| MONTEREY PENINSULA WATER MANAGEMENT DISTRICT | |||||||||||||||||
| GROUND WATER QUALITY MONITORING RESULTS | |||||||||||||||||
| Carmel Valley Aquifer Sample Collection Date: November 16 and November 17, 2005 | |||||||||||||||||
| Seaside Basin Sample Collection Date: November 2 and November 3, 2005 | |||||||||||||||||
| 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 | Boron | |
| 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 | NA | |
| Sampling Location | River Mile | ||||||||||||||||
| Carmel Valley Aquifer | |||||||||||||||||
| 16S/1W-14Jh (shal) | 0.07 | no longer in annual sampling network | |||||||||||||||
| 16S/1W-14Jf (inter) | 0.07 | no longer in annual sampling network | |||||||||||||||
| 16S/1W-14Jg (deep) | 0.07 | 4650 | 225 | 7.0 | 1513 | 225 | 1.16 | <1 | 2.2 | 117 | 225 | 126 | 25.0 | 0.418 | 0.377 | 0.03 | 0.52 |
| 16S/1W-13Mc (shal) | 0.31 | no longer in annual sampling network | |||||||||||||||
| 16S/1W-13Mb (inter) | 0.31 | no longer in annual sampling network | |||||||||||||||
| 16S/1W-13Md (deep) | 0.31 | 900 | 250 | 7.2 | 107 | 76 | 0.99 | <1 | 4.4 | 77 | 76 | 26 | 4.3 | 0.137 | 0.381 | 0.37 | 0.44 |
| 16S/1W-13Lb (shal) | 0.65 | no longer in annual sampling network | |||||||||||||||
| 16S/1W-13La (inter) | 0.65 | no longer in annual sampling network | |||||||||||||||
| 16S/1W-13Lc (deep) | 0.65 | 910 | 194 | 7.1 | 100 | 134 | 0.78 | <1 | 3.6 | 67 | 117 | 16 | 3.0 | 1.080 | 0.564 | 0.55 | 0.62 |
| 16S/1E-17J4 | 3.85 | 495 | 112 | 6.8 | 32 | 82 | <0.05 | <1 | 2.2 | 45 | 27 | 16 | 3.3 | <0.05 | <0.0005 | <0.03 | 0.38 |
| 16S/1E-17R2 | 3.86 | 1120 | 206 | 6.7 | 105 | 229 | 0.20 | <1 | 4.3 | 122 | 82 | 28 | 3.8 | 5.380 | 0.232 | 0.19 | 0.45 |
| 16S/1E-23E4 | 6.53 | 1240 | 334 | 7.0 | 114 | 174 | 0.19 | <1 | 3.4 | 125 | 106 | 31 | 3.0 | 3.550 | 0.765 | <0.03 | 0.42 |
| 16S/1E-23La | 6.72 | 780 | 142 | 7.0 | 66 | 112 | 0.09 | <1 | 1.6 | 68 | 46 | 23 | 4.3 | 2.040 | 0.324 | <0.03 | 0.30 |
| 16S/1E-24N5 | 8.02 | 520 | 138 | 7.1 | 32 | 51 | <0.05 | <1 | 1.2 | 44 | 35 | 13 | 3.0 | <0.05 | 0.089 | 0.03 | 0.32 |
| Seaside Basin | |||||||||||||||||
| 15S/1E-15N3 (shal) | 345 | 74 | 7.9 | 51 | 18 | 0.09 | <1 | <0.2 | 17 | 40 | 4.6 | 3.5 | <0.05 | <0.0005 | 0.04 | 0.32 | |
| 15S/1E-15N2 (deep) | 970 | 252 | 8.0 | 162 | 43 | 0.13 | <1 | 0.52 | 76 | 111 | 15 | 4.6 | <0.05 | 0.054 | <0.03 | 0.51 | |
| 15S/1E-23Ca (shal) | 805 | 236 | 8.2 | 125 | 42 | <0.05 | 6 | 0.82 | 82 | 86 | 20 | 5.6 | 1.080 | 0.280 | <0.03 | 0.60 | |
| 15S/1E-23Cb (deep) | 1230 | 326 | 8.2 | 194 | 95 | 0.57 | <1 | 1.2 | 113 | 138 | 25 | 7.0 | <0.05 | 0.055 | <0.03 | 0.67 | |
| 15S/1E-15F1 (shal) | 320 | 72 | 8.1 | 61 | 11 | <0.05 | 4 | <0.2 | 19 | 34 | 5.0 | 2.3 | <0.05 | <0.0005 | <0.03 | 0.23 | |
| 15S/1E-15F2 (deep) | 920 | 240 | 7.9 | 168 | 43 | 0.11 | <1 | 0.54 | 76 | 111 | 17 | 4.9 | 0.200 | 0.088 | <0.03 | 0.41 | |
| 15S/1E-15K5 (shal) | 330 | 70 | 8.0 | 56 | 9 | <0.05 | 2 | 0.53 | 26 | 40 | 9.7 | 3.5 | 2.760 | 0.229 | 0.08 | 0.30 | |
| 15S/1E-15K4 (deep) | 800 | 222 | 8.2 | 126 | 38 | 0.07 | <1 | 0.57 | 59 | 97 | 12 | 4.2 | 0.240 | 0.090 | 0.04 | 0.42 | |
| 15S/1E-11Pa (shal) | 340 | 66 | 8.1 | 60 | 12 | <0.05 | <1 | 0.29 | 23 | 36 | 4.4 | 3.7 | <0.05 | <0.0005 | 0.05 | 0.31 | |
| 15S/1E-11Pb (deep) | 450 | 94 | 8.2 | 76 | 15 | <0.05 | <1 | 0.29 | 27 | 54 | 3.7 | 3.6 | <0.05 | <0.0005 | 0.06 | 0.35 | |
| 15S/1E-12Fa (shal) | 350 | 70 | 8.1 | 65 | 12 | <0.05 | <1 | 0.20 | 21 | 39 | 5.2 | 2.0 | <0.05 | <0.0005 | <0.03 | 0.27 | |
| 15S/1E-12Fc (deep) | 380 | 80 | 8.1 | 66 | 13 | 0.06 | <1 | 0.41 | 23 | 42 | 5.6 | 3.0 | 0.560 | 0.053 | 0.05 | 0.33 | |
| 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. | |||||||||||||||||