WI0501074_Injection Event Record_20220324

North Carolina Department of Environmental Quality — Division of Water Resources
INJECTION EVENT RECORD (IER)
Permit Number WI0501074
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2.
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Permit Information
Schlage Lock Company LLC
Permittee
Former Schlage Lock Plant
Facility Name
213 Red Iron Rd., Rocky Mount, NC, 27804, Nash
County
Facility Address (include County)
Injection Contractor Information
Michael Gerber/ Cascade
Injection Contractor / Company Name
Street Address: 3020 Avondale Mill Rd.
Macon GA 31216
City State Zip Code
L951)743-5497
Area code — Phone number
Well Information
Number of wells used for injection 102 DPT
Temporary Injection Points — No well casing
installed
Well IDs: See Table 1
Were any new wells installed during this injection
event?
a Yes ❑ No
If yes, please provide the following information:
Number of Monitoring Wells 0
Number of Injection Wells 102 DPT Temporary
Injection Points — No well casing installed
Type of Well Installed (Check applicable type):
❑ Bored ❑ Drilled /1 Direct -Push
❑ Hand -Augured ❑ Other (specify)
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5.
Please include a copy of the GW-1 form for each
well installed
Were any wells abandoned during this injection
event?
A/ Yes ❑ No
If yes, please provide the following information:
Number of Monitoring Wells 0
Number of Injection Wells 102 DPT Temporary
Injection Points — No well casing installed
Please include a copy of the GW-30 for each well
abandoned.
Injectant Information
ABC, ABC+, KB-1 Plus, Magnesium Hydroxide,
Sodium Bicarbonate, Sodium Sulfite, KB-1
Primer. Amounts summarized in Table 2
Injectant(s) Type (can use separate additional sheets
if necessary
Concentration Products received and batched to
final concentrations described in Table 3
If the injectant is diluted please indicate the source
dilution fluid Potable Water — City of Rocky Mount
Total Volume Injected (gal) 307,382
Volume Injected per well (gal) See Table 1
Injection History
Injection date(s)1/12/20221 to 2/26/2022
Injection number (e.g. 3 of 5) 1 (No follow up
injections planned at this time: post injection
monitoring results will be used to determine if future
injections are required)
Is this the last injection at this site?
a Yes ❑ No
Submit the original of this form to the Division of Water Resources within 30 days of injection.
Attn: UIC Program, 1636 Mail Service Center, Raleigh, NC 27699-1636, Phone No. 919-807-6464
Form UIC-IER
Rev. 3-1-2016

I DO HEREBY CERTIFY THAT ALL THE
INFORMATION ON THIS FORM IS CORRECT TO
THE BEST OF MY KNOWLEDGE AND THAT THE
INJECTION WAS PERFORMED WITHIN THE
STANDARDS LAID OUT IN THE PERMIT.
3/21/2022
SIGNATURE OF INJECTION CONTRACTOR DATE
Michael Gerber
PRINT NAME OF PERSON PERFORMING THE INJECTION
Submit the original of this form to the Division of Water Resources within 30 days of injection.
Attn: UIC Program, 1636 Mail Service Center, Raleigh, NC 27699-1636, Phone No. 919-807-6464
Form UIC-IER
Rev. 3-1-2016

Table 1 - Well IDs and Volumes
Former Schlage Lock Company
Rocky Mount, North Carolina
CHA8509
Geosyntec Consultants
ABC
_
Aquifer
Injection
Area
Well ID
(DPT Injection Location)
Minimum Total Volume
Injected per DPT Injection
Location
(gals)
Maximum Total Volume
Injected per DPT Injection
Location
(gals)
Middle
HC1
HC1-01, HC1-02, HC1-03, HC1-04,
HC1-05, HC1-06
2,338
5,108
HC2
HC2-12, HC2-14, HC2-15, HC2-16,
HC2-17, HC2-18, HC2-19, HC2-20,
HC2-21, HC2-22, HC2-23, HC2-25,
HC2-30
2,359
3,696
HC3
HC3-05, HC3-06, HC3-07, HC3-08
HC3-09, HC3-10, HC3-11, HC3-12,
HC3-13, HC3-14, HC3-15
2,305
3,227
DG1
DG1-01, DG1-02, DG1-03, DG1-04,
DG1-05, DG1-06, DG1-07, DG1-08,
DG1-09, DG1-10, DG1-11, DG1-12,
DG1-13, DG1-14
1,696
3,150
Lower
HCl
HC1-01, HC1-02, HC1-03, HC1-04,
HC1-05, HC1-06
2,305
2,766
HC2
HC2-03, HC2-04, HC2-05, HC2-06,
HC2-11
1,296
3,948
HC3
HC3-01, HC3-02, HC3-08 HC3-09,
HC3-10
3,688
3,688
HC4
HC4-01, HC4-02, HC4-03
3,786
4,205
DG1
DG1-06, DG1-07, DG1-08, DG1-09
4,200
4,244
DG2
DG2-01, DG2-02, DG2-03, DG2-04
2,613
2,615
DG3
DG3-01, DG3-02, DG3-03, DG3-04,
DG3-05, DG3-06, DG3-07, DG3-08,
DG3-09, DG3-10, DG3-11, DG3-12
2,610
3,152
ABC+
Aquifer
Injection
Area
Well ID
(DPT Injection Location)
Minimum Total Volume
Maximum Total Volume
Injected per DPT Injection
Location
(gals)
Injected per DPT Injection
Location
(gals)
Middle
HC2
HC2-01, HC2-02, HC2-03, HC2-04,
HC2-05, HC2-06, HC2-07, HC2-08,
HC2-09, HC2-10, HC2-11
2,384
3,136
HC3
HC3-01, HC3-02, HC3-03, HC3-04
1,490
2,060
Lower
HC3
HC3-03, HC3-04, HC3-07
2,376
3,144
Notes:
1. gals indicates gallons.
2. DPT indicates direct push technology.
3. DG indicates downgradient injection areas.
4. HC indicates high concentration injection areas
5. Total volume is the summation of the volume of diluted carbon amendment and chase water injected at each injection location.
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Table 2 - Materials Injected
Former Schlage Lock Company
Rocky Mount, North Carolina
CHA8509
Geosyntec Consultants
Material Injected
Amount
Unit
ABC
94,054
lb
ABC+ (ABC and ZVI)
43,460
lb
Sodium Bicarbonate
46,950
lb
Magnesium hydroxide
4,500
lb
Sodium Sulfite
214
lb
KB-1 Primer
856
lb
KB-1 Plus
46.2
L
Notes:
1. lb indicates US pounds.
2. L indicates liters.
3. ABC+ is a 1 to 1 (by weight) mixture of ABC and zero-valent iron (ZVI).
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Table 3 - Summary of Injectant Concentrations
Former Schlage Lock Company
Rocky Mount, North Carolina
CHA8509
Geosyntec Consultants
Material: ABC
Injection Solution
Area
Aquifer
Concentration of ABC
(lb/gal)
Comment
ABC 1:20
HC and DG
Middle and Lower
0.41
ABC was diluted with potable water to the
concentrations shown.
ABC+ 1:10
HC
Middle and Lower
0.82
ABC+ 1:15
HC
Middle and Lower
0.55
Anaerobic Chase Water
No ABC Added to Anaerobic Chase Water
Material: Zero Valent Iron (ZVI)
Injection Solution
Area
Aquifer
Concentration of ZVI
(lb/gal)
Comment
ABC 1:20
No ZVI Added to ABC 1:20 Injection Solution
ABC+ 1:10
HC
Middle and Lower
0.82
Concentration reduced partway through
injections
ABC+ 1:15
HC
Middle and Lower
0.55
Anaerobic Chase Water
No ZVI Added to Anaerobic Chase Water
Material: Magnesium Hydroxide
Injection Solution
Area
Aquifer
Concentration of
Magnesium Hydroxide
(lb/gal)
Comment
ABC 1:20
No Magznesium Hydroxide Added to ABC 1:20 Injection Solution
ABC+ 1:15
HC
Middle
0.131
Lower
0.021
ABC+ 1:10
HC
Middle
0.196
Lower
0.032
Anaerobic Chase Water
No Magnesium Hydroxide Added to Anaerobic Chase Water
Material. Sodium Bicarbonate
Injection Solution
Area
Aquifer
Concentration of Sodium
Bicarbonate
(lb/gal)
Comment
ABC 1:20
HC
Middle
0.274
Lower
0.082
DG
Middle
0.572
Lower
0.073
ABC+ 1:10
No Sodium Bicarbonate Added to ABC+ 1:10 Injection Solution.
ABC+ 1:15
No Sodium Bicarbonate Added to ABC+ 1:15 Injection Solution.
Anaerobic Chase Water
No Sodium Bicarbonate Added to Anaerobic Chase Water
Material: Sodium Sulfite
Injection Solution
Area
Aquifer
Concentration of Sodium
Sulfite
(lb/gal)
Comment
ABC 1:20
HC and DG
Middle and Lower
0.0012 to 0.0005
Concentration reduced partway through
injections
ABC+ 1:10
HC and DG
Middle and Lower
0.0012 to 0.0005
ABC+ 1:15
HC and DG
Middle and Lower
0.0012 to 0.0005
Anaerobic Chase Water
No Sodium Sulfite Added to Anaerobic Chase Water
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Material: KB-1 Primer
Injection Solution
Area
Aquifer
Concentration of KB-1
Primer
(lb/gal)
ABC 1:20
HC and DG
Middle and Lower
0.00175
ABC+ 1:10
HC and DG
Middle and Lower
0.00175
ABC+ 1:15
HC and DG
Middle and Lower
0.00175
Anaerobic Chase Water
HC and DG
Middle and Lower
0.007
Material: KB-1 Plus
Injected Directly - No Dilution of KB-1 Plus
Notes:
1. Four injection solutions were batched and injected. These included a diluted ABC solution, two diluted ABC+ solutions, and anaerobic chase water.
2. 1:10, 1:15, and 1:20 indicate the mixing ration of ABC to potable water that was used to batch the diluted ABC solutions used during injections.
3. lb/gal indicates pound per gallon.
4. DG indicates downgradient injection areas.
5. HC indicates high concentration injection areas
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