Greene County, Ohio — public water systems
At a glance
46 active public water systems are filed under Greene County, Ohio in EPA's SDWIS records, together reporting 102,782 people served. The largest is Fairborn Public Water System, which reports serving 34,620 people. 10 are community water systems serving people where they live; the other 36 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
46
Population served
102.8K
Community systems
10
Groundwater share
100%
How does Greene County compare with other Ohio counties?
Greene County has the 28th-most active public water systems among the 133 counties listed for active Ohio systems in EPA records; among the 92 with 3 or more systems, the median has 29. Its systems report 102,782 people served in total, the 19th-largest county figure in the state and 1% of the statewide total. The average system here reports serving 2,234 people, about 19% below the Ohio average of 2,767. 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 Greene County's drinking water come from?
By primary water source, Greene County's active systems draw on groundwater (42, 91%) and purchased groundwater (4, 8.7%). Overall, all rely mainly on groundwater (including purchased groundwater) and none on surface water, compared with 92% and 7.6% across Ohio. Groundwater means the system draws its water from wells or springs fed by underground aquifers. The county's largest system, Fairborn Public Water System, draws primarily on groundwater.
What kinds of water systems operate in Greene County?
Greene County's active systems break down as 10 community systems (22%), 6 non-transient non-community systems (13%) and 30 transient non-community systems (65%). 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 (74%), local government (13%), state government (8.7%) and federal government (4.3%).
Water systems in Greene County
🔒 Create a free account to export CSV| # | Water system | County | Population served | Type | Source |
|---|---|---|---|---|---|
| 1 | Fairborn Public Water System | Greene | 34,620 | Community | Groundwater |
| 2 | Xenia City Pws | Greene | 29,000 | Community | Groundwater |
| 3 | Bellbrook Water Works | Greene | 9,475 | Community | Groundwater |
| 4 | Wright State University | Greene | 8,948 | Community | Groundwater |
| 5 | Cedarville University | Greene | 4,000 | Community | Groundwater |
| 6 | Yellow Springs Village Pws | Greene | 3,761 | Community | Groundwater |
| 7 | Wright Patterson Medical Center Pws | Greene | 2,401 | Non-transient non-community | Purchased groundwater |
| 8 | Jamestown Village Pws | Greene | 1,997 | Community | Groundwater |
| 9 | Sports Plex | Greene | 1,502 | Transient non-community | Groundwater |
| 10 | Kettering Health Soin Medical Center | Greene | 1,035 | Non-transient non-community | Purchased groundwater |
| 11 | Wright Field Child Development Center | Greene | 888 | Non-transient non-community | Purchased groundwater |
| 12 | Spring Valley Village | Greene | 538 | Community | Groundwater |
| 13 | Bowersville Village Pws | Greene | 360 | Community | Groundwater |
| 14 | Spring Valley Estates MHP | Greene | 360 | Community | Groundwater |
| 15 | Xenia Dragway Operations LLC | Greene | 350 | Transient non-community | Groundwater |
| 16 | Shawnee Hills Baptist Church | Greene | 304 | Transient non-community | Groundwater |
| 17 | Woodhaven Swim and Tennis Club, Inc. | Greene | 250 | Transient non-community | Groundwater |
| 18 | Greene Valley Recreation | Greene | 240 | Transient non-community | Groundwater |
| 19 | Kettering Health Greene Memorial | Greene | 211 | Non-transient non-community | Purchased groundwater |
| 20 | Liberty Worship Center Church of God | Greene | 190 | Transient non-community | Groundwater |
| 21 | Grace Covenant Church | Greene | 180 | Transient non-community | Groundwater |
| 22 | 4-H Camp Clifton, Inc.. | Greene | 152 | Transient non-community | Groundwater |
| 23 | Clifton Mills, Inc.. | Greene | 150 | Transient non-community | Groundwater |
| 24 | Jasper Road Food Mart | Greene | 150 | Transient non-community | Groundwater |
| 25 | Huffman Metropark Momba Well Pws | Greene | 145 | Transient non-community | Groundwater |
| 26 | Odnr-Spring Valley Shooting Range | Greene | 140 | Transient non-community | Groundwater |
| 27 | Clifton Gorge Exploration Center | Greene | 138 | Transient non-community | Groundwater |
| 28 | Jasper Hills Golf Club | Greene | 120 | Transient non-community | Groundwater |
| 29 | Knollwood Garden Center | Greene | 120 | Transient non-community | Groundwater |
| 30 | Mount St. John | Greene | 115 | Non-transient non-community | Groundwater |
| 31 | Grape Grove Church of Christ | Greene | 90 | Transient non-community | Groundwater |
| 32 | Glen Helen Outdoor Education Center | Greene | 87 | Transient non-community | Groundwater |
| 33 | Waters Edge Christian Church | Greene | 85 | Transient non-community | Groundwater |
| 34 | Odnr-John Bryan State Park Campground | Greene | 85 | Transient non-community | Groundwater |
| 35 | Odnr-John Bryan State Park 2 Pws | Greene | 75 | Transient non-community | Groundwater |
| 36 | Knollwood Tavern | Greene | 75 | Transient non-community | Groundwater |
| 37 | Old Us 35 Campground | Greene | 60 | Transient non-community | Groundwater |
| 38 | Church at Beavercreek | Greene | 50 | Transient non-community | Groundwater |
| 39 | Santa Fe Lounge | Greene | 50 | Transient non-community | Groundwater |
| 40 | Grace Christian Center | Greene | 50 | Transient non-community | Groundwater |
| 41 | The Savory Skillet | Greene | 50 | Transient non-community | Groundwater |
| 42 | Beavercreek Family Dental | Greene | 43 | Transient non-community | Groundwater |
| 43 | Grace Baptist Church | Greene | 40 | Transient non-community | Groundwater |
| 44 | Camp Clifton Day Camp | Greene | 40 | Transient non-community | Groundwater |
| 45 | Kiddie Kingdom | Greene | 37 | Non-transient non-community | Groundwater |
| 46 | Fellowship Tabernacle Church | Greene | 25 | Transient non-community | Groundwater |
Greene County water systems: frequently asked questions
How many public water systems are in Greene County, Ohio?
EPA's SDWIS records file 46 active public water systems under Greene County, Ohio: 10 community systems (22%), 6 non-transient non-community systems (13%) and 30 transient non-community systems (65%).
Who supplies drinking water in Greene County, OH?
The largest community water systems filed under Greene County are Fairborn Public Water System (34,620 people served), Xenia City Pws (29,000 people served) and Bellbrook Water Works (9,475 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 Greene County's drinking water come from groundwater or surface water?
Of the 46 active public water systems in Greene County, all draw mainly on groundwater and none on surface water, counting purchased supplies. The largest system, Fairborn Public Water System, uses groundwater.
Where can I find a water quality report for Greene 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. 10 community systems are filed under Greene 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 Greene 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 Ohio water systems
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 Greene County, Ohio”, https://aquacensus.com/water-systems/ohio/greene (data as of October 1, 2026).