Agricultural drainage

• Impact of agricultural drainage in Minnesota

• How agricultural drainage works

• Q&A: Drainage water management for the Midwest

Decide if drainage is right for your farm

• Evaluating a subsurface drainage project and its alternatives

• Key considerations: Planning an agricultural drainage system

• FAQs: Subsurface drainage in the Red River Valley

• Drainage issues and answers

Plan a drainage system

• Designing a subsurface drainage system

• Pumped outlets for subsurface drainage

• Minnesota drainage guide

Tools and calculators

• Online drainage calculators

• Minnesota drainage calculators

• Drainage slide rule

• Prinsco drainage calculator

• ADS apps

• Nitrates in Minnesota drainage water

• How to reduce nitrogen loads from drained Midwest cropland

• Minnesota drainage law (Chapter 103E)

• Minnesota Public Drainage Manual

Drainage history: The Upper Midwest