City of Mattoon, Illinois

Official Government Website for the City of Mattoon, Illinois

City of Mattoon, Illinois

Official Government Website for the City of Mattoon, Illinois

News2024-04-26T11:17:16-05:00

City of Mattoon News

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City of Mattoon, Illinois - Municipality

City of Mattoon, Illinois - Municipality

www.mattoon.illinois.gov

CITY OF MATTOON
WATER QUALITY UPDATE – July 31, 2025
CURRENT SAMPLE

Sample collected on July 31st showed non-detectable levels of harmful algal bloom neurological toxin in the drinking water at 0.000 ppb which is considered non-detect under the EPA recommended advisory levels of .30 ppb.

We will continue to sample per-EPA guidelines. The next sample date as recommended by the IEPA will be taken on Monday, August 4th. Moving forward test results will be posted to the City’s website when sample results are returned.

PAST SAMPLES
Sample collected on July 28th showed non-detectable levels of harmful algal bloom neurological toxin in the drinking water at 0.042 ppb which is considered non-detect under the EPA recommended advisory levels of .30 ppb.

Sample collected on July 24th showed non-detectable levels of harmful algal bloom neurological toxin in the drinking water at 0.038 ppb which is considered non-detect under the EPA recommended advisory levels of .30 ppb.

Sample collected on July 21st showed non-detectable levels of harmful algal bloom neurological toxin in the drinking water at 0.14 ppb which is considered non-detect under the EPA recommended advisory levels of .30 ppb.

Samples collected on July 16th showed harmful algal bloom neurological toxin in the drinking water at .215 ppb which is under the EPA recommended advisory levels of .30 ppb.

Samples collected on July 17th showed harmful algal bloom neurological toxin in the drinking water at .058 ppb which is considered non-detect under the EPA recommended advisory levels of .30 ppb.

Samples collected on July 18th showed harmful algal bloom neurological toxin in the drinking water at .10 ppb which is considered non-detect under the EPA recommended advisory levels of .30 ppb.

WHAT ACTIONS HAS THE CITY OF MATTOON TAKEN TO CORRECT THE PROBLEM?

The City of Mattoon took the following actions to reduce harmful algal bloom neurological toxin levels:

Contracted with a consultant who recommended both short-term and long-term solutions.

Increased the Powder-Activated Carbon (PAC).
Increased chlorine feed rates.
Performed directional flushing of distribution system based on IEPA recommendations.
Developing long-term treatment options, including lake and plant treatment. ... See MoreSee Less

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Virtual meeting information for next week's scheduled City Council meeting is now available. Click the link below to learn more.
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Virtual City Council Meetings Details - City of Mattoon, Illinois

mattoon.illinois.gov

Cisco WebEx hosts the virtual Council Chamber. Join the meetings using the information shown below. Visit the City Council Meeting page to view the agenda for upcoming meetings. For those unable to at...
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Latest News from the City of Mattoon

Mattoon Safety Action Plan Online Survey

Coles County Regional Planning is working with the City of Mattoon to write a Safety Action Plan. Please take this 5-minute community survey, which addresses both pedestrian and vehicular safety concerns within the city. If you have any questions or concerns, please contact CCRP at 217-348-0521 https://arcg.is/1qTXCO0

December 19, 2024|
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Municipal Election 2025 Information

Elections for the positions of mayor (one seat) and commissioners (four seats) will be held on April 1, 2025. The City Clerk’s Office has published details regarding the filing of candidate petitions on the page below. Election Dates to Remember - City of Mattoon, Illinois This information is provided as a public courtesy. The City of Mattoon, Illinois and its Clerk make no representations regarding the accuracy or validity of the contents published on the websites of the State Board of Elections or the Coles County Clerk. Please consult legal advice before taking action. Anyone who uses the information does [...]

August 16, 2024|
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Further Information on Proposed Sports Complex

Please click here to see a presentation on the Proposed Sports Complex. Click here for the version of this presentation used in the July 19th Council Meeting. You can also find further information on anticipated economic development by clicking here. A recording of the 7/8/22 Special City Council Meeting that went further in-depth on this information is also available here. The City of Mattoon will hold a public presentation on the Mattoon Sports Complex project followed by a public question and answer session at its July 19, 2022, Council meeting.  The meeting will be held at the Burgess Osborne Auditorium [...]

July 11, 2022|
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Virtual City Council Meetings Details

Cisco WebEx hosts the virtual Council Chamber.  Join the meetings using the information shown below. Visit the City Council Meeting page to view the agenda for upcoming meetings. For those unable to attend, recordings of any virtual City Council Meetings will be posted to our YouTube Channel. August 05, Virtual Meetings Details: A Regular City Council meeting is scheduled for 6:30 PM - 8:30 PM on Tuesday, August 05, 2025. Regular City Council Meeting At no sooner than 6:20 pm, visit the Cisco WebEx meeting site by clicking the link below. https://bit.ly/MattoonCC080525 Meeting number (access code):  2553 414 6548 Meeting [...]

August 12, 2021|
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