WS-4653_15063_CA_LAB_1998-2019_Mass Removal Calcs

LNAPL Recovery Summary
Williams Grocery, Incident No. 15063
2425 US Hwy 21, Hamptonville, Yadkin Co, NC
MW-1 MW-3 RW-1
1998 AFVR 1.82 1.82 1.41 8 18 42,371 1,434 6,898 5,919 7,353 409 51.1 ECS
6/8/2000 AFVR 1.92 1.83 2.26 8 1 2,760 40 51 43 83 83 10.4 ATC
7/24/2001 - 7/28/2001 MMPE > 4 > 4 > 4 98 1 8,237 700 865 742 1,442 1442 14.7 ATC
1/21/2002 - 1/25/2002 MMPE 3.74 3.78 3.34 93 1 9,874 0 50 43 43 43 0.5 ATC
11/10/2003 - 11/13/2003 MMPE 0.37 0.00 0.26 61 1 9,200 75 85 73 148 148 2.4 Withers & Ravenel
8/23/2004 - 8/27/2004 MMPE 0.20 0.05 0.24 95.5 1 9,606 10 362 311 321 321 3.4 Withers & Ravenel
6/20/2016 - 6/24/2016 MMPE 0.00 0.00 0.01 96 1 4,689 15 1,446 1,241 1,256 1256 13.1 S&ME
5/6/2019 - 5/10/2019 MMPE 0.00 0.00 0.00 96 1 4,869 0 270 231 231 231 2.4 ATC
Totals 91,606 2,274 10,026 8,604 10,878
Number
of
Events
Removal
Event
Duration
(hr)
Recovery
Event
Method
Date
Maximum LNAPL Thickness
(ft)
Vaporous
Hydrocarbons
Removed
(lb)
LNAPL
Removed
(gal)
Total
Water
Removed
(gal)
Consultant
Hydrocarbon
Removal
Rate
(gal/hr)
Total
Hydrocarbons
Removed
(gal/event)
Total
Hydrocarbons
Removed
(gal)
Vaporous
Hydrocarbons
Removed
(gal)