Issue Date: April 25, 2012

Fairbanks Environmental Ltd.

Wetstock Wizard Version 4.4

STATISTICAL INVENTORY RECONCILIATION TEST METHOD (QUALITATIVE)

Certification Leak rate of 0.2 gph with PD > 99% and PFA < 1% for both single and manifolded tank systems
Leak Threshold 0.10 gph. 
A tank system should not be declared tight if the test result indicates a loss or gain that equals or exceeds this threshold.
Applicability Gasoline, diesel, kerosene. 
Tank Capacity

Maximum of 45,000 gallons for single tanks.

Maximum of 45,000 gallons cumulative capacity for manifolded tank systems with no more than 4 tanks in system.

Data Requirement Minimum of 30 days of product level and throughput data.
Comments

Inventory data was submitted by vendor to evaluator who adjusted data and returned to vendor for analysis. 
49% of data sets were from manifolded tank systems.

Of 41 data sets submitted for evaluation, 36 were analyzed with conclusive results. 
Median monthly throughput of tanks evaluated was 25,173 gallons. 
Leak rates of 0.05, 0.1, and 0.2 gph were used in evaluation.

Results of evaluation is applicable only for tanks using ATGs to collect data.

 

Faribanks Environmental, Ltd.

Evaluator:  Ken Wilcox Associates

The Technology Management Center

Tel:  (816) 443-2494

Moss View Lane

Date of Evaluation:  11/10/2004 (rev. 8/10/2006)

Skelmersdale, Lancashire, UK  

Phone +44 (0) 1695 51775

 

 

 | Home | Vendors: A - F | Vendors: G - M | Vendors: N - S | Vendors: T - Z | Method Index | Glossary |

Appearance on this list is not to be construed as an endorsement by any regulatory agency nor is it any guarantee of the performance of the method or equipment.
Equipment should be installed and operated in accordance with all applicable laws and regulations.  For full details, please refer to our expanded "DISCLAIMER" page.