Harris County, Oklahoma — public water systems
At a glance
4 active public water systems are filed under Harris County, Oklahoma in EPA's SDWIS records, together reporting 198 people served. The largest is Groendyke Channelview Facility, which reports serving 67 people.
Dataset updated . Source: EPA SDWIS/ECHO, refreshed quarterly.
Active systems
4
Population served
198
Community systems
—
Groundwater share
100%
How does Harris County compare with other Oklahoma counties?
Harris County has the 76th-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 198 people served in total, the 84th-largest county figure in the state and less than 0.1% of the statewide total. The average system here reports serving 50 people, well 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 Harris County's drinking water come from?
By primary water source, Harris County's active systems draw on groundwater (4, 100%). Overall, all rely mainly on groundwater (including purchased groundwater) and none on surface water, compared with 62% and 38% across Oklahoma. Groundwater means the system draws its water from wells or springs fed by underground aquifers. The county's largest system, Groendyke Channelview Facility, draws primarily on groundwater.
What kinds of water systems operate in Harris County?
Harris County's active systems break down as 4 non-transient non-community systems (100%). 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. EPA lists their owner types as private (100%).
Water systems in Harris County
🔒 Create a free account to export CSV| # | Water system | County | Population served | Type | Source |
|---|---|---|---|---|---|
| 1 | Groendyke Channelview Facility | Harris | 67 | Non-transient non-community | Groundwater |
| 2 | Industrial Piping Specialists | Harris | 50 | Non-transient non-community | Groundwater |
| 3 | Sulzer Chemtech | Harris | 43 | Non-transient non-community | Groundwater |
| 4 | Magellan Pasadena Terminal | Harris | 38 | Non-transient non-community | Groundwater |
Harris County water systems: frequently asked questions
How many public water systems are in Harris County, Oklahoma?
EPA's SDWIS records file 4 active public water systems under Harris County, Oklahoma: 4 non-transient non-community systems (100%).
Does Harris County's drinking water come from groundwater or surface water?
Of the 4 active public water systems in Harris County, all draw mainly on groundwater and none on surface water, counting purchased supplies. The largest system, Groendyke Channelview Facility, uses groundwater.
Where can I find a water quality report for Harris 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.
How can I check violations for a water system in Harris 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 Harris County, Oklahoma”, https://aquacensus.com/water-systems/oklahoma/harris (data as of October 1, 2026).