ARCHIVED REPORTS THIRD QUARTER GROUNDWATER MONITORING REPORT AUGUST 2015

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' Table B-Historic Diesel Thickness Measurements and Product Recovery Data(06/18/99 through 9/30/15) Reeove Depth to Cumulative Date Well ry Floating Depth to Diesel Diesel ' Diesel Groundwater Thickness Removed Operations and Maintenance Notes (gallons) RW-I 13.41 13.43 0.02 RW-2 14.02 14.78 076 Skimmer pump barred off,left in Place RW-3 14.03 2020 P 4.Groundwater levels were sufficientm ' RW-3 14.44 0.42 5.30 suppon bailing of free product from the recovery wells. APProx 3 gallons product were RW-5 13.31 15.52 2.01 85.70 removed from recovery wells RW%2,R W-3,RW-4,and RW-6: This is the fust occamon 13.46 _ that Gee product has been removed from recovery well RW-6.Product recovery barrel RW-6 13.71 14.66 0.95 0.50 measurement indicated approzimately 7 gallons ofproduct. RW_11 - 8.78 _ ' RW-2 13.1013.20 OO 1/7/04 RW-3 1267 1269 .p20.20 Skimmer pmnp in RW4 set-a(1)3-minute cycle/day;negligible product recovered. RW4 12_.64 5.-0 Absorbent sacks in l in w and RW-3.Skimmer pump deactivated and lIftProduct in place e RW 11 98 1.34 85.70 4.Groundwater level m wells remains insufficient to supportskimming operations. RW-5 - 11.97 _ RW-6 1278 1320 2 Approximately 5 gallons in product recovery barrel. Skimmer um 0y, 0.50 1/15/04 i i RW4 set on(I)3-minute cycle/day.Pump cycle conholler appeared to be func.ionin confmnation m recovery tank was conducted using a roliwasa.Discre b properly despite timer malfunction.Product volume the tank platform was consequrn[ly leveled.Revised t anmes m Product tank volume measurements were determined to be due to lank imbalance; R W-I Product recovery volume was noted at ap ozimately 6.5 gallons. 2.31 RW'-2 1289 - 4set on(1) -mmmerybeml volume ata ' I/2 12.55 1325 0'37 20.20 45e.on(g3-minute cycle/day,changed to approximately Skimmer pump NRµ 9/04 RW-3 1512 257 830 re b O mmedf de/day.Skimmer pump bine RW-4 12.3fi 1372 0B6 Paced.Approximately ane gallon ofproduct skimmed from RW4 during on-site RW-5 _ 12 48 88.00 event.Absorbent sacks in RW-2 and RW-3 strained and replaced;negligible roduct RW-6 12.61 recovered.Approximately 3 gallons of P RW-1 13'03 0.42 0.50 gallons in product recovery barrel. Product bailed from RW-3. Approximately 11.8 ' 12.23 RW-2 12.77 13.12 0.35 2/4/04 RW-3 I2 48 14 86 20.20 Skimmer pump moved to RW-3 due to insufficient product layer w RW-4 and set on(J) RW-4 1260 2.'8 8.30 3-minute cycle/day.Two absorbent socks placed m RW4.With the exception ofRW-3, 2.39 0._I RW-5 12.04 12.05 90.70 insufficient product layer in recovery wells to su ' RW-6 2 0'01 14.5 gallonsm Product PPort removal methods.Approximately RW- 12.5_ 12.91 0.39 0.50 R uct recovery barrel. 12.13 RW-2 12.71 13.03 0.32 RW-3 20.20 _ 2/9/04 1226 9.80 Skimmer RW4 1225 12.27 0.02 90.70 c cpump m RW-3 set on(3)3-minute cycle/day,changed to(3)I-minute ' RW-5 12.33 12.33 shern Yle/da Y Approximately 16 gallons in Productrecovery barrel. RW-6 12.45 12.81 RW-1 sheen 0.36 0.50 11. sheen RW-2 11.88 12.2121 0.33 20.20 3/12/04 Rµ'-3 12.09 12.17 0.08 ' 8VV-0 - 1169 - 13.80 Skimmer pump m RW-3 set on(3)1-minute cycles/day,changed to(I)3-minute RW-5 90.70 tycle/day. Approximately 20 11.69 gallons in product recovery barrel. RW-6 11.71 11.97 0.26 0.50 RW-1 12.13 _ RW-2 12.80 13.26 0.46 20.20 5/13/04 RW-3 12'81 13.11 0.30 1480 RW-5 Shern Skimmer pump in RW-3 set on(I)3-minme cycles/day changed m(3)3-minute . RW4 12.31 12.41 0.10 90.70 eYdCday' APpr onceitely 21 gallons in product recovery barrel.Skimmer battery 13.10 Sheen changed.Nitrogen tank replaced. RW.6 12.50 13.16 0.66 0.50 RW-1 - 12.26 ' RW-2 12.93 13.40 0.47 2030. 5/20/04 RW-3 12.98 13.10 0.12 14.90 Skimmer pump in RW-3 set on(3)3-minute cycles/&& Approximately 21.20 gallons RW4 12.44 12.58 0 I4 90 70 Product recovery barrel.POMP Mn ii inner was not working. The timer was fixed and is RW-5 _ 1217 functioning properly. RW-6 12.92 13.30 0.38 0.50 ' RW-1 RW-2 13.28 20.30 6/3/04 R W-3 13.42 13.55 0.13 14.95 Skimmer pump m RW-3 set on(3)3-minute cycles/day Approximately 21.25 gallons' 12.72 - 90.70 product recovery barrel.Battery voltage good at 12.49 volts. RW-5 - 12.40 I RW-6 12.92 13.64 0.72 0.50 RW-1 13.00 13.01 0.01 RW-2 13.67 14.11 0.44 20.30 6/25/04 RW-3 13.75 13.95 020 1495 Skimmer pump in RW-3 act on(3)3-minute cycics/day,Skimmer pump moved to RW-6 ' RW4 13.07 13.95 0.88 90.70 and set to(3)3-minute cYcle/day. Approximately 2125 gallons in product recovery RW-5 12.78 barrel. RW-6 13.32 14.11 0.79 0.50 I I %:1ProleclV000yrjV064 Janes Dew Co(previausly PNA)k70648 Diesel RecoverylRepm,=l 5\Table e.xls Page 6 of 34