2022-03-01_HYDROLOGY - M1977300

• Permit No: M1977300
• IBM Index Class Name: Hydrology
• Doc Date: 3/1/2022
• Doc Name: Substitute Water Supply Plan
• From: Colorado Legacy Land
• To: DRMS
• Annual Report Year: 2021
• Report Quarter_Month: 4
• Email Name: AME
• Email Name: MAC
• Media Type: D
• Archive: No

COLORADO LEOAC/
TABLE 3B:SUMMARY OF GROUND WATER ANALYTICAL DATA
Domestic Water Sample Location
Parameter Units Supply-Drinking MW-00 MW-0 MW-13
Water Standards MW-14 MW-15 MW-19 Raw Feed
(CDPIIE 2021) 12/08/2021 12/08/2021 1 10/13/2021 10/13/2021 10/12/2021 10/21/2021 10/19/2021
Physical Properties
TDS-Total Dissolved Solids mg/L - 236 590 268 178 712 620 2790
TSS-Total Suspended Solids mg/I.
M ns
Alkalinity as CaCO3 mg/L 84.1 160 155 108 247 191 693
Bicarbonate as CaCO3 mg/L - 84.1 160 155 108 228 191 693
Calcium-Dissolved mg/L - 46.6 111 47.3 22.5 22.4 79 282
Carbonate as CaCD3 mg/L - <2 <2 <2 <2 18.1 B <2 <2
Chloride mg/L 250 64.1 27.2 4.75 2.93 19.5 9.77 45.4
Fluoride mg/L 1 4 0.19 B 0.18 B 0.57 0.34 B 1.97 0.37 1.37
Hydroxide as CaCO3 mg/L - <2 <2 <2 <2 <2 <2 <2
Magnesium-Dissolved mg/L 13.3 37.3 15.4 6.13 10.8 51.3 219
Potassium-Dissolved mg/L 2.03 4.36 5.66 3.93 7.77 4.45 25.5
Sodium-Dissolved mg/L - 18.5 22.9 20.9 21.2 199 40.9 252
Sulfate mg/L 250 27.9 246 66.2 36.8 274 298 1400
Cyanide-Weak Acid Dissociable mg/L 0.2 <0.003 <0.003 0.004 B <0.003 <0.003 :<0.003:Z:,0.003
Nitrate+Nitrite as N mg/L 10 <0.02 2 0.023 B 0.029 B 0.127 0.228
Phosphate-Total mg/L - 0.0899 B <0.03 <0.03 0.0403 B <0.03 4.46
Phosphorus-Total mg/L - 0.029 B <0.01 <0.01 0.013 B <0.01 1.44
s
r;
Aluminum mg/L 5 <0.05 <0.05 <0.05 <0.05 <0.05 <0.05 <0.1
Antimony mg/L 0.006 <0.0004 <0.0004 <0.0004 0.00098 B <0.0004 0.00044 B <0.0008
Arsenic mg/L 0.01 <0.0002 <0.0002 <0.0002 0.00032 B 0.00473 <0.0002 0.0135
Boron mg/L 0.75 <0.03 <0.03 <0.03 <0.03 0.212 0.053 B 0.236
Chromium mg/L 0.1 <0.02 <0.02 <0.02 <0.02 <0.02 <0.02 <0.04
Copper mg/L 1 <0.01 <0.01 <0.01 <0.01 <0.01 <0.01 <0.02
Iron mg/L 0.3 <0.06 <0.06 <0.06 0.247 0.104 B <0.06 4.24
Lead mg/L 0.1 <0.0001 <0.0001 <0.0001 <0.0001 <0.0001 <0.0001 <0.02
Manganese mg/L 0.05 <0.01 <0.01 0.54 0.182 0.02 B <0.01 0.711
Mercury mg/L 0.002 <0.0002 <0.0002 <0.0002 <0.0002 <0.0002 <0.0002 <0.0002
Molybdenum mg/L 0.21 0.00045 B 0.015 0.0931 1 0.00352 0.0161 0.0318 0.929
Silver mg/L 0.05 <0.0001 <0.0001 <0.0001 <0.0001 <0.0001 <0.0001 <0.0002
Thallium mg/L 0.002 <0.0001 <0.0001 <0.0001 <0.0001 <0.0001 <0.0001 <0.0002
Uranium mg/L 0.03 0.00288 0.649 0.0253 0.00207 0.0313 1.17 13.9
PACE 11 of 15