Studies and Publication about Higgins Lake Watershed Report Higgins Lake 2022 Limnological Evaluation & Revised Lake Management Plan Roscommon County, Michigan; by Restorative Lake Sciences, Dr. Jennier Jermalowica-Jone, PhD, CLP. Water Resources Director Report Higgins Lake Improvement Plan by Restorative Lake Sciences, Dr. Jennier Jermalowica-Jone, PhD, CLP. Report Changes in Near Shore Water Quality from 1995 to 2014 and associated linkages to septic systems in Higgins Lake (Michigan State University) Report Higgins Lake Watershed Management Plan. Huron Pines 2007 Report Summary Report of Chemical and Biological condition in Higgins Lake. Summer 2023; By Dr. Mark Luttenton; (Grand Valley State University) Report DNR Fishery Research Report 2023; By Mark A. Tonello Report An Overview of the need for a Sewer System on Higgins Lake by Dr. Mark Luttenton (Grand Valley State University) Reports Several state, Texas, Utah and Minnesota have put into law Septic density standards. Click reports to see them. Report Central Michigan Health Department water testing. Report Pharmaceuticals and Personal Care Products (PPCPs) in Higgins Lake, By Hui Li, PhD; (Michigan State University) November 2022 Report How Drugs Enter Higgins Lake By Wayne Brooks, Registered Pharmacist Report Evaluation and critique of Higgins Lake phosphorus loading estimates (Limnotech Nov 2021)