indicators of seawater intrusion - Seasidebasinwatermaster.org

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FINAL DRAFTData showing unintruded waterand incipient seawater intrusionArrows show path ofexpected mixing lineSulfate (SO4) + Chloride (Cl)20 40 60 8080Calcium (Ca) + Magnesium (Mg)604020Data showing advancedseawater intrusionTypicalSeawaterMagnesium (Mg)20 40 60 80Mg SO 42020Sodium (Na) + Potassium (K)40406060808080 60 40 20Carbonate (CO3) + Bicarbonate (HCO3)80 60 40 208060Sulfate (SO4)4020Ca80 60 40 20 Na+K HCO 3+CO3 20 40 60 80 ClCalcium (Ca)Chloride (Cl)%meq/lC A T I O N SA N I O N SFigure E‐1: Example Piper Diagram for Seawater Intrusion, Pajaro Valley(Data source: PVWMA)Seawater Intrusion Response PlanNovember 19, 2008 E-2
FINAL DRAFTSulfate (SO4) + Chloride (Cl)20 40 60 8080Calcium (Ca) + Magnesium (Mg)604020PCA West - ShallowPCA East - ShallowOrd Terrace - ShallowMSC - ShallowFort Ord 10 - ShallowFort Ord 9 - ShallowSeawater (typical)Magnesium (Mg)20 40 60 80Mg SO 42020Sodium (Na) + Potassium (K)40406060808080 60 40 20Carbonate (CO3) + Bicarbonate (HCO3)80 60 40 208060Sulfate (SO4)40 20Ca80 60 40 20 Na+K HCO 3+CO3 20 40 60 80 ClCalcium (Ca)Chloride (Cl)C A T I O N S%meq/lA N I O N SFigure E‐2: Piper Diagram for Shallow Zone Seaside Groundwater BasinMonitoring Wells, August 2008(Data source: MPWMD)Seawater Intrusion Response PlanNovember 19, 2008 E-3
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FINAL DRAFTTABLE OF CONTENTSSECTION
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FINAL DRAFTSECTION 1BACKGROUND AND
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FINAL DRAFTSECTION 2CONSISTENCY WIT
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FINAL DRAFTThere is no requirement
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FINAL DRAFT3.1 INDICATORS OF SEAWAT
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FINAL DRAFTCHLORIDE CONCENTRATION T
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FINAL DRAFTTable 2: Sodium/Chloride
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FINAL DRAFTOTHER FACTORSGroundwater
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FINAL DRAFTSECTION 4SEAWATER INTRUS
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FINAL DRAFT• Identify and/or inst
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FINAL DRAFTSECTION 5REFERENCESBachm
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FINAL DRAFTAPPENDIX A:OVERVIEW OF S
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FINAL DRAFTaquitards, which transmi
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FINAL DRAFTCross-hatchingshows seaw
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FINAL DRAFTplot along a straight li
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FINAL DRAFTFigure 5: Piper Diagram
Page 35 and 36: FINAL DRAFTINCREASING CHLORIDE CONC
Page 37 and 38: FINAL DRAFT2500220001.6Chloride (mg
Page 39 and 40: FINAL DRAFTOTHER INDICATORSHem (198
Page 41 and 42: FINAL DRAFTAPPENDIX B:HISTORICAL CH
Page 43 and 44: FINAL DRAFT450400Chloride Concentra
Page 51 and 52: FINAL DRAFT250Chloride Concentratio
Page 53 and 54: FINAL DRAFT250Chloride Concentratio
Page 55 and 56: FINAL DRAFTAPPENDIX C:STATISTICAL T
Page 57 and 58: FINAL DRAFTWhere n equals the numbe
Page 59 and 60: FINAL DRAFT[ Cl−]average56 + 54 +
Page 61 and 62: FINAL DRAFT4) Because ‐13 is less
Page 63 and 64: FINAL DRAFTTable C‐4: Pearson’s
Page 65 and 66: FINAL DRAFT90085Chloride Concentrat
Page 67 and 68: FINAL DRAFT908.585Chloride Concentr
Page 69 and 70: FINAL DRAFT8007570Chloride Concentr
Page 71 and 72: FINAL DRAFTAPPENDIX D:HISTORICAL SO
Page 73 and 74: FINAL DRAFT1.61.41.210.80.60.40.20S
Page 83 and 84: 0Aug-04Aug-05Aug-06Aug-07Aug-08Aug-
Page 85: FINAL DRAFTAPPENDIX E:PIPER DIAGRAM
Page 89 and 90: FINAL DRAFTAPPENDIX F:STIFF DIAGRAM
Page 91 and 92: FINAL DRAFTCations meq/l Anions30 2
Page 93: FINAL DRAFTSBWM-1Sample taken at1,1
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indicators of seawater intrusion - Seasidebasinwatermaster.org

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