Umpqua Basin Agricultural Water Quality Management Area Plan November 2020 Developed by the Oregon Department of Agriculture With input from the: Umpqua Basin Local Advisory Committee Douglas Soil and Water Conservation District & Umpqua Soil and Water Conservation District Oregon Department of Agriculture Douglas SWCD Umpqua SWCD Water Quality Program Roseburg, OR Reedsport, OR 635 Capitol Street NE (541) 957-5061 (541) 662-1341 Salem, Oregon 97301 Phone: (503) 986-4700 Website: oda.direct/AgWQPlans (This page is blank) Table of Contents Acronyms and Terms .................................................................................................................. i Preface ....................................................................................................................................... ii To: Agricultural Landowners of Douglas County ............................................................. iii Foreword .................................................................................................................................. iv Required Elements of Area Plans ............................................................................................. iv Plan Content ............................................................................................................................. iv Chapter 1: Agricultural Water Quality Program .................................................................. 1 1.1 Purpose of Agricultural Water Quality Program and Applicability of Area Plans 1 1.2 History of the Ag Water Quality Program ............................................................... 1 1.3 Roles and Responsibilities ......................................................................................... 2 1.3.1 Oregon Department of Agriculture ................................................................................................... 2 1.3.2 Local Management Agency ............................................................................................................. 5 1.3.3 Local Advisory Committee .............................................................................................................. 5 1.3.4 Agricultural Landowners ................................................................................................................. 5 1.3.5 Public Participation.......................................................................................................................... 6 1.4 Agricultural Water Quality ...................................................................................... 6 1.4.1 Point and Nonpoint Sources of Water Pollution .................................................. 6 1.4.2 Beneficial Uses and Parameters of Concern ...................................................................................... 6 1.4.3 Impaired Waterbodies and Total Maximum Daily Loads ................................... 7 1.4.4 Oregon Water Pollution Control Law – ORS 468B.025 and 468B.050 ............... 7 1.4.5 Streamside Vegetation and Agricultural Water Quality ..................................... 8 1.4.6 Soil Health and Agricultural Water Quality ........................................................ 9 1.5 Other Water Quality Programs .............................................................................. 10 1.5.1 Confined Animal Feeding Operation Program .................................................. 10 1.5.2 Groundwater Management Areas ...................................................................... 10 1.5.3 The Oregon Plan for Salmon and Watersheds ................................................... 10 1.5.4 Pesticide Management and Stewardship ............................................................ 10 1.5.5 Drinking Water Source Protection ..................................................................... 11 1.5.6 Oregon’s Coastal Management Program ........................................................... 11 1.6 Partner Agencies and Organizations ...................................................................... 11 1.6.1 Oregon Department of Environmental Quality ................................................. 11 1.6.2 Other Partners ..................................................................................................... 12 1.7 Measuring Progress ................................................................................................. 12 1.7.1 Measurable Objectives ........................................................................................ 12 Umpqua Agricultural Water Quality Management Area Plan November 2020 1.7.2 Land Conditions and Water Quality .................................................................. 13 1.7.3 Focused Implementation in Small Geographic Areas ........................................ 13 1.8 Progress and Adaptive Management ...................................................................... 14 1.8.1 Biennial Reviews .................................................................................................. 14 1.8.2 Agricultural Water Quality Monitoring ............................................................. 14 Chapter 2: Local Background ............................................................................................ 17 2.1 Local Roles .............................................................................................................. 17 2.1.1 Local Advisory Committee.................................................................................. 17 2.1.2 Local Management Agency ................................................................................. 18 2.2 Area Plan and Area Rules: Development and History .......................................... 18 2.3 Geographical and Physical Setting ......................................................................... 18 2.3.1 Location, Water Resources, Land Use, Land Ownership, Agriculture ............. 18 2.4 Agricultural Water Quality .................................................................................... 19 2.4.1 Water Quality Issues ........................................................................................... 19 2.4.2 Local Issues of Concern, Sources of Impairment, Pollution Prevention/Control . .............................................................................................................................. 21 2.5.1 Nutrient Management ......................................................................................... 22 2.5.2 Riparian/Streamside Area Management ............................................................ 23 2.5.3 Soil Erosion Prevention and Control .................................................................. 24 2.5.4 Bacteria ................................................................................................................ 25 2.5.5 Temperature ........................................................................................................ 26 2.5.6 Waste Management ............................................................................................. 27 2.5.7 Livestock Management, Irrigation Management, Estuarine Management ...... 28 Chapter 3: Implementation Strategies ................................................................................ 31 3.1 Measurable Objectives and Strategic Initiatives .................................................... 32 3.1.1 Management Area ............................................................................................... 32 3.1.2 Focus Areas and Other Coordinated Efforts in Small Watersheds................... 32 3.1.3 Pesticide Stewardship Partnerships .................................................................... 33 3.2 Proposed Activities .................................................................................................. 34 3.3 Water Quality and Land Condition Monitoring .................................................... 34 3.3.1 Water Quality ...................................................................................................... 34 3.4 Education and Outreach ......................................................................................... 35 3.5 Conservation Planning and Conservation Activities ............................................. 37 Umpqua Agricultural Water Quality Management Area Plan November 2020 3.6 Funding .................................................................................................................... 38 3.7 Monitoring and Evaluation ..................................................................................... 38 Chapter 4: Progress and Adaptive Management ................................................................ 41 4.1 Measurable Objectives and Strategic Initiatives .................................................... 41 4.1.1 Management Area ............................................................................................... 41 4.1.2 Focus Areas and Other Focused Efforts in Small Watersheds .......................... 41 4.1.3 Pesticide Stewardship Partnership ..................................................................... 43 4.2 Activities and Accomplishments ............................................................................. 43 4.3 Water Quality and Land Condition Monitoring .................................................... 44 4.3.1 Water Quality .....................................................................................................