By Christopher D. Farrar, John M. Neil, and James F. Howle
U.S. GEOLOGICAL SURVEY
Water-Resources Investigations report 98-4217
Sacramento, California 1999
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Depth Altitude Temp- Spec- Spec- pH pH 1alka-
of of land erature ific ific water water linity,
Site Station no. Date sample surface water conduc conduc- whole whole field,
(m) (meters (°C) tance, tance, field lab as CaC03
above sea field lab (std (std (mg/L)
level) (µS/cm) (µS/cm) units) units)
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HSL 373629119010801 10-20-94 14 2,745 7.0 17 22 6.7 6.9 10
Lake
06-06-95 18 2,745 4.1 51 34 6.9 6.9 30
06-06-95 10 2,745 3.8 31 26 6.4 6.4 10
07-17-96 18 2,745 5.1 17 19 6.4 7.0 9
HSL-1 373650119011301 07-18-96 94 2,755 10.0 147 48 5.3 5.4 73
Monitor well
08-18-97 94 2,755 12.0 131 136 5.3 5.5 66
LB-1 373634119004801 10-17-95 78 2,740 6.0 158 166 7.0 7.2 82
Supply well
07-18-96 78 2,740 5.0 189 191 7.0 6.6 98
08-19-97 78 2,740 5.5 163 170 7.1 6.9 89
CHI IA 373846119023101 07-18-96 59 2,760 4.5 163 170 5.1 5.2 80
Monitor well
08-19-97 59 2,760 5.0 162 163 5.0 5.3 68
MMSA-I 373904119021501 11-03-95 36 2,720 4.5 276 291 5.7 5.8 91
Supply well
MMSA-2 373901119012901 11-02-95 100 2,650 5.5 256 269 5.7 5.8 112
Supply well
MCL 373708119040601 07-14-94 0 2,420 8.0 265 271 5.7 5.6 128
Unused spring
1Alkalinity, field, titration to 4.5 pH.
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2Alka- 3Alka- Bicarb- Nitrogen, Phos-
linity, linity, onate, Nitrogen ni- Nitrogen phorus
field, lab, water ammonia trite, NO2+NO3,ortho, Calcium
Site Station no. Date as CaCO3 as CaCO3 whole diss- diss- diss- diss- diss-
(mg/L) (mg/L) field olved olved olved olved olved
(mg/L) (mg/L) (mg/L) (mg/L) (mg/L) (mg/L)
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HSL 373629119010801 10-20-94 10 11 12 0.023 0.003 <0.005 <0.001 2.2
Lake
06-06-95 31 16 38 .419 <.001 .007 <.001 3.4
06-06-95 11 12 12 .007 <.001 .057 <.001 2.6
07-17-96 8 8.7 9 .013 .002 <.005 .002 1.8
HSL-1 373650119011301 07-18-96 70 73 89 .020 .010 .110 .040 11
Monitor well
08-18-97 62 69 81 <.015 <.010 .098 .041 9.7
LB-1 373634119004801 10-17-95 82 84 101 -- -- -- -- 17
Supply well
07-18-96 98 98 120 .030 <.010 .090 .050 20
08-19-97 90 88 109 .073 <.010 .102 .042 18
CHI IA 373846119023101 07-18-96 70 80 98 .020 .010 .170 .120 13
Monitor well
08-19-97 59 80 83 <.015 <.010 .159 .113 12
MMSA-I 373904119021501 11-03-95 94 97 115 <.015 .010 3.40 .020 15
Supply well
MMSA-2 373901119012901 11-02-95 114 122 138 <.015 <.010 2.40 .170 12
Supply well
MCL 373708119040601 07-14-94 132 134 161 <.010 <.010 <.050 .130 14
Unused spring
2 Alkalinity, field, incremental titration.
3 Alkalinity, lab, titration to 4.5 pH.
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Mag- Potas- Chlor- Sul- Fluor- Sil- Ar-
nesium, Sodium, sium, ide, fate, ide, ica, senic,
Site Station no. Date diss- diss - diss- diss- diss- diss- diss- diss-
olved olved olved olved olved olved olved olved
(mg/L) (mg/L) (mg/L) (mg/L) (mg/L) (mg/L) (mg/L) (µg/L)
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HSL 373629119010801 10-20-94 0.34 1.4 0.30 0.10 0.30 0.10 4.6 <1
Lake
06-06-95 .51 1.4 .50 .30 <.10 .20 6.5 <1
06-06-95 .41 1.3 .40 .20 .50 .10 5.4 <1
07-17-96 .29 1.0 .30 <.10 .40 <.10 5.2 <1
HSL-1 373650119011301 07-18-96 6.4 6.2 6.7 <.10 .30 .10 55 <1
Monitor well
08-18-97 5.9 5.6 5.7 <.10 .30 .13 55 <1
LB-1 373634119004801 10-17-95 4.9 7.3 4.4 .50 .80 <.10 32 <1
Supply well
07-18-96 5.8 8.5 5.3 .60 .80 <.10 33 <1
08-19-97 5.2 7.7 4.8 .57 .67 <.10 34 <1
CHI IA 373846119023101 07-18-96 8.9 6.0 3.7 .90 2.3 .20 37 <1
Monitor well
08-19-97 8.8 5.8 3.6 5.5 1.7 .22 37 <1
MMSA-I 373904119021501 11-03-95 11 17 8.5 19 2.6 <.10 43 <1
Supply well
MMSA-2 373901119012901 11-02-95 7.3 30 3.7 4.7 2.2 <.10 50 <1
Supply well
MCL 373708119040601 07-14-94 13 15 8.6 .30 9.2 .10 65 1
Unused spring
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Manga- Solids Mer- H2/H1 O-18/O16
Boron, Iron, nese, Lithium, residue cury, stable stable
Site Station no. Date diss diss diss diss at 180°C diss- isotope isotope
olved olved olved olved dissolved olved ratio ratio
(µg/L) (µg/L) (µg/L) (µg/L) (mg/L) (µg/L) (per (per
mil) mil)
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HSL 373629119010801 10-20-94 <10 47 4.0 <10 6 <0.1 96.4 -12.40
Lake
06-06-95 <10 -- -- <10 28 <.1 -- -12.70
06-06-95 <10 88 3.0 <10 10 <.1 -- -11.61
07-17-96 <4.0 12 <1.0 -- 13 -- -- -13.63
HSL-1 373650119011301 07-18-96 12 35 46 -- 100 -- -- -14.04
Monitor well
08-18-97 11 14 40 -- 148 -- -- --
LB-1 373634119004801 10-17-95 <10 <3.0 <1.0 <10 98 <.1 -- -14.90
Supply well
07-18-96 6.7 <3.0 <1.0 -- 114 -- -- -14.65
08-19-97 8.9 <3.0 <1.0 -- 125 -- -- --
CHI IA 373846119023101 07-18-96 4.2 19 91 -- 98 -- -- -14.58
Monitor well
08-19-97 8.9 41 104 -- 122 -- -- --
MMSA-I 373904119021501 11-03-95 20 7.0 180 70 184 -- -- -14.86
Supply well
MMSA-2 373901119012901 11-02-95 20 5.0 6.0 150 176 -- -- -15.09
Supply well
MCL 373708119040601 07-14-94 20 5.0 3.0 50 182 <.1 -- --
Unused spring
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