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Pittsburg County, Oklahoma — public water systems

At a glance

22 active public water systems are filed under Pittsburg County, Oklahoma in EPA's SDWIS records, together reporting 50,811 people served. The largest is Mcalester Pwa, which reports serving 18,206 people. All 22 are community water systems serving people where they live.

Dataset updated . Source: EPA SDWIS/ECHO, refreshed quarterly.

Active systems

22

Population served

50.8K

Community systems

22

Groundwater share

0%

How does Pittsburg County compare with other Oklahoma counties?

Pittsburg County has the 13th-most active public water systems among the 92 counties listed for active Oklahoma systems in EPA records; among the 78 with 3 or more systems, the median has 11. Its systems report 50,811 people served in total, the 12th-largest county figure in the state and 1.4% of the statewide total. The average system here reports serving 2,310 people, about 21% below the Oklahoma average of 2,907. 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 Pittsburg County's drinking water come from?

By primary water source, Pittsburg County's active systems draw on purchased surface water (14, 64%) and surface water (8, 36%). Overall, none rely mainly on groundwater (including purchased groundwater) and all on surface water, compared with 62% and 38% across Oklahoma. Purchased surface water means the system buys surface water from another public water system rather than drawing its own. The county's largest system, Mcalester Pwa, draws primarily on surface water.

What kinds of water systems operate in Pittsburg County?

Pittsburg County's active systems break down as 22 community systems (100%). 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. EPA lists their owner types as local government (91%), federal government (4.5%) and private (4.5%).

Water systems in Pittsburg County

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Active public water systems in Pittsburg County, Oklahoma
#Water systemCountyPopulation servedTypeSource
1Mcalester PwaPittsburg18,206CommunitySurface water
2Longtown Rw&Sd #1 (Pittsburg Co.)Pittsburg5,444CommunitySurface water
3Adamson Rwd #8Pittsburg4,221CommunityPurchased surface water
4HartshornePittsburg2,300CommunityPurchased surface water
5Pittsburg Co. Pwa (Crowder)Pittsburg2,203CommunitySurface water
6Krebs Utility AuthorityPittsburg2,051CommunitySurface water
7Pittsburg Co. Rwd #7 (Arpelar)Pittsburg2,040CommunityPurchased surface water
8Indianola Rwd #18Pittsburg2,000CommunityPurchased surface water
9Us Army Ammunition PlantPittsburg1,872CommunitySurface water
10Pittsburg Co. Rwd #5Pittsburg1,750CommunityPurchased surface water
11Pittsburg Co. Rwd #14Pittsburg1,680CommunityPurchased surface water
12Pittsburg Co. Rwd #16Pittsburg1,268CommunityPurchased surface water
13QuintonPittsburg1,071CommunityPurchased surface water
14HaileyvillePittsburg889CommunityPurchased surface water
15Pittsburg Co. Rwd #9 (Mcalester)Pittsburg872CommunityPurchased surface water
16SavannaPittsburg800CommunityPurchased surface water
17Pittsburg Co. Rwd #11 (Kiowa)Pittsburg790CommunityPurchased surface water
18KiowaPittsburg731CommunitySurface water
19Pittsburg Co. Rwd #6 (Alderson)Pittsburg300CommunityPurchased surface water
20PittsburgPittsburg280CommunitySurface water
21Pittsburg Co. Rwd #20 (Carlton Landing)Pittsburg38CommunityPurchased surface water
22Pittsburg Co. Water AuthorityPittsburg5CommunitySurface water

Pittsburg County water systems: frequently asked questions

How many public water systems are in Pittsburg County, Oklahoma?

EPA's SDWIS records file 22 active public water systems under Pittsburg County, Oklahoma: 22 community systems (100%).

Who supplies drinking water in Pittsburg County, OK?

The largest community water systems filed under Pittsburg County are Mcalester Pwa (18,206 people served), Longtown Rw&Sd #1 (Pittsburg Co.) (5,444 people served) and Adamson Rwd #8 (4,221 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 Pittsburg County's drinking water come from groundwater or surface water?

Of the 22 active public water systems in Pittsburg County, none draw mainly on groundwater and all on surface water, counting purchased supplies. The largest system, Mcalester Pwa, uses surface water.

Where can I find a water quality report for Pittsburg 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. 22 community systems are filed under Pittsburg 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 Pittsburg 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 Oklahoma 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 Pittsburg County, Oklahoma”, https://aquacensus.com/water-systems/oklahoma/pittsburg (data as of October 1, 2026).