2007-11-20_REVISION - M1982015 ‎(14)‎

• Permit No: M1982015
• IBM Index Class Name: REVISION
• Doc Date: 11/20/2007
• Doc Name: Addendum 1 to Integrated Corrective Action Plan
• From: E-21 Engineering, Inc.
• To: DRMS
• Type & Sequence: TR3
• Media Type: D
• Archive: No

TABLE 3
SURFACE WATER LABORATORY RESULTS
BAYSHORE PIPELINE SITE
FIRESTONE, COLORADO
E-21 PROJECT NO. 863

Sample ID
Date
Benzene
(ug/I)
Toluene
(u9/I) Ethyl-
Benzene
(ug/1)
Xylenes
(ug/I) Methyl tert-
Butyl Ether
(ug/1)
TVPH
fug/I)
Colorado MCLs 5 1;000 700 1,400 20 NA
Quarry Pond #1 12/18/06 <0.050 <0.050 <0.050 <0.10 <0.050 <500
Quarry Pond #1 01/25/07 20
<0.050
<0.050
<0.10
<0.050
<500
Quarry Pond #1 02/02/07 10.7 <0.001 <0.001
<0.003
<0.001
<50
Quarry Pond #1 02/15/07 16.6 6.08 2.48 10 <1.0 304
Quarry Pond #1 02/20/07 9.87 1.53 <1.0 1.14 NA NA
Quarry Pond #1 02/27/07 2.12 <1.0 <1.0 <2.0 NA NA
Quarry Pond #1 02/27/07 Initiated pond sparging of Qua rry Pond #1 in the SE corner
Quarry Pond #1 03/08/07 <1.0 <1.0 <1.0 <2.0 NA NA
Quarry Pond #1 03/12/07 <1.0 <1.0 <1.0 <2.0 NA NA
Quarry Pond #1 04/21/07 <1.0 <1.0 <1.0
<2.0
NA
<50

Quarry Pond #1.100W 02/20/07 <1.0 <1.0 <1.0 <2.0 NA NA
Quarry Pond #150W 02/20/07 <1.0 <1.0 <1.0 <2.0 NA NA
Quarry Pond #1-100N 02/20/07 <1.0 <1.0 <1.0 <2.0 NA NA
Quarry Pond #150N 02/20/07 2.37 <1.0 <1.0 <2.0 NA NA
Quarry Pond #1-100N 03108/07 <1.0 <1.0 <1.0 <2.0 NA NA
Quarry Pond #1-100W 03/08/07 0.0 0.0 <1.0 <2.0 NA NA

Quarry Pond #1-NW 02/23107 <1.0 <1.0 <10 <2.0 NA NA
Quarry Pond #1 SW 02/23/07 <1.0 <1.0 <1.0 <2.0 NA NA
Quarry Pond #1-NE 02/27/07 0.0 <1.0 <1.0 <2.0 NA NA
Quarry Pond #1 SW 03/08107 <1.0 0.0 <1.0 <2.0 NA NA

Quarry Pond #2 12/18/06 <0.050 <0.050 <0.050 <0.10 <0.050 <500
Quarry Pond #2 01/25/07 <0.050 <0.050 <0.050 <0.10 <0.050 <500
Quarry Pond #2 02/15/07 <1.0 <1.0 <1.0 <2.0 <1.0 <50.0
Quarry Pond #2 02/20/07 <1.0 <1.0 <1.0 <2.0 NA NA
Quarry Pond #2 02/27/07 <1.0 <1.0 <1.0 <2.0 NA NA
Quarry Pond #2 03/08/07 DRY AT GAUGE
Quarry Pond #2 (-100• east of gauge) 04/21/07 <1.0 <1.0 <1.0 <2.0 NA NA

Quarry Pond #2-Sump 02/27/07 18 <1.0 <1.0 72.2 NA NA
Quarry Pond #2-Sump 03112107 <1.0 0.0 <1.0 <2.0 NA NA
Quarry Pond #2-Sump 04/21/07 <1.0 <1.0 <1.0 <2.0 NA <50
%0'-
Quarry Pond #2-Rivulet 02/27/07 11.6 <1.0 <1.0 42.6 NA NA
Quarry Pond #2-Rivulet 03/12/07 DRY DRY DRY DRY DRY DRY
Quarry Pond #2-Rivulet 04/21/07 DRY DRY DRY DRY DRY DRY

Page 1 of 2 863 BAYSHORE TABLES.XLST3 - Surface Water Chem