Lawrence County, Pennsylvania — public water systems
At a glance
55 active public water systems are filed under Lawrence County, Pennsylvania in EPA's SDWIS records, together reporting 75,133 people served. The largest is Pa Amer Water Co New Castle, which reports serving 43,279 people. 15 are community water systems serving people where they live; the other 40 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
55
Population served
75.1K
Community systems
15
Groundwater share
90.9%
How does Lawrence County compare with other Pennsylvania counties?
Lawrence County has the 43rd-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 75,133 people served in total, the 33rd-largest county figure in the state and 0.6% of the statewide total. The average system here reports serving 1,366 people, about 22% below 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 Lawrence County's drinking water come from?
By primary water source, Lawrence County's active systems draw on groundwater (50, 91%), purchased surface water (3, 5.5%) and surface water (2, 3.6%). Overall, 91% rely mainly on groundwater (including purchased groundwater) and 9.1% on surface water, compared with 93% and 6.8% across Pennsylvania. Groundwater means the system draws its water from wells or springs fed by underground aquifers. The county's largest system, Pa Amer Water Co New Castle, draws primarily on surface water.
What kinds of water systems operate in Lawrence County?
Lawrence County's active systems break down as 15 community systems (27%), 11 non-transient non-community systems (20%) and 29 transient non-community systems (53%). 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 (64%), public/private partnership (20%), local government (11%) and state government (5.5%).
The 50 largest water systems in Lawrence County
🔒 Create a free account to export CSV| # | Water system | County | Population served | Type | Source |
|---|---|---|---|---|---|
| 1 | Pa Amer Water Co New Castle | Lawrence | 43,279 | Community | Surface water |
| 2 | Pa Amer Water Co Ellwood Cty | Lawrence | 17,200 | Community | Surface water |
| 3 | New Wilmington Boro Water Dept | Lawrence | 4,500 | Community | Purchased surface water |
| 4 | Bessemer Borough Water Dept | Lawrence | 1,100 | Community | Groundwater |
| 5 | Mahoning Township | Lawrence | 1,032 | Community | Purchased surface water |
| 6 | Mohawk Elementary School | Lawrence | 900 | Non-transient non-community | Groundwater |
| 7 | Mohawk Area High School | Lawrence | 850 | Non-transient non-community | Groundwater |
| 8 | Borough of Wampum Water Dept | Lawrence | 832 | Community | Groundwater |
| 9 | Laurel Elementary School | Lawrence | 750 | Non-transient non-community | Groundwater |
| 10 | Laurel High School | Lawrence | 750 | Non-transient non-community | Groundwater |
| 11 | Pa Dot Rest Area 16 | Lawrence | 500 | Transient non-community | Groundwater |
| 12 | Pa Dot Rest Area 15 | Lawrence | 500 | Transient non-community | Groundwater |
| 13 | Sheetz #246 | Lawrence | 250 | Non-transient non-community | Groundwater |
| 14 | Drivers Examination Center | Lawrence | 200 | Transient non-community | Groundwater |
| 15 | Our Lady of Mt Carmel | Lawrence | 200 | Transient non-community | Groundwater |
| 16 | Slovenian Natl Benefit Society | Lawrence | 150 | Transient non-community | Groundwater |
| 17 | New Castle School of Trades | Lawrence | 150 | Non-transient non-community | Groundwater |
| 18 | Volant Borough Water Dept | Lawrence | 120 | Community | Groundwater |
| 19 | Tic Toc Food Mart #104 | Lawrence | 100 | Transient non-community | Groundwater |
| 20 | Last Minit Mart Laurel | Lawrence | 100 | Transient non-community | Groundwater |
| 21 | Sarah Heinz House | Lawrence | 100 | Transient non-community | Groundwater |
| 22 | Boggs LLC | Lawrence | 100 | Transient non-community | Groundwater |
| 23 | Cedar Acres Mobile Home Park | Lawrence | 95 | Community | Groundwater |
| 24 | New Castle Estates | Lawrence | 80 | Community | Groundwater |
| 25 | Delmar Golf Course | Lawrence | 75 | Transient non-community | Groundwater |
| 26 | Eastbrook Apartments | Lawrence | 75 | Community | Groundwater |
| 27 | Pizza Joes | Lawrence | 75 | Transient non-community | Groundwater |
| 28 | Woodmere Estates | Lawrence | 61 | Community | Groundwater |
| 29 | North Star Village | Lawrence | 60 | Community | Groundwater |
| 30 | Rose Point Park | Lawrence | 60 | Transient non-community | Groundwater |
| 31 | Country Roads MHP | Lawrence | 60 | Community | Groundwater |
| 32 | Majors Mobilehome Park | Lawrence | 55 | Community | Groundwater |
| 33 | Polish White Eagle Society | Lawrence | 50 | Transient non-community | Groundwater |
| 34 | Scott Twp Vol Fire Dept | Lawrence | 50 | Transient non-community | Groundwater |
| 35 | Hill House Restaurant | Lawrence | 50 | Transient non-community | Groundwater |
| 36 | Books Market | Lawrence | 50 | Transient non-community | Groundwater |
| 37 | Marti Park | Lawrence | 50 | Transient non-community | Groundwater |
| 38 | Powder Mill Works | Lawrence | 50 | Non-transient non-community | Groundwater |
| 39 | Ellwood Specialty Steel | Lawrence | 50 | Non-transient non-community | Groundwater |
| 40 | Countryside Estates MHP | Lawrence | 39 | Community | Groundwater |
| 41 | Praxair Thermal | Lawrence | 35 | Non-transient non-community | Groundwater |
| 42 | Hickory Run Energy | Lawrence | 25 | Non-transient non-community | Groundwater |
| 43 | Wayne Twp Firehall | Lawrence | 25 | Transient non-community | Groundwater |
| 44 | Ben Franklins Beer Barn | Lawrence | 25 | Transient non-community | Groundwater |
| 45 | Rose Point Park Cabins | Lawrence | 25 | Transient non-community | Groundwater |
| 46 | Marias Country Store | Lawrence | 25 | Transient non-community | Groundwater |
| 47 | Nova Cellars Winery | Lawrence | 25 | Transient non-community | Groundwater |
| 48 | Sunset Ranch | Lawrence | 25 | Transient non-community | Groundwater |
| 49 | Mount Jackson Museum | Lawrence | 25 | Transient non-community | Groundwater |
| 50 | Georgetown Eats | Lawrence | 25 | Transient non-community | Groundwater |
All other water systems in Lawrence County (5)
The remaining active systems filed under Lawrence County, largest first, with the population each reports serving.
Lawrence County water systems: frequently asked questions
How many public water systems are in Lawrence County, Pennsylvania?
EPA's SDWIS records file 55 active public water systems under Lawrence County, Pennsylvania: 15 community systems (27%), 11 non-transient non-community systems (20%) and 29 transient non-community systems (53%).
Who supplies drinking water in Lawrence County, PA?
The largest community water systems filed under Lawrence County are Pa Amer Water Co New Castle (43,279 people served), Pa Amer Water Co Ellwood Cty (17,200 people served) and New Wilmington Boro Water Dept (4,500 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 Lawrence County's drinking water come from groundwater or surface water?
Of the 55 active public water systems in Lawrence County, 91% draw mainly on groundwater and 9.1% on surface water, counting purchased supplies. The largest system, Pa Amer Water Co New Castle, uses surface water.
Where can I find a water quality report for Lawrence 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. 15 community systems are filed under Lawrence 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 Lawrence 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
- Allegheny County· 65 systems
- Venango County· 63 systems
- Northumberland County· 62 systems
- Warren County· 61 systems
- McKean County· 54 systems
- Blair County· 50 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 Lawrence County, Pennsylvania”, https://aquacensus.com/water-systems/pennsylvania/lawrence (data as of October 1, 2026).