2020-12-15_HYDROLOGY - M1977300

• Permit No: M1977300
• IBM Index Class Name: Hydrology
• Doc Date: 12/15/2020
• Doc Name: Water Level Monitoring
• From: Colorado Legacy Land
• To: DRMS
• Annual Report Year: 2020
• Report Quarter_Month: 3
• Email Name: AME
• Media Type: D
• Archive: No

COLORADO LEGACY LAND
TABLE 113:SUMMARY OF SURFACE WATER ANALYTICAL DATA
Surface Water Quality Standards Sample Location
Segment 17b,Ralston Creek
Parameter Units CDPHE 2019)1 SW-ARH SW-BPL SW-LLHG SW-Weir SW-NWRP SW-FBRG
Acute Chronic 7/22/2020 7/22/2020 7/22/2020 7/22/2020 7/22/2020 7/28/2020
Physical Properties
TDS-Total Dissolved Solids m L - 216 120 230 245 29f3 126
TSS-Total Suspended Solids m L <5 <5 5 <5 <5 <5
Major Ions
Alkalinity as CaCO:c m I L 106 80.4 113 108 146 83.5
Bicarbonate as CaCO3 m L - 105 80.4 113 108 146 83.5
Calcium-Dissolved m L - - 23.8 12.6 28.8 36.7 59 8.6
Carbonate as CaCO3 m L - - <2 <2 <2 <2 <2 <2
Chloride m L - 250 22.9 15.6 27.5 46.7 54.1 11.8
Fluoride m L - - 0.3 <0.1 0.3 0.3 0.2 <0.1
Hydroxide as CaCO3 m L - - <2 <2 <2 <2 <2 <2
Magnesium-Dissolved m L - - 7.4 4.3 8.4 10.6 19.8 3.2
Potassium- Dissolved m L - - 1 2.1 1 1.2 2.3 2.5 3.8 1.1
Sodium- Dissolved m L - - 43.2 29.2 40 32.2 15.6 26.1
Sulfate m /L - 250 47.8 17.9 48.2 34.8 38.9 19.9
Nutrients °
Cyanide-Weak Acid Dissociable m L 0.005 <0.003 <0.003 <0.003 <0.003 <0.003 <0.003
Nitrate+Nitrite as N m L NO3=10 NO2=0.05 0.02 <0.02 <0.02 <0.02 0.17 <0.02
Phosphate-Total m L - <0.03 <0.03 0.06 0.03 0.03 <0.03
Phos horus-Total m L 0.11 <0.01 <0.01 0.02 0.01 0.01 <0.01
Metals-Dissolved
Aluminum m L - <0.05 <0.05 <0.05 <0.05 <0.05 <0.05
Antimony m L - - <0.0004 <0.0004 <0.0004 <0.0004 <0.0004 <0.0004
Arsenic m L 0.34 - 0.0005 <0.0002 0.0006 0.0003 <0.0002 0.0002
Boron m L - 0.75 0.12 0.15 0.11 0.07 0.02 0.16
Chromium mg/L - Chromium III=0.11 <0.01 <0.01 <0.01 <0.01 <0.01 <0.01
Chromium IV=0.016 Chromium IV=0.011
Copper m L 0.0213 0.0136 <0.01 <0.01 <0.01 <0.01 <0.01 <0.01
Iron m L - 0.3 0.06 <0.06 0.12 0.08 0.18 <0.06
Lead m L 0.109 0.0043 <0.0001 <0.0001 <0.0001 <0.0001 <0.0001 <0.0001
Manganese m L 3.51 1.94 0.03 <0.01 0.05 0.12 0.12 <0.01
Mercury m L - - <0.0002 <0.0002 <0.0002 <0.0002 <0.0002 <0.0002
Molybdenum midl, - - 0.0065 0.0015 0.0089 0.0087 0.0136 0.0018
Silver m L 0.0047 0.00017 <0.0001 <0.0001 <0.0001 <0.0001 <0.0001 <0.0001
Thallium m L - - <0.0001 <0.0001 <0.0001 <0.0001 <0.0001 <0.0001
Uranium m L - - 0.0256 0.024 0.0243 0.0162 0.133 0.0263
Zinc m L 0.249 0.188 <0.02 <0.02 <0.02 <0.02 <0.02 <0.02
m Metals-Total
Aluminum m L - - <0.05 <0.05 <0.05 <0.05 <0.05 <0.05
Antimony m L - - <0.0004 <0.0004 <0.0004 <0.0004 <0.0004 <0.0004
Arsenic m L - 0.00002 0.0007 <0.0002 0.0006 0.0004 0.0002 0.0003
Boron mg/L - 0.75 0.13 0.15 0.11 0.08 0.02 0.15
Chromium Ill= 0.005 -
Chromium mg/L <0.01 <0.01 <0.01 <0.01 <0.01 <0.01
Chromium IV=0.016 Chromium IV=0.011
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