Center
Raleigh, NC 27699
Subject: Underground Injection Control Program
Quarterly Groundwater Monitoring Report
November 2021— January 2022
Injection Well Permit #WI0700012
PCS Phosphate Company, Inc.'
Tank Farm Remedial Action System
Please see attached for the groundwater monitoring report associated with Injection Well Permit #W10700012
and the Tank Farm Remedial Action Plan. This report includes the sampling and reporting requirements of
the above referenced permit as well as the reporting requirements of the Tank Farm Remedial Action Plan.
Enclosed are a) piezometer level monitoring field sheet and b) the operational and maintenance report.
The withdrawal system underwent scheduled maintenance repairs during the reporting quarter. Details of the
maintenance activities are outlined below.
Please do not hesitate to contact me at [phone] if you have any questions regarding this information.
Sincerely,
Shelby S. Wiggins
Environmental Engineer
Nutrien
Attachments
pc: 12-07-02 (w/ attach)
ec: Eston Herring (w/ attach)
J.A. Casey (w/ attach)
Jason Corley (w/ attach)
H. B. Mills (w/ attach)
1530 NC Hwy 306 South, Aurora, NC USA 27806 nutrien.com
1 Effective January 1, 2018, PCS Phosphate Company, Inc. is an indirect subsidiary of Nutrien Ltd. PCS Phosphate Company, Inc.
remains the legal operating entity and permittee.

PCS PHOSPHATE - TANK FARM REMEDIAL ACTION PLAN
QUARTERLY OPERATIONAL AND MAINTENANCE REPORT FOR THE INJECTION AND
WITHDRAWAL WATER WELLS
November 2021 — January 2022
The Tank Farm Remediation System consists of a series of seven- (7) injection water wells located on the
south side of the Tank Farm Area and a series of fourteen (14) withdrawal water wells located on the north
side of the Tank Farm Area.
Injection Water Well System
The injection water well system operated with the DPW Water - Ultraviolet Light Disinfection system during
the period.
Daily operational data are collected by the Shipping Department and reported to the Environmental Affairs
Department. The total monthly and quarterly volumes of water injected as well as the month end water level
in the Water Level Control Tank are:
DPW WATER
GALLONS
TOTAL
GALLONS
AVERAGE
GPM
TANK
LEVEL
FEET, MSL
November
0
0
0
0.0
15.0
December
86,572
0
86,572
1.9
15.0
January
295,574
0
295,574
6.6
15.0
TOTALS
1,034,314
0
1,034,314
10/29/2021—The Injection Water Well System was taken out of service to perform any necessary
maintenance during the downtime on the Withdrawal Well System.
12/20/2021—The Injection Water Well System was placed back in service.
2

Withdrawal Well S. stem
The withdrawal water well pumps are monitored daily by the area Maintenance Department and preventative
maintenance work is performed as needed. The total monthly and quarterly withdrawal water volumes for
the period are:
SAND
FORMATION
GALLONS
CROATAN
FORMATION
GALLONS
TOTAL
GALLONS
AVERAGE
GPM
November
0
0
0
0
December
0
0
0
0
January
0
0
0
0
TOTALS
0
0
0
10/29/2021—Pumps were removed from all withdrawal wells to allow for washing and brushing the
screened intervals.
11/18/2021—Static water level study completed to determine proper pump depth.
During the maintenance activities, it was determined that 5 withdrawal wells (identified below) were
non -operational. An application to construction 5 recovery wells to replace the wells identified as non-
operational was completed and submitted for approval.
O1/27/2022—Received Permit No. WR0700823 to construct the 5 replacement recovery wells.
02/O1/2022 Drilling began.
02/08/2022—Drilling completed
02/10/2022—Stainless steel risers and lockable lids were installed on the 5 replacement wells.
Maintenance personnel are preparing to reinstall the withdrawal well pumps. An in -line flow meter
has been installed to trial for accuracy and reliability in measuring withdrawal volumes.
Confined Sand Formation Withdrawal Well (SWW) Pumps
SWW- 1:
SWW-2:
SWW-3:
3

SWW-4: Redrilled
SWW-5:
SWW-6:
SWW-7:
Croatan Formation Withdrawal Well (CWW) Pumps
CWW-1:
CWW-2: Redrilled
CWW-3:
CWW-4:
CWW-5: Redrilled
CWW-6: Redrilled
CWW-7: Redrilled
4

PCS Phosphate Co., Inc. - Tank Farm Remediation System Quarterly hLlnitoring
Date: I - s - 2 0 22
Time:
Tech:
is
stem Gain e Pressures
SWW-1
N/A
N/A
N/A
CWW-7
12111111111111
File: 12-07-02
pc: TLB assume e ..I MI
Point I L v NSL
Ditch 12.91
Barge Slip 10.59 2-.L10
Water Leval
Control Tank
% n MSL
Sand Layer Pelzometers Level Indicators
Well ID
TOC
Elevation
MSL'
TOC
Stc WLr
Level' __.
Level
Relative To
_ MSL Ft.
Well ID
TOC
Elevation
MSL'
TOC
Stc Wtr
Level'
Level
Relative To
MSL Ft.
Spz-1
10.47
'Z_ $5
r7, 62-
Cpz-1
10.51
_
/0• '7I
'-o. 2S
Spz-2
11.21
‘. 2 Z.
LO J
Cpz-2
10.25
9 /9
]..24
Spins
11.87
fj , g2�•
Cpz-3
11.12
G]. IN
I- 33 3
Spz-4
11.45
3,97
'{7._ 1
CPW
9.65
2. 4'
p. 1141
Spz-6
11.45
7
4: i j
MWTF-1A"
14.35
3. lS
1/. 217
Spz-6
11.23
7,73
MWTF-1B *
14.36
3.'2-
Iv. 5-
Spz-7
11.59
/�r
/2. %9
- 1.'-J0
MWTF-1C*
14.44
/0, /
3, Ff
Spz-8
11.57
'-
Collated ( OM-
C
MWTF-2A
14.05
/s
7. b
/. 99
Spz-9
11.01
t.311
41,2-
MWTF-2B
14.02
9, /7/
f +3f
Spa-10
12.16
5. `f3
(,•1%3
MWTF-2C
14.08
I
8rDnCf 11i
SPW
9.95
/2. 33
-2- Z.
MWTF-3A
12.21
-. (7
9 c
MWI'F-3B
12.18
I ` 19
ell 39
MWTF-3C
12.19
/14.O
" La 5-
Revised 7/29/02
NW n nave- nuit a
* Riser length added to TOC elevation 1/24/97
D:1DatetFarms1Well Form Tank Farm Remed Wells)ds