McHenry County Department of Health - Environmental Health

A-to-Z Topic List for MCDH

Effective January 1, 2026: Payments to the Division of Environmental Health must be submitted via card or check. Cash will no longer be accepted.

Public Documents

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Below is a list of major public records available in the Environmental Health Division of the McHenry County Department of Health. Records are typically associated with and stored by specific location (i.e. address or permanent index number).

Food Protection Program

Documents related to current and historical retail food establishments (fixed, mobile, and temporary) in McHenry County including:

Reviews of Construction Plans for New and Remodeled Food Establishments
Food Inspection Reports and Supporting Documents (i.e. permit applications, correspondence, notices, photos, etc.)
Complaint Investigations
Illness Investigations

Potable Water Program

Documents related to private, semi-private and non-community public water supplies including:

Permit Records: new wells, replacement wells, modifications to wells and abandonment of water wells from February 1, 2003 forward
Well Construction Reports: log of well construction data (i.e. type, materials, size, depth, general geology, etc. for new and replacement water wells)
Non-Community Public Water Supplies: documents related to the inspection and water quality monitoring of non-community public water supplies
Water Well Evaluation: evaluation of the current operation of a water well typically done for real estate transactions and/or refinancing of mortgages; includes analysis of water sample for coliform bacteria and nitrates
Complaint Investigations

Onsite Wastewater Treatment Systems

Documents associated with onsite wastewater treatment systems including:

Permit Records: new system installations, replacement system installations, repairs and abandonment of systems from February 1, 2003 forward
Site Evaluations: written evaluation of the suitability of a site to install a compliant onsite wastewater treatment system to serve a new residence or structure
Health Reviews: written evaluations of the impact of an addition, remodeling project or accessory structure on an existing onsite wastewater treatment system or water well
Septic System Evaluation: evaluation of the current operation of an onsite wastewater treatment system typically done for real estate transactions and/or refinancing of mortgages
Subdivision Review: reviews of proposed subdivisions to be served by onsite wastewater treatment systems
Non-Residential Aeration Unit Registrations: documents related to the annual registration and inspection of aeration units serving non-residential properties utilizing onsite wastewater treatment systems
Special Waste Holding Tanks: documents related to annual registration and inspection of special waste holding tanks serving properties utilizing onsite wastewater treatment systems
Septage Management: permit and inspection files for Private Sewage Disposal System Pumping Contractors operating in McHenry County
Complaint Investigations

Nuisance Control

Private Swimming Pools

Documents related to inspection of private swimming pools for compliance with the McHenry County Swimming Pool Barrier Requirements:

Historical inspections of unincorporated private swimming pools completed by the McHenry County Department of Planning & Development
Swimming Pools With Variances for Swimming Pool Barriers
Complaint Investigations

Public Beaches

Laboratory

Tanning Facilities

Body Art Establishments

Community Water Supplies

Community water supplies are under the regulatory authority of the Illinois Environmental Protection Agency (IEPA). The McHenry county Department of Health does have a limited number of documents (primarily courtesy copies from IEPA) related to community water supplies operating in McHenry County including:

IEPA Well Site Survey Reports
IEPA Inspection Reports
Water Sample Analysis Results
Copies of Public Water Supply Construction Permits
Copies of Public Water Supply Operating Permits
Boil Order Notifications
Chicago Metropolitan Agency for Planning Public Notices of Intent
IEPA Right to Know Notifications
Complaint Responses

Community Sewer Systems

Community sewer systems are under the regulatory authority of the Illinois Environmental Protection Agency (IEPA). The McHenry County Department of Health does have a limited number of documents (primarily courtesy copies from the IEPA) related to community sewer systems operating in McHenry County including:

Notice of Amendment of Illinois Water Quality Management Plans
IEPA Applications for Permit or Construction Approval
Complaint Responses

Solid Waste

Documents related to the storage and handling of solid waste including:

Inspection Reports and Supporting Documentation (permits, blue prints, closure plans, correspondence, etc.) of historical and current IEPA permitted solid waste facilities (municipal landfill, compost facilities, transfer stations) in McHenry County Northern Illinois Planning Commission (NIPC) Abandoned Dump Sites
McHenry County Solid Waste Plan and subsequent updates
Reports
Complaint Investigations
Solid Waste Franchising Ordinance
Bonfire Permits: permits issued by the McHenry County Department of Health for recreational bonfires

Groundwater Protection

Documents related to prevention of groundwater contamination, monitoring of groundwater quality and groundwater contamination incidents, water sample analysis of private, semi-private or non-community public water supplies to assess public health risk due to groundwater contamination.

Please note: the Illinois Environmental Protection Agency is the regulatory authority for groundwater contamination incidents.

Copies of IEPA data related to known groundwater contamination sites
Water Sample Analysis near sites
Gravel Pit Monitoring Well Sample Results
Complaint Investigation

The McHenry County Department of Health's Environmental Health Division has searchable records databases that the public may use at its convenience. More information about the records and how to search the database, when applicable, is available on the Electronic Records Search page.

If you need assistance with accessing or interpreting records available on this page, please call (815) 334-4585.

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