Utah State University Extension
Runoff from improperly stored or managed manure can lead to contamination of groundwater and surface water. Land application of manure at proper agronomic rates or composting of manure conserves nutrients contained in the manure and minimizes leaching and runoff of contaminants.
Mesner, Nancy, "How to Manage Stored Manure and Protect Your Water - Homeowner Fact Sheet" (2012). All Current Publications. Paper 1197.