STATUS OF GREEN LAKE

Status of Green Lake Lake Management Plan Approved Lake Management Plan Approved Three Grants Awarded Three Grants Awarded –Protection Grant $200,000 –Two Small Scale Planning Grants Green Lake Tributary buffer assessment Green Lake Tributary buffer assessment Green Lake Virtual Tour Green Lake Virtual Tour Aquatic Invasive Species Control Grant Aquatic Invasive Species Control Grant –County A Estuary, Beyer’s Cove, City Millpond Diagnostic Feasibility Study Diagnostic Feasibility Study –Silver Creek

Impaired list (303 d) for Oxygen and Phosphorus Total Phosphorus > mg/l Total Phosphorus > mg/l Oxygen very low at foot depth in Summer Oxygen very low at foot depth in Summer –3-7 ppm early 1900’s –< 1 ppm today Cause: Primarily from non-point pollution and internal loading Cause: Primarily from non-point pollution and internal loading

Aquatic Plants vs. No Aquatic Plants Silver Creek Estuary County K Marsh

County K Marsh Water Quality on 8/16/13 Turbid algal state – very few plants Turbid algal state – very few plants

TMDL Total Maximum Daily Load via Clean Water Act Total Maximum Daily Load via Clean Water Act –Maximum amount of Phosphorus that a body of water can receive while still meeting water quality standards –TMDL completed by early funds available to help meet Phosphorus reduction goals 319 funds available to help meet Phosphorus reduction goals

Partner Accomplishments Additional USGS Monitoring Additional USGS Monitoring Approved Lake Improvement Grants Approved Lake Improvement Grants –AIS Coordinator for Green Lake/Marquette –Upland Buffer Inventory –Federal NRCS Funding –Big Green Lake Implementation Grant –Virtual Big Green Lake Watershed Tour

Partner Accomplishments Pending Lake Improvement Grants Pending Lake Improvement Grants − New (second) Aquatic Plant Harvester − AIS Control Grant

Plans for Improving & Protecting Big Green Lake Short Term: Short Term: –New Aquatic Plant Harvester –AIS Control Grant for Actual Treatment –Procure Funding for Long-Term Plans

Plans for Improving & Protecting Big Green Lake Long Term: Long Term: –Implement Best Management Practices (BMPs) –BMPs to Reduce Phosphorus Loading to Lake –Revitalization of Adjacent Shallow Water Systems (Silver Creek, City Millpond, Beyers Cove & K Estuary) K Estuary) –Implement Lake Management Plan (LMP)

LAND CONSERVATION Conservation Practices to be Designed Conservation Practices to be Designed − 2012 signup* = 62 practices; $353,000 − 2013 signup* = 51 practices; $233,000 * USDA National Water Quality Initiative

Summary Truly a Team Effort. County’s major role is technical staff support. The Land Conservation Department is going to do everything that we can to meet goals.