Public water system · TX2270417
ActiveLazy Nine MUD 1b
At a glance
Lazy Nine MUD 1b (PWSID TX2270417) is an active community water system in Travis County, Texas. It reports serving 4,669 people through 1,718 service connections. Its primary water source is purchased surface water, and EPA lists it as owned by a local government. EPA's records list 6 violations for this system; 1 is health-based, and the most recent began in April 2026.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
4,669
Service connections
1,718
Primary source
SWP
Purchased surface water
System type
CWS
Community water system
System record
How does Lazy Nine MUD 1b compare with other water systems in Travis County?
By EPA's size categories, Lazy Nine MUD 1b is a medium system (3,301 to 10,000 people). Travis County has 138 active public water systems. Its population served is about 59% below the county average of 11,267 people per system, and accounts for 0.3% of the 1,554,848 people reported by systems filed under the county. Across Texas, the 7,078 active systems average 4,789 people each. Nationally, the average active community water system reports serving 6,703 people, so Lazy Nine MUD 1b is about 30% below that figure.
What does “community water system” mean?
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. Texas has 4,594 active community water systems, 65% of the state's 7,078 active systems. Purchased surface water means the system buys surface water from another public water system rather than drawing its own. 1,192 Texas systems (17%) list purchased surface water as their primary source.
Who owns and regulates Lazy Nine MUD 1b?
EPA lists Lazy Nine MUD 1b as owned by a local 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. 66 of the 138 active systems in Travis County (48%) are also owned by a local government.
Does Lazy Nine MUD 1b have drinking water violations?
EPA's records list 6 violations for this system; 1 is health-based, and the most recent began in April 2026. The violations listed here began between October 2020 and April 2026. By type: 3 public notice, recordkeeping or other, 1 required treatment not met, 1 reporting and 1 monitoring and reporting. The contaminant or rule involved most often is Public Notice (2 of them). EPA lists 6 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 |
|---|---|---|---|---|
| 2026-04-16 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2025-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Inadequate Reporting · code 72 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2025-05-15 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2024-10-17 | Required treatment not metLSL Inventory · code 2E | Lead and Copper Rule Revisionscode 5200 | Yes | Resolved |
| 2024-10-17 | ReportingLSL Reporting · code 4G | Lead and Copper Rule Revisionscode 5200 | No | Resolved |
| 2020-10-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Chlorinecode 0999 | No | Resolved |
All 6 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.
Lazy Nine MUD 1b: frequently asked questions
Who runs Lazy Nine MUD 1b?
Lazy Nine MUD 1b (PWSID TX2270417) is a community water system owned by a local government. It is regulated by the TX state drinking water program.
How many people does Lazy Nine MUD 1b serve?
Lazy Nine MUD 1b reports serving 4,669 people through 1,718 service connections in Travis County, Texas.
Where does Lazy Nine MUD 1b get its water?
EPA SDWIS lists this system's primary water source as purchased surface water. Purchased surface water means the system buys surface water from another public water system rather than drawing its own.
Does Lazy Nine MUD 1b have any drinking water violations?
EPA's records list 6 violations for this system; 1 is health-based, and the most recent began in April 2026. 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 Lazy Nine MUD 1b'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. EPA's records list 6 violations for this system; 1 is health-based, and the most recent began in April 2026. For current results, consult the system's annual water quality report, EPA ECHO, or the TX state drinking water program.
Where can I find Lazy Nine MUD 1b's water quality report?
As a community water system, Lazy Nine MUD 1b must deliver an annual water quality report, called a Consumer Confidence Report, to its customers by July 1 each year, covering the previous calendar year. The system can provide a copy on request.
Other water systems in Travis County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| City of Austin Water & Wastewater | Travis | 1,115,323 | Community | Surface water |
| City of Pflugerville | Travis | 63,464 | Community | Surface water |
| Travis County Wcid 17 | Travis | 45,165 | Community | Surface water |
| Manville WSC | Travis | 39,648 | Community | Purchased surface water |
| West Travis County Public Utility Agency | Travis | 35,664 | Community | Surface water |
| Windermere Community | Travis | 21,231 | Community | Purchased surface water |
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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, “Lazy Nine MUD 1b, PWSID TX2270417, Texas”, https://aquacensus.com/water-systems/texas/lazy-nine-mud-1b-tx2270417 (data as of October 1, 2026).