DERR-2025-001819

IMPACT VALVE
LEAK DETECTOR
MONITOR CERTIFICATION
11000 N. MoPac Expressway, Suite 500
Austin, Texas 78759
Phone: [phone]
Fax: [phone] Date Printed and Mailed: 3/6/2025
UTAH DEPARTMENT OF ENV. QUALITY
UST
PO Box 144840
SALT LAKE CITY, UT 84114
Test Date: 3/3/2025
Order Number: 2378188
Dear Regulator,
Enclosed are the results of recent testing performed at the following facility:
7-ELEVEN 34740
4090 S. RIVERDALE
State ID 1200019
RIVERDALE, UT 84405
Testing performed:
Sincerely,
Dawn Kohlmeyer
Manager, Field Reporting
7-ELEVEN 34740
4090 S. RIVERDALE State ID 1200019
RIVERDALE UT 84405
34740
Tanknology, Inc.
7-ELEVEN, INC.
P.O. BOX 711
DALLAS TX 75221
972-828-7575
03/03/2025
RUL PUL
Vaporless LD-
2000
Vaporless LD-
2000
30
30
150
2
20
3
30
30
150
2
20
3
UT151
David Mathie
NW1-2378188
TTNK1:1 TTNK2:1
Impact Valve
Inspection
Impact Valve Operational
Inspection
Work Order:2378188 Date:3/3/2025
Site Name/ID:7-ELEVEN 34740
Address:4090 S. RIVERDALE State ID 1200019
City:RIVERDALE State:UT Zip:84405
How Inspected: Line Test NFPA 30A PEI RP1200 Other STP PRESSURE
Dispenser
Number Grade
Secure
Mount?
Valve
Lock?Pass/ Fail Comments
1/2 85 Pass Fail Not Tested
1/2 91 Pass Fail Not Tested
3/4 85 Pass Fail Not Tested
3/4 91 Pass Fail Not Tested
5/6 85 Pass Fail Not Tested
5/6 91 Pass Fail Not Tested
7/8 85 Pass Fail Not Tested
7/8 91 Pass Fail Not Tested

Technician Comments:
Technician Name:David Mathie
Signature:
Environmental Compliance for Petroleum Systems
©2025 Tanknology Inc., Austin, TX. All rights reserved. tanknology.com
7-ELEVEN 34740 7-ELEVEN, INC.
4090 S. RIVERDALE State ID 1200019
RIVERDALE UT 84405
1200019
Tanknology, Inc.
P.O. BOX 711
DALLAS TX 75221
972-828-7575
800-964-1250 03/03/2025
1 2
RUL PUL
VR350 VR350
14881 9753
90.5 90.5
UT151
David Mathie
4090 S. RIVERDALE State ID 1200019
7-ELEVEN 34740
4090 S. RIVERDALE State ID 1200019, RIVERDALE, UT 84405
34740
Tanknology, Inc.
7-ELEVEN, INC.
P.O. BOX 711
DALLAS, TX 75221
972-828-7575
03/03/2025
ANNULAR ANNULAR STP STP UDC UDC UDC
RUL PUL RUL PUL 1/2 5/6 7/8
UT151
David Mathie
4090 S. RIVERDALE State ID 1200019
7-ELEVEN 34740
4090 S. RIVERDALE State ID 1200019, RIVERDALE, UT 84405
34740
Tanknology, Inc.
7-ELEVEN, INC.
P.O. BOX 711
DALLAS, TX 75221
972-828-7575
03/03/2025
UDC
7/8
UT151
David Mathie
Site Diagram
(This site diagram is for reference only and is not drawn to scale)

Work Order:2378188
Site ID / Name:34740 / 7-ELEVEN 34740
Address:4090 S. RIVERDALE State ID 1200019
City:RIVERDALE State:UT Zip:84405
W.O.# NW1-2378188
+AAE-
I10100
MAR 3, 2025 11:01 AM
293303 7-11 34740
4060 S. RIVERDALE RD
RIVERDALE, UTAH

LO3211752705001
SYSTEM STATUS REPORT
ALL FUNCTIONS NORMAL
+AAMAAQ-
I90200
MAR 3, 2025 11:01 AM
SOFTWARE REVISION LEVEL
VERSION 331.00
SOFTWARE+ACM-
346331-100-A
CREATED - 11.02.10.12.31
S-MODULE+ACM- 330160-100-a
SYSTEM FEATURES:

PERIODIC IN-TANK TESTS
ANNUAL IN-TANK TESTS
BIR
+AAMAAQ-
I11B00
MAR 3, 2025 11:01
AM
293303 7-11 34740
4060 S. RIVERDALE RD
RIVERDALE, UTAH
LO3211752705001
SERVICE NOTICE SESSION REPORT
START TIME END TIME
MAR 3, 2025 10:34 AM
MAR 3, 2025 10:57 AM
MAR 19, 2024 9:36 AM MAR 19, 2024 10:34 AM
MAR 28, 2023 9:48 AM
MAR 28, 2023 10:30 AM
APR 4, 2022 9:54 AM APR 4, 2022 10:48 AM
APR 21, 2021 9:09 AM
APR 21, 2021 10:31 AM
APR 21, 2020 9:45 AM APR 21, 2020 10:45 AM
APR 26, 2019 9:04 AM
APR 26, 2019 9:51 AM
APR 30, 2018 10:18 AM APR 30, 2018 11:06 AM
MAY 9, 2017 10:09 AM
MAY 9, 2017 10:44 AM
MAY 10, 2016 9:54 AM MAY 10, 2016 11:00 AM
+AAMAAQ-
I20100
MAR
3, 2025 11:01 AM
293303 7-11 34740
4060 S. RIVERDALE RD
RIVERDALE, UTAH
LO3211752705001
IN-TANK INVENTORY
TANK PRODUCT VOLUME TC VOLUME
ULLAGE HEIGHT WATER TEMP
1 RUL 6096 6147 8785 38.82
0.00 47.84
2 PUL 3870 3896 5883 37.94 0.00
50.32
+AAMAAQ-
I30100
MAR 3, 2025 11:01 AM
293303 7-11 34740
4060 S. RIVERDALE
RD
RIVERDALE, UTAH
LO3211752705001
LIQUID STATUS REPORT
SENSOR LOCATION
STATUS
1 DISP 1-2 SENSOR NORMAL
2 DISP 3-4 SENSOR
NORMAL
3 DISP 5-6 SENSOR NORMAL
4 DISP 7-8 SENSOR
NORMAL
9 UNLD INTERSTITIAL SENSOR NORMAL
11 UNLD STP SUMP SENSOR
NORMAL
13 PREM INTERSTITIAL SENSOR NORMAL
15 PREM STP SUMP SENSOR
NORMAL
+AAMAAQ-
I30200
MAR 3, 2025 11:01 AM
293303 7-11 34740
4060 S. RIVERDALE
RD
RIVERDALE, UTAH
LO3211752705001
LIQUID ALARM HISTORY REPORT
SENSOR LOCATION
1 DISP 1-2
MAR 3, 2025 10:48 AM FUEL ALARM
MAR 19,
2024 10:10 AM FUEL ALARM
MAR 28, 2023 9:54 AM FUEL ALARM
2 DISP
3-4
MAR 3, 2025 10:48 AM FUEL ALARM
MAR 19, 2024 10:12 AM
FUEL ALARM
MAR 28, 2023 9:54 AM FUEL ALARM
3 DISP 5-6
MAR 3, 2025 10:48 AM FUEL ALARM
MAR 19, 2024 10:13 AM FUEL ALARM
MAR 28, 2023 9:54 AM FUEL ALARM
4 DISP 7-8
MAR 3,
2025 10:48 AM FUEL ALARM
MAR 19, 2024 10:13 AM FUEL ALARM
MAR 28,
2023 9:53 AM FUEL ALARM
9 UNLD INTERSTITIAL
MAR 3, 2025 10:44 AM
FUEL ALARM
MAR 19, 2024 9:48 AM FUEL ALARM
MAR 28, 2023 10:13 AM
FUEL ALARM
11 UNLD STP SUMP
MAR 3, 2025 10:39 AM FUEL ALARM

MAR 19, 2024 9:40 AM FUEL ALARM
MAR 28, 2023 10:25 AM FUEL ALARM

13 PREM INTERSTITIAL
MAR 3, 2025 10:46 AM FUEL ALARM
MAR 19, 2024
9:54 AM FUEL ALARM
MAR 28, 2023 10:14 AM FUEL ALARM
15 PREM STP SUMP

MAR 3, 2025 10:38 AM FUEL ALARM
MAR 19, 2024 9:42 AM
FUEL ALARM
SEP 20, 2023 3:04 PM FUEL ALARM
+AAMAAQ-
IA0100
MAR 3, 2025
11:01 AM
TYPE CODE LENGTH SERIAL NO. D/CODE
TANK 1 RUL
MAG D004 96.00 580545 1214
TANK 2 PUL MAG D004
96.00 580546 1214
+AAMAAQ-
931
TANK 1 SETUP CONDITIONS
PRODUCT:
RUL
PRODUCT CODE 1
HIGH WATER LIMIT 1.5
OVERFILL LIMIT:
13393
HIGH PRODUCT LIMIT: 14137
LOW PRODUCT: 878
SUDDEN LOSS LIMIT:
99
LEAK LIMIT: 15
THERMAL COEFF: 0.000690
DELIVERY DELAY: 3
TANK
FULL CAPACITY: 14881 14614 14126 13518 12812
3/4 HEIGHT CAPACITY: 12029 11187
10298 9376 8432
1/2 HEIGHT CAPACITY: 7451 6495 5551 4653 3713
1/4 HEIGHT
CAPACITY: 2869 2086 1378 753 276
TANK DIAMETER: 90.50
TANK TILT ADDER:
0.00
MANIFOLDED TANKS: NONE
TANK CONFIGURED: NO
+AAMAAQ-
932
TANK 2 SETUP
CONDITIONS
PRODUCT: PUL
PRODUCT CODE 2
HIGH WATER LIMIT
1.5
OVERFILL LIMIT: 8777
HIGH PRODUCT LIMIT: 9265
LOW PRODUCT:
560
SUDDEN LOSS LIMIT: 99
LEAK LIMIT: 15
THERMAL COEFF:
0.000690
DELIVERY DELAY: 3
TANK FULL CAPACITY: 9753 9585 9272 8879
8420
3/4 HEIGHT CAPACITY: 7907 7353 6767 6158 5533
1/2 HEIGHT CAPACITY: 4883
4268 3625 3032 2412
1/4 HEIGHT CAPACITY: 1858 1344 883 479 174
TANK
DIAMETER: 90.50
TANK TILT ADDER: 0.00
MANIFOLDED TANKS: NONE
TANK CONFIGURED:
NO
+AAMAAQ-
I61100
MAR 3, 2025 11:01 AM
LEAK TEST METHOD
- - - - - - - - - - -
-
TEST ON DATE : ALL TANK
AUG 19, 2011
START TIME : DISABLED
TEST RATE :0.20 GAL/HR
DURATION
: 3 HOURS
TST EARLY STOP:DISABLED
+AAMAAQ-
I70300
MAR 3, 2025 11:01 AM
LIQUID
TYPE
SENSOR LOCATION TYPE
1 DISP 1-2 TRI-STATE (SINGLE
FLOAT)
2 DISP 3-4 TRI-STATE (SINGLE FLOAT)
3 DISP 5-6
TRI-STATE (SINGLE FLOAT)
4 DISP 7-8 TRI-STATE (SINGLE FLOAT)
5
TRI-STATE (SINGLE FLOAT)
6 TRI-STATE (SINGLE FLOAT)

7 TRI-STATE (SINGLE FLOAT)
8 TRI-STATE
(SINGLE FLOAT)
9 UNLD INTERSTITIAL TRI-STATE (SINGLE FLOAT)
10 UNLD FILL SUMP
TRI-STATE (SINGLE FLOAT)
11 UNLD STP SUMP TRI-STATE (SINGLE FLOAT)
12
TRI-STATE (SINGLE FLOAT)
13 PREM INTERSTITIAL TRI-STATE (SINGLE
FLOAT)
14 PREM FILL SUMP TRI-STATE (SINGLE FLOAT)
15 PREM STP SUMP
TRI-STATE (SINGLE FLOAT)
16 TRI-STATE (SINGLE
FLOAT)
+AAMAAQ-
I10200
MAR 3, 2025 11:01 AM
293303 7-11 34740
4060 S. RIVERDALE
RD
RIVERDALE, UTAH
LO3211752705001
SYSTEM CONFIGURATION
SLOT BOARD TYPE
POWER ON RESET CURRENT
1 INTERSTITIAL BD 201963
202913
2 INTERSTITIAL BD 201255 202148
3 4 PROBE / G.T.
163900 164611
4 UNUSED 8898953
9716928
5 UNUSED 8886876 9697785
6 UNUSED
8881067 9687837
7 UNUSED 8885587
9692498
8 UNUSED 8882333 9694181
9 UNUSED
8884032 9680895
10 UNUSED 8883639
9687197
11 UNUSED 8881281 9685168
12 UNUSED
8880975 9675284
13 UNUSED 8880560
9681909
14 UNUSED 8883661 9686226
15 UNUSED
8879621 9680183
16 UNUSED 8880691
9676320
COMM 1 ELEC DISP INT. 100786 101049
COMM 2 UNUSED
101412 9687197
COMM 3 SERIAL SAT BD 483751
486849
COMM 4 UNUSED 8889798 9689053
COMM 5 RS485 SERIAL
BD 68736 68832
COMM 6 MT COMM BOARD 412001
413940
+AAM-