Mahomet Aquifer Protection Task Force

The Mahomet Aquifer Protection Task Force was created by Public Act 100-0403 to address the issue of maintaining the clean drinking water of the Mahomet Aquifer. Task Force members are required to conduct a study of the Mahomet Aquifer to:

  • Develop a State plan to maintain the groundwater quality of the Mahomet Aquifer;
  • Identify potential and current contamination threats to the water quality of the Mahomet Aquifer;
  • Identify actions that might be taken to ensure the long-term protection of the Mahomet Aquifer; and
  • Make legislative recommendations for future protection of the Mahomet Aquifer

Full Committee - Meeting Information

DateLocationAgenda & Public NoticeMinutesPresentations
September 17, 2018
11:00 am

Illinois State Capitol
Committee Rm 212
401 South 2nd Street
Springfield, IL 62701

Agenda

Public Notice

August 20, 2018
11:30 am
Champaign County Board Lyle Shields Meeting Room 
Brookens Administrative Center 
1776 East Washington Street Urbana, IL 61802-4581

Agenda

Public Notice

August 6, 2018
11:30 am
Jeld-Wen Windows & Doors
201 Evans Road
Rantoul, IL 61866

Agenda

Public Notice

Draft Minutes

Chris Stohr presentation

Christ Stohr handout

July 16, 2018
10:00 am
Illinois Farm Bureau (Earl Smith Hall)
1701 Towanda Ave.
Bloomington, IL 61701

Agenda

Public Notice

June 18, 2018
10:00 am
Mahomet-Seymour High School (Auditorium)
302 W. State Street
Mahomet, IL 61853

Agenda

Public Notice

Draft Minutes

MATF Presentation (Final)

Recommendations on Research, Management, and Protection of the Mahomet Aquifer

Peoples Gas Investigation

April 30, 2018
10:00 am
Town of Normal Multipurpose Room #409
Uptown Station
11 Uptown Circle
Normal, IL 61761

Draft Agenda

Public Notice

Final Minutes
March 26, 2018
10:00 am
Champaign County Board Lyle Shields Meeting Room
Brookens Administrative Center
1776 East Washington Street Urbana, IL 61802-4581

Draft Agenda

Public Notice

Approved Minutes

ISWS-Jason Thomason

ISWS-Randy Locke

February 23, 2018
10:00 am
First Christian Church
3350 N. MacArthur Road Decatur, IL 62526

Agenda

Public Notice

Approved Minutes

ILEPA - Rick Cobb

ISWS - George Roadcap

Sub Committees - Meeting Information

Sub-Committee A - Contamination Threat

DateLocationAgenda & Public NoticeMinutesPresentations
September 17, 2018
9:00 am

Illinois State Capitol
Committee Rm 212
401 South 2nd Street
Springfield, IL 62701

Agenda

Public Notice

August 20, 2018
10:30 am
Champaign County Board Lyle Shields Meeting Room 
Brookens Administrative Center 
1776 East Washington Street Urbana, IL 61802-4581

Agenda

Public Notice

Draft Outline

Draft Threat Definition

August 6, 2018
9:00 am
Jeld-Wen Windows & Doors
201 Evans Road
Rantoul, IL 61866

Agenda

Public Notice

Draft Minutes

Threat Matrix 7-30-2018

Aquifer Protection Worksheet

Mahomet Groundwater Systems

July 16, 2018
1:30 pm
Illinois Farm Bureau (Earl Smith Hall)
1701 Towanda Ave.
Bloomington, 61701

Agenda

Public Notice

June 18, 2018
1:30 pm
Mahomet-Seymour High School (Auditorium)
302 W. State Street
Mahomet, IL 61853

Agenda

Public Notice

Draft Minutes

Threat Screening Conceptual Model

Analysis Community Water Supply Reports

May 21, 2018
10:00 am
Champaign County Board
Lyle Shields Meeting Room
Brookens Administrative Center
1776 East Washington Street
Urbana, IL 61802-4581

Agenda

Public Notice

SCA Memo 1

Draft MinutesThreat
April 23, 2018
10:30 am
Champaign County Board Lyle Shields Meeting Room
Brookens Administrative Center
1776 East Washington Street
Urbana, IL 61802-4581

Agenda

Public Notice

Draft Minutes

Sub-Committee B - Protection

DateLocationAgenda & Public NoticeMinutesPresentations
September 17, 2018
9:30 am

Illinois State Capitol
Committee Rm 212
401 South 2nd Street
Springfield, IL 62701

Agenda

Public Notice

September 4, 2018
10:00 am
Champaign County Board Lyle Shields Meeting Room 
Brookens Administrative Center 
1776 East Washington Street Urbana, IL 61802-4581

Agenda

Public Notice

August 20, 2018
9:00 am
Champaign County Board Lyle Shields Meeting Room 
Brookens Administrative Center 
1776 East Washington Street Urbana, IL 61802-4581

Agenda

Public Notice

Draft MinutesJim Risley Presentation
August 6, 2018
9:00 am
Jeld-Wen Windows & Doors
201 Evans Road
Rantoul, IL 61866

Agenda

Public Notice

Draft Minutes

Jim Risley Presentation

Jim Risley Photo Board

MART Recommendations for MAPTF with Appendix B8-6

July 9, 2018
10:00 am
City of Monticello
Municipal Center
210 N. Hamilton St.
Monticello, Illinois 61856

Agenda

Public Notice

Draft Minutes
June 1, 2018
10:00 am
Livingston Center
224 E. Livingston St.
Monticello, Illinois 61856

Agenda

Public Notice

Draft MinutesBill Compton
April 16, 2018
10:30 am
Champaign County Board
Lyle Shields Meeting Room
Brookens Administrative Center
1776 East Washington Street
Urbana, IL 61802-4581

Agenda

Public Notice

Draft Minutes

Public Comments Received

Contact Information

Illinois EPA
Office of Community Relations
Barb Lieberoff
217-524-3038
barb.lieberoff@illinois.gov

Reference Materials

Reports, Publications and Planning Documents

Illinois EPA 2012 Integrated Water Quality Report: Illinois EPA has done a focused evaluation the CWS probabilistic network wells screened in the Mahomet Aquifer. Information related to this evaluation is found in our 2012 Integrated Water Quality Report - Volume II, specifically pages 39 - 49 and Figures C-8 and C-9 on pages 22 and 24, respectively.

Illinois EPA's Groundwater Quality Protection Program webpage has links to program details and resources including the documents Groundwater Protection by Local Governments and Guidance Document for Groundwater Protection Needs Assessment

Illinois EPA Source Water Assessment Protection Program GIS Tool

"Meeting East-Central Illinois Water Needs to 2050: Potential Impacts on the Mahomet Aquifer and Surface Reservoirs"

The Mahomet Aquifer Consortium: "A Plan to Improve the Planning and Management of Water Supplies in East-Central Illinois"

Natural Gas Working group

"Anomalous Groundwater Pressure Responses in the Mahomet Aquifer Near the Manlove Gas Storage Field" - George Roadcap, PhD, Illinois State Water Survey

Geologic Cross Sections of Quaternary Deposits Across the Manlove Gas Storage Field Area, Champaign County, Illinois - Andrew J. Stumpf, Illinois State Geological Survey, Prairie Research Institute

Example Ordinances

The Central Region Groundwater Protection Committee’s web page includes links to the Tazewell County Groundwater Protection Ordinance and the City of Pekin’s Overlay Wellhead Ordinance

Videos

Video on 3-D mapping that includes 3D redering of the Mahomet Aquifer: Barb Stiff - ISGS 

Video on Recharge Rates of the Mahomet Aquifer: George Roadcap - ISWS