Otsego County, Michigan — public water systems
At a glance
119 active public water systems are filed under Otsego County, Michigan in EPA's SDWIS records, together reporting 20,844 people served. The largest is City of Gaylord, which reports serving 3,629 people. 11 are community water systems serving people where they live; the other 108 are non-community systems, such as schools, workplaces, campgrounds and gas stations with their own supply.
Dataset updated . Source: EPA SDWIS/ECHO, refreshed quarterly.
Active systems
119
Population served
20.8K
Community systems
11
Groundwater share
100%
How does Otsego County compare with other Michigan counties?
Otsego County has the 32nd-most active public water systems among the 131 counties listed for active Michigan systems in EPA records; among the 88 with 3 or more systems, the median has 92. Its systems report 20,844 people served in total, the 60th-largest county figure in the state and 0.2% of the statewide total. The average system here reports serving 175 people, well below the Michigan average of 847. Population figures are what each system reports; people served by more than one system, such as a wholesaler and the town that buys from it, are counted by each.
Where does Otsego County's drinking water come from?
By primary water source, Otsego County's active systems draw on groundwater (119, 100%). Overall, all rely mainly on groundwater (including purchased groundwater) and none on surface water, compared with 97% and 3.1% across Michigan. Groundwater means the system draws its water from wells or springs fed by underground aquifers. The county's largest system, City of Gaylord, draws primarily on groundwater.
What kinds of water systems operate in Otsego County?
Otsego County's active systems break down as 11 community systems (9.2%), 12 non-transient non-community systems (10%) and 96 transient non-community systems (81%). A community water system serves at least 15 connections used by year-round residents, or regularly serves at least 25 year-round residents. Homes, apartments and mobile-home parks are served by these. A non-transient non-community water system regularly serves at least 25 of the same people for more than six months a year, but not where they live. Schools, factories, office buildings and hospitals with their own supply are typical examples. A transient non-community water system serves places where people do not stay long, such as gas stations and campgrounds, and regularly serves at least 25 people a day for at least 60 days a year. EPA lists their owner types as private (87%), state government (12%) and local government (0.8%).
The 50 largest water systems in Otsego County
🔒 Create a free account to export CSV| # | Water system | County | Population served | Type | Source |
|---|---|---|---|---|---|
| 1 | Gaylord, City of | Otsego | 3,629 | Community | Groundwater |
| 2 | Mdot - Loon Lake Rest Area, R405 | Otsego | 1,001 | Transient non-community | Groundwater |
| 3 | Gaylord Evangelical Free Church | Otsego | 900 | Transient non-community | Groundwater |
| 4 | Mdot - Vanderbilt Rest Area | Otsego | 866 | Transient non-community | Groundwater |
| 5 | Hilltop Marathon | Otsego | 809 | Transient non-community | Groundwater |
| 6 | Johannesburg-Lewiston High School | Otsego | 600 | Non-transient non-community | Groundwater |
| 7 | Treetops the Lodge | Otsego | 600 | Non-transient non-community | Groundwater |
| 8 | Waters Ez Mart | Otsego | 600 | Transient non-community | Groundwater |
| 9 | Dnr Otsego Lake State Park - N | Otsego | 500 | Transient non-community | Groundwater |
| 10 | Dnr Otsego Lake State Park - S | Otsego | 500 | Transient non-community | Groundwater |
| 11 | Treetops Top of the Hill | Otsego | 400 | Transient non-community | Groundwater |
| 12 | Iron Pig Smokehouse 2 | Otsego | 300 | Transient non-community | Groundwater |
| 13 | Dollar General - Gaylord | Otsego | 300 | Transient non-community | Groundwater |
| 14 | Big Buck Brewery | Otsego | 300 | Transient non-community | Groundwater |
| 15 | Alpine Crossings | Otsego | 300 | Non-transient non-community | Groundwater |
| 16 | Busy Bee Market | Otsego | 250 | Transient non-community | Groundwater |
| 17 | The Loon Golf Resort | Otsego | 250 | Transient non-community | Groundwater |
| 18 | Otsego Club Halfway House 12th Green | Otsego | 225 | Transient non-community | Groundwater |
| 19 | Gaylord Koa Holiday | Otsego | 200 | Transient non-community | Groundwater |
| 20 | Knights of Columbus - Gaylord #2781 | Otsego | 200 | Transient non-community | Groundwater |
| 21 | Lost Valley Bible Camp | Otsego | 200 | Transient non-community | Groundwater |
| 22 | Stony Hill Marathon | Otsego | 200 | Transient non-community | Groundwater |
| 23 | The Hope Church - Gaylord | Otsego | 200 | Transient non-community | Groundwater |
| 24 | Porter Haus | Otsego | 200 | Transient non-community | Groundwater |
| 25 | Grace Baptist Church | Otsego | 200 | Transient non-community | Groundwater |
| 26 | Holy Redeemer Catholic Church | Otsego | 200 | Transient non-community | Groundwater |
| 27 | Vanderbilt Downtown Ez Mart | Otsego | 200 | Transient non-community | Groundwater |
| 28 | Nottingham Forest MHP | Otsego | 185 | Community | Groundwater |
| 29 | Cooper/Standard Auto - Gaylord | Otsego | 180 | Non-transient non-community | Groundwater |
| 30 | Bennethum'S Northern Inn | Otsego | 175 | Transient non-community | Groundwater |
| 31 | Groen Nature Preserve - Halfway Point | Otsego | 153 | Transient non-community | Groundwater |
| 32 | Groen Nature Preserve - Pavilion | Otsego | 153 | Transient non-community | Groundwater |
| 33 | Treetops Jones Club House | Otsego | 150 | Transient non-community | Groundwater |
| 34 | Commerce Park | Otsego | 150 | Non-transient non-community | Groundwater |
| 35 | The Lakes at Loon Golf Resort | Otsego | 150 | Transient non-community | Groundwater |
| 36 | Gaylord Golf Club | Otsego | 150 | Transient non-community | Groundwater |
| 37 | Glen Meadows Condominiums | Otsego | 142 | Community | Groundwater |
| 38 | Otsego Christian School | Otsego | 140 | Non-transient non-community | Groundwater |
| 39 | Michaywe Pro Shop/Grille | Otsego | 125 | Transient non-community | Groundwater |
| 40 | Vanderbilt School | Otsego | 125 | Non-transient non-community | Groundwater |
| 41 | H & H Tube Mfg Co | Otsego | 125 | Non-transient non-community | Groundwater |
| 42 | Otsego Lake County Park-Main Office | Otsego | 125 | Transient non-community | Groundwater |
| 43 | Corwith Station | Otsego | 120 | Transient non-community | Groundwater |
| 44 | Ridge Summit Grill | Otsego | 120 | Transient non-community | Groundwater |
| 45 | Pauls Pub | Otsego | 120 | Transient non-community | Groundwater |
| 46 | Michaywe Inn the Woods | Otsego | 110 | Transient non-community | Groundwater |
| 47 | Nmsas Recovery Center | Otsego | 100 | Transient non-community | Groundwater |
| 48 | Mclaren Gaylord Family Practice | Otsego | 100 | Transient non-community | Groundwater |
| 49 | Redwing Whippy Dip | Otsego | 100 | Transient non-community | Groundwater |
| 50 | Treetops North Clubhouse | Otsego | 100 | Transient non-community | Groundwater |
All other water systems in Otsego County (69)
The remaining active systems filed under Otsego County, largest first, with the population each reports serving.
- Wilderness Valley Farm100
- Gaylord Cinema West100
- Gobblers of Waters100
- Peace Evang Lutheran Church-Gaylord100
- Otsego Professional Building100
- The Old Depot Restaurant100
- The Loon Townhouses100
- Northern Mi Livestock Inc..90
- Treetops Resort (Treetops North)90
- Card Commercial Park Water System Corp89
- Elkhorn Grill and Tavern85
- Gaylord Evangelical Free Church80
- Johannesburg Christian Church80
- Karslake Mall80
- Beaver Creek Resort76
- Trailside Creamery75
- Treetops Smith 11/1875
- Vanderbilt Community Church75
- The Keg75
- Gaylord Life Tabernacle75
- Gaylord Little League75
- Kingdom Hall of Jehovah'S Witnesses70
- Lakeview Apartments64
- Ridge Bergen - Copenhagen61
- Fairway Lake Condominiums56
- Lake Arrowhead Property Owners55
- Benjamin'S Beaver Creek Campground55
- Mdot - North Regional Building55
- West Park Apartments54
- Treetops North Maintenance50
- Dnr - Big Bear Lake Sfc (East)50
- Dnr - Big Bear Lake Sfc (West)50
- Sunset Estates Gaylord50
- G&B Equity Gaylord, LLC50
- Bj'S Restaurant50
- Dnr Pigeon River Campground50
- Charlton Twp. Hall45
- Ridge Summit Hotel44
- Lake Arrowhead Campground40
- Church of the Nazarene-Gaylord40
- Builders First Choice40
- Bear River Health - Women'S Dorms35
- Alpine Family Dentistry35
- Ell-Tron Mfg Co34
- Dnr-Pigeon River Headquarters30
- Dnr - Pickerel Lake Sfcg (South Well)30
- Dnr Elk Hill River Camp30
- Duski Dentistry, Plc30
- Bear River Health - Outreach Center30
- Dnr-Operation Service Ctr30
- Dnr - Pickerel Lake Sfcg (North Well)30
- Moylan Family Dentistry28
- Otsego Lake County Park25
- Dnr-Big Bear Point State Forest25
- Waters End Cafe25
- Otsego Club River Cabin25
- Enchanted Forest Prop. Owners25
- Otsego Lake Township Hall25
- Golden Lotus25
- Treetops Jones 11/1825
- Vanderbilt Marathon25
- Crosspoint Church25
- Treetops Laundry and Sewage Plant25
- The Porches25
- Hidden Valley Executive Center25
- Benjamin'S Beaver Creek Resort25
- Railside Bar and Grill25
- Black Bear Golf Resort25
- Horsell Manor25
Otsego County water systems: frequently asked questions
How many public water systems are in Otsego County, Michigan?
EPA's SDWIS records file 119 active public water systems under Otsego County, Michigan: 11 community systems (9.2%), 12 non-transient non-community systems (10%) and 96 transient non-community systems (81%).
Who supplies drinking water in Otsego County, MI?
The largest community water systems filed under Otsego County are City of Gaylord (3,629 people served), Nottingham Forest MHP (185 people served) and Glen Meadows Condominiums (142 people served). Which system serves a particular address depends on its service area, which EPA's SDWIS records do not include; a water bill or the local utility can confirm it.
Does Otsego County's drinking water come from groundwater or surface water?
Of the 119 active public water systems in Otsego County, all draw mainly on groundwater and none on surface water, counting purchased supplies. The largest system, City of Gaylord, uses groundwater.
Where can I find a water quality report for Otsego County?
Each community water system must deliver an annual water quality report, called a Consumer Confidence Report, to its customers by July 1, covering the previous calendar year. 11 community systems are filed under Otsego County, so the report to look for is the one from the system that supplies your address.
How can I check violations for a water system in Otsego County?
Open the system's profile from the list on this page. Each profile shows the most recent Safe Drinking Water Act violations in EPA's records, with plain-English labels and whether each one is resolved. For current compliance status, EPA ECHO is the primary source.
More Michigan water systems
- All Michigan public water systems· 10,599 active
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- Shiawassee County· 126 systems
- St. Joseph County· 125 systems
- Ionia County· 123 systems
- Ogemaw County· 117 systems
- Charlevoix County· 114 systems
- How to find out who supplies your drinking water
- How to find and read your annual water quality report
About this data
Source: U.S. EPA Safe Drinking Water Information System (SDWIS) and SDWA violation records, via EPA ECHO, as published October 1, 2026 — AquaCensus refreshes it quarterly. See the methodology for how records are matched, cleaned and scored.
Cite as: AquaCensus, “Public water systems in Otsego County, Michigan”, https://aquacensus.com/water-systems/michigan/otsego (data as of October 1, 2026).