1998-12-31_GENERAL DOCUMENTS - M1974052

• Permit No: M1974052
• IBM Index Class Name: General Documents
• Doc Date: 12/31/1998
• Doc Name: VARRA COAL ASH PROJECT WELD COUNTY COLO CGRS 1-135-2755
• From: CGRS COLO GROUNDWATER RESOURCE SERVICES
• To: COLO DEPT OF PUBLIC HEALTH & ENVIRONMENT CDPHE
• Media Type: D
• Archive: No

y
Table 2
Analytical Results
Fly Ash Disposal Project
Weld County, Colorado
CGRS Project No. 1-135-2755
Total Metals Analytical Results m /L
Sample pH Ex Al Sb As Be Be B Cd I Cr Co Cu Fe Pb Mn NI Be Ag TI V Zn LI Hg
Class F Silo Ash with 8.5 1 2700 ND NO 380 1 0.003 570 NO 0.13 NO 0.03 740 ND 0.07 NO NO ND NO 0.05 0.05 0.24 NO
Gypsum (C Silo) 2 970 NO NO 840 NO 0.69 NO 0.07 NO 0.01 2.20 NO 0.02 NO NO NO ND 0.02 0.02 0.12 NO
Bottom Ash 8.5 1 29.00 NO NO 1.30 0.002 170 ND NO NO 0.09 1500 NO 0.14 0.02 NO NO ND 0.05 0.15 0.05 ND
2 3700 NO NO 1.60 0.003 120 NO NO NO 0.12 2100 NO 0.21 0.01 NO NO NO 0.06 0.22 0.04 NO
Cherokee Silo Ash 213 8.5 1 78000 NO 0.40 520 0.082 120 0.05 0.52 Oil 080 210.00 062 1 40 0.18 064 ND NO 1.70 1.10 1.50 r l.�
2
Cherokee 4 Fly Ash 8.5 1 1.50 NO NO 0.98 NO 48 FIE) 019 NO NO 0.31 NO NO ND 023 NO NO NO NO 0.76 NO
with Sodium 2 3.70 I,a rJA 210 Iw 17 NA 0.63 I'A NA 0.26 ND HA NA 0.10 NA NA NA NA 0.26 NA
Recycled Concrete 8.5 1 1.90 NO NO 0.32 NO NO NO 0.07 NO 0.05 0.56 NO 0.02 0.02 NO ND ND ND 0.01 0.02 ND
2 47.00 IJA 0.71 1 '1- rJA 0.05 hA 0.15 56.00 NA 170 0.04 NA NA NA NA 0.57 0.05 IIA
Recycled Asphalt 8.5 1 15000 NO NO 1.90 0009 0109 NO 017 006 041 16000 041 4.30 0.12 NO NO NO 0.31 1.50 0.15 ND
2 2.50 'I- 0.25 NO NO 'JA 0.06 NO 0.02 0.27 NO NO ND NA NA NA NO NO 0.02 NA
Class F Silo Ash with 7 1 750.00 NO NO 1.90 0 073 21 00 oOl 050 Oil 059 20000 010 200 022 NO ND NO 1 30 0.61 0.56 0.002
Gypsum(C Silo) 2 12.00 N- 1300 NO 0.30 NO 0.04 NO 0.01 3.30 NO 0.03 NO NA t7A NA 0.02 0.01 0.14 NO
Bottom Ash 7 1 0.45 ND NO 0.08 NO 1 00 NO NO NO NO 0.24 NO NO NO NO NO NO ND NO 0.03 NO
2 610 ND NO 0.27 NO 0.62 NO NO NO 0.02 340 NO 0.04 NO NO NO NO 0.02 0.08 0.01 NO
Cherokee Silo Ash 2G 7 1 0.54 NO NO 0.79 NO 45 NO Oil NO NO 0.06 NO NO NO 0.19 ND NO 0.01 NO 0.73 NO
2 11000 NO NO 670 0 008 22 NO 0.05 ND 0.09 32.00 Oil 013 0.02 0.13 NO NO 0.17 0.13 0.33 0.001
Cherokee 4 Fly Ash 7 1 0.21 NO NO 0.88 NO 45 NO 018 NO NO 0.06 NO NO NO 020 NO NO NO NO 0.76 NO
with Sodium 2 8400 J. 530 'i- 24 NA 011 I" IIA 2200 rJA rJA NA 0.14 NA NA HA tJA 0.31 NA
Recycled Concrete 7 1 2.60 NO NO 0.15 NO NO NO 013 NO 0,06 064 NO 0.02 NO NO ND NO NO 0.01 0.02 NO
2
State Water Quality 5.0 0006 0.050 2.0 0.004 0.750 0.005 0.100 0.050 .2011.0 0.30/5.0 0.050 0.050 0.200 0.050 0.056 0.002 0.100 2.0 2.50 0.002
Standards A P P P P A P P A A/S S/A P S P P P P A A A P
Notes:
NO=Not Detected
NA=Not Analyzed
EX=Extraction
mg/L=milligrams per liter
A-Agricultural Standard
P-Primary Drinking Water Standard
S-Secondary Drinking Water Standard
Page 1 of 4