Public water system · TX1020001

Active

Tpwd Caddo Lake State Park

At a glance

Tpwd Caddo Lake State Park (PWSID TX1020001) is an active transient non-community water system in Harrison County, Texas. It reports serving 204 people through 68 service connections. Its primary water source is purchased groundwater, and EPA lists it as owned by a state government. Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in November 2024.

Dataset updated October 2026 . Source: EPA SDWIS/ECHO public records.

Population served

204

Service connections

Primary source

GWP

Purchased groundwater

System type

TNCWS

Transient non-community water system

System record

PWSIDTX1020001

System typeTransient non-community water system

Activity statusActive

Population served204

Service connections68

Primary water sourcePurchased groundwater

Owner typeState government

Primacy agencyTX state drinking water program

City served—

StateTexas

ZIP—

CountyHarrison County

How does Tpwd Caddo Lake State Park compare with other water systems in Harrison County?

By EPA's size categories, Tpwd Caddo Lake State Park is a very small system (500 people or fewer). Harrison County has 32 active public water systems. Its population served is well below the county average of 2,258 people per system, and accounts for 0.3% of the 72,245 people reported by systems filed under the county. Across Texas, the 7,078 active systems average 4,789 people each. Nationally, the average active transient non-community water system reports serving 144 people, so Tpwd Caddo Lake State Park is about 42% above that figure.

What does “transient non-community water system” mean?

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. Texas has 1,622 active transient non-community water systems, 23% of the state's 7,078 active systems. Purchased groundwater means the system buys groundwater from another public water system rather than drawing its own. 302 Texas systems (4.3%) list purchased groundwater as their primary source.

Who owns and regulates Tpwd Caddo Lake State Park?

EPA lists Tpwd Caddo Lake State Park as owned by a state government. The TX state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 1 of the 32 active systems in Harrison County (3.1%) are also owned by a state government.

Does Tpwd Caddo Lake State Park have drinking water violations?

Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in November 2024. The violations listed here began between August 2018 and November 2024. By type: 7 monitoring and 5 public notice, recordkeeping or other. The contaminant or rule involved most often is Revised Total Coliform Rule (7 of them). EPA lists 12 as resolved. Resolved means at least one resolving action is on record: the system returned to compliance, the rule no longer applies, or no further action was needed.

Began	Violation	Contaminant or rule	Health-based	Status
2024-11-01	MonitoringMonitoring, Routine (RTCR) · code 3A	Revised Total Coliform Rulecode 8000	No	Resolved
2024-10-01	MonitoringMonitoring, Routine (RTCR) · code 3A	Revised Total Coliform Rulecode 8000	No	Resolved
2024-09-01	MonitoringMonitoring, Routine (RTCR) · code 3A	Revised Total Coliform Rulecode 8000	No	Resolved
2023-06-01	Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75	Public Noticecode 7500	No	Resolved
2022-05-01	MonitoringMonitoring, Routine (RTCR) · code 3A	Revised Total Coliform Rulecode 8000	No	Resolved
2021-09-01	Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75	Public Noticecode 7500	No	Resolved
2021-05-01	Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75	Public Noticecode 7500	No	Resolved
2021-01-01	Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75	Public Noticecode 7500	No	Resolved
2020-08-01	MonitoringMonitoring, Routine (RTCR) · code 3A	Revised Total Coliform Rulecode 8000	No	Resolved
2020-04-01	MonitoringMonitoring, Routine (RTCR) · code 3A	Revised Total Coliform Rulecode 8000	No	Resolved
2019-12-01	MonitoringMonitoring, Routine (RTCR) · code 3A	Revised Total Coliform Rulecode 8000	No	Resolved
2018-08-16	Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75	Public Noticecode 7500	No	Resolved

The 12 most recent violations in EPA's records, newest first.Labels and codes come from EPA's SDWIS reference tables. A monitoring or reporting violation means a required test or report was missed or late; it does not by itself mean a contaminant was found. "Health-based" marks violations of a legal limit or required treatment.

Tpwd Caddo Lake State Park: frequently asked questions

Who runs Tpwd Caddo Lake State Park?

Tpwd Caddo Lake State Park (PWSID TX1020001) is a transient non-community water system owned by a state government. It is regulated by the TX state drinking water program.

How many people does Tpwd Caddo Lake State Park serve?

Tpwd Caddo Lake State Park reports serving 204 people through 68 service connections in Harrison County, Texas.

Where does Tpwd Caddo Lake State Park get its water?

EPA SDWIS lists this system's primary water source as purchased groundwater. Purchased groundwater means the system buys groundwater from another public water system rather than drawing its own.

Does Tpwd Caddo Lake State Park have any drinking water violations?

Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in November 2024. A monitoring or reporting violation means a required test or report was missed or late; it does not by itself mean a contaminant was found.

Is Tpwd Caddo Lake State Park's water safe to drink?

AquaCensus shows EPA compliance records, not current water test results, so it cannot say whether the water is safe at a given moment. Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in November 2024. For current results, consult EPA ECHO, or the TX state drinking water program.

Where can I find Tpwd Caddo Lake State Park's water quality report?

The annual Consumer Confidence Report requirement applies to community water systems. Tpwd Caddo Lake State Park is a transient non-community water system, so it is not required to publish one; like every public water system, it must notify the people it serves about violations under EPA's public notification rules.

Other water systems in Harrison County

Water system	County	Population served	Type	Source
City of Marshall	Harrison	23,091	Community	Surface water
Gum Springs WSC 2	Harrison	7,815	Community	Purchased surface water
Leigh WSC-Rural	Harrison	6,164	Community	Groundwater
City of Hallsville	Harrison	5,580	Community	Purchased surface water
Harleton WSC	Harrison	4,107	Community	Purchased surface water
Gum Springs WSC 1	Harrison	3,564	Community	Groundwater

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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, “Tpwd Caddo Lake State Park, PWSID TX1020001, Texas”, https://aquacensus.com/water-systems/texas/tpwd-caddo-lake-state-park-tx1020001 (data as of October 1, 2026).