Public water system · TX1700320
ActiveMontgomery County MUD 42
At a glance
Montgomery County MUD 42 (PWSID TX1700320) is an active community water system in Montgomery County, Texas. It reports serving 630 people through 210 service connections. Its primary water source is purchased groundwater, and EPA lists it as owned by a local government. EPA's records list 2 violations for this system; none is health-based, and the most recent began in July 2024.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
630
Service connections
210
Primary source
GWP
Purchased groundwater
System type
CWS
Community water system
System record
How does Montgomery County MUD 42 compare with other water systems in Montgomery County?
By EPA's size categories, Montgomery County MUD 42 is a small system (501 to 3,300 people). Montgomery County has 438 active public water systems. Its population served is about 65% below the county average of 1,784 people per system, and accounts for less than 0.1% of the 781,236 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 Montgomery County MUD 42 is well 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 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 Montgomery County MUD 42?
EPA lists Montgomery County MUD 42 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. 157 of the 438 active systems in Montgomery County (36%) are also owned by a local government.
Does Montgomery County MUD 42 have drinking water violations?
EPA's records list 2 violations for this system; none is health-based, and the most recent began in July 2024. The violations listed here began between July 2021 and July 2024. By type: 2 public notice, recordkeeping or other. The contaminant or rule involved most often is Consumer Confidence Rule (2 of them). EPA lists 2 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 |
|---|---|---|---|---|
| 2024-07-02 | Public notice, recordkeeping or otherConsumer Confidence Report Inadequate Reporting · code 72 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2021-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Inadequate Reporting · code 72 | Consumer Confidence Rulecode 7000 | No | Resolved |
All 2 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.
Montgomery County MUD 42: frequently asked questions
Who runs Montgomery County MUD 42?
Montgomery County MUD 42 (PWSID TX1700320) is a community water system owned by a local government. It is regulated by the TX state drinking water program.
How many people does Montgomery County MUD 42 serve?
Montgomery County MUD 42 reports serving 630 people through 210 service connections in Montgomery County, Texas.
Where does Montgomery County MUD 42 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 Montgomery County MUD 42 have any drinking water violations?
EPA's records list 2 violations for this system; none is health-based, and the most recent began in July 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 Montgomery County MUD 42'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 2 violations for this system; none is health-based, and the most recent began in July 2024. For current results, consult the system's annual water quality report, EPA ECHO, or the TX state drinking water program.
Where can I find Montgomery County MUD 42's water quality report?
As a community water system, Montgomery County MUD 42 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 Montgomery County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| City of Conroe | Montgomery | 113,912 | Community | Purchased surface water |
| Porter Special Utility District | Montgomery | 26,388 | Community | Groundwater |
| Montgomery Trace Water System | Montgomery | 25,917 | Community | Purchased surface water |
| Montgomery County MUD 46 | Montgomery | 24,399 | Community | Purchased surface water |
| Montgomery County MUD 47 | Montgomery | 24,171 | Community | Purchased surface water |
| Montgomery County MUD 67 | Montgomery | 16,821 | 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, “Montgomery County MUD 42, PWSID TX1700320, Texas”, https://aquacensus.com/water-systems/texas/montgomery-county-mud-42-tx1700320 (data as of October 1, 2026).