Drainage Water Management for Midwestern Row Crop Agriculture Agricultural Drainage Management Coalition P.O. Box 592 Owatonna, MN 55060 507.451.0073 Conservation Innovation Grant 68-3A75-6-116 Conservation Innovation Grant 68-3A75-6-116 TABLE OF CONTENTS Glossary ........................................................................................................................................................ 5 Introduction ................................................................................................................................................... 7 Project Activities ........................................................................................................................................... 9 Collaborators ............................................................................................................................................... 11 CIG Executive Summary ............................................................................................................................ 15 Demonstration Fields Sites ......................................................................................................................... 23 Indiana Site Descriptions ....................................................................................................................... 23 Indiana Water Management Plan ........................................................................................................... 32 Indiana Cropping and Yield data............................................................................................................. 37 Iowa Site Descriptions ............................................................................................................................ 41 Iowa Water Management Plan ................................................................................................................ 50 Iowa Cropping and Yield Data ................................................................................................................ 64 Ohio Site Descriptions ............................................................................................................................ 69 Ohio Water Management Plan ................................................................................................................ 79 Ohio Cropping and yield Data ................................................................................................................ 88 Minnesota Site Descriptions .................................................................................................................... 93 Minnesota Water Management Plan ..................................................................................................... 106 Minnesota Cropping and Yield Data ..................................................................................................... 110 Illinois Site Descriptions ...................................................................................................................... 115 Illinois Water Management Plan ........................................................................................................... 124 Illinois Cropping and Yield Data .......................................................................................................... 128 CIG Results ............................................................................................................................................... 133 Indiana Precipitation ............................................................................................................................ 135 Indiana Drainage Outflow ..................................................................................................................... 135 Indiana Crop Yields ............................................................................................................................. 139 Iowa Precipitation ................................................................................................................................ 147 Iowa Drainage Outflow ........................................................................................................................ 149 Iowa Crop Yields ................................................................................................................................. 157 Ohio Precipitation ................................................................................................................................ 163 Ohio Drainage Outflow ....................................................................................................................... 163 Ohio Crop Yields ................................................................................................................................ 164 Minnesota Precipitation ...................................................................................................................... 173 Minnesota Drainage Outflow .............................................................................................................. 174 Minnesota Crop Yields ........................................................................................................................ 176 Illinois Precipitation ........................................................................................................................... 187 Illinois Drainage Outflow ..................................................................................................................... 189 Illinois Crop Yields ............................................................................................................................... 192 Agricultural Drainage Management Coalition Page 1 Conservation Innovation Grant 68-3A75-6-116 Agricultural Drainage Management Coalition Page 2 Conservation Innovation Grant 68-3A75-6-116 Costs of Installation ................................................................................................................................... 205 Outreach & Communication Network ...................................................................................................... 207 Indiana ................................................................................................................................................... 209 Iowa ....................................................................................................................................................... 211 Ohio ....................................................................................................................................................... 213 Minnesota .............................................................................................................................................. 215 Illinois ................................................................................................................................................... 219 Agricultural Drainage Management Coalition ...................................................................................... 221 Potential for Transferability of Results ..................................................................................................... 225 Indiana ................................................................................................................................................... 227 Iowa ...................................................................................................................................................... 229 Ohio ...................................................................................................................................................... 231 Minnesota .............................................................................................................................................. 233 Illinois ................................................................................................................................................... 235 Conclusions & Recommendations ............................................................................................................ 237 Indiana ................................................................................................................................................... 237 Iowa ...................................................................................................................................................... 239 Ohio ...................................................................................................................................................... 257 Minnesota .............................................................................................................................................. 259 Illinois ................................................................................................................................................... 261 Agricultural Drainage Management Coalition ...................................................................................... 263 CIG Challenges ......................................................................................................................................... 265 References ................................................................................................................................................. 267 Agricultural Drainage Management Coalition Page 3 Conservation Innovation