2021-10-12_HYDROLOGY - M2007044

• Permit No: M2007044
• IBM Index Class Name: HYDROLOGY
• Doc Date: 10/12/2021
• Doc Name: Hydrology Report
• From: Energy Fuels
• To: DRMS
• Annual Report Year: 2021
• Report Quarter_Month: 3
• Email Name: ACY
• Media Type: D
• Archive: No

Table 2 PR Spring
Metals(mg/L)(i)(continued) Radionuclides(pCi/L)(i)
Sample Information B Cd Cr Cu Fe Pb Mn Hg MO Ni Se Ag TI U V Zn U Gross Gross Ra-226 Fla-228 Ra-226
alpha Beta Ra-228
PR Spring(aka. Pack Rat Spring,
Lower Spring)-Salt Wash
Pack Rat Spring,
Umetco, 3/21/1980 0.23 152
Packrat Sp., BLM, 7/7/93 0.18 0.0004 0.001 <0.001 0.10 <0.001 0.005 <0.00001 0.120 <0.001 <0.0001 1.80 <0.001 1220 237 210 7.4
DP-93-6, Peel, 9/9/93 <0.005 <0.01 <0.01 <0.02 <0.01 <0.0002 0.309 1.68 <0.005 1140 5.4
Pack Rat Spring,
Umetco,6/26/96 1.70 <0.025 1200 3.7 <0.1 <3.8
PRSPRING,WWE, 7/15/97 0.1 0.003 <0.05 <0.01 <0.10 <0.002 <0.05 <0.0002 <0.05 0.193 <0.05 1.60 0.34 <0.025 1100 1,660 353 3 0.8 3.8
PRSPRING,WWE, 10/26/97 <0.1 <0.005 <0.01 <0.01 <0.055 <0.0045 <0.005 <0.0002 <0.04 0.217 <0.01 1.60 0.34 <0.01 1100 1,290 206 3 0.3 3.3
Pack Rat Spring,
Umetco 6/1/99 0.187 1.40 <0.025 950 3.3 0.3 3.6
Pack pri S Rat ng,
Umetco pri 0 0.12 <0.001 <0.01 <0.01 <0.01 <0.05 0.0078 <0.0002 <0.04 0.21 <0.01 1.50 0.32 0.030 1000 1,300 180 4.0 <0.025 4.0
Lower Spring, EFRC, 10/24/06 <0.01 <0.01 <0.03 <0.05 <0.01 0.10 <0.05 0.160 1.61 0.30 0.01 1090 3.6
LS Tank, EFRC, 1/17/07 0.1 <0.01 <0.05 <0.01 <0.03 <0.05 <0.01 <0.001 0.10 <0.05 0.202 <0.01 <0.1 1.15 0.30 <0.01 779 869 219 3.9 1.7 5.6
PS Spring , EFRC, 4/27/07 0.1 <0.01 <0.05 <0.01 <0.03 <0.05 <0.01 <0.001 0.10 <0.05 0.168 <0.01 <0.001 1.40 0.30 <0.01 948 804 9.2 <1.0 <10.2
PR Springs, EFRC, 3/10/08 0.1 <0.01 <0.05 <0.05 <0.01 0.10 <0.05 0.183 1.50 0.30 <0.01 1020 3.5 <1.6 <5.1
PR Springs , EFRC, 6/19/08 0.1 <0.01 <0.05 <0.05 <0.01 0.10 <0.05 0.203 1.53 0.30 <0.01 1040 3.4 <1.2 <4.6
PR Springs , EFRC, 9/8/08' 0.2 <0.01 <0.05 <0.05 <0.01 0.10 <0.05 0.243 1.26 0.40 <0.01 853 2.8 <1.3 <4.1
PR Springs , EFRC, 12/15/08 0.1 <0.01 <0.05 <0.05 <0.01 0.10 <0.05 0.184 1.50 0.30 <0.01 1020 3.8 2.2 6
PR Springs , EFRC, 2/10/09 <0.1 <0.01 <0.05 <0.05 <0.01 0.10 <0.05 0.189 1.58 0.40 <0.01 1070 3.6 <0.3 <4.9
PR Springs, EFRC, 4/20/09 <0.1 <0.01 <0.05 <0.05 <0.01 0.10 <0.05 0.186 1.45 0.30 <0.01 982 3.9 <1.1 <5
PR Springs, EFRC, 6/2/10 0.1 <0.01 <0.05 <0.05 <0.01 0.10 <0.05 0.175 1.50 0.40 <0.01 1020 3.7 <1.2 <4.9
PR Springs, EFRC, 5/24/11 <0.1 <0.01 <0.05 <0.05 <0.01 0.10 <0.05 0.179 1.38 0.30 <0.01 934 4.3 <1.4 <5.7
PR Spring, EFRC, 5/30/12 <0.1 <0.01 <0.05 <0.05 <0.01 0.10 <0.05 0.178 1.42 0.30 <0.01 961 3.8 <.73 <4.5
PR Spring, EFRC, 6/4/13 0.1 <0.01 <0.05 <0.05 <0.01 <0.1 <0.05 0.156 1.42 0.30 <0.01 961 4.2 <0.77 <4.97
PR Spring, EFRC, 6/17/14 0.1 <0.01 <0.05 <0.05 <0.01 <0.1 <0.05 0.156 1.26 0.30 <0.01 853 4.3 <0.1 <4.4
PR Spring, EFRI, 8/5/15 0.1 <0.01 <0.05 <0.05 <0.01 0.10 <0.05 0.162 1.32 0.30 <0.01 894 3.4 1.3 4.7
PR Spring, EFRI, 6/1/16 0.1 <0.01 <0.05 <0.05 <0.01 0.10 <0.05 0.172 1.22 0.30 <0.01 826 4.4 <1.6 <6.0
PR Spring, EFRI, 6/7/17 <0.1 <0.01 <0.05 <0.05 <0.01 <0.1 <0.05 0.128 1.06 0.20 <0.01 718 4.2 0.5 4.7
PR Spring, EFRI, 6/20/18 0.1 <0.01 <0.05 <0.05 <0.01 <0.1 <0.05 0.133 0.94 0.20 <0.01 636 4.2 <1.5 <5.7
PR Spring, EFRI, 6/25/19 0.1 <0.01 <0.05 <0.05 <0.01 <0.1 <0.05 0.117 1.07 0.20 <0.01 724 5.20 1.9 7
PR Spring, EFRI, 6/24/20 0.1 <0.001 <0.005 <0.001 <1.001 0.088 <0.005 0.124 1.01 0.23 <0.01 684 3.0 <0.7 <3.7
PR Spring, EFRI, 7/13/21 0.1 <0.001 <0.005 <0.001 <1.001 0.091 <0.005 0.131 1.06 0.24 <0.01 718 4.0 <1.1 <5.1
Colorado Water Standards
Ground Water, Domestic 0.005 0.1 1 0.3 0.05 0.05 0.002 0.035 0.1 0.05 0.05 0.002 0.03 5 20 15 a 5 c 5 c 5
Ground Water, Agriculture 0.75 0.01 0.1 0.2 5 0.1 0.2 0.01 0.2 0.02 0.1 2 b
Surface Water, Stream e,f 0.75 dis 0.010 0.100 0.200 0.3 dis 0.100 0.200 0.200 0.200 d 2 5 c 5 c 5
Surface Water, Domestic 0.005 0.05 1.0 0.3 0.05 0.05 0.002 0.1 0.05 0.1 0.0005 0.03 5 20 5 c 5 c 5
Surface Water,Agriculture 0.75 0.01 0.1 0.2 0.1 0.2 0.2 0.02 2
EPA Water Standards(h)
Maximum 4 1.0 10 dis,
30 tot
Average 2 0.5 3 dis,
10 tot
Notes:
1.Water standards are provided for reference only. These standards do not apply to the spring water unless it is used for drinking water, irrigation, or other regulated uses.
2. Concentrations or activity levels above a state or federal standard are shaded for reference purposes. Shading indicates that the measured level is elevated compared to cetain standards of water use. Table 2 Water Quality Data
3. Metal and radionuclide levels are reported as total recoverable. PR Spring
' Nitrate sample recollected on 9/18/08 due to hold time exceedance on 9/8/08 sample 2 of 2