An Analysis of Wild Rice at Houghton Lake, MI - impact on waterfowl, fisheries and water quality due to the loss of wild rice in Houghton Lake, MI.

Archived Superfund Sites - (EPA) - Listing of archived superfund sites by Michigan County.

Configuration of Freshwater/Saline-Water Interface & Geologic Controls on Distribution of Freshwater in a Regional Aquifer System, Central Lower Michigan - (USGS)

County Statistics - statistics for each Michigan County such as field crops planted and harvested, population, social, economic and housing characteristics, crime, etc.

Ecosystem Management at Houghton Lake, MI with Emphasis on Wild Rice (zizania aquatica) ecology - study on decline of waterfowl on Houghton Lake due partially to the decline in wild rice.

Effects of Residential Development on the Water Quality of Higgins Lake - 1995-99 study of the effects of residential development on the water quality of Higgins Lake.

General Land Office Plats - Roscommon Co. - (MDNR) - plat maps derived from original surveyor notes of the State of Michigan conducted in early to mid 1800s. You can click on each specific township for local information.

Higgins Lake Watershed Management Plan - a management plan for nonpoint source pollution reduction.

Houghton Lake 2004 Aquatic Vegetation Monitoring Survey - (Progressive AE) - Post-treatment data of aquatic vegetation was compared with pre-treatment aquatic vegetation of 2001. Contact MRWA.

Hydroacoustic Assessment of Pre- and Post-treatment Vegetation - Houghton Lake - USACE - comparison of hydroaccoustic changes in submersed vegetation. Contact MRWA.

Inland Lakes Sediment Trends: Sediment Analysis Results for Five Michigan Lakes - (MDEQ & MSU) - activities and findings of the first year (99-00) of sediment trend component - Higgins Lake is one of five lakes.

Inland Lakes Sediment Trends: Sediment Analysis Results for Five Michigan Lakes - (MDEQ & MSU) - activities and findings of third year (01-02) of sediment trend component.

Michigan Lake Finder for Roscommon County - database of Michigan lakes by name, county or fish species. Also, gives depth, acreage and fish species of each lake.

Report on a Preliminary Investigation of the Muskegon River Flooding Project - (Institute for Fisheries Research) - 1938 report

Section 302 Reconnaissance Report on Aquatic Plant Control for Houghton Lake and Lake St. Helen, MI - feasibility study in 1986 of providing measures for the control of aquatic growth in these two lakes. Contact MRWA.

Selected Chemical Trends in Sediments in Higgins Lake - four major processes controlling chemical loading to Higgins Lake.

Water Area and Land Area Percentages for Roscommon County