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- SUMMARY PRESENTATION
- FOR
- OZAUKEE COUNTY
- BOARD OF SUPERVISORS
- OCTOBER 1, 2003
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- CONDUCT BASIC GROUNDWATER INVENTORIES (WORK COMPLETED IN 2001). (REPORT
RECENTLY PUBLISHED)
- COLLECT ADDITIONAL INVENTORY DATA AND DEVELOP REGIONAL GROUNDWATER
SIMULATION MODEL FOR SHALLOW AND DEEP AQUIFERS. MODEL DEVELOPMENT IS
UNDERWAY (MODEL COMPLETED. DOCUMENTATION TO BE FINALIZED BY OCTOBER
2003)
- PREPARE REGIONAL WATER SUPPLY SYSTEM PLAN CONSIDERING BOTH SURFACE AND
GROUNDWATER SYSTEMS (PROSPECTUS RECENTLY PUBLISHED)
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- AREAS SERVED BY PUBLIC
- AND PRIVATE WATER SUPPLY
SYSTEMS IN SOUTHEASTERN WISCONSIN: 2000
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- GENERALIZED WATER TABLE ELEVATION FOR PORTION
OF OZAUKEE COUNTY
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- DEPTH TO BEDROCK IN SOUTHEASTERN WISCONSIN
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- DEEP AQUIFER SYSTEM. HISTORIC AND CONTINUED DRAWDOWN OF UP TO FOUR TO
FIVE FEET PER YEAR. QUALITY CONCERNS IN SOME SYSTEMS RELATE TO RADIUM
AND DISSOLVED SOLIDS. ARSENIC IS ALSO A CONCERN IN SOME DEEP AND SHALLOW
AQUIFER SYSTEMS
- SHALLOW AQUIFER SYSTEM. THERE ARE SUSTAINABILITY AND POTENTIAL SURFACE
WATER AND WETLAND BASE FLOW IMPACTS IF USES GREATLY INCREASE,
PARTICULARLY IF THIS AQUIFER IS USED AS AN ALTERNATIVE TO THE DEEP
AQUIFER
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- LAKE MICHIGAN. TREATED WATER IS AN AMPLE, HIGH-QUALITY SOURCE. ITS USE
IS CONSTRAINED BY DIVERSION LAWS AND POLICIES. CURRENT TREATMENT PLANTS
HAVE SUBSTANTIAL POTENTIALLY EXCESS CAPACITY
- WATER SUPPLY. INCREASED DEMANDS FOR WATER WEST OF THE SUBCONTINENTAL
DIVIDE
- POTENTIAL USE CONFLICTS. NEED TO COORDINATE PUBLIC AND PRIVATE WATER
SUPPLY PLANNING EFFORTS TO AVOID FUTURE CONFLICTS
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- FOCUS OF REGIONAL WATER SUPPLY PLAN
- DEVELOPMENT OF POTENTIAL WATER SERVICE AREAS
- FORECASTS OF FUTURE WATER SUPPLY DEMAND (2040)
- DESCRIPTION OF LEGAL IMPLICATIONS ON LAKE MICHIGAN WATER USE AND
RELATIONSHIP TO SUBCONTINENTAL DIVIDE
- EVALUATION OF ALTERNATIVES AND DEVELOPMENT OF SYSTEM RECOMMENDATIONS ON
SOURCES OF SUPPLY
- GENERALIZED WELL CAPACITY AND SITING
- DELINEATION OF MAJOR INTERCOMMUNITY FACILITIES
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- FOCUS OF REGIONAL WATER SUPPLY PLAN (continued)
- DELINEATION AND RECOMMENDATIONS FOR GROUNDWATER RECHARGE AREAS
- EVALUATION OF IMPACTS AND RECOMMENDATIONS ON OBJECTIVES FOR WATER
CONSERVATION AND REUSE
- OVERALL REGIONAL SYSTEM IMPACT EVALUATION, INCLUDING GROUND- AND SURFACE
WATER IMPACTS
- EVALUATION OF INSTITUTIONAL STRUCTURE
- RELATIONSHIP AND IMPACTS ON REGION SEWERAGE SYSTEMS
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- ALTERNATIVE SOURCES OF WATER SUPPLY
- BASIC OPTIONS - COMBINATIONS OF THESE ARE ALSO A CONSIDERATION FOR EACH
SERVICE AREA:
- SANDSTONE AQUIFER, INCLUDING TREATMENT AND SOLIDS DISPOSAL, AS NEEDED
- SHALLOW AQUIFER (DOLOMITE OR SAND/GRAVEL)
- LAKE MICHIGAN
- OTHER SURFACE WATERS – DIRECT
(NOT VIABLE FOR MUNICIPAL SOURCE)
- OTHER SURFACE WATERS - ALLUVIUM
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