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Northumberland County, Pennsylvania — public water systems

At a glance

62 active public water systems are filed under Northumberland County, Pennsylvania in EPA's SDWIS records, together reporting 93,804 people served. The largest is Aqua Pa Roaring Creek Division, which reports serving 43,000 people. 11 are community water systems serving people where they live; the other 51 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

62

Population served

93.8K

Community systems

11

Groundwater share

91.9%

How does Northumberland County compare with other Pennsylvania counties?

Northumberland County has the 41st-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 93,804 people served in total, the 29th-largest county figure in the state and 0.7% of the statewide total. The average system here reports serving 1,513 people, about 13% 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 Northumberland County's drinking water come from?

By primary water source, Northumberland County's active systems draw on groundwater (55, 89%), surface water (4, 6.5%), groundwater under influence of surface water (1, 1.6%) and purchased surface water (1, 1.6%). Overall, 92% rely mainly on groundwater (including purchased groundwater) and 8.1% 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, Aqua Pa Roaring Creek Division, draws primarily on surface water.

What kinds of water systems operate in Northumberland County?

Northumberland County's active systems break down as 11 community systems (18%), 8 non-transient non-community systems (13%) and 43 transient non-community systems (69%). 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 (82%), public/private partnership (13%) and local government (4.8%).

The 50 largest water systems in Northumberland County

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Active public water systems in Northumberland County, Pennsylvania
#Water systemCountyPopulation servedTypeSource
1Aqua Pa Roaring Creek DivisionNorthumberland43,000CommunitySurface water
2Pa American White DeerNorthumberland30,209CommunitySurface water
3Municipal Authority SunburyNorthumberland11,043CommunitySurface water
4Sunbury Airport CampsiteNorthumberland1,200Transient non-communityGroundwater
5The FenceNorthumberland750Transient non-communityGroundwater
6Pa American TurbotvilleNorthumberland705CommunityGroundwater under influence of surface water
7Line Mountain Sr High SchoolNorthumberland644Non-transient non-communityGroundwater
8Sunoco Food Mart # 2342Northumberland500Transient non-communityGroundwater
9M M Food MartNorthumberland500Transient non-communityGroundwater
10Lower Mahanoy Twp Mun AuthNorthumberland450CommunityGroundwater
11Herndon Boro Jackson Twp JmaNorthumberland432CommunityGroundwater
12Penn 80 MiltonNorthumberland300Non-transient non-communityGroundwater
13Pa American McewensvilleNorthumberland282CommunityGroundwater
14Cherokee Pharmaceuticals LLCNorthumberland230Non-transient non-communitySurface water
15Knoebels Three Ponds Golf ClubNorthumberland200Transient non-communityGroundwater
16Aqua Pa East CameronNorthumberland200CommunityGroundwater
17Ye Olde Meeting PlaceNorthumberland200Transient non-communityGroundwater
18Pottsgrove Fire CompanyNorthumberland200Transient non-communityGroundwater
19Indian Hills Golf & TennisNorthumberland150Transient non-communityGroundwater
20Milton Jellyston ParkNorthumberland150Transient non-communityGroundwater
21Mays Drive inNorthumberland140Transient non-communityGroundwater
22Irish Valley CampgroundNorthumberland120Transient non-communityGroundwater
23Maranatha Christian SchoolNorthumberland110Non-transient non-communityGroundwater
24Paw and PlateNorthumberland100Transient non-communityGroundwater
25R and R CampgroundNorthumberland100Transient non-communityGroundwater
26Zartman ConstructionNorthumberland100Non-transient non-communityGroundwater
27Stielys River Shore CampsiteNorthumberland100Transient non-communityGroundwater
28Bucknell View MHPNorthumberland100CommunityGroundwater
29Hannahs RestaurantNorthumberland100Transient non-communityGroundwater
30Dental Health AssociatesNorthumberland100Transient non-communityGroundwater
31Shamokin Cong Jehovahs WitnessNorthumberland90Transient non-communityGroundwater
32Heeters Drive inNorthumberland85Transient non-communityGroundwater
33Mt View Bible CampNorthumberland80Transient non-communityGroundwater
34The RoostNorthumberland75Transient non-communityGroundwater
35St Louis De Montfort AcademyNorthumberland66Non-transient non-communityGroundwater
36Bradleys Fern ParkNorthumberland60Transient non-communityGroundwater
37Famvestxv Cottage Pk Ft BooneNorthumberland54Transient non-communityGroundwater
38Family Practice CenterNorthumberland50Transient non-communityGroundwater
39South Side Fire Company #1Northumberland50Transient non-communityGroundwater
40River View CampgroundNorthumberland50Transient non-communityGroundwater
41White Oak TavernNorthumberland50Transient non-communityGroundwater
42Gare De Pas CootiesNorthumberland50Transient non-communityGroundwater
43Ric Mar RestaurantNorthumberland50Transient non-communityGroundwater
44D and H Trailer ParkNorthumberland50CommunityGroundwater
45GhezzisNorthumberland50Transient non-communityGroundwater
46Wrays Riverfront CampgroundNorthumberland45Transient non-communityGroundwater
47Sunbury Animal HospitalNorthumberland45Non-transient non-communityGroundwater
48Milton Boat ClubNorthumberland35Transient non-communityGroundwater
49Anthracite Industries Inc.Northumberland30Non-transient non-communityGroundwater
50Alvin E Long Post 504Northumberland30Transient non-communityGroundwater

All other water systems in Northumberland County (12)

The remaining active systems filed under Northumberland County, largest first, with the population each reports serving.

Northumberland County water systems: frequently asked questions

How many public water systems are in Northumberland County, Pennsylvania?

EPA's SDWIS records file 62 active public water systems under Northumberland County, Pennsylvania: 11 community systems (18%), 8 non-transient non-community systems (13%) and 43 transient non-community systems (69%).

Who supplies drinking water in Northumberland County, PA?

The largest community water systems filed under Northumberland County are Aqua Pa Roaring Creek Division (43,000 people served), Pa American White Deer (30,209 people served) and Municipal Authority Sunbury (11,043 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 Northumberland County's drinking water come from groundwater or surface water?

Of the 62 active public water systems in Northumberland County, 92% draw mainly on groundwater and 8.1% on surface water, counting purchased supplies. The largest system, Aqua Pa Roaring Creek Division, uses surface water.

Where can I find a water quality report for Northumberland 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 Northumberland 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 Northumberland 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

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 Northumberland County, Pennsylvania”, https://aquacensus.com/water-systems/pennsylvania/northumberland (data as of October 1, 2026).