ATCP 93 Material Approvals - Leak Detection Methodology

​​​​​​​​​​​​​​Key for Methodology Type: 

  • L = Line​
  • T = Tank
  • LD = Leak Detection
  • TT = Tank Tightness Test
  • LTT = Line Tightness Test
  • I = Interstitial, LI = Line Interstitial
  • SS = Sump Sensor
  • SIR = Statistical Inventory Reconciliation​
  • STT = Sump Tightness Test​

​​​​​​​​2024

Material Approval #​​
Type
Company
Expiration Date
​2024010
​LD
PermAlert, Inc.​
​12/31/2028
2024007
​LTT
​Vaporless Manufacturing, Inc.
​12/31/2027
​​2024006
​L, T
​Dover Fueling Solutions
​12/31/2027
2024005​​
​TT
​Estabrook's, Inc.
​N/A
​2024004
​T
​Warren Rogers, LLC
​​12/31/2027
2024003​​​
​LTT

​Leighton O'Brien, Inc.
​N/A
​2024001
​SIR
​TotalSIR, LLC
​​12/31/2027

​​​​​​​​2023

​​​Material Approval #
Type
Company​
Expiration Date
​20230001R1
​SS
​PMP Corporation
​12/31/2027
20230005R1​
​LI
​Veeder Root Company
​​12/31/2027
20230017
​LTT
​Hansa Consult of North America LLC
​​12/31/2027
20230009
TT, I, LI, SS​
Veeder Root Company​​12/31/2026
​​20230015
​LI
​Franklin Fueling Systems, Inc.
​12/31/2026
​20230014
​SS
​Franklin Fueling Systems, Inc.
​12/31/2026
20230013​​​
L​​OPW Fuel Management Systems
12/31/2026​
​20230005
​L
Veeder Root Company​​12/31/2026
20230004
​STT

​Accent Environme​ntal Services​

12/31/2026​
20230001​​
I, SS​PMP Corporation​​12/31/2026
​20​230002
​I
Pnuemercator, Co., Inc.​​12/31/2026
​​20230003
​I, LI
Core Engineered Solutions, Inc.​​12/31/2026
​​ ​ ​

2022

Material Approval #​​
TypeCompany​Expiration Date
​​20220001
​L, T
Franklin Fueling Systems, Inc.​12/31/2025
20190012R​1
​L, T
OPW Fuel Management Systems​
12/31/2025
For Leak Detection Methodology Material Approvals that have expired, please see the Expired and Superseded Approvals page.​​