2007-03-27_REPORT - C1980006

• Permit No: C1980006
• IBM Index Class Name: REPORT
• Doc Date: 3/27/2007
• Doc Name: 2006 Annual Hydrology Report
• From: Northwest Colorado Consultants Inc
• To: DRMS
• Annual Report Year: 2006
• Permit Index Doc Type: Hydrology Report
• Email Name: JHB
• Media Type: D
• Archive: No

AC~ Laboratories, Inc.
2773 Downhill Dnve Steamboat Springs, CO 80487 [phone]
..
L57759-01 WG209833 Chbride M325.2 -Calorimetric R4 Relative Percent Difference (RPD) was not used for tlata
valitlation because the sample concenVa[ion is too law far
accurate evaluation (< 10x MDLj.
WG209847 Nitrate/Nitrite as N, dissolved M353.2 -Automated Cadmium RA Relative Percent Difference (RPD) was not used for data
Reduction validation because Ne sample concentration is too low for
accurate evaluation (< 10x MDL).
NiMte as N, tlissolvetl M353.2 -Automated Cadmium R4 Relative Percent Difference (RPD) was not used for data
Reduction validation because the sample wncentration is too low for
accrete evaluation (< 10x MOL).
L57759-02 WG209833 Chlodtle M325.2 - Colodmetric RA Relative Percent Difference (RPD) was not used for data
validation because the sample concentration is too low for
accurate evaluatlon (< tOx MDL).
WG209847 Nitrate/NiMte as N, dissolved M3532 -Automated Gadmium RA R?lati~? Parc?nt Difference (RPD) was not used for data
Reduction validation because the sample concentration is too low for
acurate evaluation (< 10x MDL).
NiMte as N, dissolved M353.2 -Automated Cadmium RA Relative Percent Difference (RPD) was not used for data
Reducion validation because the sample concentration is too low for
accurate evaluation (< 10x MDL).
L57759-03 WG209833 Chloride M325.2 - Colodmetric RA Relative Percent Difference (RPD) was not used for data
validation because the sample concentration is too low for
accurate evaluation (< 10x MDL).
WG209847 Nitrate/Nitrite as N, dissolved M353.2 -Automated Cadmium RA Relative Percent Difference (RPD) was not used for data
Reduction validation because the sample concentration is too low fa
accurate evaluation (< 10x MDL).
Nitrite as N, dissolved M353.2 -Automated Cadmium RA Relative Percent Difference (RPD) was not used for data
Reduction validation because the sample concentration is too low for
' accrete evaluation (< tOx MDL).
LST/59-04 WG209847 Nitrate/Nitrite as N, dissolved M353.2 -Automated Catlmium RA Relative Percent Difference (RPD) was not usetl for tlata
Reduction validation because the sample concentration is bo low for
accurate evaluation (< tOx MDL).
Nitrite as N, dissolved M353.2 -Automated Cadmium RA Relative Percent Difference (RPD) was not used for data
Reduction validation because the sample wncentration is Wp low for
accurate evaluation (< tOx MDL).
REPAD.15.06.05.01
L57759: Page 7 of 12
Kerr Coal Company ACZ Project ID: L57759