| MONTEREY PENINSULA WATER MANAGEMENT DISTRICT | ||||||||||||||||
| GROUND WATER QUALITY MONITORING RESULTS | ||||||||||||||||
| Carmel Valley Aquifer Sample Collection Date: October 24, 2001 | ||||||||||||||||
| Seaside Basin Sample Collection Date: October 25, 26, 2001 | ||||||||||||||||
| Units are milligrams per liter unless otherwise noted. | ||||||||||||||||
| Water Quality Constituent | Specific Conductance (micromhos/cm) | Total Alkalinity (as CACO3) | pH | Chloride | Sulfate | Ammonia Nitrogen (as NH3) | Nitrate Nitrogen (as NO3) | Total Organic Carbon | Calcium | Sodium | Magnesium | Potassium | Iron | Manganese | Orthophosphate | |
| Drinking Water Standard (1) | 900 1600 2200 (2) | NA | NA | 250 500 600 (2) | 250 500 600 (2) | NA | 45 | NA | NA | NA | NA | NA | 0.3 | 0.05 | NA | |
| Sampling Location | River Mile | |||||||||||||||
| Carmel Valley Aquifer | ||||||||||||||||
| 16S/1W-14Jh (shal) | 0.07 | 7310 | 174 | 7.2 | 2120 | 353 | 1.00 | <1 | 3.9 | 107 | 1170 | 125 | 36 | 2.25 | 0.32 | <0.03 |
| 16S/1W-14Jf (inter) | 0.07 | 22000 | 158 | 7.0 | 7530 | 1090 | <0.05 | <1 | 1.6 | 220 | 3900 | 44 | 123 | 8.1 | 0.37 | <0.03 |
| 16S/1W-14Jg (deep) | 0.07 | 2140 | 264 | 7.5 | 500 | 110 | <0.05 | <1 | 2.9 | 81 | 247 | 50 | 7.1 | <0.1 | 0.31 | 0.54 |
| 16S/1W-13Mc (shal) | 0.31 | 715 | 192 | 7.4 | 6.3 | 87 | 0.64 | <1 | 2.1 | 72 | 51 | 19 | 2.6 | 2.27 | 0.46 | <0.03 |
| 16S/1W-13Mb (inter) | 0.31 | 857 | 232 | 7.6 | 91 | 78 | 0.90 | <1 | 2.1 | 73 | 65 | 20 | 2.6 | 0.31 | 0.36 | 0.32 |
| 16S/1W-13Md (deep) | 0.31 | 738 | 258 | 7.3 | 83 | 1 | 3.40 | <1 | 4.1 | 51 | 55 | 25 | 5.8 | 1.8 | 0.17 | 1.61 |
| 16S/1W-13Lb (shal) | 0.65 | 1350 | 250 | 7.1 | 144 | 289 | 0.41 | <1 | 3.3 | 130 | 94 | 40 | 4.0 | 3.2 | 0.71 | <0.03 |
| 16S/1W-13La (inter) | 0.65 | 826 | 220 | 7.4 | 84 | 90 | 0.87 | <1 | 2.5 | 86 | 58 | 23 | 2.7 | 2.27 | 0.56 | 0.09 |
| 16S/1W-13Lc (deep) | 0.65 | 920 | 180 | 7.4 | 97 | 146 | 0.46 | <1 | 2.0 | 64 | 98 | 16 | 3.8 | 0.38 | 0.45 | 0.47 |
| 16S/1E-17J4 | 3.85 | 595 | 88 | 6.8 | 47 | 128 | 0.18 | <1 | 1.5 | 55 | 44 | 17 | 2.6 | 0.36 | 0.07 | <0.03 |
| 16S/1E-17R2 | 3.86 | 983 | 188 | 6.9 | 73 | 214 | 0.30 | <1 | 3.9 | 103 | 73 | 21 | 2.8 | 4.3 | 0.21 | <0.03 |
| 16S/1E-23E4 | 6.53 | 1060 | 248 | 7.2 | 94 | 174 | 0.10 | <1 | 2.1 | 106 | 88 | 22 | 1.9 | 2.89 | 0.62 | <0.03 |
| 16S/1E-23La | 6.72 | 452 | 102 | 7.0 | 35 | 72 | 0.08 | <1 | 1.0 | 42 | 35 | 12 | 2.5 | 1.32 | 0.21 | <0.03 |
| 16S/1E-24N5 | 8.02 | 539 | 136 | 7.2 | 39 | 77 | 0.11 | 1 | 1.1 | 54 | 42 | 12 | 2.2 | <0.1 | 0.06 | 0.03 |
| Seaside Basin | ||||||||||||||||
| 15S/1E-15N3 (shal) | 308 | 66 | 8.1 | 44 | 17 | 0.06 | <1 | <0.2 | 21 | 37 | 4 | 3.8 | 0.05 | <0.03 | <0.03 | |
| 15S/1E-15N2 (deep) | 968 | 238 | 8.4 | 145 | 43 | <0.05 | <1 | 0.4 | 86 | 103 | 15 | 4.7 | 0.03 | 0.07 | <0.03 | |
| 15S/1E-23Ca (shal) | 780 | 220 | 8.6 | 106 | 39 | <0.05 | 5 | 0.6 | 106 | 74 | 15 | 4.6 | 0.75 | 0.11 | <0.03 | |
| 15S/1E-23Cb (deep) | 1240 | 310 | 8.4 | 163 | 115 | <0.05 | <1 | 1.2 | 108 | 111 | 25 | 7.1 | <0.1 | 0.09 | <0.03 | |
| 15S/1E-15F1 (shal) | 308 | 66 | 8.1 | 46 | 11 | <0.05 | 4 | 0.3 | 24 | 34 | 5 | 2.7 | <0.1 | <0.03 | <0.03 | |
| 15S/1E-15F2 (deep) | 960 | 224 | 8.2 | 146 | 42 | <0.05 | <1 | 0.5 | 90 | 103 | 17 | 5.2 | 1.25 | 0.11 | <0.03 | |
| 15S/1E-15K5 (shal) | 302 | 64 | 8.1 | 49 | 8 | <0.05 | 2 | <0.2 | 22 | 38 | 5 | 2.7 | 2.07 | 0.06 | 0.03 | |
| 15S/1E-15K4 (deep) | 880 | 224 | 8.3 | 126 | 43 | <0.05 | <1 | 0.4 | 78 | 99 | 13 | 4.6 | 0.46 | 0.12 | <0.03 | |
| 15S/1E-11Pa (shal) | 325 | 64 | 8.1 | 54 | 12 | <0.05 | <1 | 0.3 | 23 | 40 | 4 | 3.6 | <0.1 | <0.03 | 0.05 | |
| 15S/1E-11Pb (deep) | 425 | 92 | 8.2 | 68 | 14 | <0.05 | 1 | 0.2 | 32 | 49 | 4 | 3.8 | <0.1 | <0.03 | <0.03 | |
| 15S/1E-12Fa (shal) | 365 | 72 | 8.1 | 57 | 16 | <0.05 | 1 | 0.2 | 24 | 44 | 6 | 2.0 | <0.1 | <0.03 | <0.03 | |
| 15S/1E-12Fc (deep) | 372 | 80 | 8.2 | 60 | 13 | <0.05 | 1 | 0.4 | 25 | 46 | 6 | 2.6 | 0.48 | 0.09 | 0.04 | |
| NOTES: | ||||||||||||||||
| (1) Maximum contaminant levels are from California Domestic Water Quality and Monitoring Regulations, Title 22, 1977. | ||||||||||||||||
| (2) The three values listed for certain constituents refer to the "recommended" level, the "upper" level, and "short-term use" level, respectively. | ||||||||||||||||