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Natural Soda LLC
<br />Quarterly Water Quality Data Tables
<br />90-3 Quarterly
<br />Historical #'s
<br />4th Qtr
<br />1st Qtr
<br />2nd Qtr
<br />B-Groove
<br />High Low Avg
<br />2024
<br />2025
<br />2025
<br />Field Readings
<br />11/25/24
<br />04/02/25
<br />06/30/25
<br />Sample Date
<br />Field MNL Depth to Water (ft bgs)
<br />547.5 507.3 531.1
<br />532.4
<br />522.4
<br />521.8
<br />pH (51)
<br />20.6 7.0 8.7
<br />8.6
<br />8.6
<br />8.5
<br />Temperature (°C)
<br />29.7 7.9 12.3
<br />10.9
<br />10.7
<br />13.5
<br />Conductivity (µmhos/cm)
<br />2,283 1,135 1,564
<br />1,631
<br />1,701
<br />2,283
<br />Lab Reference Number
<br />L91765-01
<br />L93871-03
<br />L95738-01
<br />Sample Date
<br />11/25/24
<br />04/01/25
<br />06/30/25
<br />Major Analytes
<br />Boron (mg/L)
<br />1.0 0.3 0.7
<br />0.9
<br />0.8
<br />1.0
<br />Calcium (mg/L)
<br />15.0 0.8 2.6
<br />3.0
<br />2.5
<br />5.7
<br />Magnesium (mg/L)
<br />8.0 0.9 2.2
<br />2.5
<br />2.4
<br />5.2
<br />Potassium (mg/L)
<br />22.0 2.0 2.6
<br />1.2
<br />1.4
<br />2.7
<br />Silica (mg/L)
<br />122.0 0.3 19.2
<br />16.4
<br />15.3
<br />16.6
<br />Sodium (mg/L)
<br />882 247 410
<br />418
<br />437
<br />612
<br />Strontium (mg/L)
<br />2.0 0.1 0.7
<br />1.0
<br />0.9
<br />2.0
<br />Bicarb (HCO3 as CaCO3)
<br />2,790 419 766
<br />434
<br />828
<br />878
<br />Carbonate(mg/L)
<br />452 U 94
<br />451
<br />102
<br />106
<br />Alkalinity (Total as CaCO3)
<br />1,790 680 856
<br />885
<br />930
<br />984
<br />Chloride (mg/L)
<br />293.0 U 27.5
<br />42.3
<br />165.0
<br />229.0
<br />Conductivity Lab (µmhos/cm)
<br />2,380 1,280 1,615
<br />1,710
<br />2,300
<br />2,380
<br />Fluoride (mg/L)
<br />98.0 9.0 22.7
<br />16.0
<br />18.9
<br />15.4
<br />Hardness as CaCO3 (mg/L)
<br />47.0 1.0 15.3
<br />18.0
<br />16.0
<br />36.0
<br />pH Lab (51)
<br />9.0 7.4 8.7
<br />8.3
<br />8.7
<br />8.5
<br />Sulfate (mg/L)
<br />333.0 U 49.3
<br />U
<br />U
<br />U
<br />TDS (mg/L)
<br />2,490 823 1,019
<br />1,040
<br />1,210
<br />1,490
<br />Water Level Target Range (ft.)
<br />520.00 -- 540.00
<br />90-4 Quarterly
<br />Historical #'s
<br />4th Qtr
<br />1st Qtr
<br />2nd Qtr
<br />A -Groove
<br />High Low Avg
<br />2024
<br />2025
<br />2025
<br />Field Readings
<br />11/25/24
<br />04/01/25
<br />06/30/25
<br />Sample Date
<br />Field MNL Depth to Water (ft bgs)
<br />554.9 526.4 539.8
<br />549.6
<br />551.7
<br />552.9
<br />pH (51)
<br />9.5 7.3 8.5
<br />8.7
<br />8.7
<br />8.7
<br />Temperature (°C)
<br />22.1 7.4 12.4
<br />12.1
<br />12.2
<br />14.5
<br />Conductivity (µmhos/cm)
<br />13,600 2,900 8,680
<br />12,310
<br />12,840
<br />12,690
<br />Lab Reference Number
<br />L91765-02
<br />L93871-04
<br />L95738-02
<br />Sample Date
<br />11/25/24
<br />04/01/25
<br />06/30/25
<br />Major Analytes
<br />Boron (mg/L)
<br />1.5 0.1 0.4
<br />1.4
<br />1.5
<br />1.5
<br />Calcium (mg/L)
<br />45.0 3.0 11.1
<br />17.4
<br />16.9
<br />15.3
<br />Magnesium (mg/L)
<br />37.0 3.9 15.2
<br />26.6
<br />28.2
<br />26.2
<br />Potassium (mg/L)
<br />10.0 1.4 3.1
<br />3.9
<br />4.7
<br />4.2
<br />Silica (mg/L)
<br />63.0 2.1 12.2
<br />13.0
<br />12.0
<br />12.0
<br />Sodium (mg/L)
<br />3,310 220 1,944
<br />3,180
<br />3,310
<br />3,210
<br />Strontium (mg/L)
<br />8.2 0.3 3.3
<br />6.1
<br />6.5
<br />6.1
<br />Bicarb (HCO3 as CaCO3)
<br />4,040 45 1,017
<br />3,960
<br />4,040
<br />3,950
<br />Carbonate (mg/L)
<br />693 U 98
<br />UH
<br />U
<br />UH
<br />Alkalinity (Total asCaCO3)
<br />4,040 242 1,099
<br />3960
<br />4040
<br />3950
<br />Chloride(mg/L)
<br />4,690 700 2,372
<br />2,270
<br />2,720
<br />2,510
<br />Conductivity Lab (µmhos/cm)
<br />14,100 309 8,621
<br />11,500
<br />12,700
<br />12,300
<br />Fluoride (mg/L)
<br />23.7 0.0 12.2
<br />0.0
<br />U
<br />7.4
<br />Hardness as CaCO3 (mg/L)
<br />204.0 25.0 90.5
<br />153.0
<br />158.0
<br />146.0
<br />PH Lab (SI)
<br />9.1 7.7 8.6
<br />8.0
<br />8.5
<br />8.1
<br />Sulfate (mg/L)
<br />2310.0 U 69.5
<br />U
<br />U
<br />0.0
<br />TDS(mg/L)
<br />8,570 2,110 5,088
<br />7,940
<br />8,570
<br />8,200
<br />Water Level Target Range (ft.)
<br />528.00 -- 548.00
<br />Daub & Associates, Inc.
<br />Natural Soda LLC
<br />Page 83 of 88 2025 2nd Quarter EPA Report
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