Greene County, Pennsylvania — public water systems
At a glance
7 active public water systems are filed under Greene County, Pennsylvania in EPA's SDWIS records, together reporting 46,475 people served. The largest is Southwestern Pa Water Auth, which reports serving 40,200 people. 3 are community water systems serving people where they live; the other 4 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
7
Population served
46.5K
Community systems
3
Groundwater share
14.3%
How does Greene County compare with other Pennsylvania counties?
Greene County has the 67th-most active public water systems among the 99 counties listed for active Pennsylvania systems in EPA records; among the 71 with 3 or more systems, the median has 76. Its systems report 46,475 people served in total, the 42nd-largest county figure in the state and 0.4% of the statewide total. The average system here reports serving 6,639 people, about 3.8 times the Pennsylvania average of 1,741. 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 purchased surface water (4, 57%), surface water (2, 29%) and groundwater (1, 14%). Overall, 14% rely mainly on groundwater (including purchased groundwater) and 86% on surface water, compared with 93% and 6.8% across Pennsylvania. Purchased surface water means the system buys surface water from another public water system rather than drawing its own. The county's largest system, Southwestern Pa Water Auth, draws primarily on surface water.
What kinds of water systems operate in Greene County?
Greene County's active systems break down as 3 community systems (43%), 1 non-transient non-community systems (14%) and 3 transient non-community systems (43%). 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 local government (43%), private (43%) and public/private partnership (14%).
Water systems in Greene County
🔒 Create a free account to export CSV| # | Water system | County | Population served | Type | Source |
|---|---|---|---|---|---|
| 1 | Southwestern Pa Water Auth | Greene | 40,200 | Community | Surface water |
| 2 | Pa American Dilliner System | Greene | 4,200 | Community | Surface water |
| 3 | Mt Morris Water & Sewage Auth | Greene | 1,500 | Community | Purchased surface water |
| 4 | Harvey Patterson Creek Portal | Greene | 500 | Non-transient non-community | Groundwater |
| 5 | Benamati Water Services LLC | Greene | 25 | Transient non-community | Purchased surface water |
| 6 | L&M Water Services LLC | Greene | 25 | Transient non-community | Purchased surface water |
| 7 | Higgins Hauling Company | Greene | 25 | Transient non-community | Purchased surface water |
Greene County water systems: frequently asked questions
How many public water systems are in Greene County, Pennsylvania?
EPA's SDWIS records file 7 active public water systems under Greene County, Pennsylvania: 3 community systems (43%), 1 non-transient non-community systems (14%) and 3 transient non-community systems (43%).
Who supplies drinking water in Greene County, PA?
The largest community water systems filed under Greene County are Southwestern Pa Water Auth (40,200 people served), Pa American Dilliner System (4,200 people served) and Mt Morris Water & Sewage Auth (1,500 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 7 active public water systems in Greene County, 14% draw mainly on groundwater and 86% on surface water, counting purchased supplies. The largest system, Southwestern Pa Water Auth, uses surface water.
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. 3 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 Pennsylvania water systems
- All Pennsylvania public water systems· 7,217 active
- Delaware County· 21 systems
- Montour County· 20 systems
- Cameron County· 14 systems
- Cecil County· 9 systems
- Philadelphia County· 6 systems
- Harris County· 5 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 Greene County, Pennsylvania”, https://aquacensus.com/water-systems/pennsylvania/greene (data as of October 1, 2026).