Illinois — all systems
Illinois water systems A–Z
Page 3 of 6 · Harvel → Marion Mobile Home Village. Every public water system we track in Illinois, alphabetically. Each links to the system's measured contaminant levels against federal limits.
- Harvel (2024)
- Harvest Estates (formerly Bills Mhp) (2024)
- Harvey (2023)
- Harwood Heights (2025)
- Havana (2025)
- Hawthorn Estates Subdivision (2024)
- Hazel Crest (2025)
- Hazelwood 4th Addition (2025)
- Hazelwood Heights Subdivision (2024)
- Hazelwood West Subdivision (2025)
- Heartland Private School (2024)
- Heartville Pwd (2025)
- Heatherfield Subdivision (2022)
- Hebron (2025)
- Hecker (2024)
- Heiden Gardens Condos (2024)
- Henderson (2024)
- Henderson Pwd (2024)
- Hennepin Pwd (2025)
- Henry (2025)
- Heritage Environmental (2019)
- Heritage of Rantoul (2025)
- Herrick (2025)
- Herrin (2025)
- Herscher (2025)
- Hettick (2022)
- Heyworth (2025)
- Hickory Hills (2023)
- Hickory Hills 2nd Addition (2025)
- Hickory-kerton Wtr Coop (2025)
- High Cliff Estates (2025)
- High Road School (2025)
- Highland (2025)
- Highland Park (2025)
- Highland Park Hospital (2024)
- Highland Subdivision (2025)
- Highway 37 North Pwd (2025)
- Highwood (2021)
- Hill City Water District (2025)
- Hillcrest (2025)
- Hillcrest Court 2nd Addition (2025)
- Hillcrest Court Subdivision (2025)
- Hillcrest Home (2024)
- Hilldale Manor Subdivision (2024)
- Hillsboro (2025)
- Hillsdale Estates, Llc (2025)
- Hillsdale Properties (2025)
- Hillside (2025)
- Hilltop Mhp (2024)
- Hillview (2024)
- Hinckley (2025)
- Hinckley-big Rock Middle School (2025)
- Hindsboro (2024)
- Hinsdale (2025)
- Hobson Valley Water System (2023)
- Hodgkins (2024)
- Hoffman (2025)
- Hoffman Estates (2025)
- Hoffman Rural Water Company (2024)
- Holiday Shores Sd (2025)
- Hollands Grove Court Subdivision (2025)
- Hollowayville (2024)
- Holly Hock Hill Mhp (2024)
- Homer (2025)
- Hometown (2023)
- Homewood (2025)
- Honeycutt Hill Mhp Llc (2025)
- Hoopeston (2025)
- Hopedale (2025)
- Hopewell (2025)
- Hopkins Park (2025)
- Horizons Child Care (2024)
- Howard B Thomas Grade School (2023)
- Hoyleton (2025)
- Hoyleton Rwc (2025)
- Hoyleton-new Minden (2025)
- Hudson (2025)
- Hull (2024)
- Humboldt (2025)
- Hume (2025)
- Huntley (2025)
- Hurst (2025)
- Hutsonville (2024)
- Identco (2025)
- Ifh Group (2025)
- Il American-alpine Heights (2025)
- Il American-alton (2025)
- Il American-andalusia (2025)
- Il American-arbury (2025)
- Il American-arrowhead (2024)
- Il American-broadlands (2025)
- Il American-cairo (2025)
- Il American-central States Dst (2025)
- Il American-champaign (2025)
- Il American-chicago Suburban (2023)
- Il American-country Club (2024)
- Il American-dupage Utility (2024)
- Il American-east St Louis (2025)
- Il American-farmington (2025)
- Il American-fernway (2023)
- Il American-fisher (2025)
- Il American-glasford (2025)
- Il American-granite City (2025)
- Il American-hardin (2025)
- Il American-hardin County (2023)
- Il American-hollis (2024)
- Il American-homer Township (2025)
- Il American-jerseyville (2025)
- Il American-leonore (2024)
- Il American-liberty Ridge East (2025)
- Il American-liberty Ridge West (2023)
- Il American-lincoln (2025)
- Il American-livingston (2025)
- Il American-lombard Heights (2024)
- Il American-midwest Palos (2024)
- Il American-moreland (2025)
- Il American-mount Pulaski (2025)
- Il American-nettle Creek (2025)
- Il American-pekin (2025)
- Il American-peoria (2025)
- Il American-pontiac (2025)
- Il American-ridgecrest (2024)
- Il American-river Grange (2024)
- Il American-rollins (2025)
- Il American-rosiclare (2025)
- Il American-saunemin (2025)
- Il American-south Beloit (2025)
- Il American-sterling (2025)
- Il American-streator (2025)
- Il American-terra Cotta (2025)
- Il American-tolono (2025)
- Il American-valley Marina (2023)
- Il American-valley View (2023)
- Il American-villa Grove (2025)
- Il American-washington Estates (2025)
- Il American-waycinden (2023)
- Il American-west Suburban (2024)
- Il Prairie Estate Sbdv Water Association (2024)
- Il Veterans Home (quincy) (2025)
- Il Youth Center St Charles (2025)
- Ilcv Candle Mhp, Llc (2025)
- Ildu Lepere Mhp, Llc (2024)
- Illinois Central (2025)
- Illinois City Elementary Schoo (2024)
- Illinois State University-normal (2025)
- Illiopolis (2025)
- Ilog Oglesby Mhp, Llc (2023)
- Ilpo Redwood Mhp Llc (2025)
- Ilur Liberty Commons Mhp Llc (2025)
- Ilur Portfolio 5 - Trailside Mhp Llc (2024)
- Ilur Portfolio 5 - Wilson Mhp Llc (2024)
- Ilur Portfolio 5-surbana Estates Mhp Llc (2024)
- Ilur Portfolios - Carriage Estates Llc (2024)
- Ilur Woods Edge Mhp Llc (2024)
- Imperial Mhc (2025)
- Imtt Illinois Llc - Lemont (2024)
- Imtt Illinois Llc Channahon (2024)
- In Grown Farms 2 Llc (2024)
- Incobrasa Industries (2025)
- Indian Bluffs Subdivision (2025)
- Indian Creek Homeowners and Water Assn. (2025)
- Indian Head Park (2023)
- Indian Knoll School Dist 33 (2024)
- Industry (2025)
- Ineos Joliet, Llc (2024)
- Ineos Styrolution America Llc (2024)
- Ingalls Park Subdivision (2025)
- Insight Hospital and Medical Center Chic (2025)
- Iola (2025)
- Ipava (2025)
- Ipsen International (2025)
- Iroquois Mobile Estates, Inc. (2020)
- Irving (2025)
- Irvington (2025)
- Island Lake (2025)
- Itasca (2025)
- Itw Medical (2024)
- Iuka (2025)
- Ivesdale (2024)
- J M Huber Well 1 (2024)
- J M Huber Well 2 (2024)
- Jacksonville (2025)
- Jasper Waterworks Corporation (2025)
- Jbs Corporation (2025)
- Jeffersonville (geff) (2025)
- Jeisyville (2024)
- Jerome (2025)
- Jersey Rwc (2025)
- Jewel Wells Spring Grove (2024)
- Jewett (2025)
- Jimmy Johns (prospect Crossing) (2025)
- Johns Manville (2024)
- Johnsburg 1 (2022)
- Johnsburg Jr High School (2025)
- Johnsburg No.2 (2022)
- Johnston City (2025)
- Joliet (2025)
- Joliet Inpatient Treatment Center (2025)
- Jonesboro (2025)
- Jonesville Pwd (2024)
- Jons Mhp (2025)
- Joppa (2025)
- Joy (2025)
- Jubilee Water Company, Inc. (2022)
- Junction City (2025)
- Justice-willow Springs Water Commission (2025)
- Jw Marriot Hotel (2024)
- Jx Peterbilt (2024)
- Kaho Public Water District (2024)
- Kaluzny Bros Inc (2025)
- Kampsville (2024)
- Kane (2025)
- Kane County Div of Transport (2022)
- Kaneland High School (2024)
- Kaneville Township Building (2025)
- Kansas (2025)
- Karnak (2023)
- Keensburg (2025)
- Keithsburg (2025)
- Kempton (2025)
- Kenilworth (2025)
- Kenney (2024)
- Kewanee (2024)
- Keyesport (2023)
- Keystone Steel and Wire (2025)
- Kid Country Child Care (2022)
- Kiddy Garden (2025)
- Kildeer Countryside School (2024)
- Kiljordan Meadows (2025)
- Kincaid (2025)
- Kindercare Mchenry (2025)
- Kinderhook (2025)
- Kings Community School (2025)
- Kingston (2025)
- Kingston Mines (2025)
- Kinmundy (2025)
- Kinsman (2024)
- Kirkland (2025)
- Kirkwood (2025)
- Kishwaukee College (2023)
- Knolls Edge Subdivision (2025)
- Knoxville (2025)
- Kolb Lena Cheese Company (2025)
- Kone Inc (2024)
- Ksi Conveyors Inc (2024)
- La Bella of Clifton (2025)
- La Grange (2025)
- La Grange Estates Mhp (2025)
- La Grange Highlands Sanitary District (2025)
- La Grange Park (2025)
- La Prairie (2025)
- La Rose (2025)
- La Salle (2025)
- La Salle County Nursing Home (2025)
- Lacon (2025)
- Ladd (2025)
- Lafayette (2025)
- Laharpe (2025)
- Lake Barrington (2025)
- Lake Barrington Shores Subdivsion (2024)
- Lake Bluff (2025)
- Lake Bluff Estates Mhp (2024)
- Lake Co. Pw - Arden Shores Estates (2025)
- Lake County Pw- Hawthorn Woods (2023)
- Lake Forest (2025)
- Lake in the Hills (2025)
- Lake Iroquois Association (2025)
- Lake Lynwood Water System (2022)
- Lake of Egypt Pwd (2025)
- Lake Sara Area Water Co-op, Inc. (2025)
- Lake Shannon (2025)
- Lake Thunderbird Subdivsion (2023)
- Lake View Mhp (2025)
- Lake Villa (2025)
- Lake Wildwind Llc (2025)
- Lake Williamson Christian Center (2025)
- Lake Windermere Estates Subdivision (2025)
- Lake Zurich (2025)
- Lakemoor (2025)
- Lakeside Pwd (2025)
- Lakewood (2025)
- Lakewood Shores Improvement Association (2025)
- Lamoille (2022)
- Lanark (2025)
- Land and Wtr Assn (2024)
- Langleyville Pwd (2025)
- Lansing (2023)
- Latham (2024)
- Lawrence County Correctional Center (2025)
- Lawrenceville (2025)
- Lcpw - Brooks Farm Subdivision (2023)
- Lcpw - Highland Lake Subdivision (2024)
- Lcpw - Oak Terrace (2025)
- Lcpw - Pekara Subdivision (2023)
- Le Roy (2024)
- Leaf River (2022)
- Lebanon (2025)
- Ledgewood Elementary School (2024)
- Lee (2025)
- Legacy Academy (2025)
- Legend Lakes Water Association (2024)
- Leica Biosystems (2024)
- Leland (2024)
- Lemont (2025)
- Lena (2023)
- Lenzburg (2023)
- Lewistown (2025)
- Lexington (2025)
- Leyden Twsp Water District (2025)
- Liberty (2025)
- Liberty Park Homeowners Association (2025)
- Liberty-ledford Pwd (2022)
- Libertyville (2025)
- Lick Creek Pwd (2025)
- Life Technologies Corporation (2024)
- Lifes Little Miracles (2025)
- Lily Lake Grade School (2024)
- Lima (2024)
- Limestone-walters Pwd (2025)
- Lincoln Correctional Center (2017)
- Lincolnshire (2025)
- Lincolnwood (2025)
- Linden Manor Mhp (2023)
- Lindenhurst (2025)
- Lindentree Townhomes (2025)
- Lindenwood Water Association (2025)
- Linn Mennonite Church & School (2024)
- Linway Estates Mhp (2024)
- Lisbon Grade School (2024)
- Lisbon North, Inc. (2024)
- Lisle (2025)
- Litchfield (2025)
- Little Swan Lake Sd (2022)
- Little York (2024)
- Loami (2025)
- Lockport (2025)
- Lockport Heights Sd (2023)
- Loda (2025)
- Loders-croklaan (2025)
- Lombard (2025)
- London Mills (2025)
- Long Creek Township Pws (2025)
- Long Grove (2025)
- Longacre Estates Mhp (2025)
- Longview (2025)
- Loraine (2020)
- Lord and Savior Lutheran (2024)
- Lord of Glory/gloryland Pre-sc (2025)
- Lord of Life Lutheran School (2024)
- Lost Lake Utility District (2023)
- Lostant (2024)
- Lots of Tots Child Care (2024)
- Louisville (2025)
- Loves Park (2025)
- Loves Travel Stop (2025)
- Lovington (2025)
- Low Point Water District (2025)
- Lucky Monk (2025)
- Ludlow (2025)
- Lutheran General Hospital (2024)
- Lyndon (2025)
- Lynn Water Association, Inc (2025)
- Lynnwood Water Corporation (2024)
- Lynwood (2025)
- Lynwood 3rd Addition (2025)
- Lyons (2025)
- M C L W System, Inc. (2025)
- Ma Center Chicago (2025)
- Macedonia (2025)
- Mackinaw (2025)
- Maclean Fogg M1 Metform (2023)
- Maclean Fogg-hot Form Plant (2023)
- Macomb (2025)
- Macon (2023)
- Maeystown (2024)
- Magnolia (2025)
- Mahomet (2025)
- Malden (2025)
- Malta (2025)
- Manchester (2025)
- Manchester School (2023)
- Mancuso Village Park Mhp (2025)
- Manhattan (2025)
- Manito (2025)
- Manlius (2025)
- Mansfield (2025)
- Manteno Mhp (2024)
- Maple Acres Mhp (2025)
- Maple Park (2024)
- Mapleton (2025)
- Maplewood Mac Llc (2025)
- Maquon (2025)
- Marengo (2025)
- Margarets Hi-acre Mhp (2024)
- Margarets Park View Estates Mhp (2024)
- Marianjoy Rehab Hospital (2024)
- Marietta (2025)
- Marine (2025)
- Marion (2025)
- Marion Mobile Home Village (2025)