ERMUSR OTHER BUSINESS 05-08-2012

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Table of Contents Page Executive Summary .............................................................................................................................. ...vi Chapter 1.0lntroduction ....................................................................................................................... .... 1 Chapter 2.0 Identification and Assessment of the Data Elements Used to Prepare the Plan ............... .... 1 Chapter 3.0 Delineation of the Wellhead Protection Area, Drinking Water Supply Management Area, and Vulnerability Assessments ................................................................................ .... 4 Chapter 4.0 Assigning Risk to Potential Contamination Sources ......................................................... .... 5 Chapter 5.0 Impact of Land- and Water- Use Changes on the Public Water Supply Well(s) .............. .... 6 Chapter 6.0 Issues, Problems, and Opportunities ................................................................................. .... 7 Chapter 7.0 Existing Authority and Support Provided by Local, State, and Federal Govemments..... ....9 Chapter 8.0 Goals .................................................................................................................................. ..12 Chapter 9.0 Objectives and Plan of Action ........................................................................................... ..14 Chapter 10.0 Evaluation Program ......................................................................................................... ..19 Chapter 11.0 Contingency Strategy ...................................................................................................... ..19 Chapter 12.0 Glossary of Terms ........................................................................................................... ..19 Chapter ] 3.0 List of Acronyms ............................................................................................................. ..21 Chapter 14.0 References ............... Chapter 15.0 Figures List of Figures Figure 1: Regional Location Map ................................ Figure 2: ERMU Municipal Well Location Map ........ Figure 3: Groundwater Flow Field Map ...................... Figure 4: Groundwater Flow Field Map ...................... Figure 5: Wellhead Protection Areas Map .................. Figure 6: Drinking Water Supply Management Area. Figure 7: ERMU DWSMA Map ................................. Figure 8: Surficial Geology of the DWSMA .............. Figure 9: DWSMA Vulnerability ................................ Figure 10: Sherburne County Map ................................ Figure 11: Anoka County Map ...................................... Figure 12: Wright County Map ..................................... Figure 13: Otsego City Map .......................................... Figure 14: Elk River Land Use Map ............................. Figwe 15: Elk River Zoning Map ................................. Figure 16 Wel] 5 IWHPZ Map ..................................... Figure 17 We115 Sewer/Sanitary Map ......................... ..................... 21 24 ................24 ......................25 .................26 ..............27 .......................28 ......................29 ....................30 ...............31 .............32 .................33 ......................34 ........................ 3 5 ......................36 .......................37 .............38 ....39 ......................40 iv